this derivation will be built:
  /nix/store/a8fqvydmb5pb6wy81f89frq185w6b9xm-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/a8fqvydmb5pb6wy81f89frq185w6b9xm-bcachefs-module-7.0.0-39-generic.drv'...