this derivation will be built: /nix/store/3gja3dkkhvif28h8xm9cxp4yg8pbcpf8-bcachefs-module-7.0.0-39-generic.drv building '/nix/store/3gja3dkkhvif28h8xm9cxp4yg8pbcpf8-bcachefs-module-7.0.0-39-generic.drv'...