warning: unknown setting 'eval-cores' warning: unknown setting 'lazy-trees' this derivation will be built: /nix/store/hxy3jzrw2mh1r57amc5fazxnsrp8jkhb-prek.drv building '/nix/store/hxy3jzrw2mh1r57amc5fazxnsrp8jkhb-prek.drv' prek> error: failed to create directory `/build/tmp.tF6DJmKtAE`: File exists (os error 17) error: Cannot build '/nix/store/hxy3jzrw2mh1r57amc5fazxnsrp8jkhb-prek.drv'. Reason: builder failed with exit code 2. Output paths: /nix/store/g6jj0cazss0820dk4y39a0acy75s1ypl-prek Last 1 log lines: > error: failed to create directory `/build/tmp.tF6DJmKtAE`: File exists (os error 17) For full logs, run: nix log /nix/store/hxy3jzrw2mh1r57amc5fazxnsrp8jkhb-prek.drv