this derivation will be built:
  /nix/store/fyhd655znnkbzbnlpf9bsql0s52id45k-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/fyhd655znnkbzbnlpf9bsql0s52id45k-bcachefs-module-7.0.0-39-generic.drv'...