SwiftNiceScale – Build Information

Build Information

Failed to build SwiftNiceScale, reference main (d33bff), with Swift 6.4 for Android on 18 Sep 2026 01:22:21 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/openalloc/SwiftNiceScale.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/openalloc/SwiftNiceScale
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at d33bff6 Simplify See Also section of README
Cloned https://github.com/openalloc/SwiftNiceScale.git
Revision (git rev-parse @):
d33bff64631c73bc79f04ccc473ddf64e12b4dba
SUCCESS checkout https://github.com/openalloc/SwiftNiceScale.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/openalloc/SwiftNiceScale.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:abadcff584c273feba50641b454858d377ba30b35ea7287a94f45ebd8afd0ea0
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
Fetching https://github.com/apple/swift-numerics
[1/6636] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics (0.54s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.1.1 (0.72s)
Creating working copy for https://github.com/apple/swift-numerics
Working copy of https://github.com/apple/swift-numerics resolved at 1.1.1
Building for debugging...
[Pre-planning 1 / 184]
[49 / 79] RealModule
[50 / 79] RealModule
[60 / 89] ComplexModule
[65 / 89] ComplexModule
[76 / 93] Numerics
[90 / 98] Numerics
error: SwiftCompile normal aarch64 failed with a nonzero exit code. Command line:     cd /host

[90 / 98] NiceScale
/host/spi-builder-workspace/Sources/NiceScale.swift:39:61: [1;31merror: [1;39mbinary operator '*' cannot be applied to operands of type 'Double' and 'T'[0;0m
 [0;36m37 |[0;0m     public lazy var range: ValueRange = {
 [0;36m38 |[0;0m         guard tickInterval != 0 else { return 0 ... 0 } // avoid NaN error in creating range
 [0;36m39 |[0;0m         let min = [4;39mfloor(rawRange.lowerBound / tickInterval)[0;0m * [4;39mtickInterval[0;0m
    [0;36m|[0;0m                                                             |- [1;31merror: [1;39mbinary operator '*' cannot be applied to operands of type 'Double' and 'T'[0;0m
    [0;36m|[0;0m                                                             `- [1;39mnote: [1;39moverloads for '*' exist with these partially matching parameter lists: (Double, Double)[0;0m
 [0;36m40 |[0;0m         let max = ceil(rawRange.upperBound / tickInterval) * tickInterval
 [0;36m41 |[0;0m         return min ... max
/host/spi-builder-workspace/Sources/NiceScale.swift:39:45: [1;31merror: [1;39mcannot convert value of type 'T' to expected argument type 'Double'[0;0m
 [0;36m37 |[0;0m     public lazy var range: ValueRange = {
 [0;36m38 |[0;0m         guard tickInterval != 0 else { return 0 ... 0 } // avoid NaN error in creating range
 [0;36m39 |[0;0m         let min = floor(rawRange.lowerBound / tickInterval) * tickInterval
    [0;36m|[0;0m                                             `- [1;31merror: [1;39mcannot convert value of type 'T' to expected argument type 'Double'[0;0m
 [0;36m40 |[0;0m         let max = ceil(rawRange.upperBound / tickInterval) * tickInterval
 [0;36m41 |[0;0m         return min ... max
/host/spi-builder-workspace/Sources/NiceScale.swift:69:32: [1;31merror: [1;39mcannot convert value of type 'T' to expected argument type 'Double'[0;0m
 [0;36m67 |[0;0m     /// Number of fractional digits to show in tick label values.
 [0;36m68 |[0;0m     public lazy var tickFractionDigits: Int = {
 [0;36m69 |[0;0m         let exponent = floor(T.log10(tickInterval))
    [0;36m|[0;0m                                `- [1;31merror: [1;39mcannot convert value of type 'T' to expected argument type 'Double'[0;0m
 [0;36m70 |[0;0m         let nfrac = max(-1 * exponent, 0.0)
 [0;36m71 |[0;0m         return Int(nfrac)
Failed frontend command:
/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/NiceScale.swift -target aarch64-unknown-linux-android28 -Xllvm -aarch64-use-tbi -disable-objc-interop -sdk /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -sysroot /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -I /host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins/testing\#/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_android.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64 -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/lib/clang/18 -Xcc -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/swift-numerics/Sources/_NumericsShims/include/module.modulemap -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/checkouts/swift-numerics/Sources/_NumericsShims/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name NiceScale -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/Objects-normal/aarch64/NiceScale_const_extract_protocols.json -in-process-plugin-server-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/local/lib/swift/host/plugins -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/Objects-normal/aarch64/Modules/NiceScale.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/Objects-normal/aarch64/Modules/NiceScale.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/Objects-normal/aarch64/NiceScale-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/Objects-normal/aarch64/NiceScale-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/Objects-normal/aarch64/NiceScale-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftNiceScale.build/Debug-android-aarch64/NiceScale-t.build/Objects-normal/aarch64/Modules/NiceScale.swiftmodule
error: Build failed
BUILD FAILURE 6.4 android