10:27:57 evaluator INFO:duckietown-challenges:duckietown-challenges 3.2.12
10:27:58 evaluator INFO:duckietown-challenges:evaluation: Preparing here..
10:27:58 evaluator INFO:duckietown-challenges:evaluation: Solution parameters: OrderedDict([('env', 'Duckietown-Lf-Lfv-Navv-Silent-v1')])
10:27:58 evaluator DEBUG:duckietown-challenges:evaluation: gym started with pid = 90
10:27:58 evaluator INFO:duckietown-challenges:evaluation: Waiting for Gym to activate...
10:27:58 evaluator INFO:duckietown-challenges:evaluation: Preparation done.
10:27:58 evaluator DEBUG:duckietown-challenges:Written to: /challenge-description/description.yaml
10:27:58 evaluator DEBUG:duckietown-challenges:Output /challenge-solution-output/output-solution.yaml not ready yet (0 secs passed, will wait 600 secs more)
10:27:58 evaluator launch.sh >  Starting xvfb
10:27:58 evaluator launch.sh >  Started xvfb with PID 92
10:27:58 evaluator launch.sh >  Now running gym_simulation_launcher.py
10:27:59 evaluator INFO:duckietown-challenges:duckietown-challenges 3.2.12
10:27:59 evaluator INFO:duckietown-slimremote:duckietown-slimremote 2018.10.1
10:27:59 evaluator INFO:gym-duckietown:gym-duckietown 2018.10.1
10:27:59 evaluator 
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-loop_obstacles-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-straight_road-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-zigzag_dists-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-loop_dyn_duckiebots-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-loop_pedestrians-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-test_loop_obstacles-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-udem1-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-loop_empty-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-4way-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-small_loop-v0
10:27:59 evaluator INFO:gym-duckietown:Registering gym environment id: Duckietown-small_loop_cw-v0
10:27:59 evaluator WARNING:rosout:Failed to load Python extension for LZ4 support. LZ4 compression will not be available.
10:27:59 evaluator        launcher|gym_simulation_launcher.py:48   - main           | launcher parameters:
10:27:59 evaluator 
10:27:59 evaluator {
10:27:59 evaluator     "challenge": "LF", 
10:27:59 evaluator     "episodes": 5, 
10:27:59 evaluator     "steps_per_episode": 500, 
10:27:59 evaluator     "environment-constructor": "Simulator", 
10:27:59 evaluator     "include_map": true, 
10:27:59 evaluator     "environment-parameters": {
10:27:59 evaluator         "seed": 123, 
10:27:59 evaluator         "map_name": "loop_empty", 
10:27:59 evaluator         "max_steps": 500001, 
10:27:59 evaluator         "domain_rand": 0, 
10:27:59 evaluator         "camera_width": 640, 
10:27:59 evaluator         "camera_height": 480, 
10:27:59 evaluator         "accept_start_angle_deg": 4, 
10:27:59 evaluator         "full_transparency": true, 
10:27:59 evaluator         "distortion": true
10:27:59 evaluator     }, 
10:27:59 evaluator     "agent-info": {
10:27:59 evaluator         "challenge": "LF"
10:27:59 evaluator     }
10:27:59 evaluator }
10:27:59 evaluator        launcher|gym_simulation_launcher.py:59   - main           | using gym-duckietown version 2018.10.1
10:28:00 evaluator  gym-duckietown|    graphics.py:121  - create_frame_buffers| Falling back to non-multisampled frame buffer
10:28:00 evaluator  gym-duckietown|    graphics.py:121  - create_frame_buffers| Falling back to non-multisampled frame buffer
10:28:00 evaluator  gym-duckietown|   simulator.py:490  - _load_map      | loading map file "/workspace/gym-duckietown/gym_duckietown/maps/loop_empty.yaml"
10:28:00 evaluator  gym-duckietown|     objmesh.py:50   - __init__       | loading mesh "/workspace/gym-duckietown/gym_duckietown/meshes/duckiebot.obj"
10:28:00 evaluator  gym-duckietown|     objmesh.py:238  - _load_mtl      | loading materials from "/workspace/gym-duckietown/gym_duckietown/meshes/duckiebot.mtl"
10:28:00 evaluator  gym-duckietown|     objmesh.py:50   - __init__       | loading mesh "/workspace/gym-duckietown/gym_duckietown/meshes/duckie.obj"
10:28:00 evaluator  gym-duckietown|    graphics.py:60   - load_texture   | loading texture "/workspace/gym-duckietown/gym_duckietown/textures/duckie.png"
10:28:00 evaluator ERROR:duckietown-challenges:declare failed:
10:28:00 evaluator InvalidSubmission:
10:28:00 evaluator Traceback (most recent call last):
10:28:00 evaluator   File "/workspace/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 486, in wrap_evaluator
10:28:00 evaluator     raise InvalidSubmission(out[SPECIAL_INVALID_SUBMISSION])
10:28:00 evaluator InvalidSubmission: Invalid solution:
10:28:00 evaluator Traceback (most recent call last):
10:28:00 evaluator   File "/notebooks/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 590, in wrap_solution
10:28:00 evaluator     raise InvalidSubmission(msg)
10:28:00 evaluator InvalidSubmission: Uncaught exception in solution:
10:28:00 evaluator Traceback (most recent call last):
10:28:00 evaluator   File "/notebooks/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 585, in wrap_solution
10:28:00 evaluator     solution.run(cis)
10:28:00 evaluator   File "solution.py", line 64, in run
10:28:00 evaluator     solve(gym_environment, cis)  # let's try to solve the challenge, exciting ah?
10:28:00 evaluator   File "solution.py", line 39, in solve
10:28:00 evaluator     observation, reward, done, info = env.step(action)
10:28:00 evaluator   File "/usr/local/lib/python2.7/dist-packages/gym/wrappers/time_limit.py", line 31, in step
10:28:00 evaluator     observation, reward, done, info = self.env.step(action)
10:28:00 evaluator   File "/notebooks/src/gym-duckietown-agent/gym_duckietown_agent/envs/simplesimagent_env.py", line 105, in step
10:28:00 evaluator     assert len(action) == 2
10:28:00 evaluator AssertionError
10:28:00 evaluator 
10:28:00 evaluator 
10:28:00 evaluator 
10:28:00 evaluator DEBUG:duckietown-challenges:Written to: /challenge-results/challenge_results.yaml