IllegalArgumentException in Lab Recruits levelGenerator

[deid00]

Some configurations raise an Exception when generating the csv associated with a randomly generated Lab Recruit level. The error is independent of the used algorithm. Arguments to mbt follow:

-Dalgorithm=MONOTONIC_GA -Dsearch_budget=300 -Dsut_efsm=labrecruits.random_default -Drandom_seed=1010294610 -Dmodelcriterion=TRANSITION -Dk_transition_size=2 -DLR_mean_buttons=2.5 -DLR_n_buttons=50 -DLR_n_doors=120 -DLR_seed=1010294610 -DLR_n_goalFlags=20 -Dcrossover_function=EXTENDEDSINGLEPOINTRELATIVE -Dtarget_approach_level=NONE -Dtarget_branch_distance=NONE -Dstatistics_interval=60

-Dalgorithm=MONOTONIC_GA -Dsearch_budget=300 -Dsut_efsm=labrecruits.random_default -Drandom_seed=1010294610 -Dmodelcriterion=TRANSITION -Dk_transition_size=2 -DLR_mean_buttons=2.5 -DLR_n_buttons=150 -DLR_n_doors=40 -DLR_seed=592725183 -DLR_n_goalFlags=20 -Dcrossover_function=EXTENDEDSINGLEPOINTRELATIVE -Dtarget_approach_level=NONE -Dtarget_branch_distance=NONE -Dstatistics_interval=60

-Dalgorithm=MONOTONIC_GA -Dsearch_budget=300 -Dsut_efsm=labrecruits.random_default -Drandom_seed=1010294610 -Dmodelcriterion=TRANSITION -Dk_transition_size=2 -DLR_mean_buttons=2.5 -DLR_n_buttons=50 -DLR_n_doors=80 -DLR_seed=61743258 -DLR_n_goalFlags=20 -Dcrossover_function=EXTENDEDSINGLEPOINTRELATIVE -Dtarget_approach_level=NONE -Dtarget_branch_distance=NONE -Dstatistics_interval=60

-Dalgorithm=MONOTONIC_GA -Dsearch_budget=300 -Dsut_efsm=labrecruits.random_default -Drandom_seed=1010294610 -Dmodelcriterion=TRANSITION -Dk_transition_size=2 -DLR_mean_buttons=2.5 -DLR_n_buttons=50 -DLR_n_doors=40 -DLR_seed=367388720 -DLR_n_goalFlags=20 -Dcrossover_function=EXTENDEDSINGLEPOINTRELATIVE -Dtarget_approach_level=NONE -Dtarget_branch_distance=NONE -Dstatistics_interval=60