fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r086-smll-174860101800076
Last Updated
June 24, 2025

About the Execution of ITS-Tools for ERK-PT-001000

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 19547.00 0.00 0.00 TFFFFTFFTTFFFFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r086-smll-174860101800076.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 ERK-PT-001000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860101800076
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K 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 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K 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 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 136K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K 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 3.6K 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 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 6.7K 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 ERK-PT-001000-LTLFireability-00
FORMULA_NAME ERK-PT-001000-LTLFireability-01
FORMULA_NAME ERK-PT-001000-LTLFireability-02
FORMULA_NAME ERK-PT-001000-LTLFireability-03
FORMULA_NAME ERK-PT-001000-LTLFireability-04
FORMULA_NAME ERK-PT-001000-LTLFireability-05
FORMULA_NAME ERK-PT-001000-LTLFireability-06
FORMULA_NAME ERK-PT-001000-LTLFireability-07
FORMULA_NAME ERK-PT-001000-LTLFireability-08
FORMULA_NAME ERK-PT-001000-LTLFireability-09
FORMULA_NAME ERK-PT-001000-LTLFireability-10
FORMULA_NAME ERK-PT-001000-LTLFireability-11
FORMULA_NAME ERK-PT-001000-LTLFireability-12
FORMULA_NAME ERK-PT-001000-LTLFireability-13
FORMULA_NAME ERK-PT-001000-LTLFireability-14
FORMULA_NAME ERK-PT-001000-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748654012956

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ERK-PT-001000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-31 01:13:35] [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]
[2025-05-31 01:13:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 01:13:35] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2025-05-31 01:13:35] [INFO ] Transformed 11 places.
[2025-05-31 01:13:35] [INFO ] Transformed 11 transitions.
[2025-05-31 01:13:35] [INFO ] Parsed PT model containing 11 places and 11 transitions and 34 arcs in 291 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 29 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ERK-PT-001000-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ERK-PT-001000-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 15 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 11 cols
[2025-05-31 01:13:36] [INFO ] Computed 5 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:36] [INFO ] Implicit Places using invariants in 262 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 339 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 10/11 places, 11/11 transitions.
Applied a total of 0 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 389 ms. Remains : 10/11 places, 11/11 transitions.
Support contains 9 out of 10 places after structural reductions.
[2025-05-31 01:13:36] [INFO ] Flatten gal took : 26 ms
[2025-05-31 01:13:36] [INFO ] Flatten gal took : 7 ms
[2025-05-31 01:13:37] [INFO ] Input system was already deterministic with 11 transitions.
Reduction of identical properties reduced properties to check from 12 to 10
RANDOM walk for 40048 steps (8 resets) in 242 ms. (164 steps per ms) remains 4/10 properties
BEST_FIRST walk for 470 steps (0 resets) in 12 ms. (36 steps per ms) remains 0/4 properties
FORMULA ERK-PT-001000-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ERK-PT-001000-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
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||X((p1||(!p0 U (G(!p0)||(!p0&&G(!p2)))))))))'
Support contains 5 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 10 cols
[2025-05-31 01:13:37] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:37] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-05-31 01:13:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:38] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2025-05-31 01:13:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 3/10 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 11/21 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/21 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 0/21 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 14 constraints, problems are : Problem set: 0 solved, 9 unsolved in 336 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 3/10 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 11/21 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/21 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 23 constraints, problems are : Problem set: 0 solved, 9 unsolved in 309 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 673ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 686ms
Finished structural reductions in LTL mode , in 1 iterations and 794 ms. Remains : 10/10 places, 11/11 transitions.
Stuttering acceptance computed with spot in 589 ms :[true, false, false, (AND p0 (NOT p1)), p0, p2, (AND p0 p2)]
Running random walk in product with property : ERK-PT-001000-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 326 ms.
Product exploration explored 100000 steps with 33333 reset in 206 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 28 ms. Reduced automaton from 7 states, 15 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ERK-PT-001000-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ERK-PT-001000-LTLFireability-00 finished in 2222 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(!p1)||p0))))'
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Graph (trivial) has 2 edges and 10 vertex of which 2 / 10 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
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 2 place count 9 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 9 transition count 9
Applied a total of 3 rules in 26 ms. Remains 9 /10 variables (removed 1) and now considering 9/11 (removed 2) transitions.
// Phase 1: matrix 9 rows 9 cols
[2025-05-31 01:13:39] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:39] [INFO ] Implicit Places using invariants in 33 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/10 places, 9/11 transitions.
Applied a total of 0 rules in 3 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 67 ms. Remains : 8/10 places, 9/11 transitions.
Stuttering acceptance computed with spot in 86 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : ERK-PT-001000-LTLFireability-02
Stuttering criterion allowed to conclude after 15 steps with 0 reset in 1 ms.
FORMULA ERK-PT-001000-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLFireability-02 finished in 181 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 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 10 cols
[2025-05-31 01:13:40] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:40] [INFO ] Implicit Places using invariants in 39 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44 ms. Remains : 9/10 places, 11/11 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ERK-PT-001000-LTLFireability-03
Product exploration explored 100000 steps with 29458 reset in 102 ms.
Stack based approach found an accepted trace after 42 steps with 14 reset with depth 6 and stack size 6 in 0 ms.
FORMULA ERK-PT-001000-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ERK-PT-001000-LTLFireability-03 finished in 301 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)&&F(p2)))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
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 1 place count 10 transition count 11
Applied a total of 1 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 10 cols
[2025-05-31 01:13:40] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:40] [INFO ] Implicit Places using invariants in 41 ms returned [6, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 47 ms. Remains : 8/10 places, 11/11 transitions.
Stuttering acceptance computed with spot in 207 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : ERK-PT-001000-LTLFireability-04
Product exploration explored 100000 steps with 5404 reset in 173 ms.
Stack based approach found an accepted trace after 7 steps with 1 reset with depth 5 and stack size 5 in 1 ms.
FORMULA ERK-PT-001000-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ERK-PT-001000-LTLFireability-04 finished in 458 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 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Graph (trivial) has 2 edges and 10 vertex of which 2 / 10 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.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 1 place count 9 transition count 8
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 5 transition count 8
Applied a total of 7 rules in 6 ms. Remains 5 /10 variables (removed 5) and now considering 8/11 (removed 3) transitions.
[2025-05-31 01:13:40] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
// Phase 1: matrix 6 rows 5 cols
[2025-05-31 01:13:40] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:40] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-31 01:13:40] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2025-05-31 01:13:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:40] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:13:40] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-05-31 01:13:40] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2025-05-31 01:13:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/5 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/11 variables, and 7 constraints, problems are : Problem set: 0 solved, 5 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, 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) 0/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/5 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/10 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/11 variables, and 12 constraints, problems are : Problem set: 0 solved, 5 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 270ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 270ms
Starting structural reductions in SI_LTL mode, iteration 1 : 5/10 places, 8/11 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 348 ms. Remains : 5/10 places, 8/11 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : ERK-PT-001000-LTLFireability-06
Stuttering criterion allowed to conclude after 19 steps with 0 reset in 1 ms.
FORMULA ERK-PT-001000-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLFireability-06 finished in 406 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(!p0)||(!p0&&G(p1))))&&(X(!p0) U ((p1&&X(!p0))||X(G(!p0))))) U X(!p2)))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 10 cols
[2025-05-31 01:13:41] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:41] [INFO ] Implicit Places using invariants in 38 ms returned [6, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 39 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41 ms. Remains : 8/10 places, 11/11 transitions.
Stuttering acceptance computed with spot in 547 ms :[p2, p2, (AND p0 p2), (AND p0 p2), p2, true, p0, p0, p0, (AND p0 (NOT p1)), (NOT p1)]
Running random walk in product with property : ERK-PT-001000-LTLFireability-07
Entered a terminal (fully accepting) state of product in 67 steps with 0 reset in 1 ms.
FORMULA ERK-PT-001000-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLFireability-07 finished in 619 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&&X(!p1))||(p2&&X(X(p2)))))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2025-05-31 01:13:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:41] [INFO ] Implicit Places using invariants in 35 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 9/10 places, 11/11 transitions.
Stuttering acceptance computed with spot in 467 ms :[(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Running random walk in product with property : ERK-PT-001000-LTLFireability-09
Product exploration explored 100000 steps with 29283 reset in 144 ms.
Product exploration explored 100000 steps with 29257 reset in 224 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p0 p2))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 16 factoid took 322 ms. Reduced automaton from 9 states, 25 edges and 3 AP (stutter sensitive) to 9 states, 25 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 506 ms :[(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40048 steps (8 resets) in 61 ms. (645 steps per ms) remains 9/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 367 ms. (108 steps per ms) remains 2/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 240 ms. (165 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
// Phase 1: matrix 11 rows 9 cols
[2025-05-31 01:13:43] [INFO ] Computed 3 invariants in 2 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 5/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/20 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/20 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 12 constraints, problems are : Problem set: 0 solved, 2 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 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) 5/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/20 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 2/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 14 constraints, problems are : Problem set: 0 solved, 2 unsolved in 96 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 211ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 14 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=7 )
Parikh walk visited 2 properties in 12 ms.
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p0 p2))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) p2))), (F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT p2)), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F p0), (F p1), (F (NOT (OR p0 p2))), (F (NOT (OR p0 (NOT p2) (NOT p1))))]
Knowledge based reduction with 16 factoid took 947 ms. Reduced automaton from 9 states, 25 edges and 3 AP (stutter sensitive) to 9 states, 25 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 464 ms :[(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 493 ms :[(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2025-05-31 01:13:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:46] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-05-31 01:13:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:46] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2025-05-31 01:13:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 2/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 11/20 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 12 constraints, problems are : Problem set: 0 solved, 9 unsolved in 267 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 2/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 11/20 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 21 constraints, problems are : Problem set: 0 solved, 9 unsolved in 248 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 522ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 524ms
Finished structural reductions in LTL mode , in 1 iterations and 600 ms. Remains : 9/9 places, 11/11 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p0 p2))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 16 factoid took 329 ms. Reduced automaton from 9 states, 25 edges and 3 AP (stutter sensitive) to 9 states, 25 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 411 ms :[(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40052 steps (8 resets) in 42 ms. (931 steps per ms) remains 6/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 132 ms. (300 steps per ms) remains 6/6 properties
BEST_FIRST walk for 7081 steps (2 resets) in 20 ms. (337 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p0 p2))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) p2))), (F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT p2)), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F p0), (F p1), (F (NOT (OR p0 p2))), (F (NOT (OR p0 (NOT p2) (NOT p1))))]
Knowledge based reduction with 16 factoid took 684 ms. Reduced automaton from 9 states, 25 edges and 3 AP (stutter sensitive) to 9 states, 25 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 506 ms :[(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 469 ms :[(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 478 ms :[(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Product exploration explored 100000 steps with 29300 reset in 217 ms.
Product exploration explored 100000 steps with 29309 reset in 285 ms.
Built C files in :
/tmp/ltsmin11042039719478980334
[2025-05-31 01:13:50] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11042039719478980334
Running compilation step : cd /tmp/ltsmin11042039719478980334;'/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 342 ms.
Running link step : cd /tmp/ltsmin11042039719478980334;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 58 ms.
Running LTSmin : cd /tmp/ltsmin11042039719478980334;'/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/stateBased11758395081860782749.hoa' '--buchi-type=spotba'
LTSmin run took 240 ms.
FORMULA ERK-PT-001000-LTLFireability-09 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ERK-PT-001000-LTLFireability-09 finished in 9360 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 X((!p0 U X(G(!p0))))) U p1))'
Support contains 2 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 10 cols
[2025-05-31 01:13:51] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:51] [INFO ] Implicit Places using invariants in 37 ms returned [6, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 39 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 8/10 places, 11/11 transitions.
Stuttering acceptance computed with spot in 176 ms :[(NOT p1), p0, p0, p0, true]
Running random walk in product with property : ERK-PT-001000-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ERK-PT-001000-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLFireability-11 finished in 244 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)||G(!p1))))'
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Graph (trivial) has 2 edges and 10 vertex of which 2 / 10 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.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 9 transition count 9
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 7 transition count 9
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 5 place count 7 transition count 9
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 7 transition count 8
Applied a total of 6 rules in 3 ms. Remains 7 /10 variables (removed 3) and now considering 8/11 (removed 3) transitions.
[2025-05-31 01:13:51] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
// Phase 1: matrix 7 rows 7 cols
[2025-05-31 01:13:51] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:51] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-31 01:13:51] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
[2025-05-31 01:13:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:51] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:13:51] [INFO ] Redundant transitions in 1 ms returned []
Running 5 sub problems to find dead transitions.
[2025-05-31 01:13:51] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
[2025-05-31 01:13:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/13 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 5 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 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) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/13 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/14 variables, and 15 constraints, problems are : Problem set: 0 solved, 5 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 223ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 223ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/10 places, 8/11 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 285 ms. Remains : 7/10 places, 8/11 transitions.
Stuttering acceptance computed with spot in 38 ms :[(AND p0 p1)]
Running random walk in product with property : ERK-PT-001000-LTLFireability-12
Stuttering criterion allowed to conclude after 19 steps with 0 reset in 1 ms.
FORMULA ERK-PT-001000-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLFireability-12 finished in 342 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(((p1 U G(p2))||p0)))'
Support contains 5 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 10 cols
[2025-05-31 01:13:51] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:51] [INFO ] Implicit Places using invariants in 26 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28 ms. Remains : 9/10 places, 11/11 transitions.
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true, (NOT p2), (NOT p2)]
Running random walk in product with property : ERK-PT-001000-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ERK-PT-001000-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLFireability-13 finished in 221 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((X(!p1)||p0))&&X((G(p2) U p1))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2025-05-31 01:13:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:52] [INFO ] Implicit Places using invariants in 26 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 27 ms. Remains : 9/10 places, 11/11 transitions.
Stuttering acceptance computed with spot in 207 ms :[(OR (NOT p0) (NOT p1)), p1, (AND (NOT p0) p1), (NOT p1), true, (NOT p2)]
Running random walk in product with property : ERK-PT-001000-LTLFireability-14
Entered a terminal (fully accepting) state of product in 162 steps with 1 reset in 1 ms.
FORMULA ERK-PT-001000-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLFireability-14 finished in 260 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))))'
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 10 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 8 transition count 10
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 4 place count 8 transition count 10
Applied a total of 4 rules in 2 ms. Remains 8 /10 variables (removed 2) and now considering 10/11 (removed 1) transitions.
// Phase 1: matrix 10 rows 8 cols
[2025-05-31 01:13:52] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:13:52] [INFO ] Implicit Places using invariants in 24 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/10 places, 10/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 28 ms. Remains : 7/10 places, 10/11 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ERK-PT-001000-LTLFireability-15
Stuttering criterion allowed to conclude after 48 steps with 11 reset in 0 ms.
FORMULA ERK-PT-001000-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLFireability-15 finished in 164 ms.
All properties solved by simple procedures.
Total runtime 16945 ms.

BK_STOP 1748654032503

--------------------
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="ERK-PT-001000"
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 ERK-PT-001000, 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 r086-smll-174860101800076"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ERK-PT-001000.tgz
mv ERK-PT-001000 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 ;