Remove excess dependencies

default.nix

@@ -1,5 +1,14 @@
 { pkgs ? import ./nix {}
 }:
-{
+let
-  ofborg.rs = (pkgs.callPackage ./nix/ofborg-carnix.nix {}).ofborg_0_1_0;
+  stripDeps = pkg: pkgs.runCommand "${pkg.name}-deps-stripped" {}
+  ''
+    cp -r ${pkg} $out
+    chmod -R a+w $out
+    rm -rf $out/lib
+    find $out/bin -name '*.d' -delete
+    chmod -R a-w $out
+  '';
+in {
+  ofborg.rs = stripDeps (pkgs.callPackage ./nix/ofborg-carnix.nix {}).ofborg_0_1_0;
 }

nix/default.nix

@@ -23,7 +23,6 @@ in import (hostpkgs.stdenv.mkDerivation {
       name = "mkRustCrate-rebased.patch";
       sha256 = "09808bwcd3d5j2mnlzxq60g53rd07af7in1yfmpxvmi30sw4hi9b";
     })
-
   ];
 
   moveToOut = ''