Swift Package IndexBuild Information
Successful build of postmark-swift, reference main (0d8898), with Swift 6.1 for macOS (SPM) on 29 Mar 2026 18:04:21 UTC.
Swift 6 data race errors: 1
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -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 InferSendableFromCapturesBuild Log
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RunAll
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Builder version: 4.69.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/aronbudinszky/postmark-swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/aronbudinszky/postmark-swift
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 0d88982 Convert to Swift testing
Cloned https://github.com/aronbudinszky/postmark-swift.git
Revision (git rev-parse @):
0d88982bcdeafa12d253ab937f08afd16d5cf64a
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/aronbudinszky/postmark-swift.git at main
========================================
Build
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Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/aronbudinszky/postmark-swift.git
https://github.com/aronbudinszky/postmark-swift.git
{
"dependencies" : [
],
"manifest_display_name" : "postmark-swift",
"name" : "postmark-swift",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "12.0"
},
{
"name" : "ios",
"version" : "13.0"
}
],
"products" : [
{
"name" : "PostmarkSwift",
"targets" : [
"PostmarkSwift"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "PostmarkSwiftTests",
"module_type" : "SwiftTarget",
"name" : "PostmarkSwiftTests",
"path" : "Tests/PostmarkSwiftTests",
"sources" : [
"PostmarkSwiftTests.swift"
],
"target_dependencies" : [
"PostmarkSwift"
],
"type" : "test"
},
{
"c99name" : "PostmarkSwift",
"module_type" : "SwiftTarget",
"name" : "PostmarkSwift",
"path" : "Sources/PostmarkSwift",
"product_memberships" : [
"PostmarkSwift"
],
"sources" : [
"Client.swift",
"Constants.swift",
"Extensions/URLSession+Async.swift",
"Models/OutgoingEmail.swift",
"Network/ApiClient.swift",
"PostmarkSwift.swift",
"Protocols/ApiRequestCommunicating.swift",
"Protocols/ErrorCodeReceiving.swift",
"Protocols/PostmarkClientCompatible.swift",
"Protocols/RequestResponsePairing.swift",
"Requests/SendRequest.swift",
"Responses/ErrorCodes.swift",
"Responses/SendResponse.swift"
],
"type" : "library"
}
],
"tools_version" : "5.5"
}
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 -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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/15] Compiling PostmarkSwift PostmarkClientCompatible.swift
[4/15] Compiling PostmarkSwift SendRequest.swift
[5/15] Compiling PostmarkSwift ApiRequestCommunicating.swift
[6/16] Compiling PostmarkSwift RequestResponsePairing.swift
[7/16] Compiling PostmarkSwift ErrorCodes.swift
[8/16] Compiling PostmarkSwift ErrorCodeReceiving.swift
[9/16] Compiling PostmarkSwift URLSession+Async.swift
[10/16] Compiling PostmarkSwift OutgoingEmail.swift
[11/16] Emitting module PostmarkSwift
/Users/admin/builder/spi-builder-workspace/Sources/PostmarkSwift/Client.swift:38:18: warning: associated value 'postmarkError(code:message:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'PostmarkSwift.Client.ErrorCode'; this is an error in the Swift 6 language mode
36 |
37 | public enum Error: Swift.Error {
38 | case postmarkError(code: ErrorCode, message: String)
| `- warning: associated value 'postmarkError(code:message:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'PostmarkSwift.Client.ErrorCode'; this is an error in the Swift 6 language mode
39 | }
40 |
/Users/admin/builder/spi-builder-workspace/Sources/PostmarkSwift/Responses/ErrorCodes.swift:29:10: note: consider making enum 'ErrorCode' conform to the 'Sendable' protocol
27 | ///
28 | /// See API [documentation](https://postmarkapp.com/developer/api/overview#error-codes)
29 | enum ErrorCode: Int, Decodable {
| `- note: consider making enum 'ErrorCode' conform to the 'Sendable' protocol
30 |
31 | /// No error
[12/16] Compiling PostmarkSwift Client.swift
/Users/admin/builder/spi-builder-workspace/Sources/PostmarkSwift/Client.swift:38:18: warning: associated value 'postmarkError(code:message:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'PostmarkSwift.Client.ErrorCode'; this is an error in the Swift 6 language mode
36 |
37 | public enum Error: Swift.Error {
38 | case postmarkError(code: ErrorCode, message: String)
| `- warning: associated value 'postmarkError(code:message:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'PostmarkSwift.Client.ErrorCode'; this is an error in the Swift 6 language mode
39 | }
40 |
/Users/admin/builder/spi-builder-workspace/Sources/PostmarkSwift/Responses/ErrorCodes.swift:29:10: note: consider making enum 'ErrorCode' conform to the 'Sendable' protocol
27 | ///
28 | /// See API [documentation](https://postmarkapp.com/developer/api/overview#error-codes)
29 | enum ErrorCode: Int, Decodable {
| `- note: consider making enum 'ErrorCode' conform to the 'Sendable' protocol
30 |
31 | /// No error
[13/16] Compiling PostmarkSwift Constants.swift
/Users/admin/builder/spi-builder-workspace/Sources/PostmarkSwift/Client.swift:38:18: warning: associated value 'postmarkError(code:message:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'PostmarkSwift.Client.ErrorCode'; this is an error in the Swift 6 language mode
36 |
37 | public enum Error: Swift.Error {
38 | case postmarkError(code: ErrorCode, message: String)
| `- warning: associated value 'postmarkError(code:message:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'PostmarkSwift.Client.ErrorCode'; this is an error in the Swift 6 language mode
39 | }
40 |
/Users/admin/builder/spi-builder-workspace/Sources/PostmarkSwift/Responses/ErrorCodes.swift:29:10: note: consider making enum 'ErrorCode' conform to the 'Sendable' protocol
27 | ///
28 | /// See API [documentation](https://postmarkapp.com/developer/api/overview#error-codes)
29 | enum ErrorCode: Int, Decodable {
| `- note: consider making enum 'ErrorCode' conform to the 'Sendable' protocol
30 |
31 | /// No error
[14/16] Compiling PostmarkSwift ApiClient.swift
[15/16] Compiling PostmarkSwift PostmarkSwift.swift
[16/16] Compiling PostmarkSwift SendResponse.swift
Build complete! (5.32s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "postmark-swift",
"name" : "postmark-swift",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "12.0"
},
{
"name" : "ios",
"version" : "13.0"
}
],
"products" : [
{
"name" : "PostmarkSwift",
"targets" : [
"PostmarkSwift"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "PostmarkSwiftTests",
"module_type" : "SwiftTarget",
"name" : "PostmarkSwiftTests",
"path" : "Tests/PostmarkSwiftTests",
"sources" : [
"PostmarkSwiftTests.swift"
],
"target_dependencies" : [
"PostmarkSwift"
],
"type" : "test"
},
{
"c99name" : "PostmarkSwift",
"module_type" : "SwiftTarget",
"name" : "PostmarkSwift",
"path" : "Sources/PostmarkSwift",
"product_memberships" : [
"PostmarkSwift"
],
"sources" : [
"Client.swift",
"Constants.swift",
"Extensions/URLSession+Async.swift",
"Models/OutgoingEmail.swift",
"Network/ApiClient.swift",
"PostmarkSwift.swift",
"Protocols/ApiRequestCommunicating.swift",
"Protocols/ErrorCodeReceiving.swift",
"Protocols/PostmarkClientCompatible.swift",
"Protocols/RequestResponsePairing.swift",
"Requests/SendRequest.swift",
"Responses/ErrorCodes.swift",
"Responses/SendResponse.swift"
],
"type" : "library"
}
],
"tools_version" : "5.5"
}
Done.