Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339300115.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 Champagne-PT-H08T2O, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339300115
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 672K
-rw-r--r-- 1 mcc users 6.9K Jun 6 08:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Jun 6 08:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Jun 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Jun 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Jun 6 13:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Jun 6 13:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Jun 6 13:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 6 13:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 8.9K Jun 6 08:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 89K Jun 6 08:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Jun 6 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Jun 6 08:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 6 13:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 6 13:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 7 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 283K Jun 5 20:08 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 Champagne-PT-H08T2O-LTLCardinality-00
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-01
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-02
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-03
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-04
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-05
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-06
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-07
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-08
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-09
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-10
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-11
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-12
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-13
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-14
FORMULA_NAME Champagne-PT-H08T2O-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749327900736

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Champagne-PT-H08T2O
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-07 20:25:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 20:25:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 20:25:02] [INFO ] Load time of PNML (sax parser for PT used): 112 ms
[2025-06-07 20:25:02] [INFO ] Transformed 1405 places.
[2025-06-07 20:25:02] [INFO ] Transformed 1828 transitions.
[2025-06-07 20:25:02] [INFO ] Found NUPN structural information;
[2025-06-07 20:25:02] [INFO ] Parsed PT model containing 1405 places and 1828 transitions and 4416 arcs in 215 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA Champagne-PT-H08T2O-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H08T2O-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H08T2O-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H08T2O-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H08T2O-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H08T2O-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H08T2O-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 1405 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1405/1405 places, 1828/1828 transitions.
Discarding 248 places :
Symmetric choice reduction at 0 with 248 rule applications. Total rules 248 place count 1157 transition count 1580
Iterating global reduction 0 with 248 rules applied. Total rules applied 496 place count 1157 transition count 1580
Discarding 171 places :
Symmetric choice reduction at 0 with 171 rule applications. Total rules 667 place count 986 transition count 1409
Iterating global reduction 0 with 171 rules applied. Total rules applied 838 place count 986 transition count 1409
Discarding 104 places :
Symmetric choice reduction at 0 with 104 rule applications. Total rules 942 place count 882 transition count 1305
Iterating global reduction 0 with 104 rules applied. Total rules applied 1046 place count 882 transition count 1305
Applied a total of 1046 rules in 302 ms. Remains 882 /1405 variables (removed 523) and now considering 1305/1828 (removed 523) transitions.
// Phase 1: matrix 1305 rows 882 cols
[2025-06-07 20:25:02] [INFO ] Computed 37 invariants in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:25:03] [INFO ] Implicit Places using invariants in 556 ms returned []
[2025-06-07 20:25:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:25:03] [INFO ] Implicit Places using invariants and state equation in 532 ms returned []
Implicit Place search using SMT with State Equation took 1129 ms to find 0 implicit places.
Running 1304 sub problems to find dead transitions.
[2025-06-07 20:25:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 881/2187 variables, and 0 constraints, problems are : Problem set: 0 solved, 1304 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 0/37 constraints, State Equation: 0/882 constraints, PredecessorRefiner: 1304/1304 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1304 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 881/2187 variables, and 0 constraints, problems are : Problem set: 0 solved, 1304 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/37 constraints, State Equation: 0/882 constraints, PredecessorRefiner: 0/1304 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60442ms problems are : Problem set: 0 solved, 1304 unsolved
Search for dead transitions found 0 dead transitions in 60466ms
Starting structural reductions in LTL mode, iteration 1 : 882/1405 places, 1305/1828 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61930 ms. Remains : 882/1405 places, 1305/1828 transitions.
Support contains 32 out of 882 places after structural reductions.
[2025-06-07 20:26:04] [INFO ] Flatten gal took : 110 ms
[2025-06-07 20:26:04] [INFO ] Flatten gal took : 54 ms
[2025-06-07 20:26:04] [INFO ] Input system was already deterministic with 1305 transitions.
Support contains 29 out of 882 places (down from 32) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 18 to 16
RANDOM walk for 40000 steps (39 resets) in 1021 ms. (39 steps per ms) remains 1/16 properties
BEST_FIRST walk for 40004 steps (8 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
[2025-06-07 20:26:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 68/70 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 812/882 variables, 35/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/882 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1305/2187 variables, 882/919 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2187 variables, 0/919 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/2187 variables, 0/919 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2187/2187 variables, and 919 constraints, problems are : Problem set: 0 solved, 1 unsolved in 684 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 882/882 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 68/70 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 812/882 variables, 35/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/882 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1305/2187 variables, 882/919 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2187 variables, 1/920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2187 variables, 0/920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 20:26:06] [INFO ] Deduced a trap composed of 62 places in 82 ms of which 11 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/2187 variables, 1/921 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2187 variables, 0/921 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/2187 variables, 0/921 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2187/2187 variables, and 921 constraints, problems are : Problem set: 0 solved, 1 unsolved in 897 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 882/882 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1593ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 185 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=61 )
Parikh walk visited 1 properties in 9 ms.
FORMULA Champagne-PT-H08T2O-LTLCardinality-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 38 stabilizing places and 38 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' '!(G((X((F(X(X((p0 U X(p1)))))&&p0)) U p2)))'
Support contains 5 out of 882 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 882/882 places, 1305/1305 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 866 transition count 1289
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 866 transition count 1289
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 42 place count 856 transition count 1279
Iterating global reduction 0 with 10 rules applied. Total rules applied 52 place count 856 transition count 1279
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 55 place count 853 transition count 1276
Iterating global reduction 0 with 3 rules applied. Total rules applied 58 place count 853 transition count 1276
Applied a total of 58 rules in 140 ms. Remains 853 /882 variables (removed 29) and now considering 1276/1305 (removed 29) transitions.
// Phase 1: matrix 1276 rows 853 cols
[2025-06-07 20:26:07] [INFO ] Computed 37 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:26:07] [INFO ] Implicit Places using invariants in 274 ms returned []
[2025-06-07 20:26:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:26:08] [INFO ] Implicit Places using invariants and state equation in 497 ms returned []
Implicit Place search using SMT with State Equation took 773 ms to find 0 implicit places.
Running 1275 sub problems to find dead transitions.
[2025-06-07 20:26:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
(s97 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 1.0)
(s3 1.0)
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(s11 1.0)
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(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
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(s19 1.0)
(s20 1.0)
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(s25 1.0)
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(s35 1.0)
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(s39 1.0)
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(s48 1.0)
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(s51 1.0)
(s52 1.0)
(s53 1.0)
(s54 1.0)
(s55 1.0)
(s56 1.0)
(s57 1.0)
(s58 1.0)
(s59 1.0)
(s60 1.0)
(s61 1.0)
(s62 1.0)
(s63 1.0)
(s64 1.0)
(s65 1.0)
(s66 1.0)
(s67 1.0)
(s68 1.0)
(s69 1.0)
(s70 1.0)
(s71 1.0)
(s72 1.0)
(s73 1.0)
(s74 1.0)
(s75 1.0)
(s76 1.0)
(s77 1.0)
(s78 1.0)
(s79 1.0)
(s80 1.0)
(s81 1.0)
(s82 1.0)
(s83 1.0)
(s84 1.0)
(s85 1.0)
(s86 1.0)
(s87 1.0)
(s88 1.0)
(s89 1.0)
(s90 1.0)
(s91 1.0)
(s92 1.0)
(s93 1.0)
(s94 1.0)
(s95 1.0)
(s96 1.0)
(s97 1.0timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/852 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1275 unsolved
SMT process timed out in 30324ms, After SMT, problems are : Problem set: 0 solved, 1275 unsolved
Search for dead transitions found 0 dead transitions in 30329ms
Starting structural reductions in LTL mode, iteration 1 : 853/882 places, 1276/1305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31246 ms. Remains : 853/882 places, 1276/1305 transitions.
Stuttering acceptance computed with spot in 312 ms :[(NOT p2), (OR (NOT p1) (NOT p0) (NOT p2)), true, (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLCardinality-00
Product exploration explored 100000 steps with 14344 reset in 307 ms.
Product exploration explored 100000 steps with 14290 reset in 199 ms.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (NOT p2)), (X (AND (NOT p2) p0)), (X p0), (X (X (NOT p2))), (X (X (AND (NOT p2) p0))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 133 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(NOT p2), (OR (NOT p1) (NOT p0) (NOT p2)), true, (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 18382 steps (18 resets) in 183 ms. (99 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (NOT p2)), (X (AND (NOT p2) p0)), (X p0), (X (X (NOT p2))), (X (X (AND (NOT p2) p0))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F p2), (F (NOT (AND p0 (NOT p2)))), (F (NOT p1))]
Knowledge based reduction with 7 factoid took 213 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(NOT p2), (OR (NOT p1) (NOT p0) (NOT p2)), true, (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 196 ms :[(NOT p2), (OR (NOT p1) (NOT p0) (NOT p2)), true, (NOT p1), (NOT p1), (NOT p1)]
[2025-06-07 20:26:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 20:26:40] [INFO ] [Real]Absence check using 37 positive place invariants in 8 ms returned unsat
Proved EG (NOT p2)
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (NOT p2)), (X (AND (NOT p2) p0)), (X p0), (X (X (NOT p2))), (X (X (AND (NOT p2) p0))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F p2), (F (NOT (AND p0 (NOT p2)))), (F (NOT p1)), (G (NOT p2))]
Property proved to be false thanks to negative knowledge :(G (NOT p2))
Knowledge based reduction with 7 factoid took 241 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA Champagne-PT-H08T2O-LTLCardinality-00 FALSE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H08T2O-LTLCardinality-00 finished in 33800 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(G(p0))))'
Support contains 2 out of 882 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 882/882 places, 1305/1305 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 865 transition count 1288
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 865 transition count 1288
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 44 place count 855 transition count 1278
Iterating global reduction 0 with 10 rules applied. Total rules applied 54 place count 855 transition count 1278
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 56 place count 853 transition count 1276
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 853 transition count 1276
Applied a total of 58 rules in 75 ms. Remains 853 /882 variables (removed 29) and now considering 1276/1305 (removed 29) transitions.
// Phase 1: matrix 1276 rows 853 cols
[2025-06-07 20:26:40] [INFO ] Computed 37 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:26:41] [INFO ] Implicit Places using invariants in 235 ms returned []
[2025-06-07 20:26:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:26:41] [INFO ] Implicit Places using invariants and state equation in 455 ms returned []
Implicit Place search using SMT with State Equation took 710 ms to find 0 implicit places.
Running 1275 sub problems to find dead transitions.
[2025-06-07 20:26:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
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(s13 1.0)
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(s64 1.0)
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(s396 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/852 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1275 unsolved
SMT process timed out in 30257ms, After SMT, problems are : Problem set: 0 solved, 1275 unsolved
Search for dead transitions found 0 dead transitions in 30261ms
Starting structural reductions in LTL mode, iteration 1 : 853/882 places, 1276/1305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31052 ms. Remains : 853/882 places, 1276/1305 transitions.
Stuttering acceptance computed with spot in 133 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H08T2O-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLCardinality-03 finished in 31202 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(p1)||p0) U (!p2&&(X(p1)||p3)))))'
Support contains 4 out of 882 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 882/882 places, 1305/1305 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 867 transition count 1290
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 867 transition count 1290
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 858 transition count 1281
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 858 transition count 1281
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 51 place count 855 transition count 1278
Iterating global reduction 0 with 3 rules applied. Total rules applied 54 place count 855 transition count 1278
Applied a total of 54 rules in 79 ms. Remains 855 /882 variables (removed 27) and now considering 1278/1305 (removed 27) transitions.
// Phase 1: matrix 1278 rows 855 cols
[2025-06-07 20:27:12] [INFO ] Computed 37 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:27:12] [INFO ] Implicit Places using invariants in 257 ms returned []
[2025-06-07 20:27:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:27:12] [INFO ] Implicit Places using invariants and state equation in 474 ms returned []
Implicit Place search using SMT with State Equation took 745 ms to find 0 implicit places.
Running 1277 sub problems to find dead transitions.
[2025-06-07 20:27:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/854 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1277 unsolved
SMT process timed out in 30206ms, After SMT, problems are : Problem set: 0 solved, 1277 unsolved
Search for dead transitions found 0 dead transitions in 30210ms
Starting structural reductions in LTL mode, iteration 1 : 855/882 places, 1278/1305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31038 ms. Remains : 855/882 places, 1278/1305 transitions.
Stuttering acceptance computed with spot in 212 ms :[(OR p2 (AND (NOT p1) (NOT p3))), (OR p2 (AND (NOT p1) (NOT p3))), (NOT p1), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) p2)), true]
Running random walk in product with property : Champagne-PT-H08T2O-LTLCardinality-04
Stuttering criterion allowed to conclude after 1569 steps with 2 reset in 8 ms.
FORMULA Champagne-PT-H08T2O-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLCardinality-04 finished in 31283 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)))'
Support contains 2 out of 882 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 882/882 places, 1305/1305 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 865 transition count 1288
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 865 transition count 1288
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 45 place count 854 transition count 1277
Iterating global reduction 0 with 11 rules applied. Total rules applied 56 place count 854 transition count 1277
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 59 place count 851 transition count 1274
Iterating global reduction 0 with 3 rules applied. Total rules applied 62 place count 851 transition count 1274
Applied a total of 62 rules in 72 ms. Remains 851 /882 variables (removed 31) and now considering 1274/1305 (removed 31) transitions.
// Phase 1: matrix 1274 rows 851 cols
[2025-06-07 20:27:43] [INFO ] Computed 37 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:27:43] [INFO ] Implicit Places using invariants in 221 ms returned []
[2025-06-07 20:27:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:27:44] [INFO ] Implicit Places using invariants and state equation in 462 ms returned []
Implicit Place search using SMT with State Equation took 689 ms to find 0 implicit places.
Running 1273 sub problems to find dead transitions.
[2025-06-07 20:27:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s378 1.0)
(s379 1.0)
(s380 1.0)
(s381 1.0)
(s382 1.0)
(s383 1.0)
(s384 1.0)
(s385 1.0)
(s386 1.0)
(s387 1.0)
(s388 1.0)
(s389 1.0)
(s390 1.0)
(s391 1.0)
(s392 1.0)
(s393 1.0)
(s394 1.0)
(s395 timeout
1.0)
(s396 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1273 unsolved
SMT process timed out in 30195ms, After SMT, problems are : Problem set: 0 solved, 1273 unsolved
Search for dead transitions found 0 dead transitions in 30197ms
Starting structural reductions in LTL mode, iteration 1 : 851/882 places, 1274/1305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30962 ms. Remains : 851/882 places, 1274/1305 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 276 ms.
Product exploration explored 100000 steps with 50000 reset in 256 ms.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 16 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Champagne-PT-H08T2O-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H08T2O-LTLCardinality-05 finished in 31615 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(G(p1)))))'
Support contains 2 out of 882 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 882/882 places, 1305/1305 transitions.
Graph (trivial) has 938 edges and 882 vertex of which 569 / 882 are part of one of the 37 SCC in 6 ms
Free SCC test removed 532 places
Ensure Unique test removed 590 transitions
Reduce isomorphic transitions removed 590 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 103 transitions
Trivial Post-agglo rules discarded 103 transitions
Performed 103 trivial Post agglomeration. Transition count delta: 103
Iterating post reduction 0 with 103 rules applied. Total rules applied 104 place count 349 transition count 611
Reduce places removed 103 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 171 rules applied. Total rules applied 275 place count 246 transition count 543
Reduce places removed 33 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 34 rules applied. Total rules applied 309 place count 213 transition count 542
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 310 place count 212 transition count 542
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 310 place count 212 transition count 540
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 314 place count 210 transition count 540
Discarding 29 places :
Symmetric choice reduction at 4 with 29 rule applications. Total rules 343 place count 181 transition count 395
Iterating global reduction 4 with 29 rules applied. Total rules applied 372 place count 181 transition count 395
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 4 with 22 rules applied. Total rules applied 394 place count 181 transition count 373
Performed 69 Post agglomeration using F-continuation condition.Transition count delta: 69
Deduced a syphon composed of 69 places in 0 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 5 with 138 rules applied. Total rules applied 532 place count 112 transition count 304
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 537 place count 107 transition count 279
Iterating global reduction 5 with 5 rules applied. Total rules applied 542 place count 107 transition count 279
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 547 place count 107 transition count 274
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 548 place count 107 transition count 273
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 550 place count 105 transition count 271
Applied a total of 550 rules in 114 ms. Remains 105 /882 variables (removed 777) and now considering 271/1305 (removed 1034) transitions.
[2025-06-07 20:28:15] [INFO ] Flow matrix only has 99 transitions (discarded 172 similar events)
// Phase 1: matrix 99 rows 105 cols
[2025-06-07 20:28:15] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:28:15] [INFO ] Implicit Places using invariants in 61 ms returned []
[2025-06-07 20:28:15] [INFO ] Flow matrix only has 99 transitions (discarded 172 similar events)
[2025-06-07 20:28:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:28:15] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:28:15] [INFO ] Redundant transitions in 15 ms returned []
Running 168 sub problems to find dead transitions.
[2025-06-07 20:28:15] [INFO ] Flow matrix only has 99 transitions (discarded 172 similar events)
[2025-06-07 20:28:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/103 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/103 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 2 (OVERLAPS) 2/105 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 4 (OVERLAPS) 98/203 variables, 105/142 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/203 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 6 (OVERLAPS) 0/203 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 168 unsolved
No progress, stopping.
After SMT solving in domain Real declared 203/204 variables, and 142 constraints, problems are : Problem set: 0 solved, 168 unsolved in 4492 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 105/105 constraints, PredecessorRefiner: 168/168 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 168 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/103 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/103 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 2 (OVERLAPS) 2/105 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 4 (OVERLAPS) 98/203 variables, 105/142 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/203 variables, 168/310 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/203 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 168 unsolved
At refinement iteration 7 (OVERLAPS) 0/203 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 168 unsolved
No progress, stopping.
After SMT solving in domain Int declared 203/204 variables, and 310 constraints, problems are : Problem set: 0 solved, 168 unsolved in 4682 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 105/105 constraints, PredecessorRefiner: 168/168 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9200ms problems are : Problem set: 0 solved, 168 unsolved
Search for dead transitions found 0 dead transitions in 9201ms
Starting structural reductions in SI_LTL mode, iteration 1 : 105/882 places, 271/1305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9521 ms. Remains : 105/882 places, 271/1305 transitions.
Stuttering acceptance computed with spot in 105 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLCardinality-06
Stuttering criterion allowed to conclude after 46 steps with 0 reset in 2 ms.
FORMULA Champagne-PT-H08T2O-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLCardinality-06 finished in 9643 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))'
Support contains 2 out of 882 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 882/882 places, 1305/1305 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 865 transition count 1288
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 865 transition count 1288
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 44 place count 855 transition count 1278
Iterating global reduction 0 with 10 rules applied. Total rules applied 54 place count 855 transition count 1278
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 57 place count 852 transition count 1275
Iterating global reduction 0 with 3 rules applied. Total rules applied 60 place count 852 transition count 1275
Applied a total of 60 rules in 82 ms. Remains 852 /882 variables (removed 30) and now considering 1275/1305 (removed 30) transitions.
// Phase 1: matrix 1275 rows 852 cols
[2025-06-07 20:28:24] [INFO ] Computed 37 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:28:24] [INFO ] Implicit Places using invariants in 211 ms returned []
[2025-06-07 20:28:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:28:25] [INFO ] Implicit Places using invariants and state equation in 457 ms returned []
Implicit Place search using SMT with State Equation took 669 ms to find 0 implicit places.
Running 1274 sub problems to find dead transitions.
[2025-06-07 20:28:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/851 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1274 unsolved
SMT process timed out in 30242ms, After SMT, problems are : Problem set: 0 solved, 1274 unsolved
Search for dead transitions found 0 dead transitions in 30244ms
Starting structural reductions in LTL mode, iteration 1 : 852/882 places, 1275/1305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30999 ms. Remains : 852/882 places, 1275/1305 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : Champagne-PT-H08T2O-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 244 ms.
Product exploration explored 100000 steps with 50000 reset in 266 ms.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 17 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Champagne-PT-H08T2O-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H08T2O-LTLCardinality-07 finished in 31625 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)||(X(F(p1))&&G(p2))))))'
Support contains 6 out of 882 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 882/882 places, 1305/1305 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 870 transition count 1293
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 870 transition count 1293
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 31 place count 863 transition count 1286
Iterating global reduction 0 with 7 rules applied. Total rules applied 38 place count 863 transition count 1286
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 862 transition count 1285
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 862 transition count 1285
Applied a total of 40 rules in 84 ms. Remains 862 /882 variables (removed 20) and now considering 1285/1305 (removed 20) transitions.
// Phase 1: matrix 1285 rows 862 cols
[2025-06-07 20:28:56] [INFO ] Computed 37 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:28:56] [INFO ] Implicit Places using invariants in 238 ms returned []
[2025-06-07 20:28:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:28:57] [INFO ] Implicit Places using invariants and state equation in 459 ms returned []
Implicit Place search using SMT with State Equation took 698 ms to find 0 implicit places.
Running 1284 sub problems to find dead transitions.
[2025-06-07 20:28:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/861 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1284 unsolved
SMT process timed out in 30249ms, After SMT, problems are : Problem set: 0 solved, 1284 unsolved
Search for dead transitions found 0 dead transitions in 30251ms
Starting structural reductions in LTL mode, iteration 1 : 862/882 places, 1285/1305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31036 ms. Remains : 862/882 places, 1285/1305 transitions.
Stuttering acceptance computed with spot in 158 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : Champagne-PT-H08T2O-LTLCardinality-12
Product exploration explored 100000 steps with 103 reset in 308 ms.
Product exploration explored 100000 steps with 97 reset in 354 ms.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 p2))), (X p0), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 100 ms. Reduced automaton from 4 states, 12 edges and 3 AP (stutter sensitive) to 4 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))]
RANDOM walk for 40000 steps (37 resets) in 241 ms. (165 steps per ms) remains 2/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 71 ms. (555 steps per ms) remains 2/2 properties
[2025-06-07 20:29:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
At refinement iteration 1 (OVERLAPS) 117/123 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 20:29:28] [INFO ] Deduced a trap composed of 59 places in 44 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 1/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 739/862 variables, 33/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/862 variables, 0/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1285/2147 variables, 862/900 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2147 variables, 0/900 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/2147 variables, 0/900 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2147/2147 variables, and 900 constraints, problems are : Problem set: 1 solved, 1 unsolved in 540 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 862/862 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/65 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 797/862 variables, 35/37 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/862 variables, 1/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/862 variables, 0/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1285/2147 variables, 862/900 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2147 variables, 1/901 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2147 variables, 0/901 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/2147 variables, 0/901 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2147/2147 variables, and 901 constraints, problems are : Problem set: 1 solved, 1 unsolved in 479 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 862/862 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1027ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 185 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=92 )
Parikh walk visited 1 properties in 2 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 p2))), (X p0), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1))), (G (OR p0 (NOT p2)))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p2)))), (F (NOT (OR p0 p1))), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F p2), (F (NOT (OR p0 p2))), (F p1), (F (NOT p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 17 factoid took 342 ms. Reduced automaton from 4 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Support contains 2 out of 862 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 862/862 places, 1285/1285 transitions.
Graph (trivial) has 911 edges and 862 vertex of which 540 / 862 are part of one of the 37 SCC in 3 ms
Free SCC test removed 503 places
Ensure Unique test removed 559 transitions
Reduce isomorphic transitions removed 559 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 103 transitions
Trivial Post-agglo rules discarded 103 transitions
Performed 103 trivial Post agglomeration. Transition count delta: 103
Iterating post reduction 0 with 103 rules applied. Total rules applied 104 place count 358 transition count 622
Reduce places removed 103 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 35 transitions
Trivial Post-agglo rules discarded 35 transitions
Performed 35 trivial Post agglomeration. Transition count delta: 35
Iterating post reduction 1 with 173 rules applied. Total rules applied 277 place count 255 transition count 552
Reduce places removed 35 places and 0 transitions.
Iterating post reduction 2 with 35 rules applied. Total rules applied 312 place count 220 transition count 552
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 312 place count 220 transition count 548
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 320 place count 216 transition count 548
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 344 place count 192 transition count 402
Iterating global reduction 3 with 24 rules applied. Total rules applied 368 place count 192 transition count 402
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 3 with 24 rules applied. Total rules applied 392 place count 192 transition count 378
Performed 71 Post agglomeration using F-continuation condition.Transition count delta: 71
Deduced a syphon composed of 71 places in 0 ms
Reduce places removed 71 places and 0 transitions.
Iterating global reduction 4 with 142 rules applied. Total rules applied 534 place count 121 transition count 307
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -16
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 542 place count 117 transition count 323
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 4 with 20 rules applied. Total rules applied 562 place count 117 transition count 303
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 563 place count 116 transition count 299
Iterating global reduction 4 with 1 rules applied. Total rules applied 564 place count 116 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 565 place count 116 transition count 298
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 567 place count 114 transition count 296
Applied a total of 567 rules in 66 ms. Remains 114 /862 variables (removed 748) and now considering 296/1285 (removed 989) transitions.
[2025-06-07 20:29:30] [INFO ] Flow matrix only has 113 transitions (discarded 183 similar events)
// Phase 1: matrix 113 rows 114 cols
[2025-06-07 20:29:30] [INFO ] Computed 37 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:29:30] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-06-07 20:29:30] [INFO ] Flow matrix only has 113 transitions (discarded 183 similar events)
[2025-06-07 20:29:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:29:30] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:29:30] [INFO ] Redundant transitions in 4 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-07 20:29:30] [INFO ] Flow matrix only has 113 transitions (discarded 183 similar events)
[2025-06-07 20:29:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/112 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 2/114 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (OVERLAPS) 112/226 variables, 114/151 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/226 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 0/226 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 226/227 variables, and 151 constraints, problems are : Problem set: 0 solved, 190 unsolved in 5578 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 114/114 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/112 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 2/114 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (OVERLAPS) 112/226 variables, 114/151 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/226 variables, 190/341 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/226 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/226 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 226/227 variables, and 341 constraints, problems are : Problem set: 0 solved, 190 unsolved in 5926 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 114/114 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11523ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 11523ms
Starting structural reductions in SI_LTL mode, iteration 1 : 114/862 places, 296/1285 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11775 ms. Remains : 114/862 places, 296/1285 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 : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 94 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
RANDOM walk for 1005 steps (12 resets) in 23 ms. (41 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 114 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering criterion allowed to conclude after 770 steps with 9 reset in 9 ms.
FORMULA Champagne-PT-H08T2O-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLCardinality-12 finished in 45909 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&&F(!p1))) U X(X(X(G(p1))))))'
Support contains 4 out of 882 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 882/882 places, 1305/1305 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 866 transition count 1289
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 866 transition count 1289
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 41 place count 857 transition count 1280
Iterating global reduction 0 with 9 rules applied. Total rules applied 50 place count 857 transition count 1280
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 53 place count 854 transition count 1277
Iterating global reduction 0 with 3 rules applied. Total rules applied 56 place count 854 transition count 1277
Applied a total of 56 rules in 88 ms. Remains 854 /882 variables (removed 28) and now considering 1277/1305 (removed 28) transitions.
// Phase 1: matrix 1277 rows 854 cols
[2025-06-07 20:29:42] [INFO ] Computed 37 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:29:42] [INFO ] Implicit Places using invariants in 205 ms returned []
[2025-06-07 20:29:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:29:42] [INFO ] Implicit Places using invariants and state equation in 497 ms returned []
Implicit Place search using SMT with State Equation took 703 ms to find 0 implicit places.
Running 1276 sub problems to find dead transitions.
[2025-06-07 20:29:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/853 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1276 unsolved
SMT process timed out in 30191ms, After SMT, problems are : Problem set: 0 solved, 1276 unsolved
Search for dead transitions found 0 dead transitions in 30193ms
Starting structural reductions in LTL mode, iteration 1 : 854/882 places, 1277/1305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30987 ms. Remains : 854/882 places, 1277/1305 transitions.
Stuttering acceptance computed with spot in 226 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) p1), p1]
Running random walk in product with property : Champagne-PT-H08T2O-LTLCardinality-13
Product exploration explored 100000 steps with 137 reset in 351 ms.
Product exploration explored 100000 steps with 138 reset in 306 ms.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 87 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 218 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) p1), p1]
RANDOM walk for 40000 steps (38 resets) in 138 ms. (287 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
[2025-06-07 20:30:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/111 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 743/854 variables, 33/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/854 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1277/2131 variables, 854/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2131 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/2131 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2131/2131 variables, and 891 constraints, problems are : Problem set: 0 solved, 1 unsolved in 383 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 854/854 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
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, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/111 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 743/854 variables, 33/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/854 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1277/2131 variables, 854/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2131 variables, 1/892 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 20:30:15] [INFO ] Deduced a trap composed of 70 places in 57 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2131 variables, 1/893 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2131 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/2131 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2131/2131 variables, and 893 constraints, problems are : Problem set: 0 solved, 1 unsolved in 590 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 854/854 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 981ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 8455 steps, including 40 resets, run visited all 1 properties in 31 ms. (steps per millisecond=272 )
Parikh walk visited 1 properties in 30 ms.
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 5 factoid took 195 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 212 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) p1), p1]
Stuttering acceptance computed with spot in 234 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) p1), p1]
Support contains 4 out of 854 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 854/854 places, 1277/1277 transitions.
Applied a total of 0 rules in 30 ms. Remains 854 /854 variables (removed 0) and now considering 1277/1277 (removed 0) transitions.
[2025-06-07 20:30:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:30:16] [INFO ] Implicit Places using invariants in 193 ms returned []
[2025-06-07 20:30:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:30:16] [INFO ] Implicit Places using invariants and state equation in 461 ms returned []
Implicit Place search using SMT with State Equation took 658 ms to find 0 implicit places.
Running 1276 sub problems to find dead transitions.
[2025-06-07 20:30:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/853 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1276 unsolved
SMT process timed out in 30227ms, After SMT, problems are : Problem set: 0 solved, 1276 unsolved
Search for dead transitions found 0 dead transitions in 30229ms
Finished structural reductions in LTL mode , in 1 iterations and 30920 ms. Remains : 854/854 places, 1277/1277 transitions.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 89 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 194 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) p1), p1]
RANDOM walk for 40000 steps (37 resets) in 155 ms. (256 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
[2025-06-07 20:30:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/111 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 743/854 variables, 33/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/854 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1277/2131 variables, 854/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2131 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/2131 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2131/2131 variables, and 891 constraints, problems are : Problem set: 0 solved, 1 unsolved in 363 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 854/854 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
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, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/111 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 743/854 variables, 33/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/854 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1277/2131 variables, 854/891 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2131 variables, 1/892 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 20:30:48] [INFO ] Deduced a trap composed of 70 places in 60 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2131 variables, 1/893 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2131 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/2131 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2131/2131 variables, and 893 constraints, problems are : Problem set: 0 solved, 1 unsolved in 593 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 854/854 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 965ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 3486 steps, including 16 resets, run visited all 1 properties in 16 ms. (steps per millisecond=217 )
Parikh walk visited 1 properties in 15 ms.
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 5 factoid took 208 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 221 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) p1), p1]
Stuttering acceptance computed with spot in 204 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) p1), p1]
Stuttering acceptance computed with spot in 208 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) p1), p1]
Product exploration explored 100000 steps with 151 reset in 255 ms.
Stack based approach found an accepted trace after 82582 steps with 117 reset with depth 892 and stack size 845 in 226 ms.
FORMULA Champagne-PT-H08T2O-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Champagne-PT-H08T2O-LTLCardinality-13 finished in 67594 ms.
All properties solved by simple procedures.
Total runtime 347846 ms.

BK_STOP 1749328249830

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Champagne-PT-H08T2O"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is Champagne-PT-H08T2O, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-174931339300115"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H08T2O.tgz
mv Champagne-PT-H08T2O execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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