Swift Package Index

Build Information

Failed to build swift-bson, reference 2.1.0 (dad631), with Swift 6.1 for Linux on 22 Apr 2026 01:21:35 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/rarestype/swift-bson.git
Reference: 2.1.0
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/rarestype/swift-bson
 * tag               2.1.0      -> FETCH_HEAD
HEAD is now at dad631e Merge pull request #18 from rarestype/upgrade-gram
Cloned https://github.com/rarestype/swift-bson.git
Revision (git rev-parse @):
dad631e26c3bf9137c9bd741b6baaa974eaf3124
SUCCESS checkout https://github.com/rarestype/swift-bson.git at 2.1.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/rarestype/swift-bson.git
https://github.com/rarestype/swift-bson.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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
basic-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:a7bfd71e9384436264431030299dc8a2d42d0664a168cfa1a5dd84c9bc592ccf
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-latest
Fetching https://github.com/rarestype/u
Fetching https://github.com/rarestype/h
Fetching https://github.com/rarestype/gram
Fetching https://github.com/ordo-one/dollup
[1/1233] Fetching h
[63/2430] Fetching h, gram
[1246/2456] Fetching h, gram, dollup
Fetched https://github.com/rarestype/gram from cache (0.30s)
Fetched https://github.com/ordo-one/dollup from cache (0.30s)
Fetched https://github.com/rarestype/h from cache (0.30s)
[1/524] Fetching u
Fetched https://github.com/rarestype/u from cache (0.60s)
Computing version for https://github.com/rarestype/gram
Computed https://github.com/rarestype/gram at 2.0.0 (1.31s)
Computing version for https://github.com/rarestype/u
error: Dependencies could not be resolved because 'u' >= 0.2.1 contains incompatible tools version (6.2.0) and root depends on 'u' 1.0.0..<2.0.0.
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:a7bfd71e9384436264431030299dc8a2d42d0664a168cfa1a5dd84c9bc592ccf
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-latest
Updating https://github.com/rarestype/u
Updating https://github.com/rarestype/h
Updating https://github.com/ordo-one/dollup
Updating https://github.com/rarestype/gram
Updated https://github.com/ordo-one/dollup (0.14s)
Updated https://github.com/rarestype/gram (0.20s)
Updated https://github.com/rarestype/u (0.26s)
Updated https://github.com/rarestype/h (0.26s)
Computing version for https://github.com/rarestype/gram
Computed https://github.com/rarestype/gram at 2.0.0 (0.81s)
Computing version for https://github.com/rarestype/u
error: Dependencies could not be resolved because 'u' >= 0.2.1 contains incompatible tools version (6.2.0) and root depends on 'u' 1.0.0..<2.0.0.
BUILD FAILURE 6.1 linux