INFO Running translator. INFO translator input: ['/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/gripper-round-1-strips/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/gripper-round-1-strips/instances/instance-4.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/gripper-round-1-strips/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/gripper-round-1-strips/instances/instance-4.pddl Parsing... Parsing: [0.010s CPU, 0.011s wall-clock] Normalizing task... [0.000s CPU, 0.001s wall-clock] Instantiating... Generating Datalog program... [0.000s CPU, 0.002s wall-clock] Normalizing Datalog program... Normalizing Datalog program: [0.010s CPU, 0.013s wall-clock] Preparing model... [0.010s CPU, 0.007s wall-clock] Generated 24 rules. Computing model... [0.020s CPU, 0.024s wall-clock] 171 relevant atoms 120 auxiliary atoms 291 final queue length 384 total queue pushes Completing instantiation... [0.030s CPU, 0.027s wall-clock] Instantiating: [0.070s CPU, 0.074s wall-clock] Computing fact groups... Finding invariants... 10 initial candidates Finding invariants: [0.010s CPU, 0.009s wall-clock] Checking invariant weight... [0.000s CPU, 0.001s wall-clock] Instantiating groups... [0.010s CPU, 0.004s wall-clock] Collecting mutex groups... [0.000s CPU, 0.000s wall-clock] Choosing groups... 0 uncovered facts Choosing groups: [0.000s CPU, 0.002s wall-clock] Building translation key... [0.000s CPU, 0.001s wall-clock] Computing fact groups: [0.020s CPU, 0.019s wall-clock] Building STRIPS to SAS dictionary... [0.000s CPU, 0.000s wall-clock] Building dictionary for full mutex groups... [0.000s CPU, 0.000s wall-clock] Building mutex information... Building mutex information: [0.000s CPU, 0.001s wall-clock] Translating task... Processing axioms... Simplifying axioms... [0.000s CPU, 0.000s wall-clock] Processing axioms: [0.000s CPU, 0.001s wall-clock] Translating task: [0.020s CPU, 0.023s wall-clock] 0 effect conditions simplified 0 implied preconditions added Detecting unreachable propositions... 0 operators removed 0 axioms removed 3 propositions removed Detecting unreachable propositions: [0.020s CPU, 0.013s wall-clock] Reordering and filtering variables... 13 of 13 variables necessary. 10 of 13 mutex groups necessary. 82 of 82 operators necessary. 0 of 0 axiom rules necessary. Reordering and filtering variables: [0.000s CPU, 0.005s wall-clock] Translator variables: 13 Translator derived variables: 0 Translator facts: 54 Translator goal facts: 10 Translator mutex groups: 10 Translator total mutex groups size: 40 Translator operators: 82 Translator axioms: 0 Translator task size: 563 Translator peak memory: 33112 KB Writing output... [0.010s CPU, 0.012s wall-clock] Done! [0.150s CPU, 0.162s wall-clock] planner.py version 0.0.1 Time: 0.04s Memory: 46MB 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: 46MB (+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: 0.02s Memory: 47MB (+1MB) Unblocking actions... Solving... Solving Time: 0.00s Memory: 48MB (+1MB) UNSAT Iteration Time: 0.03s 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: 0.02s Memory: 48MB (+0MB) Unblocking actions... Solving... Solving Time: 0.42s Memory: 49MB (+1MB) UNKNOWN Iteration Time: 0.45s 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: 0.01s Memory: 51MB (+2MB) Unblocking actions... Solving... Solving Time: 0.61s Memory: 53MB (+2MB) UNKNOWN Iteration Time: 0.62s Iteration 5 Queue: [(4,20,0,True), (5,25,0,True), (6,30,0,True)] Grounded Until: 15 Grounding... [('step', [16]), ('step', [17]), ('step', [18]), ('step', [19]), ('step', [20]), ('check', [20])] Grounding Time: 0.01s Memory: 53MB (+0MB) Unblocking actions... Solving... Answer: 1 occurs(action(("pick","ball10","rooma","right")),1) occurs(action(("pick","ball1","rooma","left")),1) occurs(action(("move","rooma","roomb")),2) occurs(action(("drop","ball10","roomb","right")),3) occurs(action(("drop","ball1","roomb","left")),3) occurs(action(("move","roomb","rooma")),4) occurs(action(("pick","ball3","rooma","right")),5) occurs(action(("pick","ball2","rooma","left")),5) occurs(action(("move","rooma","roomb")),6) occurs(action(("drop","ball3","roomb","right")),7) occurs(action(("drop","ball2","roomb","left")),7) occurs(action(("move","roomb","rooma")),8) occurs(action(("pick","ball6","rooma","right")),9) occurs(action(("pick","ball5","rooma","left")),9) occurs(action(("move","rooma","roomb")),10) occurs(action(("drop","ball6","roomb","right")),11) occurs(action(("drop","ball5","roomb","left")),11) occurs(action(("move","roomb","rooma")),12) occurs(action(("pick","ball7","rooma","right")),13) occurs(action(("pick","ball4","rooma","left")),13) occurs(action(("move","rooma","roomb")),14) occurs(action(("drop","ball7","roomb","right")),15) occurs(action(("drop","ball4","roomb","left")),15) occurs(action(("move","roomb","rooma")),16) occurs(action(("pick","ball9","rooma","left")),17) occurs(action(("pick","ball8","rooma","right")),17) occurs(action(("move","rooma","roomb")),18) occurs(action(("drop","ball9","roomb","left")),19) occurs(action(("drop","ball8","roomb","right")),19) occurs(action(("move","roomb","rooma")),20) Solving Time: 0.00s Memory: 54MB (+1MB) SAT SATISFIABLE Models : 1+ Calls : 5 Time : 1.158s (Solving: 1.03s 1st Model: 0.00s Unsat: 0.00s) CPU Time : 1.150s Choices : 51302 (Domain: 51302) Conflicts : 16335 (Analyzed: 16334) Restarts : 200 (Average: 81.67 Last: 72) Model-Level : 172.0 Problems : 5 (Average Length: 12.00 Splits: 0) Lemmas : 16334 (Deleted: 11568) Binary : 200 (Ratio: 1.22%) Ternary : 220 (Ratio: 1.35%) Conflict : 16334 (Average Length: 97.8 Ratio: 100.00%) Loop : 0 (Average Length: 0.0 Ratio: 0.00%) Other : 0 (Average Length: 0.0 Ratio: 0.00%) Backjumps : 16334 (Average: 2.40 Max: 117 Sum: 39179) Executed : 16309 (Average: 2.39 Max: 117 Sum: 38966 Ratio: 99.46%) Bounded : 25 (Average: 8.52 Max: 17 Sum: 213 Ratio: 0.54%) Rules : 1876 Atoms : 1876 Bodies : 1 (Original: 0) Tight : Yes Variables : 4479 (Eliminated: 0 Frozen: 2210) Constraints : 21154 (Binary: 87.0% Ternary: 9.5% Other: 3.5%) Memory Peak : 54MB Max. Length : 20 steps Sol. Length : 20 steps