Swift Package IndexBuild Information
Failed to build SwiftDocC, reference main (a6990a), with Swift 6.2 for Wasm on 2 Mar 2026 17:26:40 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/finestructure/spi-images:wasm-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/DePasqualeOrg/swift-docc.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/DePasqualeOrg/swift-docc
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at a6990a1 Refine warning about multiple Topics sections (#1445)
Cloned https://github.com/DePasqualeOrg/swift-docc.git
Revision (git rev-parse @):
a6990a1750f78cad18ac14a4e8dc6a5039408717
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/DePasqualeOrg/swift-docc.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/DePasqualeOrg/swift-docc.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:wasm-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1
wasm-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:c50555b47c4db0b0576f9f25702fbe2fdff28194c4a4f4c23a7dce4b3504c85e
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.2-latest
warning: multiple Swift SDKs match target triple `wasm32-unknown-wasip1` and host triple x86_64-unknown-linux-gnu, selected one at /root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/swift-sdk.json
Fetching https://github.com/swiftlang/swift-markdown.git
[1/7118] Fetching swift-markdown
Fetched https://github.com/swiftlang/swift-markdown.git from cache (0.49s)
Fetching https://github.com/swiftlang/swift-lmdb.git
[1/10369] Fetching swift-lmdb
Fetched https://github.com/swiftlang/swift-lmdb.git from cache (1.08s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit.git
[1/3666] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit.git from cache (0.41s)
Fetching https://github.com/swiftlang/swift-cmark.git
[1/18319] Fetching swift-cmark
Fetched https://github.com/swiftlang/swift-cmark.git from cache (1.10s)
Fetching https://github.com/apple/swift-nio.git
Fetching https://github.com/swiftlang/swift-docc-plugin.git
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/apple/swift-crypto.git
[1/2171] Fetching swift-docc-plugin
[219/19353] Fetching swift-docc-plugin, swift-argument-parser
[19354/36598] Fetching swift-docc-plugin, swift-argument-parser, swift-crypto
[20217/119197] Fetching swift-docc-plugin, swift-argument-parser, swift-crypto, swift-nio
Fetched https://github.com/apple/swift-argument-parser.git from cache (2.58s)
[73932/102015] Fetching swift-docc-plugin, swift-crypto, swift-nio
Fetched https://github.com/apple/swift-crypto.git from cache (2.62s)
[57513/84770] Fetching swift-docc-plugin, swift-nio
Fetched https://github.com/swiftlang/swift-docc-plugin.git from cache (7.19s)
Fetched https://github.com/apple/swift-nio.git from cache (7.31s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.95.0 (8.36s)
Fetching https://github.com/apple/swift-collections.git
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/apple/swift-atomics.git
[1/1820] Fetching swift-atomics
[311/22099] Fetching swift-atomics, swift-collections
[3647/27687] Fetching swift-atomics, swift-collections, swift-system
Fetched https://github.com/apple/swift-atomics.git from cache (0.58s)
[7616/25867] Fetching swift-collections, swift-system
Fetched https://github.com/apple/swift-system.git from cache (1.80s)
Fetched https://github.com/apple/swift-collections.git from cache (1.84s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (2.82s)
Computing version for https://github.com/swiftlang/swift-docc-plugin.git
Computed https://github.com/swiftlang/swift-docc-plugin.git at 1.4.6 (0.99s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.6.4 (0.40s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.3.0 (0.59s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.7.0 (0.42s)
Computing version for https://github.com/apple/swift-crypto.git
Computed https://github.com/apple/swift-crypto.git at 3.15.1 (1.34s)
Fetching https://github.com/apple/swift-asn1.git
[1/1766] Fetching swift-asn1
Fetched https://github.com/apple/swift-asn1.git from cache (0.32s)
Computing version for https://github.com/apple/swift-asn1.git
Computed https://github.com/apple/swift-asn1.git at 1.5.1 (0.76s)
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.95.0
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.6.4
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit.git
Working copy of https://github.com/swiftlang/swift-docc-symbolkit.git resolved at main (4c4ff01)
Creating working copy for https://github.com/swiftlang/swift-lmdb.git
Working copy of https://github.com/swiftlang/swift-lmdb.git resolved at main (a4bc878)
Creating working copy for https://github.com/swiftlang/swift-markdown.git
Working copy of https://github.com/swiftlang/swift-markdown.git resolved at main (55d66d9)
Creating working copy for https://github.com/swiftlang/swift-cmark.git
Working copy of https://github.com/swiftlang/swift-cmark.git resolved at gfm (924936d)
Creating working copy for https://github.com/swiftlang/swift-docc-plugin.git
Working copy of https://github.com/swiftlang/swift-docc-plugin.git resolved at 1.4.6
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.3.0
Creating working copy for https://github.com/apple/swift-asn1.git
Working copy of https://github.com/apple/swift-asn1.git resolved at 1.5.1
Creating working copy for https://github.com/apple/swift-crypto.git
Working copy of https://github.com/apple/swift-crypto.git resolved at 3.15.1
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.0
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.7.0
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
[3/3] Compiling plugin GenerateManual
[4/4] Compiling plugin GenerateDoccReference
Building for debugging...
[4/442] Write sources
[15/442] Compiling CLMDB midl.c
[16/442] Write swift-version-24593BA9C3E375BF.txt
[17/442] Compiling cmark-gfm-extensions tagfilter.c
[18/442] Compiling cmark-gfm-extensions tasklist.c
[19/442] Compiling armv4-mont-linux.S
[20/442] Compiling ghash-neon-armv8-win.S
[21/442] Compiling armv8-mont-apple.S
[22/442] Compiling aesv8-gcm-armv8-win.S
[23/442] Compiling cmark-gfm-extensions table.c
[24/442] Compiling cmark-gfm-extensions strikethrough.c
[25/442] Compiling cmark-gfm-extensions core-extensions.c
[26/450] Compiling cmark-gfm-extensions ext_scanners.c
[27/471] Compiling cmark-gfm xml.c
[28/492] Compiling cmark-gfm syntax_extension.c
[29/492] Compiling cmark-gfm-extensions autolink.c
In file included from /host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:107:
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-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/swift-lmdb/Sources/CLMDB/mdb.c:177:
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-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/swift-lmdb/Sources/CLMDB/mdb.c:2855:8: error: call to undeclared function 'msync'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
2855 | if (MDB_MSYNC(env->me_map, env->me_psize * numpgs, flags))
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:544:36: note: expanded from macro 'MDB_MSYNC'
544 | # define MDB_MSYNC(addr,len,flags) msync(addr,len,flags)
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:2855:8: note: did you mean 'fsync'?
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:544:36: note: expanded from macro 'MDB_MSYNC'
544 | # define MDB_MSYNC(addr,len,flags) msync(addr,len,flags)
| ^
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-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/swift-lmdb/Sources/CLMDB/mdb.c:2967:11: error: use of undeclared identifier 'F_SETLK'; did you mean 'FD_SET'?
2967 | Pidset = F_SETLK, Pidcheck = F_GETLK
| ^~~~~~~
| FD_SET
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/__fd_set.h:42:22: note: 'FD_SET' declared here
42 | static __inline void FD_SET(int __fd, fd_set *__set) {
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:2967:11: error: integer constant expression must have integer type, not 'void (int, fd_set *)'
2967 | Pidset = F_SETLK, Pidcheck = F_GETLK
| ^~~~~~~
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:2967:31: error: use of undeclared identifier 'F_GETLK'
2967 | Pidset = F_SETLK, Pidcheck = F_GETLK
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:3000:22: error: use of undeclared identifier 'F_WRLCK'
3000 | lock_info.l_type = F_WRLCK;
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:3005:14: error: use of undeclared identifier 'F_GETLK'
3005 | if (op == F_GETLK && lock_info.l_type != F_UNLCK)
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:3005:45: error: use of undeclared identifier 'F_UNLCK'
3005 | if (op == F_GETLK && lock_info.l_type != F_UNLCK)
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:4345:8: error: call to undeclared function 'msync'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
4345 | if (MDB_MSYNC(ptr, meta_size, rc)) {
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:544:36: note: expanded from macro 'MDB_MSYNC'
544 | # define MDB_MSYNC(addr,len,flags) msync(addr,len,flags)
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:4532:19: error: use of undeclared identifier 'MAP_SHARED'
4532 | int mmap_flags = MAP_SHARED;
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:4533:13: error: use of undeclared identifier 'PROT_READ'
4533 | int prot = PROT_READ;
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:4548:11: error: use of undeclared identifier 'PROT_WRITE'
4548 | prot |= PROT_WRITE;
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:4552:16: error: call to undeclared function 'mmap'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
4552 | env->me_map = mmap(addr, env->me_mapsize, prot, mmap_flags,
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:4552:14: error: incompatible integer to pointer conversion assigning to 'char *' from 'int' [-Wint-conversion]
4552 | env->me_map = mmap(addr, env->me_mapsize, prot, mmap_flags,
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
4553 | env->me_fd, 0);
| ~~~~~~~~~~~~~~
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:4554:21: error: use of undeclared identifier 'MAP_FAILED'
4554 | if (env->me_map == MAP_FAILED) {
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:4614:3: error: call to undeclared function 'munmap'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
4614 | munmap(env->me_map, env->me_mapsize);
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:5149:22: error: use of undeclared identifier 'F_RDLCK'
5149 | lock_info.l_type = F_RDLCK;
| ^
/host/spi-builder-workspace/.build/checkouts/swift-lmdb/Sources/CLMDB/mdb.c:5153:35: error: use of undeclared identifier 'F_SETLK'; did you mean 'FD_SET'?
5153 | while ((rc = fcntl(env->me_lfd, F_SETLK, &lock_info)) &&
| ^~~~~~~
| FD_SET
/root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/__fd_set.h:42:22: note: 'FD_SET' declared here
42 | static __inline void FD_SET(int __fd, fd_set *__set) {
| ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
[30/492] Compiling CLMDB mdb.c
[30/492] Compiling cmark-gfm utf8.c
[30/492] Compiling cmark-gfm plugin.c
[30/492] Compiling cmark-gfm scanners.c
[30/492] Compiling cmark-gfm registry.c
[30/492] Compiling cmark-gfm references.c
[30/492] Compiling cmark-gfm render.c
BUILD FAILURE 6.2 wasm