stripping (with flags -S) in  /nix/store/b6bchckj401vll25kp3wdpsa2ifnazlq-aster/bin 
patching ELF executables and libraries
/nix/store/b6bchckj401vll25kp3wdpsa2ifnazlq-aster/bin/aster
patching script interpreter paths