Swift Package IndexBuild Information
Failed to build FFmpeg-iOS-Lame, reference main (1808fa), with Swift 6.3 for Wasm on 22 Apr 2026 12:35:21 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/kewlbear/FFmpeg-iOS-Lame.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/kewlbear/FFmpeg-iOS-Lame
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 1808fa5 update support package version
Cloned https://github.com/kewlbear/FFmpeg-iOS-Lame.git
Revision (git rev-parse @):
1808fa5a1263c5e216646cd8421fc7dcb70520cc
SUCCESS checkout https://github.com/kewlbear/FFmpeg-iOS-Lame.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/kewlbear/FFmpeg-iOS-Lame.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$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
Fetching https://github.com/kewlbear/FFmpeg-iOS-Support
[1/36] Fetching ffmpeg-ios-support
Fetched https://github.com/kewlbear/FFmpeg-iOS-Support from cache (0.22s)
Computing version for https://github.com/kewlbear/FFmpeg-iOS-Support
Computed https://github.com/kewlbear/FFmpeg-iOS-Support at 0.0.2 (0.67s)
Creating working copy for https://github.com/kewlbear/FFmpeg-iOS-Support
Working copy of https://github.com/kewlbear/FFmpeg-iOS-Support resolved at 0.0.2
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/avdevice.zip
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/avutil.zip
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/avcodec.zip
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/swscale.zip
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/swresample.zip
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/fftools.zip
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/avformat.zip
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/mp3lame.zip
Downloading binary artifact https://github.com/kewlbear/FFmpeg-iOS-Lame/releases/download/v0.0.6-b20230416-184420/avfilter.zip
FoundationNetworking/EasyHandle.swift:312: Fatal error: 'try!' expression unexpectedly raised an error: Error Domain=libcurl.Easy Code=43 "(null)"
*** Signal 4: Backtracing from 0x7f4514141291... done ***
*** Program crashed: Illegal instruction at 0x00007f4514141291 ***
Platform: x86_64 Linux (Ubuntu 22.04.5 LTS)
Thread 0 "swift-build":
0 0x00007f451257180a <unknown> in libc.so.6
1 [ra] 0x00007f4513b65c29 _dispatch_sig_thread + 8 in libdispatch.so
...
Thread 1 "oot.default-qos":
0 0x00007f45125c0117 <unknown> in libc.so.6
...
Thread 2 "-qos.overcommit":
0 0x00007f4512654eae <unknown> in libc.so.6
1 [ra] 0x00007f4513b64ff2 _dispatch_mgr_invoke + 129 in libdispatch.so
2 [ra] 0x00007f4513b64f5d _dispatch_mgr_thread + 108 in libdispatch.so
3 [ra] 0x00007f4513b68195 _dispatch_worker_thread + 676 in libdispatch.so
...
Thread 3 "oot.default-qos":
0 0x00007f45125c0117 <unknown> in libc.so.6
...
Thread 4 "-qos.overcommit" crashed:
0 0x00007f4514141291 _assertionFailure(_:_:file:line:flags:) + 225 in libswiftCore.so
1 [ra] 0x00007f451417d643 swift_unexpectedError + 802 in libswiftCore.so
2 [ra] 0x00007f4512bdb778 _HTTPURLProtocol.configureEasyHandle(for:body:) + 8151 in libFoundationNetworking.so
3 [ra] 0x00007f4512bed4e5 _NativeProtocol.startNewTransfer(with:) + 1220 in libFoundationNetworking.so
4 [ra] 0x00007f4512bdcd46 _HTTPURLProtocol.didCompleteRedirectCallback(_:) + 357 in libFoundationNetworking.so
5 [ra] [thunk] 0x00007f4512be155b partial apply for closure #1 in closure #1 in closure #1 in _HTTPURLProtocol.redirectFor(request:) + 26 in libFoundationNetworking.so
6 [ra] [thunk] 0x00007f4512bb7a39 thunk for @escaping @callee_guaranteed @Sendable () -> () + 24 in libFoundationNetworking.so
7 [ra] 0x00007f4513b5894c _dispatch_call_block_and_release + 11 in libdispatch.so
8 [ra] 0x00007f4513b62113 _dispatch_lane_serial_drain + 514 in libdispatch.so
9 [ra] 0x00007f4513b629fd _dispatch_lane_invoke + 236 in libdispatch.so
10 [ra] 0x00007f4513b62036 _dispatch_lane_serial_drain + 293 in libdispatch.so
11 [ra] 0x00007f4513b629fd _dispatch_lane_invoke + 236 in libdispatch.so
12 [ra] 0x00007f4513b62036 _dispatch_lane_serial_drain + 293 in libdispatch.so
13 [ra] 0x00007f4513b629fd _dispatch_lane_invoke + 236 in libdispatch.so
14 [ra] 0x00007f4513b68195 _dispatch_worker_thread + 676 in libdispatch.so
...
Thread 5 "oot.default-qos":
0 0x00007f45125c0117 <unknown> in libc.so.6
...
Thread 6 "oot.default-qos":
0 0x00007f45125c0117 <unknown> in libc.so.6
...
Thread 7 "oot.default-qos":
0 0x00007f45125c0117 <unknown> in libc.so.6
...
Thread 8 "oot.default-qos":
0 0x00007f45125c0117 <unknown> in libc.so.6
...
Thread 9 "oot.default-qos":
0 0x00007f45125c0117 <unknown> in libc.so.6
...
Thread 10 "oot.default-qos":
0 0x00007f45125c0117 <unknown> in libc.so.6
...
Registers:
rax 0x0000000200000003 8589934595
rdx 0x0000000000000002 2
rcx 0xfffffffe00000000 18446744065119617024
rbx 0x0000000000000003 3
rsi 0x00007f44f8667b58 03 00 00 00 00 00 00 00 90 00 00 00 00 00 00 80 ················
rdi 0x00007f44f80008e0 06 00 06 00 07 00 06 00 02 00 07 00 07 00 07 00 ················
rbp 0x00007f4506ffbde0 90 be ff 06 45 7f 00 00 43 d6 17 14 45 7f 00 00 ·¾ÿ·E···CÖ··E···
rsp 0x00007f4506ffbd70 80 bd ff 06 45 7f 00 00 9b f9 05 14 45 7f 00 00 ·½ÿ·E····ù··E···
r8 0x00007f44f829b4a0 2b 40 4e 0c 43 7f 00 00 01 0c cd e3 e0 19 86 ae +@N·C·····Íãà··®
r9 0x00007f4506ffbae0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ················
r10 0x0000000000000000 0
r11 0xae8619e0e3cd0c01 12575767463163923457
r12 0x00007f44f8667b50 38 74 43 14 45 7f 00 00 03 00 00 00 00 00 00 00 8tC·E···········
r13 0x00007f4506ffbe58 5a 00 00 00 00 00 00 f0 50 7b 66 f8 44 7f 00 00 Z······ðP{føD···
r14 0x0000000000000000 0
r15 0x000000000000005a 90
rip 0x00007f4514141291 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):
0x00007f451252f000–0x00007f45126eb401 095c7ba148aeca81668091f718047078d57efddb libc.so.6 /usr/lib/x86_64-linux-gnu/libc.so.6
0x00007f4512b32000–0x00007f4512c35d98 3e4b99c5e4eeec206f9a76c71b1bb3242f6080bc libFoundationNetworking.so /usr/lib/swift/linux/libFoundationNetworking.so
0x00007f4513b33000–0x00007f4513b7b258 327b506c124021f7ce7130eb7706db93895db025 libdispatch.so /usr/lib/swift/linux/libdispatch.so
0x00007f4513e48000–0x00007f451441aec0 c7a6162cb1c61c276fb1c7ef52b791b5c9434b16 libswiftCore.so /usr/lib/swift/linux/libswiftCore.so
Backtrace took 0.04s
BUILD FAILURE 6.3 wasm