this derivation will be built:
  /nix/store/kvmid1a5k7n8cqq7cp5g5vacrv59954j-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/kvmid1a5k7n8cqq7cp5g5vacrv59954j-bcachefs-module-7.0.0-34-generic.drv'...