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Build Information

Successful build of Futures with Swift 5.10 for macOS (SPM).

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.39.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dfunckt/swift-futures.git
Reference: 0.1.2
Initialized empty Git repository in /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/dfunckt/swift-futures
 * tag               0.1.2      -> FETCH_HEAD
HEAD is now at 374088d Revert "Simplify ReadyQueue node implementation"
Cloned https://github.com/dfunckt/swift-futures.git
Revision (git rev-parse @):
374088daeb749d19b89f81955984e2230bcbeaad
SUCCESS checkout https://github.com/dfunckt/swift-futures.git at 0.1.2
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "swift-futures",
      "name": "Futures",
      "url": "https://github.com/dfunckt/swift-futures.git",
      "version": "unspecified",
      "path": "/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-futures",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/dfunckt/swift-futures.git
[1/1569] Fetching swift-futures
Fetched https://github.com/dfunckt/swift-futures.git from cache (0.44s)
Creating working copy for https://github.com/dfunckt/swift-futures.git
Working copy of https://github.com/dfunckt/swift-futures.git resolved at 0.1.2 (374088d)
warning: '.resolve-product-dependencies': dependency 'swift-futures' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.10
Building package at path:  $workDir
https://github.com/dfunckt/swift-futures.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun swift build --arch arm64
Building for debugging...
[0/5] Write sources
[3/5] Compiling FuturesPrivate Private.c
[4/5] Write swift-version-6044DDE57671499D.txt
[6/22] Compiling FuturesSync Backoff.swift
[7/22] Compiling FuturesSync Locking.swift
[8/24] Compiling FuturesSync UnfairLock.swift
[9/24] Compiling FuturesSync Private.swift
[10/24] Compiling FuturesSync AtomicUnboundedMPSCQueue.swift
[11/24] Compiling FuturesSync AtomicUnboundedSPSCQueue.swift
[12/24] Compiling FuturesSync PosixLock.swift
[13/24] Compiling FuturesSync SpinLock.swift
[14/24] Compiling FuturesSync AtomicSPMCQueue.swift
[15/24] Compiling FuturesSync AtomicSPSCQueue.swift
[16/24] Compiling FuturesSync AtomicMPSCQueue.swift
[17/24] Compiling FuturesSync AtomicQueueBuffer.swift
[18/24] Compiling FuturesSync AtomicValue.swift
[19/24] Compiling FuturesSync AtomicQueue.swift
[20/24] Compiling FuturesSync AtomicMPMCQueue.swift
[21/24] Emitting module FuturesSync
[22/24] Compiling FuturesSync Atomic.swift
[23/24] Compiling FuturesSync AtomicEnum.swift
[24/24] Compiling FuturesSync AtomicRef.swift
[25/156] Compiling Futures Stream.swift
[26/156] Compiling Futures AbortStream.swift
[27/156] Compiling Futures AssertNoErrorStream.swift
[28/156] Compiling Futures BreakpointStream.swift
[29/156] Compiling Futures BufferStream.swift
[30/156] Compiling Futures CatchErrorStream.swift
[31/156] Compiling Futures CompactMapStream.swift
[32/156] Compiling Futures CompleteOnErrorStream.swift
[33/156] Compiling Futures ConcatenateStream.swift
[34/156] Compiling Futures DropStream.swift
[35/156] Compiling Futures DropUntilOutputStream.swift
[36/156] Compiling Futures DropWhileStream.swift
[37/156] Compiling Futures EmptyStream.swift
[38/156] Compiling Futures EnumerateStream.swift
[39/156] Compiling Futures FilterStream.swift
[40/156] Compiling Futures FlatMapStream.swift
[41/156] Compiling Futures FlattenResultStream.swift
[42/156] Compiling Futures FlattenStream.swift
[43/156] Compiling Futures ForEachStream.swift
[44/156] Compiling Futures TaskRunner.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[45/156] Compiling Futures TaskScheduler.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[46/156] Compiling Futures ThreadLocal.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[47/156] Compiling Futures Poll.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[48/156] Compiling Futures Promise.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[49/156] Compiling Futures Result.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[50/156] Compiling Futures Sink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[51/156] Compiling Futures AssertNoErrorSink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[52/156] Compiling Futures BlockingSink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[53/156] Compiling Futures BufferSink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[54/156] Compiling Futures CollectSink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[55/156] Compiling Futures FlatMapSink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[56/156] Compiling Futures MapErrorSink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[57/156] Compiling Futures MapSink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[58/156] Compiling Futures SetFailureTypeSink.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[59/156] Compiling Futures SinkCloseFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[60/156] Compiling Futures SinkFlushFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[61/156] Compiling Futures SinkSendAllFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[62/156] Compiling Futures SinkSendFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
[63/156] Compiling Futures AssertNoErrorFuture.swift
[64/156] Compiling Futures BreakpointFuture.swift
[65/156] Compiling Futures CatchErrorFuture.swift
[66/156] Compiling Futures FlatMapFuture.swift
[67/156] Compiling Futures FlattenFuture.swift
[68/156] Compiling Futures FlattenResultFuture.swift
[69/156] Compiling Futures FutureStream.swift
[70/156] Compiling Futures HandleEventsFuture.swift
[71/156] Compiling Futures IgnoreOutputFuture.swift
[72/156] Compiling Futures JoinAllFuture.swift
[73/156] Compiling Futures JoinFuture+Arity.swift
[74/156] Compiling Futures JoinFuture.swift
[75/156] Compiling Futures LazyFuture.swift
[76/156] Compiling Futures MapFuture.swift
[77/156] Compiling Futures MapKeyPathFuture+Arity.swift
[78/156] Compiling Futures MapKeyPathFuture.swift
[79/156] Compiling Futures MapResultFuture.swift
[80/156] Compiling Futures MatchEitherFuture.swift
[81/156] Compiling Futures MatchOptionalFuture.swift
[82/156] Compiling Futures MatchResultFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[83/156] Compiling Futures NeverFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[84/156] Compiling Futures PeekFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[85/156] Compiling Futures PollOnFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[86/156] Compiling Futures PrintFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[87/156] Compiling Futures ReadyFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[88/156] Compiling Futures ReferenceFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[89/156] Compiling Futures ReplaceErrorFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[90/156] Compiling Futures ReplaceOutputFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[91/156] Compiling Futures SelectAnyFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[92/156] Compiling Futures SelectFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[93/156] Compiling Futures SetFailureTypeFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[94/156] Compiling Futures ThenFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[95/156] Compiling Futures TryLazyFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[96/156] Compiling Futures TryMapFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[97/156] Compiling Futures AdaptiveQueue.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[98/156] Compiling Futures AtomicWaker.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[99/156] Compiling Futures CircularBuffer.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[100/156] Compiling Futures Private.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[101/156] Emitting module Futures
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
        static let waiting = State(rawValue: 0)
                   ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: note: use [] to silence this warning
        static let waiting = State(rawValue: 0)
                   ^              ~~~~~~~~~~~~~
                                  ([])
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
                    $0.mapError { $0 as! Failure }
                                  ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:33: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
                    $0.mapError { $0 as! Failure }
                                ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[102/156] Compiling Futures Cancellable.swift
[103/156] Compiling Futures Channel.swift
[104/156] Compiling Futures ChannelImpl.swift
[105/156] Compiling Futures ChannelMPSCBufferBounded.swift
[106/156] Compiling Futures ChannelMPSCBufferUnbounded.swift
[107/156] Compiling Futures ChannelMPSCPark.swift
[108/156] Compiling Futures ChannelSPSCBufferBounded.swift
[109/156] Compiling Futures ChannelSPSCBufferUnbounded.swift
[110/156] Compiling Futures ChannelSPSCPark.swift
[111/156] Compiling Futures ChannelSlotBounded.swift
[112/156] Compiling Futures ChannelSlotUnbounded.swift
[113/156] Compiling Futures Either.swift
[114/156] Compiling Futures Executor.swift
[115/156] Compiling Futures QueueExecutor.swift
[116/156] Compiling Futures RunLoopExecutor.swift
[117/156] Compiling Futures ThreadExecutor.swift
[118/156] Compiling Futures Extensions.swift
[119/156] Compiling Futures Future.swift
[120/156] Compiling Futures AbortFuture.swift
[121/174] Compiling Futures GenerateStream.swift
[122/174] Compiling Futures HandleEventsStream.swift
[123/174] Compiling Futures JoinStream+Arity.swift
[124/174] Compiling Futures JoinStream.swift
[125/174] Compiling Futures JustStream.swift
[126/174] Compiling Futures LatestStream.swift
[127/174] Compiling Futures LazyStream.swift
[128/174] Compiling Futures MapKeyPathStream+Arity.swift
[129/174] Compiling Futures MapKeyPathStream.swift
[130/174] Compiling Futures MapResultStream.swift
[131/174] Compiling Futures MapStream.swift
[132/174] Compiling Futures MatchEitherStream.swift
[133/174] Compiling Futures MatchOptionalStream.swift
[134/174] Compiling Futures MatchResultStream.swift
[135/174] Compiling Futures MergeAllStream.swift
[136/174] Compiling Futures MergeStream+Arity.swift
[137/174] Compiling Futures MergeStream.swift
[138/174] Compiling Futures MulticastStream.swift
[139/174] Compiling Futures NeverStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[140/174] Compiling Futures OptionalStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[141/174] Compiling Futures OutputStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[142/174] Compiling Futures PollOnStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[143/174] Compiling Futures PrefixStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[144/174] Compiling Futures PrefixUntilOutputStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[145/174] Compiling Futures PrefixWhileStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[146/174] Compiling Futures PrintStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[147/174] Compiling Futures ReferenceStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[148/174] Compiling Futures RemoveDuplicatesStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[149/174] Compiling Futures RepeatStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[150/174] Compiling Futures ReplaceEmptyStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[151/174] Compiling Futures ReplaceErrorStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[152/174] Compiling Futures ScanStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[153/174] Compiling Futures SequenceStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[154/174] Compiling Futures SetFailureTypeStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[155/174] Compiling Futures ShareStream.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[156/174] Compiling Futures StreamAllSatisfyFuture.swift
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
            $0._makeResult().mapError { $0 as! Failure }
                                        ^
/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:39: note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
            $0._makeResult().mapError { $0 as! Failure }
                                      ^
[157/174] Compiling Futures StreamContainsFuture.swift
[158/174] Compiling Futures StreamContainsWhereFuture.swift
[159/174] Compiling Futures StreamFirstFuture.swift
[160/174] Compiling Futures StreamFirstWhereFuture.swift
[161/174] Compiling Futures StreamForwardFuture.swift
[162/174] Compiling Futures StreamFuture.swift
[163/174] Compiling Futures StreamLastFuture.swift
[164/174] Compiling Futures StreamLastWhereFuture.swift
[165/174] Compiling Futures StreamReduceFuture.swift
[166/174] Compiling Futures StreamReduceIntoFuture.swift
[167/174] Compiling Futures StreamReplayBuffer.swift
[168/174] Compiling Futures SwitchToLatestStream.swift
[169/174] Compiling Futures TryMapStream.swift
[170/174] Compiling Futures UnfoldStream.swift
[171/174] Compiling Futures YieldStream.swift
[172/174] Compiling Futures ZipStream+Arity.swift
[173/174] Compiling Futures ZipStream.swift
[174/174] Compiling Futures Task.swift
[175/181] Compiling FuturesTestSupport TestCase.swift
[176/181] Compiling FuturesTestSupport Module.swift
[177/181] Compiling FuturesTestSupport TestError.swift
[178/181] Compiling FuturesTestSupport Stream.swift
[179/181] Emitting module FuturesTestSupport
[180/181] Compiling FuturesTestSupport Future.swift
[181/181] Compiling FuturesTestSupport Assert.swift
Build complete! (12.86s)
Build complete.
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.