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Build Information

Failed to build SwiftAprilTag, reference v1.3.1 (038cb9), with Swift 6.4 for Wasm on 25 Sep 2026 16:21:30 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-0":/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/keyqcloud/SwiftAprilTag.git
Reference: v1.3.1
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/keyqcloud/SwiftAprilTag
 * tag               v1.3.1     -> FETCH_HEAD
HEAD is now at 038cb90 test: per-family fixtures + end-to-end coverage for the wrapper plumbing
Cloned https://github.com/keyqcloud/SwiftAprilTag.git
Revision (git rev-parse @):
038cb9026711ddba05b71c16b32eb364bcfa6ef9
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/keyqcloud/SwiftAprilTag.git at v1.3.1
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/keyqcloud/SwiftAprilTag.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-0":/host -w "$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
Building for debugging...
[Pre-planning 1 / 125]
[39 / 65] CAprilTag
[53 / 65] CAprilTag
[61 / 75] SwiftAprilTag
[64 / 75] SwiftAprilTag
[65 / 75] SwiftAprilTag
[72 / 75] CAprilTag
[72 / 75] SwiftAprilTag
<unknown>:0: error: fatal error encountered during compilation; please submit a bug report (https://swift.org/contributing/#reporting-bugs)
<unknown>:0: note: Functions with 'no-prototype' attribute must take varargs: tagStandard52h13_create
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0.	Program arguments: /usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/SwiftAprilTag/CameraIntrinsics+AVFoundation.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/CameraIntrinsics.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detection+CGPath.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detection+Pose.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detection.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detector+CGImage.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detector+CVPixelBuffer.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detector+UIImage.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detector.swift -primary-file /host/spi-builder-workspace/Sources/SwiftAprilTag/TagFamily.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/TagPose.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.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 -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 -fmodule-map-file=/host/spi-builder-workspace/Sources/CAprilTag/include/module.modulemap -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/Sources/CAprilTag/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG=1 -no-auto-bridging-header-chaining -module-name SwiftAprilTag -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/SwiftAprilTag_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/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.o -index-unit-output-path /SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
1.	Swift version 6.4.2-dev (LLVM 15622a86b1749a9, Swift d2e983b81b18217)
2.	Compiling with effective version 5.10
3.	Running pass 'Add prototypes to prototypes-less functions' on module '/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.o'.
 #0 0x000055bcaf6f0d98 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/usr/bin/swift-frontend+0x8bb1d98)
 #1 0x000055bcaf6ee585 llvm::sys::RunSignalHandlers() (/usr/bin/swift-frontend+0x8baf585)
 #2 0x000055bcaf6f1b41 SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0
 #3 0x00007e2766b8f520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #4 0x00007e2766be39bc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969bc)
 #5 0x00007e2766b8f476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
 #6 0x00007e2766b757f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
 #7 0x000055bca78f61ab swift::DiagnosticHelper::Implementation::diagnoseFatalError(char const*, bool) crtstuff.c:0:0
 #8 0x000055bcaf63d466 llvm::report_fatal_error(llvm::Twine const&, bool) (/usr/bin/swift-frontend+0x8afe466)
 #9 0x000055bcaa8a59ac (/usr/bin/swift-frontend+0x3d669ac)
#10 0x000055bcaf36e3cc llvm::legacy::PassManagerImpl::run(llvm::Module&) (/usr/bin/swift-frontend+0x882f3cc)
#11 0x000055bca7a511d1 swift::compileAndWriteLLVM(llvm::Module*, llvm::TargetMachine*, swift::IRGenOptions const&, swift::UnifiedStatsReporter*, swift::DiagnosticEngine&, llvm::raw_pwrite_stream&, llvm::sys::SmartMutex<false>*, llvm::raw_pwrite_stream*) (/usr/bin/swift-frontend+0xf121d1)
#12 0x000055bca7a5040b swift::performLLVM(swift::IRGenOptions const&, swift::DiagnosticEngine&, llvm::sys::SmartMutex<false>*, llvm::GlobalVariable*, llvm::Module*, llvm::TargetMachine*, llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>, llvm::StringRef, llvm::vfs::OutputBackend&, swift::UnifiedStatsReporter*) (/usr/bin/swift-frontend+0xf1140b)
#13 0x000055bca755f76d generateCode(swift::CompilerInstance&, llvm::StringRef, llvm::Module*, llvm::GlobalVariable*) FrontendTool.cpp:0:0
#14 0x000055bca7557961 performCompileStepsPostSILGen(swift::CompilerInstance&, std::unique_ptr<swift::SILModule, std::default_delete<swift::SILModule>>, llvm::PointerUnion<swift::ModuleDecl*, swift::SourceFile*>, swift::PrimarySpecificPaths const&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>, llvm::ArrayRef<swift::PrimarySpecificPaths>) FrontendTool.cpp:0:0
#15 0x000055bca7555c4f swift::performCompileStepsPostSema(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) (/usr/bin/swift-frontend+0xa16c4f)
#16 0x000055bca756dfda withSemanticAnalysis(swift::CompilerInstance&, swift::FrontendObserver*, llvm::function_ref<bool (swift::CompilerInstance&)>, bool) FrontendTool.cpp:0:0
#17 0x000055bca755baa9 performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) FrontendTool.cpp:0:0
#18 0x000055bca75586ee swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (/usr/bin/swift-frontend+0xa196ee)
#19 0x000055bca7270ba8 swift::mainEntry(int, char const**) (/usr/bin/swift-frontend+0x731ba8)
#20 0x00007e2766b76d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#21 0x00007e2766b76e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#22 0x000055bca726fa65 _start (/usr/bin/swift-frontend+0x730a65)
*** Signal 6: Backtracing from 0x7e2766c6b9dd... done ***
*** Program crashed: Aborted at 0x00007e2766c6b9dd ***
Platform: x86_64 Linux (Ubuntu 22.04.5 LTS)
Thread 0 "swift-frontend" crashed:
0  0x00007e2766c6b9dd <unknown> in libc.so.6
Registers:
rax 0x0000000000000000  0
rdx 0x0000000000000006  6
rcx 0x00007e2766c6b9dd  48 3d 01 f0 ff ff 73 01 c3 48 8b 0d 23 b4 0f 00  H=·ðÿÿs·ÃH··#´··
rbx 0x0000000000000006  6
rsi 0x000000000000008b  139
rdi 0x000000000000008b  139
rbp 0x000000000000008b  139
rsp 0x000055bce08bb068  6b 1b 6f af bc 55 00 00 f0 b2 8b e0 bc 55 00 00  k·o¯¼U··ð²·à¼U··
 r8 0x000055bce08bb2f0  06 00 00 00 00 00 00 00 fa ff ff ff 00 00 00 00  ········úÿÿÿ····
 r9 0x000055bce08bb2f0  06 00 00 00 00 00 00 00 fa ff ff ff 00 00 00 00  ········úÿÿÿ····
r10 0x000055bce08bb2f0  06 00 00 00 00 00 00 00 fa ff ff ff 00 00 00 00  ········úÿÿÿ····
r11 0x0000000000000246  582
r12 0x0000000000000000  0
r13 0x0000000000000000  0
r14 0x0000000000000000  0
r15 0x000055bce08bb078  01 03 01 00 00 00 00 00 49 b3 d0 00 00 00 00 00  ········I³Ð·····
rip 0x00007e2766c6b9dd  48 3d 01 f0 ff ff 73 01 c3 48 8b 0d 23 b4 0f 00  H=·ðÿÿs·ÃH··#´··
rflags 0x0000000000000246  ZF PF
cs 0x0033  fs 0x0000  gs 0x0000
Images (27 omitted):
0x00007e2766b4d000–0x00007e2766d09401 6a6cb5a80fd5e5bb5bf3aeaa111add98e88843a5 libc.so.6 /usr/lib/x86_64-linux-gnu/libc.so.6
Backtrace took 0.00s
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/SwiftAprilTag/CameraIntrinsics+AVFoundation.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/CameraIntrinsics.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detection+CGPath.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detection+Pose.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detection.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detector+CGImage.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detector+CVPixelBuffer.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detector+UIImage.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/Detector.swift -primary-file /host/spi-builder-workspace/Sources/SwiftAprilTag/TagFamily.swift /host/spi-builder-workspace/Sources/SwiftAprilTag/TagPose.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.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 -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 -fmodule-map-file\=/host/spi-builder-workspace/Sources/CAprilTag/include/module.modulemap -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/Sources/CAprilTag/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SwiftAprilTag -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/SwiftAprilTag_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/SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.o -index-unit-output-path /SwiftAprilTag.build/Debug-webassembly-wasm32/SwiftAprilTag-t.build/Objects-normal/wasm32/TagFamily.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm