fix incorrect formats and output memory usage on call stack warning

app.py

@@ -1,4 +1,4 @@
-def factorial(x):
-    if x==1: return 1
-    return factorial(x-1) + x
-factorial(10000)
+def f():
+    f()
+
+f()

src/err.c

@@ -111,11 +111,11 @@ void output_err(ArErr err) {
     dyefg(stderr, DYE_GRAY);
     fprintf(stderr, ":");
     dyefg(stderr, DYE_YELLOW);
-    fprintf(stderr, "%zu", err.line);
+    fprintf(stderr, "%lld", err.line);
     dyefg(stderr, DYE_GRAY);
     fprintf(stderr, ":");
     dyefg(stderr, DYE_YELLOW);
-    fprintf(stderr, "%zu", err.column);
+    fprintf(stderr, "%lld", err.column);
     dye_style(stderr, DYE_STYLE_RESET);
     dyefg(stderr, DYE_RESET);
     fprintf(stderr, "\n");
@@ -123,7 +123,7 @@ void output_err(ArErr err) {
     if (file) {
       dye_style(stderr, DYE_STYLE_RESET);
       dyefg(stderr, DYE_RESET);
-      int line_number_width = snprintf(NULL, 0, "%zu", err.line);
+      int line_number_width = snprintf(NULL, 0, "%lld", err.line);
       char *buffer = NULL;
       size_t size = 0;
       int current_line = 1;
@@ -154,7 +154,7 @@ void output_err(ArErr err) {
         err.column--;
         skipped_chars++;
       }
-      fprintf(stderr, " %zu | ", err.line);
+      fprintf(stderr, " %lld | ", err.line);
       if (err.length) {
         fprintf(stderr, "%.*s", (int)err.column - 1, line_starts);
         dyefg(stderr, DYE_RED);

src/runtime/call/call.c

@@ -99,10 +99,17 @@ void run_call(Translated *translated, RuntimeState *state) {
       if (floor(logval) == logval) {
         SourceLocation *source_location =
             darray_get(&translated->source_locations, source_location_index);
+        double memoryUsage = get_memory_usage_mb();
         fprintf(stderr,
-                "Warning: %s:%zu:%zu the call stack depth has exceeded %zu\n",
+                "Warning: %s:%llu:%llu the call stack depth has exceeded %llu",
                 state->path, source_location->line, source_location->column,
                 (*state->currentStackFramePointer)->depth);
+        if (memoryUsage) {
+          fprintf(stderr, ", memory usage at %f MB\n", memoryUsage);
+
+        } else {
+          fprintf(stderr, "\n");
+        }
       }
     };
     *state->currentStackFramePointer = checked_malloc(sizeof(StackFrame));

testing.ar

@@ -1,5 +1,7 @@
 # SPDX-FileCopyrightText: 2025 William Bell
 
 # SPDX-License-Identifier: GPL-3.0-or-later
-let f()=f()
+let f()=g()
+let g()=h()
+let h()=f()
 f()