Send debug message to stderr.

diff --git a/src/main.ml b/src/main.ml
index 73a53da..06af8e5 100644 (file)
--- a/src/main.ml
+++ b/src/main.ml
@@ -92,7 +92,7 @@ let main () =
     if targets <> [] then targets
     else [Ast.ECall (Ast.noloc, "all", [])] in
 
-  Ast.print_env stdout env;
+  Ast.print_env stderr env;
 
   (* Evaluate the target expressions in turn. *)
   Eval.evaluate_targets env targets