SwiftProtobuf – Build Information

Build Information

Failed to build SwiftProtobuf, reference main (ad72e3), with Swift 6.4 for Wasm on 17 Oct 2026 18:00:05 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.0-RELEASE_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/apple/swift-protobuf.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/swift-protobuf
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at ad72e30 Document the strtod usage constraints. (#2191)
Cloned https://github.com/apple/swift-protobuf.git
Revision (git rev-parse @):
ad72e30f07ee3e986b2f66c43eba36b5587816d1
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-protobuf.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/apple/swift-protobuf.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.0-RELEASE_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:7a2e5502d3bb6640f9b2bbb1dadf9967024364ce9ed0ed0bd80cf1b699d193fd
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Building for debugging...
[Pre-planning 1 / 298]
[Planning deferred tasks]
[6 / 374]
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/wire/reader.c:8:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/wire/reader.h:15:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/base/internal/endian.h:14:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/port/def.inc:104:
[1m/root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/setjmp.h:13:2: [0m[0;1;31merror: [0m[1mSetjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.[0m
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https:[0;33m//github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.[0m
      | [0;1;32m ^
[0m1 error generated.
error: CompileC /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/reader.o /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/wire/reader.c normal wasm32 c com.apple.compilers.llvm.clang.1_0.compiler failed with a nonzero exit code. Command line:     cd /host

    Using response file: /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp

    /usr/bin/clang -x c -target wasm32-unknown-wasip1 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fcolor-diagnostics -Wno-trigraphs -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-return-type -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wno-unused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-bool-conversion -Wno-enum-conversion -Wno-float-conversion -Wno-non-literal-null-conversion -Wno-objc-literal-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-implicit-fallthrough -fstrict-aliasing -Wdeprecated-declarations -Wno-sign-conversion -Wno-infinite-recursion -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-semicolon-before-method-body --sysroot /root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk -Wno-conversion -Wno-deprecated-declarations @/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp -MMD -MT dependencies -MF /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/reader.d --serialize-diagnostics /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/reader.dia -c /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/wire/reader.c -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/reader.o
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/wire/decode_fast/select.c:8:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/wire/decode_fast/select.h:14:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/mini_table/internal/message.h:15:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/base/descriptor_constants.h:12:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/port/def.inc:104:
[1m/root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/setjmp.h:13:2: [0m[0;1;31merror: [0m[1mSetjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.[0m
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https:[0;33m//github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.[0m
      | [0;1;32m ^
[0m1 error generated.
error: CompileC /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/select.o /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/wire/decode_fast/select.c normal wasm32 c com.apple.compilers.llvm.clang.1_0.compiler failed with a nonzero exit code. Command line:     cd /host

    Using response file: /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp

    /usr/bin/clang -x c -target wasm32-unknown-wasip1 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fcolor-diagnostics -Wno-trigraphs -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-return-type -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wno-unused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-bool-conversion -Wno-enum-conversion -Wno-float-conversion -Wno-non-literal-null-conversion -Wno-objc-literal-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-implicit-fallthrough -fstrict-aliasing -Wdeprecated-declarations -Wno-sign-conversion -Wno-infinite-recursion -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-semicolon-before-method-body --sysroot /root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk -Wno-conversion -Wno-deprecated-declarations @/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp -MMD -MT dependencies -MF /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/select.d --serialize-diagnostics /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/select.dia -c /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/wire/decode_fast/select.c -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/select.o
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/reflection/internal/strdup2.c:8:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/reflection/internal/strdup2.h:13:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/mem/arena.h:27:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/mem/alloc.h:14:
In file included from /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/port/def.inc:104:
[1m/root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/setjmp.h:13:2: [0m[0;1;31merror: [0m[1mSetjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.[0m
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https:[0;33m//github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.[0m
      | [0;1;32m ^
[0m1 error generated.
error: CompileC /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/strdup2.o /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/reflection/internal/strdup2.c normal wasm32 c com.apple.compilers.llvm.clang.1_0.compiler failed with a nonzero exit code. Command line:     cd /host

    Using response file: /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp

    /usr/bin/clang -x c -target wasm32-unknown-wasip1 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fcolor-diagnostics -Wno-trigraphs -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-return-type -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wno-unused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-bool-conversion -Wno-enum-conversion -Wno-float-conversion -Wno-non-literal-null-conversion -Wno-objc-literal-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-implicit-fallthrough -fstrict-aliasing -Wdeprecated-declarations -Wno-sign-conversion -Wno-infinite-recursion -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-semicolon-before-method-body --sysroot /root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk -Wno-conversion -Wno-deprecated-declarations @/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp -MMD -MT dependencies -MF /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/strdup2.d --serialize-diagnostics /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/strdup2.dia -c /host/spi-builder-workspace/Sources/protobuf/protobuf/upb/reflection/internal/strdup2.c -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftProtobuf.build/Debug-webassembly-wasm32/protoc-p.build/Objects-normal/wasm32/strdup2.o
error: Build failed
BUILD FAILURE 6.4 wasm