INFO Running translator. INFO translator input: ['/home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/instances/instance-20.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/depots-strips-automatic/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/instances/instance-20.pddl Parsing... Parsing: [0.020s CPU, 0.022s wall-clock] Normalizing task... [0.000s CPU, 0.002s wall-clock] Instantiating... Generating Datalog program... [0.010s CPU, 0.011s wall-clock] Normalizing Datalog program... Normalizing Datalog program: [0.020s CPU, 0.022s wall-clock] Preparing model... [0.020s CPU, 0.022s wall-clock] Generated 43 rules. Computing model... [1.000s CPU, 0.996s wall-clock] 7130 relevant atoms 5437 auxiliary atoms 12567 final queue length 27375 total queue pushes Completing instantiation... [2.490s CPU, 2.488s wall-clock] Instantiating: [3.550s CPU, 3.551s wall-clock] Computing fact groups... Finding invariants... 16 initial candidates Finding invariants: [0.060s CPU, 0.065s wall-clock] Checking invariant weight... [0.010s CPU, 0.008s wall-clock] Instantiating groups... [0.150s CPU, 0.141s wall-clock] Collecting mutex groups... [0.010s CPU, 0.005s wall-clock] Choosing groups... 51 uncovered facts Choosing groups: [0.030s CPU, 0.030s wall-clock] Building translation key... [0.010s CPU, 0.011s wall-clock] Computing fact groups: [0.310s CPU, 0.311s wall-clock] Building STRIPS to SAS dictionary... [0.010s CPU, 0.005s wall-clock] Building dictionary for full mutex groups... [0.100s CPU, 0.105s wall-clock] Building mutex information... Building mutex information: [0.020s CPU, 0.018s wall-clock] Translating task... Processing axioms... Simplifying axioms... [0.000s CPU, 0.000s wall-clock] Processing axioms: [0.140s CPU, 0.135s wall-clock] Translating task: [2.990s CPU, 2.988s wall-clock] 8070 effect conditions simplified 0 implied preconditions added Detecting unreachable propositions... 0 operators removed 0 axioms removed 70 propositions removed Detecting unreachable propositions: [1.400s CPU, 1.394s wall-clock] Reordering and filtering variables... 67 of 67 variables necessary. 48 of 67 mutex groups necessary. 5894 of 5894 operators necessary. 0 of 0 axiom rules necessary. Reordering and filtering variables: [0.660s CPU, 0.660s wall-clock] Translator variables: 67 Translator derived variables: 0 Translator facts: 773 Translator goal facts: 14 Translator mutex groups: 48 Translator total mutex groups size: 993 Translator operators: 5894 Translator axioms: 0 Translator task size: 52919 Translator peak memory: 69068 KB Writing output... [0.890s CPU, 0.952s wall-clock] Done! [10.060s CPU, 10.120s wall-clock] planner.py version 0.0.1 Time: 37.63s Memory: 1969MB 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: 0.16s Memory: 1969MB (+0MB) UNSAT Iteration Time: 0.16s 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: 1969MB Grounding... [('step', [1]), ('step', [2]), ('step', [3]), ('step', [4]), ('step', [5]), ('check', [5])] Grounding Time: 40.21s Memory: 5033MB (+3064MB) Unblocking actions... Solving... Solving Time: 1.84s Memory: 5276MB (+243MB) UNSAT Iteration Time: 57.88s 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: 8583.0MB 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: 11890.0MB 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: 15197.0MB 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: 18504.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 7 Queue: [(6,30,0,True)] Grounded Until: 5 Expected Memory: 21811.0MB Skipping: not enough memory for grounding... Iteration Time: 0.00s Iteration 8