Swift Package Index

Build Information

Failed to build swift-sdk-generator, reference main (6f22ba), with Swift 6.1 for Wasm on 1 Nov 2026 14:22:05 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.4
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftlang/swift-sdk-generator.git
Reference: main
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/swiftlang/swift-sdk-generator
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 6f22baa bump `swiftlang-actions` group with 2 updates (#285)
Cloned https://github.com/swiftlang/swift-sdk-generator.git
Revision (git rev-parse @):
6f22baa661e666506dae8259fa7349f3a97ea7a2
SUCCESS checkout https://github.com/swiftlang/swift-sdk-generator.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/swiftlang/swift-sdk-generator.git
https://github.com/swiftlang/swift-sdk-generator.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
wasm-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:f257c9b8465670613eb336f6def351d681b1d395aebdb231a45bac980c1f9d3c
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
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[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin GenerateDoccReference
Building for debugging...
[2/869] Write sources
[13/869] Compiling rdrand-x86_64-linux.S
[14/869] Compiling rdrand-x86_64-apple.S
[15/869] Write sources
[17/869] Compiling p256_beeu-armv8-asm-win.S
In file included from /host/spi-builder-workspace/Sources/CProcessSpawnSync/spawner.c:16:
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/wasm32-wasi/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
    2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
      |  ^
/host/spi-builder-workspace/Sources/CProcessSpawnSync/spawner.c:23:10: fatal error: 'pthread.h' file not found
   23 | #include <pthread.h>
      |          ^~~~~~~~~~~
2 errors generated.
[18/869] Compiling CProcessSpawnSync spawner.c
[18/869] Compiling p256_beeu-x86_64-asm-linux.S
[18/869] Compiling _AtomicsShims.c
[18/869] Compiling _CWASI _CWASI.c
[18/869] Compiling p256_beeu-x86_64-asm-apple.S
[18/869] Compiling d1_pkt.cc
[18/869] Compiling _NumericsShims _NumericsShims.c
[18/869] Write swift-version-24593BA9C3E375BF.txt
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:f257c9b8465670613eb336f6def351d681b1d395aebdb231a45bac980c1f9d3c
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
[0/1] Planning build
[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin GenerateDoccReference
Building for debugging...
[2/853] Write sources
[20/853] Compiling _CWASI _CWASI.c
[20/853] Compiling CNIOWindows WSAStartup.c
[20/853] Compiling CNIOWindows shim.c
[23/853] Compiling CNIOWASI CNIOWASI.c
[24/853] Compiling _AtomicsShims.c
[25/853] Compiling CSystem shims.c
[26/853] Compiling CNIOPosix event_loop_id.c
[27/853] Compiling _NumericsShims _NumericsShims.c
[28/853] Compiling CNIOOpenBSD shim.c
[29/853] Compiling CNIOLinux shim.c
[30/853] Compiling CNIOLinux liburing_shims.c
In file included from /host/spi-builder-workspace/Sources/CProcessSpawnSync/spawner.c:16:
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/wasm32-wasi/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
    2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
      |  ^
/host/spi-builder-workspace/Sources/CProcessSpawnSync/spawner.c:23:10: fatal error: 'pthread.h' file not found
   23 | #include <pthread.h>
      |          ^~~~~~~~~~~
2 errors generated.
[31/853] Compiling CProcessSpawnSync spawner.c
[31/853] Compiling CNIOFreeBSD shim.c
[31/853] Compiling CNIOLLHTTP c_nio_llhttp.c
[31/853] Compiling CNIOLLHTTP c_nio_http.c
[31/853] Compiling CNIOLLHTTP c_nio_api.c
[31/853] Compiling CNIODarwin shim.c
[31/853] Compiling CNIOExtrasZlib empty.c
[31/853] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.1 wasm