INFO Running translator. INFO translator input: ['/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/instances/instance-1.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/grid-round-2-strips/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/instances/instance-1.pddl Parsing... Parsing: [0.030s CPU, 0.030s wall-clock] Normalizing task... [0.000s CPU, 0.002s wall-clock] Instantiating... Generating Datalog program... [0.010s CPU, 0.007s wall-clock] Normalizing Datalog program... Normalizing Datalog program: [0.020s CPU, 0.026s wall-clock] Preparing model... [0.030s CPU, 0.023s wall-clock] Generated 46 rules. Computing model... [0.320s CPU, 0.324s wall-clock] 3114 relevant atoms 1522 auxiliary atoms 4636 final queue length 9238 total queue pushes Completing instantiation... [0.790s CPU, 0.792s wall-clock] Instantiating: [1.170s CPU, 1.177s wall-clock] Computing fact groups... Finding invariants... 12 initial candidates Finding invariants: [0.020s CPU, 0.016s wall-clock] Checking invariant weight... [0.000s CPU, 0.003s wall-clock] Instantiating groups... [0.010s CPU, 0.006s wall-clock] Collecting mutex groups... [0.000s CPU, 0.002s wall-clock] Choosing groups... 1 uncovered facts Choosing groups: [0.010s CPU, 0.006s wall-clock] Building translation key... [0.000s CPU, 0.003s wall-clock] Computing fact groups: [0.050s CPU, 0.047s wall-clock] Building STRIPS to SAS dictionary... [0.000s CPU, 0.001s wall-clock] Building dictionary for full mutex groups... [0.000s CPU, 0.001s wall-clock] Building mutex information... Building mutex information: [0.000s CPU, 0.002s wall-clock] Translating task... Processing axioms... Simplifying axioms... [0.000s CPU, 0.000s wall-clock] Processing axioms: [0.040s CPU, 0.036s wall-clock] Translating task: [0.640s CPU, 0.638s wall-clock] 225 effect conditions simplified 0 implied preconditions added Detecting unreachable propositions... 0 operators removed 0 axioms removed 69 propositions removed Detecting unreachable propositions: [0.320s CPU, 0.311s wall-clock] Reordering and filtering variables... 19 of 19 variables necessary. 1 of 19 mutex groups necessary. 2384 of 2384 operators necessary. 0 of 0 axiom rules necessary. Reordering and filtering variables: [0.100s CPU, 0.101s wall-clock] Translator variables: 19 Translator derived variables: 0 Translator facts: 277 Translator goal facts: 1 Translator mutex groups: 1 Translator total mutex groups size: 10 Translator operators: 2384 Translator axioms: 0 Translator task size: 14119 Translator peak memory: 42584 KB Writing output... [0.220s CPU, 0.241s wall-clock] Done! [2.560s CPU, 2.580s wall-clock] planner.py version 0.0.1 Time: 0.56s Memory: 78MB 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: 0.00s Memory: 78MB (+0MB) UNSAT Iteration Time: 0.00s 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 Grounding... [('step', [1]), ('step', [2]), ('step', [3]), ('step', [4]), ('step', [5]), ('check', [5])] Grounding Time: 0.36s Memory: 80MB (+2MB) Unblocking actions... Solving... Solving Time: 0.02s Memory: 86MB (+6MB) UNSAT Iteration Time: 0.52s 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 Grounding... [('step', [6]), ('step', [7]), ('step', [8]), ('step', [9]), ('step', [10]), ('check', [10])] Grounding Time: 0.36s Memory: 91MB (+5MB) Unblocking actions... Solving... Solving Time: 0.02s Memory: 98MB (+7MB) UNSAT Iteration Time: 0.54s Iteration 4 Queue: [(3,15,0,True), (4,20,0,True), (5,25,0,True), (6,30,0,True)] Grounded Until: 10 Grounding... [('step', [11]), ('step', [12]), ('step', [13]), ('step', [14]), ('step', [15]), ('check', [15])] Grounding Time: 0.41s Memory: 106MB (+8MB) Unblocking actions... Solving... Answer: 1 occurs(action(("move","node2-4","node1-4")),1) occurs(action(("move","node1-4","node0-4")),2) occurs(action(("move","node0-4","node0-3")),3) occurs(action(("move","node0-3","node0-2")),4) occurs(action(("pickup","node0-2","key3")),5) occurs(action(("move","node0-2","node0-3")),6) occurs(action(("move","node0-3","node1-3")),7) occurs(action(("unlock","node1-3","node2-3","key3","square")),8) occurs(action(("move","node1-3","node2-3")),9) occurs(action(("pickup-and-loose","node2-3","key0","key3")),10) occurs(action(("move","node2-3","node1-3")),11) occurs(action(("move","node1-3","node1-2")),12) occurs(action(("move","node1-2","node1-1")),13) occurs(action(("putdown","node1-1","key0")),14) occurs(action(("move","node1-1","node1-0")),15) Solving Time: 0.04s Memory: 114MB (+8MB) SAT SATISFIABLE Models : 1+ Calls : 4 Time : 2.257s (Solving: 0.03s 1st Model: 0.03s Unsat: 0.00s) CPU Time : 2.220s Choices : 154 (Domain: 150) Conflicts : 61 (Analyzed: 60) Restarts : 0 Model-Level : 35.0 Problems : 4 (Average Length: 9.50 Splits: 0) Lemmas : 60 (Deleted: 0) Binary : 22 (Ratio: 36.67%) Ternary : 9 (Ratio: 15.00%) Conflict : 60 (Average Length: 119.9 Ratio: 100.00%) Loop : 0 (Average Length: 0.0 Ratio: 0.00%) Other : 0 (Average Length: 0.0 Ratio: 0.00%) Backjumps : 60 (Average: 3.72 Max: 24 Sum: 223) Executed : 54 (Average: 2.27 Max: 24 Sum: 136 Ratio: 60.99%) Bounded : 6 (Average: 14.50 Max: 17 Sum: 87 Ratio: 39.01%) Rules : 47429 Atoms : 47429 Bodies : 1 (Original: 0) Tight : Yes Variables : 39742 (Eliminated: 0 Frozen: 31872) Constraints : 165898 (Binary: 97.3% Ternary: 1.3% Other: 1.4%) Memory Peak : 115MB Max. Length : 15 steps Sol. Length : 15 steps