Swift Package IndexBuild Information
Failed to build DSFRational, reference master (64ab89), with Swift 6.3 for Linux on 12 Apr 2026 04:34:06 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/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 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/dagronf/DSFRational.git
Reference: master
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/dagronf/DSFRational
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 64ab899 Initial Commit
Cloned https://github.com/dagronf/DSFRational.git
Revision (git rev-parse @):
64ab899d65be9e98d767033ccf48a0edfe74a2e8
SUCCESS checkout https://github.com/dagronf/DSFRational.git at master
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Build
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Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/dagronf/DSFRational.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module DSFRational
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:25:2: error: Objective-C interoperability is disabled
23 |
24 | /// Representation of a deconstructed `BinaryFloatingPoint` value into its rational components
25 | @objc public protocol RationalRepresentation: class {
| `- error: Objective-C interoperability is disabled
26 | @objc var fraction: Double { get }
27 | @objc var whole: Int { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:26:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
24 | /// Representation of a deconstructed `BinaryFloatingPoint` value into its rational components
25 | @objc public protocol RationalRepresentation: class {
26 | @objc var fraction: Double { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
27 | @objc var whole: Int { get }
28 | @objc var numerator: UInt { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:27:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
25 | @objc public protocol RationalRepresentation: class {
26 | @objc var fraction: Double { get }
27 | @objc var whole: Int { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
28 | @objc var numerator: UInt { get }
29 | @objc var denominator: UInt { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:28:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
26 | @objc var fraction: Double { get }
27 | @objc var whole: Int { get }
28 | @objc var numerator: UInt { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
29 | @objc var denominator: UInt { get }
30 | @objc var description: String { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:29:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
27 | @objc var whole: Int { get }
28 | @objc var numerator: UInt { get }
29 | @objc var denominator: UInt { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
30 | @objc var description: String { get }
31 | }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:30:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
28 | @objc var numerator: UInt { get }
29 | @objc var denominator: UInt { get }
30 | @objc var description: String { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
31 | }
32 |
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:25:47: warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
23 |
24 | /// Representation of a deconstructed `BinaryFloatingPoint` value into its rational components
25 | @objc public protocol RationalRepresentation: class {
| `- warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
26 | @objc var fraction: Double { get }
27 | @objc var whole: Int { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:35:2: error: Objective-C interoperability is disabled
33 | // MARK: - Objective-C compatible functions
34 |
35 | @objc public class DSFRational: NSObject {
| `- error: Objective-C interoperability is disabled
36 |
37 | /// Convert a fractional value (eg. 44.25) to numerator/denominators (44 1/4)
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:51:3: error: Objective-C interoperability is disabled
49 | /// assert([[result description] isEqual: @"-11 14/125"]);
50 | /// ```
51 | @objc static func value(for fraction: Double) -> RationalRepresentation {
| `- error: Objective-C interoperability is disabled
52 | return fraction.rationalValue
53 | }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:70:3: error: Objective-C interoperability is disabled
68 | /// assert([[result description] isEqual: @"-11 14/125"]);
69 | /// ```
70 | @objc static func value(for fraction: Double, maxDenominator: Int) -> RationalRepresentation {
| `- error: Objective-C interoperability is disabled
71 | return fraction.rational(maxDenominator: maxDenominator)
72 | }
[4/4] Compiling DSFRational DSFRational.swift
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:25:2: error: Objective-C interoperability is disabled
23 |
24 | /// Representation of a deconstructed `BinaryFloatingPoint` value into its rational components
25 | @objc public protocol RationalRepresentation: class {
| `- error: Objective-C interoperability is disabled
26 | @objc var fraction: Double { get }
27 | @objc var whole: Int { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:26:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
24 | /// Representation of a deconstructed `BinaryFloatingPoint` value into its rational components
25 | @objc public protocol RationalRepresentation: class {
26 | @objc var fraction: Double { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
27 | @objc var whole: Int { get }
28 | @objc var numerator: UInt { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:27:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
25 | @objc public protocol RationalRepresentation: class {
26 | @objc var fraction: Double { get }
27 | @objc var whole: Int { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
28 | @objc var numerator: UInt { get }
29 | @objc var denominator: UInt { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:28:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
26 | @objc var fraction: Double { get }
27 | @objc var whole: Int { get }
28 | @objc var numerator: UInt { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
29 | @objc var denominator: UInt { get }
30 | @objc var description: String { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:29:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
27 | @objc var whole: Int { get }
28 | @objc var numerator: UInt { get }
29 | @objc var denominator: UInt { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
30 | @objc var description: String { get }
31 | }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:30:3: error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
28 | @objc var numerator: UInt { get }
29 | @objc var denominator: UInt { get }
30 | @objc var description: String { get }
| `- error: '@objc' can only be used with members of classes, '@objc' protocols, and concrete extensions of classes
31 | }
32 |
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:25:47: warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
23 |
24 | /// Representation of a deconstructed `BinaryFloatingPoint` value into its rational components
25 | @objc public protocol RationalRepresentation: class {
| `- warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
26 | @objc var fraction: Double { get }
27 | @objc var whole: Int { get }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:35:2: error: Objective-C interoperability is disabled
33 | // MARK: - Objective-C compatible functions
34 |
35 | @objc public class DSFRational: NSObject {
| `- error: Objective-C interoperability is disabled
36 |
37 | /// Convert a fractional value (eg. 44.25) to numerator/denominators (44 1/4)
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:51:3: error: Objective-C interoperability is disabled
49 | /// assert([[result description] isEqual: @"-11 14/125"]);
50 | /// ```
51 | @objc static func value(for fraction: Double) -> RationalRepresentation {
| `- error: Objective-C interoperability is disabled
52 | return fraction.rationalValue
53 | }
/host/spi-builder-workspace/Sources/DSFRational/DSFRational.swift:70:3: error: Objective-C interoperability is disabled
68 | /// assert([[result description] isEqual: @"-11 14/125"]);
69 | /// ```
70 | @objc static func value(for fraction: Double, maxDenominator: Int) -> RationalRepresentation {
| `- error: Objective-C interoperability is disabled
71 | return fraction.rational(maxDenominator: maxDenominator)
72 | }
BUILD FAILURE 6.3 linux