Swift Package IndexBuild Information
Failed to build RapidLMDB, reference master (0ecb7c), with Swift 6.3 for Wasm on 13 Apr 2026 10:52:13 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tannerdsilva/RapidLMDB.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/RapidLMDB
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 0ecb7c1 project end of life. please use QuickLMDB
Cloned https://github.com/tannerdsilva/RapidLMDB.git
Revision (git rev-parse @):
0ecb7c17395f76c5bb34d00ea7bebe9dd6482839
SUCCESS checkout https://github.com/tannerdsilva/RapidLMDB.git at master
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/tannerdsilva/RapidLMDB.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Fetching https://github.com/tannerdsilva/CLMDB.git
[1/49] Fetching clmdb
Fetched https://github.com/tannerdsilva/CLMDB.git from cache (0.19s)
Computing version for https://github.com/tannerdsilva/CLMDB.git
Computed https://github.com/tannerdsilva/CLMDB.git at 0.9.29 (0.62s)
Creating working copy for https://github.com/tannerdsilva/CLMDB.git
Working copy of https://github.com/tannerdsilva/CLMDB.git resolved at 0.9.29
Building for debugging...
[0/4] Write sources
[1/4] Compiling CLMDB midl.c
In file included from /host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:71:
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/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, \
| ^
In file included from /host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:139:
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
| ^
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:2519:8: error: call to undeclared function 'msync'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
2519 | if (MDB_MSYNC(env->me_map, env->me_mapsize, flags))
| ^
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:442:36: note: expanded from macro 'MDB_MSYNC'
442 | # define MDB_MSYNC(addr,len,flags) msync(addr,len,flags)
| ^
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:2519:8: note: did you mean 'fsync'?
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:442:36: note: expanded from macro 'MDB_MSYNC'
442 | # define MDB_MSYNC(addr,len,flags) msync(addr,len,flags)
| ^
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/unistd.h:88:5: note: 'fsync' declared here
88 | int fsync(int);
| ^
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:2624:11: error: use of undeclared identifier 'F_SETLK'
2624 | Pidset = F_SETLK, Pidcheck = F_GETLK
| ^~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:2624:31: error: use of undeclared identifier 'F_GETLK'
2624 | Pidset = F_SETLK, Pidcheck = F_GETLK
| ^~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:2657:22: error: use of undeclared identifier 'F_WRLCK'
2657 | lock_info.l_type = F_WRLCK;
| ^~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:2662:14: error: use of undeclared identifier 'F_GETLK'
2662 | if (op == F_GETLK && lock_info.l_type != F_UNLCK)
| ^~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:2662:45: error: use of undeclared identifier 'F_UNLCK'
2662 | if (op == F_GETLK && lock_info.l_type != F_UNLCK)
| ^~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:3859:8: error: call to undeclared function 'msync'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
3859 | if (MDB_MSYNC(ptr, meta_size, rc)) {
| ^
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:442:36: note: expanded from macro 'MDB_MSYNC'
442 | # define MDB_MSYNC(addr,len,flags) msync(addr,len,flags)
| ^
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4016:19: error: use of undeclared identifier 'MAP_SHARED'
4016 | int mmap_flags = MAP_SHARED;
| ^~~~~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4017:13: error: use of undeclared identifier 'PROT_READ'
4017 | int prot = PROT_READ;
| ^~~~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4023:11: error: use of undeclared identifier 'PROT_WRITE'
4023 | prot |= PROT_WRITE;
| ^~~~~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4027:16: error: call to undeclared function 'mmap'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
4027 | env->me_map = mmap(addr, env->me_mapsize, prot, mmap_flags,
| ^
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4027:14: error: incompatible integer to pointer conversion assigning to 'char *' from 'int' [-Wint-conversion]
4027 | env->me_map = mmap(addr, env->me_mapsize, prot, mmap_flags,
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
4028 | env->me_fd, 0);
| ~~~~~~~~~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4029:21: error: use of undeclared identifier 'MAP_FAILED'
4029 | if (env->me_map == MAP_FAILED) {
| ^~~~~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4082:3: error: call to undeclared function 'munmap'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
4082 | munmap(env->me_map, env->me_mapsize);
| ^
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4583:22: error: use of undeclared identifier 'F_RDLCK'
4583 | lock_info.l_type = F_RDLCK;
| ^~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4587:35: error: use of undeclared identifier 'F_SETLK'
4587 | while ((rc = fcntl(env->me_lfd, F_SETLK, &lock_info)) &&
| ^~~~~~~
/host/spi-builder-workspace/.build/checkouts/CLMDB/Sources/CLMDB/mdb.c:4618:21: error: use of undeclared identifier 'F_WRLCK'
4618 | lock_info.l_type = F_WRLCK;
| ^~~~~~~
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
[2/4] Compiling CLMDB mdb.c
[2/4] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.3 wasm