Swift Package IndexBuild Information
Failed to build SFBAudioEngine, reference 0.12.1 (10670e), with Swift 6.3 for Wasm on 13 Apr 2026 12:47:09 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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/sbooth/SFBAudioEngine.git
Reference: 0.12.1
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/sbooth/SFBAudioEngine
* tag 0.12.1 -> FETCH_HEAD
HEAD is now at 10670eb Improve verification of seek parameters (#884)
Cloned https://github.com/sbooth/SFBAudioEngine.git
Revision (git rev-parse @):
10670eb58f9acc0e5ac2907dc744a78ade2597cd
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/sbooth/SFBAudioEngine.git at 0.12.1
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/sbooth/SFBAudioEngine.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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
Fetching https://github.com/sbooth/tta-cpp-binary-xcframework
Fetching https://github.com/sbooth/sndfile-binary-xcframework
Fetching https://github.com/sbooth/lame-binary-xcframework
Fetching https://github.com/sbooth/CSpeex
Fetching https://github.com/sbooth/mpc-binary-xcframework
Fetching https://github.com/sbooth/mpg123-binary-xcframework
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Fetched https://github.com/sbooth/mpg123-binary-xcframework from cache (0.35s)
Fetched https://github.com/sbooth/CSpeex from cache (0.35s)
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Fetching https://github.com/sbooth/vorbis-binary-xcframework
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Fetched https://github.com/sbooth/ogg-binary-xcframework from cache (0.35s)
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Fetching https://github.com/sbooth/CXXDispatchSemaphore
Fetching https://github.com/sbooth/CXXMonkeysAudio
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Fetched https://github.com/sbooth/vorbis-binary-xcframework from cache (0.51s)
Fetched https://github.com/sbooth/opus-binary-xcframework from cache (0.51s)
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Fetching https://github.com/sbooth/CXXRingBuffer
Fetching https://github.com/sbooth/CXXAudioRingBuffer
Fetching https://github.com/sbooth/CXXUnfairLock
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Fetched https://github.com/sbooth/CXXDispatchSemaphore from cache (0.38s)
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Fetching https://github.com/sbooth/AVFAudioExtensions
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Fetched https://github.com/sbooth/CDUMB from cache (0.27s)
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Computing version for https://github.com/sbooth/tta-cpp-binary-xcframework
Computed https://github.com/sbooth/tta-cpp-binary-xcframework at 0.1.2 (1.81s)
Computing version for https://github.com/sbooth/sndfile-binary-xcframework
Computed https://github.com/sbooth/sndfile-binary-xcframework at 0.1.2 (0.43s)
Computing version for https://github.com/sbooth/mpg123-binary-xcframework
Computed https://github.com/sbooth/mpg123-binary-xcframework at 0.3.1 (0.87s)
Computing version for https://github.com/sbooth/mpc-binary-xcframework
Computed https://github.com/sbooth/mpc-binary-xcframework at 0.1.2 (0.48s)
Computing version for https://github.com/sbooth/lame-binary-xcframework
Computed https://github.com/sbooth/lame-binary-xcframework at 0.1.2 (0.64s)
Computing version for https://github.com/sbooth/CSpeex
Computed https://github.com/sbooth/CSpeex at 1.2.1 (0.51s)
Computing version for https://github.com/sbooth/vorbis-binary-xcframework
Computed https://github.com/sbooth/vorbis-binary-xcframework at 0.1.2 (0.44s)
Computing version for https://github.com/sbooth/opus-binary-xcframework
Computed https://github.com/sbooth/opus-binary-xcframework at 0.3.0 (0.42s)
Computing version for https://github.com/sbooth/flac-binary-xcframework
Computed https://github.com/sbooth/flac-binary-xcframework at 0.2.0 (0.41s)
Computing version for https://github.com/sbooth/ogg-binary-xcframework
Computed https://github.com/sbooth/ogg-binary-xcframework at 0.1.3 (0.42s)
Computing version for https://github.com/sbooth/wavpack-binary-xcframework
Computed https://github.com/sbooth/wavpack-binary-xcframework at 0.2.0 (0.42s)
Computing version for https://github.com/sbooth/CXXTagLib
Computed https://github.com/sbooth/CXXTagLib at 2.1.1 (0.46s)
Computing version for https://github.com/sbooth/CXXMonkeysAudio
Computed https://github.com/sbooth/CXXMonkeysAudio at 12.13.0 (0.43s)
Computing version for https://github.com/sbooth/CDUMB
Computed https://github.com/sbooth/CDUMB at 2.0.3 (0.42s)
Computing version for https://github.com/sbooth/CXXUnfairLock
Computed https://github.com/sbooth/CXXUnfairLock at 0.3.1 (0.35s)
Computing version for https://github.com/sbooth/CXXRingBuffer
Computed https://github.com/sbooth/CXXRingBuffer at 0.6.1 (0.33s)
Computing version for https://github.com/sbooth/CXXDispatchSemaphore
Computed https://github.com/sbooth/CXXDispatchSemaphore at 0.4.1 (0.34s)
Computing version for https://github.com/sbooth/CXXAudioRingBuffer
Computed https://github.com/sbooth/CXXAudioRingBuffer at 0.1.1 (0.33s)
Computing version for https://github.com/sbooth/AVFAudioExtensions
Computed https://github.com/sbooth/AVFAudioExtensions at 0.5.1 (0.41s)
Creating working copy for https://github.com/sbooth/CXXUnfairLock
Working copy of https://github.com/sbooth/CXXUnfairLock resolved at 0.3.1
Creating working copy for https://github.com/sbooth/opus-binary-xcframework
Working copy of https://github.com/sbooth/opus-binary-xcframework resolved at 0.3.0
Creating working copy for https://github.com/sbooth/CDUMB
Working copy of https://github.com/sbooth/CDUMB resolved at 2.0.3
Creating working copy for https://github.com/sbooth/flac-binary-xcframework
Working copy of https://github.com/sbooth/flac-binary-xcframework resolved at 0.2.0
Creating working copy for https://github.com/sbooth/sndfile-binary-xcframework
Working copy of https://github.com/sbooth/sndfile-binary-xcframework resolved at 0.1.2
Creating working copy for https://github.com/sbooth/lame-binary-xcframework
Working copy of https://github.com/sbooth/lame-binary-xcframework resolved at 0.1.2
Creating working copy for https://github.com/sbooth/vorbis-binary-xcframework
Working copy of https://github.com/sbooth/vorbis-binary-xcframework resolved at 0.1.2
Creating working copy for https://github.com/sbooth/tta-cpp-binary-xcframework
Working copy of https://github.com/sbooth/tta-cpp-binary-xcframework resolved at 0.1.2
Creating working copy for https://github.com/sbooth/CXXDispatchSemaphore
Working copy of https://github.com/sbooth/CXXDispatchSemaphore resolved at 0.4.1
Creating working copy for https://github.com/sbooth/CXXRingBuffer
Working copy of https://github.com/sbooth/CXXRingBuffer resolved at 0.6.1
Creating working copy for https://github.com/sbooth/CXXAudioRingBuffer
Working copy of https://github.com/sbooth/CXXAudioRingBuffer resolved at 0.1.1
Creating working copy for https://github.com/sbooth/AVFAudioExtensions
Working copy of https://github.com/sbooth/AVFAudioExtensions resolved at 0.5.1
Creating working copy for https://github.com/sbooth/mpc-binary-xcframework
Working copy of https://github.com/sbooth/mpc-binary-xcframework resolved at 0.1.2
Creating working copy for https://github.com/sbooth/mpg123-binary-xcframework
Working copy of https://github.com/sbooth/mpg123-binary-xcframework resolved at 0.3.1
Creating working copy for https://github.com/sbooth/CSpeex
Working copy of https://github.com/sbooth/CSpeex resolved at 1.2.1
Creating working copy for https://github.com/sbooth/CXXTagLib
Working copy of https://github.com/sbooth/CXXTagLib resolved at 2.1.1
Creating working copy for https://github.com/sbooth/CXXMonkeysAudio
Working copy of https://github.com/sbooth/CXXMonkeysAudio resolved at 12.13.0
Creating working copy for https://github.com/sbooth/ogg-binary-xcframework
Working copy of https://github.com/sbooth/ogg-binary-xcframework resolved at 0.1.3
Creating working copy for https://github.com/sbooth/wavpack-binary-xcframework
Working copy of https://github.com/sbooth/wavpack-binary-xcframework resolved at 0.2.0
Downloading binary artifact https://github.com/sbooth/tta-cpp-binary-xcframework/releases/download/0.1.2/tta-cpp.xcframework.zip
Downloading binary artifact https://github.com/sbooth/sndfile-binary-xcframework/releases/download/0.1.2/sndfile.xcframework.zip
Downloading binary artifact https://github.com/sbooth/mpc-binary-xcframework/releases/download/0.1.2/mpc.xcframework.zip
Downloading binary artifact https://github.com/sbooth/lame-binary-xcframework/releases/download/0.1.2/lame.xcframework.zip
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Downloading binary artifact https://github.com/sbooth/vorbis-binary-xcframework/releases/download/0.1.2/vorbis.xcframework.zip
Downloading binary artifact https://github.com/sbooth/opus-binary-xcframework/releases/download/0.3.0/opus.xcframework.zip
Downloading binary artifact https://github.com/sbooth/flac-binary-xcframework/releases/download/0.2.0/FLAC.xcframework.zip
Downloading binary artifact https://github.com/sbooth/wavpack-binary-xcframework/releases/download/0.2.0/wavpack.xcframework.zip
Downloading binary artifact https://github.com/sbooth/ogg-binary-xcframework/releases/download/0.1.3/ogg.xcframework.zip
FoundationNetworking/EasyHandle.swift:312: Fatal error: 'try!' expression unexpectedly raised an error: Error Domain=libcurl.Easy Code=43 "(null)"
*** Signal 4: Backtracing from 0x7fea44773291... done ***
*** Program crashed: Illegal instruction at 0x00007fea44773291 ***
Platform: x86_64 Linux (Ubuntu 22.04.5 LTS)
Thread 0 "swift-build":
0 0x00007fea42ba380a <unknown> in libc.so.6
1 [ra] 0x00007fea44197c29 _dispatch_sig_thread + 8 in libdispatch.so
...
Thread 1 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 2 "-qos.overcommit":
0 0x00007fea42c86eae <unknown> in libc.so.6
1 [ra] 0x00007fea44196ff2 _dispatch_mgr_invoke + 129 in libdispatch.so
2 [ra] 0x00007fea44196f5d _dispatch_mgr_thread + 108 in libdispatch.so
3 [ra] 0x00007fea4419a195 _dispatch_worker_thread + 676 in libdispatch.so
...
Thread 3 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 4 "-qos.overcommit" crashed:
0 0x00007fea44773291 _assertionFailure(_:_:file:line:flags:) + 225 in libswiftCore.so
1 [ra] 0x00007fea447af643 swift_unexpectedError + 802 in libswiftCore.so
2 [ra] 0x00007fea4320d778 _HTTPURLProtocol.configureEasyHandle(for:body:) + 8151 in libFoundationNetworking.so
3 [ra] 0x00007fea4321f4e5 _NativeProtocol.startNewTransfer(with:) + 1220 in libFoundationNetworking.so
4 [ra] 0x00007fea4320ed46 _HTTPURLProtocol.didCompleteRedirectCallback(_:) + 357 in libFoundationNetworking.so
5 [ra] [thunk] 0x00007fea4321355b partial apply for closure #1 in closure #1 in closure #1 in _HTTPURLProtocol.redirectFor(request:) + 26 in libFoundationNetworking.so
6 [ra] [thunk] 0x00007fea431e9a39 thunk for @escaping @callee_guaranteed @Sendable () -> () + 24 in libFoundationNetworking.so
7 [ra] 0x00007fea4418a94c _dispatch_call_block_and_release + 11 in libdispatch.so
8 [ra] 0x00007fea44194113 _dispatch_lane_serial_drain + 514 in libdispatch.so
9 [ra] 0x00007fea441949fd _dispatch_lane_invoke + 236 in libdispatch.so
10 [ra] 0x00007fea44194036 _dispatch_lane_serial_drain + 293 in libdispatch.so
11 [ra] 0x00007fea441949fd _dispatch_lane_invoke + 236 in libdispatch.so
12 [ra] 0x00007fea44194036 _dispatch_lane_serial_drain + 293 in libdispatch.so
13 [ra] 0x00007fea441949fd _dispatch_lane_invoke + 236 in libdispatch.so
14 [ra] 0x00007fea4419a195 _dispatch_worker_thread + 676 in libdispatch.so
...
Thread 5 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 6 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 7 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 8 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 9 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 10 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 11 "-qos.overcommit":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Thread 12 "oot.default-qos":
0 0x00007fea42bf2117 <unknown> in libc.so.6
...
Registers:
rax 0x0000000200000003 8589934595
rdx 0x0000000000000002 2
rcx 0xfffffffe00000000 18446744065119617024
rbx 0x0000000000000003 3
rsi 0x00007fea2864e338 03 00 00 00 00 00 00 00 90 00 00 00 00 00 00 80 ················
rdi 0x00007fea280008e0 06 00 06 00 07 00 06 00 02 00 07 00 07 00 07 00 ················
rbp 0x00007fea377fcde0 90 ce 7f 37 ea 7f 00 00 43 f6 7a 44 ea 7f 00 00 ·Î·7ê···CözDê···
rsp 0x00007fea377fcd70 80 cd 7f 37 ea 7f 00 00 9b 19 69 44 ea 7f 00 00 ·Í·7ê·····iDê···
r8 0x00007fea28294ef0 84 94 8b d6 ed 7f 00 00 ec ce c7 c5 9d e7 ad 2c ···Öí···ìÎÇÅ·ç,
r9 0x00007fea377fcae0 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 c2 ···············Â
r10 0x0000000000000000 0
r11 0x2cade79dc5c7ceec 3219483973453860588
r12 0x00007fea2864e330 38 94 a6 44 ea 7f 00 00 03 00 00 00 00 00 00 00 8·¦Dê···········
r13 0x00007fea377fce58 5a 00 00 00 00 00 00 f0 30 e3 64 28 ea 7f 00 00 Z······ð0ãd(ê···
r14 0x0000000000000000 0
r15 0x000000000000005a 90
rip 0x00007fea44773291 0f 0b 48 83 ec 08 48 8d 05 92 a9 30 00 48 8d 3d ··H·ì·H···©0·H·=
rflags 0x0000000000010202
cs 0x0033 fs 0x0000 gs 0x0000
Images (71 omitted):
0x00007fea42b61000–0x00007fea42d1d401 095c7ba148aeca81668091f718047078d57efddb libc.so.6 /usr/lib/x86_64-linux-gnu/libc.so.6
0x00007fea43164000–0x00007fea43267d98 3e4b99c5e4eeec206f9a76c71b1bb3242f6080bc libFoundationNetworking.so /usr/lib/swift/linux/libFoundationNetworking.so
0x00007fea44165000–0x00007fea441ad258 327b506c124021f7ce7130eb7706db93895db025 libdispatch.so /usr/lib/swift/linux/libdispatch.so
0x00007fea4447a000–0x00007fea44a4cec0 c7a6162cb1c61c276fb1c7ef52b791b5c9434b16 libswiftCore.so /usr/lib/swift/linux/libswiftCore.so
Backtrace took 0.02s
BUILD FAILURE 6.3 wasm