this derivation will be built:
  /nix/store/afc7l6azm1dqj0d0vizm24w88v6phcp7-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/afc7l6azm1dqj0d0vizm24w88v6phcp7-bcachefs-module-7.0.0-31-generic.drv'...