Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r058-smll-174854064500628.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 DiscoveryGPU-PT-07a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854064500628
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K 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 6.6K 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 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 25K 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 DiscoveryGPU-PT-07a-LTLFireability-00
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-01
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-02
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-03
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-04
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-05
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-06
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-07
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-08
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-09
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-10
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-11
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-12
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-13
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-14
FORMULA_NAME DiscoveryGPU-PT-07a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748913136933

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DiscoveryGPU-PT-07a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-03 01:12:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 01:12:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 01:12:19] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2025-06-03 01:12:19] [INFO ] Transformed 73 places.
[2025-06-03 01:12:19] [INFO ] Transformed 99 transitions.
[2025-06-03 01:12:19] [INFO ] Found NUPN structural information;
[2025-06-03 01:12:19] [INFO ] Parsed PT model containing 73 places and 99 transitions and 318 arcs in 311 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 73 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 73/73 places, 99/99 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 69 transition count 95
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 69 transition count 95
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 11 place count 66 transition count 92
Iterating global reduction 0 with 3 rules applied. Total rules applied 14 place count 66 transition count 92
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 65 transition count 90
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 65 transition count 90
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 22 place count 65 transition count 84
Applied a total of 22 rules in 52 ms. Remains 65 /73 variables (removed 8) and now considering 84/99 (removed 15) transitions.
// Phase 1: matrix 84 rows 65 cols
[2025-06-03 01:12:19] [INFO ] Computed 2 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:19] [INFO ] Implicit Places using invariants in 279 ms returned []
[2025-06-03 01:12:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:20] [INFO ] State equation strengthened by 53 read => feed constraints.
[2025-06-03 01:12:20] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 561 ms to find 0 implicit places.
Running 83 sub problems to find dead transitions.
[2025-06-03 01:12:20] [INFO ] Invariant cache hit.
[2025-06-03 01:12:20] [INFO ] State equation strengthened by 53 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (OVERLAPS) 1/65 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/149 variables, 65/67 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/149 variables, 53/120 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/149 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (OVERLAPS) 0/149 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Real declared 149/149 variables, and 120 constraints, problems are : Problem set: 0 solved, 83 unsolved in 3612 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 65/65 constraints, ReadFeed: 53/53 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (OVERLAPS) 1/65 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/149 variables, 65/67 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/149 variables, 53/120 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/149 variables, 83/203 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/149 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (OVERLAPS) 0/149 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Int declared 149/149 variables, and 203 constraints, problems are : Problem set: 0 solved, 83 unsolved in 3628 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 65/65 constraints, ReadFeed: 53/53 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7331ms problems are : Problem set: 0 solved, 83 unsolved
Search for dead transitions found 0 dead transitions in 7353ms
Starting structural reductions in LTL mode, iteration 1 : 65/73 places, 84/99 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7993 ms. Remains : 65/73 places, 84/99 transitions.
Support contains 31 out of 65 places after structural reductions.
[2025-06-03 01:12:27] [INFO ] Flatten gal took : 36 ms
[2025-06-03 01:12:27] [INFO ] Flatten gal took : 15 ms
[2025-06-03 01:12:27] [INFO ] Input system was already deterministic with 84 transitions.
Support contains 30 out of 65 places (down from 31) after GAL structural reductions.
RANDOM walk for 4233 steps (53 resets) in 240 ms. (17 steps per ms) remains 0/31 properties
FORMULA DiscoveryGPU-PT-07a-LTLFireability-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 10 stabilizing places and 8 stable transitions
Graph (complete) has 188 edges and 65 vertex of which 62 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.2 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(p0))&&F((G((!p1||G(!p2)))&&X(!p3))))||X(X(G(p0)))))'
Support contains 5 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 60 transition count 79
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 60 transition count 79
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 57 transition count 76
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 57 transition count 76
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 55 transition count 74
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 55 transition count 74
Applied a total of 20 rules in 7 ms. Remains 55 /65 variables (removed 10) and now considering 74/84 (removed 10) transitions.
// Phase 1: matrix 74 rows 55 cols
[2025-06-03 01:12:28] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:28] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-03 01:12:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:28] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-03 01:12:28] [INFO ] Implicit Places using invariants and state equation in 123 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 178 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/65 places, 74/84 transitions.
Applied a total of 0 rules in 5 ms. Remains 54 /54 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 192 ms. Remains : 54/65 places, 74/84 transitions.
Stuttering acceptance computed with spot in 1350 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) p1 p2) (AND (NOT p0) p3)), false, (OR (AND (NOT p0) p1 p2) (AND (NOT p0) p3)), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p1) p2 (NOT p0) p3), (OR (AND (NOT p0) p1 p2) (AND (NOT p0) p3)), (OR (AND (NOT p0) (NOT p1) p3) (AND (NOT p0) (NOT p2) p3)), false, (AND (NOT p1) p3 (NOT p0) p2), true, (OR p3 (AND p1 p2)), (AND p1 p2), (OR (AND p2 p3) (AND p1 p2)), p3, (AND p1 p2), (AND p2 p3)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-01
Product exploration explored 100000 steps with 4210 reset in 559 ms.
Stack based approach found an accepted trace after 5683 steps with 232 reset with depth 57 and stack size 54 in 21 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-01 finished in 2237 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(p0))'
Support contains 2 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Graph (complete) has 188 edges and 65 vertex of which 62 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 1 place count 62 transition count 78
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 59 transition count 78
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 11 place count 55 transition count 74
Iterating global reduction 0 with 4 rules applied. Total rules applied 15 place count 55 transition count 74
Applied a total of 15 rules in 25 ms. Remains 55 /65 variables (removed 10) and now considering 74/84 (removed 10) transitions.
// Phase 1: matrix 74 rows 55 cols
[2025-06-03 01:12:30] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:30] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-03 01:12:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:30] [INFO ] State equation strengthened by 51 read => feed constraints.
[2025-06-03 01:12:30] [INFO ] Implicit Places using invariants and state equation in 125 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 175 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 54/65 places, 74/84 transitions.
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 28 place count 40 transition count 60
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 33 place count 35 transition count 50
Iterating global reduction 0 with 5 rules applied. Total rules applied 38 place count 35 transition count 50
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 43 place count 30 transition count 40
Iterating global reduction 0 with 5 rules applied. Total rules applied 48 place count 30 transition count 40
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 53 place count 25 transition count 35
Iterating global reduction 0 with 5 rules applied. Total rules applied 58 place count 25 transition count 35
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 63 place count 20 transition count 25
Iterating global reduction 0 with 5 rules applied. Total rules applied 68 place count 20 transition count 25
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 73 place count 15 transition count 20
Iterating global reduction 0 with 5 rules applied. Total rules applied 78 place count 15 transition count 20
Applied a total of 78 rules in 13 ms. Remains 15 /54 variables (removed 39) and now considering 20/74 (removed 54) transitions.
[2025-06-03 01:12:30] [INFO ] Flow matrix only has 17 transitions (discarded 3 similar events)
// Phase 1: matrix 17 rows 15 cols
[2025-06-03 01:12:30] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:31] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-03 01:12:31] [INFO ] Flow matrix only has 17 transitions (discarded 3 similar events)
[2025-06-03 01:12:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:31] [INFO ] State equation strengthened by 13 read => feed constraints.
[2025-06-03 01:12:31] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 15/65 places, 20/84 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 287 ms. Remains : 15/65 places, 20/84 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-02
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-02 finished in 337 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)&&F((!p1 U (p2||G(!p1)))))))'
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Graph (complete) has 188 edges and 65 vertex of which 63 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 1 place count 63 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 60 transition count 79
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 10 place count 57 transition count 76
Iterating global reduction 0 with 3 rules applied. Total rules applied 13 place count 57 transition count 76
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 15 place count 56 transition count 75
Applied a total of 15 rules in 14 ms. Remains 56 /65 variables (removed 9) and now considering 75/84 (removed 9) transitions.
// Phase 1: matrix 75 rows 56 cols
[2025-06-03 01:12:31] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:31] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-03 01:12:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:31] [INFO ] State equation strengthened by 51 read => feed constraints.
[2025-06-03 01:12:31] [INFO ] Implicit Places using invariants and state equation in 122 ms returned [55]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 177 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 55/65 places, 75/84 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 43 transition count 63
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 28 place count 39 transition count 55
Iterating global reduction 0 with 4 rules applied. Total rules applied 32 place count 39 transition count 55
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 36 place count 35 transition count 47
Iterating global reduction 0 with 4 rules applied. Total rules applied 40 place count 35 transition count 47
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 43 place count 32 transition count 44
Iterating global reduction 0 with 3 rules applied. Total rules applied 46 place count 32 transition count 44
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 49 place count 29 transition count 38
Iterating global reduction 0 with 3 rules applied. Total rules applied 52 place count 29 transition count 38
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 55 place count 26 transition count 35
Iterating global reduction 0 with 3 rules applied. Total rules applied 58 place count 26 transition count 35
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 60 place count 26 transition count 35
Applied a total of 60 rules in 15 ms. Remains 26 /55 variables (removed 29) and now considering 35/75 (removed 40) transitions.
[2025-06-03 01:12:31] [INFO ] Flow matrix only has 29 transitions (discarded 6 similar events)
// Phase 1: matrix 29 rows 26 cols
[2025-06-03 01:12:31] [INFO ] Computed 1 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:31] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-03 01:12:31] [INFO ] Flow matrix only has 29 transitions (discarded 6 similar events)
[2025-06-03 01:12:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:31] [INFO ] State equation strengthened by 21 read => feed constraints.
[2025-06-03 01:12:31] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 26/65 places, 35/84 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 311 ms. Remains : 26/65 places, 35/84 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (NOT p0), (AND (NOT p2) p1)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-03
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 1 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-03 finished in 449 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)) U X(p2))))'
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 61 transition count 80
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 61 transition count 80
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 59 transition count 78
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 59 transition count 78
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 14 place count 57 transition count 76
Iterating global reduction 0 with 2 rules applied. Total rules applied 16 place count 57 transition count 76
Applied a total of 16 rules in 8 ms. Remains 57 /65 variables (removed 8) and now considering 76/84 (removed 8) transitions.
// Phase 1: matrix 76 rows 57 cols
[2025-06-03 01:12:31] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:31] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-03 01:12:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:31] [INFO ] State equation strengthened by 51 read => feed constraints.
[2025-06-03 01:12:31] [INFO ] Implicit Places using invariants and state equation in 187 ms returned [56]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 235 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 56/65 places, 76/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 56 /56 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 246 ms. Remains : 56/65 places, 76/84 transitions.
Stuttering acceptance computed with spot in 192 ms :[(NOT p2), (NOT p2), (AND p1 (NOT p2)), p0, p1]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-04
Product exploration explored 100000 steps with 1332 reset in 265 ms.
Stack based approach found an accepted trace after 315 steps with 3 reset with depth 64 and stack size 61 in 2 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-04 finished in 749 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(p0)&&X(G(!p1))))'
Support contains 3 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 60 transition count 79
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 60 transition count 79
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 57 transition count 76
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 57 transition count 76
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 55 transition count 74
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 55 transition count 74
Applied a total of 20 rules in 8 ms. Remains 55 /65 variables (removed 10) and now considering 74/84 (removed 10) transitions.
// Phase 1: matrix 74 rows 55 cols
[2025-06-03 01:12:32] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:32] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-03 01:12:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:32] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-03 01:12:32] [INFO ] Implicit Places using invariants and state equation in 116 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 172 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/65 places, 74/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 182 ms. Remains : 54/65 places, 74/84 transitions.
Stuttering acceptance computed with spot in 112 ms :[p1, true, (OR (NOT p0) p1), (OR (NOT p0) p1)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-05
Entered a terminal (fully accepting) state of product in 28 steps with 0 reset in 1 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-05 finished in 311 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&&G(p1))))'
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 60 transition count 79
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 60 transition count 79
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 57 transition count 76
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 57 transition count 76
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 55 transition count 74
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 55 transition count 74
Applied a total of 20 rules in 7 ms. Remains 55 /65 variables (removed 10) and now considering 74/84 (removed 10) transitions.
[2025-06-03 01:12:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:32] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-03 01:12:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:32] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-03 01:12:32] [INFO ] Implicit Places using invariants and state equation in 138 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 202 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/65 places, 74/84 transitions.
Applied a total of 0 rules in 4 ms. Remains 54 /54 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 213 ms. Remains : 54/65 places, 74/84 transitions.
Stuttering acceptance computed with spot in 118 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-06 finished in 346 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(F((p0 U (p1||G(p0))))))))'
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 60 transition count 79
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 60 transition count 79
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 57 transition count 76
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 57 transition count 76
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 55 transition count 74
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 55 transition count 74
Applied a total of 20 rules in 5 ms. Remains 55 /65 variables (removed 10) and now considering 74/84 (removed 10) transitions.
[2025-06-03 01:12:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:33] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-03 01:12:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:33] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-03 01:12:33] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 145 ms to find 0 implicit places.
Running 73 sub problems to find dead transitions.
[2025-06-03 01:12:33] [INFO ] Invariant cache hit.
[2025-06-03 01:12:33] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 1/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (OVERLAPS) 74/129 variables, 55/57 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 50/107 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/129 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 107 constraints, problems are : Problem set: 0 solved, 73 unsolved in 2073 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 55/55 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 1/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (OVERLAPS) 74/129 variables, 55/57 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 50/107 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 73/180 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 180 constraints, problems are : Problem set: 0 solved, 73 unsolved in 2580 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 55/55 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4670ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 4673ms
Starting structural reductions in LTL mode, iteration 1 : 55/65 places, 74/84 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4824 ms. Remains : 55/65 places, 74/84 transitions.
Stuttering acceptance computed with spot in 148 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-07
Stuttering criterion allowed to conclude after 82 steps with 1 reset in 1 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-07 finished in 4998 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 3 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Graph (complete) has 188 edges and 65 vertex of which 62 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 1 place count 62 transition count 78
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 59 transition count 78
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 12 place count 54 transition count 73
Iterating global reduction 0 with 5 rules applied. Total rules applied 17 place count 54 transition count 73
Applied a total of 17 rules in 13 ms. Remains 54 /65 variables (removed 11) and now considering 73/84 (removed 11) transitions.
// Phase 1: matrix 73 rows 54 cols
[2025-06-03 01:12:37] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:38] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-03 01:12:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:38] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-03 01:12:38] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 01:12:38] [INFO ] Redundant transitions in 3 ms returned []
Running 72 sub problems to find dead transitions.
[2025-06-03 01:12:38] [INFO ] Invariant cache hit.
[2025-06-03 01:12:38] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (OVERLAPS) 1/54 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (OVERLAPS) 73/127 variables, 54/56 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 50/106 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/127 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (OVERLAPS) 0/127 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 127/127 variables, and 106 constraints, problems are : Problem set: 0 solved, 72 unsolved in 3147 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 54/54 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (OVERLAPS) 1/54 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (OVERLAPS) 73/127 variables, 54/56 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 50/106 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/127 variables, 72/178 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/127 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/127 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 127/127 variables, and 178 constraints, problems are : Problem set: 0 solved, 72 unsolved in 2871 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 54/54 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6040ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 6041ms
Starting structural reductions in SI_LTL mode, iteration 1 : 54/65 places, 73/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6260 ms. Remains : 54/65 places, 73/84 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-08
Stuttering criterion allowed to conclude after 83 steps with 0 reset in 0 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-08 finished in 6311 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(p0) U p1) U X(p2)))'
Support contains 5 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 60 transition count 79
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 60 transition count 79
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 57 transition count 76
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 57 transition count 76
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 56 transition count 75
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 56 transition count 75
Applied a total of 18 rules in 6 ms. Remains 56 /65 variables (removed 9) and now considering 75/84 (removed 9) transitions.
// Phase 1: matrix 75 rows 56 cols
[2025-06-03 01:12:44] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:44] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-06-03 01:12:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:44] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-03 01:12:44] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Running 74 sub problems to find dead transitions.
[2025-06-03 01:12:44] [INFO ] Invariant cache hit.
[2025-06-03 01:12:44] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 3 (OVERLAPS) 75/131 variables, 56/58 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 50/108 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 6 (OVERLAPS) 0/131 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 74 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 108 constraints, problems are : Problem set: 0 solved, 74 unsolved in 2418 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 56/56 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 74/74 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 74 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 3 (OVERLAPS) 75/131 variables, 56/58 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 50/108 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 74/182 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 7 (OVERLAPS) 0/131 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 74 unsolved
No progress, stopping.
After SMT solving in domain Int declared 131/131 variables, and 182 constraints, problems are : Problem set: 0 solved, 74 unsolved in 2118 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 56/56 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 74/74 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4548ms problems are : Problem set: 0 solved, 74 unsolved
Search for dead transitions found 0 dead transitions in 4552ms
Starting structural reductions in LTL mode, iteration 1 : 56/65 places, 75/84 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4717 ms. Remains : 56/65 places, 75/84 transitions.
Stuttering acceptance computed with spot in 262 ms :[(NOT p2), (AND p1 (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p0), (NOT p1)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-10
Stuttering criterion allowed to conclude after 199 steps with 15 reset in 1 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-10 finished in 5000 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||(X(X(p1))&&F(p2)))))'
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 62 transition count 81
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 62 transition count 81
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 8 place count 60 transition count 79
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 60 transition count 79
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 59 transition count 78
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 59 transition count 78
Applied a total of 12 rules in 5 ms. Remains 59 /65 variables (removed 6) and now considering 78/84 (removed 6) transitions.
// Phase 1: matrix 78 rows 59 cols
[2025-06-03 01:12:49] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:49] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-03 01:12:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:49] [INFO ] State equation strengthened by 51 read => feed constraints.
[2025-06-03 01:12:49] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Running 77 sub problems to find dead transitions.
[2025-06-03 01:12:49] [INFO ] Invariant cache hit.
[2025-06-03 01:12:49] [INFO ] State equation strengthened by 51 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (OVERLAPS) 1/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 78/137 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 51/112 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 77 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/137 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 112 constraints, problems are : Problem set: 0 solved, 77 unsolved in 2430 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 59/59 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 77 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (OVERLAPS) 1/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 78/137 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 51/112 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 77/189 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 189 constraints, problems are : Problem set: 0 solved, 77 unsolved in 2285 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 59/59 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4726ms problems are : Problem set: 0 solved, 77 unsolved
Search for dead transitions found 0 dead transitions in 4727ms
Starting structural reductions in LTL mode, iteration 1 : 59/65 places, 78/84 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4882 ms. Remains : 59/65 places, 78/84 transitions.
Stuttering acceptance computed with spot in 165 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p1), (NOT p2), (NOT p1), true]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-11
Entered a terminal (fully accepting) state of product in 184 steps with 2 reset in 1 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-11 finished in 5066 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(p0))'
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Graph (complete) has 188 edges and 65 vertex of which 62 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Reduce places removed 2 places and 0 transitions.
Graph (complete) has 69 edges and 59 vertex of which 49 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 10 output transitions
Drop transitions (Output transitions of discarded places.) removed 10 transitions
Graph (trivial) has 54 edges and 49 vertex of which 26 / 49 are part of one of the 13 SCC in 5 ms
Free SCC test removed 13 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 36 transition count 63
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 32 place count 29 transition count 50
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 37 place count 24 transition count 40
Iterating global reduction 2 with 5 rules applied. Total rules applied 42 place count 24 transition count 40
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 47 place count 19 transition count 30
Iterating global reduction 2 with 5 rules applied. Total rules applied 52 place count 19 transition count 30
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 57 place count 14 transition count 20
Iterating global reduction 2 with 5 rules applied. Total rules applied 62 place count 14 transition count 20
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 67 place count 9 transition count 15
Iterating global reduction 2 with 5 rules applied. Total rules applied 72 place count 9 transition count 15
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 2 with 4 rules applied. Total rules applied 76 place count 7 transition count 13
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 77 place count 7 transition count 12
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 79 place count 5 transition count 10
Applied a total of 79 rules in 25 ms. Remains 5 /65 variables (removed 60) and now considering 10/84 (removed 74) transitions.
[2025-06-03 01:12:54] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
// Phase 1: matrix 8 rows 5 cols
[2025-06-03 01:12:54] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:54] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-03 01:12:54] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
[2025-06-03 01:12:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:54] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 01:12:54] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 01:12:54] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
[2025-06-03 01:12:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 6/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 3/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/13 variables, and 5 constraints, problems are : Problem set: 0 solved, 5 unsolved in 98 ms.
Refiners :[State Equation: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 6/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 3/12 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12/13 variables, and 10 constraints, problems are : Problem set: 0 solved, 5 unsolved in 102 ms.
Refiners :[State Equation: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 204ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 205ms
Starting structural reductions in SI_LTL mode, iteration 1 : 5/65 places, 10/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 278 ms. Remains : 5/65 places, 10/84 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-12 finished in 334 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(G(p0))&&G((X(p1)&&F(p2))))))'
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 60 transition count 79
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 60 transition count 79
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 57 transition count 76
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 57 transition count 76
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 55 transition count 74
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 55 transition count 74
Applied a total of 20 rules in 3 ms. Remains 55 /65 variables (removed 10) and now considering 74/84 (removed 10) transitions.
// Phase 1: matrix 74 rows 55 cols
[2025-06-03 01:12:54] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:54] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-03 01:12:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:12:54] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-03 01:12:54] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 158 ms to find 0 implicit places.
Running 73 sub problems to find dead transitions.
[2025-06-03 01:12:54] [INFO ] Invariant cache hit.
[2025-06-03 01:12:54] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 1/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (OVERLAPS) 74/129 variables, 55/57 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 50/107 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/129 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 107 constraints, problems are : Problem set: 0 solved, 73 unsolved in 2776 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 55/55 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 1/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (OVERLAPS) 74/129 variables, 55/57 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 50/107 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 73/180 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 180 constraints, problems are : Problem set: 0 solved, 73 unsolved in 2567 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 55/55 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5355ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 5356ms
Starting structural reductions in LTL mode, iteration 1 : 55/65 places, 74/84 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5517 ms. Remains : 55/65 places, 74/84 transitions.
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p2) (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-13
Product exploration explored 100000 steps with 1313 reset in 129 ms.
Stack based approach found an accepted trace after 120 steps with 1 reset with depth 44 and stack size 38 in 0 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-13 finished in 5898 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 U p1))&&X(G(p2)))))'
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Graph (complete) has 188 edges and 65 vertex of which 63 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 1 place count 63 transition count 78
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 9 place count 59 transition count 78
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 13 place count 55 transition count 74
Iterating global reduction 0 with 4 rules applied. Total rules applied 17 place count 55 transition count 74
Applied a total of 17 rules in 7 ms. Remains 55 /65 variables (removed 10) and now considering 74/84 (removed 10) transitions.
// Phase 1: matrix 74 rows 55 cols
[2025-06-03 01:13:00] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:13:00] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-03 01:13:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:13:00] [INFO ] State equation strengthened by 51 read => feed constraints.
[2025-06-03 01:13:00] [INFO ] Implicit Places using invariants and state equation in 104 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 151 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 54/65 places, 74/84 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 42 transition count 62
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 28 place count 38 transition count 54
Iterating global reduction 0 with 4 rules applied. Total rules applied 32 place count 38 transition count 54
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 36 place count 34 transition count 46
Iterating global reduction 0 with 4 rules applied. Total rules applied 40 place count 34 transition count 46
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 44 place count 30 transition count 42
Iterating global reduction 0 with 4 rules applied. Total rules applied 48 place count 30 transition count 42
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 52 place count 26 transition count 34
Iterating global reduction 0 with 4 rules applied. Total rules applied 56 place count 26 transition count 34
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 60 place count 22 transition count 30
Iterating global reduction 0 with 4 rules applied. Total rules applied 64 place count 22 transition count 30
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 65 place count 22 transition count 30
Applied a total of 65 rules in 10 ms. Remains 22 /54 variables (removed 32) and now considering 30/74 (removed 44) transitions.
[2025-06-03 01:13:00] [INFO ] Flow matrix only has 26 transitions (discarded 4 similar events)
// Phase 1: matrix 26 rows 22 cols
[2025-06-03 01:13:00] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:13:00] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-03 01:13:00] [INFO ] Flow matrix only has 26 transitions (discarded 4 similar events)
[2025-06-03 01:13:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:13:00] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-03 01:13:00] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 22/65 places, 30/84 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 239 ms. Remains : 22/65 places, 30/84 transitions.
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p2)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-14
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-14 finished in 422 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 2 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 84/84 transitions.
Graph (complete) has 188 edges and 65 vertex of which 62 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 1 place count 62 transition count 77
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 9 place count 58 transition count 77
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 14 place count 53 transition count 72
Iterating global reduction 0 with 5 rules applied. Total rules applied 19 place count 53 transition count 72
Applied a total of 19 rules in 6 ms. Remains 53 /65 variables (removed 12) and now considering 72/84 (removed 12) transitions.
// Phase 1: matrix 72 rows 53 cols
[2025-06-03 01:13:00] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:13:01] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-03 01:13:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:13:01] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-03 01:13:01] [INFO ] Implicit Places using invariants and state equation in 103 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 149 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 52/65 places, 72/84 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 0 with 26 rules applied. Total rules applied 26 place count 39 transition count 59
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 32 place count 33 transition count 47
Iterating global reduction 0 with 6 rules applied. Total rules applied 38 place count 33 transition count 47
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 44 place count 27 transition count 35
Iterating global reduction 0 with 6 rules applied. Total rules applied 50 place count 27 transition count 35
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 55 place count 22 transition count 30
Iterating global reduction 0 with 5 rules applied. Total rules applied 60 place count 22 transition count 30
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 65 place count 17 transition count 20
Iterating global reduction 0 with 5 rules applied. Total rules applied 70 place count 17 transition count 20
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 75 place count 12 transition count 15
Iterating global reduction 0 with 5 rules applied. Total rules applied 80 place count 12 transition count 15
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 81 place count 12 transition count 15
Applied a total of 81 rules in 13 ms. Remains 12 /52 variables (removed 40) and now considering 15/72 (removed 57) transitions.
[2025-06-03 01:13:01] [INFO ] Flow matrix only has 13 transitions (discarded 2 similar events)
// Phase 1: matrix 13 rows 12 cols
[2025-06-03 01:13:01] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:13:01] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-03 01:13:01] [INFO ] Flow matrix only has 13 transitions (discarded 2 similar events)
[2025-06-03 01:13:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 01:13:01] [INFO ] State equation strengthened by 10 read => feed constraints.
[2025-06-03 01:13:01] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/65 places, 15/84 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 233 ms. Remains : 12/65 places, 15/84 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DiscoveryGPU-PT-07a-LTLFireability-15
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA DiscoveryGPU-PT-07a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DiscoveryGPU-PT-07a-LTLFireability-15 finished in 316 ms.
All properties solved by simple procedures.
Total runtime 42396 ms.

BK_STOP 1748913181358

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ 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 LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DiscoveryGPU-PT-07a"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is DiscoveryGPU-PT-07a, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r058-smll-174854064500628"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DiscoveryGPU-PT-07a.tgz
mv DiscoveryGPU-PT-07a execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;