stripping (with flags -S) in /nix/store/d7whwdhqs5ap26wk9j6gaa9pvbbr62hv-nix-build/bin/...-nix-build/bin
patching ELF executables and libraries
/nix/store/d7whwdhqs5ap26wk9j6gaa9pvbbr62hv-nix-build/bin/patchelf/...-nix-build/bin/patchelf