Swift Package Index

Build Information

Failed to build SwiftTrace, reference main (3dd80b), with Swift 6.1 for macOS (SPM) on 27 Nov 2025 21:20:40 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/johnno1962/SwiftTrace.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/johnno1962/SwiftTrace
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 3dd80b3 Ability to repair.
Cloned https://github.com/johnno1962/SwiftTrace.git
Revision (git rev-parse @):
3dd80b3aee1cbdd1ed503ef57145021a5d594d30
SUCCESS checkout https://github.com/johnno1962/SwiftTrace.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/johnno1962/SwiftTrace.git
https://github.com/johnno1962/SwiftTrace.git
{
  "cxx_language_standard" : "c++11",
  "dependencies" : [
  ],
  "manifest_display_name" : "SwiftTrace",
  "name" : "SwiftTrace",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.12"
    },
    {
      "name" : "ios",
      "version" : "10.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftTrace",
      "targets" : [
        "SwiftTrace"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    },
    {
      "name" : "SwiftTraceGuts",
      "targets" : [
        "SwiftTraceGuts"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    },
    {
      "name" : "SwiftTraceD",
      "targets" : [
        "SwiftTraceD"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    },
    {
      "name" : "SwiftTraceGutsD",
      "targets" : [
        "SwiftTraceGutsD"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftTraceGutsD",
      "module_type" : "ClangTarget",
      "name" : "SwiftTraceGutsD",
      "path" : "SwiftTraceGutsD",
      "product_memberships" : [
        "SwiftTraceD",
        "SwiftTraceGutsD"
      ],
      "sources" : [
        "ObjCBridge.mm",
        "SwiftTrace.mm",
        "Trampolines.mm",
        "fast_dladdr.mm",
        "fishhook.c",
        "xt_forwarding_trampoline_arm64.s",
        "xt_forwarding_trampoline_arm7.s",
        "xt_forwarding_trampoline_x64.s",
        "xt_forwarding_trampoline_x86.s"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftTraceGuts",
      "module_type" : "ClangTarget",
      "name" : "SwiftTraceGuts",
      "path" : "SwiftTraceGuts",
      "product_memberships" : [
        "SwiftTrace",
        "SwiftTraceGuts"
      ],
      "sources" : [
        "ObjCBridge.mm",
        "SwiftTrace.mm",
        "Trampolines.mm",
        "fast_dladdr.mm",
        "fishhook.c",
        "xt_forwarding_trampoline_arm64.s",
        "xt_forwarding_trampoline_arm7.s",
        "xt_forwarding_trampoline_x64.s",
        "xt_forwarding_trampoline_x86.s"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftTraceD",
      "module_type" : "SwiftTarget",
      "name" : "SwiftTraceD",
      "path" : "SwiftTraceD",
      "product_memberships" : [
        "SwiftTraceD"
      ],
      "sources" : [
        "EasyPointer.swift",
        "StringIndex.swift",
        "SwiftArgs.swift",
        "SwiftAspects.swift",
        "SwiftInterpose.swift",
        "SwiftInvoke.swift",
        "SwiftLifetime.swift",
        "SwiftMeta.swift",
        "SwiftRefs.swift",
        "SwiftStack.swift",
        "SwiftStats.swift",
        "SwiftSwizzle.swift",
        "SwiftTrace.swift"
      ],
      "target_dependencies" : [
        "SwiftTraceGutsD"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftTrace",
      "module_type" : "SwiftTarget",
      "name" : "SwiftTrace",
      "path" : "SwiftTrace",
      "product_memberships" : [
        "SwiftTrace"
      ],
      "sources" : [
        "EasyPointer.swift",
        "StringIndex.swift",
        "SwiftArgs.swift",
        "SwiftAspects.swift",
        "SwiftInterpose.swift",
        "SwiftInvoke.swift",
        "SwiftLifetime.swift",
        "SwiftMeta.swift",
        "SwiftRefs.swift",
        "SwiftStack.swift",
        "SwiftStats.swift",
        "SwiftSwizzle.swift",
        "SwiftTrace.swift"
      ],
      "target_dependencies" : [
        "SwiftTraceGuts"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -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
Building for debugging...
[0/29] Compiling SwiftTraceGuts xt_forwarding_trampoline_arm7.s
[0/29] Compiling SwiftTraceGuts xt_forwarding_trampoline_x86.s
[2/29] Compiling SwiftTraceGutsD xt_forwarding_trampoline_x86.s
[3/29] Compiling SwiftTraceGuts xt_forwarding_trampoline_x64.s
[3/29] Compiling SwiftTraceGutsD xt_forwarding_trampoline_x64.s
[3/29] Compiling SwiftTraceGutsD xt_forwarding_trampoline_arm7.s
[6/29] Compiling SwiftTraceGuts xt_forwarding_trampoline_arm64.s
[7/29] Compiling SwiftTraceGutsD xt_forwarding_trampoline_arm64.s
[8/29] Write swift-version-2F0A5646E1D333AE.txt
[9/29] Compiling SwiftTraceGutsD fishhook.c
[10/29] Write sources
[10/29] Compiling SwiftTraceGuts fishhook.c
[13/29] Compiling SwiftTraceGutsD Trampolines.mm
[14/29] Compiling SwiftTraceGuts Trampolines.mm
[14/29] Compiling SwiftTraceGuts ObjCBridge.mm
[14/29] Compiling SwiftTraceGutsD SwiftTrace.mm
[14/29] Compiling SwiftTraceGutsD fast_dladdr.mm
[14/29] Compiling SwiftTraceGuts fast_dladdr.mm
[14/29] Compiling SwiftTraceGuts SwiftTrace.mm
[14/29] Compiling SwiftTraceGutsD ObjCBridge.mm
[21/29] Write Objects.LinkFileList
error: link command failed with exit code 1 (use -v to see invocation)
Undefined symbols for architecture arm64:
  "_NSLog", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _fast_dlsym in fast_dladdr.mm.o
      _fast_dlscan in fast_dladdr.mm.o
      _fast_dlscan in fast_dladdr.mm.o
  "_OBJC_CLASS_$_NSAssertionHandler", referenced from:
       in Trampolines.mm.o
  "_OBJC_CLASS_$_NSBundle", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSMethodSignature", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSMutableArray", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSObject", referenced from:
      __OBJC_$_CATEGORY_NSObject_$_SwiftTrace in ObjCBridge.mm.o
       in fast_dladdr.mm.o
  "_OBJC_CLASS_$_NSString", referenced from:
       in Trampolines.mm.o
  "_OBJC_CLASS_$_NSThread", referenced from:
       in fast_dladdr.mm.o
  "_OBJC_CLASS_$_SwiftMeta", referenced from:
       in ObjCBridge.mm.o
  "_OBJC_CLASS_$_SwiftTrace", referenced from:
       in ObjCBridge.mm.o
  "_OBJC_EHTYPE_$_NSException", referenced from:
      GCC_except_table1 in SwiftTrace.mm.o
  "___CFConstantStringClassReference", referenced from:
       in SwiftTrace.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in fast_dladdr.mm.o
       in fast_dladdr.mm.o
      ...
  "___objc_personality_v0", referenced from:
      /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/debug/SwiftTraceGuts.build/SwiftTrace.mm.o
  "_class_getImageName", referenced from:
      _swiftUIBundlePath in SwiftTrace.mm.o
  "_class_getSuperclass", referenced from:
      _objc_classArray in SwiftTrace.mm.o
  "_method_getTypeEncoding", referenced from:
      _method_getSignature in SwiftTrace.mm.o
  "_objc_autoreleasePoolPop", referenced from:
      __GLOBAL__sub_I_fast_dladdr.mm in fast_dladdr.mm.o
  "_objc_autoreleasePoolPush", referenced from:
      __GLOBAL__sub_I_fast_dladdr.mm in fast_dladdr.mm.o
  "_objc_autoreleaseReturnValue", referenced from:
      _objc_classArray in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
      _findSwizzleOf in Trampolines.mm.o
      _describeImageSymbol in fast_dladdr.mm.o
      _describeImageInfo in fast_dladdr.mm.o
      _describeImagePointer in fast_dladdr.mm.o
  "_objc_begin_catch", referenced from:
      _method_getSignature in SwiftTrace.mm.o
  "_objc_copyClassList", referenced from:
      _objc_classArray in SwiftTrace.mm.o
  "_objc_end_catch", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
  "_objc_enumerationMutation", referenced from:
      _findSwizzleOf in Trampolines.mm.o
      _injection_stack in fast_dladdr.mm.o
  "_objc_msgSend", referenced from:
       in objc-stubs-file
  "_objc_release", referenced from:
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      ...
  "_objc_retain", referenced from:
      _objc_classArray in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
      _findSwizzleOf in Trampolines.mm.o
      _findSwizzleOf in Trampolines.mm.o
  "_objc_retainAutorelease", referenced from:
      _sig_argumentType in SwiftTrace.mm.o
      _sig_returnType in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _injection_stack in fast_dladdr.mm.o
      ...
  "_objc_retainAutoreleasedReturnValue", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      ...
  "_objc_retainBlock", referenced from:
      _findHiddenSwiftSymbols in SwiftTrace.mm.o
  "_objc_storeStrong", referenced from:
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      ...
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
[23/55] Linking libSwiftTraceGuts.dylib
[23/55] Linking libSwiftTraceGutsD.dylib
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
error: link command failed with exit code 1 (use -v to see invocation)
Undefined symbols for architecture arm64:
  "_NSLog", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _fast_dlsym in fast_dladdr.mm.o
      _fast_dlscan in fast_dladdr.mm.o
      _fast_dlscan in fast_dladdr.mm.o
  "_OBJC_CLASS_$_NSAssertionHandler", referenced from:
       in Trampolines.mm.o
  "_OBJC_CLASS_$_NSBundle", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSMethodSignature", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSMutableArray", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSObject", referenced from:
      __OBJC_$_CATEGORY_NSObject_$_SwiftTrace in ObjCBridge.mm.o
       in fast_dladdr.mm.o
  "_OBJC_CLASS_$_NSString", referenced from:
       in Trampolines.mm.o
  "_OBJC_CLASS_$_NSThread", referenced from:
       in fast_dladdr.mm.o
  "_OBJC_CLASS_$_SwiftMeta", referenced from:
       in ObjCBridge.mm.o
  "_OBJC_CLASS_$_SwiftTrace", referenced from:
       in ObjCBridge.mm.o
  "_OBJC_EHTYPE_$_NSException", referenced from:
      GCC_except_table1 in SwiftTrace.mm.o
  "___CFConstantStringClassReference", referenced from:
       in SwiftTrace.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in fast_dladdr.mm.o
       in fast_dladdr.mm.o
      ...
  "___objc_personality_v0", referenced from:
      /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/debug/SwiftTraceGuts.build/SwiftTrace.mm.o
  "_class_getImageName", referenced from:
      _swiftUIBundlePath in SwiftTrace.mm.o
  "_class_getSuperclass", referenced from:
      _objc_classArray in SwiftTrace.mm.o
  "_method_getTypeEncoding", referenced from:
      _method_getSignature in SwiftTrace.mm.o
  "_objc_autoreleasePoolPop", referenced from:
      __GLOBAL__sub_I_fast_dladdr.mm in fast_dladdr.mm.o
  "_objc_autoreleasePoolPush", referenced from:
      __GLOBAL__sub_I_fast_dladdr.mm in fast_dladdr.mm.o
  "_objc_autoreleaseReturnValue", referenced from:
      _objc_classArray in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
      _findSwizzleOf in Trampolines.mm.o
      _describeImageSymbol in fast_dladdr.mm.o
      _describeImageInfo in fast_dladdr.mm.o
      _describeImagePointer in fast_dladdr.mm.o
  "_objc_begin_catch", referenced from:
      _method_getSignature in SwiftTrace.mm.o
  "_objc_copyClassList", referenced from:
      _objc_classArray in SwiftTrace.mm.o
  "_objc_end_catch", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
  "_objc_enumerationMutation", referenced from:
      _findSwizzleOf in Trampolines.mm.o
      _injection_stack in fast_dladdr.mm.o
  "_objc_msgSend", referenced from:
       in objc-stubs-file
  "_objc_release", referenced from:
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      ...
  "_objc_retain", referenced from:
      _objc_classArray in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
      _findSwizzleOf in Trampolines.mm.o
      _findSwizzleOf in Trampolines.mm.o
  "_objc_retainAutorelease", referenced from:
      _sig_argumentType in SwiftTrace.mm.o
      _sig_returnType in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _injection_stack in fast_dladdr.mm.o
      ...
  "_objc_retainAutoreleasedReturnValue", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      ...
  "_objc_retainBlock", referenced from:
      _findHiddenSwiftSymbols in SwiftTrace.mm.o
  "_objc_storeStrong", referenced from:
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      ...
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
[0/7] Linking libSwiftTraceGuts.dylib
[0/7] Write swift-version-2F0A5646E1D333AE.txt
error: link command failed with exit code 1 (use -v to see invocation)
Undefined symbols for architecture arm64:
  "_NSLog", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _fast_dlsym in fast_dladdr.mm.o
      _fast_dlscan in fast_dladdr.mm.o
      _fast_dlscan in fast_dladdr.mm.o
  "_OBJC_CLASS_$_NSAssertionHandler", referenced from:
       in Trampolines.mm.o
  "_OBJC_CLASS_$_NSBundle", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSMethodSignature", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSMutableArray", referenced from:
       in SwiftTrace.mm.o
  "_OBJC_CLASS_$_NSObject", referenced from:
      __OBJC_$_CATEGORY_NSObject_$_SwiftTrace in ObjCBridge.mm.o
       in fast_dladdr.mm.o
  "_OBJC_CLASS_$_NSString", referenced from:
       in Trampolines.mm.o
  "_OBJC_CLASS_$_NSThread", referenced from:
       in fast_dladdr.mm.o
  "_OBJC_CLASS_$_SwiftMeta", referenced from:
       in ObjCBridge.mm.o
  "_OBJC_CLASS_$_SwiftTrace", referenced from:
       in ObjCBridge.mm.o
  "_OBJC_EHTYPE_$_NSException", referenced from:
      GCC_except_table1 in SwiftTrace.mm.o
  "___CFConstantStringClassReference", referenced from:
       in SwiftTrace.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in Trampolines.mm.o
       in fast_dladdr.mm.o
       in fast_dladdr.mm.o
      ...
  "___objc_personality_v0", referenced from:
      /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/debug/SwiftTraceGutsD.build/SwiftTrace.mm.o
  "_class_getImageName", referenced from:
      _swiftUIBundlePath in SwiftTrace.mm.o
  "_class_getSuperclass", referenced from:
      _objc_classArray in SwiftTrace.mm.o
  "_method_getTypeEncoding", referenced from:
      _method_getSignature in SwiftTrace.mm.o
  "_objc_autoreleasePoolPop", referenced from:
      __GLOBAL__sub_I_fast_dladdr.mm in fast_dladdr.mm.o
  "_objc_autoreleasePoolPush", referenced from:
      __GLOBAL__sub_I_fast_dladdr.mm in fast_dladdr.mm.o
  "_objc_autoreleaseReturnValue", referenced from:
      _objc_classArray in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
      _findSwizzleOf in Trampolines.mm.o
      _describeImageSymbol in fast_dladdr.mm.o
      _describeImageInfo in fast_dladdr.mm.o
      _describeImagePointer in fast_dladdr.mm.o
  "_objc_begin_catch", referenced from:
      _method_getSignature in SwiftTrace.mm.o
  "_objc_copyClassList", referenced from:
      _objc_classArray in SwiftTrace.mm.o
  "_objc_end_catch", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
  "_objc_enumerationMutation", referenced from:
      _findSwizzleOf in Trampolines.mm.o
      _injection_stack in fast_dladdr.mm.o
  "_objc_msgSend", referenced from:
       in objc-stubs-file
  "_objc_release", referenced from:
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      ...
  "_objc_retain", referenced from:
      _objc_classArray in SwiftTrace.mm.o
      _method_getSignature in SwiftTrace.mm.o
      _findSwizzleOf in Trampolines.mm.o
      _findSwizzleOf in Trampolines.mm.o
  "_objc_retainAutorelease", referenced from:
      _sig_argumentType in SwiftTrace.mm.o
      _sig_returnType in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _injection_stack in fast_dladdr.mm.o
      ...
  "_objc_retainAutoreleasedReturnValue", referenced from:
      _method_getSignature in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchMainImage in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _searchBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      _appBundleImages in SwiftTrace.mm.o
      ...
  "_objc_retainBlock", referenced from:
      _findHiddenSwiftSymbols in SwiftTrace.mm.o
  "_objc_storeStrong", referenced from:
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodExclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceMethodInclusionPattern:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      +[NSObject(SwiftTrace) setSwiftTraceFunctionSuffixes:] in ObjCBridge.mm.o
      ...
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
[0/7] Linking libSwiftTraceGutsD.dylib
BUILD FAILURE 6.1 macosSpm