Swift Package IndexBuild Information
Failed to build swift-fileio, reference main (0e633b), with Swift 6.2 for Wasm on 30 Sep 2026 10:12:44 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886770-2":/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-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1Build Log
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RunAll
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Builder version: 5.1.1
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/p-x9/swift-fileio.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/p-x9/swift-fileio
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 0e633b7 Merge pull request #37 from p-x9/fix/int-overflow-traps
Cloned https://github.com/p-x9/swift-fileio.git
Revision (git rev-parse @):
0e633b7230c007c570b54e9f1f002ac63dfebea5
SUCCESS checkout https://github.com/p-x9/swift-fileio.git at main
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Build
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Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/p-x9/swift-fileio.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1
wasm-6.2-latest: Pulling from saguaro1/spi-images
Digest: sha256:ff44196b45f83e5a0a99a627b185f548850d9bc1242e3dee2178fb1570812fe8
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/9] Compiling FileIO system.swift
/host/spi-builder-workspace/Sources/FileIO/system.swift:151:29: error: cannot find 'PROT_READ' in scope
149 | return view
150 | #else
151 | var protection: Int32 = PROT_READ
| `- error: cannot find 'PROT_READ' in scope
152 | if isWritable { protection |= PROT_WRITE }
153 |
/host/spi-builder-workspace/Sources/FileIO/system.swift:152:35: error: cannot find 'PROT_WRITE' in scope
150 | #else
151 | var protection: Int32 = PROT_READ
152 | if isWritable { protection |= PROT_WRITE }
| `- error: cannot find 'PROT_WRITE' in scope
153 |
154 | let mapFailed = UnsafeMutableRawPointer(bitPattern: -1)
/host/spi-builder-workspace/Sources/FileIO/system.swift:155:44: error: cannot find 'mmap' in scope
153 |
154 | let mapFailed = UnsafeMutableRawPointer(bitPattern: -1)
155 | let result: UnsafeMutableRawPointer? = mmap(
| `- error: cannot find 'mmap' in scope
156 | nil, length, protection, MAP_SHARED, fileDescriptor, 0
157 | )
/host/spi-builder-workspace/Sources/FileIO/system.swift:156:34: error: cannot find 'MAP_SHARED' in scope
154 | let mapFailed = UnsafeMutableRawPointer(bitPattern: -1)
155 | let result: UnsafeMutableRawPointer? = mmap(
156 | nil, length, protection, MAP_SHARED, fileDescriptor, 0
| `- error: cannot find 'MAP_SHARED' in scope
157 | )
158 | guard let result, _fastPath(result != mapFailed) else {
/host/spi-builder-workspace/Sources/FileIO/system.swift:156:9: error: 'nil' requires a contextual type
154 | let mapFailed = UnsafeMutableRawPointer(bitPattern: -1)
155 | let result: UnsafeMutableRawPointer? = mmap(
156 | nil, length, protection, MAP_SHARED, fileDescriptor, 0
| `- error: 'nil' requires a contextual type
157 | )
158 | guard let result, _fastPath(result != mapFailed) else {
/host/spi-builder-workspace/Sources/FileIO/system.swift:170:5: error: cannot find 'munmap' in scope
168 | UnmapViewOfFile(pointer)
169 | #else
170 | munmap(pointer, length)
| `- error: cannot find 'munmap' in scope
171 | #endif
172 | }
/host/spi-builder-workspace/Sources/FileIO/system.swift:183:5: error: cannot find 'msync' in scope
181 | FlushViewOfFile(pointer, SIZE_T(length))
182 | #else
183 | msync(pointer, length, MS_SYNC)
| `- error: cannot find 'msync' in scope
184 | #endif
185 | }
/host/spi-builder-workspace/Sources/FileIO/system.swift:183:28: error: cannot find 'MS_SYNC' in scope
181 | FlushViewOfFile(pointer, SIZE_T(length))
182 | #else
183 | msync(pointer, length, MS_SYNC)
| `- error: cannot find 'MS_SYNC' in scope
184 | #endif
185 | }
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/9] Compiling FileIO FileIO.swift
/host/spi-builder-workspace/Sources/FileIO/FileIO.swift:63:1: warning: '@usableFromInline' attribute has no effect on '@inlinable' global function '_isInBounds(_:length:in:)'
61 | /// via `bitPattern`, so it fails the `<= size` comparison naturally.
62 | /// `size` is assumed non-negative.
63 | @usableFromInline
| `- warning: '@usableFromInline' attribute has no effect on '@inlinable' global function '_isInBounds(_:length:in:)'
64 | @inlinable
65 | @inline(__always)
[5/9] Compiling FileIO MemoryMappedFile.swift
[6/9] Compiling FileIO ConcatenatedMemoryMappedFile.swift
[7/9] Compiling FileIO StreamedFile.swift
[8/9] Compiling FileIO ConcatenatedStreamedFile.swift
[9/9] Emitting module FileIO
/host/spi-builder-workspace/Sources/FileIO/FileIO.swift:63:1: warning: '@usableFromInline' attribute has no effect on '@inlinable' global function '_isInBounds(_:length:in:)'
61 | /// via `bitPattern`, so it fails the `<= size` comparison naturally.
62 | /// `size` is assumed non-negative.
63 | @usableFromInline
| `- warning: '@usableFromInline' attribute has no effect on '@inlinable' global function '_isInBounds(_:length:in:)'
64 | @inlinable
65 | @inline(__always)
/host/spi-builder-workspace/Sources/FileIO/system.swift:183:5: error: cannot find 'msync' in scope
181 | FlushViewOfFile(pointer, SIZE_T(length))
182 | #else
183 | msync(pointer, length, MS_SYNC)
| `- error: cannot find 'msync' in scope
184 | #endif
185 | }
/host/spi-builder-workspace/Sources/FileIO/system.swift:183:28: error: cannot find 'MS_SYNC' in scope
181 | FlushViewOfFile(pointer, SIZE_T(length))
182 | #else
183 | msync(pointer, length, MS_SYNC)
| `- error: cannot find 'MS_SYNC' in scope
184 | #endif
185 | }
BUILD FAILURE 6.2 wasm