this derivation will be built:
  /nix/store/s8497bsk8v44k9jaa70zzbqdrj0nixpd-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/s8497bsk8v44k9jaa70zzbqdrj0nixpd-bcachefs-module-7.0.0-39-generic.drv'...