Swift Package Index

Build Information

Failed to build Featureflow, reference 0.2.0 (838fcd), with Swift 6.4 for Android on 27 Sep 2026 00:38:56 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-1":/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-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/featureflow/featureflow-ios-sdk.git
Reference: 0.2.0
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/featureflow/featureflow-ios-sdk
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at 838fcd8 Release 0.2.0: application tag; CocoaPods dropped
Cloned https://github.com/featureflow/featureflow-ios-sdk.git
Revision (git rev-parse @):
838fcd81750b620869f3fed29f5a810b2d1e5e2b
SUCCESS checkout https://github.com/featureflow/featureflow-ios-sdk.git at 0.2.0
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/featureflow/featureflow-ios-sdk.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:abadcff584c273feba50641b454858d377ba30b35ea7287a94f45ebd8afd0ea0
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
Building for debugging...
[Pre-planning 1 / 153]
[Starting]
error: SwiftCompile normal aarch64 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Sources/Featureflow/FeatureflowClient.swift:86:18: error: 'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
 84 |         user: FeatureflowUser,
 85 |         config: FeatureflowConfig,
 86 |         session: URLSession?
    |                  `- error: 'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
 87 |     ) {
 88 |         self.apiKey = apiKey
Foundation.URLSession:2:18: note: 'URLSession' has been explicitly marked unavailable here
1 | @available(*, unavailable, message: "This type has moved to the FoundationNetworking module. Import that module to use it.")
2 | public typealias URLSession = AnyObject
  |                  `- note: 'URLSession' has been explicitly marked unavailable here
/host/spi-builder-workspace/Sources/Featureflow/FeatureflowClient.swift:110:18: error: 'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
108 |         user: FeatureflowUser? = nil,
109 |         config: FeatureflowConfig = FeatureflowConfig(),
110 |         session: URLSession? = nil
    |                  `- error: 'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
111 |     ) async -> FeatureflowClient {
112 |         let anonymousStore = AnonymousIDStore()
Foundation.URLSession:2:18: note: 'URLSession' has been explicitly marked unavailable here
1 | @available(*, unavailable, message: "This type has moved to the FoundationNetworking module. Import that module to use it.")
2 | public typealias URLSession = AnyObject
  |                  `- note: 'URLSession' has been explicitly marked unavailable here
/host/spi-builder-workspace/Sources/Featureflow/RestClient.swift:36:26: error: 'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
 34 |     private let apiKey: String
 35 |     private let config: FeatureflowConfig
 36 |     private let session: URLSession
    |                          `- error: 'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
 37 |     /// Sanitised application tag (see `ApplicationTag`); nil = send no tag.
 38 |     private let application: String?
Foundation.URLSession:2:18: note: 'URLSession' has been explicitly marked unavailable here
1 | @available(*, unavailable, message: "This type has moved to the FoundationNetworking module. Import that module to use it.")
2 | public typealias URLSession = AnyObject
  |                  `- note: 'URLSession' has been explicitly marked unavailable here
/host/spi-builder-workspace/Sources/Featureflow/RestClient.swift:40:62: error: 'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
 38 |     private let application: String?
 39 |
 40 |     init(apiKey: String, config: FeatureflowConfig, session: URLSession? = nil) {
    |                                                              `- error: 'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
 41 |         self.apiKey = apiKey
 42 |         self.config = config
Foundation.URLSession:2:18: note: 'URLSession' has been explicitly marked unavailable here
1 | @available(*, unavailable, message: "This type has moved to the FoundationNetworking module. Import that module to use it.")
2 | public typealias URLSession = AnyObject
  |                  `- note: 'URLSession' has been explicitly marked unavailable here
/host/spi-builder-workspace/Sources/Featureflow/RestClient.swift:103:57: error: cannot find type 'URLRequest' in scope
101 |     /// Standard headers on every request. `X-Featureflow-Application` is write-only telemetry —
102 |     /// it never affects the response, so it cannot fragment the CDN cache.
103 |     private func applyStandardHeaders(to request: inout URLRequest) {
    |                                                         `- error: cannot find type 'URLRequest' in scope
104 |         request.setValue(Self.clientHeader, forHTTPHeaderField: "X-Featureflow-Client")
105 |         if let application {
/host/spi-builder-workspace/Sources/Featureflow/RestClient.swift:110:37: error: cannot find type 'URLRequest' in scope
108 |     }
109 |
110 |     private func perform(_ request: URLRequest) async throws -> (Data, URLResponse) {
    |                                     `- error: cannot find type 'URLRequest' in scope
111 |         do {
112 |             return try await session.data(for: request)
/host/spi-builder-workspace/Sources/Featureflow/RestClient.swift:110:72: error: 'URLResponse' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
108 |     }
109 |
110 |     private func perform(_ request: URLRequest) async throws -> (Data, URLResponse) {
    |                                                                        `- error: 'URLResponse' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
111 |         do {
112 |             return try await session.data(for: request)
Foundation.URLResponse:2:18: note: 'URLResponse' has been explicitly marked unavailable here
1 | @available(*, unavailable, message: "This type has moved to the FoundationNetworking module. Import that module to use it.")
2 | public typealias URLResponse = AnyObject
  |                  `- note: 'URLResponse' has been explicitly marked unavailable here
/host/spi-builder-workspace/Sources/Featureflow/RestClient.swift:118:43: error: 'URLResponse' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
116 |     }
117 |
118 |     private static func check(_ response: URLResponse) throws {
    |                                           `- error: 'URLResponse' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
119 |         guard let http = response as? HTTPURLResponse else { return }
120 |         switch http.statusCode {
Foundation.URLResponse:2:18: note: 'URLResponse' has been explicitly marked unavailable here
1 | @available(*, unavailable, message: "This type has moved to the FoundationNetworking module. Import that module to use it.")
2 | public typealias URLResponse = AnyObject
  |                  `- note: 'URLResponse' has been explicitly marked unavailable here
Failed frontend command:
/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/Featureflow/ApplicationTag.swift /host/spi-builder-workspace/Sources/Featureflow/Conditions.swift /host/spi-builder-workspace/Sources/Featureflow/Evaluation.swift /host/spi-builder-workspace/Sources/Featureflow/EventProcessor.swift /host/spi-builder-workspace/Sources/Featureflow/FeatureStore.swift /host/spi-builder-workspace/Sources/Featureflow/FeatureflowClient.swift /host/spi-builder-workspace/Sources/Featureflow/FeatureflowConfig.swift /host/spi-builder-workspace/Sources/Featureflow/FeatureflowUser.swift /host/spi-builder-workspace/Sources/Featureflow/JSONValue.swift /host/spi-builder-workspace/Sources/Featureflow/Lock.swift /host/spi-builder-workspace/Sources/Featureflow/Models.swift /host/spi-builder-workspace/Sources/Featureflow/RestClient.swift /host/spi-builder-workspace/Sources/Featureflow/RuleEvaluator.swift /host/spi-builder-workspace/Sources/Featureflow/SwiftUISupport.swift -target aarch64-unknown-linux-android28 -Xllvm -aarch64-use-tbi -disable-objc-interop -sdk /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -sysroot /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -I /host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins/testing\#/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_android.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64 -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/lib/clang/18 -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Featureflow -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/Objects-normal/aarch64/Featureflow_const_extract_protocols.json -in-process-plugin-server-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/local/lib/swift/host/plugins -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/Objects-normal/aarch64/Modules/Featureflow.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/Objects-normal/aarch64/Modules/Featureflow.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/Objects-normal/aarch64/Featureflow-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/Objects-normal/aarch64/Featureflow-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/Objects-normal/aarch64/Featureflow-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Featureflow.build/Debug-android-aarch64/Featureflow-t.build/Objects-normal/aarch64/Modules/Featureflow.swiftmodule
error: Build failed
BUILD FAILURE 6.4 android