these 3 derivations will be built:
  /nix/store/0dxq50gmsf58hh1sca68fbh8ri5lnxni-but-0.22.1-vendor.drv
  /nix/store/rp8q6698gwr1ps35xfhlr1ndy206h0rv-unpin-cargo-msrv-hook.drv
  /nix/store/j0nrs0x42x3nzcpyn0s5qcwmfx30fvd0-but-0.22.1.drv
these 8 paths will be fetched (874.8 KiB download, 3.4 MiB unpacked):
  /nix/store/20api03q8680yp4gk5kpz7y16bdb1v42-audit-4.2.1-lib
  /nix/store/pizr05f9y1y76nh65al07p469lkbb96z-dbus-1.16.2
  /nix/store/d1c8bykl69hadpqh0xpw0ra50b440snx-dbus-1.16.2-dev
  /nix/store/vaaw6fsm9hj970lx7mbmfvd6fayry5bw-expand-response-params
  /nix/store/b90w8xsr2xzx47rsvk4bwn23cmy95kzf-libapparmor-5.0.2
  /nix/store/bzzm8izzywvdvqbaq0krc2q16md0da1h-libcap-ng-0.9.3
  /nix/store/flq85p54msw6849pmbnm71fyl2m3prwh-pkg-config-0.29.2
  /nix/store/a55gz9mrf0z1ngdmjf83qz8ywdam95fn-pkg-config-wrapper-0.29.2