Swift Package IndexBuild Information
Failed to build xcdiff, reference main (8580d8), with Swift 6.1 for Wasm on 28 Sep 2026 23:19:03 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>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/bloomberg/xcdiff.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/bloomberg/xcdiff
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 8580d81 Flag duplicate targets in the diff (#156)
Cloned https://github.com/bloomberg/xcdiff.git
Revision (git rev-parse @):
8580d816f462d9512059b17f27d8281ad6ee3652
SUCCESS checkout https://github.com/bloomberg/xcdiff.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/bloomberg/xcdiff.git
https://github.com/bloomberg/xcdiff.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$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:beceeede496da67681f4fa220a6b97cc098a0178841a413735f598dc6bbaf4c8
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
Fetching https://github.com/tuist/xcodeproj.git
Fetching https://github.com/kylef/PathKit
Fetching https://github.com/apple/swift-tools-support-core.git
Fetching https://github.com/apple/swift-argument-parser
[1/25146] Fetching xcodeproj
[2/26606] Fetching xcodeproj, pathkit
Fetched https://github.com/kylef/PathKit from cache (0.54s)
[7293/25146] Fetching xcodeproj
[10814/32551] Fetching xcodeproj, swift-tools-support-core
[17226/51499] Fetching xcodeproj, swift-tools-support-core, swift-argument-parser
Fetched https://github.com/apple/swift-tools-support-core.git from cache (0.69s)
[21783/44094] Fetching xcodeproj, swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser from cache (0.86s)
[24392/25146] Fetching xcodeproj
Fetched https://github.com/tuist/xcodeproj.git from cache (1.10s)
Computing version for https://github.com/kylef/PathKit
Computed https://github.com/kylef/PathKit at 1.0.1 (2.03s)
Fetching https://github.com/kylef/Spectre.git
[1/1021] Fetching spectre
Fetched https://github.com/kylef/Spectre.git from cache (1.01s)
Computing version for https://github.com/kylef/Spectre.git
Computed https://github.com/kylef/Spectre.git at 0.10.1 (1.25s)
Computing version for https://github.com/tuist/xcodeproj.git
Computed https://github.com/tuist/xcodeproj.git at 8.27.7 (0.23s)
Fetching https://github.com/tadija/AEXML.git
[1/2159] Fetching aexml
Fetched https://github.com/tadija/AEXML.git from cache (1.05s)
Computing version for https://github.com/tadija/AEXML.git
Computed https://github.com/tadija/AEXML.git at 4.7.0 (1.28s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.8.2 (0.24s)
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 (0.29s)
Creating working copy for https://github.com/kylef/PathKit
Working copy of https://github.com/kylef/PathKit resolved at 1.0.1
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
Creating working copy for https://github.com/kylef/Spectre.git
Working copy of https://github.com/kylef/Spectre.git resolved at 0.10.1
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.8.2
Creating working copy for https://github.com/tadija/AEXML.git
Working copy of https://github.com/tadija/AEXML.git resolved at 4.7.0
Creating working copy for https://github.com/tuist/xcodeproj.git
Working copy of https://github.com/tuist/xcodeproj.git resolved at 8.27.7
[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin GenerateDoccReference
Building for debugging...
[2/30] Write sources
[13/30] Compiling TSCclibc libc.c
[14/30] Compiling TSCclibc strerror.c
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.
[15/30] Compiling TSCclibc process.c
[15/30] 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:beceeede496da67681f4fa220a6b97cc098a0178841a413735f598dc6bbaf4c8
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...
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.
[2/17] Compiling TSCclibc process.c
[2/17] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.1 wasm