these 2 derivations will be built:
  /nix/store/3j3vdi3y0v070m15l51zrxfyv7a4dljc-config.toml.drv
  /nix/store/5gl403x702grb2ddpxjq0wmlc5hry89x-nix-shell.drv
these 2 paths will be fetched (10.2 MiB download, 31.7 MiB unpacked):
  /nix/store/q2dv9myf95rxyfr8j8v2as6fjn78r89v-cargo-llvm-cov-0.9.0
  /nix/store/1mjmj3js7ma493zqgi00i5zyra528bs2-cargo-nextest-0.9.143