stripping (with flags -S) in  /nix/store/3h2h27dam3s14h5p8nbckj5qpiy7kzwx-aster/bin 
patching ELF executables and libraries
/nix/store/3h2h27dam3s14h5p8nbckj5qpiy7kzwx-aster/bin/aster
patching script interpreter paths