INFO Running translator. INFO translator input: ['/home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/driverlog-strips-automatic/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/driverlog-strips-automatic/instances/instance-18.pddl'] INFO translator arguments: [] INFO translator time limit: None INFO translator memory limit: None INFO callstring: /home/pluehne/.usr/bin/python /home/wv/bin/linux/64/fast-downward-10997/builds/release64/bin/translate/translate.py /home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/driverlog-strips-automatic/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/driverlog-strips-automatic/instances/instance-18.pddl Parsing... Parsing: [0.050s CPU, 0.043s wall-clock] Normalizing task... [0.000s CPU, 0.002s wall-clock] Instantiating... Generating Datalog program... [0.020s CPU, 0.017s wall-clock] Normalizing Datalog program... Normalizing Datalog program: [0.010s CPU, 0.019s wall-clock] Preparing model... [0.040s CPU, 0.042s wall-clock] Generated 35 rules. Computing model... [0.980s CPU, 0.978s wall-clock] 10402 relevant atoms 3678 auxiliary atoms 14080 final queue length 22680 total queue pushes Completing instantiation... [1.820s CPU, 1.817s wall-clock] Instantiating: [2.880s CPU, 2.885s wall-clock] Computing fact groups... Finding invariants... 11 initial candidates Finding invariants: [0.050s CPU, 0.044s wall-clock] Checking invariant weight... [0.000s CPU, 0.004s wall-clock] Instantiating groups... [0.110s CPU, 0.101s wall-clock] Collecting mutex groups... [0.000s CPU, 0.006s wall-clock] Choosing groups... 5 uncovered facts Choosing groups: [0.020s CPU, 0.017s wall-clock] Building translation key... [0.010s CPU, 0.011s wall-clock] Computing fact groups: [0.240s CPU, 0.231s wall-clock] Building STRIPS to SAS dictionary... [0.000s CPU, 0.005s wall-clock] Building dictionary for full mutex groups... [0.000s CPU, 0.004s wall-clock] Building mutex information... Building mutex information: [0.010s CPU, 0.006s wall-clock] Translating task... Processing axioms... Simplifying axioms... [0.000s CPU, 0.000s wall-clock] Processing axioms: [0.100s CPU, 0.102s wall-clock] Translating task: [2.010s CPU, 2.008s wall-clock] 500 effect conditions simplified 0 implied preconditions added Detecting unreachable propositions... 0 operators removed 0 axioms removed 30 propositions removed Detecting unreachable propositions: [1.010s CPU, 1.006s wall-clock] Reordering and filtering variables... 32 of 35 variables necessary. 5 of 35 mutex groups necessary. 8360 of 8960 operators necessary. 0 of 0 axiom rules necessary. Reordering and filtering variables: [0.250s CPU, 0.250s wall-clock] Translator variables: 32 Translator derived variables: 0 Translator facts: 825 Translator goal facts: 23 Translator mutex groups: 5 Translator total mutex groups size: 30 Translator operators: 8360 Translator axioms: 0 Translator task size: 35190 Translator peak memory: 62668 KB Writing output... [0.680s CPU, 0.753s wall-clock] Done! [7.210s CPU, 7.278s wall-clock] planner.py version 0.0.1 Time: 29.83s Memory: 1680MB Iteration 1 Queue: [(0,0,0,True), (1,5,0,True), (2,10,0,True), (3,15,0,True), (4,20,0,True), (5,25,0,True), (6,30,0,True)] Grounded Until: 0 Solving... Solving Time: 0.11s Memory: 1680MB (+0MB) UNSAT Iteration Time: 0.11s Iteration 2 Queue: [(1,5,0,True), (2,10,0,True), (3,15,0,True), (4,20,0,True), (5,25,0,True), (6,30,0,True)] Grounded Until: 0 Expected Memory: 1680MB Grounding... [('step', [1]), ('step', [2]), ('step', [3]), ('step', [4]), ('step', [5]), ('check', [5])] Grounding Time: 66.24s Memory: 7079MB (+5399MB) Unblocking actions... Solving... Solving Time: 14.86s Memory: 7463MB (+384MB) UNSAT Iteration Time: 134.85s Iteration 3 Queue: [(2,10,0,True), (3,15,0,True), (4,20,0,True), (5,25,0,True), (6,30,0,True)] Grounded Until: 5 Expected Memory: 13246.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 4 Queue: [(3,15,0,True), (4,20,0,True), (5,25,0,True), (6,30,0,True)] Grounded Until: 5 Expected Memory: 19029.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 5 Queue: [(4,20,0,True), (5,25,0,True), (6,30,0,True)] Grounded Until: 5 Expected Memory: 24812.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 6 Queue: [(5,25,0,True), (6,30,0,True)] Grounded Until: 5 Expected Memory: 30595.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 7 Queue: [(6,30,0,True)] Grounded Until: 5 Expected Memory: 36378.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 8