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.r399-tall-171690529500076.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)
..................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is SquareGrid-PT-100510, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690529500076
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 9.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 71K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 19 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 23 07:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 23 07:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 12:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Apr 12 12:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 10:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Apr 12 10:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rwxr-xr-x 1 mcc users 786K May 18 16:43 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 SquareGrid-PT-100510-LTLFireability-00
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-01
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-02
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-03
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-04
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-05
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-06
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-07
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-08
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-09
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-10
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-11
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-12
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-13
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-14
FORMULA_NAME SquareGrid-PT-100510-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716981824187

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SquareGrid-PT-100510
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 11:23:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-29 11:23:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 11:23:45] [INFO ] Load time of PNML (sax parser for PT used): 135 ms
[2024-05-29 11:23:45] [INFO ] Transformed 1380 places.
[2024-05-29 11:23:45] [INFO ] Transformed 1640 transitions.
[2024-05-29 11:23:45] [INFO ] Parsed PT model containing 1380 places and 1640 transitions and 6560 arcs in 249 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA SquareGrid-PT-100510-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SquareGrid-PT-100510-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SquareGrid-PT-100510-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SquareGrid-PT-100510-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SquareGrid-PT-100510-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SquareGrid-PT-100510-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 49 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 167 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
// Phase 1: matrix 1640 rows 1380 cols
[2024-05-29 11:23:45] [INFO ] Computed 541 invariants in 86 ms
[2024-05-29 11:23:47] [INFO ] Implicit Places using invariants in 1146 ms returned []
[2024-05-29 11:23:47] [INFO ] Invariant cache hit.
[2024-05-29 11:23:48] [INFO ] Implicit Places using invariants and state equation in 1664 ms returned []
Implicit Place search using SMT with State Equation took 2839 ms to find 0 implicit places.
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:23:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60773ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60803ms
Finished structural reductions in LTL mode , in 1 iterations and 63837 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Support contains 49 out of 1380 places after structural reductions.
[2024-05-29 11:24:49] [INFO ] Flatten gal took : 153 ms
[2024-05-29 11:24:49] [INFO ] Flatten gal took : 98 ms
[2024-05-29 11:24:50] [INFO ] Input system was already deterministic with 1640 transitions.
RANDOM walk for 13595 steps (2 resets) in 3187 ms. (4 steps per ms) remains 0/24 properties
FORMULA SquareGrid-PT-100510-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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' '!(F(G((p0 U X((!p0 U p1))))))'
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 109 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:24:51] [INFO ] Invariant cache hit.
[2024-05-29 11:24:52] [INFO ] Implicit Places using invariants in 785 ms returned []
[2024-05-29 11:24:52] [INFO ] Invariant cache hit.
[2024-05-29 11:24:53] [INFO ] Implicit Places using invariants and state equation in 1570 ms returned []
Implicit Place search using SMT with State Equation took 2359 ms to find 0 implicit places.
[2024-05-29 11:24:54] [INFO ] Redundant transitions in 86 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:24:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60652ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60666ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63234 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 240 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-00
Product exploration explored 100000 steps with 67 reset in 9611 ms.
Product exploration timeout after 99540 steps with 53 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) (NOT p1)), (X (NOT p1))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (X (NOT p0))), (X (X p0)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 331 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter insensitive) to 3 states, 8 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 112 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 9179 steps (0 resets) in 1075 ms. (8 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (X (NOT p0))), (X (X p0)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F p1), (F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 2 factoid took 521 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter insensitive) to 3 states, 8 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 158 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 109 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2024-05-29 11:26:18] [INFO ] Invariant cache hit.
Proved EG (NOT p1)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (X (NOT p0))), (X (X p0)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F p1), (F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1))), (G (NOT p1))]
Property proved to be false thanks to negative knowledge :(G (NOT p1))
Knowledge based reduction with 2 factoid took 515 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA SquareGrid-PT-100510-LTLFireability-00 FALSE TECHNIQUES KNOWLEDGE
Treatment of property SquareGrid-PT-100510-LTLFireability-00 finished in 88587 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(!p1)&&p0)) U (G(p2)&&X(F(p1)))))'
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 32 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:26:20] [INFO ] Invariant cache hit.
[2024-05-29 11:26:20] [INFO ] Implicit Places using invariants in 790 ms returned []
[2024-05-29 11:26:20] [INFO ] Invariant cache hit.
[2024-05-29 11:26:22] [INFO ] Implicit Places using invariants and state equation in 1638 ms returned []
Implicit Place search using SMT with State Equation took 2430 ms to find 0 implicit places.
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:26:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60532ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60545ms
Finished structural reductions in LTL mode , in 1 iterations and 63022 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 244 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p0) p1), (NOT p2), (NOT p1), true, p1, (AND (NOT p2) p0)]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA SquareGrid-PT-100510-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-100510-LTLFireability-02 finished in 63294 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(G((p0||X((X(p1)||G(p2)))))))'
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 26 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:27:23] [INFO ] Invariant cache hit.
[2024-05-29 11:27:24] [INFO ] Implicit Places using invariants in 793 ms returned []
[2024-05-29 11:27:24] [INFO ] Invariant cache hit.
[2024-05-29 11:27:25] [INFO ] Implicit Places using invariants and state equation in 1561 ms returned []
Implicit Place search using SMT with State Equation took 2357 ms to find 0 implicit places.
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:27:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60507ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60517ms
Finished structural reductions in LTL mode , in 1 iterations and 62910 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 230 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p2) (NOT p1)), true, (NOT p2)]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-03
Entered a terminal (fully accepting) state of product in 115 steps with 0 reset in 11 ms.
FORMULA SquareGrid-PT-100510-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-100510-LTLFireability-03 finished in 63174 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(X((X((F(p1)||p0))||(X(G(p2))&&p1))))))'
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 44 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:28:26] [INFO ] Invariant cache hit.
[2024-05-29 11:28:27] [INFO ] Implicit Places using invariants in 781 ms returned []
[2024-05-29 11:28:27] [INFO ] Invariant cache hit.
[2024-05-29 11:28:28] [INFO ] Implicit Places using invariants and state equation in 1583 ms returned []
Implicit Place search using SMT with State Equation took 2369 ms to find 0 implicit places.
[2024-05-29 11:28:29] [INFO ] Redundant transitions in 28 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:28:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
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 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60533ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60549ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63006 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 183 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-05
Product exploration explored 100000 steps with 23734 reset in 5567 ms.
Product exploration explored 100000 steps with 25280 reset in 5759 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 p1) p0 p2), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p1) p0 p2)), (X (NOT (AND (NOT p1) p0 p2))), (X (AND (NOT p1) (NOT p0) p2)), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (OR (AND (NOT p1) p0) (AND (NOT p1) p2))), (X (NOT (OR (AND (NOT p1) p0) (AND (NOT p1) p2)))), (X p0), (X (NOT p0)), (X (AND (NOT p1) p0 (NOT p2))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) p0 p2))), (X (X (NOT (AND (NOT p1) p0 p2)))), (X (X (AND (NOT p1) (NOT p0) p2))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (OR (AND (NOT p1) p0) (AND (NOT p1) p2)))), (X (X (NOT (OR (AND (NOT p1) p0) (AND (NOT p1) p2))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 827 ms. Reduced automaton from 5 states, 20 edges and 3 AP (stutter insensitive) to 5 states, 13 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
RANDOM walk for 7557 steps (0 resets) in 970 ms. (7 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p1) p0 p2)), (X (NOT (AND (NOT p1) p0 p2))), (X (AND (NOT p1) (NOT p0) p2)), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (OR (AND (NOT p1) p0) (AND (NOT p1) p2))), (X (NOT (OR (AND (NOT p1) p0) (AND (NOT p1) p2)))), (X p0), (X (NOT p0)), (X (AND (NOT p1) p0 (NOT p2))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) p0 p2))), (X (X (NOT (AND (NOT p1) p0 p2)))), (X (X (AND (NOT p1) (NOT p0) p2))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (OR (AND (NOT p1) p0) (AND (NOT p1) p2)))), (X (X (NOT (OR (AND (NOT p1) p0) (AND (NOT p1) p2))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p1))), (F (NOT (AND p0 (NOT p1)))), (F (NOT (AND p0 (NOT p1) p2))), (F (NOT p0)), (F (NOT p2)), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (OR p0 p1 (NOT p2)))), (F p1)]
Knowledge based reduction with 2 factoid took 962 ms. Reduced automaton from 5 states, 13 edges and 3 AP (stutter insensitive) to 5 states, 13 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 195 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 208 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 45 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:29:45] [INFO ] Invariant cache hit.
[2024-05-29 11:29:46] [INFO ] Implicit Places using invariants in 769 ms returned []
[2024-05-29 11:29:46] [INFO ] Invariant cache hit.
[2024-05-29 11:29:48] [INFO ] Implicit Places using invariants and state equation in 1579 ms returned []
Implicit Place search using SMT with State Equation took 2352 ms to find 0 implicit places.
[2024-05-29 11:29:48] [INFO ] Redundant transitions in 96 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:29:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
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(s547 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
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(s1224 29)
(s1225 0)
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(s1227 0)
(s1228 0)
(s1229 0)
(s1230 0)
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(s1232 0)
(s1233 0)
(s1234 0)
(s1235 0)
(s1236 29)
(s1237 0)
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(s1239 0)
(s1240 0)
(s1241 0)
(s1242 0)
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(s1244 0)
(s1245 0)
(s1246 0)
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(s1248 0)
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(s1250 0)
(s1251 29)
(s1252 0)
(s1253 0)
(s1254 29)
(s1255 0)
(s1256 0)
(s1257 29)
(s1258 0)
(s1259 0)
(s1260 0)
(s1261 0)
(s1262 0)
(s1263 29)
(s1264 0)
(s1265 0)
(s1266 0)
(s1267 0)
(s1268 0)
(s1269 0)
(s1270 0)
(s1271 29)
(s1272 0)
(s1273 0)
(s1274 29)
(s1275 0)
(s1276 0)
(s1277 0)
(s1278 0)
(s1279 0)
(s1280 1)
(s1281 30)
(s1282 30)
(s1283 1)
(s1284 30)
(s1285 1)
(s1286 30)
(s1287 1)
(s1288 30)
(s1289 1)
(s1290 30)
(s1291 1)
(s1292 30)
(s1293 1)
(s1294 30)
(s1295 30)
(s1296 1)
(s1297 1)
(s1298 30)
(s1299 1)
(s1300 1)
(s1301 30)
(s1302 30)
(s1303 1)
(s1304 1)
(s1305 30)
(s1306 30)
(s1307 30)
(s1308 30)
(s1309 30)
(s1310 30)
(s1311 1)
(s1312 23)
(s1313 1)
(s1314 30)
(s1315 30)
(s1316 1)
(s1317 1)
(s1318 30)
(s1319 30)
(s1320 30)
(s1321 1)
(s1322 1)
(s1323 1)
(s1324 1)
(s1325 1)
(s1326 1)
(s1327 1)
(s1328 30)
(s1329 30)
(s1330 1)
(s1331 1)
(s1332 30)
(s1333 1)
(s1334 1)
(s1335 30)
(s1336 1)
(s1337 30)
(s1338 1)
(s1339 30)
(s1340 30)
(s1341 1)
(s1342 1)
(s1343 30)
(s1344 1)
(s1345 30)
(s1346 30)
(s1347 1)
(s1348 30)
(s1349 1)
(s1350 30)
(s1351 1)
(s1352 1)
(s1353 30)
(s1354 1)
(s1355 1)
(s1356 30)
(s1357 1)
(s1358 1)
(s1359 1)
(s1360 30)
(s1361 1)
(s1362 30)
(s1363 timeout
1 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60525ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60536ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63038 ms. Remains : 1380/1380 places, 1640/1640 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 p0 (NOT p1) p2)]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND p0 (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (AND p0 (NOT p1) p2)), (X (NOT (AND p0 (NOT p1) p2))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 900 ms. Reduced automaton from 5 states, 13 edges and 3 AP (stutter insensitive) to 5 states, 13 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 213 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
RANDOM walk for 6259 steps (0 resets) in 653 ms. (9 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND p0 (NOT p1) p2)]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND p0 (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (AND p0 (NOT p1) p2)), (X (NOT (AND p0 (NOT p1) p2))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p1))), (F (NOT (AND p0 (NOT p1)))), (F (NOT (AND p0 (NOT p1) p2))), (F (NOT p0)), (F (NOT p2)), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (OR p0 p1 (NOT p2)))), (F p1)]
Knowledge based reduction with 1 factoid took 1103 ms. Reduced automaton from 5 states, 13 edges and 3 AP (stutter insensitive) to 5 states, 13 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 223 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 191 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 194 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Product exploration explored 100000 steps with 138 reset in 9184 ms.
Product exploration explored 100000 steps with 167 reset in 9448 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 34 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:31:12] [INFO ] Invariant cache hit.
[2024-05-29 11:31:13] [INFO ] Implicit Places using invariants in 778 ms returned []
[2024-05-29 11:31:13] [INFO ] Invariant cache hit.
[2024-05-29 11:31:15] [INFO ] Implicit Places using invariants and state equation in 1568 ms returned []
Implicit Place search using SMT with State Equation took 2350 ms to find 0 implicit places.
[2024-05-29 11:31:15] [INFO ] Redundant transitions in 22 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:31:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60505ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60516ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62932 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Treatment of property SquareGrid-PT-100510-LTLFireability-05 finished in 229208 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' '!(G((X(p0)&&(G(!p0)||F(((p0&&X(F(p1)))||G(F(p1))))))))'
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 27 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:32:15] [INFO ] Invariant cache hit.
[2024-05-29 11:32:16] [INFO ] Implicit Places using invariants in 762 ms returned []
[2024-05-29 11:32:16] [INFO ] Invariant cache hit.
[2024-05-29 11:32:18] [INFO ] Implicit Places using invariants and state equation in 1574 ms returned []
Implicit Place search using SMT with State Equation took 2341 ms to find 0 implicit places.
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:32:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
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 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60504ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60517ms
Finished structural reductions in LTL mode , in 1 iterations and 62891 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-06
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA SquareGrid-PT-100510-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-100510-LTLFireability-06 finished in 63048 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' '!(G((p0||X(F((p0||X(p1)))))))'
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 39 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:33:18] [INFO ] Invariant cache hit.
[2024-05-29 11:33:19] [INFO ] Implicit Places using invariants in 778 ms returned []
[2024-05-29 11:33:19] [INFO ] Invariant cache hit.
[2024-05-29 11:33:21] [INFO ] Implicit Places using invariants and state equation in 1553 ms returned []
Implicit Place search using SMT with State Equation took 2333 ms to find 0 implicit places.
[2024-05-29 11:33:21] [INFO ] Redundant transitions in 23 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:33:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60479ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60490ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62896 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-07
Product exploration explored 100000 steps with 17566 reset in 5785 ms.
Product exploration explored 100000 steps with 18655 reset in 6050 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)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 287 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 1948 steps (0 resets) in 205 ms. (9 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p1))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 1 factoid took 320 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 37 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:34:36] [INFO ] Invariant cache hit.
[2024-05-29 11:34:37] [INFO ] Implicit Places using invariants in 770 ms returned []
[2024-05-29 11:34:37] [INFO ] Invariant cache hit.
[2024-05-29 11:34:38] [INFO ] Implicit Places using invariants and state equation in 1490 ms returned []
Implicit Place search using SMT with State Equation took 2263 ms to find 0 implicit places.
[2024-05-29 11:34:38] [INFO ] Redundant transitions in 24 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:34:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 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 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60522ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60532ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62869 ms. Remains : 1380/1380 places, 1640/1640 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 (NOT p0) p1)]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 386 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 5353 steps (0 resets) in 572 ms. (9 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p1))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 1 factoid took 447 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 97 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 135 reset in 9183 ms.
Product exploration explored 100000 steps with 132 reset in 9760 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 39 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:36:01] [INFO ] Invariant cache hit.
[2024-05-29 11:36:02] [INFO ] Implicit Places using invariants in 795 ms returned []
[2024-05-29 11:36:02] [INFO ] Invariant cache hit.
[2024-05-29 11:36:04] [INFO ] Implicit Places using invariants and state equation in 1572 ms returned []
Implicit Place search using SMT with State Equation took 2371 ms to find 0 implicit places.
[2024-05-29 11:36:04] [INFO ] Redundant transitions in 33 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:36:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60528ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60539ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62995 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Treatment of property SquareGrid-PT-100510-LTLFireability-07 finished in 226078 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' '!((p0 U (p1||X(p2))))'
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 25 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:37:04] [INFO ] Invariant cache hit.
[2024-05-29 11:37:05] [INFO ] Implicit Places using invariants in 781 ms returned []
[2024-05-29 11:37:05] [INFO ] Invariant cache hit.
[2024-05-29 11:37:07] [INFO ] Implicit Places using invariants and state equation in 1687 ms returned []
Implicit Place search using SMT with State Equation took 2470 ms to find 0 implicit places.
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:37:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60483ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60495ms
Finished structural reductions in LTL mode , in 1 iterations and 62995 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 117 ms :[true, (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-11
Entered a terminal (fully accepting) state of product in 360 steps with 2 reset in 32 ms.
FORMULA SquareGrid-PT-100510-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-100510-LTLFireability-11 finished in 63166 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(((p0||G(p1)) U (p2||F(!p3)))))'
Support contains 8 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 24 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:38:08] [INFO ] Invariant cache hit.
[2024-05-29 11:38:08] [INFO ] Implicit Places using invariants in 785 ms returned []
[2024-05-29 11:38:08] [INFO ] Invariant cache hit.
[2024-05-29 11:38:10] [INFO ] Implicit Places using invariants and state equation in 1556 ms returned []
Implicit Place search using SMT with State Equation took 2344 ms to find 0 implicit places.
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:38:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
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(s1322 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60502ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60515ms
Finished structural reductions in LTL mode , in 1 iterations and 62892 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 172 ms :[(AND (NOT p2) p3), (AND (NOT p2) p3), p3, (AND p3 (NOT p1))]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-12
Product exploration explored 100000 steps with 43010 reset in 4365 ms.
Product exploration explored 100000 steps with 40620 reset in 5012 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 p2) (NOT p3) (NOT p0) (NOT p1)), (X (NOT (OR (AND (NOT p2) p3 p0) (AND (NOT p2) p3 p1)))), (X (NOT (AND (NOT p2) p3 (NOT p0) p1))), (X (NOT p0))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p3), (X (NOT p3)), (X p1), (X (NOT p1)), (X (AND (NOT p2) p3 (NOT p0) (NOT p1))), (X (NOT (AND (NOT p2) p3 (NOT p0) (NOT p1)))), (X (X p2)), (X (X (NOT p2))), (X (X (AND p3 (NOT p1)))), (X (X (NOT (AND p3 (NOT p1))))), (X (X p3)), (X (X (NOT p3))), (X (X (AND p3 p1))), (X (X (NOT (AND p3 p1)))), (X (X (OR (AND (NOT p2) p3 p0) (AND (NOT p2) p3 p1)))), (X (X (NOT (OR (AND (NOT p2) p3 p0) (AND (NOT p2) p3 p1))))), (X (X (AND (NOT p2) p3 (NOT p0) p1))), (X (X (NOT (AND (NOT p2) p3 (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p2) p3 (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p2) p3 (NOT p0) (NOT p1)))))]
Knowledge based reduction with 4 factoid took 783 ms. Reduced automaton from 4 states, 7 edges and 4 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(AND p3 (NOT p2)), p3, (AND p3 (NOT p2))]
RANDOM walk for 2966 steps (0 resets) in 328 ms. (9 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p2) (NOT p3) (NOT p0) (NOT p1)), (X (NOT (OR (AND (NOT p2) p3 p0) (AND (NOT p2) p3 p1)))), (X (NOT (AND (NOT p2) p3 (NOT p0) p1))), (X (NOT p0))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p3), (X (NOT p3)), (X p1), (X (NOT p1)), (X (AND (NOT p2) p3 (NOT p0) (NOT p1))), (X (NOT (AND (NOT p2) p3 (NOT p0) (NOT p1)))), (X (X p2)), (X (X (NOT p2))), (X (X (AND p3 (NOT p1)))), (X (X (NOT (AND p3 (NOT p1))))), (X (X p3)), (X (X (NOT p3))), (X (X (AND p3 p1))), (X (X (NOT (AND p3 p1)))), (X (X (OR (AND (NOT p2) p3 p0) (AND (NOT p2) p3 p1)))), (X (X (NOT (OR (AND (NOT p2) p3 p0) (AND (NOT p2) p3 p1))))), (X (X (AND (NOT p2) p3 (NOT p0) p1))), (X (X (NOT (AND (NOT p2) p3 (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p2) p3 (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p2) p3 (NOT p0) (NOT p1))))), (F p2), (F (NOT (OR p2 (NOT p3)))), (F p3)]
Knowledge based reduction with 4 factoid took 864 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 130 ms :[(AND p3 (NOT p2)), p3, (AND p3 (NOT p2))]
Stuttering acceptance computed with spot in 108 ms :[(AND p3 (NOT p2)), p3, (AND p3 (NOT p2))]
Support contains 4 out of 1380 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 24 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:39:24] [INFO ] Invariant cache hit.
[2024-05-29 11:39:25] [INFO ] Implicit Places using invariants in 780 ms returned []
[2024-05-29 11:39:25] [INFO ] Invariant cache hit.
[2024-05-29 11:39:27] [INFO ] Implicit Places using invariants and state equation in 1604 ms returned []
Implicit Place search using SMT with State Equation took 2385 ms to find 0 implicit places.
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:39:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60488ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60501ms
Finished structural reductions in LTL mode , in 1 iterations and 62916 ms. Remains : 1380/1380 places, 1640/1640 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 (NOT p3) (NOT p2))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p3), (X (NOT p3)), (X (AND (NOT p2) p3)), (X (NOT (AND (NOT p2) p3))), (X (X p3)), (X (X (NOT p3)))]
Knowledge based reduction with 1 factoid took 239 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(AND p3 (NOT p2)), p3, (AND p3 (NOT p2))]
RANDOM walk for 4645 steps (0 resets) in 514 ms. (9 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p3) (NOT p2))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p3), (X (NOT p3)), (X (AND (NOT p2) p3)), (X (NOT (AND (NOT p2) p3))), (X (X p3)), (X (X (NOT p3))), (F p2), (F (NOT (OR p2 (NOT p3)))), (F p3)]
Knowledge based reduction with 1 factoid took 489 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[(AND p3 (NOT p2)), p3, (AND p3 (NOT p2))]
Stuttering acceptance computed with spot in 123 ms :[(AND p3 (NOT p2)), p3, (AND p3 (NOT p2))]
Stuttering acceptance computed with spot in 119 ms :[(AND p3 (NOT p2)), p3, (AND p3 (NOT p2))]
Product exploration explored 100000 steps with 41783 reset in 4409 ms.
Product exploration explored 100000 steps with 42960 reset in 4708 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 123 ms :[(AND p3 (NOT p2)), p3, (AND p3 (NOT p2))]
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 110 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:40:40] [INFO ] Redundant transitions in 23 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:40:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60501ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60512ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60654 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 23 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:41:41] [INFO ] Invariant cache hit.
[2024-05-29 11:41:41] [INFO ] Implicit Places using invariants in 739 ms returned []
[2024-05-29 11:41:41] [INFO ] Invariant cache hit.
[2024-05-29 11:41:43] [INFO ] Implicit Places using invariants and state equation in 1500 ms returned []
Implicit Place search using SMT with State Equation took 2240 ms to find 0 implicit places.
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:41:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
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0)
(s579 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60494ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60504ms
Finished structural reductions in LTL mode , in 1 iterations and 62771 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Treatment of property SquareGrid-PT-100510-LTLFireability-12 finished in 275983 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(p0))'
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 30 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:42:44] [INFO ] Invariant cache hit.
[2024-05-29 11:42:44] [INFO ] Implicit Places using invariants in 777 ms returned []
[2024-05-29 11:42:44] [INFO ] Invariant cache hit.
[2024-05-29 11:42:46] [INFO ] Implicit Places using invariants and state equation in 1687 ms returned []
Implicit Place search using SMT with State Equation took 2466 ms to find 0 implicit places.
[2024-05-29 11:42:46] [INFO ] Redundant transitions in 30 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:42:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60507ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60517ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63053 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : SquareGrid-PT-100510-LTLFireability-13
Product exploration explored 100000 steps with 177 reset in 8935 ms.
Product exploration explored 100000 steps with 192 reset in 9336 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 : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 158 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
RANDOM walk for 1451 steps (0 resets) in 144 ms. (10 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 197 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2024-05-29 11:44:07] [INFO ] Invariant cache hit.
[2024-05-29 11:44:09] [INFO ] [Real]Absence check using 540 positive place invariants in 331 ms returned sat
[2024-05-29 11:44:09] [INFO ] [Real]Absence check using 540 positive and 1 generalized place invariants in 428 ms returned sat
[2024-05-29 11:44:12] [INFO ] [Real]Absence check using state equation in 2254 ms returned sat
[2024-05-29 11:44:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 11:44:14] [INFO ] [Nat]Absence check using 540 positive place invariants in 482 ms returned sat
[2024-05-29 11:44:14] [INFO ] [Nat]Absence check using 540 positive and 1 generalized place invariants in 26 ms returned sat
[2024-05-29 11:44:16] [INFO ] [Nat]Absence check using state equation in 2598 ms returned sat
[2024-05-29 11:44:16] [INFO ] Computed and/alt/rep : 1240/1240/1240 causal constraints (skipped 0 transitions) in 72 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:587)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:252)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-29 11:44:27] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 28 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:44:27] [INFO ] Invariant cache hit.
[2024-05-29 11:44:28] [INFO ] Implicit Places using invariants in 792 ms returned []
[2024-05-29 11:44:28] [INFO ] Invariant cache hit.
[2024-05-29 11:44:29] [INFO ] Implicit Places using invariants and state equation in 1663 ms returned []
Implicit Place search using SMT with State Equation took 2457 ms to find 0 implicit places.
[2024-05-29 11:44:29] [INFO ] Redundant transitions in 30 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:44:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60480ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60491ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63020 ms. Remains : 1380/1380 places, 1640/1640 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 : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 180 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
RANDOM walk for 1787 steps (0 resets) in 176 ms. (10 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 160 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2024-05-29 11:45:32] [INFO ] Invariant cache hit.
[2024-05-29 11:45:34] [INFO ] [Real]Absence check using 540 positive place invariants in 347 ms returned sat
[2024-05-29 11:45:34] [INFO ] [Real]Absence check using 540 positive and 1 generalized place invariants in 417 ms returned sat
[2024-05-29 11:45:36] [INFO ] [Real]Absence check using state equation in 2067 ms returned sat
[2024-05-29 11:45:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 11:45:38] [INFO ] [Nat]Absence check using 540 positive place invariants in 501 ms returned sat
[2024-05-29 11:45:38] [INFO ] [Nat]Absence check using 540 positive and 1 generalized place invariants in 26 ms returned sat
[2024-05-29 11:45:41] [INFO ] [Nat]Absence check using state equation in 2690 ms returned sat
[2024-05-29 11:45:41] [INFO ] Computed and/alt/rep : 1240/1240/1240 causal constraints (skipped 0 transitions) in 73 ms.
[2024-05-29 11:45:52] [INFO ] Added : 565 causal constraints over 113 iterations in 10466 ms. Result :unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Product exploration explored 100000 steps with 181 reset in 8933 ms.
Product exploration explored 100000 steps with 156 reset in 9583 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 1640/1640 transitions.
Applied a total of 0 rules in 27 ms. Remains 1380 /1380 variables (removed 0) and now considering 1640/1640 (removed 0) transitions.
[2024-05-29 11:46:10] [INFO ] Invariant cache hit.
[2024-05-29 11:46:11] [INFO ] Implicit Places using invariants in 773 ms returned []
[2024-05-29 11:46:11] [INFO ] Invariant cache hit.
[2024-05-29 11:46:13] [INFO ] Implicit Places using invariants and state equation in 1667 ms returned []
Implicit Place search using SMT with State Equation took 2443 ms to find 0 implicit places.
[2024-05-29 11:46:13] [INFO ] Redundant transitions in 30 ms returned []
Running 1240 sub problems to find dead transitions.
[2024-05-29 11:46:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 1240/1240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 2 (OVERLAPS) 800/1380 variables, 500/540 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1380/3020 variables, and 541 constraints, problems are : Problem set: 0 solved, 1240 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 540/540 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/1380 constraints, PredecessorRefiner: 0/1240 constraints, Known Traps: 0/0 constraints]
After SMT, in 60494ms problems are : Problem set: 0 solved, 1240 unsolved
Search for dead transitions found 0 dead transitions in 60505ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63014 ms. Remains : 1380/1380 places, 1640/1640 transitions.
Treatment of property SquareGrid-PT-100510-LTLFireability-13 finished in 269604 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(X((X((F(p1)||p0))||(X(G(p2))&&p1))))))'
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' '!(G((p0||X(F((p0||X(p1)))))))'
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(((p0||G(p1)) U (p2||F(!p3)))))'
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(p0))'
[2024-05-29 11:47:14] [INFO ] Flatten gal took : 72 ms
[2024-05-29 11:47:14] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-29 11:47:14] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1380 places, 1640 transitions and 6560 arcs took 13 ms.
Total runtime 1408873 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running SquareGrid-PT-100510

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 1380
TRANSITIONS: 1640
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.037s, Sys 0.004s]


SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.005s, Sys 0.000s]


----------------------------------------------------------------------
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: 2289
MODEL NAME: /home/mcc/execution/414/model
1380 places, 1640 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.
Split: SplitSubtract
Start RS construction.
CANNOT_COMPUTE
EXITCODE: 87
----------------------------------------------------------------------

BK_STOP 1716985249531

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ 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
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

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="SquareGrid-PT-100510"
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 SquareGrid-PT-100510, 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 r399-tall-171690529500076"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SquareGrid-PT-100510.tgz
mv SquareGrid-PT-100510 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 ;