diff --git a/tests/end_to_end/cucumber/features/Benders_criterion_output_tests.feature b/tests/end_to_end/cucumber/features/Benders_criterion_output_tests.feature
index 02320906e..3cb32f136 100644
--- a/tests/end_to_end/cucumber/features/Benders_criterion_output_tests.feature
+++ b/tests/end_to_end/cucumber/features/Benders_criterion_output_tests.feature
@@ -4,8 +4,8 @@ Feature: Benders Criterion files
   Scenario: xpansion-test-01
     Given the study path is "data_test/examples/xpansion-test-01"
     When I run antares-xpansion with the benders method and 1 proc(s)
-    Then the simulation takes less than 300 seconds
-    And the simulation succeeds
+    Then the simulation succeeds
+    And the simulation takes less than 300 seconds
     And the expected positive unsupplied energy is
       | Outer loop | Ite | area1            | area2            | flex             | peak             | pv               | semibase         | store_in         | store_out        |
       | 0          | 1   | 5.3771400000e+05 | 4.3137090000e+06 | 0.0000000000e+00 | 0.0000000000e+00 | 0.0000000000e+00 | 0.0000000000e+00 | 2.6208000000e+07 | 0.0000000000e+00 |
diff --git a/tests/end_to_end/cucumber/features/outer_loop_tests.feature b/tests/end_to_end/cucumber/features/outer_loop_tests.feature
index daa53a3c5..3161061af 100644
--- a/tests/end_to_end/cucumber/features/outer_loop_tests.feature
+++ b/tests/end_to_end/cucumber/features/outer_loop_tests.feature
@@ -4,8 +4,8 @@ Feature: outer loop tests
   Scenario: a system with 4 nodes, on 1 timestep, 2 scenarios
     Given the study path is "data_test/external_loop_test"
     When I run outer loop with 1 proc(s)
-    Then the simulation takes less than 5 seconds
-    And the simulation succeeds
+    Then the simulation succeeds
+    And the simulation takes less than 5 seconds
     And the expected overall cost is 92.70005
     And the solution is
       | variable    | value    |
diff --git a/tests/end_to_end/cucumber/features/steps/steps.py b/tests/end_to_end/cucumber/features/steps/steps.py
index 85b876945..76e6b9077 100644
--- a/tests/end_to_end/cucumber/features/steps/steps.py
+++ b/tests/end_to_end/cucumber/features/steps/steps.py
@@ -7,9 +7,9 @@
 import subprocess
 import sys
 from pathlib import Path
+
 import numpy as np
 from behave import *
-
 from utils_functions import get_mpi_command, get_conf, read_outputs, remove_outputs
 
 
@@ -83,19 +83,20 @@ def run_antares_xpansion(context, method, memory=None, n: int = 1):
     context.return_code = run_command(context.tmp_study, memory=memory, method=method, n_mpi=n,
                                       allow_run_as_root=get_conf("allow_run_as_root"))
 
-    output_path = context.tmp_study / "output"
-    outputs = read_outputs(output_path, use_archive=not memory, lold=True, positive_unsupplied_energy=True)
-    context.outputs = outputs.out_json
-    context.options_data = outputs.options_json
-    context.lold = outputs.lold
-    context.positive_unsupplied_energy = outputs.positive_unsupplied_energy
+    if context.return_code == 0:
+        output_path = context.tmp_study / "output"
+        outputs = read_outputs(output_path, use_archive=not memory, lold=True, positive_unsupplied_energy=True)
+        context.outputs = outputs.out_json
+        context.options_data = outputs.options_json
+        context.lold = outputs.lold
+        context.positive_unsupplied_energy = outputs.positive_unsupplied_energy
 
 
 def run_command(study_path, memory, method, n_mpi, allow_run_as_root=False):
     command = build_launch_command(study_path, method, nproc=n_mpi, in_memory=memory,
                                    allow_run_as_root=allow_run_as_root)
     print(f"Running command: {command}")
-    process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL)
+    process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
     out, err = process.communicate()
     if process.returncode != 0:
         print("*********************** Begin stdout ***********************")
diff --git a/tests/end_to_end/utils_functions.py b/tests/end_to_end/utils_functions.py
index dc9a96704..91eabb8e8 100644
--- a/tests/end_to_end/utils_functions.py
+++ b/tests/end_to_end/utils_functions.py
@@ -48,6 +48,7 @@ def remove_outputs(study_path):
 def get_filepath(output_dir, folder, filename):
     op = []
     print(f"output_dir: {output_dir}")
+    assert Path(output_dir).exists()
     print(f"folder: {folder}")
     print(f"filename: {filename}")
     for path in Path(output_dir).iterdir():