this derivation will be built:
  /nix/store/ss7l68kqm7vhhasmjpvp1my8f3m5bm4s-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/ss7l68kqm7vhhasmjpvp1my8f3m5bm4s-bcachefs-module-7.0.0-29-generic.drv'...