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Build Information

Failed to build libpng, reference main (d22d32), with Swift 6.1 for Wasm on 30 May 2025 20:24:01 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.63.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/AdaEngine/libpng.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/AdaEngine/libpng
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at d22d32a updates
Cloned https://github.com/AdaEngine/libpng.git
Revision (git rev-parse @):
d22d32ad3b8def59a74419d2227ca0d87f272491
SUCCESS checkout https://github.com/AdaEngine/libpng.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/AdaEngine/libpng.git
https://github.com/AdaEngine/libpng.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "libpng",
  "name" : "libpng",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "libpng",
      "targets" : [
        "libpng"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "libpngTests",
      "module_type" : "SwiftTarget",
      "name" : "libpngTests",
      "path" : "Tests/libpngTests",
      "sources" : [
        "libpngTests.swift"
      ],
      "target_dependencies" : [
        "libpng"
      ],
      "type" : "test"
    },
    {
      "c99name" : "libpng",
      "module_type" : "ClangTarget",
      "name" : "libpng",
      "path" : "Sources/libpng",
      "product_memberships" : [
        "libpng"
      ],
      "sources" : [
        "arm/arm_init.c",
        "arm/filter_neon_intrinsics.c",
        "arm/palette_neon_intrinsics.c",
        "png.c",
        "pngerror.c",
        "pngget.c",
        "pngmem.c",
        "pngpread.c",
        "pngread.c",
        "pngrio.c",
        "pngrtran.c",
        "pngrutil.c",
        "pngset.c",
        "pngtrans.c",
        "pngwio.c",
        "pngwrite.c",
        "pngwtran.c",
        "pngwutil.c"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" 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: sha256:7e37457820e5f17452a98118754f345f2619722c485f2db0d8b666940a83afd2
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest
Building for debugging...
In file included from /host/spi-builder-workspace/Sources/libpng/arm/filter_neon_intrinsics.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/arm/filter_neon_intrinsics.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
2 errors generated.
[0/18] Compiling filter_neon_intrinsics.c
[0/18] Compiling libpng pngwio.c
[0/18] Compiling libpng png.c
[0/18] Compiling arm_init.c
In file included from /host/spi-builder-workspace/Sources/libpng/pngget.c:15:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngget.c:15:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
[0/18] Compiling libpng pngget.c
In file included from /host/spi-builder-workspace/Sources/libpng/pngmem.c:20:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngmem.c:20:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
2 errors generated.
[0/18] Compiling libpng pngmem.c
In file included from /host/spi-builder-workspace/Sources/libpng/arm/palette_neon_intrinsics.c:13:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/arm/palette_neon_intrinsics.c:13:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
2 errors generated.
[0/18] Compiling palette_neon_intrinsics.c
In file included from /host/spi-builder-workspace/Sources/libpng/pngerror.c:19:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngerror.c:19:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
[0/18] Compiling libpng pngerror.c
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" 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: sha256:7e37457820e5f17452a98118754f345f2619722c485f2db0d8b666940a83afd2
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/libpng/pngtrans.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngtrans.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
2 errors generated.
[0/18] Compiling libpng pngtrans.c
In file included from /host/spi-builder-workspace/Sources/libpng/pngwutil.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngwutil.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
2 errors generated.
In file included from /host/spi-builder-workspace/Sources/libpng/pngwtran.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngwtran.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
2 errors generated.
[0/18] Compiling libpng pngwtran.c
[0/18] Compiling libpng pngwutil.c
In file included from /host/spi-builder-workspace/Sources/libpng/pngwrite.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngwrite.c:14:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
2 errors generated.
In file included from /host/spi-builder-workspace/Sources/libpng/pngwio.c:21:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngwio.c:21:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
2 errors generated.
[0/18] Compiling libpng pngwio.c
[0/18] Compiling libpng pngwrite.c
[0/18] Compiling libpng pngrtran.c
In file included from /host/spi-builder-workspace/Sources/libpng/pngrutil.c:17:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
In file included from /host/spi-builder-workspace/Sources/libpng/pngrutil.c:17:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:913:
/host/spi-builder-workspace/Sources/libpng/include/pngstruct.h:30:10: fatal error: 'zlib.h' file not found
   30 | #include "zlib.h"
      |          ^~~~~~~~
[0/18] Compiling libpng pngrutil.c
In file included from /host/spi-builder-workspace/Sources/libpng/pngset.c:19:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngpriv.h:386:
In file included from /host/spi-builder-workspace/Sources/libpng/include/png.h:335:
In file included from /host/spi-builder-workspace/Sources/libpng/include/pngconf.h:51:
/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/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
   13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
      |  ^
[0/18] Compiling libpng pngset.c
BUILD FAILURE 6.1 wasm