About the Execution of ITS-Tools for FunctionPointer-PT-c128
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 8515.327 | 807234.00 | 1040328.00 | 10291.20 | FFFFTFFFTTFFFTTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r146-tall-177961074000163.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is FunctionPointer-PT-c128, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074000163
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 7.4K Mar 7 07:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 7 07:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 7 07:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 7 07:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 10:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 10:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 10:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 7 07:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Mar 7 07:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 7 07:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 7 07:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 4.2M Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-00
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-01
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-02
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-03
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-04
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-05
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-06
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-07
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-08
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-09
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-10
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-11
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-12
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-13
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-14
FORMULA_NAME FunctionPointer-PT-c128-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779703616829
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c128
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 10:06:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 10:06:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 10:06:58] [INFO ] Load time of PNML (sax parser for PT used): 382 ms
[2026-05-25 10:06:58] [INFO ] Transformed 2826 places.
[2026-05-25 10:06:58] [INFO ] Transformed 8960 transitions.
[2026-05-25 10:06:58] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 516 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 1198 places in 51 ms
Reduce places removed 1198 places and 2998 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA FunctionPointer-PT-c128-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 20 out of 1628 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 1611 transition count 5962
Discarding 297 places :
Symmetric choice reduction at 1 with 297 rule applications. Total rules 314 place count 1314 transition count 3700
Iterating global reduction 1 with 297 rules applied. Total rules applied 611 place count 1314 transition count 3700
Ensure Unique test removed 366 transitions
Reduce isomorphic transitions removed 366 transitions.
Iterating post reduction 1 with 366 rules applied. Total rules applied 977 place count 1314 transition count 3334
Discarding 156 places :
Symmetric choice reduction at 2 with 156 rule applications. Total rules 1133 place count 1158 transition count 3022
Iterating global reduction 2 with 156 rules applied. Total rules applied 1289 place count 1158 transition count 3022
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 1361 place count 1158 transition count 2950
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1375 place count 1144 transition count 2922
Iterating global reduction 3 with 14 rules applied. Total rules applied 1389 place count 1144 transition count 2922
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1403 place count 1130 transition count 2894
Iterating global reduction 3 with 14 rules applied. Total rules applied 1417 place count 1130 transition count 2894
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1431 place count 1116 transition count 2866
Iterating global reduction 3 with 14 rules applied. Total rules applied 1445 place count 1116 transition count 2866
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1459 place count 1102 transition count 2838
Iterating global reduction 3 with 14 rules applied. Total rules applied 1473 place count 1102 transition count 2838
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1487 place count 1088 transition count 2810
Iterating global reduction 3 with 14 rules applied. Total rules applied 1501 place count 1088 transition count 2810
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1514 place count 1075 transition count 2784
Iterating global reduction 3 with 13 rules applied. Total rules applied 1527 place count 1075 transition count 2784
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1540 place count 1062 transition count 2758
Iterating global reduction 3 with 13 rules applied. Total rules applied 1553 place count 1062 transition count 2758
Discarding 53 places :
Symmetric choice reduction at 3 with 53 rule applications. Total rules 1606 place count 1009 transition count 2560
Iterating global reduction 3 with 53 rules applied. Total rules applied 1659 place count 1009 transition count 2560
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 1717 place count 951 transition count 2328
Iterating global reduction 3 with 58 rules applied. Total rules applied 1775 place count 951 transition count 2328
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 1832 place count 894 transition count 2186
Iterating global reduction 3 with 57 rules applied. Total rules applied 1889 place count 894 transition count 2186
Discarding 55 places :
Symmetric choice reduction at 3 with 55 rule applications. Total rules 1944 place count 839 transition count 2076
Iterating global reduction 3 with 55 rules applied. Total rules applied 1999 place count 839 transition count 2076
Discarding 55 places :
Symmetric choice reduction at 3 with 55 rule applications. Total rules 2054 place count 784 transition count 1966
Iterating global reduction 3 with 55 rules applied. Total rules applied 2109 place count 784 transition count 1966
Discarding 55 places :
Symmetric choice reduction at 3 with 55 rule applications. Total rules 2164 place count 729 transition count 1856
Iterating global reduction 3 with 55 rules applied. Total rules applied 2219 place count 729 transition count 1856
Discarding 53 places :
Symmetric choice reduction at 3 with 53 rule applications. Total rules 2272 place count 676 transition count 1750
Iterating global reduction 3 with 53 rules applied. Total rules applied 2325 place count 676 transition count 1750
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 2339 place count 662 transition count 1722
Iterating global reduction 3 with 14 rules applied. Total rules applied 2353 place count 662 transition count 1722
Applied a total of 2353 rules in 1308 ms. Remains 662 /1628 variables (removed 966) and now considering 1722/5962 (removed 4240) transitions.
[2026-05-25 10:07:00] [INFO ] Flow matrix only has 1160 transitions (discarded 562 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13095148091806023730.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4358219802166294776.kers'
[2026-05-25 10:07:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13095148091806023730.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4358219802166294776.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1160 rows 662 cols 3188 entries
Finished phase 1 with 659 SingleSign rule and 1 generalized
[2026-05-25 10:07:00] [INFO ] Computed 2 invariants in 6 ms
Computed 2 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-4358219802166294776.kers
Total runtime 7 ms.
[2026-05-25 10:07:00] [INFO ] Implicit Places using invariants in 646 ms returned []
[2026-05-25 10:07:00] [INFO ] Flow matrix only has 1160 transitions (discarded 562 similar events)
[2026-05-25 10:07:00] [INFO ] Invariant cache hit.
[2026-05-25 10:07:01] [INFO ] State equation strengthened by 290 read => feed constraints.
[2026-05-25 10:07:31] [INFO ] Performed 336/662 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-25 10:07:50] [INFO ] Implicit Places using invariants and state equation in 49705 ms returned []
Implicit Place search using SMT with State Equation took 50384 ms to find 0 implicit places.
Running 1720 sub problems to find dead transitions.
[2026-05-25 10:07:50] [INFO ] Flow matrix only has 1160 transitions (discarded 562 similar events)
[2026-05-25 10:07:50] [INFO ] Invariant cache hit.
[2026-05-25 10:07:50] [INFO ] State equation strengthened by 290 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/662 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1720 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/662 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1720 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 662/1822 variables, and 2 constraints, problems are : Problem set: 0 solved, 1720 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/662 constraints, ReadFeed: 0/290 constraints, PredecessorRefiner: 1720/1720 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1720 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/662 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1720 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/662 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1720 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 662/1822 variables, and 2 constraints, problems are : Problem set: 0 solved, 1720 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/662 constraints, ReadFeed: 0/290 constraints, PredecessorRefiner: 0/1720 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63225ms problems are : Problem set: 0 solved, 1720 unsolved
Search for dead transitions found 0 dead transitions in 63262ms
Starting structural reductions in LTL mode, iteration 1 : 662/1628 places, 1722/5962 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 115021 ms. Remains : 662/1628 places, 1722/5962 transitions.
Starting structural reductions in LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Applied a total of 0 rules in 14 ms. Remains 662 /662 variables (removed 0) and now considering 1722/1722 (removed 0) transitions.
[2026-05-25 10:08:53] [INFO ] Flow matrix only has 1160 transitions (discarded 562 similar events)
[2026-05-25 10:08:53] [INFO ] Invariant cache hit.
[2026-05-25 10:08:54] [INFO ] Implicit Places using invariants in 443 ms returned []
[2026-05-25 10:08:54] [INFO ] Flow matrix only has 1160 transitions (discarded 562 similar events)
[2026-05-25 10:08:54] [INFO ] Invariant cache hit.
[2026-05-25 10:08:54] [INFO ] State equation strengthened by 290 read => feed constraints.
[2026-05-25 10:09:24] [INFO ] Performed 349/662 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-25 10:09:43] [INFO ] Implicit Places using invariants and state equation in 48879 ms returned []
Implicit Place search using SMT with State Equation took 49326 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 49341 ms. Remains : 662/662 places, 1722/1722 transitions.
Support contains 20 out of 662 places after structural reductions.
[2026-05-25 10:09:43] [INFO ] Flatten gal took : 177 ms
[2026-05-25 10:09:43] [INFO ] Flatten gal took : 204 ms
[2026-05-25 10:09:44] [INFO ] Input system was already deterministic with 1722 transitions.
Support contains 17 out of 662 places (down from 20) after GAL structural reductions.
RANDOM walk for 40055 steps (8 resets) in 1505 ms. (26 steps per ms) remains 11/15 properties
BEST_FIRST walk for 40004 steps (13 resets) in 370 ms. (107 steps per ms) remains 7/11 properties
BEST_FIRST walk for 40004 steps (18 resets) in 287 ms. (138 steps per ms) remains 5/7 properties
BEST_FIRST walk for 40003 steps (19 resets) in 183 ms. (217 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40003 steps (12 resets) in 49 ms. (800 steps per ms) remains 2/2 properties
[2026-05-25 10:09:44] [INFO ] Flow matrix only has 1160 transitions (discarded 562 similar events)
[2026-05-25 10:09:44] [INFO ] Invariant cache hit.
[2026-05-25 10:09:45] [INFO ] State equation strengthened by 290 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) 19/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 48/69 variables, 21/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 10/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/69 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 586/655 variables, 20/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/655 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/655 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 960/1615 variables, 484/537 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1615 variables, 279/816 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1615 variables, 0/816 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 62/1677 variables, 1/817 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1677 variables, 0/817 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 133/1810 variables, 131/948 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1810 variables, 0/948 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 10/1820 variables, 4/952 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1820 variables, 0/952 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/1822 variables, 2/954 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1822 variables, 0/954 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1822 variables, 0/954 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1822/1822 variables, and 954 constraints, problems are : Problem set: 0 solved, 2 unsolved in 889 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 662/662 constraints, ReadFeed: 290/290 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 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) 19/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 48/69 variables, 21/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 10/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/69 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 586/655 variables, 20/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/655 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/655 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/655 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 960/1615 variables, 484/539 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1615 variables, 279/818 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1615 variables, 3/821 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1615 variables, 0/821 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 62/1677 variables, 1/822 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1677 variables, 0/822 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 133/1810 variables, 131/953 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1810 variables, 0/953 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 10/1820 variables, 4/957 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1820 variables, 0/957 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 2/1822 variables, 2/959 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1822 variables, 0/959 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1822 variables, 0/959 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1822/1822 variables, and 959 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1608 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 662/662 constraints, ReadFeed: 290/290 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 2532ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 1 properties in 119 ms.
Support contains 1 out of 662 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Graph (complete) has 2859 edges and 662 vertex of which 470 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.5 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 470 transition count 1338
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 394 place count 461 transition count 1316
Iterating global reduction 1 with 9 rules applied. Total rules applied 403 place count 461 transition count 1316
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 409 place count 461 transition count 1310
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 418 place count 452 transition count 1292
Iterating global reduction 2 with 9 rules applied. Total rules applied 427 place count 452 transition count 1292
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 434 place count 445 transition count 1276
Iterating global reduction 2 with 7 rules applied. Total rules applied 441 place count 445 transition count 1276
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 448 place count 438 transition count 1258
Iterating global reduction 2 with 7 rules applied. Total rules applied 455 place count 438 transition count 1258
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 460 place count 433 transition count 1246
Iterating global reduction 2 with 5 rules applied. Total rules applied 465 place count 433 transition count 1246
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 469 place count 429 transition count 1238
Iterating global reduction 2 with 4 rules applied. Total rules applied 473 place count 429 transition count 1238
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 475 place count 427 transition count 1234
Iterating global reduction 2 with 2 rules applied. Total rules applied 477 place count 427 transition count 1234
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 479 place count 425 transition count 1230
Iterating global reduction 2 with 2 rules applied. Total rules applied 481 place count 425 transition count 1230
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 483 place count 423 transition count 1226
Iterating global reduction 2 with 2 rules applied. Total rules applied 485 place count 423 transition count 1226
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 486 place count 422 transition count 1224
Iterating global reduction 2 with 1 rules applied. Total rules applied 487 place count 422 transition count 1224
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 491 place count 422 transition count 1220
Applied a total of 491 rules in 295 ms. Remains 422 /662 variables (removed 240) and now considering 1220/1722 (removed 502) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 296 ms. Remains : 422/662 places, 1220/1722 transitions.
RANDOM walk for 40006 steps (8 resets) in 182 ms. (218 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 537981 steps, run timeout after 3001 ms. (steps per millisecond=179 ) properties seen :0 out of 1
Probabilistic random walk after 537981 steps, saw 329882 distinct states, run finished after 3007 ms. (steps per millisecond=178 ) properties seen :0
[2026-05-25 10:09:51] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8588449498206146446.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17436052877757490720.kers'
[2026-05-25 10:09:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8588449498206146446.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17436052877757490720.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 689 rows 422 cols 2052 entries
Finished phase 1 with 419 SingleSign rule and 0 generalized
[2026-05-25 10:09:51] [INFO ] Computed 3 invariants in 2 ms
Computed 3 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17436052877757490720.kers
Total runtime 4 ms.
[2026-05-25 10:09:51] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 304 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 1/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1111 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1111 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 502 constraints, problems are : Problem set: 0 solved, 1 unsolved in 498 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 824ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 67 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 78 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2026-05-25 10:09:52] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2026-05-25 10:09:52] [INFO ] Invariant cache hit.
[2026-05-25 10:09:52] [INFO ] Implicit Places using invariants in 292 ms returned []
[2026-05-25 10:09:52] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2026-05-25 10:09:52] [INFO ] Invariant cache hit.
[2026-05-25 10:09:52] [INFO ] State equation strengthened by 75 read => feed constraints.
[2026-05-25 10:09:54] [INFO ] Implicit Places using invariants and state equation in 1754 ms returned []
Implicit Place search using SMT with State Equation took 2047 ms to find 0 implicit places.
[2026-05-25 10:09:54] [INFO ] Redundant transitions in 91 ms returned []
Running 1218 sub problems to find dead transitions.
[2026-05-25 10:09:54] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2026-05-25 10:09:54] [INFO ] Invariant cache hit.
[2026-05-25 10:09:54] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61294ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 61299ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63526 ms. Remains : 422/422 places, 1220/1220 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 531 transitions
Reduce isomorphic transitions removed 531 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 541 rules applied. Total rules applied 541 place count 422 transition count 679
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 551 place count 412 transition count 679
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 551 place count 412 transition count 606
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 697 place count 339 transition count 606
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 951 place count 212 transition count 479
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1015 place count 148 transition count 351
Iterating global reduction 2 with 64 rules applied. Total rules applied 1079 place count 148 transition count 351
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1080 place count 148 transition count 350
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1143 place count 85 transition count 224
Iterating global reduction 3 with 63 rules applied. Total rules applied 1206 place count 85 transition count 224
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1269 place count 22 transition count 98
Iterating global reduction 3 with 63 rules applied. Total rules applied 1332 place count 22 transition count 98
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1395 place count 22 transition count 35
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1395 place count 22 transition count 34
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1397 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1399 place count 20 transition count 33
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 1401 place count 19 transition count 33
Applied a total of 1401 rules in 57 ms. Remains 19 /422 variables (removed 403) and now considering 33/1220 (removed 1187) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8177478801292412257.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12018302470649529700.kers'
[2026-05-25 10:10:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8177478801292412257.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12018302470649529700.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 33 rows 19 cols 108 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-25 10:10:55] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12018302470649529700.kers
Total runtime 0 ms.
[2026-05-25 10:10:55] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2026-05-25 10:10:55] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2026-05-25 10:10:55] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 10:10:55] [INFO ] After 9ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 10:10:55] [INFO ] After 49ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 10:10:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2026-05-25 10:10:55] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-25 10:10:55] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 10:10:55] [INFO ] After 6ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 10:10:55] [INFO ] After 39ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 156 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 192 stabilizing places and 512 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1)&&F(p2)&&X(X(G(!p0)))))'
Support contains 3 out of 662 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 653 transition count 1700
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 653 transition count 1700
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 24 place count 653 transition count 1694
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 33 place count 644 transition count 1676
Iterating global reduction 1 with 9 rules applied. Total rules applied 42 place count 644 transition count 1676
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 49 place count 637 transition count 1658
Iterating global reduction 1 with 7 rules applied. Total rules applied 56 place count 637 transition count 1658
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 63 place count 630 transition count 1638
Iterating global reduction 1 with 7 rules applied. Total rules applied 70 place count 630 transition count 1638
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 625 transition count 1626
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 625 transition count 1626
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 85 place count 620 transition count 1616
Iterating global reduction 1 with 5 rules applied. Total rules applied 90 place count 620 transition count 1616
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 93 place count 617 transition count 1610
Iterating global reduction 1 with 3 rules applied. Total rules applied 96 place count 617 transition count 1610
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 99 place count 614 transition count 1604
Iterating global reduction 1 with 3 rules applied. Total rules applied 102 place count 614 transition count 1604
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 105 place count 611 transition count 1598
Iterating global reduction 1 with 3 rules applied. Total rules applied 108 place count 611 transition count 1598
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 109 place count 610 transition count 1596
Iterating global reduction 1 with 1 rules applied. Total rules applied 110 place count 610 transition count 1596
Applied a total of 110 rules in 133 ms. Remains 610 /662 variables (removed 52) and now considering 1596/1722 (removed 126) transitions.
[2026-05-25 10:10:56] [INFO ] Flow matrix only has 1067 transitions (discarded 529 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11602886294046558477.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17372977355020624668.kers'
[2026-05-25 10:10:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11602886294046558477.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17372977355020624668.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1067 rows 610 cols 2936 entries
Finished phase 1 with 607 SingleSign rule and 1 generalized
[2026-05-25 10:10:56] [INFO ] Computed 2 invariants in 7 ms
Computed 2 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-17372977355020624668.kers
Total runtime 9 ms.
[2026-05-25 10:10:56] [INFO ] Implicit Places using invariants in 457 ms returned []
[2026-05-25 10:10:56] [INFO ] Flow matrix only has 1067 transitions (discarded 529 similar events)
[2026-05-25 10:10:56] [INFO ] Invariant cache hit.
[2026-05-25 10:10:56] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 10:11:03] [INFO ] Implicit Places using invariants and state equation in 7015 ms returned []
Implicit Place search using SMT with State Equation took 7475 ms to find 0 implicit places.
Running 1594 sub problems to find dead transitions.
[2026-05-25 10:11:03] [INFO ] Flow matrix only has 1067 transitions (discarded 529 similar events)
[2026-05-25 10:11:03] [INFO ] Invariant cache hit.
[2026-05-25 10:11:03] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/610 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/610 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 610/1677 variables, and 2 constraints, problems are : Problem set: 0 solved, 1594 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/610 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1594/1594 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1594 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/610 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/610 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/610 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
At refinement iteration 3 (OVERLAPS) 1067/1677 variables, 610/612 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
SMT process timed out in 61822ms, After SMT, problems are : Problem set: 0 solved, 1594 unsolved
Search for dead transitions found 0 dead transitions in 61826ms
Starting structural reductions in LTL mode, iteration 1 : 610/662 places, 1596/1722 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69441 ms. Remains : 610/662 places, 1596/1722 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1)&&F(p2)&&X(X(G(!p0)))))'
Stuttering acceptance computed with spot in 396 ms :[(OR (NOT p1) (NOT p2) p0), (NOT p0), (NOT p1), (NOT p2), p0, p0, true]
Running random walk in product with property : FunctionPointer-PT-c128-LTLCardinality-00
Product exploration explored 100000 steps with 757 reset in 704 ms.
Product exploration explored 100000 steps with 734 reset in 685 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 9 factoid took 57 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 34464 steps (7 resets) in 91 ms. (374 steps per ms) remains 0/1 properties
Negative knowledge disproves property using: (G (NOT p0))
Knowledge based reduction with 9 factoid took 25 ms. Proved property starting from automaton with 4 states, 5 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 150 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-00 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property FunctionPointer-PT-c128-LTLCardinality-00 finished in 71469 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(X(X(p0)))))))'
Support contains 1 out of 662 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 652 transition count 1698
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 652 transition count 1698
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 26 place count 652 transition count 1692
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 36 place count 642 transition count 1672
Iterating global reduction 1 with 10 rules applied. Total rules applied 46 place count 642 transition count 1672
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 54 place count 634 transition count 1652
Iterating global reduction 1 with 8 rules applied. Total rules applied 62 place count 634 transition count 1652
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 70 place count 626 transition count 1630
Iterating global reduction 1 with 8 rules applied. Total rules applied 78 place count 626 transition count 1630
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 84 place count 620 transition count 1616
Iterating global reduction 1 with 6 rules applied. Total rules applied 90 place count 620 transition count 1616
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 95 place count 615 transition count 1606
Iterating global reduction 1 with 5 rules applied. Total rules applied 100 place count 615 transition count 1606
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 103 place count 612 transition count 1600
Iterating global reduction 1 with 3 rules applied. Total rules applied 106 place count 612 transition count 1600
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 109 place count 609 transition count 1594
Iterating global reduction 1 with 3 rules applied. Total rules applied 112 place count 609 transition count 1594
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 115 place count 606 transition count 1588
Iterating global reduction 1 with 3 rules applied. Total rules applied 118 place count 606 transition count 1588
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 119 place count 605 transition count 1586
Iterating global reduction 1 with 1 rules applied. Total rules applied 120 place count 605 transition count 1586
Applied a total of 120 rules in 174 ms. Remains 605 /662 variables (removed 57) and now considering 1586/1722 (removed 136) transitions.
[2026-05-25 10:12:07] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-359997498221187416.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10574958061497901494.kers'
[2026-05-25 10:12:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-359997498221187416.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10574958061497901494.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1058 rows 605 cols 2908 entries
Finished phase 1 with 602 SingleSign rule and 1 generalized
[2026-05-25 10:12:07] [INFO ] Computed 2 invariants in 15 ms
Computed 2 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-10574958061497901494.kers
Total runtime 17 ms.
[2026-05-25 10:12:07] [INFO ] Implicit Places using invariants in 386 ms returned []
[2026-05-25 10:12:07] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2026-05-25 10:12:07] [INFO ] Invariant cache hit.
[2026-05-25 10:12:08] [INFO ] State equation strengthened by 262 read => feed constraints.
[2026-05-25 10:12:18] [INFO ] Implicit Places using invariants and state equation in 10706 ms returned []
Implicit Place search using SMT with State Equation took 11096 ms to find 0 implicit places.
Running 1584 sub problems to find dead transitions.
[2026-05-25 10:12:18] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2026-05-25 10:12:18] [INFO ] Invariant cache hit.
[2026-05-25 10:12:18] [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, 1584 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 605/1663 variables, and 2 constraints, problems are : Problem set: 0 solved, 1584 unsolved in 30042 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: 1584/1584 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1584 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/605 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/605 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 3 (OVERLAPS) 1058/1663 variables, 605/607 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
SMT process timed out in 61951ms, After SMT, problems are : Problem set: 0 solved, 1584 unsolved
Search for dead transitions found 0 dead transitions in 61955ms
Starting structural reductions in LTL mode, iteration 1 : 605/662 places, 1586/1722 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 73241 ms. Remains : 605/662 places, 1586/1722 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(X(X(p0)))))))'
Stuttering acceptance computed with spot in 241 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : FunctionPointer-PT-c128-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 847 steps with 6 reset in 9 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c128-LTLCardinality-01 finished in 73531 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 1 out of 662 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 653 transition count 1702
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 653 transition count 1702
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 24 place count 653 transition count 1696
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 33 place count 644 transition count 1678
Iterating global reduction 1 with 9 rules applied. Total rules applied 42 place count 644 transition count 1678
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 49 place count 637 transition count 1660
Iterating global reduction 1 with 7 rules applied. Total rules applied 56 place count 637 transition count 1660
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 63 place count 630 transition count 1640
Iterating global reduction 1 with 7 rules applied. Total rules applied 70 place count 630 transition count 1640
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 625 transition count 1628
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 625 transition count 1628
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 84 place count 621 transition count 1620
Iterating global reduction 1 with 4 rules applied. Total rules applied 88 place count 621 transition count 1620
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 91 place count 618 transition count 1614
Iterating global reduction 1 with 3 rules applied. Total rules applied 94 place count 618 transition count 1614
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 97 place count 615 transition count 1608
Iterating global reduction 1 with 3 rules applied. Total rules applied 100 place count 615 transition count 1608
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 103 place count 612 transition count 1602
Iterating global reduction 1 with 3 rules applied. Total rules applied 106 place count 612 transition count 1602
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 107 place count 611 transition count 1600
Iterating global reduction 1 with 1 rules applied. Total rules applied 108 place count 611 transition count 1600
Applied a total of 108 rules in 177 ms. Remains 611 /662 variables (removed 51) and now considering 1600/1722 (removed 122) transitions.
[2026-05-25 10:13:21] [INFO ] Flow matrix only has 1069 transitions (discarded 531 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11910596531658182682.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1714345612250790355.kers'
[2026-05-25 10:13:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11910596531658182682.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1714345612250790355.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1069 rows 611 cols 2940 entries
Finished phase 1 with 608 SingleSign rule and 1 generalized
[2026-05-25 10:13:21] [INFO ] Computed 2 invariants in 11 ms
Computed 2 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-1714345612250790355.kers
Total runtime 13 ms.
[2026-05-25 10:13:21] [INFO ] Implicit Places using invariants in 411 ms returned []
[2026-05-25 10:13:21] [INFO ] Flow matrix only has 1069 transitions (discarded 531 similar events)
[2026-05-25 10:13:21] [INFO ] Invariant cache hit.
[2026-05-25 10:13:21] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 10:13:25] [INFO ] Implicit Places using invariants and state equation in 4092 ms returned []
Implicit Place search using SMT with State Equation took 4505 ms to find 0 implicit places.
Running 1598 sub problems to find dead transitions.
[2026-05-25 10:13:25] [INFO ] Flow matrix only has 1069 transitions (discarded 531 similar events)
[2026-05-25 10:13:25] [INFO ] Invariant cache hit.
[2026-05-25 10:13:25] [INFO ] State equation strengthened by 265 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
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 611/1680 variables, and 2 constraints, problems are : Problem set: 0 solved, 1598 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/611 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1598/1598 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1598 unsolved
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
At refinement iteration 3 (OVERLAPS) 1069/1680 variables, 611/613 constraints. Problems are: Problem set: 0 solved, 1598 unsolved
SMT process timed out in 62500ms, After SMT, problems are : Problem set: 0 solved, 1598 unsolved
Search for dead transitions found 0 dead transitions in 62505ms
Starting structural reductions in LTL mode, iteration 1 : 611/662 places, 1600/1722 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67195 ms. Remains : 611/662 places, 1600/1722 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c128-LTLCardinality-04
Product exploration explored 100000 steps with 33333 reset in 638 ms.
Product exploration explored 100000 steps with 33333 reset in 596 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 2 factoid took 37 ms. Proved property starting from automaton with 4 states, 4 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 49 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c128-LTLCardinality-04 finished in 68638 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 1 out of 662 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 653 transition count 1700
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 653 transition count 1700
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 24 place count 653 transition count 1694
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 33 place count 644 transition count 1676
Iterating global reduction 1 with 9 rules applied. Total rules applied 42 place count 644 transition count 1676
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 49 place count 637 transition count 1658
Iterating global reduction 1 with 7 rules applied. Total rules applied 56 place count 637 transition count 1658
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 63 place count 630 transition count 1638
Iterating global reduction 1 with 7 rules applied. Total rules applied 70 place count 630 transition count 1638
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 76 place count 624 transition count 1624
Iterating global reduction 1 with 6 rules applied. Total rules applied 82 place count 624 transition count 1624
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 87 place count 619 transition count 1614
Iterating global reduction 1 with 5 rules applied. Total rules applied 92 place count 619 transition count 1614
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 95 place count 616 transition count 1608
Iterating global reduction 1 with 3 rules applied. Total rules applied 98 place count 616 transition count 1608
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 101 place count 613 transition count 1602
Iterating global reduction 1 with 3 rules applied. Total rules applied 104 place count 613 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 107 place count 610 transition count 1596
Iterating global reduction 1 with 3 rules applied. Total rules applied 110 place count 610 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 111 place count 609 transition count 1594
Iterating global reduction 1 with 1 rules applied. Total rules applied 112 place count 609 transition count 1594
Applied a total of 112 rules in 197 ms. Remains 609 /662 variables (removed 53) and now considering 1594/1722 (removed 128) transitions.
[2026-05-25 10:14:29] [INFO ] Flow matrix only has 1065 transitions (discarded 529 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3648704292159578040.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2246682164477350830.kers'
[2026-05-25 10:14:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3648704292159578040.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2246682164477350830.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1065 rows 609 cols 2928 entries
Finished phase 1 with 606 SingleSign rule and 1 generalized
[2026-05-25 10:14:29] [INFO ] Computed 2 invariants in 7 ms
Computed 2 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2246682164477350830.kers
Total runtime 8 ms.
[2026-05-25 10:14:30] [INFO ] Implicit Places using invariants in 407 ms returned []
[2026-05-25 10:14:30] [INFO ] Flow matrix only has 1065 transitions (discarded 529 similar events)
[2026-05-25 10:14:30] [INFO ] Invariant cache hit.
[2026-05-25 10:14:30] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 10:14:34] [INFO ] Implicit Places using invariants and state equation in 4194 ms returned []
Implicit Place search using SMT with State Equation took 4615 ms to find 0 implicit places.
Running 1592 sub problems to find dead transitions.
[2026-05-25 10:14:34] [INFO ] Flow matrix only has 1065 transitions (discarded 529 similar events)
[2026-05-25 10:14:34] [INFO ] Invariant cache hit.
[2026-05-25 10:14:34] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/609 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/609 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 609/1674 variables, and 2 constraints, problems are : Problem set: 0 solved, 1592 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/609 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1592/1592 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1592 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/609 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/609 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/609 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
At refinement iteration 3 (OVERLAPS) 1065/1674 variables, 609/611 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
SMT process timed out in 62561ms, After SMT, problems are : Problem set: 0 solved, 1592 unsolved
Search for dead transitions found 0 dead transitions in 62564ms
Starting structural reductions in LTL mode, iteration 1 : 609/662 places, 1594/1722 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67380 ms. Remains : 609/662 places, 1594/1722 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : FunctionPointer-PT-c128-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c128-LTLCardinality-05 finished in 67513 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0||F(p1))) U G(p0)))'
Support contains 3 out of 662 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 652 transition count 1698
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 652 transition count 1698
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 26 place count 652 transition count 1692
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 36 place count 642 transition count 1672
Iterating global reduction 1 with 10 rules applied. Total rules applied 46 place count 642 transition count 1672
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 54 place count 634 transition count 1652
Iterating global reduction 1 with 8 rules applied. Total rules applied 62 place count 634 transition count 1652
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 70 place count 626 transition count 1630
Iterating global reduction 1 with 8 rules applied. Total rules applied 78 place count 626 transition count 1630
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 84 place count 620 transition count 1616
Iterating global reduction 1 with 6 rules applied. Total rules applied 90 place count 620 transition count 1616
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 95 place count 615 transition count 1606
Iterating global reduction 1 with 5 rules applied. Total rules applied 100 place count 615 transition count 1606
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 103 place count 612 transition count 1600
Iterating global reduction 1 with 3 rules applied. Total rules applied 106 place count 612 transition count 1600
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 109 place count 609 transition count 1594
Iterating global reduction 1 with 3 rules applied. Total rules applied 112 place count 609 transition count 1594
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 115 place count 606 transition count 1588
Iterating global reduction 1 with 3 rules applied. Total rules applied 118 place count 606 transition count 1588
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 119 place count 605 transition count 1586
Iterating global reduction 1 with 1 rules applied. Total rules applied 120 place count 605 transition count 1586
Applied a total of 120 rules in 156 ms. Remains 605 /662 variables (removed 57) and now considering 1586/1722 (removed 136) transitions.
[2026-05-25 10:15:37] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17812809017263522507.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-419920877589977723.kers'
[2026-05-25 10:15:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17812809017263522507.kers, --Pflows, --basisKERS=/tmp/petrispot-output-419920877589977723.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1058 rows 605 cols 2908 entries
Finished phase 1 with 602 SingleSign rule and 1 generalized
[2026-05-25 10:15:37] [INFO ] Computed 2 invariants in 3 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-419920877589977723.kers
Total runtime 6 ms.
[2026-05-25 10:15:37] [INFO ] Implicit Places using invariants in 374 ms returned []
[2026-05-25 10:15:37] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2026-05-25 10:15:37] [INFO ] Invariant cache hit.
[2026-05-25 10:15:37] [INFO ] State equation strengthened by 262 read => feed constraints.
[2026-05-25 10:15:48] [INFO ] Implicit Places using invariants and state equation in 10638 ms returned []
Implicit Place search using SMT with State Equation took 11039 ms to find 0 implicit places.
Running 1584 sub problems to find dead transitions.
[2026-05-25 10:15:48] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2026-05-25 10:15:48] [INFO ] Invariant cache hit.
[2026-05-25 10:15:48] [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, 1584 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 605/1663 variables, and 2 constraints, problems are : Problem set: 0 solved, 1584 unsolved in 30066 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: 1584/1584 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1584 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/605 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/605 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 3 (OVERLAPS) 1058/1663 variables, 605/607 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
SMT process timed out in 61867ms, After SMT, problems are : Problem set: 0 solved, 1584 unsolved
Search for dead transitions found 0 dead transitions in 61870ms
Starting structural reductions in LTL mode, iteration 1 : 605/662 places, 1586/1722 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 73069 ms. Remains : 605/662 places, 1586/1722 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0||F(p1))) U G(p0)))'
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-c128-LTLCardinality-06
Product exploration explored 100000 steps with 33418 reset in 585 ms.
Product exploration explored 100000 steps with 33394 reset in 644 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 7 factoid took 77 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 40028 steps (8 resets) in 233 ms. (171 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (16 resets) in 127 ms. (312 steps per ms) remains 2/2 properties
BEST_FIRST walk for 30931 steps (13 resets) in 84 ms. (363 steps per ms) remains 0/2 properties
Knowledge based reduction with 7 factoid took 136 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p1)]
[2026-05-25 10:16:51] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2026-05-25 10:16:51] [INFO ] Invariant cache hit.
[2026-05-25 10:16:52] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned unsat
Proved EG (NOT p0) asserting that LTL formula F !(NOT p0) is false.
Negative knowledge disproves property using: (F p0)
Knowledge-based reduction took 1394 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-06 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property FunctionPointer-PT-c128-LTLCardinality-06 finished in 75829 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (X(X(X(p1)))&&G(p2))))'
Support contains 3 out of 662 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 653 transition count 1700
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 653 transition count 1700
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 24 place count 653 transition count 1694
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 33 place count 644 transition count 1676
Iterating global reduction 1 with 9 rules applied. Total rules applied 42 place count 644 transition count 1676
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 49 place count 637 transition count 1660
Iterating global reduction 1 with 7 rules applied. Total rules applied 56 place count 637 transition count 1660
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 63 place count 630 transition count 1642
Iterating global reduction 1 with 7 rules applied. Total rules applied 70 place count 630 transition count 1642
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 625 transition count 1630
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 625 transition count 1630
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 84 place count 621 transition count 1622
Iterating global reduction 1 with 4 rules applied. Total rules applied 88 place count 621 transition count 1622
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 90 place count 619 transition count 1618
Iterating global reduction 1 with 2 rules applied. Total rules applied 92 place count 619 transition count 1618
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 94 place count 617 transition count 1614
Iterating global reduction 1 with 2 rules applied. Total rules applied 96 place count 617 transition count 1614
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 98 place count 615 transition count 1610
Iterating global reduction 1 with 2 rules applied. Total rules applied 100 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 101 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 102 place count 614 transition count 1608
Applied a total of 102 rules in 167 ms. Remains 614 /662 variables (removed 48) and now considering 1608/1722 (removed 114) transitions.
[2026-05-25 10:16:53] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4590797988173087096.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3414089160820015397.kers'
[2026-05-25 10:16:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4590797988173087096.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3414089160820015397.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1073 rows 614 cols 2948 entries
Finished phase 1 with 611 SingleSign rule and 1 generalized
[2026-05-25 10:16:53] [INFO ] Computed 2 invariants in 3 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-3414089160820015397.kers
Total runtime 6 ms.
[2026-05-25 10:16:53] [INFO ] Implicit Places using invariants in 425 ms returned []
[2026-05-25 10:16:53] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2026-05-25 10:16:53] [INFO ] Invariant cache hit.
[2026-05-25 10:16:53] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 10:16:57] [INFO ] Implicit Places using invariants and state equation in 3891 ms returned []
Implicit Place search using SMT with State Equation took 4351 ms to find 0 implicit places.
Running 1606 sub problems to find dead transitions.
[2026-05-25 10:16:57] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2026-05-25 10:16:57] [INFO ] Invariant cache hit.
[2026-05-25 10:16:57] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1687 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 614/1687 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1606 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63042ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 63051ms
Starting structural reductions in LTL mode, iteration 1 : 614/662 places, 1608/1722 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67573 ms. Remains : 614/662 places, 1608/1722 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (X(X(X(p1)))&&G(p2))))'
Stuttering acceptance computed with spot in 1086 ms :[(OR (NOT p2) (NOT p1)), true, (NOT p0), (NOT p1), (NOT p2), (NOT p1), (NOT p2), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (OR (AND (NOT p2) p0 (NOT p1)) (AND p2 (NOT p0) (NOT p1))), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-c128-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 332 steps with 1 reset in 2 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c128-LTLCardinality-11 finished in 68727 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 662 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 653 transition count 1700
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 653 transition count 1700
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 22 place count 653 transition count 1696
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 31 place count 644 transition count 1678
Iterating global reduction 1 with 9 rules applied. Total rules applied 40 place count 644 transition count 1678
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 47 place count 637 transition count 1660
Iterating global reduction 1 with 7 rules applied. Total rules applied 54 place count 637 transition count 1660
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 61 place count 630 transition count 1642
Iterating global reduction 1 with 7 rules applied. Total rules applied 68 place count 630 transition count 1642
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 73 place count 625 transition count 1632
Iterating global reduction 1 with 5 rules applied. Total rules applied 78 place count 625 transition count 1632
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 82 place count 621 transition count 1624
Iterating global reduction 1 with 4 rules applied. Total rules applied 86 place count 621 transition count 1624
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 88 place count 619 transition count 1620
Iterating global reduction 1 with 2 rules applied. Total rules applied 90 place count 619 transition count 1620
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 92 place count 617 transition count 1616
Iterating global reduction 1 with 2 rules applied. Total rules applied 94 place count 617 transition count 1616
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 96 place count 615 transition count 1612
Iterating global reduction 1 with 2 rules applied. Total rules applied 98 place count 615 transition count 1612
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 102 place count 615 transition count 1608
Applied a total of 102 rules in 669 ms. Remains 615 /662 variables (removed 47) and now considering 1608/1722 (removed 114) transitions.
[2026-05-25 10:18:02] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1891273085682952658.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16356287172446853658.kers'
[2026-05-25 10:18:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1891273085682952658.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16356287172446853658.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1073 rows 615 cols 2948 entries
Finished phase 1 with 612 SingleSign rule and 1 generalized
[2026-05-25 10:18:02] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-16356287172446853658.kers
Total runtime 5 ms.
[2026-05-25 10:18:02] [INFO ] Implicit Places using invariants in 575 ms returned []
[2026-05-25 10:18:02] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2026-05-25 10:18:02] [INFO ] Invariant cache hit.
[2026-05-25 10:18:03] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 10:18:09] [INFO ] Implicit Places using invariants and state equation in 6264 ms returned []
Implicit Place search using SMT with State Equation took 6867 ms to find 0 implicit places.
[2026-05-25 10:18:09] [INFO ] Redundant transitions in 62 ms returned []
Running 1606 sub problems to find dead transitions.
[2026-05-25 10:18:09] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2026-05-25 10:18:09] [INFO ] Invariant cache hit.
[2026-05-25 10:18:09] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 615/1688 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/615 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 615/1688 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/615 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1606 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62776ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 62779ms
Starting structural reductions in SI_LTL mode, iteration 1 : 615/662 places, 1608/1722 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 70390 ms. Remains : 615/662 places, 1608/1722 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c128-LTLCardinality-12
Stuttering criterion allowed to conclude after 158 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c128-LTLCardinality-12 finished in 70456 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 662 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 662/662 places, 1722/1722 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 654 transition count 1702
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 654 transition count 1702
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 654 transition count 1700
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 26 place count 646 transition count 1684
Iterating global reduction 1 with 8 rules applied. Total rules applied 34 place count 646 transition count 1684
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 42 place count 638 transition count 1664
Iterating global reduction 1 with 8 rules applied. Total rules applied 50 place count 638 transition count 1664
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 58 place count 630 transition count 1642
Iterating global reduction 1 with 8 rules applied. Total rules applied 66 place count 630 transition count 1642
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 72 place count 624 transition count 1628
Iterating global reduction 1 with 6 rules applied. Total rules applied 78 place count 624 transition count 1628
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 83 place count 619 transition count 1618
Iterating global reduction 1 with 5 rules applied. Total rules applied 88 place count 619 transition count 1618
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 91 place count 616 transition count 1612
Iterating global reduction 1 with 3 rules applied. Total rules applied 94 place count 616 transition count 1612
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 97 place count 613 transition count 1606
Iterating global reduction 1 with 3 rules applied. Total rules applied 100 place count 613 transition count 1606
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 103 place count 610 transition count 1600
Iterating global reduction 1 with 3 rules applied. Total rules applied 106 place count 610 transition count 1600
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 107 place count 609 transition count 1598
Iterating global reduction 1 with 1 rules applied. Total rules applied 108 place count 609 transition count 1598
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 110 place count 609 transition count 1596
Applied a total of 110 rules in 594 ms. Remains 609 /662 variables (removed 53) and now considering 1596/1722 (removed 126) transitions.
[2026-05-25 10:19:12] [INFO ] Flow matrix only has 1067 transitions (discarded 529 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11765224806346807615.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6185601580179470604.kers'
[2026-05-25 10:19:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11765224806346807615.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6185601580179470604.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1067 rows 609 cols 2930 entries
Finished phase 1 with 606 SingleSign rule and 1 generalized
[2026-05-25 10:19:12] [INFO ] Computed 2 invariants in 3 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-6185601580179470604.kers
Total runtime 5 ms.
[2026-05-25 10:19:13] [INFO ] Implicit Places using invariants in 424 ms returned []
[2026-05-25 10:19:13] [INFO ] Flow matrix only has 1067 transitions (discarded 529 similar events)
[2026-05-25 10:19:13] [INFO ] Invariant cache hit.
[2026-05-25 10:19:13] [INFO ] State equation strengthened by 266 read => feed constraints.
[2026-05-25 10:19:21] [INFO ] Implicit Places using invariants and state equation in 8170 ms returned []
Implicit Place search using SMT with State Equation took 8620 ms to find 0 implicit places.
[2026-05-25 10:19:21] [INFO ] Redundant transitions in 34 ms returned []
Running 1594 sub problems to find dead transitions.
[2026-05-25 10:19:21] [INFO ] Flow matrix only has 1067 transitions (discarded 529 similar events)
[2026-05-25 10:19:21] [INFO ] Invariant cache hit.
[2026-05-25 10:19:21] [INFO ] State equation strengthened by 266 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/609 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/609 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 609/1676 variables, and 2 constraints, problems are : Problem set: 0 solved, 1594 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/609 constraints, ReadFeed: 0/266 constraints, PredecessorRefiner: 1594/1594 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1594 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/609 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/609 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/609 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
At refinement iteration 3 (OVERLAPS) 1067/1676 variables, 609/611 constraints. Problems are: Problem set: 0 solved, 1594 unsolved
SMT process timed out in 62590ms, After SMT, problems are : Problem set: 0 solved, 1594 unsolved
Search for dead transitions found 0 dead transitions in 62593ms
Starting structural reductions in SI_LTL mode, iteration 1 : 609/662 places, 1596/1722 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71859 ms. Remains : 609/662 places, 1596/1722 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c128-LTLCardinality-15
Stuttering criterion allowed to conclude after 1720 steps with 13 reset in 19 ms.
FORMULA FunctionPointer-PT-c128-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c128-LTLCardinality-15 finished in 71956 ms.
All properties solved by simple procedures.
Total runtime 806029 ms.
BK_STOP 1779704424063
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-c128"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is FunctionPointer-PT-c128, 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 r146-tall-177961074000163"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c128.tgz
mv FunctionPointer-PT-c128 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.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 ;