Build Information
Failed to build UtiliKit, reference main (e12e90), with Swift 6.3 for Wasm on 13 Apr 2026 10:35:54 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:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/BottleRocketStudios/iOS-UtiliKit.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/BottleRocketStudios/iOS-UtiliKit
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at e12e905 Merge pull request #118 from BottleRocketStudios/feature/issue_86
Cloned https://github.com/BottleRocketStudios/iOS-UtiliKit.git
Revision (git rev-parse @):
e12e90505d0609b4fd6785101cde0867b5c37da1
SUCCESS checkout https://github.com/BottleRocketStudios/iOS-UtiliKit.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/BottleRocketStudios/iOS-UtiliKit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Building for debugging...
[0/9] Write sources
[8/9] Write swift-version-24593BA9C3E375BF.txt
[10/41] Compiling ContainerViewController ContainerViewControllerTransitionCoordinator.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[11/42] Compiling ContainerViewController DefaultContainerTransitionAnimator.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[12/42] Compiling ContainerViewController ContainerViewControllerInteractiveTransitioning.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[13/42] Compiling ContainerViewController ContainerTransitionContext.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[14/42] Compiling ContainerViewController ContainerViewControllerDelegate.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[15/42] Compiling ContainerViewController ManagedChild.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[16/42] Compiling ContainerViewController ContainerPercentDrivenInteractiveTransitioner.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[17/42] Compiling Instantiation UIStoryboard+Extensions.swift
/host/spi-builder-workspace/Sources/Instantiation/MKMapView+Extensions.swift:8:8: error: no such module 'MapKit'
6 | //
7 |
8 | import MapKit
| `- error: no such module 'MapKit'
9 |
10 | public extension MKMapView {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[18/43] Emitting module ContainerViewController
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[19/43] Compiling ContainerViewController ContainerViewController+ManagedChildren.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[20/43] Compiling ContainerViewController ContainerViewController.swift
/host/spi-builder-workspace/Sources/Container/ContainerViewController+ManagedChildren.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | public extension ContainerViewController {
[21/43] Compiling Instantiation NibLoadable.swift
/host/spi-builder-workspace/Sources/Instantiation/MKMapView+Extensions.swift:8:8: error: no such module 'MapKit'
6 | //
7 |
8 | import MapKit
| `- error: no such module 'MapKit'
9 |
10 | public extension MKMapView {
[22/43] Compiling Instantiation MKMapView+Extensions.swift
/host/spi-builder-workspace/Sources/Instantiation/MKMapView+Extensions.swift:8:8: error: no such module 'MapKit'
6 | //
7 |
8 | import MapKit
| `- error: no such module 'MapKit'
9 |
10 | public extension MKMapView {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[23/43] Emitting module ActiveLabel
/host/spi-builder-workspace/Sources/ActiveLabel/ActiveLabel.swift:8:8: error: no such module 'UIKit'
6 | //
7 |
8 | import UIKit
| `- error: no such module 'UIKit'
9 |
10 | /// Used to show loading progress in a UILabel through an animated gradient.
[24/43] Compiling ActiveLabel ActiveLabel.swift
/host/spi-builder-workspace/Sources/ActiveLabel/ActiveLabel.swift:8:8: error: no such module 'UIKit'
6 | //
7 |
8 | import UIKit
| `- error: no such module 'UIKit'
9 |
10 | /// Used to show loading progress in a UILabel through an animated gradient.
error: emit-module command failed with exit code 1 (use -v to see invocation)
[25/43] Emitting module TimelessDate
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:10: note: while building module 'wasi_emulated_signal' imported from /root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:
26 | #include <setjmp.h>
27 | #endif
28 | #include <signal.h>
| `- note: while building module 'wasi_emulated_signal' imported from /root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:
29 | #include <stddef.h>
30 | #include <stdio.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "signal.h"
| `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
1 | #ifndef _WASI_EMULATED_SIGNAL
2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
| `- error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
3 | compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
4 | #else
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "CoreFoundation.h"
| `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:10: error: could not build module 'wasi_emulated_signal'
26 | #include <setjmp.h>
27 | #endif
28 | #include <signal.h>
| `- error: could not build module 'wasi_emulated_signal'
29 | #include <stddef.h>
30 | #include <stdio.h>
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:10: note: while building module 'wasi_emulated_mman' imported from /root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:
84 | #undef _WASI_EMULATED_MMAN
85 | #define _WASI_EMULATED_MMAN
86 | #include <sys/mman.h>
| `- note: while building module 'wasi_emulated_mman' imported from /root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:
87 | #elif TARGET_OS_LINUX
88 | #include <errno.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "sys/mman.h"
| `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/sys/mman.h:2:2: error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
1 | #ifndef _WASI_EMULATED_MMAN
2 | #error "WASI lacks a true mmap; to enable minimal mmap emulation, \
| `- error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
3 | compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
4 | #else
/host/spi-builder-workspace/Sources/TimelessDate/TimelessDate.swift:9:8: error: could not build C module 'CoreFoundation'
7 |
8 | import Foundation
9 | import CoreFoundation
| `- error: could not build C module 'CoreFoundation'
10 |
11 | public typealias DateInterval = Int
[26/43] Compiling GeneralUtilities CLLocationCoordinate2D+Extensions.swift
/host/spi-builder-workspace/Sources/General/CLLocationCoordinate2D+Extensions.swift:9:8: error: no such module 'CoreLocation'
7 | //
8 |
9 | import CoreLocation
| `- error: no such module 'CoreLocation'
10 |
11 | public extension CLLocationCoordinate2D {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[27/43] Emitting module GeneralUtilities
/host/spi-builder-workspace/Sources/General/CLLocationCoordinate2D+Extensions.swift:9:8: error: no such module 'CoreLocation'
7 | //
8 |
9 | import CoreLocation
| `- error: no such module 'CoreLocation'
10 |
11 | public extension CLLocationCoordinate2D {
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:10: note: while building module 'wasi_emulated_signal' imported from /root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:
26 | #include <setjmp.h>
27 | #endif
28 | #include <signal.h>
| `- note: while building module 'wasi_emulated_signal' imported from /root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:
29 | #include <stddef.h>
30 | #include <stdio.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "signal.h"
| `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
1 | #ifndef _WASI_EMULATED_SIGNAL
2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
| `- error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
3 | compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
4 | #else
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "CoreFoundation.h"
| `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:10: error: could not build module 'wasi_emulated_signal'
26 | #include <setjmp.h>
27 | #endif
28 | #include <signal.h>
| `- error: could not build module 'wasi_emulated_signal'
29 | #include <stddef.h>
30 | #include <stdio.h>
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:10: note: while building module 'wasi_emulated_mman' imported from /root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:
84 | #undef _WASI_EMULATED_MMAN
85 | #define _WASI_EMULATED_MMAN
86 | #include <sys/mman.h>
| `- note: while building module 'wasi_emulated_mman' imported from /root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:
87 | #elif TARGET_OS_LINUX
88 | #include <errno.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "sys/mman.h"
| `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/sys/mman.h:2:2: error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
1 | #ifndef _WASI_EMULATED_MMAN
2 | #error "WASI lacks a true mmap; to enable minimal mmap emulation, \
| `- error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
3 | compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
4 | #else
[28/43] Emitting module Obfuscation
BUILD FAILURE 6.3 wasm