Swift Package IndexBuild Information
Failed to build SwiftCast, reference 1.0.1 (187ece), with Swift 6.1 for Wasm on 3 Oct 2026 06:35:19 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/CreatureSurvive/SwiftCast.git
Reference: 1.0.1
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/CreatureSurvive/SwiftCast
* tag 1.0.1 -> FETCH_HEAD
HEAD is now at 187ece2 Leave receiver apps running on disconnect; fix media status races
Cloned https://github.com/CreatureSurvive/SwiftCast.git
Revision (git rev-parse @):
187ece21e56f26d7c9bd97d39c57a03c60d283f3
SUCCESS checkout https://github.com/CreatureSurvive/SwiftCast.git at 1.0.1
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/CreatureSurvive/SwiftCast.git
https://github.com/CreatureSurvive/SwiftCast.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.1-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 saguaro1/spi-images
Digest: sha256:beceeede496da67681f4fa220a6b97cc098a0178841a413735f598dc6bbaf4c8
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
Building for debugging...
[0/7] Write sources
[2/7] Write swift-version-24593BA9C3E375BF.txt
[4/25] Compiling SwiftCast ReceiverModels.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[5/25] Compiling SwiftCast CastMessage.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[6/25] Compiling SwiftCast CastNamespace.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[7/25] Compiling SwiftCast FrameCodec.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[8/25] Compiling SwiftCast CastSession.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[9/25] Compiling SwiftCast CastViews.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
error: emit-module command failed with exit code 1 (use -v to see invocation)
[10/27] Emitting module SwiftCast
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[11/27] Compiling SwiftCast MediaModels.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[12/27] Compiling SwiftCast OpenEnum.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[13/27] Compiling SwiftCast CastDevice.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[14/27] Compiling SwiftCast CastDiscovery.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[15/27] Compiling SwiftCast JSONValue.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[16/27] Compiling SwiftCast CastTransport.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[17/27] Compiling SwiftCast NetworkTransport.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[18/27] Compiling SwiftCast InboundMessage.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[19/27] Compiling SwiftCast MediaController.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[20/27] Compiling SwiftCast ReceiverController.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[21/27] Compiling SwiftCast CastError.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[22/27] Compiling SwiftCast Broadcaster.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[23/27] Compiling SwiftCast CastClient.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:beceeede496da67681f4fa220a6b97cc098a0178841a413735f598dc6bbaf4c8
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
[0/1] Planning build
Building for debugging...
[0/5] Write swift-version-24593BA9C3E375BF.txt
[2/23] Compiling SwiftCast ReceiverModels.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[3/23] Compiling SwiftCast CastMessage.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[4/25] Compiling SwiftCast InboundMessage.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[5/25] Compiling SwiftCast MediaController.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[6/25] Compiling SwiftCast ReceiverController.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[7/25] Compiling SwiftCast CastError.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[8/25] Compiling SwiftCast Broadcaster.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[9/25] Compiling SwiftCast CastClient.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[10/25] Compiling SwiftCast MediaModels.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[11/25] Compiling SwiftCast OpenEnum.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[12/25] Compiling SwiftCast CastTransport.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[13/25] Compiling SwiftCast NetworkTransport.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
error: emit-module command failed with exit code 1 (use -v to see invocation)
[14/25] Emitting module SwiftCast
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[15/25] Compiling SwiftCast CastNamespace.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[16/25] Compiling SwiftCast FrameCodec.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[17/25] Compiling SwiftCast CastDevice.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[18/25] Compiling SwiftCast CastDiscovery.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[19/25] Compiling SwiftCast JSONValue.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[20/25] Compiling SwiftCast CastSession.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
[21/25] Compiling SwiftCast CastViews.swift
/host/spi-builder-workspace/Sources/SwiftCast/Client/Broadcaster.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Fans a sequence of values out to any number of `AsyncStream` subscribers.
BUILD FAILURE 6.1 wasm