Swift Package IndexBuild Information
Failed to build SwiftNiceScale, reference main (d33bff), with Swift 6.3 for Android on 12 Apr 2026 17:06:13 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/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:android-6.3-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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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
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Build
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Selected platform: android
Swift version: 6.3
Building package at path: $PWD
https://github.com/openalloc/SwiftNiceScale.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:9008270ea37a55e78725e6225015adb5eff8582da520c5232bf0499f32c36dc4
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest
Fetching https://github.com/apple/swift-numerics
[1/6416] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics from cache (0.45s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.1.1 (0.91s)
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...
[0/6] Write sources
[4/6] Compiling _NumericsShims _NumericsShims.c
[5/6] Write swift-version--4F562202D5529B1.txt
[7/17] Compiling RealModule RealFunctions.swift
[8/18] Compiling RealModule RelaxedArithmetic.swift
[9/18] Compiling RealModule Real.swift
[10/18] Compiling RealModule Float80+Real.swift
[11/18] Compiling RealModule Float16+Real.swift
[12/18] Compiling RealModule AlgebraicField.swift
[13/18] Compiling RealModule ApproximateEquality.swift
[14/18] Compiling RealModule AugmentedArithmetic.swift
[15/18] Compiling RealModule Double+Real.swift
[16/18] Emitting module RealModule
[17/18] Compiling RealModule ElementaryFunctions.swift
[18/18] Compiling RealModule Float+Real.swift
[20/30] Compiling ComplexModule Complex+StringConvertible.swift
[21/31] Compiling ComplexModule Complex+Numeric.swift
[22/31] Compiling ComplexModule Polar.swift
[23/31] Compiling ComplexModule Complex+Hashable.swift
[24/31] Compiling ComplexModule Complex+IntegerLiteral.swift
[25/31] Compiling ComplexModule Complex.swift
[26/31] Compiling ComplexModule Scale.swift
[27/31] Emitting module ComplexModule
[28/31] Compiling ComplexModule Complex+AdditiveArithmetic.swift
[29/31] Compiling ComplexModule Complex+AlgebraicField.swift
[30/31] Compiling ComplexModule Complex+Codable.swift
[31/31] Compiling ComplexModule Complex+ElementaryFunctions.swift
[33/34] Compiling Numerics Numerics.swift
[34/34] Emitting module Numerics
error: emit-module command failed with exit code 1 (use -v to see invocation)
[36/37] Emitting module NiceScale
/host/spi-builder-workspace/Sources/NiceScale.swift:39:61: error: binary operator '*' cannot be applied to operands of type 'Double' and 'T'
37 | public lazy var range: ValueRange = {
38 | guard tickInterval != 0 else { return 0 ... 0 } // avoid NaN error in creating range
39 | let min = floor(rawRange.lowerBound / tickInterval) * tickInterval
| |- error: binary operator '*' cannot be applied to operands of type 'Double' and 'T'
| `- note: overloads for '*' exist with these partially matching parameter lists: (Double, Double)
40 | let max = ceil(rawRange.upperBound / tickInterval) * tickInterval
41 | return min ... max
/host/spi-builder-workspace/Sources/NiceScale.swift:39:45: error: cannot convert value of type 'T' to expected argument type 'Double'
37 | public lazy var range: ValueRange = {
38 | guard tickInterval != 0 else { return 0 ... 0 } // avoid NaN error in creating range
39 | let min = floor(rawRange.lowerBound / tickInterval) * tickInterval
| `- error: cannot convert value of type 'T' to expected argument type 'Double'
40 | let max = ceil(rawRange.upperBound / tickInterval) * tickInterval
41 | return min ... max
/host/spi-builder-workspace/Sources/NiceScale.swift:69:32: error: cannot convert value of type 'T' to expected argument type 'Double'
67 | /// Number of fractional digits to show in tick label values.
68 | public lazy var tickFractionDigits: Int = {
69 | let exponent = floor(T.log10(tickInterval))
| `- error: cannot convert value of type 'T' to expected argument type 'Double'
70 | let nfrac = max(-1 * exponent, 0.0)
71 | return Int(nfrac)
[37/37] Compiling NiceScale NiceScale.swift
/host/spi-builder-workspace/Sources/NiceScale.swift:39:61: error: binary operator '*' cannot be applied to operands of type 'Double' and 'T'
37 | public lazy var range: ValueRange = {
38 | guard tickInterval != 0 else { return 0 ... 0 } // avoid NaN error in creating range
39 | let min = floor(rawRange.lowerBound / tickInterval) * tickInterval
| |- error: binary operator '*' cannot be applied to operands of type 'Double' and 'T'
| `- note: overloads for '*' exist with these partially matching parameter lists: (Double, Double)
40 | let max = ceil(rawRange.upperBound / tickInterval) * tickInterval
41 | return min ... max
/host/spi-builder-workspace/Sources/NiceScale.swift:39:45: error: cannot convert value of type 'T' to expected argument type 'Double'
37 | public lazy var range: ValueRange = {
38 | guard tickInterval != 0 else { return 0 ... 0 } // avoid NaN error in creating range
39 | let min = floor(rawRange.lowerBound / tickInterval) * tickInterval
| `- error: cannot convert value of type 'T' to expected argument type 'Double'
40 | let max = ceil(rawRange.upperBound / tickInterval) * tickInterval
41 | return min ... max
/host/spi-builder-workspace/Sources/NiceScale.swift:69:32: error: cannot convert value of type 'T' to expected argument type 'Double'
67 | /// Number of fractional digits to show in tick label values.
68 | public lazy var tickFractionDigits: Int = {
69 | let exponent = floor(T.log10(tickInterval))
| `- error: cannot convert value of type 'T' to expected argument type 'Double'
70 | let nfrac = max(-1 * exponent, 0.0)
71 | return Int(nfrac)
/host/spi-builder-workspace/Sources/NiceScale.swift:111:27: error: cannot convert value of type 'T' to expected argument type 'Double'
109 | /// If round = true, rounds the number, otherwise returns its ceiling.
110 | private func niceify(_ x: T, round: Bool) -> T {
111 | let exp = floor(T.log10(x)) // exponent of x
| `- error: cannot convert value of type 'T' to expected argument type 'Double'
112 | let f = x / T.pow(10, exp) // fractional part of x, in 1...10
113 | let niceFraction: T = {
BUILD FAILURE 6.3 android