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, 0.031s wall-clock]
Normalizing task... [0.000s CPU, 0.002s wall-clock]
Instantiating...
Generating Datalog program... [0.000s CPU, 0.007s wall-clock]
Normalizing Datalog program...
Normalizing Datalog program: [0.030s CPU, 0.028s wall-clock]
Preparing model... [0.020s CPU, 0.025s wall-clock]
Generated 46 rules.
Computing model... [0.330s CPU, 0.331s wall-clock]
3114 relevant atoms
1522 auxiliary atoms
4636 final queue length
9238 total queue pushes
Completing instantiation... [0.800s CPU, 0.792s wall-clock]
Instantiating: [1.180s CPU, 1.187s wall-clock]
Computing fact groups...
Finding invariants...
12 initial candidates
Finding invariants: [0.020s CPU, 0.014s wall-clock]
Checking invariant weight... [0.000s CPU, 0.003s wall-clock]
Instantiating groups... [0.000s 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, 0.007s wall-clock]
Building translation key... [0.010s CPU, 0.004s 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, 0.037s wall-clock]
Translating task: [0.640s CPU, 0.635s 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: [0.090s CPU, 0.099s 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, 0.242s wall-clock]
Done! [2.560s CPU, 2.589s wall-clock]
planner.py version 0.0.1

Time:	 17.89s
Memory: 824MB

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:	 0.09s
Memory:		 824MB (+0MB)
UNSAT
Iteration Time:	 0.09s

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:	 2.59s
Memory:		 1009MB (+185MB)
Unblocking actions...
Solving...
Solving Time:	 0.07s
Memory:		 1017MB (+8MB)
UNSAT
Iteration Time:	 2.97s

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:	 0.88s
Memory:		 1056MB (+39MB)
Unblocking actions...
Solving...
Solving Time:	 0.08s
Memory:		 1065MB (+9MB)
UNSAT
Iteration Time:	 1.38s

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:	 0.93s
Memory:		 1104MB (+39MB)
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(("pickup","node0-4","key2")),3) occurs(action(("move","node0-3","node0-2")),4) occurs(action(("pickup-and-loose","node0-2","key3","key2")),5) occurs(action(("move","node0-2","node1-2")),5) occurs(action(("move","node1-2","node1-3")),6) occurs(action(("unlock","node1-2","node2-2","key3","square")),6) occurs(action(("putdown","node1-3","key3")),7) occurs(action(("unlock","node1-3","node2-3","key3","square")),7) occurs(action(("move","node1-3","node2-3")),8) occurs(action(("pickup","node1-3","key3")),8) occurs(action(("pickup-and-loose","node2-3","key0","key3")),9) occurs(action(("unlock","node2-3","node3-3","key3","square")),9) occurs(action(("move","node2-3","node3-3")),10) occurs(action(("putdown","node2-3","key0")),10) occurs(action(("move","node3-3","node2-3")),11) occurs(action(("pickup","node3-3","key4")),11) occurs(action(("pickup-and-loose","node2-3","key0","key4")),12) occurs(action(("move","node2-3","node2-2")),12) occurs(action(("move","node2-2","node1-2")),13) occurs(action(("move","node1-2","node1-1")),14) occurs(action(("putdown","node1-1","key0")),15)
Solving Time:	 0.13s
Memory:		 1122MB (+18MB)
SAT
SATISFIABLE

Models       : 1+
Calls        : 4
Time         : 23.790s (Solving: 0.06s 1st Model: 0.05s Unsat: 0.00s)
CPU Time     : 23.760s

Choices      : 456     
Conflicts    : 193      (Analyzed: 192)
Restarts     : 2        (Average: 96.00 Last: 23)
Model-Level  : 36.0    
Problems     : 4        (Average Length: 9.50 Splits: 0)
Lemmas       : 192      (Deleted: 0)
  Binary     : 38       (Ratio:  19.79%)
  Ternary    : 18       (Ratio:   9.38%)
  Conflict   : 192      (Average Length:  254.0 Ratio: 100.00%) 
  Loop       : 0        (Average Length:    0.0 Ratio:   0.00%) 
  Other      : 0        (Average Length:    0.0 Ratio:   0.00%) 
Backjumps    : 192      (Average:  3.52 Max:  33 Sum:    675)
  Executed   : 173      (Average:  2.28 Max:  33 Sum:    437 Ratio:  64.74%)
  Bounded    : 19       (Average: 12.53 Max:  17 Sum:    238 Ratio:  35.26%)

Rules        : 8432578 
Atoms        : 8432578 
Bodies       : 1        (Original: 0)
Tight        : Yes
Variables    : 98883    (Eliminated:    0 Frozen: 91269)
Constraints  : 125349   (Binary:  96.9% Ternary:   1.5% Other:   1.6%)

Memory Peak  : 1122MB
Max. Length  : 15 steps
Sol. Length  : 15 steps