Swift Package Index

Build Information

Failed to build Spinosis, reference main (74f481), with Swift 6.4 for macOS (SPM) on 27 Sep 2026 19:44:21 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
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
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/ekofi/spinosis-ios.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
[19 / 28]
[20 / 29] Spinosis
[30 / 65]
[35 / 65]
[38 / 65]
[39 / 65]
[43 / 65]
[45 / 65]
[48 / 65]
[51 / 65]
[53 / 65]
[54 / 65]
[56 / 65] Spinosis
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile Spinosis.swift
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:135:5: warning: result of 'try?' is unused [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
133 |     initialized = true
134 |
135 |     try? await post("/api/sdk/identify", body: identityPayload(), timeout: defaultTimeout)
    |     `- warning: result of 'try?' is unused [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
136 |   }
137 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:145:5: warning: result of 'try?' is unused [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
143 |       mergeProperties(properties)
144 |     }
145 |     try? await post("/api/sdk/identify", body: identityPayload(), timeout: defaultTimeout)
    |     `- warning: result of 'try?' is unused [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
146 |   }
147 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:151:5: warning: result of 'try?' is unused [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
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 [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
152 |   }
153 |
/Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift:185:5: warning: result of 'try?' is unused [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
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 [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
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(
[#NoUsage]: <https://docs.swift.org/compiler/documentation/diagnostics/no-usage>
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Spinosis/Spinosis.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis.dia -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Spinosis -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-macos27.0 -target-sdk-version 27.0 -target-sdk-name macosx27.0 -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis.o -debug-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis.swiftmodule -index-unit-output-path /Spinosis.build/Debug/Spinosis-t.build/Objects-normal/arm64/Spinosis.o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 macosSpm