Swift Package IndexBuild Information
Failed to build swift-osc, reference main (460e3f), with Swift 6.0 for macOS (SPM) on 1 May 2026 11:58:13 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/orchetect/swift-osc.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/orchetect/swift-osc
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 460e3fe Set swift-osc-core and swift-osc-io-cocoa dependencies to 1.0.0
Cloned https://github.com/orchetect/swift-osc.git
Revision (git rev-parse @):
460e3fe5a296cb232103a60008cbf3d905f4e852
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/orchetect/swift-osc.git at main
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Build
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Selected platform: macosSpm
Swift version: 6.0
Building package at path: $PWD
https://github.com/orchetect/swift-osc.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
Building for debugging...
[0/8] Write sources
[5/8] Write swift-version-5BDAB9E9C0126B9D.txt
[6/38] Compiling CocoaAsyncSocket GCDAsyncSocket.m
[7/38] Compiling CocoaAsyncSocket GCDAsyncUdpSocket.m
[9/38] Emitting module SwiftDataParsing
[10/40] Compiling SwiftDataParsing ByteOrder.swift
[11/40] Compiling SwiftDataParsing SignedIntegerEncoding.swift
[12/40] Compiling SwiftDataParsing DataParserError.swift
[13/40] Compiling SwiftDataParsing CopyingDataParser.swift
[14/40] Compiling SwiftDataParsing DefaultDataParser.swift
[15/40] Compiling SwiftDataParsing InoutDataParser.swift
[16/40] Compiling SwiftDataParsing PointerDataParser.swift
[17/40] Compiling SwiftDataParsing DataProtocol+FixedWidthInteger.swift
[18/40] Compiling SwiftDataParsing DataProtocol+Float32.swift
[19/40] Compiling SwiftDataParsing DataProtocol+Int.swift
[20/40] Compiling SwiftDataParsing DataProtocol+Equality.swift
[21/40] Compiling SwiftDataParsing FixedWidthInteger Extensions.swift
[22/40] Compiling SwiftDataParsing UnsignedInteger Extensions.swift
[23/40] Compiling SwiftDataParsing _DataParserProtocol.swift
[24/40] Compiling SwiftDataParsing ByteOrder+Static.swift
[25/40] Compiling SwiftDataParsing API-0.1.1.swift
[26/40] Compiling SwiftDataParsing DataProtocol+Collection.swift
[27/40] Compiling SwiftDataParsing DataProtocol+Double.swift
[28/40] Compiling SwiftDataParsing DataParserDataProtocol.swift
[29/40] Compiling SwiftDataParsing DataParserProtocol.swift
[30/40] Compiling SwiftDataParsing EncodableToUnsignedInteger.swift
[31/40] Compiling SwiftDataParsing SignedInteger Decoding.swift
[32/40] Compiling SwiftDataParsing SignedInteger Encoding.swift
[33/40] Compiling SwiftDataParsing DataProtocol+String.swift
[34/40] Compiling SwiftDataParsing DataProtocol+UInt.swift
[35/40] Compiling SwiftDataParsing DecodableFromSignedInteger.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[36/40] Compiling SwiftASCII CharacterSet Extensions.swift
[37/40] Compiling SwiftASCII String Extensions.swift
[38/40] Emitting module SwiftASCII
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-ascii/Sources/SwiftASCII/ASCIICharacter.swift:12:1: error: 'nonisolated' modifier cannot be applied to this declaration
10 | /// Offers a validating `init?(exactly: Character)` failable initializer and a `init(_ lossy: Character)`
11 | /// conversion initializer.
12 | nonisolated
| `- error: 'nonisolated' modifier cannot be applied to this declaration
13 | public struct ASCIICharacter {
14 | /// The ASCII character returned as a `Character`
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-ascii/Sources/SwiftASCII/ASCIIString.swift:12:1: error: 'nonisolated' modifier cannot be applied to this declaration
10 | /// Offers a validating `init?(exactly: String)` failable initializer and a `init(_ lossy: String)`
11 | /// conversion initializer.
12 | nonisolated
| `- error: 'nonisolated' modifier cannot be applied to this declaration
13 | public struct ASCIIString {
14 | /// The ASCII string returned as a `String`
[39/40] Compiling SwiftASCII ASCIIString.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-ascii/Sources/SwiftASCII/ASCIIString.swift:12:1: error: 'nonisolated' modifier cannot be applied to this declaration
10 | /// Offers a validating `init?(exactly: String)` failable initializer and a `init(_ lossy: String)`
11 | /// conversion initializer.
12 | nonisolated
| `- error: 'nonisolated' modifier cannot be applied to this declaration
13 | public struct ASCIIString {
14 | /// The ASCII string returned as a `String`
[40/40] Compiling SwiftASCII ASCIICharacter.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-ascii/Sources/SwiftASCII/ASCIICharacter.swift:12:1: error: 'nonisolated' modifier cannot be applied to this declaration
10 | /// Offers a validating `init?(exactly: Character)` failable initializer and a `init(_ lossy: Character)`
11 | /// conversion initializer.
12 | nonisolated
| `- error: 'nonisolated' modifier cannot be applied to this declaration
13 | public struct ASCIICharacter {
14 | /// The ASCII character returned as a `Character`
Fetching https://github.com/orchetect/swift-osc-io-cocoa
Fetching https://github.com/orchetect/swift-osc-core
[1/453] Fetching swift-osc-io-cocoa
[128/948] Fetching swift-osc-io-cocoa, swift-osc-core
Fetched https://github.com/orchetect/swift-osc-io-cocoa from cache (0.81s)
Fetched https://github.com/orchetect/swift-osc-core from cache (0.81s)
Computing version for https://github.com/orchetect/swift-osc-io-cocoa
Computed https://github.com/orchetect/swift-osc-io-cocoa at 1.0.0 (0.66s)
Fetching https://github.com/robbiehanson/CocoaAsyncSocket
[1/6438] Fetching cocoaasyncsocket
Fetched https://github.com/robbiehanson/CocoaAsyncSocket from cache (1.17s)
Computing version for https://github.com/orchetect/swift-osc-core
Computed https://github.com/orchetect/swift-osc-core at 1.0.0 (0.64s)
Fetching https://github.com/orchetect/swift-ascii
Fetching https://github.com/orchetect/swift-data-parsing
[1/526] Fetching swift-ascii
[201/1332] Fetching swift-ascii, swift-data-parsing
Fetched https://github.com/orchetect/swift-ascii from cache (0.72s)
[371/806] Fetching swift-data-parsing
Fetched https://github.com/orchetect/swift-data-parsing from cache (0.81s)
Computing version for https://github.com/orchetect/swift-data-parsing
Computed https://github.com/orchetect/swift-data-parsing at 0.1.2 (0.62s)
Computing version for https://github.com/orchetect/swift-ascii
Computed https://github.com/orchetect/swift-ascii at 1.3.1 (2.47s)
Computing version for https://github.com/robbiehanson/CocoaAsyncSocket
Computed https://github.com/robbiehanson/CocoaAsyncSocket at 7.6.5 (0.52s)
Creating working copy for https://github.com/robbiehanson/CocoaAsyncSocket
Working copy of https://github.com/robbiehanson/CocoaAsyncSocket resolved at 7.6.5
Creating working copy for https://github.com/orchetect/swift-osc-core
Working copy of https://github.com/orchetect/swift-osc-core resolved at 1.0.0
Creating working copy for https://github.com/orchetect/swift-data-parsing
Working copy of https://github.com/orchetect/swift-data-parsing resolved at 0.1.2
Creating working copy for https://github.com/orchetect/swift-osc-io-cocoa
Working copy of https://github.com/orchetect/swift-osc-io-cocoa resolved at 1.0.0
Creating working copy for https://github.com/orchetect/swift-ascii
Working copy of https://github.com/orchetect/swift-ascii resolved at 1.3.1
BUILD FAILURE 6.0 macosSpm