Swift Package IndexBuild Information
Failed to build swift-srt-kit, reference main (86c974), with Swift 6.2 for Wasm on 14 Mar 2026 23:57:31 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.69.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/atelier-socle/swift-srt-kit.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/atelier-socle/swift-srt-kit
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 86c9749 docs: version bump 0.3.0, DocC WhatsNew, README MediaMTX interop
Cloned https://github.com/atelier-socle/swift-srt-kit.git
Revision (git rev-parse @):
86c9749092e596f74ea605b3f768c8690f9031cd
SUCCESS checkout https://github.com/atelier-socle/swift-srt-kit.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/atelier-socle/swift-srt-kit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1
wasm-6.2-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:33aba1b4ee401c56e0fd7ee42e05ab1ffc0b6f44277ad19cffda5d456eb09500
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/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/embedded-swift-sdk.json
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/swiftlang/swift-docc-plugin
Fetching https://github.com/apple/swift-crypto.git
Fetching https://github.com/apple/swift-nio.git
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Fetched https://github.com/swiftlang/swift-docc-plugin from cache (0.46s)
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Fetched https://github.com/apple/swift-argument-parser.git from cache (2.36s)
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Fetched https://github.com/apple/swift-crypto.git from cache (6.91s)
Fetched https://github.com/apple/swift-nio.git from cache (6.99s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.4.6 (9.92s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
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Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.68s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.7.0 (0.54s)
Computing version for https://github.com/apple/swift-crypto.git
Computed https://github.com/apple/swift-crypto.git at 3.15.1 (1.35s)
Fetching https://github.com/apple/swift-asn1.git
[1/1769] Fetching swift-asn1
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Computing version for https://github.com/apple/swift-asn1.git
Computed https://github.com/apple/swift-asn1.git at 1.5.1 (2.73s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.96.0 (0.86s)
Fetching https://github.com/apple/swift-collections.git
Fetching https://github.com/apple/swift-system.git
[1/22410] Fetching swift-collections
[1794/28011] Fetching swift-collections, swift-system
Fetching https://github.com/apple/swift-atomics.git
Fetched https://github.com/apple/swift-system.git from cache (1.44s)
Fetched https://github.com/apple/swift-collections.git from cache (1.48s)
[1/1820] Fetching swift-atomics
Fetched https://github.com/apple/swift-atomics.git from cache (0.53s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (2.62s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.6.4 (2.44s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.0 (1.15s)
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
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
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-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-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.96.0
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
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/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin 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 1.4.0
[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...
[4/421] Write sources
[19/421] Compiling CNIOWindows shim.c
[20/421] Compiling CNIOWindows WSAStartup.c
[21/421] Compiling CNIOWASI CNIOWASI.c
[21/421] Compiling CNIOLinux shim.c
[21/421] Compiling CNIOOpenBSD shim.c
[24/421] Compiling CNIOPosix event_loop_id.c
[25/421] Compiling _AtomicsShims.c
[26/421] Compiling CNIODarwin shim.c
[27/421] Compiling CNIOLinux liburing_shims.c
[28/421] Write swift-version-24593BA9C3E375BF.txt
[29/421] Compiling fiat_p256_adx_sqr.S
[30/421] Compiling fiat_p256_adx_mul.S
[31/421] Compiling fiat_curve25519_adx_mul.S
[32/421] Compiling fiat_curve25519_adx_square.S
[33/421] Compiling md5-x86_64-linux.S
[34/427] Compiling md5-x86_64-apple.S
[35/429] Compiling md5-586-linux.S
[36/429] Compiling md5-586-apple.S
[37/429] Compiling CCryptoBoringSSLShims shims.c
error: emit-module command failed with exit code 1 (use -v to see invocation)
[39/429] Emitting module _NIODataStructures
/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/_NIODataStructures/Heap.swift:27:8: error: The Heap module was unable to identify your C library.
25 | @preconcurrency import Bionic
26 | #else
27 | #error("The Heap module was unable to identify your C library.")
| `- error: The Heap module was unable to identify your C library.
28 | #endif
29 |
/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/_NIODataStructures/Heap.swift:170:47: error: 'init(describing:)' is unavailable: unavailable in embedded Swift
168 | return "<empty heap>"
169 | }
170 | let descriptions = self.storage.map { String(describing: $0) }
| `- error: 'init(describing:)' is unavailable: unavailable in embedded Swift
171 | let maxLen: Int = descriptions.map { $0.count }.max()! // storage checked non-empty above
172 | let paddedDescs = descriptions.map { (desc: String) -> String in
Swift.String.init:2:8: note: 'init(describing:)' has been explicitly marked unavailable here
1 | struct String {
2 | public init<Subject>(describing instance: Subject)}
| `- note: 'init(describing:)' has been explicitly marked unavailable here
3 |
/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/_NIODataStructures/Heap.swift:208:21: error: cannot find 'log2' in scope
206 |
207 | func height(index: Int) -> Int {
208 | Int(log2(Double(index + 1)))
| `- error: cannot find 'log2' in scope
209 | }
210 | let myHeight = height(index: index)
[39/429] Compiling chacha20_poly1305_x86_64-linux.S
[40/429] Compiling chacha20_poly1305_x86_64-apple.S
error: emit-module command failed with exit code 1 (use -v to see invocation)
[42/429] Emitting module _NIOBase64
/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/_NIOBase64/Base64.swift:112:39: error: cannot use a value of protocol type 'any Error' in embedded Swift
27 | @inlinable
28 | public func base64Decoded() throws -> [UInt8] {
29 | try self._base64Decoded()
| `- note: called from here
30 | }
31 |
:
38 | @inlinable
39 | public func _base64Decoded() throws -> [UInt8] {
40 | try Base64.decode(string: self)
| `- note: called from here
41 | }
42 | }
:
110 | if bytes[i + 2] != Base64.encodePaddingCharacter {
111 | guard let byte2Index = Base64.encodingTable.firstIndex(of: bytes[i + 2]) else {
112 | throw Base64Error.invalidCharacter
| `- error: cannot use a value of protocol type 'any Error' in embedded Swift
113 | }
114 |
[42/429] Compiling chacha20_poly1305_armv8-win.S
[43/429] Compiling chacha20_poly1305_armv8-linux.S
[44/429] Compiling chacha20_poly1305_armv8-apple.S
[45/429] Compiling chacha-x86_64-linux.S
[47/429] Compiling _NIODataStructures Heap.swift
/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/_NIODataStructures/Heap.swift:27:8: error: The Heap module was unable to identify your C library.
25 | @preconcurrency import Bionic
26 | #else
27 | #error("The Heap module was unable to identify your C library.")
| `- error: The Heap module was unable to identify your C library.
28 | #endif
29 |
/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/_NIODataStructures/Heap.swift:170:47: error: 'init(describing:)' is unavailable: unavailable in embedded Swift
168 | return "<empty heap>"
169 | }
170 | let descriptions = self.storage.map { String(describing: $0) }
| `- error: 'init(describing:)' is unavailable: unavailable in embedded Swift
171 | let maxLen: Int = descriptions.map { $0.count }.max()! // storage checked non-empty above
172 | let paddedDescs = descriptions.map { (desc: String) -> String in
Swift.String.init:2:8: note: 'init(describing:)' has been explicitly marked unavailable here
1 | struct String {
2 | public init<Subject>(describing instance: Subject)}
| `- note: 'init(describing:)' has been explicitly marked unavailable here
3 |
/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/_NIODataStructures/Heap.swift:208:21: error: cannot find 'log2' in scope
206 |
207 | func height(index: Int) -> Int {
208 | Int(log2(Double(index + 1)))
| `- error: cannot find 'log2' in scope
209 | }
210 | let myHeight = height(index: index)
[47/429] Compiling chacha-x86_64-apple.S
[48/429] Compiling c-atomics.c
[48/429] Compiling err_data.cc
[48/429] Compiling chacha-x86-linux.S
[48/429] Compiling c-nioatomics.c
/host/spi-builder-workspace/.build/checkouts/swift-asn1/Sources/SwiftASN1/Basic ASN1 Types/ASN1Strings.swift:44:38: error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
42 |
43 | @inlinable
44 | public init(stringLiteral value: StringLiteralType) {
| `- error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
45 | self.bytes = ArraySlice(value.utf8)
46 | }
Swift.StringLiteralType:2:18: note: 'StringLiteralType' has been explicitly marked unavailable here
1 | @_unavailableInEmbedded
2 | public typealias StringLiteralType = String
| `- note: 'StringLiteralType' has been explicitly marked unavailable here
/host/spi-builder-workspace/.build/checkouts/swift-asn1/Sources/SwiftASN1/Basic ASN1 Types/ASN1Strings.swift:97:38: error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
95 |
96 | @inlinable
97 | public init(stringLiteral value: StringLiteralType) {
| `- error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
98 | self.bytes = ArraySlice(value.utf8)
99 | }
Swift.StringLiteralType:2:18: note: 'StringLiteralType' has been explicitly marked unavailable here
1 | @_unavailableInEmbedded
2 | public typealias StringLiteralType = String
| `- note: 'StringLiteralType' has been explicitly marked unavailable here
/host/spi-builder-workspace/.build/checkouts/swift-asn1/Sources/SwiftASN1/Basic ASN1 Types/ASN1Strings.swift:161:38: error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
159 |
160 | @inlinable
161 | public init(stringLiteral value: StringLiteralType) {
| `- error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
162 | self.bytes = ArraySlice(value.utf8)
163 | precondition(Self._isValid(self.bytes))
Swift.StringLiteralType:2:18: note: 'StringLiteralType' has been explicitly marked unavailable here
1 | @_unavailableInEmbedded
2 | public typealias StringLiteralType = String
| `- note: 'StringLiteralType' has been explicitly marked unavailable here
/host/spi-builder-workspace/.build/checkouts/swift-asn1/Sources/SwiftASN1/Basic ASN1 Types/ASN1Strings.swift:239:38: error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
237 |
238 | @inlinable
239 | public init(stringLiteral value: StringLiteralType) {
| `- error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
240 | self.bytes = ArraySlice(value.utf8)
241 | }
Swift.StringLiteralType:2:18: note: 'StringLiteralType' has been explicitly marked unavailable here
1 | @_unavailableInEmbedded
2 | public typealias StringLiteralType = String
| `- note: 'StringLiteralType' has been explicitly marked unavailable here
/host/spi-builder-workspace/.build/checkouts/swift-asn1/Sources/SwiftASN1/Basic ASN1 Types/ASN1Strings.swift:286:38: error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
284 |
285 | @inlinable
286 | public init(stringLiteral value: StringLiteralType) {
| `- error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
287 | guard
288 | value.utf16.allSatisfy({ codeUnit in
Swift.StringLiteralType:2:18: note: 'StringLiteralType' has been explicitly marked unavailable here
1 | @_unavailableInEmbedded
2 | public typealias StringLiteralType = String
| `- note: 'StringLiteralType' has been explicitly marked unavailable here
/host/spi-builder-workspace/.build/checkouts/swift-asn1/Sources/SwiftASN1/Basic ASN1 Types/ASN1Strings.swift:362:38: error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
360 |
361 | @inlinable
362 | public init(stringLiteral value: StringLiteralType) {
| `- error: 'StringLiteralType' is unavailable: unavailable in embedded Swift
363 | self.bytes = ArraySlice(value.utf8)
364 | precondition(Self._isValid(self.bytes))
Swift.StringLiteralType:2:18: note: 'StringLiteralType' has been explicitly marked unavailable here
1 | @_unavailableInEmbedded
2 | public typealias StringLiteralType = String
| `- note: 'StringLiteralType' has been explicitly marked unavailable here
/host/spi-builder-workspace/.build/checkouts/swift-asn1/Sources/SwiftASN1/Basic ASN1 Types/TimeUtilities.swift:216:45: error: no exact matches in call to initializer
214 |
215 | if fractionalSeconds != 0 {
216 | let fractionalSecondsAsString = String(fractionalSeconds)
| `- error: no exact matches in call to initializer
217 |
218 | assert(fractionalSecondsAsString.starts(with: "0."), "Invalid fractional seconds")
Swift.String.init:2:8: note: incorrect labels for candidate (have: '(_:)', expected: '(describing:)')
1 | struct String {
2 | public init<Subject>(describing instance: Subject)}
| `- note: incorrect labels for candidate (have: '(_:)', expected: '(describing:)')
3 |
Swift.String.init:2:19: note: incorrect labels for candidate (have: '(_:)', expected: '(describing:)')
1 | struct String {
2 | @inlinable public init<Subject>(describing instance: Subject) where Subject : CustomStringConvertible}
| `- note: incorrect labels for candidate (have: '(_:)', expected: '(describing:)')
3 |
Swift.String.init:2:19: note: incorrect labels for candidate (have: '(_:)', expected: '(describing:)')
1 | struct String {
2 | @inlinable public init<Subject>(describing instance: Subject) where Subject : TextOutputStreamable}
| `- note: incorrect labels for candidate (have: '(_:)', expected: '(describing:)')
3 |
Swift.String.init:2:19: note: incorrect labels for candidate (have: '(_:)', expected: '(describing:)')
1 | struct String {
2 | @inlinable public init<Subject>(describing instance: Subject) where Subject : CustomStringConvertible, Subject : TextOutputStreamable}
| `- note: incorrect labels for candidate (have: '(_:)', expected: '(describing:)')
3 |
Swift.String.init:2:8: note: incorrect labels for candidate (have: '(_:)', expected: '(reflecting:)')
1 | struct String {
2 | public init<Subject>(reflecting subject: Subject)}
| `- note: incorrect labels for candidate (have: '(_:)', expected: '(reflecting:)')
3 |
BUILD FAILURE 6.2 wasm