LocomoSwift – Build Information – Swift Package Index

Build Information

Failed to build LocomoSwift, reference main (a42591), with Swift 6.4 for Wasm on 25 Sep 2026 16:36:04 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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/RailMapiOS/LocomoSwift.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/RailMapiOS/LocomoSwift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a425919 Merge pull request #12 from RailMapiOS/linux-support-doc
Cloned https://github.com/RailMapiOS/LocomoSwift.git
Revision (git rev-parse @):
a4259199c0623af9a34858d2d8b693d8324f0b35
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/RailMapiOS/LocomoSwift.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/RailMapiOS/LocomoSwift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$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/weichsel/ZIPFoundation.git
Fetching https://github.com/apple/swift-protobuf.git
[1/6435] Fetching zipfoundation
[6436/60721] Fetching zipfoundation, swift-protobuf
Fetched https://github.com/weichsel/ZIPFoundation.git (4.52s)
Fetched https://github.com/apple/swift-protobuf.git (4.55s)
Computing version for https://github.com/apple/swift-protobuf.git
Computed https://github.com/apple/swift-protobuf.git at 1.30.0 (4.75s)
Computing version for https://github.com/weichsel/ZIPFoundation.git
warning: 'zipfoundation': /Package@swift-5.9.swift:23:61: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
21 |     name: "ZIPFoundation",
22 |     platforms: [
23 |         .macOS(.v10_13), .iOS(.v12), .tvOS(.v12), .watchOS(.v4), .visionOS(.v1)
   |                                                             `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
24 |     ],
25 |     products: [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Computed https://github.com/weichsel/ZIPFoundation.git at 0.9.20 (0.16s)
Creating working copy for https://github.com/apple/swift-protobuf.git
Working copy of https://github.com/apple/swift-protobuf.git resolved at 1.30.0
Creating working copy for https://github.com/weichsel/ZIPFoundation.git
Working copy of https://github.com/weichsel/ZIPFoundation.git resolved at 0.9.20
warning: 'zipfoundation': /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Package@swift-5.9.swift:23:61: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
21 |     name: "ZIPFoundation",
22 |     platforms: [
23 |         .macOS(.v10_13), .iOS(.v12), .tvOS(.v12), .watchOS(.v4), .visionOS(.v1)
   |                                                             `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
24 |     ],
25 |     products: [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 301]
[Constructing 1 / 603]
[54 / 92] ZIPFoundation
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

[63 / 110] SwiftProtobuf
<module-includes>:1:10: [1;39mnote: [1;39min file included from <module-includes>:1:[0;0m
[0;36m1 |[0;0m #include "shim.h"
  [0;36m|[0;0m          `- [1;39mnote: [1;39min file included from <module-includes>:1:[0;0m
[0;36m2 |[0;0m
/host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/CZLib/shim.h:15:9: [1;31merror: [1;39m'zlib.h' file not found[0;0m
[0;36m13 |[0;0m
[0;36m14 |[0;0m #import <stdio.h>
[0;36m15 |[0;0m #import <zlib.h>
   [0;36m|[0;0m         `- [1;31merror: [1;39m'zlib.h' file not found[0;0m
[0;36m16 |[0;0m
[0;36m17 |[0;0m // [zlib] provide 64-bit offset functions if _LARGEFILE64_SOURCE defined
/host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Data+Compression.swift:166:8: [1;31merror: [1;39mcould not build C module 'CZlib'[0;0m
[0;36m164 |[0;0m
[0;36m165 |[0;0m #else
[0;36m166 |[0;0m import CZlib
    [0;36m|[0;0m        `- [1;31merror: [1;39mcould not build C module 'CZlib'[0;0m
[0;36m167 |[0;0m
[0;36m168 |[0;0m extension Data {
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+BackingConfiguration.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+Deprecated.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+Helpers.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+MemoryFile.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+Progress.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+Reading.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+ReadingDeprecated.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+Writing.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+WritingDeprecated.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive+ZIP64.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Archive.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Data+Compression.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Data+CompressionDeprecated.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Data+Serialization.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Date+ZIP.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Entry+Serialization.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Entry+ZIP64.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Entry.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/FileManager+ZIP.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/FileManager+ZIPDeprecated.swift /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/URL+ZIP.swift -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 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -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 -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/CZLib/module.modulemap -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/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -Xcc -D_GNU_SOURCE\=1 -no-auto-bridging-header-chaining -module-name ZIPFoundation -package-name zipfoundation -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/Objects-normal/wasm32/ZIPFoundation_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 -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/Objects-normal/wasm32/Modules/ZIPFoundation.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/Objects-normal/wasm32/Modules/ZIPFoundation.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/Objects-normal/wasm32/ZIPFoundation-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/Objects-normal/wasm32/ZIPFoundation-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/Objects-normal/wasm32/ZIPFoundation-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/ZIPFoundation.build/Debug-webassembly-wasm32/ZIPFoundation-t.build/Objects-normal/wasm32/Modules/ZIPFoundation.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm