Make crater be quiet when assembling/disassembling is successful.

crater.c

@@ -29,9 +29,6 @@ int main(int argc, char *argv[])
 #endif
 
     if (config->assemble || config->disassemble) {
-        printf("crater: running %s: %s -> %s\n",
-               config->assemble ? "assembler" : "disassembler",
-               config->src_path, config->dst_path);
         if (config->assemble)
             retval = assemble_file(config->src_path, config->dst_path);
         else

src/assembler.c

@@ -227,6 +227,7 @@ size_t assemble(const LineBuffer *source, uint8_t **binary_ptr, ErrorInfo **ei_p
 */
 bool assemble_file(const char *src_path, const char *dst_path)
 {
+    DEBUG("Assembling: %s -> %s", src_path, dst_path)
     LineBuffer *source = read_source_file(src_path, true);
     if (!source)
         return false;