this derivation will be built:
  /nix/store/q1jj6ykyxrlj5z2nxhrqpwiqyqhcgqn7-nix-shell.drv
these 5 paths will be fetched (0.0 KiB download, 4.4 KiB unpacked):
  /nix/store/04bw9024zdfj9pgmcqd06b7nqbhybgvf-apply
  /nix/store/2kbxmbxq6638yb067c6ch3mxjzzi4zdx-destroy
  /nix/store/x4pn3aksbhj5vrsi8i6nmwv7dnhp6kq8-init
  /nix/store/95n1cwlg6r8kd0wvb0pkk2hwyq4yii7r-plan
  /nix/store/kkqb4fdd9id2ic6nhf1awn23skf4452k-tofu