Swift Package Index

Build Information

Failed to build combine-extensions, reference main (e3b8af), with Swift 6.4 for Wasm on 27 Sep 2026 18:57:30 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/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:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/capturecontext/combine-extensions.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/capturecontext/combine-extensions
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at e3b8afc ci: update shared actions
Cloned https://github.com/capturecontext/combine-extensions.git
Revision (git rev-parse @):
e3b8afc2cd1821c74578d6b902bdeee633138d98
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/capturecontext/combine-extensions.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/capturecontext/combine-extensions.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/pointfreeco/swift-concurrency-extras.git
Fetching https://github.com/pointfreeco/combine-schedulers.git
Fetching https://github.com/capturecontext/combine-interception.git
[1/2686] Fetching combine-schedulers
[2687/3744] Fetching combine-schedulers, swift-concurrency-extras
[2804/4048] Fetching combine-schedulers, swift-concurrency-extras, combine-interception
Fetched https://github.com/capturecontext/combine-interception.git (0.50s)
Fetched https://github.com/pointfreeco/combine-schedulers.git (0.50s)
[635/1058] Fetching swift-concurrency-extras
Fetched https://github.com/pointfreeco/swift-concurrency-extras.git (0.52s)
Computing version for https://github.com/pointfreeco/swift-concurrency-extras.git
Computed https://github.com/pointfreeco/swift-concurrency-extras.git at 1.4.1 (0.72s)
Computing version for https://github.com/pointfreeco/combine-schedulers.git
Computed https://github.com/pointfreeco/combine-schedulers.git at 1.2.2 (0.20s)
Fetching https://github.com/pointfreeco/swift-issue-reporting
Fetching https://github.com/OpenCombine/OpenCombine.git
[1/8306] Fetching opencombine
[2/14467] Fetching opencombine, swift-issue-reporting
Fetched https://github.com/OpenCombine/OpenCombine.git (0.78s)
Fetched https://github.com/pointfreeco/swift-issue-reporting (0.78s)
Computing version for https://github.com/capturecontext/combine-interception.git
Computed https://github.com/capturecontext/combine-interception.git at 0.4.3 (0.95s)
Fetching https://github.com/capturecontext/swift-interception.git
[1/463] Fetching swift-interception
Fetched https://github.com/capturecontext/swift-interception.git (0.48s)
Computing version for https://github.com/OpenCombine/OpenCombine.git
Computed https://github.com/OpenCombine/OpenCombine.git at 0.14.0 (1.59s)
Computing version for https://github.com/capturecontext/swift-interception.git
Computed https://github.com/capturecontext/swift-interception.git at 0.4.7 (0.18s)
Fetching https://github.com/swiftlang/swift-syntax.git
Fetching https://github.com/stackotter/swift-macro-toolkit.git
[1/996] Fetching swift-macro-toolkit
Fetched https://github.com/stackotter/swift-macro-toolkit.git (0.53s)
[1/80069] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax.git (3.25s)
Computing version for https://github.com/stackotter/swift-macro-toolkit.git
Computed https://github.com/stackotter/swift-macro-toolkit.git at 0.9.0 (3.47s)
Computing version for https://github.com/pointfreeco/swift-issue-reporting
Computed https://github.com/pointfreeco/swift-issue-reporting at 2.1.1 (1.12s)
Computing version for https://github.com/swiftlang/swift-syntax.git
Computed https://github.com/swiftlang/swift-syntax.git at 603.0.2 (0.30s)
Creating working copy for https://github.com/pointfreeco/swift-concurrency-extras.git
Working copy of https://github.com/pointfreeco/swift-concurrency-extras.git resolved at 1.4.1
Creating working copy for https://github.com/stackotter/swift-macro-toolkit.git
Working copy of https://github.com/stackotter/swift-macro-toolkit.git resolved at 0.9.0
Creating working copy for https://github.com/pointfreeco/swift-issue-reporting
Working copy of https://github.com/pointfreeco/swift-issue-reporting resolved at 2.1.1
Creating working copy for https://github.com/pointfreeco/combine-schedulers.git
Working copy of https://github.com/pointfreeco/combine-schedulers.git resolved at 1.2.2
Creating working copy for https://github.com/capturecontext/swift-interception.git
Working copy of https://github.com/capturecontext/swift-interception.git resolved at 0.4.7
Creating working copy for https://github.com/capturecontext/combine-interception.git
Working copy of https://github.com/capturecontext/combine-interception.git resolved at 0.4.3
Creating working copy for https://github.com/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 603.0.2
Creating working copy for https://github.com/OpenCombine/OpenCombine.git
Working copy of https://github.com/OpenCombine/OpenCombine.git resolved at 0.14.0
Building for debugging...
[Computing dependencies]
[Constructing description]
[Pre-planning 1 / 1008]
[Planning deferred tasks]
[197 / 419] SwiftSyntax603
[233 / 445] SwiftSyntax510
[244 / 463] _InterceptionUtils
[248 / 463] _InterceptionUtils
[258 / 463] ConcurrencyExtras
[268 / 463] _InterceptionUtils
[270 / 465] _InterceptionCustomSelectors
[272 / 465] _InterceptionCustomSelectors
[282 / 467] SwiftSyntax600
[287 / 469] SwiftSyntax
[293 / 469] IssueReporting-product
[296 / 469] IssueReporting
[297 / 469] IssueReporting
[297 / 469] Interception
[298 / 469] Interception
[300 / 470] ConcurrencyExtras
[306 / 471] IssueReporting
[315 / 472] SwiftSyntax601
[323 / 475]
[331 / 488] CombineSchedulers
[340 / 498] SwiftSyntax
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/UIScheduler.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile UIScheduler.swift
/root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_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/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/Internal/Lock.swift:48:12: error: could not build C module 'CoreFoundation'
46 |   import Foundation
47 |   #if canImport(CoreFoundation)
48 |     import CoreFoundation
   |            `- error: could not build C module 'CoreFoundation'
49 |   #endif
50 |
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/AnyScheduler.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/Concurrency.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/ImmediateScheduler.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/Internal/Deprecations.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/Internal/Lock.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/Internal/NSRecursiveLock.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/Internal/Platform.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/SwiftUI.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/TestScheduler.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/Timer.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/UIKit.swift -primary-file /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/UIScheduler.swift /host/spi-builder-workspace/.build/checkouts/combine-schedulers/Sources/CombineSchedulers/UnimplementedScheduler.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/Objects-normal/wasm32/UIScheduler.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/Objects-normal/wasm32/UIScheduler.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/Objects-normal/wasm32/UIScheduler.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/Objects-normal/wasm32/UIScheduler.dia -target wasm32-unknown-wasip1 -disable-objc-interop -sdk /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -sysroot /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -I /host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32 -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 -suppress-warnings -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D OpenCombineSchedulers -D Xcode -serialize-debugging-options -enable-upcoming-feature ExistentialAny -enable-upcoming-feature ImmutableWeakCaptures -enable-upcoming-feature InferIsolatedConformances -enable-upcoming-feature InternalImportsByDefault -enable-upcoming-feature MemberImportVisibility -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -user-module-version 1.2.2 -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_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static -use-static-resource-dir -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/clang -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/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name CombineSchedulers -package-name combine_schedulers -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/Objects-normal/wasm32/CombineSchedulers_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/Objects-normal/wasm32/UIScheduler.o -index-unit-output-path /combine-schedulers.build/Debug-webassembly-wasm32/CombineSchedulers-t.build/Objects-normal/wasm32/UIScheduler.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm