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Build Information

Failed to build Featureflip, reference master (7bf7a3), with Swift 6.1 for Android on 23 Oct 2026 00:26:53 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/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:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/canopy-labs/featureflip-swift.git
Reference: master
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/canopy-labs/featureflip-swift
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 7bf7a3a Release v3.4.0
Cloned https://github.com/canopy-labs/featureflip-swift.git
Revision (git rev-parse @):
7bf7a3ab45969716da1c6c4a5f35ff3fb62e2975
SUCCESS checkout https://github.com/canopy-labs/featureflip-swift.git at master
========================================
Build
========================================
Selected platform:         android
Swift version:             6.1
Building package at path:  $PWD
https://github.com/canopy-labs/featureflip-swift.git
https://github.com/canopy-labs/featureflip-swift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 -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
android-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:639806e3270a7d76362a869fc7a464db4368085eea7ecdf63d02ce60a0298950
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/18] Emitting module Featureflip
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[4/20] Compiling Featureflip ReadRecorder.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[5/20] Compiling Featureflip SdkIdentity.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[6/20] Compiling Featureflip FeatureFlag.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[7/20] Compiling Featureflip FeatureFlagProvider.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[8/20] Compiling Featureflip FlagCache.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[9/20] Compiling Featureflip HttpClient.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[10/20] Compiling Featureflip LifecycleObserver.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[11/20] Compiling Featureflip Models.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[12/20] Compiling Featureflip FeatureflipClient.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[13/20] Compiling Featureflip FeatureflipConfig.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[14/20] Compiling Featureflip PollingDataSource.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[15/20] Compiling Featureflip Protocols.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[16/20] Compiling Featureflip SharedFeatureflipCore.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[17/20] Compiling Featureflip StreamingDataSource.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[18/20] Compiling Featureflip AnonymousKeyStore.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[19/20] Compiling Featureflip Diagnostics.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[20/20] Compiling Featureflip EventProcessor.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/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:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1
android-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:639806e3270a7d76362a869fc7a464db4368085eea7ecdf63d02ce60a0298950
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/17] Compiling Featureflip ReadRecorder.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[3/17] Compiling Featureflip SdkIdentity.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[4/19] Compiling Featureflip FlagCache.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[5/19] Compiling Featureflip HttpClient.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/19] Emitting module Featureflip
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[7/19] Compiling Featureflip AnonymousKeyStore.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[8/19] Compiling Featureflip Diagnostics.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[9/19] Compiling Featureflip EventProcessor.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[10/19] Compiling Featureflip FeatureFlag.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[11/19] Compiling Featureflip FeatureFlagProvider.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[12/19] Compiling Featureflip LifecycleObserver.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[13/19] Compiling Featureflip Models.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[14/19] Compiling Featureflip SharedFeatureflipCore.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[15/19] Compiling Featureflip StreamingDataSource.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[16/19] Compiling Featureflip PollingDataSource.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[17/19] Compiling Featureflip Protocols.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[18/19] Compiling Featureflip FeatureflipClient.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
[19/19] Compiling Featureflip FeatureflipConfig.swift
/host/spi-builder-workspace/Sources/Featureflip/Diagnostics.swift:1:8: error: no such module 'os'
 1 | import os
   |        `- error: no such module 'os'
 2 |
 3 | /// The SDK's diagnostic sink.
BUILD FAILURE 6.1 android