this derivation will be built:
  /nix/store/kipmq6gxclib1ph3p9ns7a9495pk08bh-niks3-go-unit-tests.drv
this path will be fetched (146.3 MiB download, 470.0 MiB unpacked):
  /nix/store/l3y6w5xvz74ks4zagh1g4f83h3r8j55d-rustfs-1.0.0-rc.3