trunner: provide traceback for internal exceptions when waiting for plo

JIRA: CI-362

trunner/tools/phoenix.py

@@ -4,6 +4,7 @@
 import threading
 import time
 import pexpect
+import traceback
 
 from trunner.harness import ProcessError
 from serial.tools import list_ports
@@ -24,7 +25,7 @@ def wait_for_vid_pid(vid: int, pid: int, timeout=0):
         found_ports = [port for port in list_ports.comports() if port.pid == pid and port.vid == vid]
 
         if len(found_ports) > 1:
-            raise Exception(
+            raise AssertionError(
                 "More than one plo port was found! Maybe more than one device is connected? Hint used to find port:"
                 f"{vid:04x}:{pid:04x}"
             )
@@ -119,8 +120,10 @@ def _run(self):
             # such wait avoids a following issue with loading an app:
             # https://github.com/phoenix-rtos/phoenix-rtos-project/issues/545
             time.sleep(0.5)
-        except (TimeoutError, Exception) as exc:
-            raise PhoenixdError(str(exc)) from exc
+        except (TimeoutError, AssertionError) as exc:
+            raise PhoenixdError(msg=str(exc)) from exc
+        except Exception as exc:
+            raise PhoenixdError(msg=str(exc), output=traceback.format_exc()) from exc
 
         # Use pexpect.spawn to run a process as PTY, so it will flush on a new line
         self.proc = pexpect.spawn(