these 12 derivations will be built:
  /nix/store/0r7bdyrmb152gz5b3v2lzkmlv28k0z95-cargo-package-unarray-0.1.4.drv
  /nix/store/y1vj6j8w0ixdl6a1dqgihs1pr1czp026-cargo-src-rand_xorshift-0.5.0.drv
  /nix/store/61qchnk02nihdb6f7r5g29r5bmkji00j-cargo-package-rand_xorshift-0.5.0.drv
  /nix/store/n76arkk5fffv6wffnvlyf8ckkpfpr25l-cargo-src-proptest-1.12.0.drv
  /nix/store/834hs2i44r85bljknd2mmjqg1ja3z9v4-cargo-package-proptest-1.12.0.drv
  /nix/store/b0sff3md7dy16gvn3i9v7yvbgkfiwc9p-cargo-package-core_detect-1.0.0.drv
  /nix/store/ximn6qk3kdfarddwvkc2yznpr6nd30gd-vendor-registry.drv
  /nix/store/f8i1m8facc14nn46faxhghf2zpc9x4am-vendor-cargo-deps.drv
  /nix/store/m79if4hy2v8ff7xqzwc02fr1asfinbbw-Cargo.toml.drv
  /nix/store/p3lq35camd28c73vvx1arw4q6jd817s9-source.drv
  /nix/store/7lq65c0lx8nz0xzs6kky2phrr9xwfj58-horae-deps-0.1.0.drv
  /nix/store/nbljlihv7ykzvpj6xspmnf1pr5jd24lh-horae-0.1.0.drv