1this derivation will be built:2 /nix/store/90vlnbsjpranmlajdh3aqvlqld2j0fr1-nix-shell.drv3these 4 paths will be fetched (16.5 MiB download, 56.8 MiB unpacked):4 /nix/store/cqb0g4nbsy7i5d1h8mjy6n6hwg1jfxwk-cargo-criterion-1.1.05 /nix/store/s0a7g1rd0wzhqinda717kzi5hszz5srv-cargo-insta-1.48.06 /nix/store/qifzb52cj7dm98rphv4rcpm8c9pdabyd-rust-analyzer-2026-09-217 /nix/store/616m98ysfq4s96ik3qmskvmqhyihgrlz-rust-analyzer-unwrapped-2026-09-21