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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 Semver, reference master (0a6e2f), with Swift 6.1 for iOS using Xcode 16.3 on 28 Apr 2025 15:13:50 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Semver -destination generic/platform=iOS

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/johnfairh/Semver.swift.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/johnfairh/Semver.swift
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 0a6e2fe Add Hashable conformance
Cloned https://github.com/johnfairh/Semver.swift.git
Revision (git rev-parse @):
0a6e2fe061ecb840c9bf80b6427e70ac039239fa
SUCCESS checkout https://github.com/johnfairh/Semver.swift.git at master
========================================
Build
========================================
Selected platform:         iOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/johnfairh/Semver.swift.git
https://github.com/johnfairh/Semver.swift.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Semver",
  "name" : "Semver",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "Semver",
      "targets" : [
        "Semver"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "SemverTests",
      "module_type" : "SwiftTarget",
      "name" : "SemverTests",
      "path" : "Tests",
      "sources" : [
        "ParserTests.swift",
        "SemverTests.swift"
      ],
      "target_dependencies" : [
        "Semver"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Semver",
      "module_type" : "SwiftTarget",
      "name" : "Semver",
      "path" : "Sources",
      "product_memberships" : [
        "Semver"
      ],
      "sources" : [
        "Semver+Expressible.swift",
        "Semver+Parser.swift",
        "Semver.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Semver: /Users/admin/builder/spi-builder-workspace
resolved source packages: Semver
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Semver",
  "name" : "Semver",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "Semver",
      "targets" : [
        "Semver"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "SemverTests",
      "module_type" : "SwiftTarget",
      "name" : "SemverTests",
      "path" : "Tests",
      "sources" : [
        "ParserTests.swift",
        "SemverTests.swift"
      ],
      "target_dependencies" : [
        "Semver"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Semver",
      "module_type" : "SwiftTarget",
      "name" : "Semver",
      "path" : "Sources",
      "product_memberships" : [
        "Semver"
      ],
      "sources" : [
        "Semver+Expressible.swift",
        "Semver+Parser.swift",
        "Semver.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Semver"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Semver -destination generic/platform=iOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Semver -destination generic/platform=iOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Resolve Package Graph
Resolved source packages:
  Semver: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'Semver' in project 'Semver'
        ➜ Explicit dependency on target 'Semver' in project 'Semver'
    Target 'Semver' in project 'Semver' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 907c0b7d45b0d5af1d9650d618a40166
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/907c0b7d45b0d5af1d9650d618a40166.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-iphoneos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Semver.DependencyMetadataFileList (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Semver.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Semver.modulemap (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Semver.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Semver.DependencyStaticMetadataFileList (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Semver.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-OutputFileMap.json (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.SwiftConstValuesFileList (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver_const_extract_protocols.json (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.SwiftFileList (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.LinkFileList (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.LinkFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/Semver.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Semver.modulemap (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Semver.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos
SwiftDriver Semver normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Semver -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -strict-concurrency\=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -target arm64-apple-ios12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Semver+Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift (in target 'Semver' from project 'Semver')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:22:14: warning: associated value 'parseError' of 'Sendable'-conforming enum 'ParsingError' has non-sendable type 'Semver.ParsingError.Component'; this is an error in the Swift 6 language mode
        case parseError(Component, Error)
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:17:21: note: consider making enum 'Component' conform to the 'Sendable' protocol
        public enum Component {
                    ^
                              : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:49:30: error: 'scanUpToCharacters(from:)' is only available in iOS 13.0 or newer
        let prefix = scanner.scanUpToCharacters(from: CharacterSet.decimalDigits)
                             ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:49:30: note: add 'if #available' version check
        let prefix = scanner.scanUpToCharacters(from: CharacterSet.decimalDigits)
                             ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:53:40: error: 'scanUpToCharacters(from:)' is only available in iOS 13.0 or newer
        guard let versionStr = scanner.scanUpToCharacters(from: delimiterCharacterSet) else {
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:53:40: note: add 'if #available' version check
        guard let versionStr = scanner.scanUpToCharacters(from: delimiterCharacterSet) else {
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:58:45: error: 'scanCharacters(from:)' is only available in iOS 13.0 or newer
        guard let majorStr = versionScanner.scanCharacters(from: CharacterSet.decimalDigits) else {
                                            ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:58:45: note: add 'if #available' version check
        guard let majorStr = versionScanner.scanCharacters(from: CharacterSet.decimalDigits) else {
                                            ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:67:25: error: 'scanString' is only available in iOS 13.0 or newer
            _ = scanner.scanString(dotDelimiter)
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:67:25: note: add 'if #available' version check
            _ = scanner.scanString(dotDelimiter)
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:68:40: error: 'scanCharacters(from:)' is only available in iOS 13.0 or newer
            guard let digits = scanner.scanCharacters(from: CharacterSet.decimalDigits) else {
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:68:40: note: add 'if #available' version check
            guard let digits = scanner.scanCharacters(from: CharacterSet.decimalDigits) else {
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:76:33: error: 'currentIndex' is only available in iOS 13.0 or newer
        let scanIndex = scanner.currentIndex
                                ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:76:33: note: add 'if #available' version check
        let scanIndex = scanner.currentIndex
                                ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/Semver+Expressible.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.dia -target arm64-apple-ios12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 5 -enforce-exclusivity\=checked -stats-output-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode/.stats -Onone -D SWIFT_PACKAGE -D DEBUG -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver_const_extract_protocols.json -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -enable-experimental-feature DebugDescriptionMacro -strict-concurrency\=complete -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Semver -frontend-parseable-output -disable-clang-spi -target-sdk-version 18.4 -target-sdk-name iphoneos18.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.o -index-unit-output-path /Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftEmitModule normal arm64 Emitting\ module\ for\ Semver (in target 'Semver' from project 'Semver')
EmitSwiftModule normal arm64 (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:22:14: warning: associated value 'parseError' of 'Sendable'-conforming enum 'ParsingError' has non-sendable type 'Semver.ParsingError.Component'; this is an error in the Swift 6 language mode
        case parseError(Component, Error)
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:17:21: note: consider making enum 'Component' conform to the 'Sendable' protocol
        public enum Component {
                    ^
                              : Sendable
SwiftCompile normal arm64 Compiling\ Semver+Expressible.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver+Expressible.swift (in target 'Semver' from project 'Semver')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Semver+Expressible.swift (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Semver.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver.swift (in target 'Semver' from project 'Semver')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Semver.swift (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftDriverJobDiscovery normal arm64 Emitting module for Semver (in target 'Semver' from project 'Semver')
SwiftDriver\ Compilation\ Requirements Semver normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation-Requirements -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Semver -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -strict-concurrency\=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -target arm64-apple-ios12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftMergeGeneratedHeaders /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/Semver-Swift.h /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-Swift.h (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-swiftHeaderTool -arch arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-Swift.h -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/Semver-Swift.h
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/arm64-apple-ios.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftmodule (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/arm64-apple-ios.swiftmodule
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/arm64-apple-ios.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftdoc (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/arm64-apple-ios.swiftdoc
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/arm64-apple-ios.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.abi.json (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/arm64-apple-ios.abi.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/Project/arm64-apple-ios.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftsourceinfo (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/Project/arm64-apple-ios.swiftsourceinfo
SwiftDriverJobDiscovery normal arm64 Compiling Semver+Expressible.swift (in target 'Semver' from project 'Semver')
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift (in target 'Semver' from project 'Semver')
	SwiftCompile normal arm64 Compiling\ Semver+Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift (in target 'Semver' from project 'Semver')
	Building workspace spi-builder-workspace with scheme Semver
(3 failures)
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Semver: /Users/admin/builder/spi-builder-workspace
resolved source packages: Semver
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Semver",
  "name" : "Semver",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "Semver",
      "targets" : [
        "Semver"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "SemverTests",
      "module_type" : "SwiftTarget",
      "name" : "SemverTests",
      "path" : "Tests",
      "sources" : [
        "ParserTests.swift",
        "SemverTests.swift"
      ],
      "target_dependencies" : [
        "Semver"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Semver",
      "module_type" : "SwiftTarget",
      "name" : "Semver",
      "path" : "Sources",
      "product_memberships" : [
        "Semver"
      ],
      "sources" : [
        "Semver+Expressible.swift",
        "Semver+Parser.swift",
        "Semver.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Semver"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Semver -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Semver -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
  Semver: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'Semver' in project 'Semver'
        ➜ Explicit dependency on target 'Semver' in project 'Semver'
    Target 'Semver' in project 'Semver' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: a9ecd24016375d3f03bfb09c1f7b79b8
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/a9ecd24016375d3f03bfb09c1f7b79b8.xcbuilddata
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache
SwiftDriver Semver normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Semver -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -target arm64-apple-ios12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Semver+Expressible.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver+Expressible.swift (in target 'Semver' from project 'Semver')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Semver+Expressible.swift (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ Semver (in target 'Semver' from project 'Semver')
EmitSwiftModule normal arm64 (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Semver.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver.swift (in target 'Semver' from project 'Semver')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Semver.swift (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Semver+Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift (in target 'Semver' from project 'Semver')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/Semver+Expressible.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.dia -target arm64-apple-ios12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Semver -frontend-parseable-output -disable-clang-spi -target-sdk-version 18.4 -target-sdk-name iphoneos18.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.o -index-unit-output-path /Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver+Parser.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:49:30: error: 'scanUpToCharacters(from:)' is only available in iOS 13.0 or newer
        let prefix = scanner.scanUpToCharacters(from: CharacterSet.decimalDigits)
                             ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:49:30: note: add 'if #available' version check
        let prefix = scanner.scanUpToCharacters(from: CharacterSet.decimalDigits)
                             ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:53:40: error: 'scanUpToCharacters(from:)' is only available in iOS 13.0 or newer
        guard let versionStr = scanner.scanUpToCharacters(from: delimiterCharacterSet) else {
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:53:40: note: add 'if #available' version check
        guard let versionStr = scanner.scanUpToCharacters(from: delimiterCharacterSet) else {
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:58:45: error: 'scanCharacters(from:)' is only available in iOS 13.0 or newer
        guard let majorStr = versionScanner.scanCharacters(from: CharacterSet.decimalDigits) else {
                                            ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:58:45: note: add 'if #available' version check
        guard let majorStr = versionScanner.scanCharacters(from: CharacterSet.decimalDigits) else {
                                            ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:67:25: error: 'scanString' is only available in iOS 13.0 or newer
            _ = scanner.scanString(dotDelimiter)
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:67:25: note: add 'if #available' version check
            _ = scanner.scanString(dotDelimiter)
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:68:40: error: 'scanCharacters(from:)' is only available in iOS 13.0 or newer
            guard let digits = scanner.scanCharacters(from: CharacterSet.decimalDigits) else {
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:68:40: note: add 'if #available' version check
            guard let digits = scanner.scanCharacters(from: CharacterSet.decimalDigits) else {
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:76:33: error: 'currentIndex' is only available in iOS 13.0 or newer
        let scanIndex = scanner.currentIndex
                                ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:76:33: note: add 'if #available' version check
        let scanIndex = scanner.currentIndex
                                ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:36:26: note: add @available attribute to enclosing static method
    static internal func parse(_ input: String) throws -> Semver {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift:15:1: note: add @available attribute to enclosing extension
extension Semver {
^
SwiftDriverJobDiscovery normal arm64 Emitting module for Semver (in target 'Semver' from project 'Semver')
SwiftDriver\ Compilation\ Requirements Semver normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation-Requirements -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Semver -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -target arm64-apple-ios12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriverJobDiscovery normal arm64 Compiling Semver+Expressible.swift (in target 'Semver' from project 'Semver')
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/arm64-apple-ios.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.abi.json (in target 'Semver' from project 'Semver')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Semver.build/Debug-iphoneos/Semver.build/Objects-normal/arm64/Semver.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/Semver.swiftmodule/arm64-apple-ios.abi.json
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 Compiling\ Semver+Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift (in target 'Semver' from project 'Semver')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Semver+Parser.swift (in target 'Semver' from project 'Semver')
	Building workspace spi-builder-workspace with scheme Semver
(3 failures)
BUILD FAILURE 6.1 iOS