Swift Package IndexBuild Information
Failed to build MarkWalkthrough, reference 0.6.0 (8563d0), with Swift 6.3 for iOS using Xcode 26.4 on 14 Apr 2026 01:55:11 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme MarkWalkthrough -destination generic/platform=iOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/icanzilb/MarkWalkthrough.git
Reference: 0.6.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/icanzilb/MarkWalkthrough
* tag 0.6.0 -> FETCH_HEAD
HEAD is now at 8563d02 initial commit
Cloned https://github.com/icanzilb/MarkWalkthrough.git
Revision (git rev-parse @):
8563d026acc6fd4315c3090116e5db2250c88f9d
SUCCESS checkout https://github.com/icanzilb/MarkWalkthrough.git at 0.6.0
========================================
Build
========================================
Selected platform: iOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/icanzilb/MarkWalkthrough.git
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/MarkCodable/MarkCodable
Fetching from https://github.com/EmergeTools/Pow
Fetching from https://github.com/markcodable/swift-markdown.git
Fetching from https://github.com/markcodable/swift-cmark.git
Creating working copy of package ‘MarkCodable’
Checking out 0.6.9 of package ‘MarkCodable’
Creating working copy of package ‘Pow’
Checking out 1.0.6 of package ‘Pow’
Creating working copy of package ‘swift-cmark’
Checking out 0.100.1 of package ‘swift-cmark’
Creating working copy of package ‘swift-markdown’
Checking out 0.100.1 of package ‘swift-markdown’
Resolve Package Graph
Resolved source packages:
Pow: https://github.com/EmergeTools/Pow @ 1.0.6
MarkWalkthrough: /Users/admin/builder/spi-builder-workspace
MarkCodable: https://github.com/MarkCodable/MarkCodable @ 0.6.9
cmark-gfm: https://github.com/markcodable/swift-cmark.git @ 0.100.1
swift-markdown: https://github.com/markcodable/swift-markdown.git @ 0.100.1
resolved source packages: Pow, MarkWalkthrough, MarkCodable, cmark-gfm, swift-markdown
2026-04-13 21:54:50.176 xcodebuild[529:3082] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "markcodable",
"requirement" : {
"range" : [
{
"lower_bound" : "0.6.0",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/MarkCodable/MarkCodable"
},
{
"identity" : "pow",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/EmergeTools/Pow"
}
],
"manifest_display_name" : "MarkWalkthrough",
"name" : "MarkWalkthrough",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "13.0"
}
],
"products" : [
{
"name" : "MarkWalkthrough",
"targets" : [
"MarkWalkthrough"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MarkWalkthrough",
"module_type" : "SwiftTarget",
"name" : "MarkWalkthrough",
"path" : "Sources/MarkWalkthrough",
"product_dependencies" : [
"MarkCodable",
"Pow"
],
"product_memberships" : [
"MarkWalkthrough"
],
"sources" : [
"AnyTransitionExt.swift",
"MarkWalkthroughModel.swift",
"MarkWalkthroughWindow.swift"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"MarkWalkthrough"
]
}
}
2026-04-13 21:54:58.267 xcodebuild[768:4430] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme MarkWalkthrough -destination generic/platform=iOS
Command line invocation:
/Applications/Xcode-26.4.0.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 MarkWalkthrough -destination generic/platform=iOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
MarkWalkthrough: /Users/admin/builder/spi-builder-workspace
Pow: https://github.com/EmergeTools/Pow @ 1.0.6
cmark-gfm: https://github.com/markcodable/swift-cmark.git @ 0.100.1
swift-markdown: https://github.com/markcodable/swift-markdown.git @ 0.100.1
MarkCodable: https://github.com/MarkCodable/MarkCodable @ 0.6.9
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (14 targets)
Target 'MarkWalkthrough' in project 'MarkWalkthrough'
➜ Explicit dependency on target 'MarkWalkthrough' in project 'MarkWalkthrough'
➜ Explicit dependency on target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'Pow' in project 'Pow'
Target 'MarkWalkthrough' in project 'MarkWalkthrough'
➜ Explicit dependency on target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'Pow' in project 'Pow'
Target 'Pow' in project 'Pow'
➜ Explicit dependency on target 'Pow' in project 'Pow'
➜ Explicit dependency on target 'Pow_Pow' in project 'Pow'
Target 'Pow' in project 'Pow'
➜ Explicit dependency on target 'Pow_Pow' in project 'Pow'
Target 'Pow_Pow' in project 'Pow' (no dependencies)
Target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'Markdown' in project 'swift-markdown'
Target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'Markdown' in project 'swift-markdown'
Target 'Markdown' in project 'swift-markdown'
➜ Explicit dependency on target 'Markdown' in project 'swift-markdown'
➜ Explicit dependency on target 'CAtomic' in project 'swift-markdown'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm-extensions' in project 'cmark-gfm'
Target 'Markdown' in project 'swift-markdown'
➜ Explicit dependency on target 'CAtomic' in project 'swift-markdown'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm-extensions' in project 'cmark-gfm'
Target 'cmark-gfm-extensions' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm-extensions' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
Target 'cmark-gfm-extensions' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
Target 'cmark-gfm' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
Target 'cmark-gfm' in project 'cmark-gfm' (no dependencies)
Target 'CAtomic' in project 'swift-markdown' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/actool --version --output-format xml1
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 96bbaca7b6b8542bcc984ebbd5d639ab
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/96bbaca7b6b8542bcc984ebbd5d639ab.xcbuilddata
error: The package product 'MarkCodable' requires minimum platform version 13.0 for the iOS platform, but this target supports 12.0 (in target 'MarkWalkthrough' from project 'MarkWalkthrough')
error: The package product 'Pow' requires minimum platform version 15.0 for the iOS platform, but this target supports 12.0 (in target 'MarkWalkthrough' from project 'MarkWalkthrough')
2026-04-13 21:55:02.476 xcodebuild[775:4494] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme MarkWalkthrough
(1 failure)
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
MarkCodable: https://github.com/MarkCodable/MarkCodable @ 0.6.9
MarkWalkthrough: /Users/admin/builder/spi-builder-workspace
Pow: https://github.com/EmergeTools/Pow @ 1.0.6
cmark-gfm: https://github.com/markcodable/swift-cmark.git @ 0.100.1
swift-markdown: https://github.com/markcodable/swift-markdown.git @ 0.100.1
resolved source packages: MarkCodable, MarkWalkthrough, Pow, cmark-gfm, swift-markdown
2026-04-13 21:55:08.400 xcodebuild[910:5350] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "markcodable",
"requirement" : {
"range" : [
{
"lower_bound" : "0.6.0",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/MarkCodable/MarkCodable"
},
{
"identity" : "pow",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/EmergeTools/Pow"
}
],
"manifest_display_name" : "MarkWalkthrough",
"name" : "MarkWalkthrough",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "13.0"
}
],
"products" : [
{
"name" : "MarkWalkthrough",
"targets" : [
"MarkWalkthrough"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MarkWalkthrough",
"module_type" : "SwiftTarget",
"name" : "MarkWalkthrough",
"path" : "Sources/MarkWalkthrough",
"product_dependencies" : [
"MarkCodable",
"Pow"
],
"product_memberships" : [
"MarkWalkthrough"
],
"sources" : [
"AnyTransitionExt.swift",
"MarkWalkthroughModel.swift",
"MarkWalkthroughWindow.swift"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"MarkWalkthrough"
]
}
}
2026-04-13 21:55:09.799 xcodebuild[920:5425] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme MarkWalkthrough -destination generic/platform=iOS
Command line invocation:
/Applications/Xcode-26.4.0.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 MarkWalkthrough -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
Pow: https://github.com/EmergeTools/Pow @ 1.0.6
MarkCodable: https://github.com/MarkCodable/MarkCodable @ 0.6.9
MarkWalkthrough: /Users/admin/builder/spi-builder-workspace
swift-markdown: https://github.com/markcodable/swift-markdown.git @ 0.100.1
cmark-gfm: https://github.com/markcodable/swift-cmark.git @ 0.100.1
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (14 targets)
Target 'MarkWalkthrough' in project 'MarkWalkthrough'
➜ Explicit dependency on target 'MarkWalkthrough' in project 'MarkWalkthrough'
➜ Explicit dependency on target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'Pow' in project 'Pow'
Target 'MarkWalkthrough' in project 'MarkWalkthrough'
➜ Explicit dependency on target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'Pow' in project 'Pow'
Target 'Pow' in project 'Pow'
➜ Explicit dependency on target 'Pow' in project 'Pow'
➜ Explicit dependency on target 'Pow_Pow' in project 'Pow'
Target 'Pow' in project 'Pow'
➜ Explicit dependency on target 'Pow_Pow' in project 'Pow'
Target 'Pow_Pow' in project 'Pow' (no dependencies)
Target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'Markdown' in project 'swift-markdown'
Target 'MarkCodable' in project 'MarkCodable'
➜ Explicit dependency on target 'Markdown' in project 'swift-markdown'
Target 'Markdown' in project 'swift-markdown'
➜ Explicit dependency on target 'Markdown' in project 'swift-markdown'
➜ Explicit dependency on target 'CAtomic' in project 'swift-markdown'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm-extensions' in project 'cmark-gfm'
Target 'Markdown' in project 'swift-markdown'
➜ Explicit dependency on target 'CAtomic' in project 'swift-markdown'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm-extensions' in project 'cmark-gfm'
Target 'cmark-gfm-extensions' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm-extensions' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
Target 'cmark-gfm-extensions' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
Target 'cmark-gfm' in project 'cmark-gfm'
➜ Explicit dependency on target 'cmark-gfm' in project 'cmark-gfm'
Target 'cmark-gfm' in project 'cmark-gfm' (no dependencies)
Target 'CAtomic' in project 'swift-markdown' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/actool --version --output-format xml1
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 96bbaca7b6b8542bcc984ebbd5d639ab
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/96bbaca7b6b8542bcc984ebbd5d639ab.xcbuilddata
error: The package product 'MarkCodable' requires minimum platform version 13.0 for the iOS platform, but this target supports 12.0 (in target 'MarkWalkthrough' from project 'MarkWalkthrough')
error: The package product 'Pow' requires minimum platform version 15.0 for the iOS platform, but this target supports 12.0 (in target 'MarkWalkthrough' from project 'MarkWalkthrough')
2026-04-13 21:55:10.928 xcodebuild[923:5463] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme MarkWalkthrough
(1 failure)
BUILD FAILURE 6.3 iOS