PerfectMarkdown – Build Information

Build Information

Failed to build PerfectMarkdown, reference 3.2.0 (ec159e), with Swift 6.4 for macOS (SPM) on 17 Sep 2026 11:34:59 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/perfectlysoft/perfect-markdown.git
Reference: 3.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/perfectlysoft/perfect-markdown
 * tag               3.2.0      -> FETCH_HEAD
HEAD is now at ec159e7 Merge pull request #5 from wito/encapsulating-default-settings
Cloned https://github.com/perfectlysoft/perfect-markdown.git
Revision (git rev-parse @):
ec159e763d95cd81125f80e4d616049fa9ee389c
SUCCESS checkout https://github.com/perfectlysoft/perfect-markdown.git at 3.2.0
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Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/perfectlysoft/perfect-markdown.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
[21 / 47]
[30 / 48] upskirt
[36 / 57] PerfectMarkdown
[45 / 73]
[56 / 73]
[59 / 73]
[64 / 73] PerfectMarkdown
[1m/Users/admin/builder/spi-builder-workspace/Sources/upskirt/markdown.c:1767:35: [0m[0;1;35mwarning: [0m[1mimplicit conversion loses integer precision: 'size_t' (aka 'unsigned long') to 'int' [-Wshorten-64-to-32][0m
 1766 |                         has_switched =[0m
      | [0;1;32m                                     ~
[0m 1767 |                                 (*flags & MKD_LIST_ORDERED) ? has_next_uli : has_next_oli;[0m
      | [0;1;32m                                                              ^~~~~~~~~~~~
[0m[1m/Users/admin/builder/spi-builder-workspace/Sources/upskirt/markdown.c:1767:50: [0m[0;1;35mwarning: [0m[1mimplicit conversion loses integer precision: 'size_t' (aka 'unsigned long') to 'int' [-Wshorten-64-to-32][0m
 1766 |                         has_switched =[0m
      | [0;1;32m                                     ~
[0m 1767 |                                 (*flags & MKD_LIST_ORDERED) ? has_next_uli : has_next_oli;[0m
      | [0;1;32m                                                                             ^~~~~~~~~~~~
[0m[1m/Users/admin/builder/spi-builder-workspace/Sources/upskirt/markdown.c:1771:21: [0m[0;1;35mwarning: [0m[1mimplicit conversion loses integer precision: 'size_t' (aka 'unsigned long') to 'int' [-Wshorten-64-to-32][0m
 1771 |                                         has_switched = has_next_ali;[0m
      | [0;1;32m                                                     ~ ^~~~~~~~~~~~
[0m3 warnings generated.
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/PerfectMarkdown/MarkdownRenderer.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile MarkdownRenderer.swift
/Users/admin/builder/spi-builder-workspace/Sources/PerfectMarkdown/MarkdownRenderer.swift:35:9: [1;31merror: [1;39mcannot find 'memcpy' in scope[0;0m
[0;36m33 |[0;0m
[0;36m34 |[0;0m       buffer.pointee.size = input.withCString { ptr->Int in
[0;36m35 |[0;0m         [4;39mmemcpy[0;0m(buffer.pointee.data, ptr, bufferSize)
   [0;36m|[0;0m         `- [1;31merror: [1;39mcannot find 'memcpy' in scope[0;0m
[0;36m36 |[0;0m         return bufferSize
[0;36m37 |[0;0m       }
/Users/admin/builder/spi-builder-workspace/Sources/PerfectMarkdown/MarkdownRenderer.swift:34:27: [1;31merror: [1;39mfailed to produce diagnostic for expression; please submit a bug report (https://swift.org/contributing/#reporting-bugs)[0;0m
[0;36m32 |[0;0m       sd_bufgrow(buffer, bufferSize)
[0;36m33 |[0;0m
[0;36m34 |[0;0m       [4;39mbuffer.pointee.size = input.withCString { ptr->Int in[0;0m
   [0;36m|[0;0m                           `- [1;31merror: [1;39mfailed to produce diagnostic for expression; please submit a bug report (https://swift.org/contributing/#reporting-bugs)[0;0m
[0;36m35 |[0;0m         memcpy(buffer.pointee.data, ptr, bufferSize)
[0;36m36 |[0;0m         return bufferSize
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/PerfectMarkdown/Enumerations.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/PerfectMarkdown/MarkdownRenderer.swift /Users/admin/builder/spi-builder-workspace/Sources/PerfectMarkdown/PerfectMarkdown.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/MarkdownRenderer.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/MarkdownRenderer.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/MarkdownRenderer.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/MarkdownRenderer.dia -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/PerfectMarkdown-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Sources/upskirt/include/module.modulemap -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/Sources/upskirt/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name PerfectMarkdown -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/PerfectMarkdown_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-macos27.0 -target-sdk-version 27.0 -target-sdk-name macosx27.0 -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/MarkdownRenderer.o -debug-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/PerfectMarkdown.swiftmodule -index-unit-output-path /PerfectMarkdown.build/Debug/PerfectMarkdown-t.build/Objects-normal/arm64/MarkdownRenderer.o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 macosSpm