INFO Running translator. INFO translator input: ['/home/pluehne/Documents/ASP/pddl-instances/ipc-2006/domains/rovers-propositional/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-2006/domains/rovers-propositional/instances/instance-2.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-2006/domains/rovers-propositional/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-2006/domains/rovers-propositional/instances/instance-2.pddl Parsing... Parsing: [0.030s CPU, 0.025s wall-clock] Normalizing task... [0.000s CPU, 0.002s wall-clock] Instantiating... Generating Datalog program... [0.000s CPU, 0.004s wall-clock] Normalizing Datalog program... Normalizing Datalog program: [0.040s CPU, 0.040s wall-clock] Preparing model... [0.020s CPU, 0.015s wall-clock] Generated 90 rules. Computing model... [0.020s CPU, 0.026s wall-clock] 159 relevant atoms 224 auxiliary atoms 383 final queue length 464 total queue pushes Completing instantiation... [0.020s CPU, 0.014s wall-clock] Instantiating: [0.100s CPU, 0.101s wall-clock] Computing fact groups... Finding invariants... 35 initial candidates Finding invariants: [0.030s CPU, 0.029s wall-clock] Checking invariant weight... [0.000s CPU, 0.001s wall-clock] Instantiating groups... [0.000s CPU, 0.001s wall-clock] Collecting mutex groups... [0.000s CPU, 0.000s wall-clock] Choosing groups... 18 uncovered facts Choosing groups: [0.000s CPU, 0.000s wall-clock] Building translation key... [0.000s CPU, 0.001s wall-clock] Computing fact groups: [0.030s CPU, 0.034s 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, 0.000s 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: [0.010s CPU, 0.015s wall-clock] 16 effect conditions simplified 0 implied preconditions added Detecting unreachable propositions... 0 operators removed 0 axioms removed 8 propositions removed Detecting unreachable propositions: [0.010s CPU, 0.009s wall-clock] Reordering and filtering variables... 9 of 20 variables necessary. 0 of 5 mutex groups necessary. 31 of 53 operators necessary. 0 of 0 axiom rules necessary. Reordering and filtering variables: [0.010s CPU, 0.003s wall-clock] Translator variables: 9 Translator derived variables: 0 Translator facts: 20 Translator goal facts: 3 Translator mutex groups: 0 Translator total mutex groups size: 0 Translator operators: 31 Translator axioms: 0 Translator task size: 155 Translator peak memory: 36300 KB Writing output... [0.000s CPU, 0.006s wall-clock] Done! [0.190s CPU, 0.195s wall-clock] planner.py version 0.0.1 Time: 0.02s Memory: 49MB 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: 50MB (+1MB) 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 Expected Memory: 50MB Grounding... [('step', [1]), ('step', [2]), ('step', [3]), ('step', [4]), ('step', [5]), ('check', [5])] Grounding Time: 0.01s Memory: 50MB (+0MB) Unblocking actions... Solving... Solving Time: 0.00s Memory: 50MB (+0MB) SAT Testing... NOT SERIALIZABLE Testing Time: 0.01s Memory: 50MB (+0MB) Solving... Solving Time: 0.00s Memory: 50MB (+0MB) SAT Testing... SERIALIZABLE? Testing Time: 0.00s Memory: 50MB (+0MB) Answer: 2 occurs(action(("sample_rock","rover0","rover0store","waypoint0")),1) occurs(action(("calibrate","rover0","camera0","objective0","waypoint0")),1) occurs(action(("communicate_rock_data","rover0","general","waypoint0","waypoint0","waypoint1")),2) occurs(action(("take_image","rover0","waypoint0","objective1","camera0","low_res")),2) occurs(action(("drop","rover0","rover0store")),2) occurs(action(("communicate_image_data","rover0","general","objective1","low_res","waypoint0","waypoint1")),3) occurs(action(("sample_soil","rover0","rover0store","waypoint0")),3) occurs(action(("communicate_soil_data","rover0","general","waypoint0","waypoint0","waypoint1")),4) occurs(action(("calibrate","rover0","camera0","objective0","waypoint0")),5) SATISFIABLE Models : 1+ Calls : 3 Time : 0.042s (Solving: 0.00s 1st Model: 0.00s Unsat: 0.00s) CPU Time : 0.032s Choices : 55 (Domain: 32) Conflicts : 4 (Analyzed: 4) Restarts : 0 Model-Level : 29.0 Problems : 3 (Average Length: 5.33 Splits: 0) Lemmas : 4 (Deleted: 0) Binary : 2 (Ratio: 50.00%) Ternary : 1 (Ratio: 25.00%) Conflict : 4 (Average Length: 3.5 Ratio: 100.00%) Loop : 0 (Average Length: 0.0 Ratio: 0.00%) Other : 0 (Average Length: 0.0 Ratio: 0.00%) Backjumps : 4 (Average: 2.75 Max: 4 Sum: 11) Executed : 4 (Average: 2.75 Max: 4 Sum: 11 Ratio: 100.00%) Bounded : 0 (Average: 0.00 Max: 0 Sum: 0 Ratio: 0.00%) Rules : 809 (Original: 723) Atoms : 578 Bodies : 267 (Original: 180) Count : 0 (Original: 13) Equivalences : 89 (Atom=Atom: 15 Body=Body: 0 Other: 74) Tight : Yes Variables : 398 (Eliminated: 0 Frozen: 0) Constraints : 1317 (Binary: 83.9% Ternary: 11.9% Other: 4.2%) Memory Peak : 50MB Max. Length : 5 steps Sol. Length : 5 steps Models : 2