these 2 derivations will be built:
  /nix/store/rh9dydw2p9zdswfv4fwg64ijddsfwbhk-rustfs-1.0.4.drv
  /nix/store/qmyg0lfjr5vvbx6vdjwigxp6j641r17c-nix-shell.drv
building '/nix/store/rh9dydw2p9zdswfv4fwg64ijddsfwbhk-rustfs-1.0.4.drv'
rustfs-1.0.4> tribuchet: building on eliza
rustfs-1.0.4> structuredAttrs is enabled
rustfs-1.0.4> Running phase: unpackPhase
rustfs-1.0.4> unpacking source archive /nix/store/aajs59dxb9gjaxy7n67kmrrd96sfqnlp-source
rustfs-1.0.4> source root is source
rustfs-1.0.4> Executing cargoSetupPostUnpackHook