Swift Package IndexBuild Information
Failed to build RxOptional, reference v5.0.6 (8fc89d), with Swift 6.4 for Wasm on 21 Sep 2026 07:15:40 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/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-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1Build Log
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/RxSwiftCommunity/RxOptional.git
Reference: v5.0.6
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/RxSwiftCommunity/RxOptional
* tag v5.0.6 -> FETCH_HEAD
HEAD is now at 8fc89dd 5.0.6
Cloned https://github.com/RxSwiftCommunity/RxOptional.git
Revision (git rev-parse @):
8fc89dd1d45e0207b3df29c9dd02bdb39e431f3a
SUCCESS checkout https://github.com/RxSwiftCommunity/RxOptional.git at v5.0.6
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Build
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Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/RxSwiftCommunity/RxOptional.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/Quick/Nimble.git
Fetching https://github.com/ReactiveX/RxSwift.git
Fetching https://github.com/Quick/Quick.git
[1/14925] Fetching quick
[10150/69453] Fetching quick, rxswift
[24196/89439] Fetching quick, rxswift, nimble
Fetched https://github.com/Quick/Nimble.git (1.16s)
[26298/69453] Fetching quick, rxswift
Fetched https://github.com/Quick/Quick.git (2.84s)
Fetched https://github.com/ReactiveX/RxSwift.git (2.89s)
Computing version for https://github.com/Quick/Nimble.git
Computed https://github.com/Quick/Nimble.git at 9.2.1 (3.09s)
Fetching https://github.com/mattgallagher/CwlPreconditionTesting.git
[1/1257] Fetching cwlpreconditiontesting
Fetched https://github.com/mattgallagher/CwlPreconditionTesting.git (0.89s)
Computing version for https://github.com/Quick/Quick.git
Computed https://github.com/Quick/Quick.git at 3.1.2 (1.09s)
Computing version for https://github.com/mattgallagher/CwlPreconditionTesting.git
Computed https://github.com/mattgallagher/CwlPreconditionTesting.git at 2.2.2 (0.18s)
Fetching https://github.com/mattgallagher/CwlCatchException.git
[1/460] Fetching cwlcatchexception
Fetched https://github.com/mattgallagher/CwlCatchException.git (0.43s)
Computing version for https://github.com/mattgallagher/CwlCatchException.git
Computed https://github.com/mattgallagher/CwlCatchException.git at 2.2.1 (0.61s)
Computing version for https://github.com/ReactiveX/RxSwift.git
warning: 'rxswift': /Package@swift-5.9.swift:99:56: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
97 | let package = Package(
98 | name: "RxSwift",
99 | platforms: [.iOS(.v12), .macOS(.v10_13), .watchOS(.v4), .tvOS(.v12), .visionOS(.v1)],
| `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
100 | products: ([
101 | [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Computed https://github.com/ReactiveX/RxSwift.git at 6.10.2 (0.23s)
Creating working copy for https://github.com/mattgallagher/CwlPreconditionTesting.git
Working copy of https://github.com/mattgallagher/CwlPreconditionTesting.git resolved at 2.2.2
Creating working copy for https://github.com/Quick/Quick.git
Working copy of https://github.com/Quick/Quick.git resolved at 3.1.2
Creating working copy for https://github.com/Quick/Nimble.git
Working copy of https://github.com/Quick/Nimble.git resolved at 9.2.1
Creating working copy for https://github.com/ReactiveX/RxSwift.git
Working copy of https://github.com/ReactiveX/RxSwift.git resolved at 6.10.2
Creating working copy for https://github.com/mattgallagher/CwlCatchException.git
Working copy of https://github.com/mattgallagher/CwlCatchException.git resolved at 2.2.1
warning: 'rxswift': /host/spi-builder-workspace/.build/checkouts/RxSwift/Package@swift-5.9.swift:99:56: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
97 | let package = Package(
98 | name: "RxSwift",
99 | platforms: [.iOS(.v12), .macOS(.v10_13), .watchOS(.v4), .tvOS(.v12), .visionOS(.v1)],
| `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
100 | products: ([
101 | [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
error: 'spi-builder-workspace': product 'RxCocoa' required by package 'spi-builder-workspace' target 'RxOptional' not found in package 'RxSwift'.
BUILD FAILURE 6.4 wasm