Swift Package Index

Build Information

Failed to build swift-webview2core, reference main (a8ed52), with Swift 6.1 for Wasm on 4 Mar 2026 08:36:18 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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/moreSwift/swift-webview2core.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/moreSwift/swift-webview2core
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a8ed52a Update to versioned dependencies
Cloned https://github.com/moreSwift/swift-webview2core.git
Revision (git rev-parse @):
a8ed52a57f6d81ee06c8db692f8ee0431174379a
SUCCESS checkout https://github.com/moreSwift/swift-webview2core.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/moreSwift/swift-webview2core.git
https://github.com/moreSwift/swift-webview2core.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swift-cwinrt",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.0",
            "upper_bound" : "0.2.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/moreSwift/swift-cwinrt"
    },
    {
      "identity" : "swift-uwp",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.0",
            "upper_bound" : "0.2.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/moreSwift/swift-uwp"
    },
    {
      "identity" : "swift-windowsfoundation",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.0",
            "upper_bound" : "0.2.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/moreSwift/swift-windowsfoundation"
    }
  ],
  "manifest_display_name" : "swift-webview2core",
  "name" : "swift-webview2core",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "WebView2Core",
      "targets" : [
        "WebView2Core"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "WebView2Core",
      "module_type" : "SwiftTarget",
      "name" : "WebView2Core",
      "path" : "Sources/WebView2Core",
      "product_dependencies" : [
        "CWinRT",
        "UWP",
        "WindowsFoundation"
      ],
      "product_memberships" : [
        "WebView2Core"
      ],
      "sources" : [
        "Generated/Microsoft.Web.WebView2.Core+ABI.swift",
        "Generated/Microsoft.Web.WebView2.Core+Impl.swift",
        "Generated/Microsoft.Web.WebView2.Core.swift",
        "Generated/WebView2Core+Generics.swift",
        "Generated/WebView2Core+MakeFromAbi.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.10"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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
Fetching https://github.com/moreSwift/swift-cwinrt
Fetching https://github.com/moreSwift/swift-windowsfoundation
Fetching https://github.com/moreSwift/swift-uwp
[1/114] Fetching swift-windowsfoundation
[51/376] Fetching swift-windowsfoundation, swift-uwp
Fetched https://github.com/moreSwift/swift-windowsfoundation from cache (0.64s)
[48/262] Fetching swift-uwp
[49/740] Fetching swift-uwp, swift-cwinrt
Fetched https://github.com/moreSwift/swift-uwp from cache (1.24s)
[259/478] Fetching swift-cwinrt
Fetched https://github.com/moreSwift/swift-cwinrt from cache (2.15s)
Computing version for https://github.com/moreSwift/swift-windowsfoundation
Computed https://github.com/moreSwift/swift-windowsfoundation at 0.1.0 (3.52s)
Computing version for https://github.com/moreSwift/swift-uwp
Computed https://github.com/moreSwift/swift-uwp at 0.1.0 (1.63s)
Computing version for https://github.com/moreSwift/swift-cwinrt
Computed https://github.com/moreSwift/swift-cwinrt at 0.1.1 (5.36s)
Creating working copy for https://github.com/moreSwift/swift-windowsfoundation
Working copy of https://github.com/moreSwift/swift-windowsfoundation resolved at 0.1.0
Creating working copy for https://github.com/moreSwift/swift-uwp
Working copy of https://github.com/moreSwift/swift-uwp resolved at 0.1.0
Creating working copy for https://github.com/moreSwift/swift-cwinrt
Working copy of https://github.com/moreSwift/swift-cwinrt resolved at 0.1.1
Building for debugging...
[0/18] Write sources
[4/18] Write swift-version-24593BA9C3E375BF.txt
[5/18] Compiling CWinRT shim.c
[7/20] Compiling SwiftDummy Dummy.swift
[8/20] Emitting module SwiftDummy
[9/21] Wrapping AST for SwiftDummy for debugging
[10/21] Write Objects.LinkFileList
error: dynamic libraries are unsupported for target 'wasm32-unknown-wasi'
[11/21] Linking libCWinRT.wasm
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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...
[0/13] Write swift-version-24593BA9C3E375BF.txt
[2/15] Compiling SwiftDummy Dummy.swift
[3/15] Emitting module SwiftDummy
[4/15] Write Objects.LinkFileList
error: dynamic libraries are unsupported for target 'wasm32-unknown-wasi'
[5/15] Linking libCWinRT.wasm
BUILD FAILURE 6.1 wasm