Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r601-tall-171774424100260.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is BlocksWorld-PT-13, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r601-tall-171774424100260
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 35M
-rw-r--r-- 1 mcc users 1.1M Jun 7 06:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 4.9M Jun 7 06:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.5M Jun 7 06:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 7.9M Jun 7 06:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 42K Jun 7 06:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 134K Jun 7 06:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 684K Jun 7 06:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 2.7M Jun 7 06:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 7 06:26 NewModel
-rw-r--r-- 1 mcc users 1.2M Jun 7 06:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 4.8M Jun 7 06:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 848K Jun 7 06:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 4.3M Jun 7 06:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 73K Jun 7 06:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 173K Jun 7 06:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Jun 7 06:26 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 7 06:26 instance
-rw-r--r-- 1 mcc users 6 Jun 7 06:26 iscolored
-rw-r--r-- 1 mcc users 4.4M Jun 7 06:26 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-00
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-01
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-02
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-03
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-04
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-05
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-06
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-07
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-08
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-09
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-10
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-11
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-12
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-13
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-14
FORMULA_NAME BlocksWorld-PT-13-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717781987238

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BlocksWorld-PT-13
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-06-07 17:39:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-07 17:39:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-07 17:39:48] [INFO ] Load time of PNML (sax parser for PT used): 395 ms
[2024-06-07 17:39:48] [INFO ] Transformed 4691 places.
[2024-06-07 17:39:48] [INFO ] Transformed 9113 transitions.
[2024-06-07 17:39:48] [INFO ] Found NUPN structural information;
[2024-06-07 17:39:48] [INFO ] Completing missing partition info from NUPN : creating a component with [pred_on_table_0, pred_arm_empty_0, pred_on_table_1, pred_on_table_2, pred_on_table_3, pred_on_table_4, pred_on_table_5, pred_on_table_6, pred_on_table_7, pred_on_table_8, pred_on_table_9, pred_on_table_10, pred_on_table_11, pred_on_table_12, pred_on_table_13, pred_on_table_14, pred_on_table_15, pred_on_table_16, pred_on_table_17, pred_on_table_18, pred_on_table_19, pred_on_table_20, pred_on_table_21, pred_on_table_22, pred_on_table_23, pred_on_table_24, pred_on_table_25, pred_on_table_26, pred_on_table_27, pred_on_table_28, pred_on_table_29, pred_on_table_30, pred_on_table_31, pred_on_table_32, pred_on_table_33, pred_on_table_34, pred_on_table_35, pred_on_table_36, pred_on_table_37, pred_on_table_38, pred_on_table_39, pred_on_table_40, pred_on_table_41, pred_on_table_42, pred_on_table_43, pred_on_table_44, pred_on_table_45, pred_on_table_46, pred_on_table_47, pred_on_table_48, pred_on_table_49, pred_on_table_50, pred_on_table_51, pred_on_table_52, pred_on_table_53, pred_on_table_54, pred_on_table_55, pred_on_table_56, pred_on_table_57, pred_on_table_58, pred_on_table_59, pred_on_table_60, pred_on_table_61, pred_on_table_62, pred_on_table_63, pred_on_table_64, pred_on_table_65, pred_on_table_66]
[2024-06-07 17:39:48] [INFO ] Parsed PT model containing 4691 places and 9113 transitions and 45542 arcs in 554 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 118 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BlocksWorld-PT-13-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-13-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-13-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 4691 out of 4691 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4691/4691 places, 9113/9113 transitions.
Applied a total of 0 rules in 66 ms. Remains 4691 /4691 variables (removed 0) and now considering 9113/9113 (removed 0) transitions.
// Phase 1: matrix 9113 rows 4691 cols
[2024-06-07 17:39:53] [INFO ] Computed 135 invariants in 152 ms
[2024-06-07 17:39:53] [INFO ] Implicit Places using invariants in 979 ms returned []
[2024-06-07 17:39:53] [INFO ] Invariant cache hit.
[2024-06-07 17:39:59] [INFO ] State equation strengthened by 119 read => feed constraints.
[2024-06-07 17:40:00] [INFO ] Implicit Places using invariants and state equation in 6333 ms returned []
Implicit Place search using SMT with State Equation took 7350 ms to find 0 implicit places.
Running 9105 sub problems to find dead transitions.
[2024-06-07 17:40:00] [INFO ] Invariant cache hit.
[2024-06-07 17:40:00] [INFO ] State equation strengthened by 119 read => feed constraints.
Problem TDEAD1 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD338 is UNSAT
Problem TDEAD406 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD542 is UNSAT
Problem TDEAD678 is UNSAT
Problem TDEAD746 is UNSAT
Problem TDEAD814 is UNSAT
Problem TDEAD882 is UNSAT
Problem TDEAD950 is UNSAT
Problem TDEAD1018 is UNSAT
Problem TDEAD1086 is UNSAT
Problem TDEAD1154 is UNSAT
Problem TDEAD1222 is UNSAT
Problem TDEAD1290 is UNSAT
Problem TDEAD1358 is UNSAT
Problem TDEAD1426 is UNSAT
Problem TDEAD1494 is UNSAT
Problem TDEAD1562 is UNSAT
Problem TDEAD1630 is UNSAT
Problem TDEAD1766 is UNSAT
Problem TDEAD1834 is UNSAT
Problem TDEAD1902 is UNSAT
Problem TDEAD1970 is UNSAT
Problem TDEAD2106 is UNSAT
Problem TDEAD2174 is UNSAT
Problem TDEAD2242 is UNSAT
Problem TDEAD2378 is UNSAT
Problem TDEAD2446 is UNSAT
Problem TDEAD2514 is UNSAT
Problem TDEAD2582 is UNSAT
Problem TDEAD2650 is UNSAT
Problem TDEAD2718 is UNSAT
Problem TDEAD2786 is UNSAT
Problem TDEAD2854 is UNSAT
Problem TDEAD2922 is UNSAT
Problem TDEAD2990 is UNSAT
Problem TDEAD3058 is UNSAT
Problem TDEAD3126 is UNSAT
Problem TDEAD3194 is UNSAT
Problem TDEAD3262 is UNSAT
Problem TDEAD3398 is UNSAT
Problem TDEAD3534 is UNSAT
Problem TDEAD3602 is UNSAT
Problem TDEAD3670 is UNSAT
Problem TDEAD3738 is UNSAT
Problem TDEAD3806 is UNSAT
Problem TDEAD3874 is UNSAT
Problem TDEAD3942 is UNSAT
Problem TDEAD4010 is UNSAT
Problem TDEAD4078 is UNSAT
Problem TDEAD4214 is UNSAT
Problem TDEAD4350 is UNSAT
Problem TDEAD4418 is UNSAT
Problem TDEAD4486 is UNSAT
Problem TDEAD4554 is UNSAT
Problem TDEAD4622 is UNSAT
Problem TDEAD4690 is UNSAT
Problem TDEAD4822 is UNSAT
Problem TDEAD4952 is UNSAT
Problem TDEAD5080 is UNSAT
Problem TDEAD5206 is UNSAT
Problem TDEAD5330 is UNSAT
Problem TDEAD5572 is UNSAT
Problem TDEAD5690 is UNSAT
Problem TDEAD5806 is UNSAT
Problem TDEAD5920 is UNSAT
Problem TDEAD6032 is UNSAT
Problem TDEAD6142 is UNSAT
Problem TDEAD6250 is UNSAT
Problem TDEAD6356 is UNSAT
Problem TDEAD6460 is UNSAT
Problem TDEAD6562 is UNSAT
Problem TDEAD6662 is UNSAT
Problem TDEAD6760 is UNSAT
Problem TDEAD6856 is UNSAT
Problem TDEAD6950 is UNSAT
Problem TDEAD7042 is UNSAT
Problem TDEAD7220 is UNSAT
Problem TDEAD7306 is UNSAT
Problem TDEAD7390 is UNSAT
Problem TDEAD7472 is UNSAT
Problem TDEAD7630 is UNSAT
Problem TDEAD7706 is UNSAT
Problem TDEAD7780 is UNSAT
Problem TDEAD7922 is UNSAT
Problem TDEAD7990 is UNSAT
Problem TDEAD8056 is UNSAT
Problem TDEAD8120 is UNSAT
Problem TDEAD8182 is UNSAT
Problem TDEAD8242 is UNSAT
Problem TDEAD8300 is UNSAT
Problem TDEAD8356 is UNSAT
Problem TDEAD8410 is UNSAT
Problem TDEAD8462 is UNSAT
Problem TDEAD8512 is UNSAT
Problem TDEAD8560 is UNSAT
Problem TDEAD8606 is UNSAT
Problem TDEAD8650 is UNSAT
Problem TDEAD8732 is UNSAT
Problem TDEAD8806 is UNSAT
Problem TDEAD8840 is UNSAT
Problem TDEAD8872 is UNSAT
Problem TDEAD8902 is UNSAT
Problem TDEAD8930 is UNSAT
Problem TDEAD8956 is UNSAT
Problem TDEAD8980 is UNSAT
Problem TDEAD9002 is UNSAT
Problem TDEAD9022 is UNSAT
Problem TDEAD9056 is UNSAT
Problem TDEAD9082 is UNSAT
Problem TDEAD9092 is UNSAT
Problem TDEAD9100 is UNSAT
Problem TDEAD9106 is UNSAT
Problem TDEAD9110 is UNSAT
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/4683 variables, 119/119 constraints. Problems are: Problem set: 118 solved, 8987 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4683/13804 variables, and 119 constraints, problems are : Problem set: 118 solved, 8987 unsolved in 30158 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4691 constraints, ReadFeed: 0/119 constraints, PredecessorRefiner: 9046/4557 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 118 solved, 8987 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 9/9 constraints. Problems are: Problem set: 118 solved, 8987 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13804 variables, and 9 constraints, problems are : Problem set: 118 solved, 8987 unsolved in 30094 ms.
Refiners :[Positive P Invariants (semi-flows): 9/135 constraints, State Equation: 0/4691 constraints, ReadFeed: 0/119 constraints, PredecessorRefiner: 4489/4557 constraints, Known Traps: 0/0 constraints]
After SMT, in 146128ms problems are : Problem set: 118 solved, 8987 unsolved
Search for dead transitions found 118 dead transitions in 146268ms
Found 118 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 118 transitions
Dead transitions reduction (with SMT) removed 118 transitions
Starting structural reductions in LTL mode, iteration 1 : 4691/4691 places, 8995/9113 transitions.
Deduced a syphon composed of 59 places in 7 ms
Applied a total of 0 rules in 77 ms. Remains 4691 /4691 variables (removed 0) and now considering 8995/8995 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 153827 ms. Remains : 4691/4691 places, 8995/9113 transitions.
Deduced a syphon composed of 59 places in 16 ms
Reduce places removed 59 places and 0 transitions.
Support contains 4632 out of 4632 places after structural reductions.
[2024-06-07 17:42:29] [INFO ] Flatten gal took : 846 ms
[2024-06-07 17:42:33] [INFO ] Flatten gal took : 808 ms
[2024-06-07 17:42:37] [INFO ] Input system was already deterministic with 8995 transitions.
RANDOM walk for 40000 steps (8 resets) in 5877 ms. (6 steps per ms) remains 3/21 properties
BEST_FIRST walk for 40004 steps (8 resets) in 622 ms. (64 steps per ms) remains 3/3 properties
BEST_FIRST walk for 29042 steps (8 resets) in 20015 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1533 ms. (26 steps per ms) remains 3/3 properties
// Phase 1: matrix 8995 rows 4632 cols
[2024-06-07 17:42:45] [INFO ] Computed 135 invariants in 58 ms
[2024-06-07 17:42:45] [INFO ] State equation strengthened by 17 read => feed constraints.
Problem AtomicPropp7 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4565 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 67/4632 variables, 135/135 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4632 variables, 0/135 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8994/13626 variables, 4632/4767 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 13626/13627 variables, and 4783 constraints, problems are : Problem set: 1 solved, 2 unsolved in 5008 ms.
Refiners :[Positive P Invariants (semi-flows): 135/135 constraints, State Equation: 4632/4632 constraints, ReadFeed: 16/17 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4498 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 134/4632 variables, 135/135 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4632 variables, 0/135 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8994/13626 variables, 4632/4767 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13626 variables, 16/4783 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13626 variables, 1/4784 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13626 variables, 0/4784 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 1/13627 variables, 1/4785 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 13627/13627 variables, and 4785 constraints, problems are : Problem set: 1 solved, 2 unsolved in 5021 ms.
Refiners :[Positive P Invariants (semi-flows): 135/135 constraints, State Equation: 4632/4632 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 20117ms problems are : Problem set: 1 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4498 out of 4632 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4632/4632 places, 8995/8995 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 4632 transition count 8994
Applied a total of 1 rules in 2491 ms. Remains 4632 /4632 variables (removed 0) and now considering 8994/8995 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2493 ms. Remains : 4632/4632 places, 8994/8995 transitions.
RANDOM walk for 40000 steps (8 resets) in 3428 ms. (11 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 536 ms. (74 steps per ms) remains 2/2 properties
BEST_FIRST walk for 29875 steps (8 resets) in 20015 ms. (1 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 972749 steps, run timeout after 18001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 972749 steps, saw 834265 distinct states, run finished after 18004 ms. (steps per millisecond=54 ) properties seen :0
// Phase 1: matrix 8994 rows 4632 cols
[2024-06-07 17:43:32] [INFO ] Computed 135 invariants in 57 ms
[2024-06-07 17:43:32] [INFO ] State equation strengthened by 16 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4498 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 134/4632 variables, 135/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4632 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8994/13626 variables, 4632/4767 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13626 variables, 16/4783 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13626 variables, 0/4783 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/13626 variables, 0/4783 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13626/13626 variables, and 4783 constraints, problems are : Problem set: 0 solved, 2 unsolved in 6194 ms.
Refiners :[Positive P Invariants (semi-flows): 135/135 constraints, State Equation: 4632/4632 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4498 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 134/4632 variables, 135/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4632 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8994/13626 variables, 4632/4767 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13626 variables, 16/4783 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13626 variables, 1/4784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13626 variables, 0/4784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/13626 variables, 0/4784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13626/13626 variables, and 4784 constraints, problems are : Problem set: 0 solved, 2 unsolved in 7604 ms.
Refiners :[Positive P Invariants (semi-flows): 135/135 constraints, State Equation: 4632/4632 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 23094ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1472 ms.
Support contains 4498 out of 4632 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4632/4632 places, 8994/8994 transitions.
Applied a total of 0 rules in 1971 ms. Remains 4632 /4632 variables (removed 0) and now considering 8994/8994 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1973 ms. Remains : 4632/4632 places, 8994/8994 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4632/4632 places, 8994/8994 transitions.
Applied a total of 0 rules in 1899 ms. Remains 4632 /4632 variables (removed 0) and now considering 8994/8994 (removed 0) transitions.
[2024-06-07 17:44:00] [INFO ] Invariant cache hit.
[2024-06-07 17:44:01] [INFO ] Implicit Places using invariants in 651 ms returned []
[2024-06-07 17:44:01] [INFO ] Invariant cache hit.
[2024-06-07 17:44:07] [INFO ] State equation strengthened by 16 read => feed constraints.
[2024-06-07 17:44:08] [INFO ] Implicit Places using invariants and state equation in 6983 ms returned []
Implicit Place search using SMT with State Equation took 7637 ms to find 0 implicit places.
[2024-06-07 17:44:09] [INFO ] Redundant transitions in 1368 ms returned []
Running 8986 sub problems to find dead transitions.
[2024-06-07 17:44:09] [INFO ] Invariant cache hit.
[2024-06-07 17:44:09] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8986 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4624/13626 variables, and 119 constraints, problems are : Problem set: 0 solved, 8986 unsolved in 30116 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/16 constraints, PredecessorRefiner: 8986/4497 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8986 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8986 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13626 variables, and 119 constraints, problems are : Problem set: 0 solved, 8986 unsolved in 30120 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/16 constraints, PredecessorRefiner: 4489/4497 constraints, Known Traps: 0/0 constraints]
After SMT, in 147455ms problems are : Problem set: 0 solved, 8986 unsolved
Search for dead transitions found 0 dead transitions in 147543ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158478 ms. Remains : 4632/4632 places, 8994/8994 transitions.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((!p0 U (p1||G(!p0))))))'
Support contains 4498 out of 4632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4632/4632 places, 8995/8995 transitions.
Applied a total of 0 rules in 20 ms. Remains 4632 /4632 variables (removed 0) and now considering 8995/8995 (removed 0) transitions.
// Phase 1: matrix 8995 rows 4632 cols
[2024-06-07 17:46:40] [INFO ] Computed 135 invariants in 59 ms
[2024-06-07 17:46:41] [INFO ] Implicit Places using invariants in 681 ms returned []
[2024-06-07 17:46:41] [INFO ] Invariant cache hit.
[2024-06-07 17:46:47] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-07 17:46:48] [INFO ] Implicit Places using invariants and state equation in 7102 ms returned []
Implicit Place search using SMT with State Equation took 7788 ms to find 0 implicit places.
Running 8987 sub problems to find dead transitions.
[2024-06-07 17:46:48] [INFO ] Invariant cache hit.
[2024-06-07 17:46:48] [INFO ] State equation strengthened by 17 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4624/13627 variables, and 119 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30113 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 8987/4498 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8987 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
[2024-06-07 17:49:01] [INFO ] Deduced a trap composed of 320 places in 399 ms of which 33 ms to minimize.
[2024-06-07 17:49:05] [INFO ] Deduced a trap composed of 198 places in 236 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13627 variables, and 121 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30162 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 4489/4498 constraints, Known Traps: 2/2 constraints]
After SMT, in 148801ms problems are : Problem set: 0 solved, 8987 unsolved
Search for dead transitions found 0 dead transitions in 148880ms
Finished structural reductions in LTL mode , in 1 iterations and 156710 ms. Remains : 4632/4632 places, 8995/8995 transitions.
Stuttering acceptance computed with spot in 258 ms :[true, (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : BlocksWorld-PT-13-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 3 ms.
FORMULA BlocksWorld-PT-13-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-13-LTLFireability-00 finished in 157112 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(F(p1))||F(!p2)||p0))))'
Support contains 4632 out of 4632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4632/4632 places, 8995/8995 transitions.
Applied a total of 0 rules in 22 ms. Remains 4632 /4632 variables (removed 0) and now considering 8995/8995 (removed 0) transitions.
[2024-06-07 17:49:17] [INFO ] Invariant cache hit.
[2024-06-07 17:49:18] [INFO ] Implicit Places using invariants in 546 ms returned []
[2024-06-07 17:49:18] [INFO ] Invariant cache hit.
[2024-06-07 17:49:24] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-07 17:49:24] [INFO ] Implicit Places using invariants and state equation in 6276 ms returned []
Implicit Place search using SMT with State Equation took 6836 ms to find 0 implicit places.
Running 8987 sub problems to find dead transitions.
[2024-06-07 17:49:24] [INFO ] Invariant cache hit.
[2024-06-07 17:49:24] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4624/13627 variables, and 119 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30106 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 8987/4498 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8987 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
[2024-06-07 17:51:32] [INFO ] Deduced a trap composed of 320 places in 356 ms of which 8 ms to minimize.
[2024-06-07 17:51:35] [INFO ] Deduced a trap composed of 198 places in 231 ms of which 3 ms to minimize.
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(s839 0)
(s840 0)
(s841 0)
(s842 0)
(s843 0)
(s844 0)
(s845 0)
(s846 0)
(s847 0)
(s848 0)
(s849 0)
(s850 0)
(s851 0)
(s852 0)
(s853 0)
(s854 0)
(s855 0)
(s856 0)
(s857 0)
(s858 0)
(s859 0)
(s860 0)
(s861 0)
(s862 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13627 variables, and 121 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30109 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 4489/4498 constraints, Known Traps: 2/2 constraints]
After SMT, in 144413ms problems are : Problem set: 0 solved, 8987 unsolved
Search for dead transitions found 0 dead transitions in 144492ms
Finished structural reductions in LTL mode , in 1 iterations and 151374 ms. Remains : 4632/4632 places, 8995/8995 transitions.
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) p2 (NOT p1)), (AND p2 (NOT p1)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2 (NOT p1))]
Running random walk in product with property : BlocksWorld-PT-13-LTLFireability-02
Product exploration timeout after 87650 steps with 21912 reset in 10001 ms.
Product exploration timeout after 88990 steps with 22247 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (X p2)), (X (X (AND (NOT p0) p2))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 95 ms. Reduced automaton from 4 states, 4 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[(AND p2 (NOT p1)), (AND p2 (NOT p1)), (AND p2 (NOT p1)), (AND p2 (NOT p1))]
RANDOM walk for 58 steps (0 resets) in 46 ms. (1 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (X p2)), (X (X (AND (NOT p0) p2))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p1)), (F (NOT (OR (NOT p2) p1)))]
Knowledge based reduction with 4 factoid took 146 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(AND p2 (NOT p1)), (AND p2 (NOT p1)), (AND p2 (NOT p1)), (AND p2 (NOT p1))]
Stuttering acceptance computed with spot in 156 ms :[(AND p2 (NOT p1)), (AND p2 (NOT p1)), (AND p2 (NOT p1)), (AND p2 (NOT p1))]
Support contains 4565 out of 4632 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 4632/4632 places, 8995/8995 transitions.
Applied a total of 0 rules in 18 ms. Remains 4632 /4632 variables (removed 0) and now considering 8995/8995 (removed 0) transitions.
[2024-06-07 17:52:10] [INFO ] Invariant cache hit.
[2024-06-07 17:52:11] [INFO ] Implicit Places using invariants in 554 ms returned []
[2024-06-07 17:52:11] [INFO ] Invariant cache hit.
[2024-06-07 17:52:17] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-07 17:52:17] [INFO ] Implicit Places using invariants and state equation in 6261 ms returned []
Implicit Place search using SMT with State Equation took 6817 ms to find 0 implicit places.
Running 8987 sub problems to find dead transitions.
[2024-06-07 17:52:17] [INFO ] Invariant cache hit.
[2024-06-07 17:52:17] [INFO ] State equation strengthened by 17 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4624/13627 variables, and 119 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30123 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 8987/4498 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8987 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
[2024-06-07 17:54:28] [INFO ] Deduced a trap composed of 320 places in 367 ms of which 4 ms to minimize.
[2024-06-07 17:54:32] [INFO ] Deduced a trap composed of 198 places in 233 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13627 variables, and 121 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30131 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 4489/4498 constraints, Known Traps: 2/2 constraints]
After SMT, in 147438ms problems are : Problem set: 0 solved, 8987 unsolved
Search for dead transitions found 0 dead transitions in 147521ms
Finished structural reductions in LTL mode , in 1 iterations and 154382 ms. Remains : 4632/4632 places, 8995/8995 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 80 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
RANDOM walk for 20 steps (0 resets) in 11 ms. (1 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p2 p1)]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p1)), (F (NOT (OR p1 (NOT p2))))]
Knowledge based reduction with 1 factoid took 146 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 155 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 25000 reset in 5192 ms.
Product exploration explored 100000 steps with 25000 reset in 5243 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 167 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Support contains 4565 out of 4632 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4632/4632 places, 8995/8995 transitions.
Applied a total of 0 rules in 2082 ms. Remains 4632 /4632 variables (removed 0) and now considering 8995/8995 (removed 0) transitions.
[2024-06-07 17:55:00] [INFO ] Redundant transitions in 1132 ms returned []
Running 8987 sub problems to find dead transitions.
[2024-06-07 17:55:00] [INFO ] Invariant cache hit.
[2024-06-07 17:55:00] [INFO ] State equation strengthened by 17 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4624/13627 variables, and 119 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30106 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 8987/4498 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8987 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
[2024-06-07 17:57:13] [INFO ] Deduced a trap composed of 320 places in 361 ms of which 4 ms to minimize.
[2024-06-07 17:57:17] [INFO ] Deduced a trap composed of 198 places in 230 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13627 variables, and 121 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30111 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 4489/4498 constraints, Known Traps: 2/2 constraints]
After SMT, in 149311ms problems are : Problem set: 0 solved, 8987 unsolved
Search for dead transitions found 0 dead transitions in 149396ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 152636 ms. Remains : 4632/4632 places, 8995/8995 transitions.
Support contains 4565 out of 4632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4632/4632 places, 8995/8995 transitions.
Applied a total of 0 rules in 22 ms. Remains 4632 /4632 variables (removed 0) and now considering 8995/8995 (removed 0) transitions.
[2024-06-07 17:57:29] [INFO ] Invariant cache hit.
[2024-06-07 17:57:30] [INFO ] Implicit Places using invariants in 572 ms returned []
[2024-06-07 17:57:30] [INFO ] Invariant cache hit.
[2024-06-07 17:57:35] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-07 17:57:35] [INFO ] Implicit Places using invariants and state equation in 5770 ms returned []
Implicit Place search using SMT with State Equation took 6346 ms to find 0 implicit places.
Running 8987 sub problems to find dead transitions.
[2024-06-07 17:57:36] [INFO ] Invariant cache hit.
[2024-06-07 17:57:36] [INFO ] State equation strengthened by 17 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4624/13627 variables, and 119 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30109 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 8987/4498 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8987 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
[2024-06-07 17:59:46] [INFO ] Deduced a trap composed of 320 places in 358 ms of which 4 ms to minimize.
[2024-06-07 17:59:49] [INFO ] Deduced a trap composed of 198 places in 229 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13627 variables, and 121 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30128 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 4489/4498 constraints, Known Traps: 2/2 constraints]
After SMT, in 146623ms problems are : Problem set: 0 solved, 8987 unsolved
Search for dead transitions found 0 dead transitions in 146703ms
Finished structural reductions in LTL mode , in 1 iterations and 153083 ms. Remains : 4632/4632 places, 8995/8995 transitions.
Treatment of property BlocksWorld-PT-13-LTLFireability-02 finished in 646066 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&(p1 U X(G(!p0))))))'
Support contains 193 out of 4632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4632/4632 places, 8995/8995 transitions.
Applied a total of 0 rules in 631 ms. Remains 4632 /4632 variables (removed 0) and now considering 8995/8995 (removed 0) transitions.
[2024-06-07 18:00:04] [INFO ] Invariant cache hit.
[2024-06-07 18:00:07] [INFO ] Implicit Places using invariants in 2763 ms returned []
[2024-06-07 18:00:07] [INFO ] Invariant cache hit.
[2024-06-07 18:00:13] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-07 18:00:23] [INFO ] Implicit Places using invariants and state equation in 16127 ms returned []
Implicit Place search using SMT with State Equation took 18893 ms to find 0 implicit places.
Running 8987 sub problems to find dead transitions.
[2024-06-07 18:00:23] [INFO ] Invariant cache hit.
[2024-06-07 18:00:23] [INFO ] State equation strengthened by 17 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4624/13627 variables, and 119 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30131 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 8987/4498 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8987 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
[2024-06-07 18:02:31] [INFO ] Deduced a trap composed of 320 places in 300 ms of which 5 ms to minimize.
[2024-06-07 18:02:33] [INFO ] Deduced a trap composed of 198 places in 170 ms of which 3 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13627 variables, and 121 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30096 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 4489/4498 constraints, Known Traps: 2/2 constraints]
After SMT, in 146488ms problems are : Problem set: 0 solved, 8987 unsolved
Search for dead transitions found 0 dead transitions in 146647ms
Finished structural reductions in LTL mode , in 1 iterations and 166186 ms. Remains : 4632/4632 places, 8995/8995 transitions.
Stuttering acceptance computed with spot in 313 ms :[true, true, p0, (NOT p0), p0, true]
Running random walk in product with property : BlocksWorld-PT-13-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA BlocksWorld-PT-13-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-13-LTLFireability-03 finished in 166543 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p0) U X(p1)))))'
Support contains 4565 out of 4632 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4632/4632 places, 8995/8995 transitions.
Applied a total of 0 rules in 1592 ms. Remains 4632 /4632 variables (removed 0) and now considering 8995/8995 (removed 0) transitions.
[2024-06-07 18:02:52] [INFO ] Invariant cache hit.
[2024-06-07 18:02:52] [INFO ] Implicit Places using invariants in 587 ms returned []
[2024-06-07 18:02:52] [INFO ] Invariant cache hit.
[2024-06-07 18:02:58] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-07 18:02:59] [INFO ] Implicit Places using invariants and state equation in 6895 ms returned []
Implicit Place search using SMT with State Equation took 7486 ms to find 0 implicit places.
[2024-06-07 18:03:00] [INFO ] Redundant transitions in 912 ms returned []
Running 8987 sub problems to find dead transitions.
[2024-06-07 18:03:00] [INFO ] Invariant cache hit.
[2024-06-07 18:03:00] [INFO ] State equation strengthened by 17 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4624/13627 variables, and 119 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30112 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 8987/4498 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8987 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4624 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8987 unsolved
[2024-06-07 18:05:08] [INFO ] Deduced a trap composed of 320 places in 360 ms of which 4 ms to minimize.
[2024-06-07 18:05:12] [INFO ] Deduced a trap composed of 198 places in 231 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4624/13627 variables, and 121 constraints, problems are : Problem set: 0 solved, 8987 unsolved in 30150 ms.
Refiners :[Positive P Invariants (semi-flows): 119/135 constraints, State Equation: 0/4632 constraints, ReadFeed: 0/17 constraints, PredecessorRefiner: 4489/4498 constraints, Known Traps: 2/2 constraints]
After SMT, in 145063ms problems are : Problem set: 0 solved, 8987 unsolved
Search for dead transitions found 0 dead transitions in 145138ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 155148 ms. Remains : 4632/4632 places, 8995/8995 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), false]
Running random walk in product with property : BlocksWorld-PT-13-LTLFireability-04
Product exploration timeout after 37040 steps with 12314 reset in 10005 ms.
Product exploration timeout after 36960 steps with 12279 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 95 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
RANDOM walk for 40000 steps (8 resets) in 12478 ms. (3 steps per ms) remains 1/4 properties
BEST_FIRST walk for 8192 steps (0 resets) in 20036 ms. (0 steps per ms) remains 1/1 properties
[2024-06-07 18:05:55] [INFO ] Invariant cache hit.
[2024-06-07 18:05:55] [INFO ] State equation strengthened by 17 read => feed constraints.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running BlocksWorld-PT-13

IS_COLORED=
IS_NUPN=1

LOADING model.pnml ...
MODEL CLASS: P/T NET WITH NUPN EXTENSION
PLACES: 4691
TRANSITIONS: 9113
CONSTANTS: 0
TEMPLATE VARS: 0
ARCS: 45542
NUPN UNITS: 136
LOADING TIME: 28.034

SAVING AS /home/mcc/execution/model.(net/def) ...
exportGspn useExt=true
SAVING TIME: 0.274
SAVING NAME MAP FILE /home/mcc/execution/model.id2name ...
SAVING NUPN UNITS AS FILE /home/mcc/execution/model.nu ...
TOTAL TIME: 28.995
OK.
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1151
MODEL NAME: /home/mcc/execution/model
4691 places, 9113 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
Error in allocating array of size 16777216 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BlocksWorld-PT-13"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is BlocksWorld-PT-13, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r601-tall-171774424100260"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-13.tgz
mv BlocksWorld-PT-13 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;