Build Information
Failed to build K1, reference main (ab8065), with Swift 6.1 for Android on 30 Jan 2026 16:54:43 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1Build Log
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RunAll
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Builder version: 4.68.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/Sajjon/K1.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/Sajjon/K1
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at ab80658 Migrate to 6.2.1 (#52)
Submodule path 'Sources/secp256k1/libsecp256k1': checked out '1a53f4961f337b4d166c25fce72ef0dc88806618'
Submodule 'Sources/secp256k1/libsecp256k1' (https://github.com/bitcoin-core/secp256k1.git) registered for path 'Sources/secp256k1/libsecp256k1'
Cloning into '/host/spi-builder-workspace/Sources/secp256k1/libsecp256k1'...
Cloned https://github.com/Sajjon/K1.git
Revision (git rev-parse @):
ab80658b14719d51b1b07ca631adf095e1b24e00
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/Sajjon/K1.git at main
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Build
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Selected platform: android
Swift version: 6.1
Building package at path: $PWD
https://github.com/Sajjon/K1.git
https://github.com/Sajjon/K1.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.1 but the installed version is 6.2.0
error: fatalError
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/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 finestructure/spi-images
Digest: sha256:08fa5f1bd27c53c71ebe7c2842e29d52715d90da2c5b8f52513c9039c232613d
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.1-latest
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.1 but the installed version is 6.1.0
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.1 but the installed version is 6.1.0
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1
android-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:08fa5f1bd27c53c71ebe7c2842e29d52715d90da2c5b8f52513c9039c232613d
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.1-latest
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.1 but the installed version is 6.1.0
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.1 but the installed version is 6.1.0
BUILD FAILURE 6.1 android