this derivation will be built:
  /nix/store/vx9avi9dn5y7s1izxz3kxhp7h990q1p8-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/vx9avi9dn5y7s1izxz3kxhp7h990q1p8-bcachefs-module-7.0.0-34-generic.drv'...