this derivation will be built:
  /nix/store/5yla318phvz6zxb4xiq9dml69k6m0133-nix-shell.drv
these 5 paths will be fetched (0.0 KiB download, 4.4 KiB unpacked):
  /nix/store/d5739pi0rkb29f46lnij6z1hd5p5nbfy-apply
  /nix/store/rc571489vjm1nqsvf9185c9j3frf9wgn-destroy
  /nix/store/y6mp4idm19iv7vsiqpas6sgfv0rmfw5b-init
  /nix/store/k1h6l9qinrivw9xb4yi0bnm50ggigf7q-plan
  /nix/store/9ywyhgdz3zi8cyi7k35mvl6db1gfv56k-tofu