Swift Package Index

Build Information

Failed to build mio, reference main (32abc0), with Swift 6.4 for Android on 2 Oct 2026 20:37:57 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/akvilary/mio.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/akvilary/mio
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 32abc0f Infra: CI gate (debug/TSan/release), TimerFd contract tests, README 0.3.0
Cloned https://github.com/akvilary/mio.git
Revision (git rev-parse @):
32abc0fe757023bd9defc87041cd51c9ccd1ab2b
SUCCESS checkout https://github.com/akvilary/mio.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/akvilary/mio.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:abadcff584c273feba50641b454858d377ba30b35ea7287a94f45ebd8afd0ea0
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
Building for debugging...
[Pre-planning 1 / 125]
[23 / 34] MIO
/host/spi-builder-workspace/Sources/CMIO/wrapper.c:71:13: error: call to undeclared function 'epoll_pwait2'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
   71 |     int n = epoll_pwait2(
      |             ^
/host/spi-builder-workspace/Sources/CMIO/wrapper.c:71:13: note: did you mean 'epoll_pwait'?
In file included from /host/spi-builder-workspace/Sources/CMIO/wrapper.c:18:
/android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/include/sys/epoll.h:84:5: note: 'epoll_pwait' declared here
   84 | int epoll_pwait(int __epoll_fd, struct epoll_event* _Nonnull __events, int __event_count, int __timeout_ms, const sigset_t* _Nullable __mask);
      |     ^
1 error generated.
error: CompileC /host/spi-builder-workspace/.build/out/Intermediates.noindex/mio.build/Debug-android-aarch64/CMIO-t.build/Objects-normal/aarch64/wrapper.o /host/spi-builder-workspace/Sources/CMIO/wrapper.c normal aarch64 c com.apple.compilers.llvm.clang.1_0.compiler failed with a nonzero exit code. Command line:     cd /host

    Using response file: /host/spi-builder-workspace/.build/out/Intermediates.noindex/mio.build/Debug-android-aarch64/CMIO-t.build/Objects-normal/aarch64/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp

    /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/clang -x c -target aarch64-unknown-linux-android28 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fcolor-diagnostics -Wno-trigraphs -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-return-type -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wno-unused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-bool-conversion -Wno-enum-conversion -Wno-float-conversion -Wno-non-literal-null-conversion -Wno-objc-literal-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-implicit-fallthrough -fstrict-aliasing -Wdeprecated-declarations -Wno-sign-conversion -Wno-infinite-recursion -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-semicolon-before-method-body --sysroot /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot @/host/spi-builder-workspace/.build/out/Intermediates.noindex/mio.build/Debug-android-aarch64/CMIO-t.build/Objects-normal/aarch64/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp -MMD -MT dependencies -MF /host/spi-builder-workspace/.build/out/Intermediates.noindex/mio.build/Debug-android-aarch64/CMIO-t.build/Objects-normal/aarch64/wrapper.d --serialize-diagnostics /host/spi-builder-workspace/.build/out/Intermediates.noindex/mio.build/Debug-android-aarch64/CMIO-t.build/Objects-normal/aarch64/wrapper.dia -c /host/spi-builder-workspace/Sources/CMIO/wrapper.c -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/mio.build/Debug-android-aarch64/CMIO-t.build/Objects-normal/aarch64/wrapper.o
error: Build failed
BUILD FAILURE 6.4 android