fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r180-tall-171640603100308
Last Updated
July 7, 2024

About the Execution of ITS-Tools for FunctionPointer-PT-c032

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15605.596 3600000.00 9529758.00 4769.30 TTF?FTFFFFTTTTFF normal

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.r180-tall-171640603100308.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is FunctionPointer-PT-c032, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640603100308
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 6.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 194K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 4.2M May 18 16:42 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 FunctionPointer-PT-c032-LTLFireability-00
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-01
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-02
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-03
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-04
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-05
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-06
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-07
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-08
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-09
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-10
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-11
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-12
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-13
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-14
FORMULA_NAME FunctionPointer-PT-c032-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716488138314

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c032
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-23 18:15:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-23 18:15:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 18:15:39] [INFO ] Load time of PNML (sax parser for PT used): 368 ms
[2024-05-23 18:15:39] [INFO ] Transformed 2826 places.
[2024-05-23 18:15:40] [INFO ] Transformed 8960 transitions.
[2024-05-23 18:15:40] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 554 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 1198 places in 45 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c032-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 1628 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 1611 transition count 5962
Discarding 294 places :
Symmetric choice reduction at 1 with 294 rule applications. Total rules 311 place count 1317 transition count 3762
Iterating global reduction 1 with 294 rules applied. Total rules applied 605 place count 1317 transition count 3762
Ensure Unique test removed 408 transitions
Reduce isomorphic transitions removed 408 transitions.
Iterating post reduction 1 with 408 rules applied. Total rules applied 1013 place count 1317 transition count 3354
Discarding 150 places :
Symmetric choice reduction at 2 with 150 rule applications. Total rules 1163 place count 1167 transition count 3054
Iterating global reduction 2 with 150 rules applied. Total rules applied 1313 place count 1167 transition count 3054
Ensure Unique test removed 88 transitions
Reduce isomorphic transitions removed 88 transitions.
Iterating post reduction 2 with 88 rules applied. Total rules applied 1401 place count 1167 transition count 2966
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1415 place count 1153 transition count 2938
Iterating global reduction 3 with 14 rules applied. Total rules applied 1429 place count 1153 transition count 2938
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1443 place count 1139 transition count 2910
Iterating global reduction 3 with 14 rules applied. Total rules applied 1457 place count 1139 transition count 2910
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1471 place count 1125 transition count 2882
Iterating global reduction 3 with 14 rules applied. Total rules applied 1485 place count 1125 transition count 2882
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1498 place count 1112 transition count 2856
Iterating global reduction 3 with 13 rules applied. Total rules applied 1511 place count 1112 transition count 2856
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1524 place count 1099 transition count 2830
Iterating global reduction 3 with 13 rules applied. Total rules applied 1537 place count 1099 transition count 2830
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1550 place count 1086 transition count 2804
Iterating global reduction 3 with 13 rules applied. Total rules applied 1563 place count 1086 transition count 2804
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1576 place count 1073 transition count 2778
Iterating global reduction 3 with 13 rules applied. Total rules applied 1589 place count 1073 transition count 2778
Discarding 47 places :
Symmetric choice reduction at 3 with 47 rule applications. Total rules 1636 place count 1026 transition count 2604
Iterating global reduction 3 with 47 rules applied. Total rules applied 1683 place count 1026 transition count 2604
Discarding 54 places :
Symmetric choice reduction at 3 with 54 rule applications. Total rules 1737 place count 972 transition count 2388
Iterating global reduction 3 with 54 rules applied. Total rules applied 1791 place count 972 transition count 2388
Discarding 54 places :
Symmetric choice reduction at 3 with 54 rule applications. Total rules 1845 place count 918 transition count 2252
Iterating global reduction 3 with 54 rules applied. Total rules applied 1899 place count 918 transition count 2252
Discarding 54 places :
Symmetric choice reduction at 3 with 54 rule applications. Total rules 1953 place count 864 transition count 2144
Iterating global reduction 3 with 54 rules applied. Total rules applied 2007 place count 864 transition count 2144
Discarding 53 places :
Symmetric choice reduction at 3 with 53 rule applications. Total rules 2060 place count 811 transition count 2038
Iterating global reduction 3 with 53 rules applied. Total rules applied 2113 place count 811 transition count 2038
Discarding 53 places :
Symmetric choice reduction at 3 with 53 rule applications. Total rules 2166 place count 758 transition count 1932
Iterating global reduction 3 with 53 rules applied. Total rules applied 2219 place count 758 transition count 1932
Discarding 53 places :
Symmetric choice reduction at 3 with 53 rule applications. Total rules 2272 place count 705 transition count 1826
Iterating global reduction 3 with 53 rules applied. Total rules applied 2325 place count 705 transition count 1826
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 2338 place count 692 transition count 1800
Iterating global reduction 3 with 13 rules applied. Total rules applied 2351 place count 692 transition count 1800
Applied a total of 2351 rules in 1482 ms. Remains 692 /1628 variables (removed 936) and now considering 1800/5962 (removed 4162) transitions.
[2024-05-23 18:15:41] [INFO ] Flow matrix only has 1206 transitions (discarded 594 similar events)
// Phase 1: matrix 1206 rows 692 cols
[2024-05-23 18:15:41] [INFO ] Computed 2 invariants in 38 ms
[2024-05-23 18:15:42] [INFO ] Implicit Places using invariants in 626 ms returned []
[2024-05-23 18:15:42] [INFO ] Flow matrix only has 1206 transitions (discarded 594 similar events)
[2024-05-23 18:15:42] [INFO ] Invariant cache hit.
[2024-05-23 18:15:42] [INFO ] State equation strengthened by 293 read => feed constraints.
[2024-05-23 18:15:44] [INFO ] Implicit Places using invariants and state equation in 1777 ms returned []
Implicit Place search using SMT with State Equation took 2436 ms to find 0 implicit places.
Running 1798 sub problems to find dead transitions.
[2024-05-23 18:15:44] [INFO ] Flow matrix only has 1206 transitions (discarded 594 similar events)
[2024-05-23 18:15:44] [INFO ] Invariant cache hit.
[2024-05-23 18:15:44] [INFO ] State equation strengthened by 293 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/692 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1798 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/692 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1798 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 692/1898 variables, and 2 constraints, problems are : Problem set: 0 solved, 1798 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/692 constraints, ReadFeed: 0/293 constraints, PredecessorRefiner: 1798/1798 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1798 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/692 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1798 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/692 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1798 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/692 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1798 unsolved
At refinement iteration 3 (OVERLAPS) 1206/1898 variables, 692/694 constraints. Problems are: Problem set: 0 solved, 1798 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1898 variables, 293/987 constraints. Problems are: Problem set: 0 solved, 1798 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1898/1898 variables, and 2785 constraints, problems are : Problem set: 0 solved, 1798 unsolved in 31951 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 692/692 constraints, ReadFeed: 293/293 constraints, PredecessorRefiner: 1798/1798 constraints, Known Traps: 0/0 constraints]
After SMT, in 71047ms problems are : Problem set: 0 solved, 1798 unsolved
Search for dead transitions found 0 dead transitions in 71080ms
Starting structural reductions in LTL mode, iteration 1 : 692/1628 places, 1800/5962 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 75044 ms. Remains : 692/1628 places, 1800/5962 transitions.
Support contains 18 out of 692 places after structural reductions.
[2024-05-23 18:16:55] [INFO ] Flatten gal took : 156 ms
[2024-05-23 18:16:55] [INFO ] Flatten gal took : 105 ms
[2024-05-23 18:16:55] [INFO ] Input system was already deterministic with 1800 transitions.
Reduction of identical properties reduced properties to check from 18 to 16
RANDOM walk for 40045 steps (8 resets) in 2984 ms. (13 steps per ms) remains 13/16 properties
BEST_FIRST walk for 40004 steps (8 resets) in 197 ms. (202 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 320 ms. (124 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 86 ms. (459 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 76 ms. (519 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 76 ms. (519 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 13/13 properties
[2024-05-23 18:16:57] [INFO ] Flow matrix only has 1206 transitions (discarded 594 similar events)
[2024-05-23 18:16:57] [INFO ] Invariant cache hit.
[2024-05-23 18:16:57] [INFO ] State equation strengthened by 293 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 383/398 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/398 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 931/1329 variables, 398/399 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1329 variables, 217/616 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1329 variables, 0/616 constraints. Problems are: Problem set: 0 solved, 13 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 471/1800 variables, 204/820 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1800 variables, 1/821 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1800 variables, 76/897 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1800 variables, 0/897 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (OVERLAPS) 91/1891 variables, 86/983 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1891 variables, 0/983 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (OVERLAPS) 4/1895 variables, 2/985 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1895 variables, 0/985 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (OVERLAPS) 3/1898 variables, 2/987 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1898 variables, 0/987 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 16 (OVERLAPS) 0/1898 variables, 0/987 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1898/1898 variables, and 987 constraints, problems are : Problem set: 0 solved, 13 unsolved in 3023 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 692/692 constraints, ReadFeed: 293/293 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 383/398 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/398 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 931/1329 variables, 398/399 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1329 variables, 217/616 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1329 variables, 0/616 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 471/1800 variables, 204/820 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1800 variables, 1/821 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1800 variables, 76/897 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1800 variables, 13/910 constraints. Problems are: Problem set: 0 solved, 13 unsolved
[2024-05-23 18:17:02] [INFO ] Deduced a trap composed of 131 places in 182 ms of which 28 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/1800 variables, 1/911 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1800 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (OVERLAPS) 91/1891 variables, 86/997 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1891 variables, 0/997 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (OVERLAPS) 4/1895 variables, 2/999 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1895/1898 variables, and 999 constraints, problems are : Problem set: 0 solved, 13 unsolved in 5047 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 690/692 constraints, ReadFeed: 293/293 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 1/1 constraints]
After SMT, in 8209ms problems are : Problem set: 0 solved, 13 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 15 out of 692 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 690 transition count 1796
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 690 transition count 1796
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 690 transition count 1794
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 8 place count 688 transition count 1790
Iterating global reduction 1 with 2 rules applied. Total rules applied 10 place count 688 transition count 1790
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 12 place count 686 transition count 1786
Iterating global reduction 1 with 2 rules applied. Total rules applied 14 place count 686 transition count 1786
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 15 place count 685 transition count 1784
Iterating global reduction 1 with 1 rules applied. Total rules applied 16 place count 685 transition count 1784
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 17 place count 684 transition count 1782
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 684 transition count 1782
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 19 place count 683 transition count 1778
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 683 transition count 1778
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 21 place count 682 transition count 1774
Iterating global reduction 1 with 1 rules applied. Total rules applied 22 place count 682 transition count 1774
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 23 place count 681 transition count 1772
Iterating global reduction 1 with 1 rules applied. Total rules applied 24 place count 681 transition count 1772
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 25 place count 680 transition count 1770
Iterating global reduction 1 with 1 rules applied. Total rules applied 26 place count 680 transition count 1770
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 27 place count 679 transition count 1768
Iterating global reduction 1 with 1 rules applied. Total rules applied 28 place count 679 transition count 1768
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 29 place count 678 transition count 1766
Iterating global reduction 1 with 1 rules applied. Total rules applied 30 place count 678 transition count 1766
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 31 place count 677 transition count 1764
Iterating global reduction 1 with 1 rules applied. Total rules applied 32 place count 677 transition count 1764
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 1 with 18 rules applied. Total rules applied 50 place count 677 transition count 1746
Applied a total of 50 rules in 1328 ms. Remains 677 /692 variables (removed 15) and now considering 1746/1800 (removed 54) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1340 ms. Remains : 677/692 places, 1746/1800 transitions.
RANDOM walk for 40054 steps (8 resets) in 520 ms. (76 steps per ms) remains 12/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 170 ms. (233 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 100 ms. (396 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 72 ms. (548 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 56 ms. (701 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 81468 steps, run timeout after 3001 ms. (steps per millisecond=27 ) properties seen :2 out of 12
Probabilistic random walk after 81468 steps, saw 53233 distinct states, run finished after 3008 ms. (steps per millisecond=27 ) properties seen :2
[2024-05-23 18:17:10] [INFO ] Flow matrix only has 1172 transitions (discarded 574 similar events)
// Phase 1: matrix 1172 rows 677 cols
[2024-05-23 18:17:10] [INFO ] Computed 2 invariants in 10 ms
[2024-05-23 18:17:10] [INFO ] State equation strengthened by 288 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 383/396 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 916/1312 variables, 396/397 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1312 variables, 213/610 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1312 variables, 0/610 constraints. Problems are: Problem set: 0 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 445/1757 variables, 195/805 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1757 variables, 1/806 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1757 variables, 75/881 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1757 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 87/1844 variables, 83/964 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1844 variables, 0/964 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 5/1849 variables, 3/967 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1849 variables, 0/967 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (OVERLAPS) 0/1849 variables, 0/967 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1849/1849 variables, and 967 constraints, problems are : Problem set: 0 solved, 10 unsolved in 2124 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 677/677 constraints, ReadFeed: 288/288 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 383/396 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 916/1312 variables, 396/397 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1312 variables, 213/610 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1312 variables, 0/610 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 445/1757 variables, 195/805 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1757 variables, 1/806 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1757 variables, 75/881 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1757 variables, 10/891 constraints. Problems are: Problem set: 0 solved, 10 unsolved
[2024-05-23 18:17:14] [INFO ] Deduced a trap composed of 131 places in 129 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/1757 variables, 1/892 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1757 variables, 0/892 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 87/1844 variables, 83/975 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1844 variables, 0/975 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (OVERLAPS) 5/1849 variables, 3/978 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1849 variables, 0/978 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (OVERLAPS) 0/1849 variables, 0/978 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1849/1849 variables, and 978 constraints, problems are : Problem set: 0 solved, 10 unsolved in 6703 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 677/677 constraints, ReadFeed: 288/288 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 1/1 constraints]
After SMT, in 9043ms problems are : Problem set: 0 solved, 10 unsolved
Parikh walk visited 6 properties in 17109 ms.
Support contains 6 out of 677 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 677/677 places, 1746/1746 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 671 transition count 1732
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 671 transition count 1732
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 14 place count 671 transition count 1730
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 20 place count 665 transition count 1718
Iterating global reduction 1 with 6 rules applied. Total rules applied 26 place count 665 transition count 1718
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 30 place count 661 transition count 1704
Iterating global reduction 1 with 4 rules applied. Total rules applied 34 place count 661 transition count 1704
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 38 place count 657 transition count 1696
Iterating global reduction 1 with 4 rules applied. Total rules applied 42 place count 657 transition count 1696
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 46 place count 653 transition count 1688
Iterating global reduction 1 with 4 rules applied. Total rules applied 50 place count 653 transition count 1688
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 54 place count 649 transition count 1680
Iterating global reduction 1 with 4 rules applied. Total rules applied 58 place count 649 transition count 1680
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 62 place count 645 transition count 1672
Iterating global reduction 1 with 4 rules applied. Total rules applied 66 place count 645 transition count 1672
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 69 place count 642 transition count 1666
Iterating global reduction 1 with 3 rules applied. Total rules applied 72 place count 642 transition count 1666
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 75 place count 639 transition count 1660
Iterating global reduction 1 with 3 rules applied. Total rules applied 78 place count 639 transition count 1660
Applied a total of 78 rules in 474 ms. Remains 639 /677 variables (removed 38) and now considering 1660/1746 (removed 86) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 474 ms. Remains : 639/677 places, 1660/1746 transitions.
RANDOM walk for 40054 steps (8 resets) in 181 ms. (220 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 2/2 properties
[2024-05-23 18:17:37] [INFO ] Flow matrix only has 1111 transitions (discarded 549 similar events)
// Phase 1: matrix 1111 rows 639 cols
[2024-05-23 18:17:37] [INFO ] Computed 2 invariants in 8 ms
[2024-05-23 18:17:37] [INFO ] State equation strengthened by 274 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 345/348 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1181/1529 variables, 488/491 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1529 variables, 274/765 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1529 variables, 0/765 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 62/1591 variables, 1/766 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1591 variables, 0/766 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/1592 variables, 1/767 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1592 variables, 1/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1592 variables, 0/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 152/1744 variables, 143/911 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1744 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 5/1749 variables, 3/914 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1749 variables, 0/914 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 1/1750 variables, 1/915 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1750 variables, 0/915 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1750 variables, 0/915 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 915 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1339 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 639/639 constraints, ReadFeed: 274/274 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 345/348 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1181/1529 variables, 488/491 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1529 variables, 274/765 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1529 variables, 2/767 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1529 variables, 0/767 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 62/1591 variables, 1/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1591 variables, 0/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/1592 variables, 1/769 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1592 variables, 1/770 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1592 variables, 0/770 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 152/1744 variables, 143/913 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1744 variables, 0/913 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 5/1749 variables, 3/916 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1749 variables, 0/916 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1/1750 variables, 1/917 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1750 variables, 0/917 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/1750 variables, 0/917 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 917 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2381 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 639/639 constraints, ReadFeed: 274/274 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 3768ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 497 ms.
Support contains 3 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 639/639 places, 1660/1660 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 637 transition count 1656
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 637 transition count 1656
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 635 transition count 1650
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 635 transition count 1650
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 633 transition count 1644
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 633 transition count 1644
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 14 place count 631 transition count 1640
Iterating global reduction 0 with 2 rules applied. Total rules applied 16 place count 631 transition count 1640
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 629 transition count 1636
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 629 transition count 1636
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 627 transition count 1632
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 627 transition count 1632
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 625 transition count 1628
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 625 transition count 1628
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 30 place count 623 transition count 1624
Iterating global reduction 0 with 2 rules applied. Total rules applied 32 place count 623 transition count 1624
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 622 transition count 1622
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 622 transition count 1622
Applied a total of 34 rules in 197 ms. Remains 622 /639 variables (removed 17) and now considering 1622/1660 (removed 38) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 197 ms. Remains : 622/639 places, 1622/1660 transitions.
RANDOM walk for 40041 steps (8 resets) in 115 ms. (345 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 292689 steps, run timeout after 3001 ms. (steps per millisecond=97 ) properties seen :0 out of 2
Probabilistic random walk after 292689 steps, saw 189988 distinct states, run finished after 3002 ms. (steps per millisecond=97 ) properties seen :0
[2024-05-23 18:17:45] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
// Phase 1: matrix 1084 rows 622 cols
[2024-05-23 18:17:45] [INFO ] Computed 2 invariants in 9 ms
[2024-05-23 18:17:45] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 339/342 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/342 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1155/1497 variables, 478/481 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1497 variables, 268/749 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1497 variables, 0/749 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 62/1559 variables, 1/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1559 variables, 0/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/1560 variables, 1/751 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1560 variables, 1/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1560 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 141/1701 variables, 137/889 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1701 variables, 0/889 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 4/1705 variables, 2/891 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1705 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 1/1706 variables, 1/892 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1706 variables, 0/892 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1706 variables, 0/892 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1706/1706 variables, and 892 constraints, problems are : Problem set: 0 solved, 2 unsolved in 670 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 622/622 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 339/342 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/342 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1155/1497 variables, 478/481 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1497 variables, 268/749 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1497 variables, 2/751 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1497 variables, 0/751 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 62/1559 variables, 1/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1559 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/1560 variables, 1/753 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1560 variables, 1/754 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1560 variables, 0/754 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 141/1701 variables, 137/891 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 18:17:46] [INFO ] Deduced a trap composed of 135 places in 120 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1701 variables, 1/892 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1701 variables, 0/892 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 4/1705 variables, 2/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1705 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 1/1706 variables, 1/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1706 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1706 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1706/1706 variables, and 895 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1936 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 622/622 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 2653ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 474 ms.
Support contains 3 out of 622 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 622/622 places, 1622/1622 transitions.
Applied a total of 0 rules in 91 ms. Remains 622 /622 variables (removed 0) and now considering 1622/1622 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 622/622 places, 1622/1622 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 622/622 places, 1622/1622 transitions.
Applied a total of 0 rules in 78 ms. Remains 622 /622 variables (removed 0) and now considering 1622/1622 (removed 0) transitions.
[2024-05-23 18:17:48] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 18:17:48] [INFO ] Invariant cache hit.
[2024-05-23 18:17:48] [INFO ] Implicit Places using invariants in 365 ms returned []
[2024-05-23 18:17:48] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 18:17:48] [INFO ] Invariant cache hit.
[2024-05-23 18:17:49] [INFO ] State equation strengthened by 268 read => feed constraints.
[2024-05-23 18:17:50] [INFO ] Implicit Places using invariants and state equation in 2174 ms returned []
Implicit Place search using SMT with State Equation took 2543 ms to find 0 implicit places.
[2024-05-23 18:17:51] [INFO ] Redundant transitions in 80 ms returned []
Running 1620 sub problems to find dead transitions.
[2024-05-23 18:17:51] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 18:17:51] [INFO ] Invariant cache hit.
[2024-05-23 18:17:51] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/622 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/622 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 622/1706 variables, and 2 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/622 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1620/1620 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1620 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/622 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/622 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/622 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 3 (OVERLAPS) 1084/1706 variables, 622/624 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1706 variables, 268/892 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1706/1706 variables, and 2512 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 31675 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 622/622 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1620/1620 constraints, Known Traps: 0/0 constraints]
After SMT, in 69740ms problems are : Problem set: 0 solved, 1620 unsolved
Search for dead transitions found 0 dead transitions in 69757ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72469 ms. Remains : 622/622 places, 1622/1622 transitions.
FORMULA FunctionPointer-PT-c032-LTLFireability-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA FunctionPointer-PT-c032-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 192 stabilizing places and 512 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((!p0 U (G(!p0)||p1)) U (G((!p0 U (p1||G(!p0))))||(F(!p2)&&(!p0 U (p1||G(!p0))))))))'
Support contains 4 out of 692 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 682 transition count 1778
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 682 transition count 1778
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 22 place count 682 transition count 1776
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 31 place count 673 transition count 1754
Iterating global reduction 1 with 9 rules applied. Total rules applied 40 place count 673 transition count 1754
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 49 place count 664 transition count 1724
Iterating global reduction 1 with 9 rules applied. Total rules applied 58 place count 664 transition count 1724
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 66 place count 656 transition count 1698
Iterating global reduction 1 with 8 rules applied. Total rules applied 74 place count 656 transition count 1698
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 82 place count 648 transition count 1682
Iterating global reduction 1 with 8 rules applied. Total rules applied 90 place count 648 transition count 1682
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 98 place count 640 transition count 1664
Iterating global reduction 1 with 8 rules applied. Total rules applied 106 place count 640 transition count 1664
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 114 place count 632 transition count 1646
Iterating global reduction 1 with 8 rules applied. Total rules applied 122 place count 632 transition count 1646
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 129 place count 625 transition count 1632
Iterating global reduction 1 with 7 rules applied. Total rules applied 136 place count 625 transition count 1632
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 142 place count 619 transition count 1620
Iterating global reduction 1 with 6 rules applied. Total rules applied 148 place count 619 transition count 1620
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 149 place count 618 transition count 1618
Iterating global reduction 1 with 1 rules applied. Total rules applied 150 place count 618 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 151 place count 617 transition count 1616
Iterating global reduction 1 with 1 rules applied. Total rules applied 152 place count 617 transition count 1616
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 153 place count 616 transition count 1614
Iterating global reduction 1 with 1 rules applied. Total rules applied 154 place count 616 transition count 1614
Applied a total of 154 rules in 166 ms. Remains 616 /692 variables (removed 76) and now considering 1614/1800 (removed 186) transitions.
[2024-05-23 18:19:01] [INFO ] Flow matrix only has 1078 transitions (discarded 536 similar events)
// Phase 1: matrix 1078 rows 616 cols
[2024-05-23 18:19:01] [INFO ] Computed 2 invariants in 15 ms
[2024-05-23 18:19:01] [INFO ] Implicit Places using invariants in 407 ms returned []
[2024-05-23 18:19:01] [INFO ] Flow matrix only has 1078 transitions (discarded 536 similar events)
[2024-05-23 18:19:01] [INFO ] Invariant cache hit.
[2024-05-23 18:19:02] [INFO ] State equation strengthened by 267 read => feed constraints.
[2024-05-23 18:19:03] [INFO ] Implicit Places using invariants and state equation in 1764 ms returned []
Implicit Place search using SMT with State Equation took 2173 ms to find 0 implicit places.
Running 1612 sub problems to find dead transitions.
[2024-05-23 18:19:03] [INFO ] Flow matrix only has 1078 transitions (discarded 536 similar events)
[2024-05-23 18:19:03] [INFO ] Invariant cache hit.
[2024-05-23 18:19:03] [INFO ] State equation strengthened by 267 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/616 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1612 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/616 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1612 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s82 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 616/1694 variables, and 2 constraints, problems are : Problem set: 0 solved, 1612 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/616 constraints, ReadFeed: 0/267 constraints, PredecessorRefiner: 1612/1612 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1612 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/616 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1612 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/616 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1612 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 616/1694 variables, and 2 constraints, problems are : Problem set: 0 solved, 1612 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/616 constraints, ReadFeed: 0/267 constraints, PredecessorRefiner: 0/1612 constraints, Known Traps: 0/0 constraints]
After SMT, in 67353ms problems are : Problem set: 0 solved, 1612 unsolved
Search for dead transitions found 0 dead transitions in 67368ms
Starting structural reductions in LTL mode, iteration 1 : 616/692 places, 1614/1800 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69710 ms. Remains : 616/692 places, 1614/1800 transitions.
Stuttering acceptance computed with spot in 365 ms :[true, p2, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p2 p0 (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 731 ms.
Product exploration explored 100000 steps with 50000 reset in 608 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND p1 p2))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 18 factoid took 26 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-c032-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c032-LTLFireability-01 finished in 71547 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(G(p1))||p0)))'
Support contains 2 out of 692 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 681 transition count 1776
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 681 transition count 1776
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 26 place count 681 transition count 1772
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 36 place count 671 transition count 1748
Iterating global reduction 1 with 10 rules applied. Total rules applied 46 place count 671 transition count 1748
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 55 place count 662 transition count 1718
Iterating global reduction 1 with 9 rules applied. Total rules applied 64 place count 662 transition count 1718
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 72 place count 654 transition count 1692
Iterating global reduction 1 with 8 rules applied. Total rules applied 80 place count 654 transition count 1692
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 88 place count 646 transition count 1676
Iterating global reduction 1 with 8 rules applied. Total rules applied 96 place count 646 transition count 1676
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 104 place count 638 transition count 1658
Iterating global reduction 1 with 8 rules applied. Total rules applied 112 place count 638 transition count 1658
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 120 place count 630 transition count 1640
Iterating global reduction 1 with 8 rules applied. Total rules applied 128 place count 630 transition count 1640
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 135 place count 623 transition count 1626
Iterating global reduction 1 with 7 rules applied. Total rules applied 142 place count 623 transition count 1626
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 148 place count 617 transition count 1614
Iterating global reduction 1 with 6 rules applied. Total rules applied 154 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 155 place count 616 transition count 1612
Iterating global reduction 1 with 1 rules applied. Total rules applied 156 place count 616 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 157 place count 615 transition count 1610
Iterating global reduction 1 with 1 rules applied. Total rules applied 158 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 159 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 160 place count 614 transition count 1608
Applied a total of 160 rules in 156 ms. Remains 614 /692 variables (removed 78) and now considering 1608/1800 (removed 192) transitions.
[2024-05-23 18:20:12] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
// Phase 1: matrix 1073 rows 614 cols
[2024-05-23 18:20:12] [INFO ] Computed 2 invariants in 13 ms
[2024-05-23 18:20:13] [INFO ] Implicit Places using invariants in 382 ms returned []
[2024-05-23 18:20:13] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:20:13] [INFO ] Invariant cache hit.
[2024-05-23 18:20:13] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:20:14] [INFO ] Implicit Places using invariants and state equation in 1766 ms returned []
Implicit Place search using SMT with State Equation took 2155 ms to find 0 implicit places.
Running 1606 sub problems to find dead transitions.
[2024-05-23 18:20:15] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:20:15] [INFO ] Invariant cache hit.
[2024-05-23 18:20:15] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1687 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 3 (OVERLAPS) 1073/1687 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1687 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 2487 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 31543 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
After SMT, in 69431ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 69450ms
Starting structural reductions in LTL mode, iteration 1 : 614/692 places, 1608/1800 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71766 ms. Remains : 614/692 places, 1608/1800 transitions.
Stuttering acceptance computed with spot in 112 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-02
Product exploration explored 100000 steps with 28 reset in 540 ms.
Product exploration explored 100000 steps with 93 reset in 725 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 85 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 86 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 40085 steps (8 resets) in 138 ms. (288 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 465397 steps, run timeout after 3001 ms. (steps per millisecond=155 ) properties seen :0 out of 1
Probabilistic random walk after 465397 steps, saw 302075 distinct states, run finished after 3001 ms. (steps per millisecond=155 ) properties seen :0
[2024-05-23 18:21:29] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:21:29] [INFO ] Invariant cache hit.
[2024-05-23 18:21:29] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1141/1477 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1477 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1477 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1539 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1539 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1540 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1540 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1540 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 140/1680 variables, 136/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1680 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 4/1684 variables, 2/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1684 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1687 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1687 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1687 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1687/1687 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 547 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1141/1477 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1477 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1477 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1477 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1539 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1539 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1540 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1540 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1540 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 140/1680 variables, 136/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:21:30] [INFO ] Deduced a trap composed of 131 places in 123 ms of which 4 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1680 variables, 1/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1680 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/1684 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1684 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1687 variables, 2/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1687 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1687 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1229 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1795ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 126 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1608/1608 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 614 transition count 1604
Applied a total of 4 rules in 150 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1608 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 614/614 places, 1604/1608 transitions.
RANDOM walk for 40033 steps (8 resets) in 113 ms. (351 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 493372 steps, run timeout after 3001 ms. (steps per millisecond=164 ) properties seen :0 out of 1
Probabilistic random walk after 493372 steps, saw 320231 distinct states, run finished after 3001 ms. (steps per millisecond=164 ) properties seen :0
[2024-05-23 18:21:34] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 614 cols
[2024-05-23 18:21:34] [INFO ] Computed 2 invariants in 10 ms
[2024-05-23 18:21:34] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 510 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1538 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 139/1677 variables, 135/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:21:35] [INFO ] Deduced a trap composed of 131 places in 120 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1677 variables, 1/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1677 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/1682 variables, 3/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1682 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1685 variables, 2/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1685 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1685 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1178 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1722ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 158 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 68 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 614/614 places, 1604/1604 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 68 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2024-05-23 18:21:36] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:21:36] [INFO ] Invariant cache hit.
[2024-05-23 18:21:36] [INFO ] Implicit Places using invariants in 339 ms returned []
[2024-05-23 18:21:36] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:21:36] [INFO ] Invariant cache hit.
[2024-05-23 18:21:36] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:21:38] [INFO ] Implicit Places using invariants and state equation in 1944 ms returned []
Implicit Place search using SMT with State Equation took 2301 ms to find 0 implicit places.
[2024-05-23 18:21:38] [INFO ] Redundant transitions in 160 ms returned []
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:21:38] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:21:38] [INFO ] Invariant cache hit.
[2024-05-23 18:21:38] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 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 Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1685 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1685 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 2483 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31555 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 69363ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 69396ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71936 ms. Remains : 614/614 places, 1604/1604 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 944 edges and 614 vertex of which 192 / 614 are part of one of the 64 SCC in 5 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 405 transitions
Reduce isomorphic transitions removed 725 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 486 transition count 869
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 476 transition count 869
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 21 place count 476 transition count 796
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 167 place count 403 transition count 796
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 230 place count 340 transition count 733
Iterating global reduction 2 with 63 rules applied. Total rules applied 293 place count 340 transition count 733
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 419 place count 340 transition count 607
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 3 with 254 rules applied. Total rules applied 673 place count 213 transition count 480
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 737 place count 149 transition count 352
Iterating global reduction 3 with 64 rules applied. Total rules applied 801 place count 149 transition count 352
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 802 place count 149 transition count 351
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 865 place count 86 transition count 225
Iterating global reduction 4 with 63 rules applied. Total rules applied 928 place count 86 transition count 225
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 991 place count 23 transition count 99
Iterating global reduction 4 with 63 rules applied. Total rules applied 1054 place count 23 transition count 99
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 1117 place count 23 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 1117 place count 23 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1119 place count 22 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1121 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1123 place count 20 transition count 34
Applied a total of 1123 rules in 110 ms. Remains 20 /614 variables (removed 594) and now considering 34/1604 (removed 1570) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 34 rows 20 cols
[2024-05-23 18:22:48] [INFO ] Computed 2 invariants in 0 ms
[2024-05-23 18:22:48] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 18:22:48] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:22:48] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 18:22:48] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 18:22:48] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:22:48] [INFO ] After 39ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:22:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 18:22:48] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:22:48] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 18:22:48] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 18:22:48] [INFO ] After 7ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:22:48] [INFO ] After 46ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 210 ms.
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 98 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 89 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 99 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 614/614 places, 1608/1608 transitions.
Applied a total of 0 rules in 26 ms. Remains 614 /614 variables (removed 0) and now considering 1608/1608 (removed 0) transitions.
[2024-05-23 18:22:48] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
// Phase 1: matrix 1073 rows 614 cols
[2024-05-23 18:22:48] [INFO ] Computed 2 invariants in 11 ms
[2024-05-23 18:22:49] [INFO ] Implicit Places using invariants in 389 ms returned []
[2024-05-23 18:22:49] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:22:49] [INFO ] Invariant cache hit.
[2024-05-23 18:22:49] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:22:50] [INFO ] Implicit Places using invariants and state equation in 1707 ms returned []
Implicit Place search using SMT with State Equation took 2104 ms to find 0 implicit places.
Running 1606 sub problems to find dead transitions.
[2024-05-23 18:22:50] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:22:50] [INFO ] Invariant cache hit.
[2024-05-23 18:22:50] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 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 Real declared 614/1687 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 3 (OVERLAPS) 1073/1687 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1687 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 2487 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 31338 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
After SMT, in 68650ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 68667ms
Finished structural reductions in LTL mode , in 1 iterations and 70800 ms. Remains : 614/614 places, 1608/1608 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 69 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 67 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 40022 steps (8 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 499306 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 499306 steps, saw 324083 distinct states, run finished after 3002 ms. (steps per millisecond=166 ) properties seen :0
[2024-05-23 18:24:02] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:24:02] [INFO ] Invariant cache hit.
[2024-05-23 18:24:02] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1141/1477 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1477 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1477 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1539 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1539 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1540 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1540 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1540 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 140/1680 variables, 136/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1680 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 4/1684 variables, 2/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1684 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1687 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1687 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1687 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1687/1687 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 478 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1141/1477 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1477 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1477 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1477 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1539 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1539 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1540 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1540 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1540 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 140/1680 variables, 136/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:24:03] [INFO ] Deduced a trap composed of 131 places in 124 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1680 variables, 1/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1680 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/1684 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1684 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1687 variables, 2/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1687 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1687 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1122 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1618ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 123 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1608/1608 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 614 transition count 1604
Applied a total of 4 rules in 138 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1608 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 139 ms. Remains : 614/614 places, 1604/1608 transitions.
RANDOM walk for 40031 steps (8 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 506707 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 1
Probabilistic random walk after 506707 steps, saw 328886 distinct states, run finished after 3002 ms. (steps per millisecond=168 ) properties seen :0
[2024-05-23 18:24:07] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 614 cols
[2024-05-23 18:24:07] [INFO ] Computed 2 invariants in 12 ms
[2024-05-23 18:24:07] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 538 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1538 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 139/1677 variables, 135/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:24:08] [INFO ] Deduced a trap composed of 131 places in 125 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1677 variables, 1/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1677 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/1682 variables, 3/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1682 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1685 variables, 2/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1685 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1685 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1157 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1730ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 177 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 68 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 614/614 places, 1604/1604 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 68 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2024-05-23 18:24:09] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:24:09] [INFO ] Invariant cache hit.
[2024-05-23 18:24:10] [INFO ] Implicit Places using invariants in 367 ms returned []
[2024-05-23 18:24:10] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:24:10] [INFO ] Invariant cache hit.
[2024-05-23 18:24:10] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:24:11] [INFO ] Implicit Places using invariants and state equation in 1779 ms returned []
Implicit Place search using SMT with State Equation took 2153 ms to find 0 implicit places.
[2024-05-23 18:24:11] [INFO ] Redundant transitions in 27 ms returned []
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:24:11] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:24:11] [INFO ] Invariant cache hit.
[2024-05-23 18:24:11] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1685 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1685 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 2483 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31272 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 68161ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 68175ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70437 ms. Remains : 614/614 places, 1604/1604 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 944 edges and 614 vertex of which 192 / 614 are part of one of the 64 SCC in 1 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 405 transitions
Reduce isomorphic transitions removed 725 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 486 transition count 869
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 476 transition count 869
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 21 place count 476 transition count 796
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 167 place count 403 transition count 796
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 230 place count 340 transition count 733
Iterating global reduction 2 with 63 rules applied. Total rules applied 293 place count 340 transition count 733
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 419 place count 340 transition count 607
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 3 with 254 rules applied. Total rules applied 673 place count 213 transition count 480
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 737 place count 149 transition count 352
Iterating global reduction 3 with 64 rules applied. Total rules applied 801 place count 149 transition count 352
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 802 place count 149 transition count 351
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 865 place count 86 transition count 225
Iterating global reduction 4 with 63 rules applied. Total rules applied 928 place count 86 transition count 225
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 991 place count 23 transition count 99
Iterating global reduction 4 with 63 rules applied. Total rules applied 1054 place count 23 transition count 99
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 1117 place count 23 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 1117 place count 23 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1119 place count 22 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1121 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1123 place count 20 transition count 34
Applied a total of 1123 rules in 32 ms. Remains 20 /614 variables (removed 594) and now considering 34/1604 (removed 1570) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 34 rows 20 cols
[2024-05-23 18:25:20] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 18:25:20] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 18:25:20] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 18:25:20] [INFO ] After 10ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 18:25:20] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 18:25:20] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:25:20] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:25:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 18:25:20] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:25:20] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 18:25:20] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 18:25:20] [INFO ] After 7ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:25:20] [INFO ] After 36ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 113 ms.
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 86 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 216 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 100 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 15 reset in 593 ms.
Product exploration explored 100000 steps with 6 reset in 550 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 104 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 614/614 places, 1608/1608 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 614 transition count 1604
Applied a total of 4 rules in 329 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1608 (removed 4) transitions.
[2024-05-23 18:25:22] [INFO ] Redundant transitions in 24 ms returned []
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:25:22] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 614 cols
[2024-05-23 18:25:22] [INFO ] Computed 2 invariants in 8 ms
[2024-05-23 18:25:22] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 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 Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1685 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1685 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 2483 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31481 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 68466ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 68480ms
Starting structural reductions in SI_LTL mode, iteration 1 : 614/614 places, 1604/1608 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68850 ms. Remains : 614/614 places, 1604/1608 transitions.
Built C files in :
/tmp/ltsmin13751107983457509631
[2024-05-23 18:26:30] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13751107983457509631
Running compilation step : cd /tmp/ltsmin13751107983457509631;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13751107983457509631;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13751107983457509631;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:840)
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 614/614 places, 1608/1608 transitions.
Applied a total of 0 rules in 18 ms. Remains 614 /614 variables (removed 0) and now considering 1608/1608 (removed 0) transitions.
[2024-05-23 18:26:34] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
// Phase 1: matrix 1073 rows 614 cols
[2024-05-23 18:26:34] [INFO ] Computed 2 invariants in 7 ms
[2024-05-23 18:26:34] [INFO ] Implicit Places using invariants in 373 ms returned []
[2024-05-23 18:26:34] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:26:34] [INFO ] Invariant cache hit.
[2024-05-23 18:26:34] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:26:36] [INFO ] Implicit Places using invariants and state equation in 1631 ms returned []
Implicit Place search using SMT with State Equation took 2006 ms to find 0 implicit places.
Running 1606 sub problems to find dead transitions.
[2024-05-23 18:26:36] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:26:36] [INFO ] Invariant cache hit.
[2024-05-23 18:26:36] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1687 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 3 (OVERLAPS) 1073/1687 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1687 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 2487 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 31501 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
After SMT, in 68198ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 68212ms
Finished structural reductions in LTL mode , in 1 iterations and 70239 ms. Remains : 614/614 places, 1608/1608 transitions.
Built C files in :
/tmp/ltsmin143138625849126966
[2024-05-23 18:27:44] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin143138625849126966
Running compilation step : cd /tmp/ltsmin143138625849126966;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin143138625849126966;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin143138625849126966;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:840)
[2024-05-23 18:27:47] [INFO ] Flatten gal took : 61 ms
[2024-05-23 18:27:47] [INFO ] Flatten gal took : 64 ms
[2024-05-23 18:27:47] [INFO ] Time to serialize gal into /tmp/LTL4876296741818310610.gal : 15 ms
[2024-05-23 18:27:47] [INFO ] Time to serialize properties into /tmp/LTL2359420020183862035.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4876296741818310610.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9470438274977282540.hoa' '-atoms' '/tmp/LTL2359420020183862035.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL2359420020183862035.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9470438274977282540.hoa
Detected timeout of ITS tools.
[2024-05-23 18:28:02] [INFO ] Flatten gal took : 52 ms
[2024-05-23 18:28:02] [INFO ] Flatten gal took : 50 ms
[2024-05-23 18:28:02] [INFO ] Time to serialize gal into /tmp/LTL2729723386452853606.gal : 14 ms
[2024-05-23 18:28:02] [INFO ] Time to serialize properties into /tmp/LTL11442573380369089188.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2729723386452853606.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11442573380369089188.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(("((s0<1)||(l1629<1))")||(X(G("((s0<1)||(l1629<1))"))))))
Formula 0 simplified : F(!"((s0<1)||(l1629<1))" & XF!"((s0<1)||(l1629<1))")
Detected timeout of ITS tools.
[2024-05-23 18:28:17] [INFO ] Flatten gal took : 45 ms
[2024-05-23 18:28:17] [INFO ] Applying decomposition
[2024-05-23 18:28:17] [INFO ] Flatten gal took : 45 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph7385644672238181834.txt' '-o' '/tmp/graph7385644672238181834.bin' '-w' '/tmp/graph7385644672238181834.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph7385644672238181834.bin' '-l' '-1' '-v' '-w' '/tmp/graph7385644672238181834.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:28:18] [INFO ] Decomposing Gal with order
[2024-05-23 18:28:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:28:18] [INFO ] Removed a total of 2668 redundant transitions.
[2024-05-23 18:28:18] [INFO ] Flatten gal took : 155 ms
[2024-05-23 18:28:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 1165 labels/synchronizations in 96 ms.
[2024-05-23 18:28:18] [INFO ] Time to serialize gal into /tmp/LTL5619477312837630980.gal : 16 ms
[2024-05-23 18:28:18] [INFO ] Time to serialize properties into /tmp/LTL7657234116071402731.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5619477312837630980.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7657234116071402731.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((G(("((i0.u1.s0<1)||(i27.i0.u144.l1629<1))")||(X(G("((i0.u1.s0<1)||(i27.i0.u144.l1629<1))"))))))
Formula 0 simplified : F(!"((i0.u1.s0<1)||(i27.i0.u144.l1629<1))" & XF!"((i0.u1.s0<1)||(i27.i0.u144.l1629<1))")
Detected timeout of ITS tools.
Treatment of property FunctionPointer-PT-c032-LTLFireability-02 finished in 500812 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(F(p0)))'
Support contains 2 out of 692 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 681 transition count 1776
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 681 transition count 1776
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 26 place count 681 transition count 1772
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 36 place count 671 transition count 1748
Iterating global reduction 1 with 10 rules applied. Total rules applied 46 place count 671 transition count 1748
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 55 place count 662 transition count 1718
Iterating global reduction 1 with 9 rules applied. Total rules applied 64 place count 662 transition count 1718
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 72 place count 654 transition count 1692
Iterating global reduction 1 with 8 rules applied. Total rules applied 80 place count 654 transition count 1692
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 88 place count 646 transition count 1676
Iterating global reduction 1 with 8 rules applied. Total rules applied 96 place count 646 transition count 1676
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 104 place count 638 transition count 1658
Iterating global reduction 1 with 8 rules applied. Total rules applied 112 place count 638 transition count 1658
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 120 place count 630 transition count 1640
Iterating global reduction 1 with 8 rules applied. Total rules applied 128 place count 630 transition count 1640
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 135 place count 623 transition count 1626
Iterating global reduction 1 with 7 rules applied. Total rules applied 142 place count 623 transition count 1626
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 148 place count 617 transition count 1614
Iterating global reduction 1 with 6 rules applied. Total rules applied 154 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 155 place count 616 transition count 1612
Iterating global reduction 1 with 1 rules applied. Total rules applied 156 place count 616 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 157 place count 615 transition count 1610
Iterating global reduction 1 with 1 rules applied. Total rules applied 158 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 159 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 160 place count 614 transition count 1608
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 164 place count 614 transition count 1604
Applied a total of 164 rules in 291 ms. Remains 614 /692 variables (removed 78) and now considering 1604/1800 (removed 196) transitions.
[2024-05-23 18:28:33] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 614 cols
[2024-05-23 18:28:33] [INFO ] Computed 2 invariants in 12 ms
[2024-05-23 18:28:34] [INFO ] Implicit Places using invariants in 397 ms returned []
[2024-05-23 18:28:34] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:28:34] [INFO ] Invariant cache hit.
[2024-05-23 18:28:34] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:28:35] [INFO ] Implicit Places using invariants and state equation in 1743 ms returned []
Implicit Place search using SMT with State Equation took 2142 ms to find 0 implicit places.
[2024-05-23 18:28:35] [INFO ] Redundant transitions in 24 ms returned []
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:28:35] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:28:35] [INFO ] Invariant cache hit.
[2024-05-23 18:28:36] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1685 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1685 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 2483 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31684 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 69746ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 69759ms
Starting structural reductions in SI_LTL mode, iteration 1 : 614/692 places, 1604/1800 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 72229 ms. Remains : 614/692 places, 1604/1800 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-03
Product exploration explored 100000 steps with 33 reset in 577 ms.
Product exploration explored 100000 steps with 62 reset in 649 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 144 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40058 steps (8 resets) in 89 ms. (445 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 485565 steps, run timeout after 3001 ms. (steps per millisecond=161 ) properties seen :0 out of 1
Probabilistic random walk after 485565 steps, saw 315165 distinct states, run finished after 3001 ms. (steps per millisecond=161 ) properties seen :0
[2024-05-23 18:29:50] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:29:50] [INFO ] Invariant cache hit.
[2024-05-23 18:29:50] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 270/272 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/272 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1075/1347 variables, 407/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1347 variables, 201/610 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1347 variables, 0/610 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1409 variables, 1/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1409 variables, 0/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1410 variables, 1/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1410 variables, 1/613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1410 variables, 0/613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 267/1677 variables, 199/812 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 64/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 487 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 270/272 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/272 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1075/1347 variables, 407/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1347 variables, 201/610 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1347 variables, 1/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1347 variables, 0/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1409 variables, 1/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1409 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1410 variables, 1/613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1410 variables, 1/614 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1410 variables, 0/614 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 267/1677 variables, 199/813 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1677 variables, 64/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1677 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/1682 variables, 3/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1682 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1685 variables, 2/882 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1685 variables, 0/882 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1685 variables, 0/882 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 882 constraints, problems are : Problem set: 0 solved, 1 unsolved in 854 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1364ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Graph (complete) has 2680 edges and 614 vertex of which 422 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.3 ms
Discarding 192 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 422 transition count 1220
Applied a total of 385 rules in 62 ms. Remains 422 /614 variables (removed 192) and now considering 1220/1604 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 422/614 places, 1220/1604 transitions.
RANDOM walk for 24045 steps (5 resets) in 102 ms. (233 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 106 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 170 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 74 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2024-05-23 18:29:52] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:29:52] [INFO ] Invariant cache hit.
[2024-05-23 18:29:52] [INFO ] Implicit Places using invariants in 381 ms returned []
[2024-05-23 18:29:52] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:29:52] [INFO ] Invariant cache hit.
[2024-05-23 18:29:52] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:29:54] [INFO ] Implicit Places using invariants and state equation in 1775 ms returned []
Implicit Place search using SMT with State Equation took 2160 ms to find 0 implicit places.
[2024-05-23 18:29:54] [INFO ] Redundant transitions in 23 ms returned []
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:29:54] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:29:54] [INFO ] Invariant cache hit.
[2024-05-23 18:29:54] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1685 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1685 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 2483 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31478 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 69901ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 69923ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 72197 ms. Remains : 614/614 places, 1604/1604 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 37184 steps (8 resets) in 80 ms. (459 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 107 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 124 reset in 577 ms.
Product exploration explored 100000 steps with 3 reset in 625 ms.
Built C files in :
/tmp/ltsmin9279030693445981211
[2024-05-23 18:31:06] [INFO ] Too many transitions (1604) to apply POR reductions. Disabling POR matrices.
[2024-05-23 18:31:06] [INFO ] Built C files in 21ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9279030693445981211
Running compilation step : cd /tmp/ltsmin9279030693445981211;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9279030693445981211;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9279030693445981211;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:840)
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 84 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2024-05-23 18:31:09] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:31:09] [INFO ] Invariant cache hit.
[2024-05-23 18:31:09] [INFO ] Implicit Places using invariants in 359 ms returned []
[2024-05-23 18:31:09] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:31:09] [INFO ] Invariant cache hit.
[2024-05-23 18:31:09] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:31:11] [INFO ] Implicit Places using invariants and state equation in 1788 ms returned []
Implicit Place search using SMT with State Equation took 2149 ms to find 0 implicit places.
[2024-05-23 18:31:11] [INFO ] Redundant transitions in 27 ms returned []
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:31:11] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:31:11] [INFO ] Invariant cache hit.
[2024-05-23 18:31:11] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1685 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1685 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 2483 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31374 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 69605ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 69618ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71887 ms. Remains : 614/614 places, 1604/1604 transitions.
Built C files in :
/tmp/ltsmin9696630830473050471
[2024-05-23 18:32:21] [INFO ] Too many transitions (1604) to apply POR reductions. Disabling POR matrices.
[2024-05-23 18:32:21] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9696630830473050471
Running compilation step : cd /tmp/ltsmin9696630830473050471;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9696630830473050471;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9696630830473050471;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:840)
[2024-05-23 18:32:24] [INFO ] Flatten gal took : 40 ms
[2024-05-23 18:32:24] [INFO ] Flatten gal took : 38 ms
[2024-05-23 18:32:24] [INFO ] Time to serialize gal into /tmp/LTL4968113189973025428.gal : 9 ms
[2024-05-23 18:32:24] [INFO ] Time to serialize properties into /tmp/LTL12957623743485267550.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4968113189973025428.gal' '-t' 'CGAL' '-hoa' '/tmp/aut535422878049944180.hoa' '-atoms' '/tmp/LTL12957623743485267550.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL12957623743485267550.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut535422878049944180.hoa
Detected timeout of ITS tools.
[2024-05-23 18:32:39] [INFO ] Flatten gal took : 34 ms
[2024-05-23 18:32:39] [INFO ] Flatten gal took : 34 ms
[2024-05-23 18:32:39] [INFO ] Time to serialize gal into /tmp/LTL12563661186024085041.gal : 6 ms
[2024-05-23 18:32:39] [INFO ] Time to serialize properties into /tmp/LTL5041357839538887854.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12563661186024085041.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5041357839538887854.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F("((s1<1)||(l1634<1))"))))
Formula 0 simplified : FG!"((s1<1)||(l1634<1))"
Detected timeout of ITS tools.
[2024-05-23 18:32:54] [INFO ] Flatten gal took : 33 ms
[2024-05-23 18:32:54] [INFO ] Applying decomposition
[2024-05-23 18:32:54] [INFO ] Flatten gal took : 34 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph9165363293646028060.txt' '-o' '/tmp/graph9165363293646028060.bin' '-w' '/tmp/graph9165363293646028060.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph9165363293646028060.bin' '-l' '-1' '-v' '-w' '/tmp/graph9165363293646028060.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:32:54] [INFO ] Decomposing Gal with order
[2024-05-23 18:32:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:32:54] [INFO ] Removed a total of 2664 redundant transitions.
[2024-05-23 18:32:54] [INFO ] Flatten gal took : 66 ms
[2024-05-23 18:32:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 1075 labels/synchronizations in 58 ms.
[2024-05-23 18:32:54] [INFO ] Time to serialize gal into /tmp/LTL15134393739080520462.gal : 7 ms
[2024-05-23 18:32:54] [INFO ] Time to serialize properties into /tmp/LTL12931999197926759470.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15134393739080520462.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12931999197926759470.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((G(F("((i10.u1.s1<1)||(i25.i1.u148.l1634<1))"))))
Formula 0 simplified : FG!"((i10.u1.s1<1)||(i25.i1.u148.l1634<1))"
Detected timeout of ITS tools.
Treatment of property FunctionPointer-PT-c032-LTLFireability-03 finished in 276396 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((p1||X(G(p1))))&&p0)))'
Support contains 2 out of 692 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 681 transition count 1778
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 681 transition count 1778
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 26 place count 681 transition count 1774
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 36 place count 671 transition count 1752
Iterating global reduction 1 with 10 rules applied. Total rules applied 46 place count 671 transition count 1752
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 55 place count 662 transition count 1720
Iterating global reduction 1 with 9 rules applied. Total rules applied 64 place count 662 transition count 1720
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 72 place count 654 transition count 1692
Iterating global reduction 1 with 8 rules applied. Total rules applied 80 place count 654 transition count 1692
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 88 place count 646 transition count 1676
Iterating global reduction 1 with 8 rules applied. Total rules applied 96 place count 646 transition count 1676
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 104 place count 638 transition count 1658
Iterating global reduction 1 with 8 rules applied. Total rules applied 112 place count 638 transition count 1658
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 120 place count 630 transition count 1640
Iterating global reduction 1 with 8 rules applied. Total rules applied 128 place count 630 transition count 1640
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 136 place count 622 transition count 1624
Iterating global reduction 1 with 8 rules applied. Total rules applied 144 place count 622 transition count 1624
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 151 place count 615 transition count 1610
Iterating global reduction 1 with 7 rules applied. Total rules applied 158 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 159 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 160 place count 614 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 161 place count 613 transition count 1606
Iterating global reduction 1 with 1 rules applied. Total rules applied 162 place count 613 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 163 place count 612 transition count 1604
Iterating global reduction 1 with 1 rules applied. Total rules applied 164 place count 612 transition count 1604
Applied a total of 164 rules in 128 ms. Remains 612 /692 variables (removed 80) and now considering 1604/1800 (removed 196) transitions.
[2024-05-23 18:33:10] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 612 cols
[2024-05-23 18:33:10] [INFO ] Computed 2 invariants in 15 ms
[2024-05-23 18:33:10] [INFO ] Implicit Places using invariants in 382 ms returned []
[2024-05-23 18:33:10] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:33:10] [INFO ] Invariant cache hit.
[2024-05-23 18:33:10] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:33:12] [INFO ] Implicit Places using invariants and state equation in 1667 ms returned []
Implicit Place search using SMT with State Equation took 2056 ms to find 0 implicit places.
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:33:12] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:33:12] [INFO ] Invariant cache hit.
[2024-05-23 18:33:12] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/612 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/612 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 612/1683 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/612 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/612 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/612 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/612 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1683 variables, 612/614 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1683 variables, 265/879 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1683/1683 variables, and 2481 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31472 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 612/612 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 68954ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 68968ms
Starting structural reductions in LTL mode, iteration 1 : 612/692 places, 1604/1800 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71158 ms. Remains : 612/692 places, 1604/1800 transitions.
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-06
Stuttering criterion allowed to conclude after 84 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-c032-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c032-LTLFireability-06 finished in 71348 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(G(p0)) U G(p1))))'
Support contains 3 out of 692 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 682 transition count 1778
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 682 transition count 1778
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 24 place count 682 transition count 1774
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 33 place count 673 transition count 1754
Iterating global reduction 1 with 9 rules applied. Total rules applied 42 place count 673 transition count 1754
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 50 place count 665 transition count 1728
Iterating global reduction 1 with 8 rules applied. Total rules applied 58 place count 665 transition count 1728
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 65 place count 658 transition count 1704
Iterating global reduction 1 with 7 rules applied. Total rules applied 72 place count 658 transition count 1704
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 79 place count 651 transition count 1690
Iterating global reduction 1 with 7 rules applied. Total rules applied 86 place count 651 transition count 1690
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 93 place count 644 transition count 1674
Iterating global reduction 1 with 7 rules applied. Total rules applied 100 place count 644 transition count 1674
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 107 place count 637 transition count 1658
Iterating global reduction 1 with 7 rules applied. Total rules applied 114 place count 637 transition count 1658
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 120 place count 631 transition count 1646
Iterating global reduction 1 with 6 rules applied. Total rules applied 126 place count 631 transition count 1646
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 132 place count 625 transition count 1634
Iterating global reduction 1 with 6 rules applied. Total rules applied 138 place count 625 transition count 1634
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 139 place count 624 transition count 1632
Iterating global reduction 1 with 1 rules applied. Total rules applied 140 place count 624 transition count 1632
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 141 place count 623 transition count 1630
Iterating global reduction 1 with 1 rules applied. Total rules applied 142 place count 623 transition count 1630
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 143 place count 622 transition count 1628
Iterating global reduction 1 with 1 rules applied. Total rules applied 144 place count 622 transition count 1628
Applied a total of 144 rules in 132 ms. Remains 622 /692 variables (removed 70) and now considering 1628/1800 (removed 172) transitions.
[2024-05-23 18:34:21] [INFO ] Flow matrix only has 1087 transitions (discarded 541 similar events)
// Phase 1: matrix 1087 rows 622 cols
[2024-05-23 18:34:21] [INFO ] Computed 2 invariants in 13 ms
[2024-05-23 18:34:21] [INFO ] Implicit Places using invariants in 347 ms returned []
[2024-05-23 18:34:21] [INFO ] Flow matrix only has 1087 transitions (discarded 541 similar events)
[2024-05-23 18:34:21] [INFO ] Invariant cache hit.
[2024-05-23 18:34:22] [INFO ] State equation strengthened by 268 read => feed constraints.
[2024-05-23 18:34:23] [INFO ] Implicit Places using invariants and state equation in 1904 ms returned []
Implicit Place search using SMT with State Equation took 2253 ms to find 0 implicit places.
Running 1626 sub problems to find dead transitions.
[2024-05-23 18:34:23] [INFO ] Flow matrix only has 1087 transitions (discarded 541 similar events)
[2024-05-23 18:34:23] [INFO ] Invariant cache hit.
[2024-05-23 18:34:23] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/622 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/622 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 622/1709 variables, and 2 constraints, problems are : Problem set: 0 solved, 1626 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/622 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1626/1626 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1626 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/622 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/622 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/622 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 3 (OVERLAPS) 1087/1709 variables, 622/624 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1709 variables, 268/892 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1709/1709 variables, and 2518 constraints, problems are : Problem set: 0 solved, 1626 unsolved in 31458 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 622/622 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1626/1626 constraints, Known Traps: 0/0 constraints]
After SMT, in 69581ms problems are : Problem set: 0 solved, 1626 unsolved
Search for dead transitions found 0 dead transitions in 69599ms
Starting structural reductions in LTL mode, iteration 1 : 622/692 places, 1628/1800 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71989 ms. Remains : 622/692 places, 1628/1800 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-07
Stuttering criterion allowed to conclude after 139 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-c032-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c032-LTLFireability-07 finished in 72116 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 692 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 681 transition count 1776
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 681 transition count 1776
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 26 place count 681 transition count 1772
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 36 place count 671 transition count 1748
Iterating global reduction 1 with 10 rules applied. Total rules applied 46 place count 671 transition count 1748
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 55 place count 662 transition count 1718
Iterating global reduction 1 with 9 rules applied. Total rules applied 64 place count 662 transition count 1718
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 72 place count 654 transition count 1692
Iterating global reduction 1 with 8 rules applied. Total rules applied 80 place count 654 transition count 1692
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 88 place count 646 transition count 1676
Iterating global reduction 1 with 8 rules applied. Total rules applied 96 place count 646 transition count 1676
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 104 place count 638 transition count 1658
Iterating global reduction 1 with 8 rules applied. Total rules applied 112 place count 638 transition count 1658
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 120 place count 630 transition count 1640
Iterating global reduction 1 with 8 rules applied. Total rules applied 128 place count 630 transition count 1640
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 135 place count 623 transition count 1626
Iterating global reduction 1 with 7 rules applied. Total rules applied 142 place count 623 transition count 1626
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 148 place count 617 transition count 1614
Iterating global reduction 1 with 6 rules applied. Total rules applied 154 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 155 place count 616 transition count 1612
Iterating global reduction 1 with 1 rules applied. Total rules applied 156 place count 616 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 157 place count 615 transition count 1610
Iterating global reduction 1 with 1 rules applied. Total rules applied 158 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 159 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 160 place count 614 transition count 1608
Applied a total of 160 rules in 128 ms. Remains 614 /692 variables (removed 78) and now considering 1608/1800 (removed 192) transitions.
[2024-05-23 18:35:33] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
// Phase 1: matrix 1073 rows 614 cols
[2024-05-23 18:35:33] [INFO ] Computed 2 invariants in 10 ms
[2024-05-23 18:35:33] [INFO ] Implicit Places using invariants in 369 ms returned []
[2024-05-23 18:35:33] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:35:33] [INFO ] Invariant cache hit.
[2024-05-23 18:35:34] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:35:35] [INFO ] Implicit Places using invariants and state equation in 1603 ms returned []
Implicit Place search using SMT with State Equation took 1983 ms to find 0 implicit places.
Running 1606 sub problems to find dead transitions.
[2024-05-23 18:35:35] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:35:35] [INFO ] Invariant cache hit.
[2024-05-23 18:35:35] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1687 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 3 (OVERLAPS) 1073/1687 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1687 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 2487 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 31134 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
After SMT, in 68320ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 68334ms
Starting structural reductions in LTL mode, iteration 1 : 614/692 places, 1608/1800 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70450 ms. Remains : 614/692 places, 1608/1800 transitions.
Stuttering acceptance computed with spot in 119 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-09
Stuttering criterion allowed to conclude after 58 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-c032-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c032-LTLFireability-09 finished in 70595 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(!p0))||G((F(p2)||(F(!p0)&&F(!p3))||p1)))))'
Support contains 5 out of 692 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 683 transition count 1780
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 683 transition count 1780
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 22 place count 683 transition count 1776
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 31 place count 674 transition count 1754
Iterating global reduction 1 with 9 rules applied. Total rules applied 40 place count 674 transition count 1754
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 47 place count 667 transition count 1730
Iterating global reduction 1 with 7 rules applied. Total rules applied 54 place count 667 transition count 1730
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 61 place count 660 transition count 1708
Iterating global reduction 1 with 7 rules applied. Total rules applied 68 place count 660 transition count 1708
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 75 place count 653 transition count 1694
Iterating global reduction 1 with 7 rules applied. Total rules applied 82 place count 653 transition count 1694
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 89 place count 646 transition count 1678
Iterating global reduction 1 with 7 rules applied. Total rules applied 96 place count 646 transition count 1678
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 103 place count 639 transition count 1662
Iterating global reduction 1 with 7 rules applied. Total rules applied 110 place count 639 transition count 1662
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 116 place count 633 transition count 1650
Iterating global reduction 1 with 6 rules applied. Total rules applied 122 place count 633 transition count 1650
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 127 place count 628 transition count 1640
Iterating global reduction 1 with 5 rules applied. Total rules applied 132 place count 628 transition count 1640
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 133 place count 627 transition count 1638
Iterating global reduction 1 with 1 rules applied. Total rules applied 134 place count 627 transition count 1638
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 135 place count 626 transition count 1636
Iterating global reduction 1 with 1 rules applied. Total rules applied 136 place count 626 transition count 1636
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 137 place count 625 transition count 1634
Iterating global reduction 1 with 1 rules applied. Total rules applied 138 place count 625 transition count 1634
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 144 place count 625 transition count 1628
Applied a total of 144 rules in 278 ms. Remains 625 /692 variables (removed 67) and now considering 1628/1800 (removed 172) transitions.
[2024-05-23 18:36:44] [INFO ] Flow matrix only has 1090 transitions (discarded 538 similar events)
// Phase 1: matrix 1090 rows 625 cols
[2024-05-23 18:36:44] [INFO ] Computed 2 invariants in 13 ms
[2024-05-23 18:36:44] [INFO ] Implicit Places using invariants in 318 ms returned []
[2024-05-23 18:36:44] [INFO ] Flow matrix only has 1090 transitions (discarded 538 similar events)
[2024-05-23 18:36:44] [INFO ] Invariant cache hit.
[2024-05-23 18:36:44] [INFO ] State equation strengthened by 270 read => feed constraints.
[2024-05-23 18:36:46] [INFO ] Implicit Places using invariants and state equation in 1482 ms returned []
Implicit Place search using SMT with State Equation took 1801 ms to find 0 implicit places.
[2024-05-23 18:36:46] [INFO ] Redundant transitions in 24 ms returned []
Running 1626 sub problems to find dead transitions.
[2024-05-23 18:36:46] [INFO ] Flow matrix only has 1090 transitions (discarded 538 similar events)
[2024-05-23 18:36:46] [INFO ] Invariant cache hit.
[2024-05-23 18:36:46] [INFO ] State equation strengthened by 270 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/625 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/625 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
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(s161 1.0)
(s162 0.0)
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(s180 1.0)
(s181 1.0)
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(s183 1.0)
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(s185 1.0)
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(s187 0.0)
(s188 0.0)
(s189 0.0)
(s190 0.0)
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(s194 0.0)
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(s196 0.0)
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(s198 1.0)
(s199 1.0)
(s200 1.0)
(s201 1.0)
(s202 1.0)
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(s205 1.0)
(s206 1.0)
(s207 1.0)
(s208 1.0)
(s209 1.0)
(s210 1.0)
(s211 1.0)
(s212 1.0)
(s213 1.0)
(s214 1.0)
(s215 1.0)
(s216 1.0)
(s217 1.0)
(s218 1.0)
(s219 1.0)
(s220 1.0)
(s221 1.0)
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(s224 1.0)
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(s226 1.0)
(s227 1.0)
(s228 1.0)
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(s233 1.0)
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(s237 1.0)
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(s239 1.0)
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(s241 1.0)
(s242 1.0)
(s243 1.0)
(s244 1.0)
(s245 1.0)
(s246 1.0)
(s247 1.0)
(s248 1.0)
(s249 1.0)
(s250 1.0)
(s251 1.0)
(s252 1.0)
(s253 1.0)
(s254 1.0)
(s255 1.0)
(s256 1.0)
(s257 1.0)
(s258 1.0)
(s259 1.0)
(s260 1.0)
(s261 1.0)
(s262 1.0)
(s263 1.0)
(s264 1.0)
(s265 1.0)
(s266 1.0)
(s267 1.0)
(s268 1.0)
(s269 1.0)
(s270 1.0)
(s271 1.0)
(s272 1.0)
(s273 1.0)
(s274 1.0)
(s275 1.0)
(s276 1.0)
(s277 1.0)
(s278 1.0)
(s279 1.0)
(s280 1.0)
(s281 1.0)
(s282 1.0)
(s283 1.0)
(s284 1.0)
(s285 1.0)
(s286 1.0)
(s287 1.0)
(s288 1.0)
(s289 1.0)
(s290 1.0)
(s291 1.0)
(s292 1.0)
(s293 1.0)
(s294 1.0)
(s295 1.0)
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(s297 1.0)
(s298 1.0)
(s299 1.0)
(s300 1.0)
(s301 1.0)
(s302 1.0)
(s303 1.0)
(s304 1.0)
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(s311 1.0)
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(s313 1.0)
(s314 1.0)
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(s325 1.0)
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(s327 1.0)
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(s329 1.0)
(s330 1.0)
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(s332 1.0)
(s333 1.0)
(s334 1.0)
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(s339 1.0)
(s340 1.0)
(s341 1.0)
(s342 1.0)
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(s345 1.0)
(s346 1.0)
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(s348 1.0)
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(s352 1.0)
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(s358 1.0)
(s359 1.0)
(s360 1.0)
(s361 1.0)
(s362 1.0)
(s363 1.0)
(s364 1.0)
(s365 1.0)
(s366 1.0)
(s367 1.0)
(s368 1.0)
(s369 1.0)
(s370 1.0)
(s371 timeout
1.0)
(s372 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 625/1715 variables, and 2 constraints, problems are : Problem set: 0 solved, 1626 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/625 constraints, ReadFeed: 0/270 constraints, PredecessorRefiner: 1626/1626 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1626 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/625 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/625 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/625 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 3 (OVERLAPS) 1090/1715 variables, 625/627 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1715 variables, 270/897 constraints. Problems are: Problem set: 0 solved, 1626 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1715/1715 variables, and 2523 constraints, problems are : Problem set: 0 solved, 1626 unsolved in 31683 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 625/625 constraints, ReadFeed: 270/270 constraints, PredecessorRefiner: 1626/1626 constraints, Known Traps: 0/0 constraints]
After SMT, in 70298ms problems are : Problem set: 0 solved, 1626 unsolved
Search for dead transitions found 0 dead transitions in 70314ms
Starting structural reductions in SI_LTL mode, iteration 1 : 625/692 places, 1628/1800 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 72431 ms. Remains : 625/692 places, 1628/1800 transitions.
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-12
Product exploration explored 100000 steps with 7 reset in 670 ms.
Product exploration explored 100000 steps with 160 reset in 708 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND (NOT p1) p0 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 136 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1))]
RANDOM walk for 40049 steps (8 resets) in 162 ms. (245 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 332 ms. (120 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 187 ms. (212 steps per ms) remains 3/3 properties
[2024-05-23 18:37:58] [INFO ] Flow matrix only has 1090 transitions (discarded 538 similar events)
[2024-05-23 18:37:58] [INFO ] Invariant cache hit.
[2024-05-23 18:37:58] [INFO ] State equation strengthened by 270 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 547/552 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/552 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/552 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf1 is UNSAT
At refinement iteration 4 (OVERLAPS) 950/1502 variables, 479/485 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1502 variables, 1/486 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1502 variables, 269/755 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1502 variables, 0/755 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 62/1564 variables, 1/756 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1564 variables, 0/756 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 142/1706 variables, 135/891 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1706 variables, 0/891 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 8/1714 variables, 5/896 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1714 variables, 0/896 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/1715 variables, 1/897 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1715 variables, 0/897 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/1715 variables, 0/897 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1715/1715 variables, and 897 constraints, problems are : Problem set: 1 solved, 2 unsolved in 566 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 625/625 constraints, ReadFeed: 270/270 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 341/344 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/344 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1155/1499 variables, 478/481 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1499 variables, 270/751 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1499 variables, 2/753 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1499 variables, 0/753 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 62/1561 variables, 1/754 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1561 variables, 0/754 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/1562 variables, 1/755 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1562 variables, 1/756 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1562 variables, 0/756 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 144/1706 variables, 137/893 constraints. Problems are: Problem set: 1 solved, 2 unsolved
[2024-05-23 18:38:00] [INFO ] Deduced a trap composed of 131 places in 122 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1706 variables, 1/894 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1706 variables, 0/894 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 8/1714 variables, 5/899 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1714 variables, 0/899 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 1/1715 variables, 1/900 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1715 variables, 0/900 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1715 variables, 0/900 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1715/1715 variables, and 900 constraints, problems are : Problem set: 1 solved, 2 unsolved in 1679 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 625/625 constraints, ReadFeed: 270/270 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 1/1 constraints]
After SMT, in 2279ms problems are : Problem set: 1 solved, 2 unsolved
Parikh walk visited 1 properties in 303 ms.
Support contains 2 out of 625 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 625/625 places, 1628/1628 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 623 transition count 1624
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 623 transition count 1624
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 621 transition count 1620
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 621 transition count 1620
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 619 transition count 1614
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 619 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 618 transition count 1612
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 618 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 617 transition count 1610
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 617 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 616 transition count 1608
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 616 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 615 transition count 1606
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 615 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 614 transition count 1604
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 614 transition count 1604
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 613 transition count 1602
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 613 transition count 1602
Applied a total of 24 rules in 154 ms. Remains 613 /625 variables (removed 12) and now considering 1602/1628 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 613/625 places, 1602/1628 transitions.
RANDOM walk for 40045 steps (8 resets) in 86 ms. (460 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 498120 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 498120 steps, saw 323313 distinct states, run finished after 3002 ms. (steps per millisecond=165 ) properties seen :0
[2024-05-23 18:38:04] [INFO ] Flow matrix only has 1070 transitions (discarded 532 similar events)
// Phase 1: matrix 1070 rows 613 cols
[2024-05-23 18:38:04] [INFO ] Computed 2 invariants in 15 ms
[2024-05-23 18:38:04] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/1683 variables, 1/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1683 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1683 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1683/1683 variables, and 880 constraints, problems are : Problem set: 0 solved, 1 unsolved in 443 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 613/613 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1538 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 139/1677 variables, 135/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:38:05] [INFO ] Deduced a trap composed of 131 places in 124 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1677 variables, 1/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1677 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/1682 variables, 3/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1682 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/1683 variables, 1/882 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1683 variables, 0/882 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1683 variables, 0/882 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1683/1683 variables, and 882 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1199 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 613/613 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1696ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 152 ms.
Support contains 2 out of 613 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 613/613 places, 1602/1602 transitions.
Applied a total of 0 rules in 65 ms. Remains 613 /613 variables (removed 0) and now considering 1602/1602 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 613/613 places, 1602/1602 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 613/613 places, 1602/1602 transitions.
Applied a total of 0 rules in 82 ms. Remains 613 /613 variables (removed 0) and now considering 1602/1602 (removed 0) transitions.
[2024-05-23 18:38:06] [INFO ] Flow matrix only has 1070 transitions (discarded 532 similar events)
[2024-05-23 18:38:06] [INFO ] Invariant cache hit.
[2024-05-23 18:38:06] [INFO ] Implicit Places using invariants in 340 ms returned []
[2024-05-23 18:38:06] [INFO ] Flow matrix only has 1070 transitions (discarded 532 similar events)
[2024-05-23 18:38:06] [INFO ] Invariant cache hit.
[2024-05-23 18:38:06] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:38:08] [INFO ] Implicit Places using invariants and state equation in 1676 ms returned []
Implicit Place search using SMT with State Equation took 2022 ms to find 0 implicit places.
[2024-05-23 18:38:08] [INFO ] Redundant transitions in 27 ms returned []
Running 1600 sub problems to find dead transitions.
[2024-05-23 18:38:08] [INFO ] Flow matrix only has 1070 transitions (discarded 532 similar events)
[2024-05-23 18:38:08] [INFO ] Invariant cache hit.
[2024-05-23 18:38:08] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/613 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/613 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1600 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 Real declared 613/1683 variables, and 2 constraints, problems are : Problem set: 0 solved, 1600 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/613 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1600/1600 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1600 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/613 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/613 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/613 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1600 unsolved
At refinement iteration 3 (OVERLAPS) 1070/1683 variables, 613/615 constraints. Problems are: Problem set: 0 solved, 1600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1683 variables, 265/880 constraints. Problems are: Problem set: 0 solved, 1600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1683/1683 variables, and 2480 constraints, problems are : Problem set: 0 solved, 1600 unsolved in 31317 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 613/613 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1600/1600 constraints, Known Traps: 0/0 constraints]
After SMT, in 68899ms problems are : Problem set: 0 solved, 1600 unsolved
Search for dead transitions found 0 dead transitions in 68912ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71053 ms. Remains : 613/613 places, 1602/1602 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 942 edges and 613 vertex of which 192 / 613 are part of one of the 64 SCC in 0 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 404 transitions
Reduce isomorphic transitions removed 724 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 485 transition count 868
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 475 transition count 868
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 21 place count 475 transition count 795
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 167 place count 402 transition count 795
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 230 place count 339 transition count 732
Iterating global reduction 2 with 63 rules applied. Total rules applied 293 place count 339 transition count 732
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 419 place count 339 transition count 606
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 3 with 254 rules applied. Total rules applied 673 place count 212 transition count 479
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 737 place count 148 transition count 351
Iterating global reduction 3 with 64 rules applied. Total rules applied 801 place count 148 transition count 351
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 802 place count 148 transition count 350
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 865 place count 85 transition count 224
Iterating global reduction 4 with 63 rules applied. Total rules applied 928 place count 85 transition count 224
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 991 place count 22 transition count 98
Iterating global reduction 4 with 63 rules applied. Total rules applied 1054 place count 22 transition count 98
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 1117 place count 22 transition count 35
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 1117 place count 22 transition count 34
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1119 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1121 place count 20 transition count 33
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 1122 place count 20 transition count 32
Applied a total of 1122 rules in 32 ms. Remains 20 /613 variables (removed 593) and now considering 32/1602 (removed 1570) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 32 rows 20 cols
[2024-05-23 18:39:17] [INFO ] Computed 2 invariants in 0 ms
[2024-05-23 18:39:17] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 18:39:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:39:17] [INFO ] After 13ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 18:39:17] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 18:39:17] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:39:17] [INFO ] After 41ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:39:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 18:39:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:39:17] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 18:39:17] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 18:39:17] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:39:17] [INFO ] After 37ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 117 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (G (OR p2 (NOT p0) p1))]
False Knowledge obtained : [(F (NOT p1)), (F p0), (F (NOT (OR p2 (NOT p0) (NOT p1))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 23 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-c032-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c032-LTLFireability-12 finished in 153407 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 692 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 680 transition count 1774
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 680 transition count 1774
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 28 place count 680 transition count 1770
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 39 place count 669 transition count 1744
Iterating global reduction 1 with 11 rules applied. Total rules applied 50 place count 669 transition count 1744
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 60 place count 659 transition count 1710
Iterating global reduction 1 with 10 rules applied. Total rules applied 70 place count 659 transition count 1710
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 79 place count 650 transition count 1680
Iterating global reduction 1 with 9 rules applied. Total rules applied 88 place count 650 transition count 1680
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 97 place count 641 transition count 1662
Iterating global reduction 1 with 9 rules applied. Total rules applied 106 place count 641 transition count 1662
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 115 place count 632 transition count 1642
Iterating global reduction 1 with 9 rules applied. Total rules applied 124 place count 632 transition count 1642
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 133 place count 623 transition count 1622
Iterating global reduction 1 with 9 rules applied. Total rules applied 142 place count 623 transition count 1622
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 150 place count 615 transition count 1606
Iterating global reduction 1 with 8 rules applied. Total rules applied 158 place count 615 transition count 1606
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 165 place count 608 transition count 1592
Iterating global reduction 1 with 7 rules applied. Total rules applied 172 place count 608 transition count 1592
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 173 place count 607 transition count 1590
Iterating global reduction 1 with 1 rules applied. Total rules applied 174 place count 607 transition count 1590
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 175 place count 606 transition count 1588
Iterating global reduction 1 with 1 rules applied. Total rules applied 176 place count 606 transition count 1588
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 177 place count 605 transition count 1586
Iterating global reduction 1 with 1 rules applied. Total rules applied 178 place count 605 transition count 1586
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 180 place count 605 transition count 1584
Applied a total of 180 rules in 282 ms. Remains 605 /692 variables (removed 87) and now considering 1584/1800 (removed 216) transitions.
[2024-05-23 18:39:17] [INFO ] Flow matrix only has 1057 transitions (discarded 527 similar events)
// Phase 1: matrix 1057 rows 605 cols
[2024-05-23 18:39:17] [INFO ] Computed 2 invariants in 12 ms
[2024-05-23 18:39:17] [INFO ] Implicit Places using invariants in 334 ms returned []
[2024-05-23 18:39:17] [INFO ] Flow matrix only has 1057 transitions (discarded 527 similar events)
[2024-05-23 18:39:17] [INFO ] Invariant cache hit.
[2024-05-23 18:39:18] [INFO ] State equation strengthened by 262 read => feed constraints.
[2024-05-23 18:39:20] [INFO ] Implicit Places using invariants and state equation in 2195 ms returned []
Implicit Place search using SMT with State Equation took 2532 ms to find 0 implicit places.
[2024-05-23 18:39:20] [INFO ] Redundant transitions in 22 ms returned []
Running 1582 sub problems to find dead transitions.
[2024-05-23 18:39:20] [INFO ] Flow matrix only has 1057 transitions (discarded 527 similar events)
[2024-05-23 18:39:20] [INFO ] Invariant cache hit.
[2024-05-23 18:39:20] [INFO ] State equation strengthened by 262 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/605 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1582 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1582 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 605/1662 variables, and 2 constraints, problems are : Problem set: 0 solved, 1582 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/605 constraints, ReadFeed: 0/262 constraints, PredecessorRefiner: 1582/1582 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1582 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/605 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1582 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1582 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/605 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1582 unsolved
At refinement iteration 3 (OVERLAPS) 1057/1662 variables, 605/607 constraints. Problems are: Problem set: 0 solved, 1582 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1662 variables, 262/869 constraints. Problems are: Problem set: 0 solved, 1582 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1662/1662 variables, and 2451 constraints, problems are : Problem set: 0 solved, 1582 unsolved in 31587 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 605/605 constraints, ReadFeed: 262/262 constraints, PredecessorRefiner: 1582/1582 constraints, Known Traps: 0/0 constraints]
After SMT, in 68701ms problems are : Problem set: 0 solved, 1582 unsolved
Search for dead transitions found 0 dead transitions in 68714ms
Starting structural reductions in SI_LTL mode, iteration 1 : 605/692 places, 1584/1800 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71560 ms. Remains : 605/692 places, 1584/1800 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-14
Stuttering criterion allowed to conclude after 306 steps with 0 reset in 5 ms.
FORMULA FunctionPointer-PT-c032-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c032-LTLFireability-14 finished in 71620 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(G(p1))||p0)))'
Found a Lengthening insensitive property : FunctionPointer-PT-c032-LTLFireability-02
Stuttering acceptance computed with spot in 96 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 2 out of 692 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 692/692 places, 1800/1800 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 681 transition count 1776
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 681 transition count 1776
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 26 place count 681 transition count 1772
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 36 place count 671 transition count 1748
Iterating global reduction 1 with 10 rules applied. Total rules applied 46 place count 671 transition count 1748
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 55 place count 662 transition count 1718
Iterating global reduction 1 with 9 rules applied. Total rules applied 64 place count 662 transition count 1718
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 72 place count 654 transition count 1692
Iterating global reduction 1 with 8 rules applied. Total rules applied 80 place count 654 transition count 1692
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 88 place count 646 transition count 1676
Iterating global reduction 1 with 8 rules applied. Total rules applied 96 place count 646 transition count 1676
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 104 place count 638 transition count 1658
Iterating global reduction 1 with 8 rules applied. Total rules applied 112 place count 638 transition count 1658
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 120 place count 630 transition count 1640
Iterating global reduction 1 with 8 rules applied. Total rules applied 128 place count 630 transition count 1640
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 135 place count 623 transition count 1626
Iterating global reduction 1 with 7 rules applied. Total rules applied 142 place count 623 transition count 1626
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 148 place count 617 transition count 1614
Iterating global reduction 1 with 6 rules applied. Total rules applied 154 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 155 place count 616 transition count 1612
Iterating global reduction 1 with 1 rules applied. Total rules applied 156 place count 616 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 157 place count 615 transition count 1610
Iterating global reduction 1 with 1 rules applied. Total rules applied 158 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 159 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 160 place count 614 transition count 1608
Applied a total of 160 rules in 160 ms. Remains 614 /692 variables (removed 78) and now considering 1608/1800 (removed 192) transitions.
[2024-05-23 18:40:29] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
// Phase 1: matrix 1073 rows 614 cols
[2024-05-23 18:40:29] [INFO ] Computed 2 invariants in 15 ms
[2024-05-23 18:40:29] [INFO ] Implicit Places using invariants in 363 ms returned []
[2024-05-23 18:40:29] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:40:29] [INFO ] Invariant cache hit.
[2024-05-23 18:40:29] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:40:31] [INFO ] Implicit Places using invariants and state equation in 1719 ms returned []
Implicit Place search using SMT with State Equation took 2084 ms to find 0 implicit places.
Running 1606 sub problems to find dead transitions.
[2024-05-23 18:40:31] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:40:31] [INFO ] Invariant cache hit.
[2024-05-23 18:40:31] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 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 Real declared 614/1687 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 3 (OVERLAPS) 1073/1687 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1687 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 2487 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 31434 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
After SMT, in 68892ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 68909ms
Starting structural reductions in LI_LTL mode, iteration 1 : 614/692 places, 1608/1800 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 71158 ms. Remains : 614/692 places, 1608/1800 transitions.
Running random walk in product with property : FunctionPointer-PT-c032-LTLFireability-02
Product exploration explored 100000 steps with 12 reset in 499 ms.
Product exploration explored 100000 steps with 87 reset in 559 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 82 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 84 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 40081 steps (8 resets) in 88 ms. (450 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 453564 steps, run timeout after 3001 ms. (steps per millisecond=151 ) properties seen :0 out of 1
Probabilistic random walk after 453564 steps, saw 294396 distinct states, run finished after 3002 ms. (steps per millisecond=151 ) properties seen :0
[2024-05-23 18:41:44] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:41:44] [INFO ] Invariant cache hit.
[2024-05-23 18:41:44] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1141/1477 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1477 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1477 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1539 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1539 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1540 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1540 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1540 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 140/1680 variables, 136/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1680 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 4/1684 variables, 2/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1684 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1687 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1687 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1687 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1687/1687 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 546 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1141/1477 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1477 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1477 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1477 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1539 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1539 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1540 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1540 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1540 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 140/1680 variables, 136/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:41:46] [INFO ] Deduced a trap composed of 131 places in 127 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1680 variables, 1/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1680 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/1684 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1684 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1687 variables, 2/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1687 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1687 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1257 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1835ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 179 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1608/1608 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 614 transition count 1604
Applied a total of 4 rules in 140 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1608 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 614/614 places, 1604/1608 transitions.
RANDOM walk for 40017 steps (8 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 29 ms. (1333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 500174 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 500174 steps, saw 324647 distinct states, run finished after 3002 ms. (steps per millisecond=166 ) properties seen :0
[2024-05-23 18:41:49] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 614 cols
[2024-05-23 18:41:49] [INFO ] Computed 2 invariants in 10 ms
[2024-05-23 18:41:49] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 564 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1538 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 139/1677 variables, 135/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:41:51] [INFO ] Deduced a trap composed of 131 places in 128 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1677 variables, 1/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1677 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/1682 variables, 3/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1682 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1685 variables, 2/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1685 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1685 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1246 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1839ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 175 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 64 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 614/614 places, 1604/1604 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 69 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2024-05-23 18:41:51] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:41:51] [INFO ] Invariant cache hit.
[2024-05-23 18:41:52] [INFO ] Implicit Places using invariants in 369 ms returned []
[2024-05-23 18:41:52] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:41:52] [INFO ] Invariant cache hit.
[2024-05-23 18:41:52] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:41:54] [INFO ] Implicit Places using invariants and state equation in 1728 ms returned []
Implicit Place search using SMT with State Equation took 2099 ms to find 0 implicit places.
[2024-05-23 18:41:54] [INFO ] Redundant transitions in 29 ms returned []
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:41:54] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:41:54] [INFO ] Invariant cache hit.
[2024-05-23 18:41:54] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 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 Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1685 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1685 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 2483 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31166 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 68748ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 68761ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70971 ms. Remains : 614/614 places, 1604/1604 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 944 edges and 614 vertex of which 192 / 614 are part of one of the 64 SCC in 0 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 405 transitions
Reduce isomorphic transitions removed 725 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 486 transition count 869
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 476 transition count 869
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 21 place count 476 transition count 796
Deduced a syphon composed of 73 places in 1 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 167 place count 403 transition count 796
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 230 place count 340 transition count 733
Iterating global reduction 2 with 63 rules applied. Total rules applied 293 place count 340 transition count 733
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 419 place count 340 transition count 607
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 3 with 254 rules applied. Total rules applied 673 place count 213 transition count 480
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 737 place count 149 transition count 352
Iterating global reduction 3 with 64 rules applied. Total rules applied 801 place count 149 transition count 352
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 802 place count 149 transition count 351
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 865 place count 86 transition count 225
Iterating global reduction 4 with 63 rules applied. Total rules applied 928 place count 86 transition count 225
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 991 place count 23 transition count 99
Iterating global reduction 4 with 63 rules applied. Total rules applied 1054 place count 23 transition count 99
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 1117 place count 23 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 1117 place count 23 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1119 place count 22 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1121 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1123 place count 20 transition count 34
Applied a total of 1123 rules in 26 ms. Remains 20 /614 variables (removed 594) and now considering 34/1604 (removed 1570) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 34 rows 20 cols
[2024-05-23 18:43:02] [INFO ] Computed 2 invariants in 2 ms
[2024-05-23 18:43:02] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 18:43:02] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:43:02] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 18:43:02] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 18:43:02] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:43:02] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:43:02] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 18:43:02] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:43:02] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 18:43:02] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 18:43:02] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:43:02] [INFO ] After 38ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 101 ms.
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 77 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 90 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 614/614 places, 1608/1608 transitions.
Applied a total of 0 rules in 13 ms. Remains 614 /614 variables (removed 0) and now considering 1608/1608 (removed 0) transitions.
[2024-05-23 18:43:03] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
// Phase 1: matrix 1073 rows 614 cols
[2024-05-23 18:43:03] [INFO ] Computed 2 invariants in 13 ms
[2024-05-23 18:43:03] [INFO ] Implicit Places using invariants in 363 ms returned []
[2024-05-23 18:43:03] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:43:03] [INFO ] Invariant cache hit.
[2024-05-23 18:43:03] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:43:05] [INFO ] Implicit Places using invariants and state equation in 1701 ms returned []
Implicit Place search using SMT with State Equation took 2066 ms to find 0 implicit places.
Running 1606 sub problems to find dead transitions.
[2024-05-23 18:43:05] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:43:05] [INFO ] Invariant cache hit.
[2024-05-23 18:43:05] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1687 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 3 (OVERLAPS) 1073/1687 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1687 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 2487 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 31726 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints]
After SMT, in 68677ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 68692ms
Finished structural reductions in LTL mode , in 1 iterations and 70781 ms. Remains : 614/614 places, 1608/1608 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 77 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 40020 steps (8 resets) in 117 ms. (339 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 472137 steps, run timeout after 3001 ms. (steps per millisecond=157 ) properties seen :0 out of 1
Probabilistic random walk after 472137 steps, saw 306450 distinct states, run finished after 3002 ms. (steps per millisecond=157 ) properties seen :0
[2024-05-23 18:44:17] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2024-05-23 18:44:17] [INFO ] Invariant cache hit.
[2024-05-23 18:44:17] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1141/1477 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1477 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1477 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1539 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1539 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1540 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1540 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1540 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 140/1680 variables, 136/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1680 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 4/1684 variables, 2/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1684 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1687 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1687 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1687 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1687/1687 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 547 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1141/1477 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1477 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1477 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1477 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1539 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1539 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1540 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1540 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1540 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 140/1680 variables, 136/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:44:18] [INFO ] Deduced a trap composed of 131 places in 123 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1680 variables, 1/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1680 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/1684 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1684 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1687 variables, 2/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1687 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1687 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1216 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1785ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 169 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1608/1608 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 614 transition count 1604
Applied a total of 4 rules in 146 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1608 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 614/614 places, 1604/1608 transitions.
RANDOM walk for 40038 steps (8 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 459897 steps, run timeout after 3003 ms. (steps per millisecond=153 ) properties seen :0 out of 1
Probabilistic random walk after 459897 steps, saw 298506 distinct states, run finished after 3004 ms. (steps per millisecond=153 ) properties seen :0
[2024-05-23 18:44:22] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 614 cols
[2024-05-23 18:44:22] [INFO ] Computed 2 invariants in 5 ms
[2024-05-23 18:44:22] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 530 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 0/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 1/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1538 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 139/1677 variables, 135/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 18:44:23] [INFO ] Deduced a trap composed of 131 places in 127 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1677 variables, 1/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1677 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/1682 variables, 3/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1682 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/1685 variables, 2/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1685 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1685 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1223 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 1795ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 174 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 77 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 614/614 places, 1604/1604 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 73 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2024-05-23 18:44:24] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:44:24] [INFO ] Invariant cache hit.
[2024-05-23 18:44:24] [INFO ] Implicit Places using invariants in 367 ms returned []
[2024-05-23 18:44:24] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:44:24] [INFO ] Invariant cache hit.
[2024-05-23 18:44:25] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 18:44:26] [INFO ] Implicit Places using invariants and state equation in 1784 ms returned []
Implicit Place search using SMT with State Equation took 2157 ms to find 0 implicit places.
[2024-05-23 18:44:26] [INFO ] Redundant transitions in 27 ms returned []
Running 1602 sub problems to find dead transitions.
[2024-05-23 18:44:26] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 18:44:26] [INFO ] Invariant cache hit.
[2024-05-23 18:44:26] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 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 Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/614 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 3 (OVERLAPS) 1071/1685 variables, 614/616 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1685 variables, 265/881 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 2483 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 31457 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints]
After SMT, in 68963ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 68977ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71243 ms. Remains : 614/614 places, 1604/1604 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 944 edges and 614 vertex of which 192 / 614 are part of one of the 64 SCC in 0 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 405 transitions
Reduce isomorphic transitions removed 725 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 486 transition count 869
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 476 transition count 869
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 21 place count 476 transition count 796
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 167 place count 403 transition count 796
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 230 place count 340 transition count 733
Iterating global reduction 2 with 63 rules applied. Total rules applied 293 place count 340 transition count 733
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 419 place count 340 transition count 607
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 3 with 254 rules applied. Total rules applied 673 place count 213 transition count 480
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 737 place count 149 transition count 352
Iterating global reduction 3 with 64 rules applied. Total rules applied 801 place count 149 transition count 352
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 802 place count 149 transition count 351
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 865 place count 86 transition count 225
Iterating global reduction 4 with 63 rules applied. Total rules applied 928 place count 86 transition count 225
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 991 place count 23 transition count 99
Iterating global reduction 4 with 63 rules applied. Total rules applied 1054 place count 23 transition count 99
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 1117 place count 23 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 1117 place count 23 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1119 place count 22 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1121 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1123 place count 20 transition count 34
Applied a total of 1123 rules in 35 ms. Remains 20 /614 variables (removed 594) and now considering 34/1604 (removed 1570) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 34 rows 20 cols
[2024-05-23 18:45:35] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 18:45:35] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 18:45:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:45:35] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 18:45:35] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 18:45:35] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:45:35] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:45:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 18:45:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:45:35] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 18:45:35] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 18:45:35] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:45:35] [INFO ] After 42ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 120 ms.
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 88 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 99 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 74 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 64 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Entered a terminal (fully accepting) state of product in 2496 steps with 22 reset in 18 ms.
Treatment of property FunctionPointer-PT-c032-LTLFireability-02 finished in 307247 ms.
FORMULA FunctionPointer-PT-c032-LTLFireability-02 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
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(F(p0)))'
[2024-05-23 18:45:36] [INFO ] Flatten gal took : 38 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin7869131660871168397
[2024-05-23 18:45:36] [INFO ] Too many transitions (1800) to apply POR reductions. Disabling POR matrices.
[2024-05-23 18:45:36] [INFO ] Applying decomposition
[2024-05-23 18:45:36] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7869131660871168397
Running compilation step : cd /tmp/ltsmin7869131660871168397;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2024-05-23 18:45:36] [INFO ] Flatten gal took : 40 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph18297437730270386205.txt' '-o' '/tmp/graph18297437730270386205.bin' '-w' '/tmp/graph18297437730270386205.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph18297437730270386205.bin' '-l' '-1' '-v' '-w' '/tmp/graph18297437730270386205.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:45:36] [INFO ] Decomposing Gal with order
[2024-05-23 18:45:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:45:36] [INFO ] Removed a total of 2998 redundant transitions.
[2024-05-23 18:45:36] [INFO ] Flatten gal took : 75 ms
[2024-05-23 18:45:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 1214 labels/synchronizations in 47 ms.
[2024-05-23 18:45:36] [INFO ] Time to serialize gal into /tmp/LTLFireability15879655424429063154.gal : 10 ms
[2024-05-23 18:45:36] [INFO ] Time to serialize properties into /tmp/LTLFireability15840302141429213582.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability15879655424429063154.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability15840302141429213582.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 1 LTL properties
Checking formula 0 : !((G(F("((i1.u1.s1<1)||(i29.u162.l1634<1))"))))
Formula 0 simplified : FG!"((i1.u1.s1<1)||(i29.u162.l1634<1))"
Compilation finished in 4075 ms.
Running link step : cd /tmp/ltsmin7869131660871168397;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 54 ms.
Running LTSmin : cd /tmp/ltsmin7869131660871168397;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp2==true)))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2024-05-23 19:15:35] [INFO ] Flatten gal took : 94 ms
[2024-05-23 19:15:35] [INFO ] Time to serialize gal into /tmp/LTLFireability17567191541419103156.gal : 20 ms
[2024-05-23 19:15:35] [INFO ] Time to serialize properties into /tmp/LTLFireability14482670116771332119.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability17567191541419103156.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability14482670116771332119.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...299
Read 1 LTL properties
Checking formula 0 : !((G(F("((s1<1)||(l1634<1))"))))
Formula 0 simplified : FG!"((s1<1)||(l1634<1))"

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="FunctionPointer-PT-c032"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is FunctionPointer-PT-c032, 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 r180-tall-171640603100308"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c032.tgz
mv FunctionPointer-PT-c032 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 ;