Swift Package IndexBuild Information
Failed to build Signaling, reference main (c0b42b), with Swift 6.1 for Wasm on 25 Jun 2026 11:39:13 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886768-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
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RunAll
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Builder version: 4071e0796c748d991a0123890d2f0ecadc8fcc8c
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/josshad/Signaling.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/josshad/Signaling
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at c0b42b3 First approach of concurrency signaling
Cloned https://github.com/josshad/Signaling.git
Revision (git rev-parse @):
c0b42b3bdc3bb8029d919b4eb55484af2062527f
SUCCESS checkout https://github.com/josshad/Signaling.git at main
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Build
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Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/josshad/Signaling.git
https://github.com/josshad/Signaling.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886768-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/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 swiftpackageindex/spi-images
Digest: sha256:87277f180438764e0763769462b4e00642129a1e8364b1cdaa91f88fde66785b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
Fetching https://github.com/pointfreeco/combine-schedulers
Fetching https://github.com/ReactiveX/RxSwift.git
[1/2654] Fetching combine-schedulers
[2655/56989] Fetching combine-schedulers, rxswift
Fetched https://github.com/pointfreeco/combine-schedulers from cache (3.09s)
Fetched https://github.com/ReactiveX/RxSwift.git from cache (3.14s)
Computing version for https://github.com/pointfreeco/combine-schedulers
Computed https://github.com/pointfreeco/combine-schedulers at 1.2.0 (3.38s)
Fetching https://github.com/pointfreeco/swift-concurrency-extras
Fetching https://github.com/pointfreeco/xctest-dynamic-overlay
Fetching https://github.com/OpenCombine/OpenCombine.git
[1/1039] Fetching swift-concurrency-extras
[1040/6919] Fetching swift-concurrency-extras, xctest-dynamic-overlay
[4568/15203] Fetching swift-concurrency-extras, xctest-dynamic-overlay, opencombine
Fetched https://github.com/pointfreeco/swift-concurrency-extras from cache (0.96s)
Fetched https://github.com/OpenCombine/OpenCombine.git from cache (0.97s)
Fetched https://github.com/pointfreeco/xctest-dynamic-overlay from cache (0.97s)
Computing version for https://github.com/OpenCombine/OpenCombine.git
Computed https://github.com/OpenCombine/OpenCombine.git at 0.14.0 (1.92s)
Computing version for https://github.com/pointfreeco/swift-concurrency-extras
Computed https://github.com/pointfreeco/swift-concurrency-extras at 1.4.0 (0.22s)
Computing version for https://github.com/ReactiveX/RxSwift.git
Computed https://github.com/ReactiveX/RxSwift.git at 6.10.2 (0.27s)
Computing version for https://github.com/pointfreeco/xctest-dynamic-overlay
Computed https://github.com/pointfreeco/xctest-dynamic-overlay at 1.10.1 (0.22s)
Creating working copy for https://github.com/OpenCombine/OpenCombine.git
Working copy of https://github.com/OpenCombine/OpenCombine.git resolved at 0.14.0
Creating working copy for https://github.com/pointfreeco/combine-schedulers
Working copy of https://github.com/pointfreeco/combine-schedulers resolved at 1.2.0
Creating working copy for https://github.com/pointfreeco/swift-concurrency-extras
Working copy of https://github.com/pointfreeco/swift-concurrency-extras resolved at 1.4.0
Creating working copy for https://github.com/pointfreeco/xctest-dynamic-overlay
Working copy of https://github.com/pointfreeco/xctest-dynamic-overlay resolved at 1.10.1
Creating working copy for https://github.com/ReactiveX/RxSwift.git
Working copy of https://github.com/ReactiveX/RxSwift.git resolved at 6.10.2
error: 'spi-builder-workspace': product 'RxCocoa' required by package 'spi-builder-workspace' target 'RxSignaing' not found in package 'RxSwift'.
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886768-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:87277f180438764e0763769462b4e00642129a1e8364b1cdaa91f88fde66785b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
error: 'spi-builder-workspace': product 'RxCocoa' required by package 'spi-builder-workspace' target 'RxSignaing' not found in package 'RxSwift'.
BUILD FAILURE 6.1 wasm