Similar issue:
2020-11-18 11:54:09.655 xcodebuild[38914:1349320]	DVTErrorPresenter: Unable to load simulator devices.
Domain: DVTCoreSimulatorAdditionsErrorDomain
Code: 3
Failure Reason: The version of the CoreSimulator framework installed on this Mac is out-of-date and not supported by this version of Xcode.
Recovery Suggestion: Please ensure that you have installed all available updates to your Mac's software, and that you are running the most recent version of Xcode supported by macOS.-
CoreSimulator is out of date. Current version (732.17.0) is older than build version (732.18.0).
Domain: DVTCoreSimulatorAdditionsErrorDomain
Code: 3-
2020-11-18 11:54:09.655 xcodebuild[38914:1349320]	iOSSimulator: [SimServiceContext sharedServiceContextForDeveloperDir:error:] returned nil (Error Domain=DVTCoreSimulatorAdditionsErrorDomain Code=3 "CoreSimulator is out of date. Current version (732.17.0) is older than build version (732.18.0)." UserInfo={NSLocalizedDescription=CoreSimulator is out of date. Current version (732.17.0) is older than build version (732.18.0).}). Simulator device support disabled.
albhu
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