Build Information
Failed to build CLMDB, reference master (653e73), with Swift 6.1 for Wasm on 20 Sep 2026 08:05:24 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/tannerdsilva/CLMDB.git
Reference: master
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/tannerdsilva/CLMDB
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 653e73e migrate to LMDB 1.0.2 (on-disk format v3) with a package makeover
Submodule path 'lmdb': checked out 'c279e0477c713076893e8c2b1a6337e421c15867'
Submodule 'lmdb' (https://git.openldap.org/openldap/openldap.git) registered for path 'lmdb'
Cloning into '/host/spi-builder-workspace/lmdb'...
Cloned https://github.com/tannerdsilva/CLMDB.git
Revision (git rev-parse @):
653e73e2fc1b48cec661c740510cabfb53af723d
SUCCESS checkout https://github.com/tannerdsilva/CLMDB.git at master
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Build
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Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/tannerdsilva/CLMDB.git
https://github.com/tannerdsilva/CLMDB.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.1-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 saguaro1/spi-images
Digest: sha256:beceeede496da67681f4fa220a6b97cc098a0178841a413735f598dc6bbaf4c8
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
Building for debugging...
[0/3] Compiling CLMDB module.c
[1/3] Compiling CLMDB midl.c
In file included from /host/spi-builder-workspace/Sources/CLMDB/mdb.c:107:
/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/wasm32-wasi/sys/mman.h:2:2: error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
2 | #error "WASI lacks a true mmap; to enable minimal mmap emulation, \
| ^
/host/spi-builder-workspace/Sources/CLMDB/mdb.c:208:10: fatal error: 'pthread.h' file not found
208 | #include <pthread.h>
| ^~~~~~~~~~~
2 errors generated.
[2/3] Compiling CLMDB mdb.c
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:beceeede496da67681f4fa220a6b97cc098a0178841a413735f598dc6bbaf4c8
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
[0/1] Planning build
Building for debugging...
In file included from /host/spi-builder-workspace/Sources/CLMDB/mdb.c:107:
/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/wasm32-wasi/sys/mman.h:2:2: error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
2 | #error "WASI lacks a true mmap; to enable minimal mmap emulation, \
| ^
/host/spi-builder-workspace/Sources/CLMDB/mdb.c:208:10: fatal error: 'pthread.h' file not found
208 | #include <pthread.h>
| ^~~~~~~~~~~
2 errors generated.
[0/1] Compiling CLMDB mdb.c
BUILD FAILURE 6.1 wasm