Swift Package IndexBuild Information
Failed to build Interval, reference main (4751f5), with Swift 6.1 for macOS (SPM) on 17 Aug 2026 13:25:56 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: undefined version: run 'make version' to update
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/dankogai/swift-interval.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dankogai/swift-interval
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 4751f50 Merge pull request #7 from dankogai/fix-32bit-literals
Cloned https://github.com/dankogai/swift-interval.git
Revision (git rev-parse @):
4751f5051a4a4c2ca12498775c687ce0ffa7785a
SUCCESS checkout https://github.com/dankogai/swift-interval.git at main
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Build
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Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/dankogai/swift-interval.git
https://github.com/dankogai/swift-interval.git
{
"dependencies" : [
],
"manifest_display_name" : "Interval",
"name" : "Interval",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Interval",
"targets" : [
"Interval"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "IntervalRun",
"targets" : [
"IntervalRun"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "IntervalTests",
"module_type" : "SwiftTarget",
"name" : "IntervalTests",
"path" : "Tests/IntervalTests",
"sources" : [
"IntervalTests.swift"
],
"target_dependencies" : [
"Interval"
],
"type" : "test"
},
{
"c99name" : "IntervalRun",
"module_type" : "SwiftTarget",
"name" : "IntervalRun",
"path" : "Sources/IntervalRun",
"product_memberships" : [
"IntervalRun"
],
"sources" : [
"main.swift"
],
"target_dependencies" : [
"Interval"
],
"type" : "executable"
},
{
"c99name" : "Interval",
"module_type" : "SwiftTarget",
"name" : "Interval",
"path" : "Sources/Interval",
"product_memberships" : [
"Interval",
"IntervalRun"
],
"sources" : [
"Double+IntervalElement.swift",
"Interval.swift",
"IntervalMath.swift"
],
"type" : "library"
}
],
"tools_version" : "6.0"
}
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
Building for debugging...
[0/7] Write sources
[1/7] Write IntervalRun-entitlement.plist
[3/7] Write swift-version-2F0A5646E1D333AE.txt
[5/11] Compiling Interval Interval.swift
[6/11] Emitting module Interval
[7/11] Compiling Interval Double+IntervalElement.swift
[8/11] Compiling Interval IntervalMath.swift
/Users/admin/builder/spi-builder-workspace/Sources/Interval/IntervalMath.swift:76:29: error: cannot convert value of type 'Interval<Interval<F>.Element>' (aka 'Interval<F>') to expected argument type 'F'
74 | if Self(min:-Element.pi, max:+Element.pi).contains(x) { return x }
75 | let n = (x.mid / (2 * Element.pi)).rounded(.toNearestOrEven)
76 | return x - Self(min:n, max:n) * (Self.pi + Self.pi)
| `- error: cannot convert value of type 'Interval<Interval<F>.Element>' (aka 'Interval<F>') to expected argument type 'F'
77 | }
78 | // cos - within (-2π, 2π): maxima (+1) only at 0, minima (-1) at ±π
/Users/admin/builder/spi-builder-workspace/Sources/Interval/IntervalMath.swift:76:36: error: cannot convert value of type 'Interval<Interval<F>.Element>' (aka 'Interval<F>') to expected argument type 'F'
74 | if Self(min:-Element.pi, max:+Element.pi).contains(x) { return x }
75 | let n = (x.mid / (2 * Element.pi)).rounded(.toNearestOrEven)
76 | return x - Self(min:n, max:n) * (Self.pi + Self.pi)
| `- error: cannot convert value of type 'Interval<Interval<F>.Element>' (aka 'Interval<F>') to expected argument type 'F'
77 | }
78 | // cos - within (-2π, 2π): maxima (+1) only at 0, minima (-1) at ±π
/Users/admin/builder/spi-builder-workspace/Sources/Interval/IntervalMath.swift:111:9: error: the compiler is unable to type-check this expression in reasonable time; try breaking up the expression into distinct sub-expressions
109 | }
110 | let nx = normalizeAngle(x)
111 | for pole in [Element.pi/2, -Element.pi/2, 3*Element.pi/2, -3*Element.pi/2] {
| `- error: the compiler is unable to type-check this expression in reasonable time; try breaking up the expression into distinct sub-expressions
112 | if nx.contains(pole) {
113 | return Self(min:-Element.infinity, max:+Element.infinity)
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/4] Write swift-version-2F0A5646E1D333AE.txt
[2/8] Compiling Interval Double+IntervalElement.swift
[3/8] Compiling Interval Interval.swift
[4/8] Emitting module Interval
[5/8] Compiling Interval IntervalMath.swift
/Users/admin/builder/spi-builder-workspace/Sources/Interval/IntervalMath.swift:76:29: error: cannot convert value of type 'Interval<Interval<F>.Element>' (aka 'Interval<F>') to expected argument type 'F'
74 | if Self(min:-Element.pi, max:+Element.pi).contains(x) { return x }
75 | let n = (x.mid / (2 * Element.pi)).rounded(.toNearestOrEven)
76 | return x - Self(min:n, max:n) * (Self.pi + Self.pi)
| `- error: cannot convert value of type 'Interval<Interval<F>.Element>' (aka 'Interval<F>') to expected argument type 'F'
77 | }
78 | // cos - within (-2π, 2π): maxima (+1) only at 0, minima (-1) at ±π
/Users/admin/builder/spi-builder-workspace/Sources/Interval/IntervalMath.swift:76:36: error: cannot convert value of type 'Interval<Interval<F>.Element>' (aka 'Interval<F>') to expected argument type 'F'
74 | if Self(min:-Element.pi, max:+Element.pi).contains(x) { return x }
75 | let n = (x.mid / (2 * Element.pi)).rounded(.toNearestOrEven)
76 | return x - Self(min:n, max:n) * (Self.pi + Self.pi)
| `- error: cannot convert value of type 'Interval<Interval<F>.Element>' (aka 'Interval<F>') to expected argument type 'F'
77 | }
78 | // cos - within (-2π, 2π): maxima (+1) only at 0, minima (-1) at ±π
/Users/admin/builder/spi-builder-workspace/Sources/Interval/IntervalMath.swift:111:9: error: the compiler is unable to type-check this expression in reasonable time; try breaking up the expression into distinct sub-expressions
109 | }
110 | let nx = normalizeAngle(x)
111 | for pole in [Element.pi/2, -Element.pi/2, 3*Element.pi/2, -3*Element.pi/2] {
| `- error: the compiler is unable to type-check this expression in reasonable time; try breaking up the expression into distinct sub-expressions
112 | if nx.contains(pole) {
113 | return Self(min:-Element.infinity, max:+Element.infinity)
BUILD FAILURE 6.1 macosSpm