NIXPKG1 http://nixos.org/releases/nixpkgs/nixpkgs-0.12/MANIFEST bash-3.2-p39 x86_64-linux /nix/store/nyaiajwbilz4n3s07b23fn1bjdy2pby8-bash-3.2-p39.drv /nix/store/mm631h09mj964hm9q04l5fd8vw12j1mm-bash-3.2-p39