Swift Package Index

Build Information

Failed to build XCRemoteCache, reference v0.3.29 (75bac3), with Swift 6.4 for macOS (SPM) on 20 Sep 2026 23:09:15 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/spotify/XCRemoteCache.git
Reference: v0.3.29
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/spotify/XCRemoteCache
 * tag               v0.3.29    -> FETCH_HEAD
HEAD is now at 75bac32 Merge pull request #227 from CharlieSuP1/master
Cloned https://github.com/spotify/XCRemoteCache.git
Revision (git rev-parse @):
75bac3293a3e881d51788a8ad5a461c90eaf6b23
SUCCESS checkout https://github.com/spotify/XCRemoteCache.git at v0.3.29
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/spotify/XCRemoteCache.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 654]
[Planning deferred tasks]
[132 / 296] XCRemoteCache_XCRemoteCacheTests
[134 / 296]
[145 / 301] Yams
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[351 / 445] XcodeProj
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[358 / 446] XCRemoteCache
[370 / 459] XCRemoteCache
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[392 / 463] xcpostbuild-product
[396 / 464]
[401 / 465]
[405 / 476] xcprepare-product
[412 / 478] xcswift-frontend-product
[417 / 480] xcprepare-product
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Computing version for https://github.com/marmelroy/Zip.git
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Computing version for https://github.com/kylef/PathKit.git
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Computing version for https://github.com/tadija/AEXML.git
warning: 'aexml': /Package.swift:11:19: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
 9 |         .macOS(.v10_13),
10 |         .tvOS(.v12),
11 |         .watchOS(.v4)
   |                   `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
12 |     ],
13 |     products: [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Computed https://github.com/tadija/AEXML.git at 4.7.0 (2.12s)
Computing version for https://github.com/kylef/Spectre.git
Computed https://github.com/kylef/Spectre.git at 0.10.1 (0.64s)
Creating working copy for https://github.com/marmelroy/Zip.git
Working copy of https://github.com/marmelroy/Zip.git resolved at 2.1.2
Creating working copy for https://github.com/jpsim/Yams.git
Working copy of https://github.com/jpsim/Yams.git resolved at 5.4.0
Creating working copy for https://github.com/tuist/XcodeProj.git
Working copy of https://github.com/tuist/XcodeProj.git resolved at 8.27.7
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/tadija/AEXML.git
Working copy of https://github.com/tadija/AEXML.git resolved at 4.7.0
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.5.0
Creating working copy for https://github.com/kylef/Spectre.git
Working copy of https://github.com/kylef/Spectre.git resolved at 0.10.1
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 0.5.0
Creating working copy for https://github.com/kylef/PathKit.git
Working copy of https://github.com/kylef/PathKit.git resolved at 1.0.1
warning: 'aexml': /Users/admin/builder/spi-builder-workspace/.build/checkouts/AEXML/Package.swift:11:19: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
 9 |         .macOS(.v10_13),
10 |         .tvOS(.v12),
11 |         .watchOS(.v4)
   |                   `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
12 |     ],
13 |     products: [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/Sources/XCRemoteCache/Fingerprint/Hashing/MD5.swift:36:9: warning: 'CC_MD5_Init' was deprecated in macOS 10.15: This function is cryptographically broken and should not be used in security contexts. Clients should migrate to SHA256 (or stronger). [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
34 |     required init() {
35 |         context = CC_MD5_CTX()
36 |         CC_MD5_Init(&context)
   |         `- warning: 'CC_MD5_Init' was deprecated in macOS 10.15: This function is cryptographically broken and should not be used in security contexts. Clients should migrate to SHA256 (or stronger). [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
37 |     }
38 |
/Users/admin/builder/spi-builder-workspace/Sources/XCRemoteCache/Fingerprint/Hashing/MD5.swift:41:9: warning: 'CC_MD5_Init' was deprecated in macOS 10.15: This function is cryptographically broken and should not be used in security contexts. Clients should migrate to SHA256 (or stronger). [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
39 |     func reset() {
40 |         context = CC_MD5_CTX()
41 |         CC_MD5_Init(&context)
   |         `- warning: 'CC_MD5_Init' was deprecated in macOS 10.15: This function is cryptographically broken and should not be used in security contexts. Clients should migrate to SHA256 (or stronger). [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
42 |     }
43 |
/Users/admin/builder/spi-builder-workspace/Sources/XCRemoteCache/Fingerprint/Hashing/MD5.swift:48:21: warning: 'CC_MD5_Update' was deprecated in macOS 10.15: This function is cryptographically broken and should not be used in security contexts. Clients should migrate to SHA256 (or stronger). [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
46 |         if !messageData.isEmpty {
47 |             messageData.withUnsafeBytes {
48 |                 _ = CC_MD5_Update(&context, $0.baseAddress, UInt32(messageData.count))
   |                     `- warning: 'CC_MD5_Update' was deprecated in macOS 10.15: This function is cryptographically broken and should not be used in security contexts. Clients should migrate to SHA256 (or stronger). [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
49 |             }
50 |         }
/Users/admin/builder/spi-builder-workspace/Sources/XCRemoteCache/Fingerprint/Hashing/MD5.swift:55:13: warning: 'CC_MD5_Final' was deprecated in macOS 10.15: This function is cryptographically broken and should not be used in security contexts. Clients should migrate to SHA256 (or stronger). [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
53 |     func finalize() -> Data {
54 |         var digest: [UInt8] = Array(repeating: 0, count: Int(CC_MD5_DIGEST_LENGTH))
55 |         _ = CC_MD5_Final(&digest, &context)
   |             `- warning: 'CC_MD5_Final' was deprecated in macOS 10.15: This function is cryptographically broken and should not be used in security contexts. Clients should migrate to SHA256 (or stronger). [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
56 |
57 |         return Data(digest)
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/Sources/XCRemoteCache/Commands/Prepare/XCPrepare.swift:205:56: warning: expected member name or initializer call after type name; this is an error in the Swift 6 language mode
203 | extension PrepareResult: Decodable {
204 |     init(from decoder: Decoder) throws {
205 |         let container = try decoder.container(keyedBy: Self.CodingKeys)
    |                                                        |    |- note: add arguments after the type to construct a value of the type
    |                                                        |    `- note: use '.self' to reference the type object
    |                                                        `- warning: expected member name or initializer call after type name; this is an error in the Swift 6 language mode
206 |         let result = try container.decode(Bool.self, forKey: .result)
207 |         if result {
error: SwiftCompile normal arm64 failed with a nonzero exit code. Command line:     cd /Users/admin/builder

/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/ArgumentsSupport.swift:23:1: warning: extension declares a conformance of imported type 'XCOutputFormat' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'XCRemoteCache' introduce this conformance in the future
21 | import XCRemoteCache
22 |
23 | extension XCOutputFormat: ExpressibleByArgument {
   | |- warning: extension declares a conformance of imported type 'XCOutputFormat' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'XCRemoteCache' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
24 |     public init?(argument: String) {
25 |         switch argument {
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:81:27: error: extra argument 'default' in call
 79 |         var xcode: String?
 80 |
 81 |         @Option(default: .yaml, help: "Output format")
    |                           `- error: extra argument 'default' in call
 82 |         var format: XCOutputFormat
 83 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:81:27: error: cannot infer contextual base in reference to member 'yaml'
 79 |         var xcode: String?
 80 |
 81 |         @Option(default: .yaml, help: "Output format")
    |                           `- error: cannot infer contextual base in reference to member 'yaml'
 82 |         var format: XCOutputFormat
 83 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:69:12: error: type 'XCPrepareMain.Prepare' does not conform to protocol 'Decodable'
 67 |     )
 68 |
 69 |     struct Prepare: ParsableCommand {
    |            `- error: type 'XCPrepareMain.Prepare' does not conform to protocol 'Decodable'
 70 |         static var configuration = CommandConfiguration(abstract: "Find the latest commit sha for the Remote Cache.")
 71 |
    :
 80 |
 81 |         @Option(default: .yaml, help: "Output format")
 82 |         var format: XCOutputFormat
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
 83 |
 84 |         func run() throws {
Swift.Decodable.init:2:1: note: protocol requires initializer 'init(from:)' with type 'Decodable'
1 | protocol Decodable {
2 | init(from decoder: any Decoder) throws}
  | `- note: protocol requires initializer 'init(from:)' with type 'Decodable'
3 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:106:27: error: extra argument 'default' in call
104 |             """)
105 |
106 |         @Option(default: .yaml, help: "Output format")
    |                           `- error: extra argument 'default' in call
107 |         var format: XCOutputFormat
108 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:106:27: error: cannot infer contextual base in reference to member 'yaml'
104 |             """)
105 |
106 |         @Option(default: .yaml, help: "Output format")
    |                           `- error: cannot infer contextual base in reference to member 'yaml'
107 |         var format: XCOutputFormat
108 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:100:12: error: type 'XCPrepareMain.Offline' does not conform to protocol 'Decodable'
 98 |     }
 99 |
100 |     struct Offline: ParsableCommand {
    |            `- error: type 'XCPrepareMain.Offline' does not conform to protocol 'Decodable'
101 |         static var configuration = CommandConfiguration(
102 |             abstract: """
    :
105 |
106 |         @Option(default: .yaml, help: "Output format")
107 |         var format: XCOutputFormat
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
108 |
109 |         func run() throws {
Swift.Decodable.init:2:1: note: protocol requires initializer 'init(from:)' with type 'Decodable'
1 | protocol Decodable {
2 | init(from decoder: any Decoder) throws}
  | `- note: protocol requires initializer 'init(from:)' with type 'Decodable'
3 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:137:27: error: extra argument 'default' in call
135 |         static var configuration = CommandConfiguration(abstract: "Print the XCRemoteCache configuration")
136 |
137 |         @Option(default: .yaml, help: "Output format")
    |                           `- error: extra argument 'default' in call
138 |         var format: XCOutputFormat
139 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:137:27: error: cannot infer contextual base in reference to member 'yaml'
135 |         static var configuration = CommandConfiguration(abstract: "Print the XCRemoteCache configuration")
136 |
137 |         @Option(default: .yaml, help: "Output format")
    |                           `- error: cannot infer contextual base in reference to member 'yaml'
138 |         var format: XCOutputFormat
139 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:134:12: error: type 'XCPrepareMain.Config' does not conform to protocol 'Decodable'
132 |     }
133 |
134 |     struct Config: ParsableCommand {
    |            `- error: type 'XCPrepareMain.Config' does not conform to protocol 'Decodable'
135 |         static var configuration = CommandConfiguration(abstract: "Print the XCRemoteCache configuration")
136 |
137 |         @Option(default: .yaml, help: "Output format")
138 |         var format: XCOutputFormat
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
139 |
140 |         func run() throws {
Swift.Decodable.init:2:1: note: protocol requires initializer 'init(from:)' with type 'Decodable'
1 | protocol Decodable {
2 | init(from decoder: any Decoder) throws}
  | `- note: protocol requires initializer 'init(from:)' with type 'Decodable'
3 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:150:10: error: referencing initializer 'init(name:help:)' on 'Flag' requires the types 'Bool' and 'Int' be equivalent
148 |         )
149 |
150 |         @Flag(help: "Resets")
    |          `- error: referencing initializer 'init(name:help:)' on 'Flag' requires the types 'Bool' and 'Int' be equivalent
151 |         var reset: Bool
152 |
ArgumentParser.Flag:1:11: note: where 'Value' = 'Bool'
1 | extension Flag where Value == Int {
  |           `- note: where 'Value' = 'Bool'
2 |     public init(name: ArgumentParser.NameSpecification = .long, help: ArgumentParser.ArgumentHelp? = nil)
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:153:27: error: extra argument 'default' in call
151 |         var reset: Bool
152 |
153 |         @Option(default: .yaml, help: "Output format")
    |                           `- error: extra argument 'default' in call
154 |         var format: XCOutputFormat
155 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:153:27: error: cannot infer contextual base in reference to member 'yaml'
151 |         var reset: Bool
152 |
153 |         @Option(default: .yaml, help: "Output format")
    |                           `- error: cannot infer contextual base in reference to member 'yaml'
154 |         var format: XCOutputFormat
155 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:145:12: error: type 'XCPrepareMain.Stats' does not conform to protocol 'Decodable'
143 |     }
144 |
145 |     struct Stats: ParsableCommand {
    |            `- error: type 'XCPrepareMain.Stats' does not conform to protocol 'Decodable'
146 |         static var configuration = CommandConfiguration(
147 |             abstract: "Offline mode - optimistically use the latest sha from the primary branch"
    :
149 |
150 |         @Flag(help: "Resets")
151 |         var reset: Bool
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
152 |
153 |         @Option(default: .yaml, help: "Output format")
154 |         var format: XCOutputFormat
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
155 |
156 |         func run() throws {
Swift.Decodable.init:2:1: note: protocol requires initializer 'init(from:)' with type 'Decodable'
1 | protocol Decodable {
2 | init(from decoder: any Decoder) throws}
  | `- note: protocol requires initializer 'init(from:)' with type 'Decodable'
3 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:172:26: error: extra argument 'default' in call
170 |         var mode: Mode
171 |
172 |         @Option(default: "", help: "comma separated list of targets to integrate XCRemoteCache.")
    |                          `- error: extra argument 'default' in call
173 |         var targetsInclude: String
174 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:175:26: error: extra argument 'default' in call
173 |         var targetsInclude: String
174 |
175 |         @Option(default: "", help: """
    |                          `- error: extra argument 'default' in call
176 |         comma separated list of targets to not integrate XCRemoteCache. \
177 |         Takes priority over --targets-include.
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:181:26: error: extra argument 'default' in call
179 |         var targetsExclude: String
180 |
181 |         @Option(default: "", help: "comma separated list of configurations to integrate XCRemoteCache.")
    |                          `- error: extra argument 'default' in call
182 |         var configurationsInclude: String
183 |
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:184:26: error: extra argument 'default' in call
182 |         var configurationsInclude: String
183 |
184 |         @Option(default: "Release", help: """
    |                          `- error: extra argument 'default' in call
185 |         comma separated list of configurations to not integrate XCRemoteCache. \
186 |         Takes priority over --configurations-include.
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:197:26: error: extra argument 'default' in call
195 |         var finalProducerTarget: String?
196 |
197 |         @Option(default: "Debug", help: """
    |                          `- error: extra argument 'default' in call
198 |         comma delimited list of configurations that need to have all artifacts \
199 |         uploaded to the remote site before using given sha.
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:203:26: error: extra argument 'default' in call
201 |         var consumerEligibleConfigurations: String
202 |
203 |         @Option(default: "iphonesimulator", help: """
    |                          `- error: extra argument 'default' in call
204 |         comma delimited list of platforms that need to have all artifacts \
205 |         uploaded to the remote site before using given sha.
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:213:23: error: extra argument 'default' in call
211 |
212 |         @Option(
213 |             default: .user,
    |                       `- error: extra argument 'default' in call
214 |             help: """
215 |             LLDBInit mode. Appends to .lldbinit a command required for debugging. \
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:213:23: error: cannot infer contextual base in reference to member 'user'
211 |
212 |         @Option(
213 |             default: .user,
    |                       `- error: cannot infer contextual base in reference to member 'user'
214 |             help: """
215 |             LLDBInit mode. Appends to .lldbinit a command required for debugging. \
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:223:22: error: extra argument 'default' in call
221 |
222 |         @Option(
223 |             default: "/\(String(repeating: "x", count: 10))",
    |                      `- error: extra argument 'default' in call
224 |             help: """
225 |             An arbitrary source location shared between producers and consumers. \
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:232:61: error: extra argument 'default' in call
230 |         var fakeSrcRoot: String
231 |
232 |         @Option(name: .customLong("sdks-exclude"), default: "", help: """
    |                                                             `- error: extra argument 'default' in call
233 |         comma separated list of sdks to not integrate XCRemoteCache (e.g. "watchos*, watchsimulator*")
234 |         """, transform: nonEmptyString)
/Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift:161:12: error: type 'XCPrepareMain.Integrate' does not conform to protocol 'Decodable'
159 |     }
160 |
161 |     struct Integrate: ParsableCommand {
    |            `- error: type 'XCPrepareMain.Integrate' does not conform to protocol 'Decodable'
162 |         static var configuration = CommandConfiguration(
163 |             abstract: "Integrate XCRemoteCache into existing .xcodeproj"
    :
171 |
172 |         @Option(default: "", help: "comma separated list of targets to integrate XCRemoteCache.")
173 |         var targetsInclude: String
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
174 |
175 |         @Option(default: "", help: """
    :
177 |         Takes priority over --targets-include.
178 |         """)
179 |         var targetsExclude: String
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
180 |
181 |         @Option(default: "", help: "comma separated list of configurations to integrate XCRemoteCache.")
182 |         var configurationsInclude: String
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
183 |
184 |         @Option(default: "Release", help: """
    :
186 |         Takes priority over --configurations-include.
187 |         """)
188 |         var configurationsExclude: String
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
189 |
190 |         @Option(help: """
    :
199 |         uploaded to the remote site before using given sha.
200 |         """, transform: nonEmptyString)
201 |         var consumerEligibleConfigurations: String
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
202 |
203 |         @Option(default: "iphonesimulator", help: """
    :
205 |         uploaded to the remote site before using given sha.
206 |         """, transform: nonEmptyString)
207 |         var consumerEligiblePlatforms: String
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
208 |
209 |         @Option(help: "Save the project with integrated XCRemoteCache to a separate location")
    :
218 |             transform: toCase
219 |         )
220 |         var lldbInit: LLDBInitMode
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
221 |
222 |         @Option(
    :
228 |             transform: nonEmptyString
229 |         )
230 |         var fakeSrcRoot: String
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
231 |
232 |         @Option(name: .customLong("sdks-exclude"), default: "", help: """
233 |         comma separated list of sdks to not integrate XCRemoteCache (e.g. "watchos*, watchsimulator*")
234 |         """, transform: nonEmptyString)
235 |         var sdksExclude: String
    |             `- note: cannot automatically synthesize 'Decodable' because '_' does not conform to 'Decodable'
236 |
237 |
Swift.Decodable.init:2:1: note: protocol requires initializer 'init(from:)' with type 'Decodable'
1 | protocol Decodable {
2 | init(from decoder: any Decoder) throws}
  | `- note: protocol requires initializer 'init(from:)' with type 'Decodable'
3 |
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/xcprepare/ArgumentsSupport.swift /Users/admin/builder/spi-builder-workspace/Sources/xcprepare/XCPrepareMain.swift /Users/admin/builder/spi-builder-workspace/Sources/xcprepare/main.swift -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/XCRemoteCache.build/Debug/xcprepare-p.build/Objects-normal/arm64/xcprepare-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/PackageFrameworks -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 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 -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps/Minizip.modulemap -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/checkouts/Yams/Sources/CYaml/include/module.modulemap -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/checkouts/Zip/Zip/minizip/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/checkouts/Yams/Sources/CYaml/include -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/XCRemoteCache.build/Debug/xcprepare-p.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name xcprepare -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/Objects-normal/arm64/xcprepare_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 -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/Objects-normal/arm64/xcprepare.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/Objects-normal/arm64/xcprepare.swiftsourceinfo -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/Objects-normal/arm64/xcprepare-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/Objects-normal/arm64/xcprepare-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/Objects-normal/arm64/xcprepare.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XCRemoteCache.build/Debug/xcprepare-p.build/Objects-normal/arm64/xcprepare.abi.json
error: Build failed
BUILD FAILURE 6.4 macosSpm