this derivation will be built:
  /nix/store/70jl7d47s2dgp3jpqf7sqf0ln6awjgz7-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/70jl7d47s2dgp3jpqf7sqf0ln6awjgz7-bcachefs-module-7.0.0-28-generic.drv'...