When building from command line this is printed for every single swift file being compiled No, I don't appreciate 9000+ lines of spam when building from command line. I've already reported the issue, but I'm making this posts anyway so others searching for the error will see this. Xcode 15.1 when? xcodebuild[56491:10396296] [MT] DVTAssertions: Warning in /System/Volumes/Data/SWE/Apps/DT/BuildRoots/BuildRoot11/ActiveBuildRoot/Library/Caches/com.apple.xbs/Sources/IDEFrameworks/IDEFrameworks-22267/IDEFoundation/Provisioning/Capabilities Infrastructure/IDECapabilityQuerySelection.swift:103 Details: createItemModels creation requirements should not create capability item model for a capability item model that already exists. Function: createItemModels(for:itemModelSource:) Thread: <_NSMainThread: 0x600002d10240>{number = 1, name = main} Please file a bug at https://feedbackassistant.apple.com with this warning message and any useful information you can provide.