1.5.0 fails to build on Linux

[finestructure]

Description

root@orbstack:/host# git rev-parse @
a24a0f1037b5c65885876be89f598b6f1e70f21c
root@orbstack:/host# swift --version
Swift version 6.0.2 (swift-6.0.2-RELEASE)
Target: aarch64-unknown-linux-gnu
root@orbstack:/host# swift build
warning: 'combine-schedulers': /host/.build/checkouts/combine-schedulers/[email protected]:5:15: warning: 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageVersions:cLanguageStandard:cxxLanguageStandard:)' is deprecated: replaced by 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)'
 3 | import PackageDescription
 4 | 
 5 | let package = Package(
   |               |- warning: 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageVersions:cLanguageStandard:cxxLanguageStandard:)' is deprecated: replaced by 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)'
   |               `- note: use 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)' instead
 6 |   name: "combine-schedulers",
 7 |   platforms: [
warning: 'swift-clocks': /host/.build/checkouts/swift-clocks/[email protected]:5:15: warning: 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageVersions:cLanguageStandard:cxxLanguageStandard:)' is deprecated: replaced by 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)'
 3 | import PackageDescription
 4 | 
 5 | let package = Package(
   |               |- warning: 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageVersions:cLanguageStandard:cxxLanguageStandard:)' is deprecated: replaced by 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)'
   |               `- note: use 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)' instead
 6 |   name: "swift-clocks",
 7 |   // NB: While the `Clock` protocol is iOS 16+, etc., the package should support earlier platforms
warning: 'host': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/Tests/DependenciesMacrosPluginTests/DependenciesMacros.xctestplan
Building for debugging...
/host/Sources/Dependencies/DependencyValues.swift:549:24: error: cannot find 'previewValues' in scope
547 |             value = CachedValues.$isAccessingCachedDependencies.withValue(true) {
548 |               #if compiler(>=6)
549 |                 return previewValues[key]
    |                        `- error: cannot find 'previewValues' in scope
550 |               #else
551 |                 return Key.previewValue
[26/81] Compiling SwiftSyntax Utils.swift

Checklist

• I have determined whether this bug is also reproducible in a vanilla SwiftUI project.
• If possible, I've reproduced the issue using the main branch of this package.
• This issue hasn't been addressed in an existing GitHub issue or discussion.

Expected behavior

No response

Actual behavior

No response

Steps to reproduce

No response

Dependencies version information

1.5.0

Destination operating system

Linux

Xcode version information

No response

Swift Compiler version information

Swift version 6.0.2 (swift-6.0.2-RELEASE)
Target: aarch64-unknown-linux-gnu