this derivation will be built:
  /nix/store/2if3102gs9l4z7jbf71k42v5a0w1dls3-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/2if3102gs9l4z7jbf71k42v5a0w1dls3-bcachefs-module-7.0.0-31-generic.drv'...