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Build Information

Failed to build swift-leveldb, reference main (1d9531), with Swift 6.4 for Wasm on 25 Sep 2026 12:35:52 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/OpenCow42/swift-leveldb.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/OpenCow42/swift-leveldb
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 1d95311 test: cover encoded prefix key scan termination
Cloned https://github.com/OpenCow42/swift-leveldb.git
Revision (git rev-parse @):
1d9531151b6dd6ef848fbeb176df4defda34d125
SUCCESS checkout https://github.com/OpenCow42/swift-leveldb.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/OpenCow42/swift-leveldb.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$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.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/facebook/zstd.git
[1/85664] Fetching zstd
Fetched https://github.com/facebook/zstd.git (3.07s)
Computing version for https://github.com/facebook/zstd.git
Computed https://github.com/facebook/zstd.git at 1.5.7 (4.15s)
Creating working copy for https://github.com/facebook/zstd.git
Working copy of https://github.com/facebook/zstd.git resolved at 1.5.7
Building for debugging...
[Constructing description]
[Pre-planning 1 / 330]
[Starting]
[52 / 153] swift-leveldb
[56 / 155] libzstd
[63 / 155] libzstd
[71 / 155] libzstd
[78 / 155] libzstd
[82 / 155] CLevelDB
[83 / 155] CLevelDB
In file included from /host/spi-builder-workspace/Vendor/leveldb/db/table_cache.cc:5:
In file included from /host/spi-builder-workspace/Vendor/leveldb/db/table_cache.h:13:
In file included from /host/spi-builder-workspace/Vendor/leveldb/db/dbformat.h:17:
In file included from /host/spi-builder-workspace/Vendor/leveldb/util/coding.h:18:
In file included from /host/spi-builder-workspace/Vendor/leveldb/port/port.h:14:
/host/spi-builder-workspace/Vendor/leveldb/port/port_stdcxx.h:61:3: error: no type named 'mutex' in namespace 'std'; did you mean 'Mutex'?
   61 |   std::mutex mu_;
      |   ^~~~~~~~~~
      |   Mutex
/host/spi-builder-workspace/Vendor/leveldb/port/port_stdcxx.h:47:16: note: 'Mutex' declared here
   47 | class LOCKABLE Mutex {
      |                ^
/host/spi-builder-workspace/Vendor/leveldb/port/port_stdcxx.h:82:8: error: no type named 'condition_variable' in namespace 'std'
   82 |   std::condition_variable cv_;
      |   ~~~~~^
/host/spi-builder-workspace/Vendor/leveldb/port/port_stdcxx.h:74:27: error: no member named 'mutex' in namespace 'std'
   74 |     std::unique_lock<std::mutex> lock(mu_->mu_, std::adopt_lock);
      |                           ^~~~~
3 errors generated.
error: CompileC /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-leveldb.build/Debug-webassembly-wasm32/CLevelDB-t.build/Objects-normal/wasm32/table_cache.o /host/spi-builder-workspace/Vendor/leveldb/db/table_cache.cc 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/swift-leveldb.build/Debug-webassembly-wasm32/CLevelDB-t.build/Objects-normal/wasm32/11b881b950eb02e21769317df93e9b41d1d7f0348e4e0901ae810dce93ca1a57-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-non-virtual-dtor -Wno-overloaded-virtual -Wno-exit-time-destructors -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 -Wno-newline-eof -Wno-c++11-extensions -Wno-implicit-fallthrough -fstrict-aliasing -Wdeprecated-declarations -Winvalid-offsetof -Wno-sign-conversion -Wno-infinite-recursion -Wno-move -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-range-loop-analysis -Wno-semicolon-before-method-body --sysroot /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk @/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-leveldb.build/Debug-webassembly-wasm32/CLevelDB-t.build/Objects-normal/wasm32/11b881b950eb02e21769317df93e9b41d1d7f0348e4e0901ae810dce93ca1a57-common-args.resp -MMD -MT dependencies -MF /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-leveldb.build/Debug-webassembly-wasm32/CLevelDB-t.build/Objects-normal/wasm32/table_cache.d --serialize-diagnostics /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-leveldb.build/Debug-webassembly-wasm32/CLevelDB-t.build/Objects-normal/wasm32/table_cache.dia -c /host/spi-builder-workspace/Vendor/leveldb/db/table_cache.cc -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-leveldb.build/Debug-webassembly-wasm32/CLevelDB-t.build/Objects-normal/wasm32/table_cache.o
error: Build failed
BUILD FAILURE 6.4 wasm