this derivation will be built:
  /nix/store/s536nv4gcch7g6mkk4lslyj3i9amygqa-nix-shell.drv
this path will be fetched (2.1 MiB download, 5.7 MiB unpacked):
  /nix/store/fc2zj8bqk0x7n8lpxw1x9l4pmrirwgjb-just-1.59.0