stripping (with flags -S) in  /nix/store/w2iyv3nb4abb57y5a3gaj7qj36jdr22j-aster/bin 
patching ELF executables and libraries
/nix/store/w2iyv3nb4abb57y5a3gaj7qj36jdr22j-aster/bin/aster
patching script interpreter paths