About the Execution of ITS-Tools for GPPP-PT-C1000N0000001000
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 55720.00 | 0.00 | 0.00 | TFFFFFFTTFTFFTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r100-smll-174867007800371.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is GPPP-PT-C1000N0000001000, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867007800371
=====================================================================
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preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 17 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1 May 29 14:32 large_marking
-rw-r--r-- 1 mcc users 21K May 29 14:32 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 GPPP-PT-C1000N0000001000-LTLCardinality-00
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-01
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-02
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-03
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-04
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-05
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-06
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-07
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-08
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-09
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-10
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-11
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-12
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-13
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-14
FORMULA_NAME GPPP-PT-C1000N0000001000-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748954225917
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPPP-PT-C1000N0000001000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-03 12:37:07] [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]
[2025-06-03 12:37:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 12:37:07] [INFO ] Load time of PNML (sax parser for PT used): 57 ms
[2025-06-03 12:37:07] [INFO ] Transformed 33 places.
[2025-06-03 12:37:07] [INFO ] Transformed 22 transitions.
[2025-06-03 12:37:07] [INFO ] Parsed PT model containing 33 places and 22 transitions and 83 arcs in 192 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 12 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Running 21 sub problems to find dead transitions.
// Phase 1: matrix 22 rows 33 cols
[2025-06-03 12:37:08] [INFO ] Invariants computation overflowed in 10 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Problem TDEAD19 is UNSAT
At refinement iteration 1 (OVERLAPS) 22/54 variables, 32/32 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/32 constraints. Problems are: Problem set: 1 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/55 variables, 1/33 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/33 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/55 variables, 0/33 constraints. Problems are: Problem set: 1 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 55/55 variables, and 33 constraints, problems are : Problem set: 1 solved, 20 unsolved in 702 ms.
Refiners :[State Equation: 33/33 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 20 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 22/53 variables, 31/31 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 16/47 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/53 variables, 0/47 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 2/55 variables, 2/49 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 4/53 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 0/53 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/55 variables, 0/53 constraints. Problems are: Problem set: 1 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 55/55 variables, and 53 constraints, problems are : Problem set: 1 solved, 20 unsolved in 1153 ms.
Refiners :[State Equation: 33/33 constraints, PredecessorRefiner: 20/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1951ms problems are : Problem set: 1 solved, 20 unsolved
Search for dead transitions found 1 dead transitions in 1969ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
// Phase 1: matrix 21 rows 33 cols
[2025-06-03 12:37:10] [INFO ] Invariants computation overflowed in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:10] [INFO ] Implicit Places using invariants in 44 ms returned []
// Phase 1: matrix 21 rows 33 cols
[2025-06-03 12:37:10] [INFO ] Invariants computation overflowed in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:10] [INFO ] Implicit Places using invariants and state equation in 68 ms returned [2, 3]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 124 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 31/33 places, 21/22 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2178 ms. Remains : 31/33 places, 21/22 transitions.
Support contains 26 out of 31 places after structural reductions.
[2025-06-03 12:37:10] [INFO ] Flatten gal took : 33 ms
[2025-06-03 12:37:10] [INFO ] Flatten gal took : 13 ms
[2025-06-03 12:37:10] [INFO ] Input system was already deterministic with 21 transitions.
RANDOM walk for 48032 steps (8 resets) in 273 ms. (175 steps per ms) remains 27/31 properties
BEST_FIRST walk for 4003 steps (8 resets) in 193 ms. (20 steps per ms) remains 22/27 properties
BEST_FIRST walk for 4004 steps (8 resets) in 88 ms. (44 steps per ms) remains 19/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 12/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4002 steps (8 resets) in 46 ms. (85 steps per ms) remains 11/12 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 10/11 properties
BEST_FIRST walk for 4003 steps (8 resets) in 38 ms. (102 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4002 steps (8 resets) in 57 ms. (69 steps per ms) remains 9/10 properties
BEST_FIRST walk for 4002 steps (8 resets) in 24 ms. (160 steps per ms) remains 8/9 properties
// Phase 1: matrix 21 rows 31 cols
[2025-06-03 12:37:11] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AtomicPropp19 is UNSAT
At refinement iteration 1 (OVERLAPS) 21/34 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 18/52 variables, 18/31 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 0/52 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 31 constraints, problems are : Problem set: 1 solved, 7 unsolved in 214 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 7 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 21/34 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp21 is UNSAT
Problem AtomicPropp27 is UNSAT
At refinement iteration 3 (OVERLAPS) 18/52 variables, 18/31 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/35 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 0/35 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/52 variables, 0/35 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 35 constraints, problems are : Problem set: 4 solved, 4 unsolved in 262 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 4/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 488ms problems are : Problem set: 4 solved, 4 unsolved
Finished Parikh walk after 36052 steps, including 2 resets, run visited all 4 properties in 385 ms. (steps per millisecond=93 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 4 properties in 391 ms.
Successfully simplified 4 atomic propositions for a total of 12 simplifications.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 29 stabilizing places and 19 stable transitions
Graph (complete) has 72 edges and 31 vertex of which 29 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (trivial) has 4 edges and 31 vertex of which 2 / 31 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 70 edges and 30 vertex of which 28 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 27 transition count 17
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 26 transition count 17
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 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 7 place count 24 transition count 16
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 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 10 place count 22 transition count 15
Applied a total of 10 rules in 25 ms. Remains 22 /31 variables (removed 9) and now considering 15/21 (removed 6) transitions.
Running 14 sub problems to find dead transitions.
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:37:12] [INFO ] Invariants computation overflowed in 1 ms
[2025-06-03 12:37:12] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 14/35 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/36 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 1/37 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 23 constraints, problems are : Problem set: 0 solved, 14 unsolved in 251 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 14/35 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 14/35 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 1/36 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 1/37 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 37 constraints, problems are : Problem set: 0 solved, 14 unsolved in 617 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 876ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 877ms
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:37:13] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:13] [INFO ] Implicit Places using invariants in 37 ms returned []
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:37:13] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:37:13] [INFO ] Implicit Places using invariants and state equation in 75 ms returned [0, 12]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 115 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/31 places, 15/21 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 20 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 19 transition count 14
Applied a total of 2 rules in 4 ms. Remains 19 /20 variables (removed 1) and now considering 14/15 (removed 1) transitions.
// Phase 1: matrix 14 rows 19 cols
[2025-06-03 12:37:13] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:13] [INFO ] Implicit Places using invariants in 56 ms returned []
// Phase 1: matrix 14 rows 19 cols
[2025-06-03 12:37:13] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:37:13] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/31 places, 14/21 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1188 ms. Remains : 19/31 places, 14/21 transitions.
Stuttering acceptance computed with spot in 364 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-01
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 1 ms.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-01 finished in 1669 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(X(X(p0))) U (G(p1) U p2))))))'
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 31 cols
[2025-06-03 12:37:14] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/52 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/52 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 31 constraints, problems are : Problem set: 0 solved, 20 unsolved in 317 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 19/48 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 2/52 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 51 constraints, problems are : Problem set: 0 solved, 20 unsolved in 1109 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1438ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1438ms
// Phase 1: matrix 21 rows 31 cols
[2025-06-03 12:37:15] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:15] [INFO ] Implicit Places using invariants in 39 ms returned []
// Phase 1: matrix 21 rows 31 cols
[2025-06-03 12:37:15] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:15] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 31 cols
[2025-06-03 12:37:15] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/52 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/52 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 31 constraints, problems are : Problem set: 0 solved, 20 unsolved in 408 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 19/48 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 2/52 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 51 constraints, problems are : Problem set: 0 solved, 20 unsolved in 1089 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1507ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1507ms
Finished structural reductions in LTL mode , in 1 iterations and 3059 ms. Remains : 31/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 624 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (NOT p1), (NOT p2)]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-02
Product exploration explored 100000 steps with 3 reset in 299 ms.
Product exploration explored 100000 steps with 3 reset in 327 ms.
Computed a total of 29 stabilizing places and 19 stable transitions
Graph (complete) has 72 edges and 31 vertex of which 29 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Computed a total of 29 stabilizing places and 19 stable transitions
Detected a total of 29/31 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 259 ms. Reduced automaton from 15 states, 24 edges and 3 AP (stutter sensitive) to 15 states, 24 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 639 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (NOT p1), (NOT p2)]
RANDOM walk for 48032 steps (8 resets) in 24 ms. (1921 steps per ms) remains 2/8 properties
BEST_FIRST walk for 2229 steps (0 resets) in 9 ms. (222 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p2), (F (NOT (OR p2 (NOT p1) p0))), (F p1), (F (NOT (OR p2 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1)))), (F p0), (F (NOT (AND (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p0)))]
Knowledge based reduction with 4 factoid took 650 ms. Reduced automaton from 15 states, 24 edges and 3 AP (stutter sensitive) to 15 states, 24 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 579 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 647 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (NOT p1), (NOT p2)]
// Phase 1: matrix 21 rows 31 cols
[2025-06-03 12:37:21] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Proved EG (NOT p2)
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p2), (F (NOT (OR p2 (NOT p1) p0))), (F p1), (F (NOT (OR p2 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1)))), (F p0), (F (NOT (AND (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p0))), (G (NOT p2))]
Property proved to be false thanks to negative knowledge :(G (NOT p2))
Knowledge based reduction with 4 factoid took 764 ms. Reduced automaton from 15 states, 24 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-02 FALSE TECHNIQUES KNOWLEDGE
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-02 finished in 8008 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(p1)))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (trivial) has 5 edges and 31 vertex of which 2 / 31 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 70 edges and 30 vertex of which 28 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 27 transition count 17
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 26 transition count 17
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 26 transition count 16
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 25 transition count 16
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 11 place count 22 transition count 14
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 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 14 place count 20 transition count 13
Applied a total of 14 rules in 15 ms. Remains 20 /31 variables (removed 11) and now considering 13/21 (removed 8) transitions.
Running 12 sub problems to find dead transitions.
// Phase 1: matrix 13 rows 20 cols
[2025-06-03 12:37:22] [INFO ] Invariants computation overflowed in 1 ms
[2025-06-03 12:37:22] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 12/31 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 12 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/32 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 1/33 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 0/33 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 21 constraints, problems are : Problem set: 0 solved, 12 unsolved in 250 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 12/31 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 12/31 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 1/32 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 1/33 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 0/33 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 33/33 variables, and 33 constraints, problems are : Problem set: 0 solved, 12 unsolved in 586 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 846ms problems are : Problem set: 0 solved, 12 unsolved
Search for dead transitions found 0 dead transitions in 846ms
// Phase 1: matrix 13 rows 20 cols
[2025-06-03 12:37:23] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:23] [INFO ] Implicit Places using invariants in 36 ms returned []
// Phase 1: matrix 13 rows 20 cols
[2025-06-03 12:37:23] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:37:23] [INFO ] Implicit Places using invariants and state equation in 58 ms returned [0, 11]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 97 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/31 places, 13/21 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 16 transition count 11
Applied a total of 4 rules in 3 ms. Remains 16 /18 variables (removed 2) and now considering 11/13 (removed 2) transitions.
// Phase 1: matrix 11 rows 16 cols
[2025-06-03 12:37:23] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:23] [INFO ] Implicit Places using invariants in 31 ms returned []
// Phase 1: matrix 11 rows 16 cols
[2025-06-03 12:37:23] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:37:23] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/31 places, 11/21 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1051 ms. Remains : 16/31 places, 11/21 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 39 steps with 0 reset in 1 ms.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-03 finished in 1148 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((p0 U (p1||X(p2))) U X(X((p3||G(p2)))))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:23] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/51 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/51 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 30 constraints, problems are : Problem set: 0 solved, 20 unsolved in 321 ms.
Refiners :[State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 20/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 1/51 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 50 constraints, problems are : Problem set: 0 solved, 20 unsolved in 1150 ms.
Refiners :[State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1482ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1483ms
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:25] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:25] [INFO ] Implicit Places using invariants in 51 ms returned []
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:25] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:25] [INFO ] Implicit Places using invariants and state equation in 62 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 115 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 2 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1603 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 591 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-04
Product exploration explored 100000 steps with 25037 reset in 218 ms.
Product exploration explored 100000 steps with 25038 reset in 216 ms.
Computed a total of 27 stabilizing places and 19 stable transitions
Graph (complete) has 64 edges and 29 vertex of which 28 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Computed a total of 27 stabilizing places and 19 stable transitions
Detected a total of 27/29 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 4/4 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0) p2 (NOT p3)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X p2), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p2)), (X (X p3)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3))))), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 22 factoid took 2007 ms. Reduced automaton from 14 states, 28 edges and 4 AP (stutter sensitive) to 14 states, 28 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 526 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p2), (AND (NOT p1) (NOT p2))]
RANDOM walk for 48032 steps (8 resets) in 22 ms. (2088 steps per ms) remains 12/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 8/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 222 ms. (179 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 221 ms. (180 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 118 ms. (336 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 98 ms. (404 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms) remains 7/8 properties
// Phase 1: matrix 21 rows 29 cols
[2025-06-03 12:37:29] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 27/39 variables, 16/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 11/50 variables, 9/29 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 29 constraints, problems are : Problem set: 0 solved, 7 unsolved in 131 ms.
Refiners :[State Equation: 29/29 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 27/39 variables, 16/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 7/27 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem apf4 is UNSAT
Problem apf5 is UNSAT
Problem apf7 is UNSAT
Problem apf10 is UNSAT
At refinement iteration 6 (OVERLAPS) 11/50 variables, 9/36 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 0/36 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/50 variables, 0/36 constraints. Problems are: Problem set: 4 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 36 constraints, problems are : Problem set: 4 solved, 3 unsolved in 187 ms.
Refiners :[State Equation: 29/29 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 322ms problems are : Problem set: 4 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 16954 steps, including 0 resets, run visited all 3 properties in 397 ms. (steps per millisecond=42 )
Parikh walk visited 3 properties in 397 ms.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p0) p2 (NOT p3)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X p2), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p2)), (X (X p3)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3))))), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p3) (G (NOT p3)))), (G (OR (NOT p0) p1 p2)), (G (OR (NOT p0) p1 p3)), (G (OR (NOT p0) p1 p2 p3)), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F (NOT (OR p0 p1 p2))), (F (NOT (OR p0 p1 p3))), (F (NOT (AND p2 (NOT p3)))), (F (NOT p1)), (F (NOT (OR p0 p1 p2 p3))), (F p0), (F (NOT (OR p0 p1))), (F p3), (F (NOT (OR p2 p3))), (F (NOT p2))]
Knowledge based reduction with 26 factoid took 5877 ms. Reduced automaton from 14 states, 28 edges and 4 AP (stutter sensitive) to 8 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 314 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 318 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Support contains 4 out of 29 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 29/29 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 29 cols
[2025-06-03 12:37:36] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/49 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/50 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 29 constraints, problems are : Problem set: 0 solved, 20 unsolved in 353 ms.
Refiners :[State Equation: 29/29 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/49 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 1/50 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/50 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 49 constraints, problems are : Problem set: 0 solved, 20 unsolved in 1135 ms.
Refiners :[State Equation: 29/29 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1502ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1503ms
// Phase 1: matrix 21 rows 29 cols
[2025-06-03 12:37:37] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:38] [INFO ] Implicit Places using invariants in 61 ms returned []
// Phase 1: matrix 21 rows 29 cols
[2025-06-03 12:37:38] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:38] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 29 cols
[2025-06-03 12:37:38] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/49 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/50 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 29 constraints, problems are : Problem set: 0 solved, 20 unsolved in 263 ms.
Refiners :[State Equation: 29/29 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/49 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 1/50 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/50 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 49 constraints, problems are : Problem set: 0 solved, 20 unsolved in 983 ms.
Refiners :[State Equation: 29/29 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1253ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1255ms
Finished structural reductions in LTL mode , in 1 iterations and 2901 ms. Remains : 29/29 places, 21/21 transitions.
Computed a total of 27 stabilizing places and 19 stable transitions
Graph (complete) has 64 edges and 29 vertex of which 28 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Computed a total of 27 stabilizing places and 19 stable transitions
Detected a total of 27/29 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND p1 p2 (NOT p3)), (X p1), (X p2), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p2)), (X (X p3)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 12 factoid took 951 ms. Reduced automaton from 8 states, 15 edges and 3 AP (stutter sensitive) to 8 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 309 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
RANDOM walk for 48032 steps (8 resets) in 20 ms. (2287 steps per ms) remains 4/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 2/2 properties
// Phase 1: matrix 21 rows 29 cols
[2025-06-03 12:37:40] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 27/39 variables, 16/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 11/50 variables, 9/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 29 constraints, problems are : Problem set: 0 solved, 2 unsolved in 56 ms.
Refiners :[State Equation: 29/29 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
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 27/39 variables, 16/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 11/50 variables, 9/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/50 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 31 constraints, problems are : Problem set: 0 solved, 2 unsolved in 81 ms.
Refiners :[State Equation: 29/29 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 141ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 17826 steps, including 0 resets, run visited all 2 properties in 165 ms. (steps per millisecond=108 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 165 ms.
Knowledge obtained : [(AND p1 p2 (NOT p3)), (X p1), (X p2), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p2)), (X (X p3)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT (AND p2 (NOT p3)))), (F (NOT (OR p1 p3))), (F (NOT p1)), (F p3), (F (NOT (OR p2 p3)))]
Knowledge based reduction with 12 factoid took 3277 ms. Reduced automaton from 8 states, 15 edges and 3 AP (stutter sensitive) to 8 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 273 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 285 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 284 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Product exploration explored 100000 steps with 24995 reset in 147 ms.
Product exploration explored 100000 steps with 25072 reset in 177 ms.
Applying partial POR strategy [false, false, false, true, true, true, false, false]
Stuttering acceptance computed with spot in 265 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Support contains 4 out of 29 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 29/29 places, 21/21 transitions.
Graph (trivial) has 2 edges and 29 vertex of which 2 / 29 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 62 edges and 28 vertex of which 27 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 27 transition count 19
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 27 transition count 19
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 6 rules in 6 ms. Remains 27 /29 variables (removed 2) and now considering 19/21 (removed 2) transitions.
Running 18 sub problems to find dead transitions.
// Phase 1: matrix 19 rows 27 cols
[2025-06-03 12:37:45] [INFO ] Invariants computation overflowed in 1 ms
[2025-06-03 12:37:45] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD12 is UNSAT
At refinement iteration 1 (OVERLAPS) 18/44 variables, 26/26 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/26 constraints. Problems are: Problem set: 4 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/45 variables, 1/27 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/27 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 1/46 variables, 1/28 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/46 variables, 0/28 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/46 variables, 0/28 constraints. Problems are: Problem set: 4 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 46/46 variables, and 28 constraints, problems are : Problem set: 4 solved, 14 unsolved in 305 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 14 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 18/40 variables, 22/22 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 14/36 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/36 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 5/45 variables, 5/41 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/41 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 1/46 variables, 1/42 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/46 variables, 0/42 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/46 variables, 0/42 constraints. Problems are: Problem set: 4 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 46/46 variables, and 42 constraints, problems are : Problem set: 4 solved, 14 unsolved in 819 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1133ms problems are : Problem set: 4 solved, 14 unsolved
Search for dead transitions found 4 dead transitions in 1133ms
Found 4 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 4 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 4 transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 12:37:47] [INFO ] Redundant transitions in 0 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 27/29 places, 15/21 transitions.
Graph (complete) has 59 edges and 27 vertex of which 23 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 22 transition count 15
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 2 rules in 4 ms. Remains 22 /27 variables (removed 5) and now considering 15/15 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 22/29 places, 15/21 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1151 ms. Remains : 22/29 places, 15/21 transitions.
Built C files in :
/tmp/ltsmin16562176168204042042
[2025-06-03 12:37:47] [INFO ] Built C files in 12ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16562176168204042042
Running compilation step : cd /tmp/ltsmin16562176168204042042;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 394 ms.
Running link step : cd /tmp/ltsmin16562176168204042042;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 72 ms.
Running LTSmin : cd /tmp/ltsmin16562176168204042042;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased15272656792349752048.hoa' '--buchi-type=spotba'
LTSmin run took 3402 ms.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-04 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-04 finished in 27559 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((F(p1)||p0) U p2) U X(p3)))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 1 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:51] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/51 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/51 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 30 constraints, problems are : Problem set: 0 solved, 20 unsolved in 347 ms.
Refiners :[State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 20/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 1/51 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 50 constraints, problems are : Problem set: 0 solved, 20 unsolved in 1103 ms.
Refiners :[State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1457ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1457ms
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:52] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:52] [INFO ] Implicit Places using invariants in 44 ms returned []
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:52] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:52] [INFO ] Implicit Places using invariants and state equation in 59 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 105 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 0 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1564 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 304 ms :[(NOT p3), (OR (AND (NOT p1) p2 (NOT p3)) (AND p0 (NOT p1) (NOT p3))), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p1), (NOT p2)]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-06
Stuttering criterion allowed to conclude after 29807 steps with 31 reset in 32 ms.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-06 finished in 1922 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0 U p1)))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 1 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:53] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/51 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/51 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 30 constraints, problems are : Problem set: 0 solved, 20 unsolved in 397 ms.
Refiners :[State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 20/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 1/51 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 50 constraints, problems are : Problem set: 0 solved, 20 unsolved in 1043 ms.
Refiners :[State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1446ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1446ms
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:54] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:54] [INFO ] Implicit Places using invariants in 32 ms returned []
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:54] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:54] [INFO ] Implicit Places using invariants and state equation in 66 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 101 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1550 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 123 ms.
Product exploration explored 100000 steps with 50000 reset in 161 ms.
Computed a total of 27 stabilizing places and 19 stable transitions
Graph (complete) has 64 edges and 29 vertex of which 28 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 27 stabilizing places and 19 stable transitions
Detected a total of 27/29 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 15 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-07 finished in 1953 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (trivial) has 4 edges and 31 vertex of which 2 / 31 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 70 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 28 transition count 18
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 27 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 27 transition count 17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 26 transition count 17
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 2 with 2 rules applied. Total rules applied 8 place count 25 transition count 16
Applied a total of 8 rules in 6 ms. Remains 25 /31 variables (removed 6) and now considering 16/21 (removed 5) transitions.
Running 15 sub problems to find dead transitions.
// Phase 1: matrix 16 rows 25 cols
[2025-06-03 12:37:54] [INFO ] Invariants computation overflowed in 1 ms
[2025-06-03 12:37:54] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 15/39 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/40 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 1/41 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/41 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 26 constraints, problems are : Problem set: 0 solved, 15 unsolved in 234 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 15/39 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 15/39 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 1/40 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 1/41 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/41 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 41 constraints, problems are : Problem set: 0 solved, 15 unsolved in 614 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 853ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 853ms
// Phase 1: matrix 16 rows 25 cols
[2025-06-03 12:37:55] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:55] [INFO ] Implicit Places using invariants in 42 ms returned []
// Phase 1: matrix 16 rows 25 cols
[2025-06-03 12:37:55] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:37:55] [INFO ] Implicit Places using invariants and state equation in 67 ms returned [0, 15]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 111 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 23/31 places, 16/21 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 15
Applied a total of 2 rules in 2 ms. Remains 22 /23 variables (removed 1) and now considering 15/16 (removed 1) transitions.
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:37:55] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:55] [INFO ] Implicit Places using invariants in 30 ms returned []
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:37:55] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:37:56] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 22/31 places, 15/21 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1052 ms. Remains : 22/31 places, 15/21 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-09
Stuttering criterion allowed to conclude after 56 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-09 finished in 1098 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (trivial) has 5 edges and 31 vertex of which 2 / 31 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 70 edges and 30 vertex of which 28 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 27 transition count 17
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 26 transition count 17
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 26 transition count 16
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 25 transition count 16
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 2 with 2 rules applied. Total rules applied 8 place count 24 transition count 15
Applied a total of 8 rules in 5 ms. Remains 24 /31 variables (removed 7) and now considering 15/21 (removed 6) transitions.
Running 14 sub problems to find dead transitions.
// Phase 1: matrix 15 rows 24 cols
[2025-06-03 12:37:56] [INFO ] Invariants computation overflowed in 1 ms
[2025-06-03 12:37:56] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 14/37 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/38 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 1/39 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 14 unsolved in 224 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 14/37 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 14/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 1/38 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 1/39 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 39 constraints, problems are : Problem set: 0 solved, 14 unsolved in 983 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1211ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 1212ms
// Phase 1: matrix 15 rows 24 cols
[2025-06-03 12:37:57] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:57] [INFO ] Implicit Places using invariants in 38 ms returned []
// Phase 1: matrix 15 rows 24 cols
[2025-06-03 12:37:57] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:37:57] [INFO ] Implicit Places using invariants and state equation in 72 ms returned [0, 15]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 111 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/31 places, 15/21 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 20 transition count 13
Applied a total of 4 rules in 2 ms. Remains 20 /22 variables (removed 2) and now considering 13/15 (removed 2) transitions.
// Phase 1: matrix 13 rows 20 cols
[2025-06-03 12:37:57] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:57] [INFO ] Implicit Places using invariants in 42 ms returned []
// Phase 1: matrix 13 rows 20 cols
[2025-06-03 12:37:57] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:37:57] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/31 places, 13/21 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1426 ms. Remains : 20/31 places, 13/21 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-11
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-11 finished in 1517 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&G(p1))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:57] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/51 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 0/51 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 30 constraints, problems are : Problem set: 0 solved, 20 unsolved in 297 ms.
Refiners :[State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 21/50 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 20/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 1/51 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 50 constraints, problems are : Problem set: 0 solved, 20 unsolved in 1170 ms.
Refiners :[State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1482ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1482ms
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:59] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:59] [INFO ] Implicit Places using invariants in 47 ms returned []
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 12:37:59] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:37:59] [INFO ] Implicit Places using invariants and state equation in 85 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 134 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1619 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 4989 steps with 0 reset in 17 ms.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-12 finished in 1787 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (!p0&&(p1 U p2))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (trivial) has 4 edges and 31 vertex of which 2 / 31 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 70 edges and 30 vertex of which 28 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 28 transition count 18
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 27 transition count 18
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 9 place count 24 transition count 16
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 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 12 place count 22 transition count 15
Applied a total of 12 rules in 6 ms. Remains 22 /31 variables (removed 9) and now considering 15/21 (removed 6) transitions.
Running 14 sub problems to find dead transitions.
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:37:59] [INFO ] Invariants computation overflowed in 1 ms
[2025-06-03 12:37:59] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 14/35 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/36 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 1/37 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 23 constraints, problems are : Problem set: 0 solved, 14 unsolved in 225 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 14/35 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 14/35 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 1/36 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 1/37 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 37 constraints, problems are : Problem set: 0 solved, 14 unsolved in 631 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 863ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 864ms
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:38:00] [INFO ] Invariants computation overflowed in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:38:00] [INFO ] Implicit Places using invariants in 38 ms returned []
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:38:00] [INFO ] Invariants computation overflowed in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 12:38:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 12:38:00] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 12:38:00] [INFO ] Redundant transitions in 0 ms returned []
Running 14 sub problems to find dead transitions.
// Phase 1: matrix 15 rows 22 cols
[2025-06-03 12:38:00] [INFO ] Invariants computation overflowed in 0 ms
[2025-06-03 12:38:00] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 14/35 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/36 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 1/37 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 23 constraints, problems are : Problem set: 0 solved, 14 unsolved in 217 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 14/35 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 14/35 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 1/36 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 1/37 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 37 constraints, problems are : Problem set: 0 solved, 14 unsolved in 926 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1151ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 1151ms
Starting structural reductions in SI_LTL mode, iteration 1 : 22/31 places, 15/21 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2113 ms. Remains : 22/31 places, 15/21 transitions.
Stuttering acceptance computed with spot in 97 ms :[true, (NOT p2), (OR (NOT p2) p0)]
Running random walk in product with property : GPPP-PT-C1000N0000001000-LTLCardinality-15
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C1000N0000001000-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C1000N0000001000-LTLCardinality-15 finished in 2225 ms.
All properties solved by simple procedures.
Total runtime 53912 ms.
BK_STOP 1748954281637
--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="GPPP-PT-C1000N0000001000"
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 2-5832"
echo " Executing tool itstools"
echo " Input is GPPP-PT-C1000N0000001000, 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 r100-smll-174867007800371"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/GPPP-PT-C1000N0000001000.tgz
mv GPPP-PT-C1000N0000001000 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 ;