Build Information
Failed to build SwiftSlash, reference master (5dda27), with Swift 6.1 for Android on 18 Oct 2026 07:44:01 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344849-0":/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:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tannerdsilva/SwiftSlash.git
Reference: master
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/tannerdsilva/SwiftSlash
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 5dda27d feat: process-group placement as part of the launch contract (6.0.0)
Cloned https://github.com/tannerdsilva/SwiftSlash.git
Revision (git rev-parse @):
5dda27d1ebae38ce42e9440f3580cbc778c8af8b
SUCCESS checkout https://github.com/tannerdsilva/SwiftSlash.git at master
========================================
Build
========================================
Selected platform: android
Swift version: 6.1
Building package at path: $PWD
https://github.com/tannerdsilva/SwiftSlash.git
https://github.com/tannerdsilva/SwiftSlash.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344849-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 -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
android-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:639806e3270a7d76362a869fc7a464db4368085eea7ecdf63d02ce60a0298950
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.1-latest
Building for debugging...
[0/27] Write sources
[10/27] Compiling __cswiftslash_types __cswiftslash_types.c
[11/27] Compiling __cswiftslash_eventtrigger __cswiftslash_eventtrigger.c
/host/spi-builder-workspace/Sources/__cswiftslash_posix_helpers/__cswiftslash_posix_helpers.c:81:9: error: call to undeclared function 'posix_spawn_file_actions_addchdir_np'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
81 | return posix_spawn_file_actions_addchdir_np(actions, wd);
| ^
1 error generated.
[12/27] Compiling __cswiftslash_posix_helpers __cswiftslash_posix_helpers.c
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:23:2: error: call to undeclared function 'pthread_setcancelstate'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
23 | pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
| ^
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:23:25: error: use of undeclared identifier 'PTHREAD_CANCEL_DISABLE'
23 | pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
| ^
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:24:2: error: call to undeclared function 'pthread_setcanceltype'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
24 | pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL);
| ^
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:24:24: error: use of undeclared identifier 'PTHREAD_CANCEL_DEFERRED'
24 | pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL);
| ^
[12/27] Compiling __cswiftslash_threads __cswiftslash_threads.c
[12/27] Write swift-version-24593BA9C3E375BF.txt
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344849-0":/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:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1
android-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:639806e3270a7d76362a869fc7a464db4368085eea7ecdf63d02ce60a0298950
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.1-latest
[0/1] Planning build
Building for debugging...
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:23:2: error: call to undeclared function 'pthread_setcancelstate'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
23 | pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
| ^
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:23:25: error: use of undeclared identifier 'PTHREAD_CANCEL_DISABLE'
23 | pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
| ^
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:24:2: error: call to undeclared function 'pthread_setcanceltype'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
24 | pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL);
| ^
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:24:24: error: use of undeclared identifier 'PTHREAD_CANCEL_DEFERRED'
24 | pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL);
| ^
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:30:25: error: use of undeclared identifier 'PTHREAD_CANCEL_ENABLE'
30 | pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
| ^
/host/spi-builder-workspace/Sources/__cswiftslash_threads/__cswiftslash_threads.c:31:2: error: call to undeclared function 'pthread_testcancel'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
31 | pthread_testcancel();
| ^
6 errors generated.
[0/15] Compiling __cswiftslash_threads __cswiftslash_threads.c
/host/spi-builder-workspace/Sources/__cswiftslash_posix_helpers/__cswiftslash_posix_helpers.c:81:9: error: call to undeclared function 'posix_spawn_file_actions_addchdir_np'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
81 | return posix_spawn_file_actions_addchdir_np(actions, wd);
| ^
1 error generated.
[0/15] Compiling __cswiftslash_posix_helpers __cswiftslash_posix_helpers.c
[0/15] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.1 android