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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build Unxip, reference master (1e344e), with Swift 6.1 for Linux on 25 Apr 2025 09:51:28 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/thii/Unxip.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/thii/Unxip
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 1e344e3 Expose UnxipKit target
Cloned https://github.com/thii/Unxip.git
Revision (git rev-parse @):
1e344e3d7e9d3932d5aaa3cd9a077f21c7ef75e5
SUCCESS checkout https://github.com/thii/Unxip.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/thii/Unxip.git
https://github.com/thii/Unxip.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Unxip",
  "name" : "Unxip",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "unxip",
      "targets" : [
        "Unxip"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "UnxipKit",
      "targets" : [
        "UnxipKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UnxipKit",
      "module_type" : "ClangTarget",
      "name" : "UnxipKit",
      "path" : "Sources/UnxipKit",
      "product_memberships" : [
        "unxip",
        "UnxipKit"
      ],
      "sources" : [
        "UnxipKit.m"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Unxip",
      "module_type" : "SwiftTarget",
      "name" : "Unxip",
      "path" : "Sources/Unxip",
      "product_memberships" : [
        "unxip"
      ],
      "sources" : [
        "Runner.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "UnxipKit"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "4.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/6] Write sources
[1/6] Compiling UnxipKit UnxipKit.m
[1/6] Write swift-version-24593BA9C3E375BF.txt
[4/9] Compiling Unxip main.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h:1:9: error: 'Foundation/Foundation.h' file not found
1 | #import <Foundation/Foundation.h>
  |         `- error: 'Foundation/Foundation.h' file not found
2 |
3 | #import "PKSignedContainer.h"
/host/spi-builder-workspace/Sources/Unxip/main.swift:4:8: error: could not build C module 'UnxipKit'
 2 |
 3 | #if canImport(UnxipKit)
 4 | import UnxipKit
   |        `- error: could not build C module 'UnxipKit'
 5 | #endif
 6 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[5/9] Emitting module Unxip
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h:1:9: error: 'Foundation/Foundation.h' file not found
1 | #import <Foundation/Foundation.h>
  |         `- error: 'Foundation/Foundation.h' file not found
2 |
3 | #import "PKSignedContainer.h"
/host/spi-builder-workspace/Sources/Unxip/main.swift:4:8: error: could not build C module 'UnxipKit'
 2 |
 3 | #if canImport(UnxipKit)
 4 | import UnxipKit
   |        `- error: could not build C module 'UnxipKit'
 5 | #endif
 6 |
[6/9] Compiling Unxip Runner.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h:1:9: error: 'Foundation/Foundation.h' file not found
1 | #import <Foundation/Foundation.h>
  |         `- error: 'Foundation/Foundation.h' file not found
2 |
3 | #import "PKSignedContainer.h"
/host/spi-builder-workspace/Sources/Unxip/main.swift:4:8: error: could not build C module 'UnxipKit'
 2 |
 3 | #if canImport(UnxipKit)
 4 | import UnxipKit
   |        `- error: could not build C module 'UnxipKit'
 5 | #endif
 6 |
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/4] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[2/7] Emitting module Unxip
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h:1:9: error: 'Foundation/Foundation.h' file not found
1 | #import <Foundation/Foundation.h>
  |         `- error: 'Foundation/Foundation.h' file not found
2 |
3 | #import "PKSignedContainer.h"
/host/spi-builder-workspace/Sources/Unxip/main.swift:4:8: error: could not build C module 'UnxipKit'
 2 |
 3 | #if canImport(UnxipKit)
 4 | import UnxipKit
   |        `- error: could not build C module 'UnxipKit'
 5 | #endif
 6 |
[3/7] Compiling Unxip main.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h:1:9: error: 'Foundation/Foundation.h' file not found
1 | #import <Foundation/Foundation.h>
  |         `- error: 'Foundation/Foundation.h' file not found
2 |
3 | #import "PKSignedContainer.h"
/host/spi-builder-workspace/Sources/Unxip/main.swift:4:8: error: could not build C module 'UnxipKit'
 2 |
 3 | #if canImport(UnxipKit)
 4 | import UnxipKit
   |        `- error: could not build C module 'UnxipKit'
 5 | #endif
 6 |
[4/7] Compiling Unxip Runner.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/UnxipKit/include/UnxipKit.h:1:9: error: 'Foundation/Foundation.h' file not found
1 | #import <Foundation/Foundation.h>
  |         `- error: 'Foundation/Foundation.h' file not found
2 |
3 | #import "PKSignedContainer.h"
/host/spi-builder-workspace/Sources/Unxip/main.swift:4:8: error: could not build C module 'UnxipKit'
 2 |
 3 | #if canImport(UnxipKit)
 4 | import UnxipKit
   |        `- error: could not build C module 'UnxipKit'
 5 | #endif
 6 |
BUILD FAILURE 6.1 linux