swift-dwarf – Build Information – Swift Package Index

Build Information

Failed to build swift-dwarf, reference main (ab0e2e), with Swift 6.4 for Wasm on 26 Sep 2026 14:26:43 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/0xpablo/swift-dwarf.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/0xpablo/swift-dwarf
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at ab0e2ea Update libdwarf to 2.3.2
Submodule path 'libdwarf': checked out 'b401a8c31ab5d5804b13714fadede2dcadea9156'
Submodule 'libdwarf' (https://github.com/0xpablo/libdwarf-code.git) registered for path 'libdwarf'
Cloning into '/host/spi-builder-workspace/libdwarf'...
Cloned https://github.com/0xpablo/swift-dwarf.git
Revision (git rev-parse @):
ab0e2eaf3ebdaa378457c36b5157f0c1c7b56fd4
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/0xpablo/swift-dwarf.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/0xpablo/swift-dwarf.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Building for debugging...
[Pre-planning 1 / 212]
[Starting]
[47 / 125] CLibdwarf
[59 / 125] CLibdwarf
[70 / 125] CLibdwarf
[78 / 125] CLibdwarf
[85 / 125] CLibdwarf
In file included from /host/spi-builder-workspace/libdwarf/src/lib/libdwarf/dwarf_elfread.c:70:
[1m/root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/sys/mman.h:2:2: [0m[0;1;31merror: [0m[1m"WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"[0m
    2 | #error [0;32m"WASI lacks a true mmap; to enable minimal mmap emulation, \[0m
      | [0;1;32m ^
[0m[1m/host/spi-builder-workspace/libdwarf/src/lib/libdwarf/dwarf_elfread.c:515:17: [0m[0;1;31merror: [0m[1mcall to undeclared function 'mmap'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration][0m
  515 |         mmptr = mmap([0;32m0[0m, (size_t)computed_mmaplen,[0m
      | [0;1;32m                ^
[0m[1m/host/spi-builder-workspace/libdwarf/src/lib/libdwarf/dwarf_elfread.c:516:13: [0m[0;1;31merror: [0m[1muse of undeclared identifier 'PROT_READ'[0m
  516 |             PROT_READ|PROT_WRITE, MAP_PRIVATE,[0m
      | [0;1;32m            ^~~~~~~~~
[0m[1m/host/spi-builder-workspace/libdwarf/src/lib/libdwarf/dwarf_elfread.c:516:23: [0m[0;1;31merror: [0m[1muse of undeclared identifier 'PROT_WRITE'[0m
  516 |             PROT_READ|PROT_WRITE, MAP_PRIVATE,[0m
      | [0;1;32m                      ^~~~~~~~~~
[0m[1m/host/spi-builder-workspace/libdwarf/src/lib/libdwarf/dwarf_elfread.c:516:35: [0m[0;1;31merror: [0m[1muse of undeclared identifier 'MAP_PRIVATE'[0m
  516 |             PROT_READ|PROT_WRITE, MAP_PRIVATE,[0m
      | [0;1;32m                                  ^~~~~~~~~~~
[0m[1m/host/spi-builder-workspace/libdwarf/src/lib/libdwarf/dwarf_elfread.c:846:17: [0m[0;1;31merror: [0m[1mcall to undeclared function 'munmap'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration][0m
  846 |                 munmap(shp->gh_mmap_realarea,[0m
      | [0;1;32m                ^
[0m6 errors generated.
error: CompileC /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-dwarf.build/Debug-webassembly-wasm32/CLibdwarf-t.build/Objects-normal/wasm32/dwarf_elfread.o /host/spi-builder-workspace/libdwarf/src/lib/libdwarf/dwarf_elfread.c normal wasm32 c com.apple.compilers.llvm.clang.1_0.compiler failed with a nonzero exit code. Command line:     cd /host

    Using response file: /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-dwarf.build/Debug-webassembly-wasm32/CLibdwarf-t.build/Objects-normal/wasm32/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp

    /usr/bin/clang -x c -target wasm32-unknown-wasip1 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fcolor-diagnostics -Wno-trigraphs -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-return-type -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wno-unused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-bool-conversion -Wno-enum-conversion -Wno-float-conversion -Wno-non-literal-null-conversion -Wno-objc-literal-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-implicit-fallthrough -fstrict-aliasing -Wdeprecated-declarations -Wno-sign-conversion -Wno-infinite-recursion -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-semicolon-before-method-body --sysroot /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk @/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-dwarf.build/Debug-webassembly-wasm32/CLibdwarf-t.build/Objects-normal/wasm32/9f65232cb83f8421e3a495a5062eba382369c975104ee97bafc405ab795bfc5e-common-args.resp -MMD -MT dependencies -MF /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-dwarf.build/Debug-webassembly-wasm32/CLibdwarf-t.build/Objects-normal/wasm32/dwarf_elfread.d --serialize-diagnostics /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-dwarf.build/Debug-webassembly-wasm32/CLibdwarf-t.build/Objects-normal/wasm32/dwarf_elfread.dia -c /host/spi-builder-workspace/libdwarf/src/lib/libdwarf/dwarf_elfread.c -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-dwarf.build/Debug-webassembly-wasm32/CLibdwarf-t.build/Objects-normal/wasm32/dwarf_elfread.o
error: Build failed
BUILD FAILURE 6.4 wasm