swift-mock – Build Information – Swift Package Index

Build Information

Failed to build swift-mock, reference 0.8.0 (54b3e1), with Swift 6.4 for Wasm on 19 Sep 2026 21:01:37 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/MetalheadSanya/swift-mock.git
Reference: 0.8.0
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/MetalheadSanya/swift-mock
 * tag               0.8.0      -> FETCH_HEAD
HEAD is now at 54b3e1b Merge pull request #62 from MetalheadSanya/57-point-verify-failure-to-verify-call
Cloned https://github.com/MetalheadSanya/swift-mock.git
Revision (git rev-parse @):
54b3e1b980e0383f0d9cf09335b6b5f1c11bfab5
SUCCESS checkout https://github.com/MetalheadSanya/swift-mock.git at 0.8.0
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/MetalheadSanya/swift-mock.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/apple/swift-syntax.git
Fetching https://github.com/apple/swift-docc-plugin
[1/2345] Fetching swift-docc-plugin
[2346/82329] Fetching swift-docc-plugin, swift-syntax
Fetched https://github.com/apple/swift-docc-plugin (2.98s)
Fetched https://github.com/apple/swift-syntax.git (3.00s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 509.1.1 (4.15s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.5.0 (0.19s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3824] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit (0.53s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (0.75s)
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 509.1.1
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.5.0
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 881]
[Planning deferred tasks]
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error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/swift-syntax/Sources/SwiftCompilerPlugin/CompilerPlugin.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile CompilerPlugin.swift
/host/spi-builder-workspace/.build/checkouts/swift-syntax/Sources/SwiftCompilerPlugin/CompilerPlugin.swift:103:19: [1;31merror: [1;39mcannot find 'dup' in scope[0;0m
[0;36m101 |[0;0m     // Duplicate the `stdin` file descriptor, which we will then use for
[0;36m102 |[0;0m     // receiving messages from the plugin host.
[0;36m103 |[0;0m     let inputFD = [4;39mdup[0;0m(fileno(stdin))
    [0;36m|[0;0m                   `- [1;31merror: [1;39mcannot find 'dup' in scope[0;0m
[0;36m104 |[0;0m     guard inputFD >= 0 else {
[0;36m105 |[0;0m       internalError("Could not duplicate `stdin`: \(describe(errno: errno)).")
/host/spi-builder-workspace/.build/checkouts/swift-syntax/Sources/SwiftCompilerPlugin/CompilerPlugin.swift:117:20: [1;31merror: [1;39mcannot find 'dup' in scope[0;0m
[0;36m115 |[0;0m     // Duplicate the `stdout` file descriptor, which we will then use for
[0;36m116 |[0;0m     // sending messages to the plugin host.
[0;36m117 |[0;0m     let outputFD = [4;39mdup[0;0m(fileno(stdout))
    [0;36m|[0;0m                    `- [1;31merror: [1;39mcannot find 'dup' in scope[0;0m
[0;36m118 |[0;0m     guard outputFD >= 0 else {
[0;36m119 |[0;0m       internalError("Could not dup `stdout`: \(describe(errno: errno)).")
/host/spi-builder-workspace/.build/checkouts/swift-syntax/Sources/SwiftCompilerPlugin/CompilerPlugin.swift:124:11: [1;31merror: [1;39mcannot find 'dup2' in scope[0;0m
[0;36m122 |[0;0m     // Having duplicated the original standard-output descriptor, redirect
[0;36m123 |[0;0m     // `stdout` to `stderr` so that all free-form text output goes there.
[0;36m124 |[0;0m     guard [4;39mdup2[0;0m(fileno(stderr), fileno(stdout)) >= 0 else {
    [0;36m|[0;0m           `- [1;31merror: [1;39mcannot find 'dup2' in scope[0;0m
[0;36m125 |[0;0m       internalError("Could not dup2 `stdout` to `stderr`: \(describe(errno: errno)).")
[0;36m126 |[0;0m     }
Failed frontend command:
/usr/bin/swift-frontend -frontend -c -primary-file /host/spi-builder-workspace/.build/checkouts/swift-syntax/Sources/SwiftCompilerPlugin/CompilerPlugin.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/Objects-normal/wasm32/CompilerPlugin.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/Objects-normal/wasm32/CompilerPlugin.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/Objects-normal/wasm32/CompilerPlugin.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/Objects-normal/wasm32/CompilerPlugin.dia -target wasm32-unknown-wasip1 -disable-objc-interop -sdk /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -sysroot /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -I /host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -suppress-warnings -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static -use-static-resource-dir -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/clang -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SwiftCompilerPlugin -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/Objects-normal/wasm32/SwiftCompilerPlugin_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/Objects-normal/wasm32/CompilerPlugin.o -index-unit-output-path /swift-syntax.build/Debug-webassembly-wasm32/SwiftCompilerPlugin-t.build/Objects-normal/wasm32/CompilerPlugin.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm