Swift Package IndexBuild Information
Failed to build swift-idna, reference main (570e3c), with Swift 6.2 for Android on 19 Jan 2026 20:02:26 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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-6.2-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swift-dns/swift-idna.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/swift-dns/swift-idna
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 570e3ca Update README with benchmark comparisons
Cloned https://github.com/swift-dns/swift-idna.git
Revision (git rev-parse @):
570e3ca72f0cd703a43f2a989e5d6051a3173390
SUCCESS checkout https://github.com/swift-dns/swift-idna.git at main
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Build
========================================
Selected platform: android
Swift version: 6.2
Building package at path: $PWD
https://github.com/swift-dns/swift-idna.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:android-6.2-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:8a4b1a21be66190a249873405d75b6572f433dd9078c4755af4bedee2c8584a9
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.2-latest
Fetching https://github.com/apple/swift-collections.git
[1/18671] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git from cache (1.25s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.3.0 (1.81s)
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.3.0
Building for debugging...
[0/7] Write sources
[4/7] Compiling cswift_idna_test_v2_cases.c
[5/7] Compiling cswift_idna_mapping_table.c
[6/7] Write swift-version--3EE9C60077A20DAF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[8/23] Emitting module InternalCollectionsUtilities
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[9/23] Compiling InternalCollectionsUtilities Debugging.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[10/23] Compiling InternalCollectionsUtilities Descriptions.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[11/23] Compiling InternalCollectionsUtilities UInt+reversed.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[12/23] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[13/23] Compiling InternalCollectionsUtilities _UnsafeBitSet+_Word.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[14/23] Compiling InternalCollectionsUtilities _UnsafeBitSet.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[15/23] Compiling InternalCollectionsUtilities FixedWidthInteger+roundUpToPowerOfTwo.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[16/23] Compiling InternalCollectionsUtilities Integer rank.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[17/23] Compiling InternalCollectionsUtilities UInt+first and last set bit.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[18/23] Compiling InternalCollectionsUtilities _SortedCollection.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[19/23] Compiling InternalCollectionsUtilities _UniqueCollection.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[20/25] Compiling InternalCollectionsUtilities LifetimeOverride.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[21/25] Compiling InternalCollectionsUtilities RandomAccessCollection+Offsets.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[22/25] Compiling InternalCollectionsUtilities UnsafeBufferPointer+Extras.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[23/25] Compiling InternalCollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[24/25] Compiling InternalCollectionsUtilities UnsafeMutableRawBufferPointer+Extras.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[25/25] Compiling InternalCollectionsUtilities UnsafeRawBufferPointer+Extras.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
BUILD FAILURE 6.2 android