Swift Package IndexBuild Information
Failed to build Stytch, reference main (7cd6a1), with Swift 6.1 for Linux on 14 Aug 2026 12:01:47 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
========================================
Builder version: 5.0.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/stytchauth/stytch-ios.git
Reference: main
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: git branch -m <name>
From https://github.com/stytchauth/stytch-ios
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 7cd6a15 Merge pull request #610 from augmentcorp/fix-passkeys-update-response-decoding
Cloned https://github.com/stytchauth/stytch-ios.git
Revision (git rev-parse @):
7cd6a15078023966ed2f0da5da0796c1d54ee932
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/stytchauth/stytch-ios.git at main
========================================
Build
========================================
Selected platform: linux
Swift version: 6.1
Building package at path: $PWD
https://github.com/stytchauth/stytch-ios.git
https://github.com/stytchauth/stytch-ios.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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 2>&1
basic-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:dff62030f4387a2d827d2b365d39a91716bd1d13650763ccbcbfe23419000563
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.1-latest
Fetching https://github.com/SwiftyJSON/SwiftyJSON.git
Fetching https://github.com/PhoneNumberKit/PhoneNumberKit
Fetching https://github.com/PhoneNumberKit/PhoneNumberKitUI
Fetching https://github.com/stytchauth/stytch-ios-dfp.git
Fetching https://github.com/GoogleCloudPlatform/recaptcha-enterprise-mobile-sdk
[1/6018] Fetching phonenumberkit
[724/7125] Fetching phonenumberkit, recaptcha-enterprise-mobile-sdk
[3335/7411] Fetching phonenumberkit, recaptcha-enterprise-mobile-sdk, stytch-ios-dfp
[3722/13701] Fetching phonenumberkit, recaptcha-enterprise-mobile-sdk, stytch-ios-dfp, swiftyjson
[13702/13792] Fetching phonenumberkit, recaptcha-enterprise-mobile-sdk, stytch-ios-dfp, swiftyjson, phonenumberkitui
Fetched https://github.com/PhoneNumberKit/PhoneNumberKitUI from cache (0.71s)
Fetched https://github.com/GoogleCloudPlatform/recaptcha-enterprise-mobile-sdk from cache (0.71s)
Fetched https://github.com/stytchauth/stytch-ios-dfp.git from cache (0.71s)
Fetched https://github.com/SwiftyJSON/SwiftyJSON.git from cache (0.71s)
Fetched https://github.com/PhoneNumberKit/PhoneNumberKit from cache (0.71s)
Computing version for https://github.com/SwiftyJSON/SwiftyJSON.git
Computed https://github.com/SwiftyJSON/SwiftyJSON.git at 5.0.2 (0.95s)
Computing version for https://github.com/PhoneNumberKit/PhoneNumberKitUI
Computed https://github.com/PhoneNumberKit/PhoneNumberKitUI at 1.1.0 (0.20s)
Computing version for https://github.com/stytchauth/stytch-ios-dfp.git
Computed https://github.com/stytchauth/stytch-ios-dfp.git at 1.0.8 (0.23s)
Computing version for https://github.com/GoogleCloudPlatform/recaptcha-enterprise-mobile-sdk
Computed https://github.com/GoogleCloudPlatform/recaptcha-enterprise-mobile-sdk at 18.9.1 (0.23s)
Fetching https://github.com/google/interop-ios-for-google-sdks.git
[1/303] Fetching interop-ios-for-google-sdks
Fetched https://github.com/google/interop-ios-for-google-sdks.git from cache (0.46s)
Computing version for https://github.com/google/interop-ios-for-google-sdks.git
Computed https://github.com/google/interop-ios-for-google-sdks.git at 101.0.0 (0.71s)
Computing version for https://github.com/PhoneNumberKit/PhoneNumberKit
Computed https://github.com/PhoneNumberKit/PhoneNumberKit at 5.0.6 (0.20s)
Creating working copy for https://github.com/PhoneNumberKit/PhoneNumberKitUI
Working copy of https://github.com/PhoneNumberKit/PhoneNumberKitUI resolved at 1.1.0
Creating working copy for https://github.com/GoogleCloudPlatform/recaptcha-enterprise-mobile-sdk
Working copy of https://github.com/GoogleCloudPlatform/recaptcha-enterprise-mobile-sdk resolved at 18.9.1
Creating working copy for https://github.com/stytchauth/stytch-ios-dfp.git
Working copy of https://github.com/stytchauth/stytch-ios-dfp.git resolved at 1.0.8
Creating working copy for https://github.com/SwiftyJSON/SwiftyJSON.git
Working copy of https://github.com/SwiftyJSON/SwiftyJSON.git resolved at 5.0.2
Creating working copy for https://github.com/google/interop-ios-for-google-sdks.git
Working copy of https://github.com/google/interop-ios-for-google-sdks.git resolved at 101.0.0
Creating working copy for https://github.com/PhoneNumberKit/PhoneNumberKit
Working copy of https://github.com/PhoneNumberKit/PhoneNumberKit resolved at 5.0.6
Downloading binary artifact https://dl.google.com/recaptchaenterprise/v18.9.1/RecaptchaEnterpriseSDK_iOS_xcframework/recaptcha-sdk-xcframework.xcframework.zip
[1452/1452] Downloading https://dl.google.com/recaptchaenterprise/v18.9.1/RecaptchaEnterpriseSDK_iOS_xcframework/recaptcha-sdk-xcframework.xcframework.zip
Downloaded https://dl.google.com/recaptchaenterprise/v18.9.1/RecaptchaEnterpriseSDK_iOS_xcframework/recaptcha-sdk-xcframework.xcframework.zip (0.75s)
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/Sources/StytchUI/Media.xcassets
warning: 'stytch-ios-dfp': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/.build/checkouts/stytch-ios-dfp/Sources/stytch-ios-dfp/StytchDFP.xcframework
Building for debugging...
[0/11] Write sources
[0/11] Copying PrivacyInfo.xcprivacy
[0/11] Write sources
[0/11] Copying PrivacyInfo.xcprivacy
[0/11] Write sources
[4/11] Copying PhoneNumberMetadata.json
[10/11] Write swift-version-24593BA9C3E375BF.txt
[12/29] Compiling PhoneNumberKit PhoneNumber.swift
[13/29] Compiling PhoneNumberKit PhoneNumberFormatter.swift
[14/31] Compiling PhoneNumberKit PhoneNumberParser.swift
[15/31] Compiling PhoneNumberKit PhoneNumberUtility.swift
[16/31] Compiling SwiftyJSON resource_bundle_accessor.swift
[17/31] Emitting module SwiftyJSON
[18/31] Compiling SwiftyJSON SwiftyJSON.swift
/host/spi-builder-workspace/.build/checkouts/SwiftyJSON/Source/SwiftyJSON/SwiftyJSON.swift:1215:51: error: ambiguous use of operator '<'
1213 |
1214 | switch (lhs.type, rhs.type) {
1215 | case (.number, .number): return lhs.rawNumber < rhs.rawNumber
| `- error: ambiguous use of operator '<'
1216 | case (.string, .string): return lhs.rawString < rhs.rawString
1217 | default: return false
:
1249 | }
1250 |
1251 | func < (lhs: NSNumber, rhs: NSNumber) -> Bool {
| `- note: found this candidate
1252 |
1253 | switch (lhs.isBool, rhs.isBool) {
Foundation.NSNumber.<:2:20: note: found this candidate in module 'Foundation'
1 | class NSNumber {
2 | public static func < (lhs: NSNumber, rhs: NSNumber) -> Bool}
| `- note: found this candidate in module 'Foundation'
3 |
[19/31] Compiling PhoneNumberKit PartialFormatter.swift
[20/31] Compiling PhoneNumberKit PhoneNumber+Codable.swift
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:dff62030f4387a2d827d2b365d39a91716bd1d13650763ccbcbfe23419000563
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.1-latest
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/Sources/StytchUI/Media.xcassets
warning: 'stytch-ios-dfp': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/.build/checkouts/stytch-ios-dfp/Sources/stytch-ios-dfp/StytchDFP.xcframework
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/19] Emitting module PhoneNumberKit
[3/21] Compiling SwiftyJSON resource_bundle_accessor.swift
[4/21] Emitting module SwiftyJSON
[5/21] Compiling SwiftyJSON SwiftyJSON.swift
/host/spi-builder-workspace/.build/checkouts/SwiftyJSON/Source/SwiftyJSON/SwiftyJSON.swift:1215:51: error: ambiguous use of operator '<'
1213 |
1214 | switch (lhs.type, rhs.type) {
1215 | case (.number, .number): return lhs.rawNumber < rhs.rawNumber
| `- error: ambiguous use of operator '<'
1216 | case (.string, .string): return lhs.rawString < rhs.rawString
1217 | default: return false
:
1249 | }
1250 |
1251 | func < (lhs: NSNumber, rhs: NSNumber) -> Bool {
| `- note: found this candidate
1252 |
1253 | switch (lhs.isBool, rhs.isBool) {
Foundation.NSNumber.<:2:20: note: found this candidate in module 'Foundation'
1 | class NSNumber {
2 | public static func < (lhs: NSNumber, rhs: NSNumber) -> Bool}
| `- note: found this candidate in module 'Foundation'
3 |
BUILD FAILURE 6.1 linux