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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 swift-doc, reference master (f935eb), with Swift 6.1 for Linux on 25 Apr 2025 22:36:42 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/SwiftDocOrg/swift-doc.git
Reference: master
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/SwiftDocOrg/swift-doc
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at f935ebf Bump version to 1.0.0-rc.1
Cloned https://github.com/SwiftDocOrg/swift-doc.git
Revision (git rev-parse @):
f935ebfe524a0ff27bda07dadc3662e3e45b5125
SUCCESS checkout https://github.com/SwiftDocOrg/swift-doc.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/SwiftDocOrg/swift-doc.git
https://github.com/SwiftDocOrg/swift-doc.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swift-syntax",
      "requirement" : {
        "revision" : [
          "0.50300.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-syntax.git"
    },
    {
      "identity" : "swiftsemantics",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.0",
            "upper_bound" : "0.4.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/SwiftDocOrg/SwiftSemantics.git"
    },
    {
      "identity" : "commonmark",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.5.0",
            "upper_bound" : "0.6.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/SwiftDocOrg/CommonMark.git"
    },
    {
      "identity" : "swiftmarkup",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.0",
            "upper_bound" : "0.4.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/SwiftDocOrg/SwiftMarkup.git"
    },
    {
      "identity" : "graphviz",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.4.1",
            "upper_bound" : "0.5.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/SwiftDocOrg/GraphViz.git"
    },
    {
      "identity" : "hypertextliteral",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.2",
            "upper_bound" : "0.1.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/NSHipster/HypertextLiteral.git"
    },
    {
      "identity" : "markup",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.2",
            "upper_bound" : "0.2.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/SwiftDocOrg/Markup.git"
    },
    {
      "identity" : "swiftsyntaxhighlighter",
      "requirement" : {
        "revision" : [
          "1.2.2"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/NSHipster/SwiftSyntaxHighlighter.git"
    },
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.2",
            "upper_bound" : "0.4.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser.git"
    },
    {
      "identity" : "swift-log",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.4.2",
            "upper_bound" : "1.5.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-log.git"
    },
    {
      "identity" : "swift-log-github-actions",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "0.1.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/NSHipster/swift-log-github-actions.git"
    }
  ],
  "manifest_display_name" : "swift-doc",
  "name" : "swift-doc",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "swift-doc",
      "targets" : [
        "swift-doc"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "SwiftDoc",
      "targets" : [
        "SwiftDoc"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "swift_doc",
      "module_type" : "SwiftTarget",
      "name" : "swift-doc",
      "path" : "Sources/swift-doc",
      "product_dependencies" : [
        "ArgumentParser",
        "SwiftSemantics",
        "SwiftMarkup",
        "CommonMarkBuilder",
        "HypertextLiteral",
        "Markup",
        "GraphViz",
        "SwiftSyntaxHighlighter",
        "Logging",
        "LoggingGitHubActions"
      ],
      "product_memberships" : [
        "swift-doc"
      ],
      "sources" : [
        "Extensions/CommonMark+Extensions.swift",
        "Extensions/DCOV+Extensions.swift",
        "Extensions/HypertextLiteral+Extensions.swift",
        "Extensions/StringProtocol+Extensions.swift",
        "Extensions/SwiftDoc+Extensions.swift",
        "Generated/CSS.swift",
        "Helpers/Await.swift",
        "Subcommands/Coverage.swift",
        "Subcommands/Diagram.swift",
        "Subcommands/Generate.swift",
        "Supporting Types/AccessLevel.swift",
        "Supporting Types/Component.swift",
        "Supporting Types/Components/Abstract.swift",
        "Supporting Types/Components/Declaration.swift",
        "Supporting Types/Components/Documentation.swift",
        "Supporting Types/Components/Members.swift",
        "Supporting Types/Components/OperatorImplementations.swift",
        "Supporting Types/Components/Relationships.swift",
        "Supporting Types/Components/Requirements.swift",
        "Supporting Types/Helpers.swift",
        "Supporting Types/Layout.swift",
        "Supporting Types/Page.swift",
        "Supporting Types/Pages/ExternalTypePage.swift",
        "Supporting Types/Pages/FooterPage.swift",
        "Supporting Types/Pages/GlobalPage.swift",
        "Supporting Types/Pages/HomePage.swift",
        "Supporting Types/Pages/OperatorPage.swift",
        "Supporting Types/Pages/SidebarPage.swift",
        "Supporting Types/Pages/TypePage.swift",
        "Supporting Types/Pages/TypealiasPage.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "SwiftDoc",
        "DCOV"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "SwiftDocTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftDocTests",
      "path" : "Tests/SwiftDocTests",
      "product_dependencies" : [
        "SwiftSyntax",
        "SwiftSemantics",
        "SwiftMarkup"
      ],
      "sources" : [
        "Helpers/temporaryFile.swift",
        "InterfaceTypeTests.swift",
        "NestedTypesTests.swift",
        "PathTests.swift",
        "SourceFileTests.swift"
      ],
      "target_dependencies" : [
        "SwiftDoc"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftDoc",
      "module_type" : "SwiftTarget",
      "name" : "SwiftDoc",
      "path" : "Sources/SwiftDoc",
      "product_dependencies" : [
        "SwiftSyntax",
        "SwiftSemantics",
        "SwiftMarkup",
        "SwiftSyntaxHighlighter"
      ],
      "product_memberships" : [
        "swift-doc",
        "SwiftDoc"
      ],
      "sources" : [
        "API.swift",
        "CompilationCondition.swift",
        "Extensions/Array+Parallel.swift",
        "Extensions/Foundation+Extensions.swift",
        "Extensions/SwiftSemantics+Extensions.swift",
        "Extensions/SwiftSyntax+Extensions.swift",
        "Helpers.swift",
        "Identifier.swift",
        "Interface.swift",
        "Module.swift",
        "Relationship.swift",
        "SourceFile.swift",
        "Symbol.swift",
        "Unknown.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "EndToEndTests",
      "module_type" : "SwiftTarget",
      "name" : "EndToEndTests",
      "path" : "Tests/EndToEndTests",
      "sources" : [
        "CoverageSubcommandTests.swift",
        "DiagramSubcommandTests.swift",
        "GenerateSubcommandTests.swift",
        "Helpers/Bundle+Extensions.swift",
        "Helpers/Process+Extensions.swift",
        "Helpers/XCTestCase+Extensions.swift",
        "Helpers/temporaryDirectory.swift"
      ],
      "target_dependencies" : [
        "swift-doc"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DCOV",
      "module_type" : "SwiftTarget",
      "name" : "DCOV",
      "path" : "Sources/DCOV",
      "product_memberships" : [
        "swift-doc"
      ],
      "sources" : [
        "Entry.swift",
        "Ratio.swift",
        "Report.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Fetching https://github.com/apple/swift-syntax.git
[1/70195] Fetching swift-syntax
Fetched https://github.com/apple/swift-syntax.git from cache (4.90s)
Fetching https://github.com/NSHipster/SwiftSyntaxHighlighter.git
[1/547] Fetching swiftsyntaxhighlighter
Fetched https://github.com/NSHipster/SwiftSyntaxHighlighter.git from cache (0.21s)
Fetching https://github.com/NSHipster/HypertextLiteral.git
Fetching https://github.com/SwiftDocOrg/Markup.git
Fetching https://github.com/SwiftDocOrg/GraphViz.git
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/NSHipster/swift-log-github-actions.git
Fetching https://github.com/apple/swift-log.git
[1/67] Fetching swift-log-github-actions
[68/446] Fetching swift-log-github-actions, markup
[391/1256] Fetching swift-log-github-actions, markup, graphviz
[1257/1392] Fetching swift-log-github-actions, markup, graphviz, hypertextliteral
[1393/5228] Fetching swift-log-github-actions, markup, graphviz, hypertextliteral, swift-log
Fetched https://github.com/NSHipster/HypertextLiteral.git from cache (0.26s)
[4632/5092] Fetching swift-log-github-actions, markup, graphviz, swift-log
Fetching https://github.com/SwiftDocOrg/SwiftMarkup.git
[5093/20032] Fetching swift-log-github-actions, markup, graphviz, swift-log, swift-argument-parser
[5243/20401] Fetching swift-log-github-actions, markup, graphviz, swift-log, swift-argument-parser, swiftmarkup
Fetched https://github.com/SwiftDocOrg/SwiftMarkup.git from cache (0.22s)
[10620/20032] Fetching swift-log-github-actions, markup, graphviz, swift-log, swift-argument-parser
Fetching https://github.com/SwiftDocOrg/CommonMark.git
[20033/21207] Fetching swift-log-github-actions, markup, graphviz, swift-log, swift-argument-parser, commonmark
Fetched https://github.com/SwiftDocOrg/Markup.git from cache (0.81s)
Fetched https://github.com/NSHipster/swift-log-github-actions.git from cache (0.81s)
Fetched https://github.com/SwiftDocOrg/CommonMark.git from cache (0.32s)
Fetched https://github.com/apple/swift-log.git from cache (0.81s)
Fetching https://github.com/SwiftDocOrg/SwiftSemantics.git
Fetched https://github.com/SwiftDocOrg/GraphViz.git from cache (0.81s)
Fetched https://github.com/apple/swift-argument-parser.git from cache (0.82s)
[1/432] Fetching swiftsemantics
Fetched https://github.com/SwiftDocOrg/SwiftSemantics.git from cache (0.22s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 0.3.2 (1.49s)
Computing version for https://github.com/NSHipster/swift-log-github-actions.git
Computed https://github.com/NSHipster/swift-log-github-actions.git at 0.0.1 (0.45s)
Computing version for https://github.com/SwiftDocOrg/GraphViz.git
Computed https://github.com/SwiftDocOrg/GraphViz.git at 0.4.1 (0.48s)
Computing version for https://github.com/SwiftDocOrg/SwiftMarkup.git
Computed https://github.com/SwiftDocOrg/SwiftMarkup.git at 0.3.0 (0.48s)
Computing version for https://github.com/SwiftDocOrg/Markup.git
Computed https://github.com/SwiftDocOrg/Markup.git at 0.1.3 (0.48s)
Computing version for https://github.com/NSHipster/HypertextLiteral.git
Computed https://github.com/NSHipster/HypertextLiteral.git at 0.0.3 (0.45s)
Computing version for https://github.com/SwiftDocOrg/CommonMark.git
Computed https://github.com/SwiftDocOrg/CommonMark.git at 0.5.1 (0.45s)
Fetching https://github.com/SwiftDocOrg/swift-cmark.git
[1/12555] Fetching swift-cmark
Fetched https://github.com/SwiftDocOrg/swift-cmark.git from cache (0.64s)
Computing version for https://github.com/SwiftDocOrg/swift-cmark.git
Computed https://github.com/SwiftDocOrg/swift-cmark.git at 0.29.0+20210102.9c8096a (2.50s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.4.4 (0.51s)
Computing version for https://github.com/SwiftDocOrg/SwiftSemantics.git
Computed https://github.com/SwiftDocOrg/SwiftSemantics.git at 0.3.2 (0.48s)
Creating working copy for https://github.com/SwiftDocOrg/GraphViz.git
Working copy of https://github.com/SwiftDocOrg/GraphViz.git resolved at 0.4.1
Creating working copy for https://github.com/SwiftDocOrg/CommonMark.git
Working copy of https://github.com/SwiftDocOrg/CommonMark.git resolved at 0.5.1
Creating working copy for https://github.com/NSHipster/SwiftSyntaxHighlighter.git
Working copy of https://github.com/NSHipster/SwiftSyntaxHighlighter.git resolved at 1.2.2 (175923d)
Creating working copy for https://github.com/SwiftDocOrg/SwiftMarkup.git
Working copy of https://github.com/SwiftDocOrg/SwiftMarkup.git resolved at 0.3.0
Creating working copy for https://github.com/NSHipster/swift-log-github-actions.git
Working copy of https://github.com/NSHipster/swift-log-github-actions.git resolved at 0.0.1
Creating working copy for https://github.com/SwiftDocOrg/Markup.git
Working copy of https://github.com/SwiftDocOrg/Markup.git resolved at 0.1.3
Creating working copy for https://github.com/SwiftDocOrg/SwiftSemantics.git
Working copy of https://github.com/SwiftDocOrg/SwiftSemantics.git resolved at 0.3.2
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 0.3.2
Creating working copy for https://github.com/SwiftDocOrg/swift-cmark.git
Working copy of https://github.com/SwiftDocOrg/swift-cmark.git resolved at 0.29.0+20210102.9c8096a
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.4.4
Creating working copy for https://github.com/NSHipster/HypertextLiteral.git
Working copy of https://github.com/NSHipster/HypertextLiteral.git resolved at 0.0.3
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 0.50300.0 (844574d)
warning: you may be able to install libcgraph using your system-packager:
    apt-get install graphviz-dev
warning: you may be able to install libcgraph using your system-packager:
    apt-get install graphviz-dev
Building for debugging...
[0/67] Write sources
[5/67] Compiling cmark references.c
[5/67] Compiling cmark render.c
[7/67] Compiling cmark xml.c
[8/67] Compiling cmark node.c
[9/67] Compiling cmark man.c
[10/67] Compiling cmark latex.c
[11/67] Compiling cmark iterator.c
[12/67] Compiling cmark houdini_html_e.c
[13/67] Compiling cmark html.c
[14/67] Compiling cmark utf8.c
[15/67] Compiling cmark inlines.c
[16/67] Compiling cmark houdini_href_e.c
[17/67] Compiling cmark houdini_html_u.c
[18/67] Compiling cmark cmark_ctype.c
[19/67] Write sources
[35/67] Compiling cmark cmark.c
[36/67] Compiling cmark commonmark.c
[37/67] Compiling atomic-counter.c
[38/67] Write swift-version-24593BA9C3E375BF.txt
[39/67] Compiling cmark buffer.c
[40/67] Compiling cmark blocks.c
[41/67] Compiling cmark scanners.c
[43/215] Emitting module HypertextLiteral
[44/215] Compiling HypertextLiteral HypertextLiteralConvertible.swift
[45/215] Emitting module ArgumentParser
[46/215] Compiling HypertextLiteral HypertextAttributesInterpolatable.swift
[47/219] Compiling HypertextLiteral HypertextAttributeValueInterpolatable.swift
[48/219] Compiling HypertextLiteral Swift+HyperTextConvertible.swift
[49/219] Emitting module DOM
[50/220] Emitting module DCOV
[51/220] Compiling CommonMark Strong.swift
/host/spi-builder-workspace/.build/checkouts/CommonMark/Sources/CommonMark/Nodes/Node.swift:218:13: error: cannot find 'free' in scope
216 |
217 |         defer {
218 |             free(cString)
    |             `- error: cannot find 'free' in scope
219 |         }
220 |
[52/220] Compiling CommonMark Text.swift
/host/spi-builder-workspace/.build/checkouts/CommonMark/Sources/CommonMark/Nodes/Node.swift:218:13: error: cannot find 'free' in scope
216 |
217 |         defer {
218 |             free(cString)
    |             `- error: cannot find 'free' in scope
219 |         }
220 |
[53/220] Compiling CommonMark Node.swift
/host/spi-builder-workspace/.build/checkouts/CommonMark/Sources/CommonMark/Nodes/Node.swift:218:13: error: cannot find 'free' in scope
216 |
217 |         defer {
218 |             free(cString)
    |             `- error: cannot find 'free' in scope
219 |         }
220 |
[54/223] Compiling CommonMark Code.swift
[55/223] Compiling CommonMark Emphasis.swift
[56/223] Compiling CommonMark HardLineBreak.swift
[57/223] Compiling CommonMark Image.swift
[58/223] Compiling CommonMark Link.swift
[59/223] Compiling CommonMark RawHTML.swift
[60/223] Compiling CommonMark SoftLineBreak.swift
[61/223] Compiling CommonMark LineBreak.swift
[62/223] Compiling CommonMark Linked.swift
[63/223] Compiling CommonMark Literal.swift
[64/223] Compiling DCOV Ratio.swift
[65/223] Emitting module CommonMark
[66/223] Compiling DCOV Entry.swift
[67/223] Compiling DCOV Report.swift
[68/223] Compiling CommonMark Block.swift
[69/223] Compiling CommonMark Children.swift
[70/223] Compiling CommonMark Inline.swift
[71/224] Compiling CommonMark BlockQuote.swift
[72/224] Compiling CommonMark CodeBlock.swift
[73/224] Compiling CommonMark HTMLBlock.swift
[74/224] Compiling CommonMark Heading.swift
[75/224] Compiling CommonMark List.swift
[76/224] Compiling CommonMark Paragraph.swift
[77/224] Compiling CommonMark ThematicBreak.swift
[78/224] Compiling CommonMark Document.swift
[80/224] Compiling DOM String+Extensions.swift
[81/224] Compiling DOM Node.swift
[82/224] Compiling DOM ProcessingInstruction.swift
[84/224] Wrapping AST for DCOV for debugging
[86/224] Compiling DOM Text.swift
[87/224] Compiling CommonMark Visitable.swift
[88/224] Compiling CommonMark Visitor.swift
[89/224] Compiling CommonMark Version.swift
[90/224] Compiling ArgumentParser Name.swift
[94/228] Emitting module Logging
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
warning: you may be able to install libcgraph using your system-packager:
    apt-get install graphviz-dev
warning: you may be able to install libcgraph using your system-packager:
    apt-get install graphviz-dev
[0/1] Planning build
Building for debugging...
[0/26] Write swift-version-24593BA9C3E375BF.txt
[2/174] Compiling HypertextLiteral HypertextLiteralConvertible.swift
[3/174] Compiling HypertextLiteral HypertextAttributesInterpolatable.swift
[4/174] Compiling HypertextLiteral HypertextAttributeValueInterpolatable.swift
[5/174] Compiling Logging LogHandler.swift
[6/174] Emitting module DCOV
[7/174] Compiling DCOV Entry.swift
[8/174] Compiling CommonMark LineBreak.swift
[9/174] Compiling CommonMark Linked.swift
[10/174] Compiling CommonMark Literal.swift
[11/174] Compiling CommonMark Code.swift
[12/174] Compiling CommonMark Emphasis.swift
[13/174] Compiling CommonMark HardLineBreak.swift
[14/174] Compiling CommonMark Image.swift
[15/174] Compiling CommonMark Link.swift
[16/174] Compiling CommonMark RawHTML.swift
[17/174] Compiling CommonMark SoftLineBreak.swift
[18/177] Compiling DCOV Ratio.swift
[19/177] Compiling DCOV Report.swift
[20/178] Emitting module DOM
[21/179] Compiling DOM DOMBuilder.swift
[22/179] Compiling DOM StringBuilder.swift
[23/179] Compiling DOM Comment.swift
[24/179] Compiling DOM Document.swift
[25/179] Compiling DOM ProcessingInstruction.swift
[26/179] Emitting module HypertextLiteral
[27/179] Compiling HypertextLiteral Swift+HyperTextConvertible.swift
[29/179] Compiling Logging Locks.swift
[30/179] Emitting module Logging
[31/178] Compiling DOM Element.swift
[32/178] Compiling DOM Error.swift
[33/178] Compiling CommonMark Strong.swift
/host/spi-builder-workspace/.build/checkouts/CommonMark/Sources/CommonMark/Nodes/Node.swift:218:13: error: cannot find 'free' in scope
216 |
217 |         defer {
218 |             free(cString)
    |             `- error: cannot find 'free' in scope
219 |         }
220 |
[34/178] Compiling CommonMark Text.swift
/host/spi-builder-workspace/.build/checkouts/CommonMark/Sources/CommonMark/Nodes/Node.swift:218:13: error: cannot find 'free' in scope
216 |
217 |         defer {
218 |             free(cString)
    |             `- error: cannot find 'free' in scope
219 |         }
220 |
[35/178] Compiling CommonMark Node.swift
/host/spi-builder-workspace/.build/checkouts/CommonMark/Sources/CommonMark/Nodes/Node.swift:218:13: error: cannot find 'free' in scope
216 |
217 |         defer {
218 |             free(cString)
    |             `- error: cannot find 'free' in scope
219 |         }
220 |
[36/178] Compiling CommonMark Block.swift
[37/178] Compiling CommonMark Children.swift
[38/178] Compiling CommonMark Inline.swift
[43/178] Compiling DOM String+Extensions.swift
[44/178] Compiling DOM Node.swift
[45/182] Emitting module CommonMark
[46/182] Compiling DOM DocumentFragment.swift
[47/182] Compiling DOM DocumentType.swift
[50/182] Compiling DOM Text.swift
[51/182] Compiling CommonMark Visitable.swift
[52/182] Compiling CommonMark Visitor.swift
[53/182] Compiling CommonMark Version.swift
[54/182] Compiling SwiftSyntax SyntaxFactory.swift
BUILD FAILURE 6.1 linux