Swift Package Index

Build Information

Failed to build SwiftWin32, reference main (d34ff1), with Swift 6.3 for Wasm on 17 Apr 2026 06:36:52 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/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/compnerd/swift-win32.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/compnerd/swift-win32
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at d34ff1b Update coverage.yml
Submodule path 'Packages/SwiftCOM': checked out 'ebbc617d3b7ba3a2023988a74bebd118deea4cc5'
Submodule path 'Packages/cassowary': checked out 'a438611231901f9f350da27857d786f7979d578b'
Submodule path 'Packages/swift-collections': checked out 'c0549b6284aadd5fd13156316f43fcb43c7fca77'
Submodule path 'Packages/swift-log': checked out 'd8af258aecd93cd8604e74ade3c0fe438bac13f8'
Submodule 'Packages/SwiftCOM' (https://github.com/compnerd/swift-com) registered for path 'Packages/SwiftCOM'
Submodule 'Packages/cassowary' (https://github.com/compnerd/cassowary) registered for path 'Packages/cassowary'
Submodule 'Packages/swift-collections' (https://github.com/apple/swift-collections) registered for path 'Packages/swift-collections'
Submodule 'Packages/swift-log' (https://github.com/apple/swift-log) registered for path 'Packages/swift-log'
Cloning into '/host/spi-builder-workspace/Packages/SwiftCOM'...
Cloning into '/host/spi-builder-workspace/Packages/cassowary'...
Cloning into '/host/spi-builder-workspace/Packages/swift-collections'...
Cloning into '/host/spi-builder-workspace/Packages/swift-log'...
Cloned https://github.com/compnerd/swift-win32.git
Revision (git rev-parse @):
d34ff1b8b3f15cfdf2cb71109a3c313001122a54
SUCCESS checkout https://github.com/compnerd/swift-win32.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/compnerd/swift-win32.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/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/compnerd/cassowary.git
[1/395] Fetching cassowary
Fetched https://github.com/compnerd/cassowary.git from cache (0.23s)
Fetching https://github.com/compnerd/swift-com.git
[1/1116] Fetching swift-com
Fetched https://github.com/compnerd/swift-com.git from cache (0.44s)
Fetching https://github.com/apple/swift-log.git
Fetching https://github.com/apple/swift-collections.git
[1/23569] Fetching swift-collections
[1651/30180] Fetching swift-collections, swift-log
Fetched https://github.com/apple/swift-log.git from cache (2.00s)
Fetched https://github.com/apple/swift-collections.git from cache (2.04s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.0.6 (2.85s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.12.0 (0.86s)
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.0.6
Creating working copy for https://github.com/compnerd/cassowary.git
Working copy of https://github.com/compnerd/cassowary.git resolved at main (5530573)
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.12.0
Creating working copy for https://github.com/compnerd/swift-com.git
Working copy of https://github.com/compnerd/swift-com.git resolved at 28ad4be2d142be022f0c16be4006f15f7ce34d8b
Building for debugging...
[0/33] Copying CoffeeCup.jpg
[0/33] Write sources
[12/33] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[14/143] Emitting module CoreGraphics
/host/spi-builder-workspace/Sources/SwiftWin32/CoreGraphics/AffineTransform.swift:4:13: error: no such module 'ucrt'
  2 | // SPDX-License-Identifier: BSD-3-Clause
  3 |
  4 | import func ucrt.sin
    |             `- error: no such module 'ucrt'
  5 | import func ucrt.cos
  6 |
[15/197] Emitting module OrderedCollections
[16/203] Emitting module CoreAnimation
[17/203] Compiling CoreAnimation Transform3D.swift
[18/204] Compiling SwiftCOM ID3D12Device.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[19/204] Compiling SwiftCOM ID3D12Device1.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[20/204] Compiling SwiftCOM ID3D12Device2.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[21/204] Compiling SwiftCOM ID3D12DeviceChild.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[22/204] Compiling SwiftCOM ID3D12Fence.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[23/204] Compiling SwiftCOM ID3D12GraphicsCommandList.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[24/204] Compiling SwiftCOM ID3D12Heap.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[25/204] Compiling SwiftCOM ID3D12InfoQueue.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[26/204] Compiling SwiftCOM ID3D12Object.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[27/204] Compiling SwiftCOM ID3D12Pageable.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[28/204] Compiling SwiftCOM ID3D12PipelineState.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[29/204] Compiling SwiftCOM ID3D12QueryHeap.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[30/204] Compiling SwiftCOM ID3D12Resource.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[31/204] Compiling SwiftCOM ID3D12RootSignature.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[32/204] Compiling SwiftCOM ID3D12StateObject.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[34/218] Compiling SwiftCOM IWICBitmapDecoder.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[35/218] Compiling SwiftCOM IWICBitmapDecoderInfo.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[36/218] Compiling SwiftCOM IWICBitmapEncoder.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[37/218] Compiling SwiftCOM IWICBitmapEncoderInfo.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[38/218] Compiling SwiftCOM IWICBitmapFlipRotator.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[39/218] Compiling SwiftCOM IWICBitmapFrameDecode.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[40/218] Compiling SwiftCOM IWICBitmapFrameEncode.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[41/218] Compiling SwiftCOM IWICBitmapLock.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[42/218] Compiling SwiftCOM IWICBitmapScaler.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[43/218] Compiling SwiftCOM IWICBitmapSource.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[44/218] Compiling SwiftCOM IWICColorContext.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[45/218] Compiling SwiftCOM IWICColorTransform.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[46/218] Compiling SwiftCOM IWICComponentInfo.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[47/218] Compiling SwiftCOM IWICFastMetadataEncoder.swift
/host/spi-builder-workspace/.build/checkouts/swift-com/Sources/SwiftCOM/COMBase.swift:4:8: error: no such module 'WinSDK'
 2 | // SPDX-License-Identifier: BSD-3-Clause
 3 |
 4 | import WinSDK
   |        `- error: no such module 'WinSDK'
 5 |
 6 | public func CoInitializeEx(_ pvReserved: LPVOID?,
[48/218] Compiling CoreGraphics Rect.swift
/host/spi-builder-workspace/Sources/SwiftWin32/CoreGraphics/AffineTransform.swift:4:13: error: no such module 'ucrt'
  2 | // SPDX-License-Identifier: BSD-3-Clause
  3 |
  4 | import func ucrt.sin
    |             `- error: no such module 'ucrt'
  5 | import func ucrt.cos
  6 |
[49/218] Compiling SwiftCOM ID3D12Debug.swift
[50/218] Compiling SwiftCOM ID3D12DescriptorHeap.swift
[51/218] Compiling SwiftCOM IDXGIFactory4.swift
[52/218] Compiling SwiftCOM IDXGIFactory5.swift
[53/218] Compiling SwiftCOM IDXGIFactory6.swift
[54/218] Compiling SwiftCOM IDXGIObject.swift
[55/218] Compiling CoreGraphics Point.swift
/host/spi-builder-workspace/Sources/SwiftWin32/CoreGraphics/AffineTransform.swift:4:13: error: no such module 'ucrt'
  2 | // SPDX-License-Identifier: BSD-3-Clause
  3 |
  4 | import func ucrt.sin
    |             `- error: no such module 'ucrt'
  5 | import func ucrt.cos
  6 |
[56/218] Compiling CoreGraphics AffineTransform.swift
/host/spi-builder-workspace/Sources/SwiftWin32/CoreGraphics/AffineTransform.swift:4:13: error: no such module 'ucrt'
  2 | // SPDX-License-Identifier: BSD-3-Clause
  3 |
  4 | import func ucrt.sin
    |             `- error: no such module 'ucrt'
  5 | import func ucrt.cos
  6 |
[57/218] Compiling CoreGraphics Size.swift
/host/spi-builder-workspace/Sources/SwiftWin32/CoreGraphics/AffineTransform.swift:4:13: error: no such module 'ucrt'
  2 | // SPDX-License-Identifier: BSD-3-Clause
  3 |
  4 | import func ucrt.sin
    |             `- error: no such module 'ucrt'
  5 | import func ucrt.cos
  6 |
[58/218] Compiling OrderedCollections OrderedSet+Testing.swift
[59/218] Compiling OrderedCollections OrderedSet+UnorderedView.swift
[60/218] Compiling OrderedCollections OrderedSet+UnstableInternals.swift
[61/218] Compiling OrderedCollections OrderedSet.swift
[62/218] Compiling OrderedCollections RandomAccessCollection+Offsets.swift
[63/218] Compiling OrderedCollections _UnsafeBitset.swift
[64/218] Compiling CoreGraphics Vector.swift
/host/spi-builder-workspace/Sources/SwiftWin32/CoreGraphics/AffineTransform.swift:4:13: error: no such module 'ucrt'
  2 | // SPDX-License-Identifier: BSD-3-Clause
  3 |
  4 | import func ucrt.sin
    |             `- error: no such module 'ucrt'
  5 | import func ucrt.cos
  6 |
[65/218] Compiling SwiftCOM stdlib+Extensions.swift
[66/218] Compiling SwiftCOM IFileOperationProgressSink.swift
[67/218] Compiling SwiftCOM IBindCtx.swift
[68/218] Compiling SwiftCOM ID3D12CommandAllocator.swift
[69/218] Compiling SwiftCOM ID3D12CommandList.swift
[70/218] Compiling SwiftCOM ID3D12CommandQueue.swift
[71/218] Compiling SwiftCOM ID3D12CommandSignature.swift
[71/218] Wrapping AST for CoreAnimation for debugging
[72/218] Compiling SwiftCOM IDXGIOutput.swift
[73/218] Compiling SwiftCOM IDXGISurface.swift
[74/218] Compiling SwiftCOM IDXGISwapChain.swift
[75/218] Compiling SwiftCOM IDXGISwapChain1.swift
[76/218] Compiling SwiftCOM IDXGISwapChain2.swift
[77/218] Compiling SwiftCOM IDXGISwapChain3.swift
[78/218] Compiling Logging LogEvent.swift
[79/218] Compiling Logging LogHandler.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[80/218] Emitting module TestUtilities
/host/spi-builder-workspace/Tests/Utilities/Utilities.swift:7:28: error: cannot find type 'XCTestExpectation' in scope
 5 |
 6 | public class ControlEventObserver {
 7 |   private var expectation: XCTestExpectation
   |                            `- error: cannot find type 'XCTestExpectation' in scope
 8 |
 9 |   public init(expectation: XCTestExpectation) {
/host/spi-builder-workspace/Tests/Utilities/Utilities.swift:9:28: error: cannot find type 'XCTestExpectation' in scope
 7 |   private var expectation: XCTestExpectation
 8 |
 9 |   public init(expectation: XCTestExpectation) {
   |                            `- error: cannot find type 'XCTestExpectation' in scope
10 |     self.expectation = expectation
11 |   }
/host/spi-builder-workspace/Tests/Utilities/Utilities.swift:7:28: error: cannot find type 'XCTestExpectation' in scope
 5 |
 6 | public class ControlEventObserver {
 7 |   private var expectation: XCTestExpectation
   |                            `- error: cannot find type 'XCTestExpectation' in scope
 8 |
 9 |   public init(expectation: XCTestExpectation) {
BUILD FAILURE 6.3 wasm