Swift Package IndexBuild Information
Failed to build opentelemetry-swift, reference main (30c146), with Swift 6.1 for Wasm on 20 Apr 2026 13:15:06 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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/open-telemetry/opentelemetry-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/open-telemetry/opentelemetry-swift
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 30c1468 Updated opentelemetry-swift-core to 2.4.1
Cloned https://github.com/open-telemetry/opentelemetry-swift.git
Revision (git rev-parse @):
30c1468d385bf4485d93ca12c4b71aaeb9c974a6
SUCCESS checkout https://github.com/open-telemetry/opentelemetry-swift.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/open-telemetry/opentelemetry-swift.git
https://github.com/open-telemetry/opentelemetry-swift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-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
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[1/1] Compiling plugin SwiftProtobufPlugin
[2/2] Compiling plugin GRPCSwiftPlugin
Building for debugging...
[2/494] Write sources
[42/494] Compiling CGRPCZlib empty.c
[42/494] Compiling CNIOWindows shim.c
[44/494] Compiling _AtomicsShims.c
[45/494] Compiling CNIOWindows WSAStartup.c
[46/494] Compiling CNIOLinux shim.c
[47/494] Compiling CNIOWASI CNIOWASI.c
[48/494] Compiling CNIOOpenBSD shim.c
[48/494] Compiling CNIOPosix event_loop_id.c
[50/494] Compiling CNIOLinux liburing_shims.c
[51/494] Compiling CNIODarwin shim.c
[52/494] Compiling CNIOLLHTTP c_nio_http.c
[53/494] Compiling fiat_curve25519_adx_square.S
[54/494] Compiling fiat_p256_adx_mul.S
[55/494] Compiling fiat_p256_adx_sqr.S
[56/494] Compiling fiat_curve25519_adx_mul.S
[57/494] Compiling CNIOLLHTTP c_nio_api.c
[58/494] Write swift-version-24593BA9C3E375BF.txt
[59/494] Compiling CNIOBoringSSLShims shims.c
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.
[60/498] Compiling tls_method.cc
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 error generated.
[60/498] Compiling tls_record.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 error generated.
[60/498] Compiling tls13_enc.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>
| ^~~~~~~~~~~
[60/498] Compiling tls13_server.cc
In file included from /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/ssl/tls13_both.cc:29:
/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>
| ^~~~~~~~~~~
[60/498] Compiling tls13_both.cc
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
[60/498] Compiling CNIOLLHTTP c_nio_llhttp.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>
| ^~~~~~~~~~~
[60/498] Compiling tls13_client.cc
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-6.1-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
[2/2] Compiling plugin GRPCSwiftPlugin
Building for debugging...
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 error generated.
[2/437] Compiling tls_record.cc
[2/437] Compiling tls13_client.cc
[2/437] Compiling tls_method.cc
[2/437] Compiling t1_enc.cc
[2/437] Compiling tls13_server.cc
[2/437] Compiling tls13_both.cc
[2/437] Compiling tls13_enc.cc
[2/437] Compiling CNIOLLHTTP c_nio_llhttp.c
BUILD FAILURE 6.1 wasm