About the Execution of GreatSPN+red for FunctionPointer-PT-c064
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 13951.376 | 3600000.00 | 11600157.00 | 3928.20 | FFTFFFFTTTF?FTFF | 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.r179-tall-171640601300315.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is FunctionPointer-PT-c064, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tall-171640601300315
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 20K 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 11K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Apr 11 16:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Apr 11 16:11 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-c064-LTLCardinality-00
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-01
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-02
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-03
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-04
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-05
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-06
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-07
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-08
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-09
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-10
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-11
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-12
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-13
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-14
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1716446750237
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c064
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 06:45:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-23 06:45:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 06:45:51] [INFO ] Load time of PNML (sax parser for PT used): 375 ms
[2024-05-23 06:45:51] [INFO ] Transformed 2826 places.
[2024-05-23 06:45:51] [INFO ] Transformed 8960 transitions.
[2024-05-23 06:45:51] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 533 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Deduced a syphon composed of 1198 places in 42 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c064-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 1628 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 1612 transition count 5962
Discarding 299 places :
Symmetric choice reduction at 1 with 299 rule applications. Total rules 315 place count 1313 transition count 3682
Iterating global reduction 1 with 299 rules applied. Total rules applied 614 place count 1313 transition count 3682
Ensure Unique test removed 360 transitions
Reduce isomorphic transitions removed 360 transitions.
Iterating post reduction 1 with 360 rules applied. Total rules applied 974 place count 1313 transition count 3322
Discarding 156 places :
Symmetric choice reduction at 2 with 156 rule applications. Total rules 1130 place count 1157 transition count 3010
Iterating global reduction 2 with 156 rules applied. Total rules applied 1286 place count 1157 transition count 3010
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 1354 place count 1157 transition count 2942
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1367 place count 1144 transition count 2916
Iterating global reduction 3 with 13 rules applied. Total rules applied 1380 place count 1144 transition count 2916
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1393 place count 1131 transition count 2890
Iterating global reduction 3 with 13 rules applied. Total rules applied 1406 place count 1131 transition count 2890
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1419 place count 1118 transition count 2864
Iterating global reduction 3 with 13 rules applied. Total rules applied 1432 place count 1118 transition count 2864
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1445 place count 1105 transition count 2838
Iterating global reduction 3 with 13 rules applied. Total rules applied 1458 place count 1105 transition count 2838
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1471 place count 1092 transition count 2812
Iterating global reduction 3 with 13 rules applied. Total rules applied 1484 place count 1092 transition count 2812
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1497 place count 1079 transition count 2786
Iterating global reduction 3 with 13 rules applied. Total rules applied 1510 place count 1079 transition count 2786
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1523 place count 1066 transition count 2760
Iterating global reduction 3 with 13 rules applied. Total rules applied 1536 place count 1066 transition count 2760
Discarding 52 places :
Symmetric choice reduction at 3 with 52 rule applications. Total rules 1588 place count 1014 transition count 2566
Iterating global reduction 3 with 52 rules applied. Total rules applied 1640 place count 1014 transition count 2566
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 1699 place count 955 transition count 2330
Iterating global reduction 3 with 59 rules applied. Total rules applied 1758 place count 955 transition count 2330
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 1817 place count 896 transition count 2184
Iterating global reduction 3 with 59 rules applied. Total rules applied 1876 place count 896 transition count 2184
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 1934 place count 838 transition count 2068
Iterating global reduction 3 with 58 rules applied. Total rules applied 1992 place count 838 transition count 2068
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2050 place count 780 transition count 1952
Iterating global reduction 3 with 58 rules applied. Total rules applied 2108 place count 780 transition count 1952
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2166 place count 722 transition count 1836
Iterating global reduction 3 with 58 rules applied. Total rules applied 2224 place count 722 transition count 1836
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2280 place count 666 transition count 1724
Iterating global reduction 3 with 56 rules applied. Total rules applied 2336 place count 666 transition count 1724
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 2350 place count 652 transition count 1696
Iterating global reduction 3 with 14 rules applied. Total rules applied 2364 place count 652 transition count 1696
Applied a total of 2364 rules in 1199 ms. Remains 652 /1628 variables (removed 976) and now considering 1696/5962 (removed 4266) transitions.
[2024-05-23 06:45:53] [INFO ] Flow matrix only has 1139 transitions (discarded 557 similar events)
// Phase 1: matrix 1139 rows 652 cols
[2024-05-23 06:45:53] [INFO ] Computed 2 invariants in 36 ms
[2024-05-23 06:45:54] [INFO ] Implicit Places using invariants in 777 ms returned []
[2024-05-23 06:45:54] [INFO ] Flow matrix only has 1139 transitions (discarded 557 similar events)
[2024-05-23 06:45:54] [INFO ] Invariant cache hit.
[2024-05-23 06:45:54] [INFO ] State equation strengthened by 283 read => feed constraints.
[2024-05-23 06:45:56] [INFO ] Implicit Places using invariants and state equation in 2041 ms returned []
Implicit Place search using SMT with State Equation took 2845 ms to find 0 implicit places.
Running 1694 sub problems to find dead transitions.
[2024-05-23 06:45:56] [INFO ] Flow matrix only has 1139 transitions (discarded 557 similar events)
[2024-05-23 06:45:56] [INFO ] Invariant cache hit.
[2024-05-23 06:45:56] [INFO ] State equation strengthened by 283 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/651 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1694 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/651 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1694 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 651/1791 variables, and 2 constraints, problems are : Problem set: 0 solved, 1694 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/652 constraints, ReadFeed: 0/283 constraints, PredecessorRefiner: 1694/1694 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1694 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/651 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1694 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/651 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1694 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/651 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1694 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1790 variables, 651/653 constraints. Problems are: Problem set: 0 solved, 1694 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1790 variables, 283/936 constraints. Problems are: Problem set: 0 solved, 1694 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1790 variables, 256/1192 constraints. Problems are: Problem set: 0 solved, 1694 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1790/1791 variables, and 1192 constraints, problems are : Problem set: 0 solved, 1694 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 651/652 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 256/1694 constraints, Known Traps: 0/0 constraints]
After SMT, in 68094ms problems are : Problem set: 0 solved, 1694 unsolved
Search for dead transitions found 0 dead transitions in 68135ms
Starting structural reductions in LTL mode, iteration 1 : 652/1628 places, 1696/5962 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72216 ms. Remains : 652/1628 places, 1696/5962 transitions.
Support contains 9 out of 652 places after structural reductions.
[2024-05-23 06:47:04] [INFO ] Flatten gal took : 134 ms
[2024-05-23 06:47:04] [INFO ] Flatten gal took : 87 ms
[2024-05-23 06:47:05] [INFO ] Input system was already deterministic with 1696 transitions.
RANDOM walk for 40077 steps (8 resets) in 1169 ms. (34 steps per ms) remains 4/8 properties
BEST_FIRST walk for 40004 steps (15 resets) in 202 ms. (197 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (23 resets) in 162 ms. (245 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (16 resets) in 100 ms. (396 steps per ms) remains 2/2 properties
[2024-05-23 06:47:05] [INFO ] Flow matrix only has 1139 transitions (discarded 557 similar events)
[2024-05-23 06:47:05] [INFO ] Invariant cache hit.
[2024-05-23 06:47:05] [INFO ] State equation strengthened by 283 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 23/30 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 585/615 variables, 16/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/615 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/615 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 14/629 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/629 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/629 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 959/1588 variables, 489/515 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1588 variables, 282/797 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1588 variables, 0/797 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 62/1650 variables, 1/798 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1650 variables, 0/798 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 138/1788 variables, 137/935 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1788 variables, 0/935 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (OVERLAPS) 3/1791 variables, 2/937 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1791 variables, 0/937 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1791 variables, 0/937 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1791/1791 variables, and 937 constraints, problems are : Problem set: 0 solved, 2 unsolved in 708 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 652/652 constraints, ReadFeed: 283/283 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 23/30 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 585/615 variables, 16/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/615 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/615 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/615 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 14/629 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/629 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/629 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 959/1588 variables, 489/517 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1588 variables, 282/799 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1588 variables, 0/799 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 62/1650 variables, 1/800 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1650 variables, 0/800 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 138/1788 variables, 137/937 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1788 variables, 0/937 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 3/1791 variables, 2/939 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1791 variables, 0/939 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/1791 variables, 0/939 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1791/1791 variables, and 939 constraints, problems are : Problem set: 0 solved, 2 unsolved in 686 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 652/652 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1426ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 170 ms.
Support contains 2 out of 652 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 652/652 places, 1696/1696 transitions.
Graph (complete) has 2821 edges and 652 vertex of which 459 are kept as prefixes of interest. Removing 193 places using SCC suffix rule.5 ms
Discarding 193 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 459 transition count 1312
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 390 place count 454 transition count 1300
Iterating global reduction 1 with 5 rules applied. Total rules applied 395 place count 454 transition count 1300
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 397 place count 454 transition count 1298
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 401 place count 450 transition count 1288
Iterating global reduction 2 with 4 rules applied. Total rules applied 405 place count 450 transition count 1288
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 408 place count 447 transition count 1282
Iterating global reduction 2 with 3 rules applied. Total rules applied 411 place count 447 transition count 1282
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 414 place count 444 transition count 1276
Iterating global reduction 2 with 3 rules applied. Total rules applied 417 place count 444 transition count 1276
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 419 place count 442 transition count 1272
Iterating global reduction 2 with 2 rules applied. Total rules applied 421 place count 442 transition count 1272
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 423 place count 440 transition count 1268
Iterating global reduction 2 with 2 rules applied. Total rules applied 425 place count 440 transition count 1268
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 427 place count 438 transition count 1264
Iterating global reduction 2 with 2 rules applied. Total rules applied 429 place count 438 transition count 1264
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 430 place count 437 transition count 1262
Iterating global reduction 2 with 1 rules applied. Total rules applied 431 place count 437 transition count 1262
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 432 place count 436 transition count 1260
Iterating global reduction 2 with 1 rules applied. Total rules applied 433 place count 436 transition count 1260
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 434 place count 435 transition count 1256
Iterating global reduction 2 with 1 rules applied. Total rules applied 435 place count 435 transition count 1256
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 436 place count 434 transition count 1252
Iterating global reduction 2 with 1 rules applied. Total rules applied 437 place count 434 transition count 1252
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 438 place count 433 transition count 1250
Iterating global reduction 2 with 1 rules applied. Total rules applied 439 place count 433 transition count 1250
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 440 place count 432 transition count 1248
Iterating global reduction 2 with 1 rules applied. Total rules applied 441 place count 432 transition count 1248
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 442 place count 431 transition count 1246
Iterating global reduction 2 with 1 rules applied. Total rules applied 443 place count 431 transition count 1246
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 444 place count 430 transition count 1244
Iterating global reduction 2 with 1 rules applied. Total rules applied 445 place count 430 transition count 1244
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 446 place count 429 transition count 1242
Iterating global reduction 2 with 1 rules applied. Total rules applied 447 place count 429 transition count 1242
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 453 place count 429 transition count 1236
Applied a total of 453 rules in 358 ms. Remains 429 /652 variables (removed 223) and now considering 1236/1696 (removed 460) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 358 ms. Remains : 429/652 places, 1236/1696 transitions.
RANDOM walk for 40001 steps (8 resets) in 254 ms. (156 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 113 ms. (350 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 303034 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 2
Probabilistic random walk after 303034 steps, saw 185828 distinct states, run finished after 3004 ms. (steps per millisecond=100 ) properties seen :0
[2024-05-23 06:47:10] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
// Phase 1: matrix 701 rows 429 cols
[2024-05-23 06:47:10] [INFO ] Computed 3 invariants in 9 ms
[2024-05-23 06:47:10] [INFO ] State equation strengthened by 78 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 15/22 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 361/383 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 9/392 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/392 variables, 3/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 610/1002 variables, 342/365 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1002 variables, 77/442 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 06:47:11] [INFO ] Deduced a trap composed of 77 places in 186 ms of which 22 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1002 variables, 1/443 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1002 variables, 0/443 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 62/1064 variables, 1/444 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1064 variables, 0/444 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 66/1130 variables, 67/511 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1130 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1130 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1130/1130 variables, and 511 constraints, problems are : Problem set: 0 solved, 2 unsolved in 704 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 429/429 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 15/22 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 361/383 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 9/392 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/392 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 610/1002 variables, 342/367 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1002 variables, 77/444 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1002 variables, 1/445 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1002 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 62/1064 variables, 1/446 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1064 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 66/1130 variables, 67/513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1130 variables, 0/513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1130 variables, 0/513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1130/1130 variables, and 513 constraints, problems are : Problem set: 0 solved, 2 unsolved in 432 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 429/429 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 1166ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 429/429 places, 1236/1236 transitions.
Applied a total of 0 rules in 56 ms. Remains 429 /429 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 429/429 places, 1236/1236 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 429/429 places, 1236/1236 transitions.
Applied a total of 0 rules in 51 ms. Remains 429 /429 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
[2024-05-23 06:47:12] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:47:12] [INFO ] Invariant cache hit.
[2024-05-23 06:47:12] [INFO ] Implicit Places using invariants in 294 ms returned []
[2024-05-23 06:47:12] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:47:12] [INFO ] Invariant cache hit.
[2024-05-23 06:47:12] [INFO ] State equation strengthened by 78 read => feed constraints.
[2024-05-23 06:47:13] [INFO ] Implicit Places using invariants and state equation in 1298 ms returned []
Implicit Place search using SMT with State Equation took 1595 ms to find 0 implicit places.
[2024-05-23 06:47:13] [INFO ] Redundant transitions in 77 ms returned []
Running 1234 sub problems to find dead transitions.
[2024-05-23 06:47:13] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:47:13] [INFO ] Invariant cache hit.
[2024-05-23 06:47:13] [INFO ] State equation strengthened by 78 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/429 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
[2024-05-23 06:47:32] [INFO ] Deduced a trap composed of 131 places in 104 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/429 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/429 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 701/1130 variables, 429/433 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
SMT process timed out in 34068ms, After SMT, problems are : Problem set: 0 solved, 1234 unsolved
Search for dead transitions found 0 dead transitions in 34083ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35823 ms. Remains : 429/429 places, 1236/1236 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 535 transitions
Reduce isomorphic transitions removed 535 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 545 rules applied. Total rules applied 545 place count 429 transition count 691
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 555 place count 419 transition count 691
Performed 75 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 75 Pre rules applied. Total rules applied 555 place count 419 transition count 616
Deduced a syphon composed of 75 places in 1 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 2 with 150 rules applied. Total rules applied 705 place count 344 transition count 616
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 128
Deduced a syphon composed of 128 places in 0 ms
Reduce places removed 128 places and 0 transitions.
Iterating global reduction 2 with 256 rules applied. Total rules applied 961 place count 216 transition count 488
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1025 place count 152 transition count 360
Iterating global reduction 2 with 64 rules applied. Total rules applied 1089 place count 152 transition count 360
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1091 place count 152 transition count 358
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1154 place count 89 transition count 232
Iterating global reduction 3 with 63 rules applied. Total rules applied 1217 place count 89 transition count 232
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1280 place count 26 transition count 106
Iterating global reduction 3 with 63 rules applied. Total rules applied 1343 place count 26 transition count 106
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1406 place count 26 transition count 43
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1406 place count 26 transition count 42
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1408 place count 25 transition count 42
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 4 with 2 rules applied. Total rules applied 1410 place count 24 transition count 41
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 4 with 2 rules applied. Total rules applied 1412 place count 23 transition count 41
Applied a total of 1412 rules in 73 ms. Remains 23 /429 variables (removed 406) and now considering 41/1236 (removed 1195) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 41 rows 23 cols
[2024-05-23 06:47:47] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 06:47:47] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 06:47:47] [INFO ] After 11ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2024-05-23 06:47:47] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 06:47:47] [INFO ] After 5ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-23 06:47:47] [INFO ] After 54ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-23 06:47:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 06:47:47] [INFO ] After 11ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2024-05-23 06:47:47] [INFO ] After 6ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-05-23 06:47:47] [INFO ] After 16ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-05-23 06:47:47] [INFO ] After 50ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 187 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Graph (complete) has 3757 edges and 652 vertex of which 651 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.19 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 1 out of 652 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 652/652 places, 1696/1696 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 646 transition count 1680
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 646 transition count 1680
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 646 transition count 1678
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 19 place count 641 transition count 1664
Iterating global reduction 1 with 5 rules applied. Total rules applied 24 place count 641 transition count 1664
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 28 place count 637 transition count 1654
Iterating global reduction 1 with 4 rules applied. Total rules applied 32 place count 637 transition count 1654
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 36 place count 633 transition count 1644
Iterating global reduction 1 with 4 rules applied. Total rules applied 40 place count 633 transition count 1644
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 43 place count 630 transition count 1638
Iterating global reduction 1 with 3 rules applied. Total rules applied 46 place count 630 transition count 1638
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 49 place count 627 transition count 1632
Iterating global reduction 1 with 3 rules applied. Total rules applied 52 place count 627 transition count 1632
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 55 place count 624 transition count 1626
Iterating global reduction 1 with 3 rules applied. Total rules applied 58 place count 624 transition count 1626
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 59 place count 623 transition count 1624
Iterating global reduction 1 with 1 rules applied. Total rules applied 60 place count 623 transition count 1624
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 61 place count 622 transition count 1622
Iterating global reduction 1 with 1 rules applied. Total rules applied 62 place count 622 transition count 1622
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 66 place count 622 transition count 1618
Applied a total of 66 rules in 693 ms. Remains 622 /652 variables (removed 30) and now considering 1618/1696 (removed 78) transitions.
[2024-05-23 06:47:48] [INFO ] Flow matrix only has 1081 transitions (discarded 537 similar events)
// Phase 1: matrix 1081 rows 622 cols
[2024-05-23 06:47:48] [INFO ] Computed 2 invariants in 16 ms
[2024-05-23 06:47:49] [INFO ] Implicit Places using invariants in 461 ms returned []
[2024-05-23 06:47:49] [INFO ] Flow matrix only has 1081 transitions (discarded 537 similar events)
[2024-05-23 06:47:49] [INFO ] Invariant cache hit.
[2024-05-23 06:47:49] [INFO ] State equation strengthened by 267 read => feed constraints.
[2024-05-23 06:47:51] [INFO ] Implicit Places using invariants and state equation in 1992 ms returned []
Implicit Place search using SMT with State Equation took 2455 ms to find 0 implicit places.
[2024-05-23 06:47:51] [INFO ] Redundant transitions in 91 ms returned []
Running 1616 sub problems to find dead transitions.
[2024-05-23 06:47:51] [INFO ] Flow matrix only has 1081 transitions (discarded 537 similar events)
[2024-05-23 06:47:51] [INFO ] Invariant cache hit.
[2024-05-23 06:47:51] [INFO ] State equation strengthened by 267 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1616 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 621/1703 variables, and 2 constraints, problems are : Problem set: 0 solved, 1616 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/622 constraints, ReadFeed: 0/267 constraints, PredecessorRefiner: 1616/1616 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1616 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/621 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 3 (OVERLAPS) 1081/1702 variables, 621/623 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1702 variables, 267/890 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1702 variables, 256/1146 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1702/1703 variables, and 1146 constraints, problems are : Problem set: 0 solved, 1616 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/622 constraints, ReadFeed: 267/267 constraints, PredecessorRefiner: 256/1616 constraints, Known Traps: 0/0 constraints]
After SMT, in 67748ms problems are : Problem set: 0 solved, 1616 unsolved
Search for dead transitions found 0 dead transitions in 67764ms
Starting structural reductions in SI_LTL mode, iteration 1 : 622/652 places, 1618/1696 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71016 ms. Remains : 622/652 places, 1618/1696 transitions.
Stuttering acceptance computed with spot in 220 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-01
Product exploration explored 100000 steps with 761 reset in 616 ms.
Stuttering criterion allowed to conclude after 73597 steps with 562 reset in 407 ms.
FORMULA FunctionPointer-PT-c064-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c064-LTLCardinality-01 finished in 72311 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 652 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 652/652 places, 1696/1696 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 651 transition count 1696
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 646 transition count 1682
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 646 transition count 1682
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 15 place count 642 transition count 1670
Iterating global reduction 1 with 4 rules applied. Total rules applied 19 place count 642 transition count 1670
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 23 place count 638 transition count 1660
Iterating global reduction 1 with 4 rules applied. Total rules applied 27 place count 638 transition count 1660
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 31 place count 634 transition count 1650
Iterating global reduction 1 with 4 rules applied. Total rules applied 35 place count 634 transition count 1650
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 39 place count 630 transition count 1642
Iterating global reduction 1 with 4 rules applied. Total rules applied 43 place count 630 transition count 1642
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 47 place count 626 transition count 1634
Iterating global reduction 1 with 4 rules applied. Total rules applied 51 place count 626 transition count 1634
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 55 place count 622 transition count 1626
Iterating global reduction 1 with 4 rules applied. Total rules applied 59 place count 622 transition count 1626
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 61 place count 620 transition count 1622
Iterating global reduction 1 with 2 rules applied. Total rules applied 63 place count 620 transition count 1622
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 65 place count 618 transition count 1618
Iterating global reduction 1 with 2 rules applied. Total rules applied 67 place count 618 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 617 transition count 1614
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 616 transition count 1610
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 616 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 615 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 615 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 614 transition count 1606
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 614 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 76 place count 613 transition count 1604
Iterating global reduction 1 with 1 rules applied. Total rules applied 77 place count 613 transition count 1604
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 78 place count 612 transition count 1602
Iterating global reduction 1 with 1 rules applied. Total rules applied 79 place count 612 transition count 1602
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 80 place count 611 transition count 1600
Iterating global reduction 1 with 1 rules applied. Total rules applied 81 place count 611 transition count 1600
Applied a total of 81 rules in 227 ms. Remains 611 /652 variables (removed 41) and now considering 1600/1696 (removed 96) transitions.
[2024-05-23 06:49:00] [INFO ] Flow matrix only has 1070 transitions (discarded 530 similar events)
// Phase 1: matrix 1070 rows 611 cols
[2024-05-23 06:49:00] [INFO ] Computed 2 invariants in 23 ms
[2024-05-23 06:49:01] [INFO ] Implicit Places using invariants in 485 ms returned []
[2024-05-23 06:49:01] [INFO ] Flow matrix only has 1070 transitions (discarded 530 similar events)
[2024-05-23 06:49:01] [INFO ] Invariant cache hit.
[2024-05-23 06:49:01] [INFO ] State equation strengthened by 267 read => feed constraints.
[2024-05-23 06:49:03] [INFO ] Implicit Places using invariants and state equation in 1904 ms returned []
Implicit Place search using SMT with State Equation took 2394 ms to find 0 implicit places.
Running 1598 sub problems to find dead transitions.
[2024-05-23 06:49:03] [INFO ] Flow matrix only has 1070 transitions (discarded 530 similar events)
[2024-05-23 06:49:03] [INFO ] Invariant cache hit.
[2024-05-23 06:49:03] [INFO ] State equation strengthened by 267 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/611 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1598 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/611 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1598 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/611 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1598 unsolved
SMT process timed out in 37983ms, After SMT, problems are : Problem set: 0 solved, 1598 unsolved
Search for dead transitions found 0 dead transitions in 37997ms
Starting structural reductions in LTL mode, iteration 1 : 611/652 places, 1600/1696 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40621 ms. Remains : 611/652 places, 1600/1696 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 562 ms.
Product exploration explored 100000 steps with 50000 reset in 523 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 : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 20 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-c064-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c064-LTLCardinality-07 finished in 41860 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 652 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 652/652 places, 1696/1696 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 651 transition count 1696
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 7 place count 645 transition count 1682
Iterating global reduction 1 with 6 rules applied. Total rules applied 13 place count 645 transition count 1682
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 15 place count 645 transition count 1680
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 20 place count 640 transition count 1668
Iterating global reduction 2 with 5 rules applied. Total rules applied 25 place count 640 transition count 1668
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 29 place count 636 transition count 1658
Iterating global reduction 2 with 4 rules applied. Total rules applied 33 place count 636 transition count 1658
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 37 place count 632 transition count 1648
Iterating global reduction 2 with 4 rules applied. Total rules applied 41 place count 632 transition count 1648
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 44 place count 629 transition count 1642
Iterating global reduction 2 with 3 rules applied. Total rules applied 47 place count 629 transition count 1642
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 50 place count 626 transition count 1636
Iterating global reduction 2 with 3 rules applied. Total rules applied 53 place count 626 transition count 1636
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 56 place count 623 transition count 1630
Iterating global reduction 2 with 3 rules applied. Total rules applied 59 place count 623 transition count 1630
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 61 place count 621 transition count 1626
Iterating global reduction 2 with 2 rules applied. Total rules applied 63 place count 621 transition count 1626
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 65 place count 619 transition count 1622
Iterating global reduction 2 with 2 rules applied. Total rules applied 67 place count 619 transition count 1622
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 68 place count 618 transition count 1618
Iterating global reduction 2 with 1 rules applied. Total rules applied 69 place count 618 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 70 place count 617 transition count 1614
Iterating global reduction 2 with 1 rules applied. Total rules applied 71 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 72 place count 616 transition count 1612
Iterating global reduction 2 with 1 rules applied. Total rules applied 73 place count 616 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 74 place count 615 transition count 1610
Iterating global reduction 2 with 1 rules applied. Total rules applied 75 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 76 place count 614 transition count 1608
Iterating global reduction 2 with 1 rules applied. Total rules applied 77 place count 614 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 78 place count 613 transition count 1606
Iterating global reduction 2 with 1 rules applied. Total rules applied 79 place count 613 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 80 place count 612 transition count 1604
Iterating global reduction 2 with 1 rules applied. Total rules applied 81 place count 612 transition count 1604
Applied a total of 81 rules in 223 ms. Remains 612 /652 variables (removed 40) and now considering 1604/1696 (removed 92) transitions.
[2024-05-23 06:49:42] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 612 cols
[2024-05-23 06:49:42] [INFO ] Computed 2 invariants in 13 ms
[2024-05-23 06:49:42] [INFO ] Implicit Places using invariants in 409 ms returned []
[2024-05-23 06:49:42] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 06:49:42] [INFO ] Invariant cache hit.
[2024-05-23 06:49:43] [INFO ] State equation strengthened by 265 read => feed constraints.
[2024-05-23 06:49:44] [INFO ] Implicit Places using invariants and state equation in 1849 ms returned []
Implicit Place search using SMT with State Equation took 2261 ms to find 0 implicit places.
Running 1602 sub problems to find dead transitions.
[2024-05-23 06:49:44] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2024-05-23 06:49:44] [INFO ] Invariant cache hit.
[2024-05-23 06:49:44] [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
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 612/1683 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: 0/612 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 30531 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 67613ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 67629ms
Starting structural reductions in LTL mode, iteration 1 : 612/652 places, 1604/1696 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70122 ms. Remains : 612/652 places, 1604/1696 transitions.
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 475 ms.
Product exploration explored 100000 steps with 50000 reset in 502 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 : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 18 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-c064-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c064-LTLCardinality-08 finished in 71253 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 652 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 652/652 places, 1696/1696 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 651 transition count 1696
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 7 place count 645 transition count 1680
Iterating global reduction 1 with 6 rules applied. Total rules applied 13 place count 645 transition count 1680
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 15 place count 645 transition count 1678
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 21 place count 639 transition count 1662
Iterating global reduction 2 with 6 rules applied. Total rules applied 27 place count 639 transition count 1662
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 32 place count 634 transition count 1650
Iterating global reduction 2 with 5 rules applied. Total rules applied 37 place count 634 transition count 1650
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 42 place count 629 transition count 1638
Iterating global reduction 2 with 5 rules applied. Total rules applied 47 place count 629 transition count 1638
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 51 place count 625 transition count 1630
Iterating global reduction 2 with 4 rules applied. Total rules applied 55 place count 625 transition count 1630
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 59 place count 621 transition count 1622
Iterating global reduction 2 with 4 rules applied. Total rules applied 63 place count 621 transition count 1622
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 67 place count 617 transition count 1614
Iterating global reduction 2 with 4 rules applied. Total rules applied 71 place count 617 transition count 1614
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 73 place count 615 transition count 1610
Iterating global reduction 2 with 2 rules applied. Total rules applied 75 place count 615 transition count 1610
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 77 place count 613 transition count 1606
Iterating global reduction 2 with 2 rules applied. Total rules applied 79 place count 613 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 80 place count 612 transition count 1602
Iterating global reduction 2 with 1 rules applied. Total rules applied 81 place count 612 transition count 1602
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 82 place count 611 transition count 1598
Iterating global reduction 2 with 1 rules applied. Total rules applied 83 place count 611 transition count 1598
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 84 place count 610 transition count 1596
Iterating global reduction 2 with 1 rules applied. Total rules applied 85 place count 610 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 86 place count 609 transition count 1594
Iterating global reduction 2 with 1 rules applied. Total rules applied 87 place count 609 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 88 place count 608 transition count 1592
Iterating global reduction 2 with 1 rules applied. Total rules applied 89 place count 608 transition count 1592
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 90 place count 607 transition count 1590
Iterating global reduction 2 with 1 rules applied. Total rules applied 91 place count 607 transition count 1590
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 92 place count 606 transition count 1588
Iterating global reduction 2 with 1 rules applied. Total rules applied 93 place count 606 transition count 1588
Applied a total of 93 rules in 228 ms. Remains 606 /652 variables (removed 46) and now considering 1588/1696 (removed 108) transitions.
[2024-05-23 06:50:53] [INFO ] Flow matrix only has 1061 transitions (discarded 527 similar events)
// Phase 1: matrix 1061 rows 606 cols
[2024-05-23 06:50:53] [INFO ] Computed 2 invariants in 14 ms
[2024-05-23 06:50:54] [INFO ] Implicit Places using invariants in 445 ms returned []
[2024-05-23 06:50:54] [INFO ] Flow matrix only has 1061 transitions (discarded 527 similar events)
[2024-05-23 06:50:54] [INFO ] Invariant cache hit.
[2024-05-23 06:50:54] [INFO ] State equation strengthened by 264 read => feed constraints.
[2024-05-23 06:50:56] [INFO ] Implicit Places using invariants and state equation in 1989 ms returned []
Implicit Place search using SMT with State Equation took 2440 ms to find 0 implicit places.
Running 1586 sub problems to find dead transitions.
[2024-05-23 06:50:56] [INFO ] Flow matrix only has 1061 transitions (discarded 527 similar events)
[2024-05-23 06:50:56] [INFO ] Invariant cache hit.
[2024-05-23 06:50:56] [INFO ] State equation strengthened by 264 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/606 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/606 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1586 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 606/1667 variables, and 2 constraints, problems are : Problem set: 0 solved, 1586 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/606 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1586/1586 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1586 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/606 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/606 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/606 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 3 (OVERLAPS) 1061/1667 variables, 606/608 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1667 variables, 264/872 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1667/1667 variables, and 2458 constraints, problems are : Problem set: 0 solved, 1586 unsolved in 30694 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 606/606 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1586/1586 constraints, Known Traps: 0/0 constraints]
After SMT, in 67705ms problems are : Problem set: 0 solved, 1586 unsolved
Search for dead transitions found 0 dead transitions in 67719ms
Starting structural reductions in LTL mode, iteration 1 : 606/652 places, 1588/1696 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70389 ms. Remains : 606/652 places, 1588/1696 transitions.
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-09
Product exploration explored 100000 steps with 50000 reset in 497 ms.
Product exploration explored 100000 steps with 50000 reset in 476 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 : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 19 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-c064-LTLCardinality-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c064-LTLCardinality-09 finished in 71508 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 1 out of 652 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 652/652 places, 1696/1696 transitions.
Graph (complete) has 3757 edges and 652 vertex of which 651 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 8 place count 644 transition count 1678
Iterating global reduction 0 with 7 rules applied. Total rules applied 15 place count 644 transition count 1678
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 17 place count 644 transition count 1676
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 23 place count 638 transition count 1660
Iterating global reduction 1 with 6 rules applied. Total rules applied 29 place count 638 transition count 1660
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 34 place count 633 transition count 1648
Iterating global reduction 1 with 5 rules applied. Total rules applied 39 place count 633 transition count 1648
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 44 place count 628 transition count 1636
Iterating global reduction 1 with 5 rules applied. Total rules applied 49 place count 628 transition count 1636
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 53 place count 624 transition count 1628
Iterating global reduction 1 with 4 rules applied. Total rules applied 57 place count 624 transition count 1628
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 61 place count 620 transition count 1620
Iterating global reduction 1 with 4 rules applied. Total rules applied 65 place count 620 transition count 1620
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 69 place count 616 transition count 1612
Iterating global reduction 1 with 4 rules applied. Total rules applied 73 place count 616 transition count 1612
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 75 place count 614 transition count 1608
Iterating global reduction 1 with 2 rules applied. Total rules applied 77 place count 614 transition count 1608
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 79 place count 612 transition count 1604
Iterating global reduction 1 with 2 rules applied. Total rules applied 81 place count 612 transition count 1604
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 82 place count 611 transition count 1600
Iterating global reduction 1 with 1 rules applied. Total rules applied 83 place count 611 transition count 1600
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 84 place count 610 transition count 1596
Iterating global reduction 1 with 1 rules applied. Total rules applied 85 place count 610 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 86 place count 609 transition count 1594
Iterating global reduction 1 with 1 rules applied. Total rules applied 87 place count 609 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 88 place count 608 transition count 1592
Iterating global reduction 1 with 1 rules applied. Total rules applied 89 place count 608 transition count 1592
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 90 place count 607 transition count 1590
Iterating global reduction 1 with 1 rules applied. Total rules applied 91 place count 607 transition count 1590
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 92 place count 606 transition count 1588
Iterating global reduction 1 with 1 rules applied. Total rules applied 93 place count 606 transition count 1588
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 94 place count 605 transition count 1586
Iterating global reduction 1 with 1 rules applied. Total rules applied 95 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 97 place count 605 transition count 1584
Applied a total of 97 rules in 567 ms. Remains 605 /652 variables (removed 47) and now considering 1584/1696 (removed 112) transitions.
[2024-05-23 06:52:05] [INFO ] Flow matrix only has 1057 transitions (discarded 527 similar events)
// Phase 1: matrix 1057 rows 605 cols
[2024-05-23 06:52:05] [INFO ] Computed 2 invariants in 15 ms
[2024-05-23 06:52:06] [INFO ] Implicit Places using invariants in 414 ms returned []
[2024-05-23 06:52:06] [INFO ] Flow matrix only has 1057 transitions (discarded 527 similar events)
[2024-05-23 06:52:06] [INFO ] Invariant cache hit.
[2024-05-23 06:52:06] [INFO ] State equation strengthened by 262 read => feed constraints.
[2024-05-23 06:52:07] [INFO ] Implicit Places using invariants and state equation in 1845 ms returned []
Implicit Place search using SMT with State Equation took 2260 ms to find 0 implicit places.
[2024-05-23 06:52:07] [INFO ] Redundant transitions in 30 ms returned []
Running 1582 sub problems to find dead transitions.
[2024-05-23 06:52:07] [INFO ] Flow matrix only has 1057 transitions (discarded 527 similar events)
[2024-05-23 06:52:07] [INFO ] Invariant cache hit.
[2024-05-23 06:52:07] [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 30031 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 30305 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 68304ms problems are : Problem set: 0 solved, 1582 unsolved
Search for dead transitions found 0 dead transitions in 68321ms
Starting structural reductions in SI_LTL mode, iteration 1 : 605/652 places, 1584/1696 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71192 ms. Remains : 605/652 places, 1584/1696 transitions.
Stuttering acceptance computed with spot in 156 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-10
Stuttering criterion allowed to conclude after 12245 steps with 95 reset in 59 ms.
FORMULA FunctionPointer-PT-c064-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c064-LTLCardinality-10 finished in 71430 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((G((p1&&F(G(p2))))||p0))))'
Support contains 2 out of 652 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 652/652 places, 1696/1696 transitions.
Graph (complete) has 3757 edges and 652 vertex of which 651 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 6 place count 646 transition count 1684
Iterating global reduction 0 with 5 rules applied. Total rules applied 11 place count 646 transition count 1684
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 13 place count 646 transition count 1682
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 17 place count 642 transition count 1672
Iterating global reduction 1 with 4 rules applied. Total rules applied 21 place count 642 transition count 1672
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 24 place count 639 transition count 1666
Iterating global reduction 1 with 3 rules applied. Total rules applied 27 place count 639 transition count 1666
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 30 place count 636 transition count 1660
Iterating global reduction 1 with 3 rules applied. Total rules applied 33 place count 636 transition count 1660
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 35 place count 634 transition count 1656
Iterating global reduction 1 with 2 rules applied. Total rules applied 37 place count 634 transition count 1656
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 39 place count 632 transition count 1652
Iterating global reduction 1 with 2 rules applied. Total rules applied 41 place count 632 transition count 1652
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 43 place count 630 transition count 1648
Iterating global reduction 1 with 2 rules applied. Total rules applied 45 place count 630 transition count 1648
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 46 place count 629 transition count 1646
Iterating global reduction 1 with 1 rules applied. Total rules applied 47 place count 629 transition count 1646
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 48 place count 628 transition count 1644
Iterating global reduction 1 with 1 rules applied. Total rules applied 49 place count 628 transition count 1644
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 50 place count 627 transition count 1640
Iterating global reduction 1 with 1 rules applied. Total rules applied 51 place count 627 transition count 1640
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 52 place count 626 transition count 1636
Iterating global reduction 1 with 1 rules applied. Total rules applied 53 place count 626 transition count 1636
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 54 place count 625 transition count 1634
Iterating global reduction 1 with 1 rules applied. Total rules applied 55 place count 625 transition count 1634
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 56 place count 624 transition count 1632
Iterating global reduction 1 with 1 rules applied. Total rules applied 57 place count 624 transition count 1632
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 58 place count 623 transition count 1630
Iterating global reduction 1 with 1 rules applied. Total rules applied 59 place count 623 transition count 1630
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 622 transition count 1628
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 622 transition count 1628
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 621 transition count 1626
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 621 transition count 1626
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 67 place count 621 transition count 1622
Applied a total of 67 rules in 392 ms. Remains 621 /652 variables (removed 31) and now considering 1622/1696 (removed 74) transitions.
[2024-05-23 06:53:16] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
// Phase 1: matrix 1084 rows 621 cols
[2024-05-23 06:53:16] [INFO ] Computed 2 invariants in 14 ms
[2024-05-23 06:53:17] [INFO ] Implicit Places using invariants in 434 ms returned []
[2024-05-23 06:53:17] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 06:53:17] [INFO ] Invariant cache hit.
[2024-05-23 06:53:17] [INFO ] State equation strengthened by 268 read => feed constraints.
[2024-05-23 06:53:19] [INFO ] Implicit Places using invariants and state equation in 2133 ms returned []
Implicit Place search using SMT with State Equation took 2569 ms to find 0 implicit places.
[2024-05-23 06:53:19] [INFO ] Redundant transitions in 26 ms returned []
Running 1620 sub problems to find dead transitions.
[2024-05-23 06:53:19] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 06:53:19] [INFO ] Invariant cache hit.
[2024-05-23 06:53:19] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 621/1705 variables, and 2 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/621 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) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/621 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 3 (OVERLAPS) 1084/1705 variables, 621/623 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1705 variables, 268/891 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1705/1705 variables, and 2511 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 31009 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1620/1620 constraints, Known Traps: 0/0 constraints]
After SMT, in 68623ms problems are : Problem set: 0 solved, 1620 unsolved
Search for dead transitions found 0 dead transitions in 68638ms
Starting structural reductions in SI_LTL mode, iteration 1 : 621/652 places, 1622/1696 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71636 ms. Remains : 621/652 places, 1622/1696 transitions.
Stuttering acceptance computed with spot in 147 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-11
Product exploration explored 100000 steps with 746 reset in 555 ms.
Product exploration explored 100000 steps with 722 reset in 512 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 p1) p0 p2), (X p2), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 169 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 109 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Reduction of identical properties reduced properties to check from 8 to 5
RANDOM walk for 40070 steps (8 resets) in 220 ms. (181 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (22 resets) in 106 ms. (373 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (15 resets) in 83 ms. (476 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (18 resets) in 57 ms. (689 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (13 resets) in 84 ms. (470 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (18 resets) in 41 ms. (952 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 255618 steps, run timeout after 3001 ms. (steps per millisecond=85 ) properties seen :0 out of 5
Probabilistic random walk after 255618 steps, saw 165926 distinct states, run finished after 3001 ms. (steps per millisecond=85 ) properties seen :0
[2024-05-23 06:54:32] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 06:54:32] [INFO ] Invariant cache hit.
[2024-05-23 06:54:32] [INFO ] State equation strengthened by 268 read => feed constraints.
Problem apf0 is UNSAT
Problem apf2 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 16/23 variables, 5/7 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 551/574 variables, 10/17 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 1/18 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 7/581 variables, 1/19 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/581 variables, 1/20 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/581 variables, 0/20 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 932/1513 variables, 472/492 constraints. Problems are: Problem set: 2 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1513 variables, 267/759 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1513 variables, 0/759 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 62/1575 variables, 1/760 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1575 variables, 0/760 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 130/1705 variables, 131/891 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1705 variables, 0/891 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 0/1705 variables, 0/891 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1705/1705 variables, and 891 constraints, problems are : Problem set: 2 solved, 3 unsolved in 595 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 16/23 variables, 5/7 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 551/574 variables, 10/17 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 1/18 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 3/21 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 0/21 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 7/581 variables, 1/22 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/581 variables, 1/23 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/581 variables, 0/23 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 932/1513 variables, 472/495 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1513 variables, 267/762 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1513 variables, 0/762 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 62/1575 variables, 1/763 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1575 variables, 0/763 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 130/1705 variables, 131/894 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1705 variables, 0/894 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 0/1705 variables, 0/894 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1705/1705 variables, and 894 constraints, problems are : Problem set: 2 solved, 3 unsolved in 708 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 1342ms problems are : Problem set: 2 solved, 3 unsolved
Parikh walk visited 0 properties in 270 ms.
Support contains 2 out of 621 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 621/621 places, 1622/1622 transitions.
Graph (complete) has 2707 edges and 621 vertex of which 429 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.1 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 429 transition count 1238
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 387 place count 429 transition count 1236
Applied a total of 387 rules in 95 ms. Remains 429 /621 variables (removed 192) and now considering 1236/1622 (removed 386) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 429/621 places, 1236/1622 transitions.
RANDOM walk for 40003 steps (8 resets) in 187 ms. (212 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 61 ms. (645 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 298666 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :0 out of 3
Probabilistic random walk after 298666 steps, saw 183151 distinct states, run finished after 3001 ms. (steps per millisecond=99 ) properties seen :0
[2024-05-23 06:54:37] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
// Phase 1: matrix 701 rows 429 cols
[2024-05-23 06:54:37] [INFO ] Computed 3 invariants in 9 ms
[2024-05-23 06:54:37] [INFO ] State equation strengthened by 78 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 15/22 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 361/383 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 9/392 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/392 variables, 3/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 610/1002 variables, 342/365 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1002 variables, 77/442 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1002 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 62/1064 variables, 1/443 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1064 variables, 0/443 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 66/1130 variables, 67/510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1130 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 0/1130 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1130/1130 variables, and 510 constraints, problems are : Problem set: 0 solved, 3 unsolved in 436 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 429/429 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 15/22 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 361/383 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 9/392 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/392 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 610/1002 variables, 342/368 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1002 variables, 77/445 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1002 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 62/1064 variables, 1/446 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1064 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 66/1130 variables, 67/513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1130 variables, 0/513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 0/1130 variables, 0/513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1130/1130 variables, and 513 constraints, problems are : Problem set: 0 solved, 3 unsolved in 473 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 429/429 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 929ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 152 ms.
Support contains 2 out of 429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 429/429 places, 1236/1236 transitions.
Applied a total of 0 rules in 45 ms. Remains 429 /429 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 429/429 places, 1236/1236 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 429/429 places, 1236/1236 transitions.
Applied a total of 0 rules in 45 ms. Remains 429 /429 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
[2024-05-23 06:54:38] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:54:38] [INFO ] Invariant cache hit.
[2024-05-23 06:54:39] [INFO ] Implicit Places using invariants in 290 ms returned []
[2024-05-23 06:54:39] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:54:39] [INFO ] Invariant cache hit.
[2024-05-23 06:54:39] [INFO ] State equation strengthened by 78 read => feed constraints.
[2024-05-23 06:54:40] [INFO ] Implicit Places using invariants and state equation in 1320 ms returned []
Implicit Place search using SMT with State Equation took 1611 ms to find 0 implicit places.
[2024-05-23 06:54:40] [INFO ] Redundant transitions in 18 ms returned []
Running 1234 sub problems to find dead transitions.
[2024-05-23 06:54:40] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:54:40] [INFO ] Invariant cache hit.
[2024-05-23 06:54:40] [INFO ] State equation strengthened by 78 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/429 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
[2024-05-23 06:54:58] [INFO ] Deduced a trap composed of 131 places in 100 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/429 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/429 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
At refinement iteration 3 (OVERLAPS) 701/1130 variables, 429/433 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
SMT process timed out in 34141ms, After SMT, problems are : Problem set: 0 solved, 1234 unsolved
Search for dead transitions found 0 dead transitions in 34152ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35841 ms. Remains : 429/429 places, 1236/1236 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 535 transitions
Reduce isomorphic transitions removed 535 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 545 rules applied. Total rules applied 545 place count 429 transition count 691
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 555 place count 419 transition count 691
Performed 75 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 75 Pre rules applied. Total rules applied 555 place count 419 transition count 616
Deduced a syphon composed of 75 places in 0 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 2 with 150 rules applied. Total rules applied 705 place count 344 transition count 616
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 128
Deduced a syphon composed of 128 places in 0 ms
Reduce places removed 128 places and 0 transitions.
Iterating global reduction 2 with 256 rules applied. Total rules applied 961 place count 216 transition count 488
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1025 place count 152 transition count 360
Iterating global reduction 2 with 64 rules applied. Total rules applied 1089 place count 152 transition count 360
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1091 place count 152 transition count 358
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1154 place count 89 transition count 232
Iterating global reduction 3 with 63 rules applied. Total rules applied 1217 place count 89 transition count 232
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1280 place count 26 transition count 106
Iterating global reduction 3 with 63 rules applied. Total rules applied 1343 place count 26 transition count 106
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1406 place count 26 transition count 43
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1406 place count 26 transition count 42
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1408 place count 25 transition count 42
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 4 with 2 rules applied. Total rules applied 1410 place count 24 transition count 41
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 4 with 2 rules applied. Total rules applied 1412 place count 23 transition count 41
Applied a total of 1412 rules in 25 ms. Remains 23 /429 variables (removed 406) and now considering 41/1236 (removed 1195) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 41 rows 23 cols
[2024-05-23 06:55:14] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 06:55:14] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 06:55:14] [INFO ] After 12ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2024-05-23 06:55:14] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 06:55:14] [INFO ] After 6ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2024-05-23 06:55:14] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2024-05-23 06:55:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 06:55:14] [INFO ] After 13ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2024-05-23 06:55:14] [INFO ] After 5ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2024-05-23 06:55:14] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2024-05-23 06:55:14] [INFO ] After 56ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 131 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 p2), (X p2), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (G (OR p0 p1)), (G (OR (NOT p2) p0))]
False Knowledge obtained : []
Knowledge based reduction with 19 factoid took 137 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 621 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 621/621 places, 1622/1622 transitions.
Applied a total of 0 rules in 85 ms. Remains 621 /621 variables (removed 0) and now considering 1622/1622 (removed 0) transitions.
[2024-05-23 06:55:15] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
// Phase 1: matrix 1084 rows 621 cols
[2024-05-23 06:55:15] [INFO ] Computed 2 invariants in 14 ms
[2024-05-23 06:55:15] [INFO ] Implicit Places using invariants in 428 ms returned []
[2024-05-23 06:55:15] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 06:55:15] [INFO ] Invariant cache hit.
[2024-05-23 06:55:16] [INFO ] State equation strengthened by 268 read => feed constraints.
[2024-05-23 06:55:17] [INFO ] Implicit Places using invariants and state equation in 2145 ms returned []
Implicit Place search using SMT with State Equation took 2575 ms to find 0 implicit places.
[2024-05-23 06:55:17] [INFO ] Redundant transitions in 28 ms returned []
Running 1620 sub problems to find dead transitions.
[2024-05-23 06:55:17] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 06:55:17] [INFO ] Invariant cache hit.
[2024-05-23 06:55:17] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
(s158 0.0timeout
^^^^^^^^^^
(error "Invalid token: 0.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 621/1705 variables, and 2 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/621 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) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/621 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 3 (OVERLAPS) 1084/1705 variables, 621/623 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1705 variables, 268/891 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1705/1705 variables, and 2511 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30891 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1620/1620 constraints, Known Traps: 0/0 constraints]
After SMT, in 68410ms problems are : Problem set: 0 solved, 1620 unsolved
Search for dead transitions found 0 dead transitions in 68426ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71124 ms. Remains : 621/621 places, 1622/1622 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 66 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 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40075 steps (8 resets) in 72 ms. (548 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (13 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 540351 steps, run timeout after 3001 ms. (steps per millisecond=180 ) properties seen :0 out of 1
Probabilistic random walk after 540351 steps, saw 350722 distinct states, run finished after 3001 ms. (steps per millisecond=180 ) properties seen :0
[2024-05-23 06:56:29] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 06:56:29] [INFO ] Invariant cache hit.
[2024-05-23 06:56:29] [INFO ] State equation strengthened by 268 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) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 16/23 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 551/574 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/581 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/581 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/581 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 932/1513 variables, 472/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1513 variables, 267/759 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1513 variables, 0/759 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1575 variables, 1/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1575 variables, 0/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 130/1705 variables, 131/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1705 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (OVERLAPS) 0/1705 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1705/1705 variables, and 891 constraints, problems are : Problem set: 0 solved, 1 unsolved in 459 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 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) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 16/23 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 551/574 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/581 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/581 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/581 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 932/1513 variables, 472/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1513 variables, 267/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1513 variables, 0/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1575 variables, 1/761 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1575 variables, 0/761 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 130/1705 variables, 131/892 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1705 variables, 0/892 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1705 variables, 0/892 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1705/1705 variables, and 892 constraints, problems are : Problem set: 0 solved, 1 unsolved in 452 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 930ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 41 ms.
Support contains 2 out of 621 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 621/621 places, 1622/1622 transitions.
Graph (complete) has 2707 edges and 621 vertex of which 429 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.1 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 429 transition count 1238
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 387 place count 429 transition count 1236
Applied a total of 387 rules in 94 ms. Remains 429 /621 variables (removed 192) and now considering 1236/1622 (removed 386) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94 ms. Remains : 429/621 places, 1236/1622 transitions.
RANDOM walk for 40008 steps (8 resets) in 112 ms. (354 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 625822 steps, run timeout after 3001 ms. (steps per millisecond=208 ) properties seen :0 out of 1
Probabilistic random walk after 625822 steps, saw 383743 distinct states, run finished after 3001 ms. (steps per millisecond=208 ) properties seen :0
[2024-05-23 06:56:33] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
// Phase 1: matrix 701 rows 429 cols
[2024-05-23 06:56:33] [INFO ] Computed 3 invariants in 8 ms
[2024-05-23 06:56:33] [INFO ] State equation strengthened by 78 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) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/22 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 361/383 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/392 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/392 variables, 3/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 610/1002 variables, 342/365 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1002 variables, 77/442 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 06:56:34] [INFO ] Deduced a trap composed of 77 places in 159 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1002 variables, 1/443 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1002 variables, 0/443 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 62/1064 variables, 1/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1064 variables, 0/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 66/1130 variables, 67/511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1130 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1130 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1130/1130 variables, and 511 constraints, problems are : Problem set: 0 solved, 1 unsolved in 459 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 429/429 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 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) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/22 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 361/383 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 9/392 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/392 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 610/1002 variables, 342/366 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1002 variables, 77/443 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1002 variables, 1/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1002 variables, 0/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1064 variables, 1/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1064 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 66/1130 variables, 67/512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1130 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1130 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1130/1130 variables, and 512 constraints, problems are : Problem set: 0 solved, 1 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 429/429 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 783ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 2 out of 429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 429/429 places, 1236/1236 transitions.
Applied a total of 0 rules in 47 ms. Remains 429 /429 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 429/429 places, 1236/1236 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 429/429 places, 1236/1236 transitions.
Applied a total of 0 rules in 46 ms. Remains 429 /429 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
[2024-05-23 06:56:34] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:56:34] [INFO ] Invariant cache hit.
[2024-05-23 06:56:34] [INFO ] Implicit Places using invariants in 301 ms returned []
[2024-05-23 06:56:34] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:56:34] [INFO ] Invariant cache hit.
[2024-05-23 06:56:35] [INFO ] State equation strengthened by 78 read => feed constraints.
[2024-05-23 06:56:36] [INFO ] Implicit Places using invariants and state equation in 1328 ms returned []
Implicit Place search using SMT with State Equation took 1633 ms to find 0 implicit places.
[2024-05-23 06:56:36] [INFO ] Redundant transitions in 18 ms returned []
Running 1234 sub problems to find dead transitions.
[2024-05-23 06:56:36] [INFO ] Flow matrix only has 701 transitions (discarded 535 similar events)
[2024-05-23 06:56:36] [INFO ] Invariant cache hit.
[2024-05-23 06:56:36] [INFO ] State equation strengthened by 78 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/429 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
[2024-05-23 06:56:54] [INFO ] Deduced a trap composed of 131 places in 91 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/429 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/429 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
At refinement iteration 3 (OVERLAPS) 701/1130 variables, 429/433 constraints. Problems are: Problem set: 0 solved, 1234 unsolved
SMT process timed out in 33795ms, After SMT, problems are : Problem set: 0 solved, 1234 unsolved
Search for dead transitions found 0 dead transitions in 33805ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35509 ms. Remains : 429/429 places, 1236/1236 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 535 transitions
Reduce isomorphic transitions removed 535 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 545 rules applied. Total rules applied 545 place count 429 transition count 691
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 555 place count 419 transition count 691
Performed 75 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 75 Pre rules applied. Total rules applied 555 place count 419 transition count 616
Deduced a syphon composed of 75 places in 0 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 2 with 150 rules applied. Total rules applied 705 place count 344 transition count 616
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 128
Deduced a syphon composed of 128 places in 0 ms
Reduce places removed 128 places and 0 transitions.
Iterating global reduction 2 with 256 rules applied. Total rules applied 961 place count 216 transition count 488
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1025 place count 152 transition count 360
Iterating global reduction 2 with 64 rules applied. Total rules applied 1089 place count 152 transition count 360
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1091 place count 152 transition count 358
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1154 place count 89 transition count 232
Iterating global reduction 3 with 63 rules applied. Total rules applied 1217 place count 89 transition count 232
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1280 place count 26 transition count 106
Iterating global reduction 3 with 63 rules applied. Total rules applied 1343 place count 26 transition count 106
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1406 place count 26 transition count 43
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1406 place count 26 transition count 42
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1408 place count 25 transition count 42
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 4 with 2 rules applied. Total rules applied 1410 place count 24 transition count 41
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 4 with 2 rules applied. Total rules applied 1412 place count 23 transition count 41
Applied a total of 1412 rules in 29 ms. Remains 23 /429 variables (removed 406) and now considering 41/1236 (removed 1195) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 41 rows 23 cols
[2024-05-23 06:57:10] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 06:57:10] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 06:57:10] [INFO ] After 10ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 06:57:10] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 06:57:10] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 06:57:10] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 06:57:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 06:57:10] [INFO ] After 12ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 06:57:10] [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 06:57:10] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 06:57:10] [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 113 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 78 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 84 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 700 reset in 575 ms.
Product exploration explored 100000 steps with 761 reset in 587 ms.
Support contains 2 out of 621 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 621/621 places, 1622/1622 transitions.
Applied a total of 0 rules in 95 ms. Remains 621 /621 variables (removed 0) and now considering 1622/1622 (removed 0) transitions.
[2024-05-23 06:57:11] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
// Phase 1: matrix 1084 rows 621 cols
[2024-05-23 06:57:11] [INFO ] Computed 2 invariants in 15 ms
[2024-05-23 06:57:12] [INFO ] Implicit Places using invariants in 466 ms returned []
[2024-05-23 06:57:12] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 06:57:12] [INFO ] Invariant cache hit.
[2024-05-23 06:57:12] [INFO ] State equation strengthened by 268 read => feed constraints.
[2024-05-23 06:57:14] [INFO ] Implicit Places using invariants and state equation in 2130 ms returned []
Implicit Place search using SMT with State Equation took 2598 ms to find 0 implicit places.
[2024-05-23 06:57:14] [INFO ] Redundant transitions in 28 ms returned []
Running 1620 sub problems to find dead transitions.
[2024-05-23 06:57:14] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2024-05-23 06:57:14] [INFO ] Invariant cache hit.
[2024-05-23 06:57:14] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 621/1705 variables, and 2 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/621 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) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/621 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 3 (OVERLAPS) 1084/1705 variables, 621/623 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1705 variables, 268/891 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1705/1705 variables, and 2511 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30677 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1620/1620 constraints, Known Traps: 0/0 constraints]
After SMT, in 68831ms problems are : Problem set: 0 solved, 1620 unsolved
Search for dead transitions found 0 dead transitions in 68847ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71577 ms. Remains : 621/621 places, 1622/1622 transitions.
Treatment of property FunctionPointer-PT-c064-LTLCardinality-11 finished in 306879 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((G((p1&&F(G(p2))))||p0))))'
[2024-05-23 06:58:23] [INFO ] Flatten gal took : 72 ms
[2024-05-23 06:58:23] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2024-05-23 06:58:23] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 652 places, 1696 transitions and 6910 arcs took 15 ms.
Total runtime 752195 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running FunctionPointer-PT-c064
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/406/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 652
TRANSITIONS: 1696
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.029s, Sys 0.008s]
SAVING FILE /home/mcc/execution/406/model (.net / .def) ...
EXPORT TIME: [User 0.005s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 984
MODEL NAME: /home/mcc/execution/406/model
652 places, 1696 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-c064"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is FunctionPointer-PT-c064, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r179-tall-171640601300315"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c064.tgz
mv FunctionPointer-PT-c064 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;