Swift Package IndexBuild Information
Failed to build hnswlib.swift, reference v1.0.0 (28b75c), with Swift 6.1 for Wasm on 30 May 2025 12:35:02 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.63.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/MegaPortal/hnswlib.swift.git
Reference: v1.0.0
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/MegaPortal/hnswlib.swift
* tag v1.0.0 -> FETCH_HEAD
HEAD is now at 28b75c5 Initial commit of hnswlib.swift package
Cloned https://github.com/MegaPortal/hnswlib.swift.git
Revision (git rev-parse @):
28b75c52c3af1440cb51b44cc177db85c8cba9a8
SUCCESS checkout https://github.com/MegaPortal/hnswlib.swift.git at v1.0.0
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/MegaPortal/hnswlib.swift.git
https://github.com/MegaPortal/hnswlib.swift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
"dependencies" : [
],
"manifest_display_name" : "hnswlib.swift",
"name" : "hnswlib.swift",
"path" : "/host/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15"
}
],
"products" : [
{
"name" : "hnswlib_swift",
"targets" : [
"hnswlib_swift"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "hnswlib_swift",
"module_type" : "SwiftTarget",
"name" : "hnswlib_swift",
"path" : "Sources/hnswlib.swift",
"product_memberships" : [
"hnswlib_swift"
],
"sources" : [
"Example.swift",
"hnswlib_swift.swift"
],
"target_dependencies" : [
"hnswlib_cpp"
],
"type" : "library"
},
{
"c99name" : "hnswlib_cpp",
"module_type" : "ClangTarget",
"name" : "hnswlib_cpp",
"path" : "Sources/CppSources",
"product_memberships" : [
"hnswlib_swift"
],
"sources" : [
"HNSWLibWrapper.cpp"
],
"type" : "library"
},
{
"c99name" : "hnswlib_swiftTests",
"module_type" : "SwiftTarget",
"name" : "hnswlib.swiftTests",
"path" : "Tests/hnswlib.swiftTests",
"sources" : [
"hnswlib_swiftTests.swift"
],
"target_dependencies" : [
"hnswlib_swift"
],
"type" : "test"
}
],
"tools_version" : "6.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats 2>&1
wasm-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:7e37457820e5f17452a98118754f345f2619722c485f2db0d8b666940a83afd2
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest
Building for debugging...
[0/3] Write sources
[1/3] Write swift-version-24593BA9C3E375BF.txt
In file included from /host/spi-builder-workspace/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:227:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:20:10: error: no type named 'mutex' in namespace 'std'
20 | std::mutex index_lock;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:67:18: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
67 | std::unique_lock<std::mutex> lock(index_lock);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:227:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:67:35: error: no member named 'mutex' in namespace 'std'
67 | std::unique_lock<std::mutex> lock(index_lock);
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:87:14: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
87 | std::unique_lock<std::mutex> lock(index_lock);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:227:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:87:31: error: no member named 'mutex' in namespace 'std'
87 | std::unique_lock<std::mutex> lock(index_lock);
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:139:23: error: implicit instantiation of undefined template 'std::basic_ofstream<char>'
139 | std::ofstream output(location, std::ios::binary);
| ^
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/c++/v1/__fwd/fstream.h:26:28: note: template is declared here
26 | class _LIBCPP_TEMPLATE_VIS basic_ofstream;
| ^
In file included from /host/spi-builder-workspace/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:227:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:153:23: error: implicit instantiation of undefined template 'std::basic_ifstream<char>'
153 | std::ifstream input(location, std::ios::binary);
| ^
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/c++/v1/__fwd/fstream.h:24:28: note: template is declared here
24 | class _LIBCPP_TEMPLATE_VIS basic_ifstream;
| ^
In file included from /host/spi-builder-workspace/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:228:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:3:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:40:10: error: no type named 'mutex' in namespace 'std'
40 | std::mutex poolguard;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:53:18: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
53 | std::unique_lock <std::mutex> lock(poolguard);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:228:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:3:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:53:36: error: no member named 'mutex' in namespace 'std'
53 | std::unique_lock <std::mutex> lock(poolguard);
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:66:14: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
66 | std::unique_lock <std::mutex> lock(poolguard);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:228:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:3:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:66:32: error: no member named 'mutex' in namespace 'std'
66 | std::unique_lock <std::mutex> lock(poolguard);
| ~~~~~^
In file included from /host/spi-builder-workspace/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:228:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:40:30: error: no member named 'mutex' in namespace 'std'
40 | mutable std::vector<std::mutex> label_op_locks_;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:42:10: error: no type named 'mutex' in namespace 'std'
42 | std::mutex global;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:43:22: error: no member named 'mutex' in namespace 'std'
43 | std::vector<std::mutex> link_list_locks_;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:59:18: error: no type named 'mutex' in namespace 'std'
59 | mutable std::mutex label_lookup_lock; // lock for label_lookup_
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:70:10: error: no type named 'mutex' in namespace 'std'
70 | std::mutex deleted_elements_lock; // lock for deleted_elements
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:178:17: error: no type named 'mutex' in namespace 'std'
178 | inline std::mutex& getLabelOpMutex(labeltype label) const {
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:255:18: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
255 | std::unique_lock <std::mutex> lock(link_list_locks_[curNodeNum]);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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) {
| ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
[2/3] Compiling hnswlib_cpp HNSWLibWrapper.cpp
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:7e37457820e5f17452a98118754f345f2619722c485f2db0d8b666940a83afd2
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest
[0/1] Planning build
Building for debugging...
[0/2] Write swift-version-24593BA9C3E375BF.txt
In file included from /host/spi-builder-workspace/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:227:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:20:10: error: no type named 'mutex' in namespace 'std'
20 | std::mutex index_lock;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:67:18: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
67 | std::unique_lock<std::mutex> lock(index_lock);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:227:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:67:35: error: no member named 'mutex' in namespace 'std'
67 | std::unique_lock<std::mutex> lock(index_lock);
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:87:14: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
87 | std::unique_lock<std::mutex> lock(index_lock);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:227:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:87:31: error: no member named 'mutex' in namespace 'std'
87 | std::unique_lock<std::mutex> lock(index_lock);
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:139:23: error: implicit instantiation of undefined template 'std::basic_ofstream<char>'
139 | std::ofstream output(location, std::ios::binary);
| ^
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/c++/v1/__fwd/fstream.h:26:28: note: template is declared here
26 | class _LIBCPP_TEMPLATE_VIS basic_ofstream;
| ^
In file included from /host/spi-builder-workspace/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:227:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/bruteforce.h:153:23: error: implicit instantiation of undefined template 'std::basic_ifstream<char>'
153 | std::ifstream input(location, std::ios::binary);
| ^
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/c++/v1/__fwd/fstream.h:24:28: note: template is declared here
24 | class _LIBCPP_TEMPLATE_VIS basic_ifstream;
| ^
In file included from /host/spi-builder-workspace/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:228:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:3:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:40:10: error: no type named 'mutex' in namespace 'std'
40 | std::mutex poolguard;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:53:18: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
53 | std::unique_lock <std::mutex> lock(poolguard);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:228:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:3:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:53:36: error: no member named 'mutex' in namespace 'std'
53 | std::unique_lock <std::mutex> lock(poolguard);
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:66:14: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
66 | std::unique_lock <std::mutex> lock(poolguard);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:228:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:3:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/visited_list_pool.h:66:32: error: no member named 'mutex' in namespace 'std'
66 | std::unique_lock <std::mutex> lock(poolguard);
| ~~~~~^
In file included from /host/spi-builder-workspace/Sources/CppSources/HNSWLibWrapper.cpp:2:
In file included from /host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswlib.h:228:
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:40:30: error: no member named 'mutex' in namespace 'std'
40 | mutable std::vector<std::mutex> label_op_locks_;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:42:10: error: no type named 'mutex' in namespace 'std'
42 | std::mutex global;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:43:22: error: no member named 'mutex' in namespace 'std'
43 | std::vector<std::mutex> link_list_locks_;
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:59:18: error: no type named 'mutex' in namespace 'std'
59 | mutable std::mutex label_lookup_lock; // lock for label_lookup_
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:70:10: error: no type named 'mutex' in namespace 'std'
70 | std::mutex deleted_elements_lock; // lock for deleted_elements
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:178:17: error: no type named 'mutex' in namespace 'std'
178 | inline std::mutex& getLabelOpMutex(labeltype label) const {
| ~~~~~^
/host/spi-builder-workspace/Sources/CppSources/../hnswlib.cpp/hnswalg.h:255:18: error: no template named 'unique_lock' in namespace 'std'; did you mean 'unique_copy'?
255 | std::unique_lock <std::mutex> lock(link_list_locks_[curNodeNum]);
| ~~~~~^~~~~~~~~~~
| unique_copy
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/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) {
| ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
[1/2] Compiling hnswlib_cpp HNSWLibWrapper.cpp
BUILD FAILURE 6.1 wasm