these 19 derivations will be built:
  /nix/store/1z3cgmyv52vkvqv6xs3hijdjzcjq2q7k-Cargo.toml.drv
  /nix/store/26b0m67c06zi9yxm0fvh97vzz79hi810-Cargo.toml.drv
  /nix/store/5krlls1qy9d8qxpwp6qx584xlxiygcms-Cargo.toml.drv
  /nix/store/8kckyf248jxa7kmr0xmdgxyszwh1d1xg-tinc-sptps-test-c-1.1pre18.drv
  /nix/store/8s16p0hxc7rmadxjz0ygvpvwn0rnhw6a-tinc-tincd-c-1.1pre18.drv
  /nix/store/b7cj8hsir9j9qdpa61afnnwy8yw81zxl-Cargo.toml.drv
  /nix/store/bgc1jf4g3gabrkgzlpkhaqw4rd1p1pl9-Cargo.toml.drv
  /nix/store/cpb0slggnnssimgaw486vzcpn8kqw0xz-Cargo.toml.drv
  /nix/store/hmf9wjhpwmr1fqfjydd8zvih10pri1z7-Cargo.toml.drv
  /nix/store/iqv5p9ilis0c248krcbmygxzc8g99mmg-Cargo.toml.drv
  /nix/store/kdcjwmllm4b79q6lxpd9d539vqd04ygj-Cargo.toml.drv
  /nix/store/v9fmaa1fzi0lj0z6xbgn96g5r21mnvgg-Cargo.toml.drv
  /nix/store/cpjmssi8cf9m32gb4iiwv5qxxvmk3kbm-source.drv
  /nix/store/hjzwjxvcwhp7g31l3955z2f4xbacdhx7-cargo-package-arbitrary-1.5.0.drv
  /nix/store/wmp62wfq1vgq5rilm6d7sm63qb5iin6s-cargo-package-libfuzzer-sys-0.4.13.drv
  /nix/store/r8id4ggl9icf7b8cg7s7bqnm9zb7dczj-vendor-registry.drv
  /nix/store/kk92rybz9cammin882f3h2256bcinp5m-vendor-cargo-deps.drv
  /nix/store/skq8xsk022wp7py7l68xzw03880qm4hl-tincd-deps-0.1.0.drv
  /nix/store/kp8300jgkygr25gai910d8fx940lp94x-tincd-test-0.1.0.drv
these 3 paths will be fetched (89.5 KiB download, 261.6 KiB unpacked):
  /nix/store/86cwlx3c37rcycwhhhqaslvkg2yfmpcv-iperf-3.21
  /nix/store/z2w8ggsb91dzzawrars0p1n8x83vigq4-iperf-3.21-dev
  /nix/store/p9zfs5yc7kas2dr9nbs4hnf907ai3vkq-iperf-3.21-lib