INFO Running translator. INFO translator input: ['/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/logistics-round-1-strips/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/logistics-round-1-strips/instances/instance-21.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-1998/domains/logistics-round-1-strips/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/logistics-round-1-strips/instances/instance-21.pddl Parsing... Parsing: [0.040s CPU, 0.038s wall-clock] Normalizing task... [0.000s CPU, 0.002s wall-clock] Instantiating... Generating Datalog program... [0.010s CPU, 0.016s wall-clock] Normalizing Datalog program... Normalizing Datalog program: [0.030s CPU, 0.023s wall-clock] Preparing model... [0.040s CPU, 0.047s wall-clock] Generated 51 rules. Computing model... [2.410s CPU, 2.401s wall-clock] 20976 relevant atoms 10799 auxiliary atoms 31775 final queue length 47040 total queue pushes Completing instantiation... [4.580s CPU, 4.583s wall-clock] Instantiating: [7.100s CPU, 7.102s wall-clock] Computing fact groups... Finding invariants... 6 initial candidates Finding invariants: [0.040s CPU, 0.046s wall-clock] Checking invariant weight... [0.010s CPU, 0.005s wall-clock] Instantiating groups... [0.330s CPU, 0.334s wall-clock] Collecting mutex groups... [0.020s CPU, 0.016s wall-clock] Choosing groups... 0 uncovered facts Choosing groups: [0.040s CPU, 0.044s wall-clock] Building translation key... [0.030s CPU, 0.029s wall-clock] Computing fact groups: [0.630s CPU, 0.630s wall-clock] Building STRIPS to SAS dictionary... [0.010s CPU, 0.014s wall-clock] Building dictionary for full mutex groups... [0.020s CPU, 0.014s wall-clock] Building mutex information... Building mutex information: [0.010s CPU, 0.016s wall-clock] Translating task... Processing axioms... Simplifying axioms... [0.000s CPU, 0.000s wall-clock] Processing axioms: [0.190s CPU, 0.181s wall-clock] Translating task: [3.700s CPU, 3.693s wall-clock] 0 effect conditions simplified 0 implied preconditions added Detecting unreachable propositions... 0 operators removed 0 axioms removed 64 propositions removed Detecting unreachable propositions: [2.050s CPU, 2.047s wall-clock] Reordering and filtering variables... 64 of 64 variables necessary. 0 of 64 mutex groups necessary. 17170 of 17170 operators necessary. 0 of 0 axiom rules necessary. Reordering and filtering variables: [0.430s CPU, 0.435s wall-clock] Translator variables: 64 Translator derived variables: 0 Translator facts: 2511 Translator goal facts: 11 Translator mutex groups: 0 Translator total mutex groups size: 0 Translator operators: 17170 Translator axioms: 0 Translator task size: 66020 Translator peak memory: 85716 KB Writing output... [1.360s CPU, 1.504s wall-clock] Done! [15.520s CPU, 15.657s wall-clock] planner.py version 0.0.1 Time: 73.15s Memory: 3718MB 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: 0.30s Memory: 3718MB (+0MB) UNSAT Iteration Time: 0.30s 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: 3718MB Grounding... [('step', [1]), ('step', [2]), ('step', [3]), ('step', [4]), ('step', [5]), ('check', [5])] Grounding Time: 21.70s Memory: 5709MB (+1991MB) Unblocking actions... Solving... Solving Time: 1.82s Memory: 6016MB (+307MB) UNSAT Iteration Time: 30.63s 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: 8314.0MB 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: 10612.0MB 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: 12910.0MB 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: 15208.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 7 Queue: [(6,30,0,True)] Grounded Until: 5 Expected Memory: 17506.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 8