Added line numbers and file idents to crashes

src/internal/strings.rs

@@ -24,7 +24,7 @@ macro_rules! log {
 #[macro_export]
 macro_rules! crash {
     ($exit_code:expr, $($arg:tt)+) => {
-        $crate::internal::strings::crash_fn(&format!($($arg)+), $exit_code)
+        $crate::internal::strings::crash_fn(&format!("{}:{} {}", file!(), line!(), format!($($arg)+)), $exit_code)
     }
 }