Swift Package IndexBuild Information
Failed to build Spinosis, reference main (74f481), with Swift 6.1 for macOS (SPM) on 4 Sep 2026 09:03:44 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: 5.0.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/ekofi/spinosis-ios.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/ekofi/spinosis-ios
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 74f4810 Release 1.0.1
Cloned https://github.com/ekofi/spinosis-ios.git
Revision (git rev-parse @):
74f4810b6dfa002eadc800dab13e130681ab9408
SUCCESS checkout https://github.com/ekofi/spinosis-ios.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/ekofi/spinosis-ios.git
https://github.com/ekofi/spinosis-ios.git
{
"dependencies" : [
],
"manifest_display_name" : "Spinosis",
"name" : "Spinosis",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "15.0"
}
],
"products" : [
{
"name" : "Spinosis",
"targets" : [
"Spinosis"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "Spinosis",
"module_type" : "SwiftTarget",
"name" : "Spinosis",
"path" : "Sources/Spinosis",
"product_memberships" : [
"Spinosis"
],
"sources" : [
"Spinosis.swift"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
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
[3/4] Emitting module Spinosis
[4/4] Compiling Spinosis Spinosis.swift
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:55:18: warning: non-sendable result type 'SpinosisAssignment' cannot be sent from actor-isolated context in call to instance method 'getAssignment(_:fallback:timeout:)'; this is an error in the Swift 6 language mode
1 | import Foundation
2 |
3 | public struct SpinosisAssignment {
| `- note: consider making struct 'SpinosisAssignment' conform to the 'Sendable' protocol
4 | public var variant: String
5 | public var payload: [String: Any]
:
53 | timeout: TimeInterval? = nil
54 | ) async -> String {
55 | await client.getAssignment(experimentKey, fallback: fallback, timeout: timeout).variant
| `- warning: non-sendable result type 'SpinosisAssignment' cannot be sent from actor-isolated context in call to instance method 'getAssignment(_:fallback:timeout:)'; this is an error in the Swift 6 language mode
56 | }
57 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:63:18: warning: non-sendable result type 'SpinosisAssignment' cannot be sent from actor-isolated context in call to instance method 'getAssignment(_:fallback:timeout:)'; this is an error in the Swift 6 language mode
1 | import Foundation
2 |
3 | public struct SpinosisAssignment {
| `- note: consider making struct 'SpinosisAssignment' conform to the 'Sendable' protocol
4 | public var variant: String
5 | public var payload: [String: Any]
:
61 | timeout: TimeInterval? = nil
62 | ) async -> SpinosisAssignment {
63 | await client.getAssignment(experimentKey, fallback: fallback, timeout: timeout)
| `- warning: non-sendable result type 'SpinosisAssignment' cannot be sent from actor-isolated context in call to instance method 'getAssignment(_:fallback:timeout:)'; this is an error in the Swift 6 language mode
64 | }
65 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:135:5: warning: result of 'try?' is unused
133 | initialized = true
134 |
135 | try? await post("/api/sdk/identify", body: identityPayload(), timeout: defaultTimeout)
| `- warning: result of 'try?' is unused
136 | }
137 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:145:5: warning: result of 'try?' is unused
143 | mergeProperties(properties)
144 | }
145 | try? await post("/api/sdk/identify", body: identityPayload(), timeout: defaultTimeout)
| `- warning: result of 'try?' is unused
146 | }
147 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:151:5: warning: result of 'try?' is unused
149 | guard initialized else { return }
150 | mergeProperties(properties)
151 | try? await post("/api/sdk/identify", body: identityPayload(), timeout: defaultTimeout)
| `- warning: result of 'try?' is unused
152 | }
153 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:185:5: warning: result of 'try?' is unused
183 | body["eventName"] = eventName
184 | body["properties"] = properties ?? [:]
185 | try? await post("/api/sdk/events", body: body, timeout: defaultTimeout)
| `- warning: result of 'try?' is unused
186 | }
187 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:218:7: error: cannot assign to value: 'payloadJSON' is a 'let' constant
214 |
215 | private func cache(_ experimentKey: String, variant: String, payload: [String: Any]) {
216 | let payloadJSON: Data? = nil
| `- note: change 'let' to 'var' to make it mutable
217 | if JSONSerialization.isValidJSONObject(payload) {
218 | payloadJSON = try? JSONSerialization.data(withJSONObject: payload)
| `- error: cannot assign to value: 'payloadJSON' is a 'let' constant
219 | }
220 | assignments[experimentKey] = CachedAssignment(
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:241:56: error: 'data(for:delegate:)' is only available in macOS 12.0 or newer
73 | }
74 |
75 | actor SpinosisClient {
| `- note: add @available attribute to enclosing actor
76 | static let shared = SpinosisClient()
77 |
:
229 |
230 | @discardableResult
231 | private func post(_ path: String, body: [String: Any], timeout: TimeInterval) async throws -> [String: Any] {
| `- note: add @available attribute to enclosing instance method
232 | guard let apiKey else { throw URLError(.userAuthenticationRequired) }
233 | guard let url = URL(string: "\(apiUrl)\(path)") else { throw URLError(.badURL) }
:
239 | request.httpBody = try JSONSerialization.data(withJSONObject: body)
240 |
241 | let (data, response) = try await URLSession.shared.data(for: request)
| |- error: 'data(for:delegate:)' is only available in macOS 12.0 or newer
| `- note: add 'if #available' version check
242 | guard let http = response as? HTTPURLResponse, (200 ..< 300).contains(http.statusCode) else {
243 | throw URLError(.badServerResponse)
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
[2/3] Emitting module Spinosis
[3/3] Compiling Spinosis Spinosis.swift
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:135:5: warning: result of 'try?' is unused
133 | initialized = true
134 |
135 | try? await post("/api/sdk/identify", body: identityPayload(), timeout: defaultTimeout)
| `- warning: result of 'try?' is unused
136 | }
137 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:145:5: warning: result of 'try?' is unused
143 | mergeProperties(properties)
144 | }
145 | try? await post("/api/sdk/identify", body: identityPayload(), timeout: defaultTimeout)
| `- warning: result of 'try?' is unused
146 | }
147 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:151:5: warning: result of 'try?' is unused
149 | guard initialized else { return }
150 | mergeProperties(properties)
151 | try? await post("/api/sdk/identify", body: identityPayload(), timeout: defaultTimeout)
| `- warning: result of 'try?' is unused
152 | }
153 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:185:5: warning: result of 'try?' is unused
183 | body["eventName"] = eventName
184 | body["properties"] = properties ?? [:]
185 | try? await post("/api/sdk/events", body: body, timeout: defaultTimeout)
| `- warning: result of 'try?' is unused
186 | }
187 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:218:7: error: cannot assign to value: 'payloadJSON' is a 'let' constant
214 |
215 | private func cache(_ experimentKey: String, variant: String, payload: [String: Any]) {
216 | let payloadJSON: Data? = nil
| `- note: change 'let' to 'var' to make it mutable
217 | if JSONSerialization.isValidJSONObject(payload) {
218 | payloadJSON = try? JSONSerialization.data(withJSONObject: payload)
| `- error: cannot assign to value: 'payloadJSON' is a 'let' constant
219 | }
220 | assignments[experimentKey] = CachedAssignment(
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:241:56: error: 'data(for:delegate:)' is only available in macOS 12.0 or newer
73 | }
74 |
75 | actor SpinosisClient {
| `- note: add @available attribute to enclosing actor
76 | static let shared = SpinosisClient()
77 |
:
229 |
230 | @discardableResult
231 | private func post(_ path: String, body: [String: Any], timeout: TimeInterval) async throws -> [String: Any] {
| `- note: add @available attribute to enclosing instance method
232 | guard let apiKey else { throw URLError(.userAuthenticationRequired) }
233 | guard let url = URL(string: "\(apiUrl)\(path)") else { throw URLError(.badURL) }
:
239 | request.httpBody = try JSONSerialization.data(withJSONObject: body)
240 |
241 | let (data, response) = try await URLSession.shared.data(for: request)
| |- error: 'data(for:delegate:)' is only available in macOS 12.0 or newer
| `- note: add 'if #available' version check
242 | guard let http = response as? HTTPURLResponse, (200 ..< 300).contains(http.statusCode) else {
243 | throw URLError(.badServerResponse)
BUILD FAILURE 6.1 macosSpm