1this derivation will be built:2 /nix/store/lfszyhy14swik3hm0i0hgbkppz7w11h7-fastly-purge-lint-0.0.1.drv3these 2 paths will be fetched (1.0 MiB download, 5.6 MiB unpacked):4 /nix/store/pfkp9mvdqnqb6393vf0wk6hpmzpri09c-composer-2.10.35 /nix/store/nfqbgday95lsxxf72mg6pa3d0rrw0563-composer-install-hook.sh