Swift Package IndexBuild Information
Failed to build llbuild2, reference main (5df227), with Swift 6.2 for Wasm on 1 Oct 2026 06:21:47 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344843-2":/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-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1Build Log
========================================
RunAll
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Builder version: 5.1.1
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/apple/swift-llbuild2.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/apple/swift-llbuild2
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 5df227f Merge pull request #277 from apple/domi/list-rulesets
Cloned https://github.com/apple/swift-llbuild2.git
Revision (git rev-parse @):
5df227f70fd027b03acee9af12b230f5812355db
SUCCESS checkout https://github.com/apple/swift-llbuild2.git at main
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Build
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Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/apple/swift-llbuild2.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1
wasm-6.2-latest: Pulling from saguaro1/spi-images
Digest: sha256:ff44196b45f83e5a0a99a627b185f548850d9bc1242e3dee2178fb1570812fe8
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/apple/swift-log.git
Fetching https://github.com/apple/swift-collections.git
Fetching https://github.com/apple/swift-nio.git
[1/8213] Fetching swift-log
[7311/15272] Fetching swift-log, swift-system
[14921/43704] Fetching swift-log, swift-system, swift-collections
[16695/129941] Fetching swift-log, swift-system, swift-collections, swift-nio
Fetching https://github.com/apple/swift-protobuf.git
Fetching https://github.com/apple/swift-tools-support-core.git
Fetched https://github.com/apple/swift-system.git from cache (1.03s)
[13057/122882] Fetching swift-log, swift-collections, swift-nio
Fetching https://github.com/apple/swift-async-algorithms.git
[57173/129674] Fetching swift-log, swift-collections, swift-nio, swift-async-algorithms
[59306/137079] Fetching swift-log, swift-collections, swift-nio, swift-async-algorithms, swift-tools-support-core
Fetched https://github.com/apple/swift-tools-support-core.git from cache (1.09s)
Fetching https://github.com/apple/swift-atomics.git
Fetched https://github.com/apple/swift-async-algorithms.git from cache (1.08s)
[81839/122882] Fetching swift-log, swift-collections, swift-nio
[89261/177266] Fetching swift-log, swift-collections, swift-nio, swift-protobuf
[97689/179151] Fetching swift-log, swift-collections, swift-nio, swift-protobuf, swift-atomics
Fetched https://github.com/apple/swift-atomics.git from cache (1.00s)
[103313/177266] Fetching swift-log, swift-collections, swift-nio, swift-protobuf
Fetched https://github.com/apple/swift-log.git from cache (9.54s)
Fetched https://github.com/apple/swift-collections.git from cache (9.62s)
Fetched https://github.com/apple/swift-nio.git from cache (9.75s)
Fetched https://github.com/apple/swift-protobuf.git from cache (12.84s)
Computing version for https://github.com/apple/swift-tools-support-core.git
Computed https://github.com/apple/swift-tools-support-core.git at 0.8.0 (15.61s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.1 (0.42s)
Computing version for https://github.com/apple/swift-async-algorithms.git
Computed https://github.com/apple/swift-async-algorithms.git at 1.1.7 (0.50s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.7.1 (0.66s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.8.1 (0.36s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.15.1 (0.52s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.103.0 (0.73s)
Computing version for https://github.com/apple/swift-protobuf.git
Computed https://github.com/apple/swift-protobuf.git at 1.38.1 (0.51s)
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.103.0
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.1
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.15.1
Creating working copy for https://github.com/apple/swift-async-algorithms.git
Working copy of https://github.com/apple/swift-async-algorithms.git resolved at 1.1.7
Creating working copy for https://github.com/apple/swift-protobuf.git
Working copy of https://github.com/apple/swift-protobuf.git resolved at 1.38.1
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.7.1
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.8.1
Creating working copy for https://github.com/apple/swift-tools-support-core.git
Working copy of https://github.com/apple/swift-tools-support-core.git resolved at 0.8.0
[1/1] Compiling plugin SwiftProtobufPlugin
Building for debugging...
[1/51] Write sources
[10/51] Compiling FXCBLAKE3 blake3_simd_avx512.c
[11/51] Compiling FXCBLAKE3 blake3_simd_avx2.c
[12/51] Compiling FXCBLAKE3 blake3_simd_sse41.c
[13/51] Write sources
In file included from /host/spi-builder-workspace/.build/checkouts/swift-tools-support-core/Sources/TSCclibc/process.c:15:
/host/spi-builder-workspace/.build/checkouts/swift-tools-support-core/Sources/TSCclibc/include/process.h:3:10: fatal error: 'spawn.h' file not found
3 | #include <spawn.h>
| ^~~~~~~~~
1 error generated.
[31/51] Compiling TSCclibc process.c
[31/51] Compiling CSystem shims.c
[31/51] Compiling _AtomicsShims.c
[31/51] Compiling TSCclibc strerror.c
[31/51] Compiling TSCclibc libc.c
[31/51] Compiling FXCBLAKE3 blake3_all.c
In file included from /host/spi-builder-workspace/Sources/FXCProcessSpawnSync/spawner.c:18:
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/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/FXCProcessSpawnSync/spawner.c:26:10: fatal error: 'sys/wait.h' file not found
26 | #include <sys/wait.h>
| ^~~~~~~~~~~~
2 errors generated.
[31/51] Compiling FXCProcessSpawnSync spawner.c
[31/51] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.2 wasm