why error “accessing build database disk I/O error”?

问题

When I use Xcode10.2.1 run Oclint target,there is a error as below:

Build system information :-1: error: accessing build database "/Users//Library/Developer/Xcode/DerivedData/-axffsqylozkazhaxuzxqhztnaywu/Build/Intermediates.noindex/XCBuildData/build.db": disk I/O error

来源：https://stackoverflow.com/questions/57000053/why-error-accessing-build-database-disk-i-o-error