this derivation will be built:
  /nix/store/ic91lvai69syn2ss7zr195kxaybw1az1-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/ic91lvai69syn2ss7zr195kxaybw1az1-bcachefs-module-7.0.0-29-generic.drv'...