Swift Package IndexBuild Information
Failed to build containerization, reference main (df125a), with Swift 6.3 for Wasm on 1 May 2026 00:29:26 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/apple/containerization.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/apple/containerization
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at df125a2 Prevent recursion attacks in EXT4Formatter.unlink (#415)
Cloned https://github.com/apple/containerization.git
Revision (git rev-parse @):
df125a23008db2ed28db437f79315b536b0b7331
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/containerization.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/apple/containerization.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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
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[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
[3/3] Compiling plugin SwiftProtobufPlugin
[4/4] Compiling plugin generate-grpc-code-from-protos
[5/5] Compiling plugin GRPCProtobufGenerator
[6/6] Compiling plugin GenerateManual
[7/7] Compiling plugin GenerateDoccReference
Building for debugging...
[7/979] Write sources
[8/979] Compiling CShim capability.c
[9/979] Compiling CShim prctl.c
[10/979] Compiling CShim exec_command.c
In file included from /host/spi-builder-workspace/Sources/CShim/vsock.c:17:
/host/spi-builder-workspace/Sources/CShim/include/vsock.h:28:14: fatal error: 'linux/vm_sockets.h' file not found
28 | #include <linux/vm_sockets.h>
| ^~~~~~~~~~~~~~~~~~~~
1 error generated.
[11/979] Compiling CShim vsock.c
[11/979] Compiling zdict.c
[11/979] Compiling CArchive archive_swift_bridge.c
[11/979] Compiling divsufsort.c
[11/979] Compiling fastcover.c
[11/979] Compiling cover.c
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:20:12: error: call to undeclared function 'CMSG_FIRSTHDR'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
20 | return CMSG_FIRSTHDR(msg);
| ^
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:20:12: note: did you mean 'CZ_CMSG_FIRSTHDR'?
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:19:17: note: 'CZ_CMSG_FIRSTHDR' declared here
19 | struct cmsghdr* CZ_CMSG_FIRSTHDR(struct msghdr *msg) {
| ^
20 | return CMSG_FIRSTHDR(msg);
| ~~~~~~~~~~~~~
| CZ_CMSG_FIRSTHDR
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:20:12: error: incompatible integer to pointer conversion returning 'int' from a function with result type 'struct cmsghdr *' [-Wint-conversion]
20 | return CMSG_FIRSTHDR(msg);
| ^~~~~~~~~~~~~~~~~~
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:24:12: error: call to undeclared function 'CMSG_DATA'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
24 | return CMSG_DATA(cmsg);
| ^
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:24:12: note: did you mean 'CZ_CMSG_DATA'?
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:23:7: note: 'CZ_CMSG_DATA' declared here
23 | void* CZ_CMSG_DATA(struct cmsghdr *cmsg) {
| ^
24 | return CMSG_DATA(cmsg);
| ~~~~~~~~~
| CZ_CMSG_DATA
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:24:12: error: incompatible integer to pointer conversion returning 'int' from a function with result type 'void *' [-Wint-conversion]
24 | return CMSG_DATA(cmsg);
| ^~~~~~~~~~~~~~~
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:28:12: error: call to undeclared function 'CMSG_SPACE'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
28 | return CMSG_SPACE(length);
| ^
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:28:12: note: did you mean 'CZ_CMSG_SPACE'?
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:27:8: note: 'CZ_CMSG_SPACE' declared here
27 | size_t CZ_CMSG_SPACE(size_t length) {
| ^
28 | return CMSG_SPACE(length);
| ~~~~~~~~~~
| CZ_CMSG_SPACE
/host/spi-builder-workspace/Sources/CShim/socket_helpers.c:32:12: error: call to undeclared function 'CMSG_LEN'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
32 | return CMSG_LEN(length);
| ^
6 errors generated.
[11/979] Compiling CShim socket_helpers.c
[11/979] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.3 wasm