Swift Package IndexBuild Information
Failed to build GraduatedSlider, reference 1.2.0 (d8fa79), with Swift 6.1 for Wasm on 24 Apr 2026 11:51:52 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/sardon/GraduatedSlider.git
Reference: 1.2.0
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/sardon/GraduatedSlider
* tag 1.2.0 -> FETCH_HEAD
HEAD is now at d8fa794 Add macOS support and SwiftUI wrapper
Cloned https://github.com/sardon/GraduatedSlider.git
Revision (git rev-parse @):
d8fa7948c08a989cbbb8e66ecfc65c96f11b56e1
SUCCESS checkout https://github.com/sardon/GraduatedSlider.git at 1.2.0
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Build
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Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/sardon/GraduatedSlider.git
https://github.com/sardon/GraduatedSlider.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -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
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:276d66a16377d3ee059b2e3429cbc1154d9f01e42871e5d702fd5d8b9044d93d
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/8] Compiling GraduatedSlider GraduatedSliderView.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
[4/8] Compiling GraduatedSlider GraduatedSlider.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
[5/8] Compiling GraduatedSlider CursorLayer.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
[6/8] Compiling GraduatedSlider CGContext+Utils.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[7/8] Emitting module GraduatedSlider
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
[8/8] Compiling GraduatedSlider BackgroundLayer.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:276d66a16377d3ee059b2e3429cbc1154d9f01e42871e5d702fd5d8b9044d93d
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/7] Compiling GraduatedSlider CGContext+Utils.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
[3/7] Compiling GraduatedSlider GraduatedSliderView.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/7] Emitting module GraduatedSlider
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
[5/7] Compiling GraduatedSlider BackgroundLayer.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
[6/7] Compiling GraduatedSlider GraduatedSlider.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
[7/7] Compiling GraduatedSlider CursorLayer.swift
/host/spi-builder-workspace/Sources/GraduatedSlider/CursorLayer.swift:14:8: error: no such module 'QuartzCore'
12 | import AppKit
13 | #endif
14 | import QuartzCore
| `- error: no such module 'QuartzCore'
15 |
16 | class CursorLayer: CALayer {
BUILD FAILURE 6.1 wasm