Cause deadlock in control stack

deadlock.py

from environment_interface.implementations.friendly_arm import FriendlyArm


from environment_interface.configs.robot_configs import make_robot_config_by_name
from ignition.environment import IgnitionEnvironment
from ignition.instance import IgnitionPartitionType


def deadlock():
    """Run generic arm controller tests on IgnArmController"""
    robot_name = "case"
    with IgnitionEnvironment(
        robot_config=make_robot_config_by_name(robot_name),
        sdf="bkb_kitting.sdf",
        show_gui=True,
        show_sim_debug_output=True,
        partition=IgnitionPartitionType.RANDOM,
        use_ros_ign_bridge=False,
    ) as env:
        arm: FriendlyArm = env.get_arm()

        current_position = arm.arm_controller.get_position()
        new_position = current_position[:]
        new_position[0] += 0.1
        arm.move_to_joint_position(position=new_position, blocking=True)


if __name__ == "__main__":

    # This works
    deadlock()

    # The second one deadlocks.
    deadlock()