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Build Information

Failed to build RxErrorHandling, reference v1.0.2 (798ae0), with Swift 6.3 for Linux on 12 Apr 2026 08:11:49 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/fabianmuecke/RxErrorHandling.git
Reference: v1.0.2
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/fabianmuecke/RxErrorHandling
 * tag               v1.0.2     -> FETCH_HEAD
HEAD is now at 798ae06 Fixed retryWhen
Cloned https://github.com/fabianmuecke/RxErrorHandling.git
Revision (git rev-parse @):
798ae06585b9c52e1c2ba182f808db4bd997f082
SUCCESS checkout https://github.com/fabianmuecke/RxErrorHandling.git at v1.0.2
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.3
Building package at path:  $PWD
https://github.com/fabianmuecke/RxErrorHandling.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
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Creating working copy for https://github.com/typelift/SwiftCheck
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Building for debugging...
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[9/141] Compiling RxSwift Dematerialize.swift
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[28/141] Compiling RxSwift AddRef.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[29/141] Compiling RxSwift Amb.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[30/141] Compiling RxSwift AnonymousDisposable.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[31/141] Compiling RxSwift AnonymousObserver.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[32/141] Compiling RxSwift AnyObserver.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[33/141] Compiling RxSwift AsMaybe.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[34/141] Compiling RxSwift AsSingle.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[35/141] Compiling RxSwift AsyncLock.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[36/141] Compiling RxSwift AsyncSubject.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[37/141] Compiling RxSwift AtomicInt.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[38/141] Compiling RxSwift Bag+Rx.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[39/141] Compiling RxSwift Bag.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[40/141] Compiling RxSwift BehaviorSubject.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[41/141] Compiling RxSwift BinaryDisposable.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[42/141] Compiling RxSwift BooleanDisposable.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[43/141] Compiling RxSwift Buffer.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[44/141] Compiling RxSwift Cancelable.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[45/141] Compiling RxSwift Catch.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[46/141] Compiling RxSwift CombineLatest+Collection.swift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
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[103/159] Emitting module RxSwift
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:11:13: error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
 9 | import class Foundation.NSLock
10 |
11 | final class AtomicInt: NSLock {
   |             `- error: cannot inherit from class 'NSLock' (compiled with Swift 6.3) because it has overridable members that could not be loaded in Swift 5.10
12 |     fileprivate var value: Int32
13 |     public init(_ value: Int32 = 0) {
[104/159] Compiling RxSwift Observable.swift
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[156/159] Compiling RxSwift WithLatestFrom.swift
[157/159] Compiling RxSwift Zip+Collection.swift
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[159/159] Compiling RxSwift Zip.swift
BUILD FAILURE 6.3 linux