Prevent infinite loop if Ghidra crashes (#188)

src/caller/src/main.rs

@@ -277,6 +277,22 @@ fn get_project_from_ghidra(file_path: &Path, binary: &[u8]) -> (Project, Vec<Log
             }
         };
 
+        match String::from_utf8(output.stdout.clone()) {
+            Ok(standard_out) => {
+                if !standard_out.contains("Pcode was successfully extracted!") {
+                    eprintln!("Execution of Ghidra plugin failed: Process was terminated.");
+                    let error_message: String =
+                        standard_out.lines().rev().collect::<Vec<&str>>()[..2].join("\n");
+                    eprintln!("{}", error_message);
+                    std::process::exit(101);
+                }
+            }
+            Err(_) => {
+                eprintln!("Execution of Ghidra plugin failed: Process was terminated.");
+                std::process::exit(101);
+            }
+        }
+
         if !output.status.success() {
             match output.status.code() {
                 Some(code) => {

src/ghidra/p_code_extractor/PcodeExtractor.java

@@ -58,6 +58,7 @@ public class PcodeExtractor extends GhidraScript {
         Serializer ser = new Serializer(project, jsonPath);
         ser.serializeProject();
 
+        println("Pcode was successfully extracted!");
     }