Fix nested prank error message

src/halmos/__main__.py

@@ -453,15 +453,15 @@ def setup(
                 print(f"{setup_sig} trace #{idx+1}:")
                 render_trace(setup_ex.context)
 
-            if not setup_ex.context.output.error:
+            if not (err := setup_ex.context.output.error):
                 setup_exs_no_error.append((setup_ex, setup_ex.path.to_smt2(args)))
 
             else:
                 opcode = setup_ex.current_opcode()
                 if opcode not in [EVM.REVERT, EVM.INVALID]:
                     warn_code(
                         INTERNAL_ERROR,
-                        f"Warning: {setup_sig} execution encountered an issue at {mnemonic(opcode)}: {error}",
+                        f"in {setup_sig}, executing {mnemonic(opcode)} failed with: {err}",
                     )
 
                 # only render the trace if we didn't already do it
@@ -887,7 +887,7 @@ def run_sequential(run_args: RunArgs) -> list[TestResult]:
             setup_solver,
         )
     except Exception as err:
-        error(f"Error: {setup_info.sig} failed: {type(err).__name__}: {err}")
+        error(f"{setup_info.sig} failed: {type(err).__name__}: {err}")
         if args.debug:
             traceback.print_exc()
         # reset any remaining solver states from the default context
@@ -1500,7 +1500,7 @@ def on_signal(signum, frame):
 
     if total_found == 0:
         error(
-            "Error: No tests with"
+            "No tests with"
             + f" --match-contract '{contract_regex(args)}'"
             + f" --match-test '{test_regex(args)}'"
         )

src/halmos/cheatcodes.py

@@ -602,7 +602,9 @@ def handle(sevm, ex, arg: ByteVec, stack, step_id) -> ByteVec | None:
             sender = uint160(arg.get_word(4))
             result = ex.context.prank.prank(sender)
             if not result:
-                raise HalmosException("You have an active prank already.")
+                raise HalmosException(
+                    "can not call vm.prank(address) with an active prank"
+                )
             return ret
 
         # vm.prank(address sender, address origin)
@@ -611,15 +613,19 @@ def handle(sevm, ex, arg: ByteVec, stack, step_id) -> ByteVec | None:
             origin = uint160(arg.get_word(36))
             result = ex.context.prank.prank(sender, origin)
             if not result:
-                raise HalmosException("You have an active prank already.")
+                raise HalmosException(
+                    "can not call vm.prank(address, address) with an active prank"
+                )
             return ret
 
         # vm.startPrank(address)
         elif funsig == hevm_cheat_code.start_prank_sig:
             address = uint160(arg.get_word(4))
             result = ex.context.prank.startPrank(address)
             if not result:
-                raise HalmosException("You have an active prank already.")
+                raise HalmosException(
+                    "can not call vm.startPrank(address) with an active prank"
+                )
             return ret
 
         # vm.startPrank(address sender, address origin)
@@ -628,7 +634,9 @@ def handle(sevm, ex, arg: ByteVec, stack, step_id) -> ByteVec | None:
             origin = uint160(arg.get_word(36))
             result = ex.context.prank.startPrank(sender, origin)
             if not result:
-                raise HalmosException("You have an active prank already.")
+                raise HalmosException(
+                    "can not call vm.startPrank(address, address) with an active prank"
+                )
             return ret
 
         # vm.stopPrank()

src/halmos/logs.py

@@ -9,7 +9,7 @@
 
 logging.basicConfig(
     format="%(message)s",
-    handlers=[RichHandler(level=logging.NOTSET, show_time=False)],
+    handlers=[RichHandler(level=logging.NOTSET, show_time=False, show_path=False)],
 )
 
 logger = logging.getLogger("halmos")