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Build Information

Failed to build SwiftMCP, reference v1.14.0 (fcbe9f), with Swift 6.1 for Android on 10 Oct 2026 02:35:04 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886768-2":/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:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Cocoanetics/SwiftMCP.git
Reference: v1.14.0
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/Cocoanetics/SwiftMCP
 * tag               v1.14.0    -> FETCH_HEAD
HEAD is now at fcbe9f4 Allow swift-syntax 604 (#203)
Cloned https://github.com/Cocoanetics/SwiftMCP.git
Revision (git rev-parse @):
fcbe9f43a0e87a1cfcea5cb8edd0e38a48afbc2f
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/Cocoanetics/SwiftMCP.git at v1.14.0
========================================
Build
========================================
Selected platform:         android
Swift version:             6.1
Building package at path:  $PWD
https://github.com/Cocoanetics/SwiftMCP.git
https://github.com/Cocoanetics/SwiftMCP.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886768-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 -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
android-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:396310cef4466ceb116ed5462b0b92d4deb353c0dad749b406b7fd226f6db9af
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.1-latest
Fetching https://github.com/apple/swift-crypto.git
Fetching https://github.com/Cocoanetics/SwiftCross.git
Fetching https://github.com/Cocoanetics/JSONFoundation.git
Fetching https://github.com/swiftlang/swift-syntax.git
Fetching https://github.com/apple/swift-certificates.git
Fetching https://github.com/swift-server/swift-service-lifecycle.git
[1/2867] Fetching swift-service-lifecycle
[30/2987] Fetching swift-service-lifecycle, swiftcross
[2960/3619] Fetching swift-service-lifecycle, swiftcross, jsonfoundation
[3519/22239] Fetching swift-service-lifecycle, swiftcross, jsonfoundation, swift-crypto
Fetched https://github.com/Cocoanetics/JSONFoundation.git from cache (0.56s)
Fetching https://github.com/swiftlang/swift-docc-plugin.git
Fetched https://github.com/Cocoanetics/SwiftCross.git from cache (0.58s)
Fetching https://github.com/apple/swift-nio-extras.git
Fetched https://github.com/swift-server/swift-service-lifecycle.git from cache (0.58s)
Fetching https://github.com/apple/swift-http-types.git
[187/18620] Fetching swift-crypto
[560/26229] Fetching swift-crypto, swift-certificates
[1348/28168] Fetching swift-crypto, swift-certificates, swift-http-types
[4096/30513] Fetching swift-crypto, swift-certificates, swift-http-types, swift-docc-plugin
Fetched https://github.com/apple/swift-http-types.git from cache (0.46s)
Fetching https://github.com/apple/swift-nio.git
[2782/28574] Fetching swift-crypto, swift-certificates, swift-docc-plugin
[5654/35276] Fetching swift-crypto, swift-certificates, swift-docc-plugin, swift-nio-extras
Fetched https://github.com/swiftlang/swift-docc-plugin.git from cache (0.64s)
[9873/32931] Fetching swift-crypto, swift-certificates, swift-nio-extras
Fetching https://github.com/apple/swift-argument-parser.git
[16733/113342] Fetching swift-crypto, swift-certificates, swift-nio-extras, swift-syntax
Fetched https://github.com/apple/swift-nio-extras.git from cache (0.82s)
Fetching https://github.com/apple/swift-log.git
[15972/106640] Fetching swift-crypto, swift-certificates, swift-syntax
[46140/125736] Fetching swift-crypto, swift-certificates, swift-syntax, swift-argument-parser
[81511/133993] Fetching swift-crypto, swift-certificates, swift-syntax, swift-argument-parser, swift-log
[107459/220355] Fetching swift-crypto, swift-certificates, swift-syntax, swift-argument-parser, swift-log, swift-nio
Fetched https://github.com/apple/swift-argument-parser.git from cache (1.24s)
Fetched https://github.com/apple/swift-log.git from cache (1.04s)
[97230/193002] Fetching swift-crypto, swift-certificates, swift-syntax, swift-nio
Fetched https://github.com/apple/swift-certificates.git from cache (6.28s)
Fetched https://github.com/apple/swift-crypto.git from cache (6.30s)
Fetched https://github.com/swiftlang/swift-syntax.git from cache (6.32s)
Fetched https://github.com/apple/swift-nio.git from cache (5.87s)
Computing version for https://github.com/Cocoanetics/SwiftCross.git
Computed https://github.com/Cocoanetics/SwiftCross.git at 1.2.0 (7.31s)
Computing version for https://github.com/Cocoanetics/JSONFoundation.git
Computed https://github.com/Cocoanetics/JSONFoundation.git at 3.2.1 (1.62s)
Fetching https://github.com/swiftlang/swift-subprocess.git
[1/4942] Fetching swift-subprocess
Fetched https://github.com/swiftlang/swift-subprocess.git from cache (0.69s)
Computing version for https://github.com/swiftlang/swift-subprocess.git
Computed https://github.com/Cocoanetics/SwiftCross.git at 1.2.0 (0.00s)
error: Dependencies could not be resolved because 'swift-subprocess' >= 0.5.0 contains incompatible tools version (6.2.0) and root depends on 'jsonfoundation' 3.1.0..<4.0.0.
'jsonfoundation' >= 3.1.0 practically depends on 'swift-subprocess' 0.5.0..<2.0.0 because 'jsonfoundation' 3.2.0 depends on 'swift-subprocess' 0.5.0..<1.0.0 and 'jsonfoundation' 3.2.1 depends on 'swift-subprocess' 0.5.0..<2.0.0.
'jsonfoundation' {3.1.0..<3.2.0, 3.2.2..<4.0.0} practically depends on 'swift-subprocess' 0.5.0..<1.0.0 because no versions of 'jsonfoundation' match the requirement {3.1.1..<3.2.0, 3.2.2..<4.0.0} and 'jsonfoundation' 3.1.0 depends on 'swift-subprocess' 0.5.0..<1.0.0.
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886768-2":/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:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1
android-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:396310cef4466ceb116ed5462b0b92d4deb353c0dad749b406b7fd226f6db9af
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.1-latest
Updating https://github.com/swift-server/swift-service-lifecycle.git
Updating https://github.com/Cocoanetics/JSONFoundation.git
Updating https://github.com/swiftlang/swift-syntax.git
Updating https://github.com/apple/swift-crypto.git
Updating https://github.com/Cocoanetics/SwiftCross.git
Updated https://github.com/Cocoanetics/JSONFoundation.git (0.33s)
Updated https://github.com/swift-server/swift-service-lifecycle.git (0.33s)
Updating https://github.com/swiftlang/swift-docc-plugin.git
Updating https://github.com/apple/swift-nio-extras.git
Updated https://github.com/Cocoanetics/SwiftCross.git (0.34s)
Updating https://github.com/apple/swift-http-types.git
Updated https://github.com/swiftlang/swift-syntax.git (0.48s)
Updating https://github.com/apple/swift-nio.git
Updated https://github.com/apple/swift-crypto.git (0.49s)
Updating https://github.com/apple/swift-certificates.git
Updating https://github.com/apple/swift-argument-parser.git
Updated https://github.com/swiftlang/swift-docc-plugin.git (0.27s)
Updating https://github.com/apple/swift-log.git
Updated https://github.com/apple/swift-http-types.git (0.31s)
Updated https://github.com/apple/swift-nio-extras.git (0.34s)
Updated https://github.com/apple/swift-argument-parser.git (0.32s)
Updated https://github.com/apple/swift-certificates.git (0.35s)
Updated https://github.com/apple/swift-log.git (0.30s)
Updated https://github.com/apple/swift-nio.git (0.46s)
Computing version for https://github.com/Cocoanetics/SwiftCross.git
Computed https://github.com/Cocoanetics/SwiftCross.git at 1.2.0 (1.33s)
Computing version for https://github.com/Cocoanetics/JSONFoundation.git
Computed https://github.com/Cocoanetics/JSONFoundation.git at 3.2.1 (1.58s)
Updating https://github.com/swiftlang/swift-subprocess.git
Updated https://github.com/swiftlang/swift-subprocess.git (0.31s)
Computing version for https://github.com/swiftlang/swift-subprocess.git
Computed https://github.com/Cocoanetics/SwiftCross.git at 1.2.0 (0.00s)
error: Dependencies could not be resolved because 'swift-subprocess' >= 0.5.0 contains incompatible tools version (6.2.0) and root depends on 'jsonfoundation' 3.1.0..<4.0.0.
'jsonfoundation' >= 3.1.0 practically depends on 'swift-subprocess' 0.5.0..<2.0.0 because 'jsonfoundation' 3.2.0 depends on 'swift-subprocess' 0.5.0..<1.0.0 and 'jsonfoundation' 3.2.1 depends on 'swift-subprocess' 0.5.0..<2.0.0.
'jsonfoundation' {3.1.0..<3.2.0, 3.2.2..<4.0.0} practically depends on 'swift-subprocess' 0.5.0..<1.0.0 because no versions of 'jsonfoundation' match the requirement {3.1.1..<3.2.0, 3.2.2..<4.0.0} and 'jsonfoundation' 3.1.0 depends on 'swift-subprocess' 0.5.0..<1.0.0.
BUILD FAILURE 6.1 android