Swift Package IndexBuild Information
Failed to build Connect, reference main (2cd164), with Swift 6.1 for Wasm on 2 May 2026 06:31:16 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/connectrpc/connect-swift.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/connectrpc/connect-swift
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 2cd1640 Bump swift-protobuf minimum version to 1.31.0 (#394)
Cloned https://github.com/connectrpc/connect-swift.git
Revision (git rev-parse @):
2cd16402fd74913dff3b7a1f2faf4a24c653eed8
SUCCESS checkout https://github.com/connectrpc/connect-swift.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/connectrpc/connect-swift.git
https://github.com/connectrpc/connect-swift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:276d66a16377d3ee059b2e3429cbc1154d9f01e42871e5d702fd5d8b9044d93d
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
Fetching https://github.com/apple/swift-protobuf.git
Fetching https://github.com/apple/swift-nio-http2.git
Fetching https://github.com/apple/swift-nio-ssl.git
Fetching https://github.com/apple/swift-nio.git
[1/12108] Fetching swift-nio-http2
[1333/27548] Fetching swift-nio-http2, swift-nio-ssl
[4397/75309] Fetching swift-nio-http2, swift-nio-ssl, swift-protobuf
[6947/158580] Fetching swift-nio-http2, swift-nio-ssl, swift-protobuf, swift-nio
Fetched https://github.com/apple/swift-nio-http2.git from cache (20.63s)
Fetched https://github.com/apple/swift-nio-ssl.git from cache (20.71s)
Fetched https://github.com/apple/swift-nio.git from cache (21.09s)
Fetched https://github.com/apple/swift-protobuf.git from cache (22.90s)
Computing version for https://github.com/apple/swift-nio-ssl.git
Computed https://github.com/apple/swift-nio-ssl.git at 2.37.0 (24.16s)
Computing version for https://github.com/apple/swift-nio-http2.git
Computed https://github.com/apple/swift-nio-http2.git at 1.43.0 (1.88s)
Fetching https://github.com/apple/swift-atomics.git
[1/1820] Fetching swift-atomics
Fetched https://github.com/apple/swift-atomics.git from cache (0.60s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (1.55s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.99.0 (1.81s)
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/apple/swift-collections.git
[1/24042] Fetching swift-collections
[242/29643] Fetching swift-collections, swift-system
Fetched https://github.com/apple/swift-system.git from cache (2.26s)
Fetched https://github.com/apple/swift-collections.git from cache (2.30s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.6.4 (3.38s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.1 (1.34s)
Computing version for https://github.com/apple/swift-protobuf.git
Computed https://github.com/apple/swift-protobuf.git at 1.37.0 (1.07s)
Creating working copy for https://github.com/apple/swift-nio-ssl.git
Working copy of https://github.com/apple/swift-nio-ssl.git resolved at 2.37.0
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.6.4
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.0
Creating working copy for https://github.com/apple/swift-protobuf.git
Working copy of https://github.com/apple/swift-protobuf.git resolved at 1.37.0
Creating working copy for https://github.com/apple/swift-nio-http2.git
Working copy of https://github.com/apple/swift-nio-http2.git resolved at 1.43.0
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.99.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.4.1
[1/1] Compiling plugin SwiftProtobufPlugin
Building for debugging...
[1/475] Write sources
[27/475] Compiling CNIOWindows shim.c
[28/475] Compiling CNIOWindows WSAStartup.c
[29/475] Compiling CNIOWASI CNIOWASI.c
[30/475] Compiling _AtomicsShims.c
[31/475] Compiling CNIOOpenBSD shim.c
[32/475] Compiling CNIOPosix event_loop_id.c
[33/475] Compiling CNIOLinux liburing_shims.c
[34/475] Compiling CNIOLinux shim.c
[35/475] Compiling CNIODarwin shim.c
[36/475] Compiling CNIOLLHTTP c_nio_http.c
[37/475] Compiling fiat_p256_adx_mul.S
[37/475] Compiling fiat_p256_adx_sqr.S
[39/475] Compiling fiat_curve25519_adx_square.S
[40/475] Compiling CNIOLLHTTP c_nio_api.c
[41/475] Compiling fiat_curve25519_adx_mul.S
[42/475] Write swift-version-24593BA9C3E375BF.txt
[43/475] Compiling CNIOBoringSSLShims shims.c
In file included from /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/tls13_client.cc:30:
/host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/../crypto/internal.h:32:10: fatal error: 'pthread.h' file not found
32 | #include <pthread.h>
| ^~~~~~~~~~~
1 error generated.
[44/475] Compiling tls13_client.cc
[44/475] Compiling tls13_enc.cc
[44/475] Compiling tls_method.cc
[44/475] Compiling tls13_both.cc
[44/475] Compiling tls13_server.cc
[44/475] Compiling CNIOLLHTTP c_nio_llhttp.c
[44/475] Compiling tls_record.cc
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:276d66a16377d3ee059b2e3429cbc1154d9f01e42871e5d702fd5d8b9044d93d
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
[0/1] Planning build
[1/1] Compiling plugin SwiftProtobufPlugin
Building for debugging...
In file included from /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/tls_method.cc:17:
/host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/../crypto/internal.h:32:10: fatal error: 'pthread.h' file not found
32 | #include <pthread.h>
| ^~~~~~~~~~~
1 error generated.
[1/433] Compiling tls_method.cc
[1/433] Compiling tls13_both.cc
In file included from /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/tls13_client.cc:30:
/host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/../crypto/internal.h:32:10: fatal error: 'pthread.h' file not found
32 | #include <pthread.h>
| ^~~~~~~~~~~
[1/433] Compiling tls13_client.cc
In file included from /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/tls13_server.cc:32:
/host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/../crypto/internal.h:32:10: fatal error: 'pthread.h' file not found
32 | #include <pthread.h>
| ^~~~~~~~~~~
[1/433] Compiling tls13_server.cc
In file included from /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/tls13_enc.cc:34:
/host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/../crypto/internal.h:32:10: fatal error: 'pthread.h' file not found
32 | #include <pthread.h>
| ^~~~~~~~~~~
[1/433] Compiling tls13_enc.cc
In file included from /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/t1_enc.cc:28:
/host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/../crypto/internal.h:32:10: fatal error: 'pthread.h' file not found
32 | #include <pthread.h>
| ^~~~~~~~~~~
[1/433] Compiling t1_enc.cc
[1/433] Compiling CNIOLLHTTP c_nio_llhttp.c
In file included from /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/tls_record.cc:19:
/host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/../crypto/internal.h:32:10: fatal error: 'pthread.h' file not found
32 | #include <pthread.h>
| ^~~~~~~~~~~
[1/433] Compiling tls_record.cc
BUILD FAILURE 6.1 wasm