Build Information
Successful build of Scientist, reference main (1bb94e), with Swift 6.2 for macOS (SPM) on 27 Sep 2026 19:23:20 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64Build Log
========================================
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/junkpiano/scientist.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/junkpiano/scientist
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 1bb94ea Point the installation example at 1.0.0 (#31)
Cloned https://github.com/junkpiano/scientist.git
Revision (git rev-parse @):
1bb94ea8dad441c795021aa3da48f485d3f65c9d
SUCCESS checkout https://github.com/junkpiano/scientist.git at main
========================================
Build
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Selected platform: macosSpm
Swift version: 6.2
Building package at path: $PWD
https://github.com/junkpiano/scientist.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--3CB7CFEC50E0D141.txt
[3/10] Compiling Scientist Observation.swift
[4/10] Compiling Scientist Experiment.swift
[5/10] Compiling Scientist MismatchError.swift
/Users/admin/builder/spi-builder-workspace/Sources/Scientist/MismatchError.swift:62:30: warning: capture of non-Sendable type 'T.Type' in an isolated closure [#SendableMetatypes]
60 | Mismatch(
61 | name: candidate.name,
62 | control: control.map(MismatchError.describe) ?? "had no control",
| `- warning: capture of non-Sendable type 'T.Type' in an isolated closure [#SendableMetatypes]
63 | candidate: MismatchError.describe(candidate))
64 | }
[#SendableMetatypes]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes>
[6/10] Compiling Scientist Constants.swift
[7/10] Emitting module Scientist
[8/10] Compiling Scientist Result.swift
[9/10] Compiling Scientist Error.swift
[10/10] Compiling Scientist Scientist.swift
Build complete! (4.57s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "Scientist",
"name" : "Scientist",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.13"
},
{
"name" : "ios",
"version" : "12.0"
},
{
"name" : "tvos",
"version" : "12.0"
},
{
"name" : "watchos",
"version" : "4.0"
}
],
"products" : [
{
"name" : "Scientist",
"targets" : [
"Scientist"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "ScientistTests",
"module_type" : "SwiftTarget",
"name" : "ScientistTests",
"path" : "Tests/ScientistTests",
"sources" : [
"ScientistTests.swift"
],
"target_dependencies" : [
"Scientist"
],
"type" : "test"
},
{
"c99name" : "Scientist",
"module_type" : "SwiftTarget",
"name" : "Scientist",
"path" : "Sources/Scientist",
"product_memberships" : [
"Scientist"
],
"sources" : [
"Constants.swift",
"Error.swift",
"Experiment.swift",
"MismatchError.swift",
"Observation.swift",
"Result.swift",
"Scientist.swift"
],
"type" : "library"
}
],
"tools_version" : "6.0"
}
Done.