From Xcode 8.3, it is not possible to pass the option parameter of -exportArchive from the command line of xcodebuild.
For details, refer to "Xcode 8.3 Deprecation and Removal Notices" at the following URL.
https://developer.apple.com/library/archive/releasenotes/DeveloperTools/RN-Xcode/Chapters/Introduction.html
Basically, other parameters for exporting the archive are now passed via the plist file specified by -exportOptionsPlist, so the plugin was change accordingly.
You can download the snapshot that applied this change from the following URL, so if you can, please test with this.
https://ci.jenkins.io/blue/organizations/jenkins/Plugins%2Fxcode-plugin/detail/PR-94/11/artifacts
From Xcode 8.3, it is not possible to pass the option parameter of -exportArchive from the command line of xcodebuild.
For details, refer to "Xcode 8.3 Deprecation and Removal Notices" at the following URL.
https://developer.apple.com/library/archive/releasenotes/DeveloperTools/RN-Xcode/Chapters/Introduction.html
Basically, other parameters for exporting the archive are now passed via the plist file specified by -exportOptionsPlist, so the plugin was change accordingly.
You can download the snapshot that applied this change from the following URL, so if you can, please test with this.
https://ci.jenkins.io/blue/organizations/jenkins/Plugins%2Fxcode-plugin/detail/PR-94/11/artifacts