Swift Package Index

Build Information

Failed to build CLMDB, reference main (a4bc87), with Swift 6.1 for Wasm on 27 Jan 2026 08:42:22 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftlang/swift-lmdb.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/swiftlang/swift-lmdb
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a4bc878 Merge pull request #17 from swiftlang/codeowners
Cloned https://github.com/swiftlang/swift-lmdb.git
Revision (git rev-parse @):
a4bc87807721c1fd114bf35464457e2db0d0e6c0
SUCCESS checkout https://github.com/swiftlang/swift-lmdb.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/swiftlang/swift-lmdb.git
https://github.com/swiftlang/swift-lmdb.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "c_language_standard" : "c11",
  "dependencies" : [
  ],
  "manifest_display_name" : "CLMDB",
  "name" : "CLMDB",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "CLMDB",
      "targets" : [
        "CLMDB"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CLMDB",
      "module_type" : "ClangTarget",
      "name" : "CLMDB",
      "path" : "Sources/CLMDB",
      "product_memberships" : [
        "CLMDB"
      ],
      "sources" : [
        "mdb.c",
        "midl.c"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" 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 -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 finestructure/spi-images
Digest: sha256:58b971189c4d3c564696bb40c86e07506670ed096ab7351a005c7c449525017a
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest
Building for debugging...
[0/2] 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:176:10: fatal error: 'pthread.h' file not found
  176 | #include <pthread.h>
      |          ^~~~~~~~~~~
2 errors generated.
[1/2] Compiling CLMDB mdb.c
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" 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: sha256:58b971189c4d3c564696bb40c86e07506670ed096ab7351a005c7c449525017a
Status: Image is up to date for registry.gitlab.com/finestructure/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:176:10: fatal error: 'pthread.h' file not found
  176 | #include <pthread.h>
      |          ^~~~~~~~~~~
2 errors generated.
[0/1] Compiling CLMDB mdb.c
BUILD FAILURE 6.1 wasm