Swift Package IndexBuild Information
Failed to build PrivateFoundationModels, reference v0.11.0 (29e093), with Swift 6.2 for Wasm on 28 Jun 2026 20:53:20 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886768-0":/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-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1Build Log
========================================
RunAll
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Builder version: 0e64495ecc1688c3b3e031a5ef1348b5c05091ae
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/john-rocky/PrivateFoundationModels.git
Reference: v0.11.0
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/john-rocky/PrivateFoundationModels
* tag v0.11.0 -> FETCH_HEAD
HEAD is now at 29e0939 v0.11.0: LoRA / DoRA adapter loading on the MLX backend
Cloned https://github.com/john-rocky/PrivateFoundationModels.git
Revision (git rev-parse @):
29e0939d21ebc11535f7a0b985c6211af5524299
SUCCESS checkout https://github.com/john-rocky/PrivateFoundationModels.git at v0.11.0
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/john-rocky/PrivateFoundationModels.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886768-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1
wasm-6.2-latest: Pulling from saguaro1/spi-images
Digest: sha256:dc8dffc38f1d92eca7ee5312617822470123661393ed20672e77964f9dcaaffb
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest
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[51/666] Compiling _NumericsShims _NumericsShims.c
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[53/666] Compiling version.cpp
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/transforms.cpp:17:
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/primitives.h:10:
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/io/load.h:16:
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:40:15: error: no template named 'future' in namespace 'std'
40 | -> std::future<typename std::invoke_result_t<F, Args...>>;
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:48:20: error: no member named 'thread' in namespace 'std'
48 | std::vector<std::thread> workers;
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:50:8: error: no type named 'mutex' in namespace 'std'
50 | std::mutex queue_mutex;
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:51:8: error: no type named 'condition_variable' in namespace 'std'
51 | std::condition_variable condition;
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:61:13: error: no template named 'future' in namespace 'std'
61 | -> std::future<typename std::invoke_result_t<F, Args...>> {
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:64:37: error: no member named 'packaged_task' in namespace 'std'
64 | auto task = std::make_shared<std::packaged_task<return_type()>>(
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:67:8: error: no member named 'future' in namespace 'std'
67 | std::future<return_type> res = task->get_future();
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:67:15: error: unexpected type name 'return_type': expected expression
67 | std::future<return_type> res = task->get_future();
| ^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:67:28: error: use of undeclared identifier 'res'
67 | std::future<return_type> res = task->get_future();
| ^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:69:10: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
69 | std::unique_lock<std::mutex> lock(queue_mutex);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/c++/v1/__algorithm/unique_copy.h:102:1: note: 'unique_copy' declared here
102 | unique_copy(_InputIterator __first, _InputIterator __last, _OutputIterator __result, _BinaryPredicate __pred) {
| ^
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/transforms.cpp:17:
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/primitives.h:10:
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/io/load.h:16:
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:69:27: error: no member named 'mutex' in namespace 'std'
69 | std::unique_lock<std::mutex> lock(queue_mutex);
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:79:10: error: use of undeclared identifier 'res'
79 | return res;
| ^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:100:10: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
100 | std::unique_lock<std::mutex> lock(queue_mutex);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/c++/v1/__algorithm/unique_copy.h:102:1: note: 'unique_copy' declared here
102 | unique_copy(_InputIterator __first, _InputIterator __last, _OutputIterator __result, _BinaryPredicate __pred) {
| ^
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/transforms.cpp:17:
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/primitives.h:10:
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/io/load.h:16:
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:100:27: error: no member named 'mutex' in namespace 'std'
100 | std::unique_lock<std::mutex> lock(queue_mutex);
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:104:13: error: no type named 'thread' in namespace 'std'
104 | for (std::thread& worker : workers) {
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:120:16: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
120 | std::unique_lock<std::mutex> lock(this->queue_mutex);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/c++/v1/__algorithm/unique_copy.h:102:1: note: 'unique_copy' declared here
102 | unique_copy(_InputIterator __first, _InputIterator __last, _OutputIterator __result, _BinaryPredicate __pred) {
| ^
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/transforms.cpp:17:
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/primitives.h:10:
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/io/load.h:16:
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:120:33: error: no member named 'mutex' in namespace 'std'
120 | std::unique_lock<std::mutex> lock(this->queue_mutex);
| ~~~~~^
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/threadpool.h:122:15: error: use of undeclared identifier 'lock'; did you mean 'clock'?
122 | lock, [this] { return this->stop || !this->tasks.empty(); });
| ^~~~
| clock
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/time.h:71:9: note: 'clock' declared here
71 | clock_t clock (void);
| ^
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/transforms.cpp:18:
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/scheduler.h:19:8: error: no type named 'mutex' in namespace 'std'
19 | std::mutex mtx;
| ~~~~~^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
[54/666] Compiling transforms.cpp
[54/666] Compiling random.cpp
[54/666] Compiling ops.cpp
[54/666] Compiling utils.cpp
[54/666] Compiling scheduler.cpp
[54/666] Compiling primitives.cpp
[54/666] Compiling yyjson.c
[54/666] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.2 wasm