stripping (with flags -S) in  /nix/store/d681fsw6ar7vm3givn5ls0p5bfvi48xk-pgen/lib  /nix/store/d681fsw6ar7vm3givn5ls0p5bfvi48xk-pgen/bin 
strip: can't process non-object and non-archive file: /nix/store/d681fsw6ar7vm3givn5ls0p5bfvi48xk-pgen/lib/pkgconfig/pgen.pc
patching script interpreter paths