Swift Package Index

Build Information

Failed to build Interstellar, reference master (28b4be), with Swift 6.4 for Linux on 16 Sep 2026 00:21:05 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-0":/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:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/JensRavens/Interstellar.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/JensRavens/Interstellar
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 28b4be7 minor changes to naming and accessors
Cloned https://github.com/JensRavens/Interstellar.git
Revision (git rev-parse @):
28b4be7bc70cbee483e9cbb800658ac9812e21f7
SUCCESS checkout https://github.com/JensRavens/Interstellar.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/JensRavens/Interstellar.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:c77fcce225e223ac0fafed844619173fc6de8d62dd560eeb28db3182af6a282b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest
Building for debugging...
[Planning deferred tasks]
[28 / 36] Interstellar
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:11:5: warning: 'public' modifier is redundant for instance method declared in a public extension
 9 | public extension Observable where T : ResultType {
10 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
11 |     public func then<U>(_ transform: @escaping (T.Value) -> Result<U>) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
12 |         return map { $0.result.flatMap(transform) }
13 |     }
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:16:5: warning: 'public' modifier is redundant for instance method declared in a public extension
14 |
15 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
16 |     public func then<U>(_ transform: @escaping (T.Value) -> U) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
17 |         return map { $0.result.map(transform) }
18 |     }
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:21:5: warning: 'public' modifier is redundant for instance method declared in a public extension
19 |
20 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
21 |     public func then<U>(_ transform: @escaping (T.Value) throws -> U) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
22 |         return map { $0.result.flatMap(transform) }
23 |     }
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:26:5: warning: 'public' modifier is redundant for instance method declared in a public extension
24 |
25 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
26 |     public func then<U>(_ transform: @escaping (T.Value) -> Observable<U>) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
27 |         return flatMap { [options] in
28 |             let observable = Observable<Result<U>>(options: options)
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:38:5: warning: 'public' modifier is redundant for instance method declared in a public extension
36 |
37 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
38 |     public func then<U>(_ transform: @escaping (T.Value) -> Observable<Result<U>>) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
39 |         return flatMap { [options] in
40 |             switch $0.result {
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:48:24: warning: 'public' modifier is redundant for instance method declared in a public extension
46 |
47 |     /// Only subscribe to successful events.
48 |     @discardableResult public func next(_ block: @escaping (T.Value) -> Void) -> Observable<T> {
   |                        `- warning: 'public' modifier is redundant for instance method declared in a public extension
49 |         subscribe { result in
50 |             if let value = result.value {
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:58:24: warning: 'public' modifier is redundant for instance method declared in a public extension
56 |
57 |     /// Only subscribe to errors.
58 |     @discardableResult public func error(_ block: @escaping (Error) -> Void) -> Observable<T> {
   |                        `- warning: 'public' modifier is redundant for instance method declared in a public extension
59 |         subscribe { result in
60 |             if let error = result.error {
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:68:5: warning: 'public' modifier is redundant for instance method declared in a public extension
66 |
67 |     /// Peek at the value of the observable.
68 |     public func peek() -> T.Value? {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
69 |         return self.value?.value
70 |     }
/host/spi-builder-workspace/Sources/Interstellar/ObserverToken.swift:24:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'ObserverToken' to 'Hashable' by implementing 'hash(into:)' instead [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
22 | public final class ObserverToken: Hashable {
23 |     private weak var observable: Unsubscribable?
24 |     public let hashValue: Int
   |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'ObserverToken' to 'Hashable' by implementing 'hash(into:)' instead [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
25 |
26 |     internal init (observable: Unsubscribable, hashValue: Int) {
/host/spi-builder-workspace/Sources/Interstellar/Signal.swift:41:2: warning: unexpected version number for *
 39 | */
 40 |
 41 | @available(*, deprecated: 2.0, message:"Use Observable<Result<T>> instead.")
    |  `- warning: unexpected version number for *
 42 | public final class Signal<T> {
 43 |
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift:25:2: warning: unexpected version number for *
23 | import Foundation
24 |
25 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
26 | public extension Signal {
27 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Delay.swift:26:2: warning: unexpected version number for *
24 | import Foundation
25 |
26 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
27 | public extension Signal {
28 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift:37:2: warning: unexpected version number for *
35 | }
36 |
37 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
38 | public extension Signal {
39 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Signal.swift:257:2: warning: unexpected version number for *
255 | }
256 |
257 | @available(*, deprecated: 2.0)
    |  `- warning: unexpected version number for *
258 | extension Signal {
259 |     func observable() -> Observable<Result<T>> {
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift:32:5: warning: 'public' modifier is redundant for instance method declared in a public extension
30 |         specified amount of seconds).
31 |     */
32 |     public func debounce(_ seconds: TimeInterval) -> Signal<T> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
33 |         let signal = Signal<T>()
34 |         var lastCalled: Date?
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift:68:5: warning: 'public' modifier is redundant for instance method declared in a public extension
66 |      specified amount of seconds).
67 |      */
68 |     public func debounce(_ seconds: TimeInterval) -> Observable<T> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
69 |         let observable = Observable<T>()
70 |         var lastCalled: Date?
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Delay.swift:31:5: warning: 'public' modifier is redundant for instance method declared in a public extension
29 |         Creates a new signal that mirrors the original signal but is delayed by x seconds. If no queue is specified, the new signal will call it's observers and transforms on the main queue.
30 |     */
31 |     public func delay(_ seconds: TimeInterval, queue: DispatchQueue = DispatchQueue.main) -> Signal<T> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
32 |         let signal = Signal<T>()
33 |         subscribe { result in
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Delay.swift:46:5: warning: 'public' modifier is redundant for instance method declared in a public extension
44 |      Creates a new observable that mirrors the original observable but is delayed by x seconds. If no queue is specified, the new observable will call it's observers and transforms on the main queue.
45 |      */
46 |     public func delay(_ seconds: TimeInterval, queue: DispatchQueue = DispatchQueue.main) -> Observable<T> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
47 |         let observable = Observable<T>()
48 |         subscribe { result in
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift:43:5: warning: 'public' modifier is redundant for instance method declared in a public extension
41 |         is an error or a successfull value. In case of an error, the error will be thrown.
42 |     */
43 |     public func wait(_ timeout: TimeInterval? = nil) throws -> T {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
44 |         let group = DispatchGroup()
45 |         var result: Result<T>?
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift:67:5: warning: 'public' modifier is redundant for instance method declared in a public extension
65 |      there is a new value.
66 |      */
67 |     public func wait(_ timeout: TimeInterval? = nil) throws -> T {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
68 |         let group = DispatchGroup()
69 |         var value: T! = nil
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/host/spi-builder-workspace/Sources/Interstellar/Signal.swift:41:2: warning: unexpected version number for *
 39 | */
 40 |
 41 | @available(*, deprecated: 2.0, message:"Use Observable<Result<T>> instead.")
    |  `- warning: unexpected version number for *
 42 | public final class Signal<T> {
 43 |
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift:25:2: warning: unexpected version number for *
23 | import Foundation
24 |
25 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
26 | public extension Signal {
27 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Delay.swift:26:2: warning: unexpected version number for *
24 | import Foundation
25 |
26 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
27 | public extension Signal {
28 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift:37:2: warning: unexpected version number for *
35 | }
36 |
37 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
38 | public extension Signal {
39 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Signal.swift:257:2: warning: unexpected version number for *
255 | }
256 |
257 | @available(*, deprecated: 2.0)
    |  `- warning: unexpected version number for *
258 | extension Signal {
259 |     func observable() -> Observable<Result<T>> {
[33 / 36] Interstellar
/host/spi-builder-workspace/Sources/Interstellar/ObserverToken.swift:24:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'ObserverToken' to 'Hashable' by implementing 'hash(into:)' instead [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
22 | public final class ObserverToken: Hashable {
23 |     private weak var observable: Unsubscribable?
24 |     public let hashValue: Int
   |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'ObserverToken' to 'Hashable' by implementing 'hash(into:)' instead [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
25 |
26 |     internal init (observable: Unsubscribable, hashValue: Int) {
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/host/spi-builder-workspace/Sources/Interstellar/Signal.swift:257:2: warning: unexpected version number for *
255 | }
256 |
257 | @available(*, deprecated: 2.0)
    |  `- warning: unexpected version number for *
258 | extension Signal {
259 |     func observable() -> Observable<Result<T>> {
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Delay.swift:26:2: warning: unexpected version number for *
24 | import Foundation
25 |
26 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
27 | public extension Signal {
28 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift:37:2: warning: unexpected version number for *
35 | }
36 |
37 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
38 | public extension Signal {
39 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift:25:2: warning: unexpected version number for *
23 | import Foundation
24 |
25 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
26 | public extension Signal {
27 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Signal.swift:41:2: warning: unexpected version number for *
 39 | */
 40 |
 41 | @available(*, deprecated: 2.0, message:"Use Observable<Result<T>> instead.")
    |  `- warning: unexpected version number for *
 42 | public final class Signal<T> {
 43 |
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift:32:5: warning: 'public' modifier is redundant for instance method declared in a public extension
30 |         specified amount of seconds).
31 |     */
32 |     public func debounce(_ seconds: TimeInterval) -> Signal<T> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
33 |         let signal = Signal<T>()
34 |         var lastCalled: Date?
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift:68:5: warning: 'public' modifier is redundant for instance method declared in a public extension
66 |      specified amount of seconds).
67 |      */
68 |     public func debounce(_ seconds: TimeInterval) -> Observable<T> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
69 |         let observable = Observable<T>()
70 |         var lastCalled: Date?
/host/spi-builder-workspace/Sources/Interstellar/Signal.swift:257:2: warning: unexpected version number for *
255 | }
256 |
257 | @available(*, deprecated: 2.0)
    |  `- warning: unexpected version number for *
258 | extension Signal {
259 |     func observable() -> Observable<Result<T>> {
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift:25:2: warning: unexpected version number for *
23 | import Foundation
24 |
25 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
26 | public extension Signal {
27 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Delay.swift:26:2: warning: unexpected version number for *
24 | import Foundation
25 |
26 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
27 | public extension Signal {
28 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift:37:2: warning: unexpected version number for *
35 | }
36 |
37 | @available(*, deprecated: 2.0)
   |  `- warning: unexpected version number for *
38 | public extension Signal {
39 |     /**
/host/spi-builder-workspace/Sources/Interstellar/Signal.swift:41:2: warning: unexpected version number for *
 39 | */
 40 |
 41 | @available(*, deprecated: 2.0, message:"Use Observable<Result<T>> instead.")
    |  `- warning: unexpected version number for *
 42 | public final class Signal<T> {
 43 |
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift:43:5: warning: 'public' modifier is redundant for instance method declared in a public extension
41 |         is an error or a successfull value. In case of an error, the error will be thrown.
42 |     */
43 |     public func wait(_ timeout: TimeInterval? = nil) throws -> T {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
44 |         let group = DispatchGroup()
45 |         var result: Result<T>?
/host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift:67:5: warning: 'public' modifier is redundant for instance method declared in a public extension
65 |      there is a new value.
66 |      */
67 |     public func wait(_ timeout: TimeInterval? = nil) throws -> T {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
68 |         let group = DispatchGroup()
69 |         var value: T! = nil
error: SwiftCompile normal x86_64 /host/spi-builder-workspace/Sources/Interstellar/Mutex.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile Mutex.swift
/host/spi-builder-workspace/Sources/Interstellar/Mutex.swift:22:48: error: cannot convert value of type 'Int' to expected argument type 'Int32'
20 |     init() {
21 |         pthread_mutexattr_init(&attributes)
22 |         pthread_mutexattr_settype(&attributes, PTHREAD_MUTEX_RECURSIVE)
   |                                                `- error: cannot convert value of type 'Int' to expected argument type 'Int32'
23 |         pthread_mutex_init(&mutex, &attributes)
24 |     }
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:11:5: warning: 'public' modifier is redundant for instance method declared in a public extension
 9 | public extension Observable where T : ResultType {
10 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
11 |     public func then<U>(_ transform: @escaping (T.Value) -> Result<U>) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
12 |         return map { $0.result.flatMap(transform) }
13 |     }
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:16:5: warning: 'public' modifier is redundant for instance method declared in a public extension
14 |
15 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
16 |     public func then<U>(_ transform: @escaping (T.Value) -> U) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
17 |         return map { $0.result.map(transform) }
18 |     }
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:21:5: warning: 'public' modifier is redundant for instance method declared in a public extension
19 |
20 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
21 |     public func then<U>(_ transform: @escaping (T.Value) throws -> U) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
22 |         return map { $0.result.flatMap(transform) }
23 |     }
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:26:5: warning: 'public' modifier is redundant for instance method declared in a public extension
24 |
25 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
26 |     public func then<U>(_ transform: @escaping (T.Value) -> Observable<U>) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
27 |         return flatMap { [options] in
28 |             let observable = Observable<Result<U>>(options: options)
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:38:5: warning: 'public' modifier is redundant for instance method declared in a public extension
36 |
37 |     /// Observables containing a Result<T> can be chained to only continue in the success case.
38 |     public func then<U>(_ transform: @escaping (T.Value) -> Observable<Result<U>>) -> Observable<Result<U>> {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
39 |         return flatMap { [options] in
40 |             switch $0.result {
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:48:24: warning: 'public' modifier is redundant for instance method declared in a public extension
46 |
47 |     /// Only subscribe to successful events.
48 |     @discardableResult public func next(_ block: @escaping (T.Value) -> Void) -> Observable<T> {
   |                        `- warning: 'public' modifier is redundant for instance method declared in a public extension
49 |         subscribe { result in
50 |             if let value = result.value {
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:58:24: warning: 'public' modifier is redundant for instance method declared in a public extension
56 |
57 |     /// Only subscribe to errors.
58 |     @discardableResult public func error(_ block: @escaping (Error) -> Void) -> Observable<T> {
   |                        `- warning: 'public' modifier is redundant for instance method declared in a public extension
59 |         subscribe { result in
60 |             if let error = result.error {
/host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift:68:5: warning: 'public' modifier is redundant for instance method declared in a public extension
66 |
67 |     /// Peek at the value of the observable.
68 |     public func peek() -> T.Value? {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
69 |         return self.value?.value
70 |     }
Failed frontend command:
/usr/bin/swift-frontend -frontend -c -primary-file /host/spi-builder-workspace/Sources/Interstellar/Mutex.swift -primary-file /host/spi-builder-workspace/Sources/Interstellar/Observable+Result.swift /host/spi-builder-workspace/Sources/Interstellar/Observable.swift /host/spi-builder-workspace/Sources/Interstellar/ObserverToken.swift /host/spi-builder-workspace/Sources/Interstellar/Result.swift /host/spi-builder-workspace/Sources/Interstellar/ResultType.swift /host/spi-builder-workspace/Sources/Interstellar/Signal.swift /host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Debounce.swift /host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Delay.swift /host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Threading.swift /host/spi-builder-workspace/Sources/Interstellar/Warpdrive/Waiting.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Mutex.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Mutex.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Mutex.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Mutex.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Observable+Result.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Observable+Result.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Observable+Result.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Observable+Result.dia -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64 -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 4 -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 /usr/lib/swift/host/plugins/testing\#/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 -enable-anonymous-context-mangled-names -file-compilation-dir /host -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-linux-x86_64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Interstellar -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Interstellar_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Mutex.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Observable+Result.o -index-unit-output-path /Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Mutex.o -index-unit-output-path /Interstellar.build/Debug-linux-x86_64/Interstellar-t.build/Objects-normal/x86_64/Observable+Result.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 linux