Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r184-tall-174889264000356.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 Ring-PT-none, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889264000356
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K 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 6.1K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 114K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K 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 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 47K 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 Ring-PT-none-LTLFireability-00
FORMULA_NAME Ring-PT-none-LTLFireability-01
FORMULA_NAME Ring-PT-none-LTLFireability-02
FORMULA_NAME Ring-PT-none-LTLFireability-03
FORMULA_NAME Ring-PT-none-LTLFireability-04
FORMULA_NAME Ring-PT-none-LTLFireability-05
FORMULA_NAME Ring-PT-none-LTLFireability-06
FORMULA_NAME Ring-PT-none-LTLFireability-07
FORMULA_NAME Ring-PT-none-LTLFireability-08
FORMULA_NAME Ring-PT-none-LTLFireability-09
FORMULA_NAME Ring-PT-none-LTLFireability-10
FORMULA_NAME Ring-PT-none-LTLFireability-11
FORMULA_NAME Ring-PT-none-LTLFireability-12
FORMULA_NAME Ring-PT-none-LTLFireability-13
FORMULA_NAME Ring-PT-none-LTLFireability-14
FORMULA_NAME Ring-PT-none-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749066478971

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Ring-PT-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-04 19:48:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-04 19:48:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 19:48:00] [INFO ] Load time of PNML (sax parser for PT used): 60 ms
[2025-06-04 19:48:00] [INFO ] Transformed 139 places.
[2025-06-04 19:48:00] [INFO ] Transformed 87 transitions.
[2025-06-04 19:48:00] [INFO ] Found NUPN structural information;
[2025-06-04 19:48:00] [INFO ] Parsed PT model containing 139 places and 87 transitions and 410 arcs in 143 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Reduce places removed 6 places and 0 transitions.
FORMULA Ring-PT-none-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Ring-PT-none-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Ring-PT-none-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Ring-PT-none-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 87/87 transitions.
Applied a total of 0 rules in 10 ms. Remains 133 /133 variables (removed 0) and now considering 87/87 (removed 0) transitions.
// Phase 1: matrix 87 rows 133 cols
[2025-06-04 19:48:00] [INFO ] Computed 58 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:00] [INFO ] Implicit Places using invariants in 278 ms returned [3, 19, 21, 22, 28, 30, 33, 34, 35, 36, 37, 38, 39, 40, 87]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 330 ms to find 15 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 118/133 places, 87/87 transitions.
Applied a total of 0 rules in 3 ms. Remains 118 /118 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 357 ms. Remains : 118/133 places, 87/87 transitions.
Support contains 41 out of 118 places after structural reductions.
[2025-06-04 19:48:00] [INFO ] Flatten gal took : 29 ms
[2025-06-04 19:48:00] [INFO ] Flatten gal took : 14 ms
[2025-06-04 19:48:00] [INFO ] Input system was already deterministic with 87 transitions.
Reduction of identical properties reduced properties to check from 24 to 22
RANDOM walk for 1596 steps (0 resets) in 131 ms. (12 steps per ms) remains 0/22 properties
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' '!((G(p0) U ((!p0 U (p1||G(!p0))) U p2)))'
Support contains 5 out of 118 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 118 transition count 82
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 113 transition count 82
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 10 place count 113 transition count 78
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 18 place count 109 transition count 78
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 22 place count 107 transition count 76
Applied a total of 22 rules in 28 ms. Remains 107 /118 variables (removed 11) and now considering 76/87 (removed 11) transitions.
// Phase 1: matrix 76 rows 107 cols
[2025-06-04 19:48:01] [INFO ] Computed 43 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:01] [INFO ] Implicit Places using invariants in 101 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 103 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 106/118 places, 76/87 transitions.
Applied a total of 0 rules in 6 ms. Remains 106 /106 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 137 ms. Remains : 106/118 places, 76/87 transitions.
Stuttering acceptance computed with spot in 284 ms :[(NOT p2), (NOT p0), (AND p0 (NOT p1)), (NOT p2), true]
Running random walk in product with property : Ring-PT-none-LTLFireability-02
Entered a terminal (fully accepting) state of product in 311 steps with 4 reset in 7 ms.
FORMULA Ring-PT-none-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Ring-PT-none-LTLFireability-02 finished in 490 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(X((F(p0)&&X(X(p1)))))||G(p2))))'
Support contains 7 out of 118 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Applied a total of 0 rules in 8 ms. Remains 118 /118 variables (removed 0) and now considering 87/87 (removed 0) transitions.
// Phase 1: matrix 87 rows 118 cols
[2025-06-04 19:48:01] [INFO ] Computed 43 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:02] [INFO ] Implicit Places using invariants in 125 ms returned [75, 77]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 129 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 116/118 places, 87/87 transitions.
Applied a total of 0 rules in 7 ms. Remains 116 /116 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 145 ms. Remains : 116/118 places, 87/87 transitions.
Stuttering acceptance computed with spot in 460 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), true, (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) p1)]
Running random walk in product with property : Ring-PT-none-LTLFireability-03
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA Ring-PT-none-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Ring-PT-none-LTLFireability-03 finished in 630 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F(G((p1||F(p2))))||p0)))))'
Support contains 4 out of 118 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Applied a total of 0 rules in 5 ms. Remains 118 /118 variables (removed 0) and now considering 87/87 (removed 0) transitions.
[2025-06-04 19:48:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:02] [INFO ] Implicit Places using invariants in 112 ms returned [26, 75, 77]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 113 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 115/118 places, 87/87 transitions.
Applied a total of 0 rules in 2 ms. Remains 115 /115 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 120 ms. Remains : 115/118 places, 87/87 transitions.
Stuttering acceptance computed with spot in 272 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : Ring-PT-none-LTLFireability-04
Product exploration explored 100000 steps with 25000 reset in 258 ms.
Product exploration explored 100000 steps with 25000 reset in 213 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 p0 (NOT p1) (NOT p2))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 100 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 229 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 40000 steps (8 resets) in 253 ms. (157 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 178 ms. (223 steps per ms) remains 1/1 properties
// Phase 1: matrix 87 rows 115 cols
[2025-06-04 19:48:03] [INFO ] Computed 40 invariants in 2 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 21/25 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 21/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/31 variables, 3/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 6/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/35 variables, 2/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/35 variables, 4/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/35 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/39 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/39 variables, 4/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/39 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 25/64 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/64 variables, 25/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/64 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/72 variables, 5/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/72 variables, 8/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/72 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 1/73 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/73 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/73 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 66/139 variables, 73/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/139 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 41/180 variables, 27/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/180 variables, 27/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/180 variables, 10/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/180 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 4/184 variables, 4/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/184 variables, 4/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/184 variables, 2/242 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/184 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 2/186 variables, 1/243 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/186 variables, 2/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/186 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 8/194 variables, 8/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/194 variables, 4/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/194 variables, 1/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/194 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 4/198 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/198 variables, 4/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/198 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 1/199 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/199 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/199 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (OVERLAPS) 3/202 variables, 5/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/202 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (OVERLAPS) 0/202 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 202/202 variables, and 270 constraints, problems are : Problem set: 0 solved, 1 unsolved in 331 ms.
Refiners :[Domain max(s): 115/115 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 115/115 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
Problem apf3 is UNSAT
After SMT solving in domain Int declared 4/202 variables, and 4 constraints, problems are : Problem set: 1 solved, 0 unsolved in 26 ms.
Refiners :[Domain max(s): 4/115 constraints, Positive P Invariants (semi-flows): 0/40 constraints, State Equation: 0/115 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 379ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (G (OR p0 p1 p2))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F p1), (F p2), (F (NOT p0)), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 2 factoid took 182 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 295 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 293 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 4 out of 115 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 115/115 places, 87/87 transitions.
Applied a total of 0 rules in 2 ms. Remains 115 /115 variables (removed 0) and now considering 87/87 (removed 0) transitions.
[2025-06-04 19:48:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:05] [INFO ] Implicit Places using invariants in 145 ms returned []
[2025-06-04 19:48:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:08] [INFO ] Implicit Places using invariants and state equation in 2811 ms returned []
Implicit Place search using SMT with State Equation took 2960 ms to find 0 implicit places.
Running 75 sub problems to find dead transitions.
[2025-06-04 19:48:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 28/134 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 3 (OVERLAPS) 9/115 variables, 12/146 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 9/155 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 6 (OVERLAPS) 87/202 variables, 115/270 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 8 (OVERLAPS) 0/202 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 75 unsolved
No progress, stopping.
After SMT solving in domain Real declared 202/202 variables, and 270 constraints, problems are : Problem set: 0 solved, 75 unsolved in 2527 ms.
Refiners :[Domain max(s): 115/115 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 115/115 constraints, PredecessorRefiner: 75/75 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 75 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 28/134 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 3 (OVERLAPS) 9/115 variables, 12/146 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 9/155 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 6 (OVERLAPS) 87/202 variables, 115/270 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 75/345 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 9 (OVERLAPS) 0/202 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 75 unsolved
No progress, stopping.
After SMT solving in domain Int declared 202/202 variables, and 345 constraints, problems are : Problem set: 0 solved, 75 unsolved in 3241 ms.
Refiners :[Domain max(s): 115/115 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 115/115 constraints, PredecessorRefiner: 75/75 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5799ms problems are : Problem set: 0 solved, 75 unsolved
Search for dead transitions found 0 dead transitions in 5800ms
Finished structural reductions in LTL mode , in 1 iterations and 8765 ms. Remains : 115/115 places, 87/87 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 p0 (NOT p1) (NOT p2))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 89 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 273 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 832 steps (0 resets) in 9 ms. (83 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p1) p2))), (F p2), (F (NOT p0)), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 1 factoid took 190 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 234 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 277 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 256 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 25000 reset in 153 ms.
Product exploration explored 100000 steps with 25000 reset in 143 ms.
Applying partial POR strategy [true, true, true, false, false, false]
Stuttering acceptance computed with spot in 261 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 4 out of 115 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 115/115 places, 87/87 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 115 transition count 87
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 5 Pre rules applied. Total rules applied 3 place count 115 transition count 87
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 5 rules applied. Total rules applied 8 place count 115 transition count 87
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 10 place count 113 transition count 85
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 113 transition count 85
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 12 places in 0 ms
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 113 transition count 85
Deduced a syphon composed of 12 places in 0 ms
Applied a total of 18 rules in 17 ms. Remains 113 /115 variables (removed 2) and now considering 85/87 (removed 2) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 19:48:15] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
// Phase 1: matrix 85 rows 113 cols
[2025-06-04 19:48:15] [INFO ] Computed 40 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 73 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:16] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:16] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
Problem TDEAD19 is UNSAT
Problem TDEAD78 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/104 variables, 2/30 constraints. Problems are: Problem set: 2 solved, 71 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/30 constraints. Problems are: Problem set: 2 solved, 71 unsolved
At refinement iteration 3 (OVERLAPS) 9/113 variables, 12/42 constraints. Problems are: Problem set: 2 solved, 71 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:16] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
Problem TDEAD8 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:16] [INFO ] Deduced a trap composed of 10 places in 25 ms of which 2 ms to minimize.
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:16] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Problem TDEAD29 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:16] [INFO ] Deduced a trap composed of 2 places in 37 ms of which 2 ms to minimize.
Problem TDEAD32 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:16] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Problem TDEAD35 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:17] [INFO ] Deduced a trap composed of 11 places in 24 ms of which 1 ms to minimize.
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD61 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 6/48 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 0/48 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 85/198 variables, 113/161 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 0/161 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 8 (OVERLAPS) 0/198 variables, 0/161 constraints. Problems are: Problem set: 12 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 161 constraints, problems are : Problem set: 12 solved, 61 unsolved in 2426 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 113/113 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 12 solved, 61 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 26/26 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/92 variables, 2/28 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 0/28 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 21/113 variables, 14/42 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 6/48 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 0/48 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 85/198 variables, 113/161 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 61/222 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 0/222 constraints. Problems are: Problem set: 12 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/198 variables, 0/222 constraints. Problems are: Problem set: 12 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 198/198 variables, and 222 constraints, problems are : Problem set: 12 solved, 61 unsolved in 1984 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 113/113 constraints, PredecessorRefiner: 61/73 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4425ms problems are : Problem set: 12 solved, 61 unsolved
Search for dead transitions found 12 dead transitions in 4426ms
Found 12 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 12 transitions
Dead transitions reduction (with SMT) removed 12 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 113/115 places, 73/87 transitions.
Graph (complete) has 286 edges and 113 vertex of which 101 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.3 ms
Discarding 12 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 11 ms. Remains 101 /113 variables (removed 12) and now considering 73/73 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 101/115 places, 73/87 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4468 ms. Remains : 101/115 places, 73/87 transitions.
Built C files in :
/tmp/ltsmin7199308839182811519
[2025-06-04 19:48:20] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7199308839182811519
Running compilation step : cd /tmp/ltsmin7199308839182811519;'/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 390 ms.
Running link step : cd /tmp/ltsmin7199308839182811519;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin7199308839182811519;'/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/stateBased1987555170219125020.hoa' '--buchi-type=spotba'
LTSmin run took 75 ms.
FORMULA Ring-PT-none-LTLFireability-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property Ring-PT-none-LTLFireability-04 finished in 18434 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&&X((!p0 U (p1||G(!p0))))))))'
Support contains 3 out of 118 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Applied a total of 0 rules in 2 ms. Remains 118 /118 variables (removed 0) and now considering 87/87 (removed 0) transitions.
// Phase 1: matrix 87 rows 118 cols
[2025-06-04 19:48:20] [INFO ] Computed 43 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:21] [INFO ] Implicit Places using invariants in 73 ms returned [26, 75, 77]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 74 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 115/118 places, 87/87 transitions.
Applied a total of 0 rules in 1 ms. Remains 115 /115 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 78 ms. Remains : 115/118 places, 87/87 transitions.
Stuttering acceptance computed with spot in 113 ms :[p0, p0, (AND p0 (NOT p1))]
Running random walk in product with property : Ring-PT-none-LTLFireability-05
Product exploration explored 100000 steps with 25470 reset in 179 ms.
Stack based approach found an accepted trace after 7259 steps with 1795 reset with depth 17 and stack size 17 in 19 ms.
FORMULA Ring-PT-none-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Ring-PT-none-LTLFireability-05 finished in 404 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 4 out of 118 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 118 transition count 83
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 9 place count 114 transition count 82
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 10 place count 113 transition count 82
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 10 place count 113 transition count 78
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 18 place count 109 transition count 78
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 22 place count 107 transition count 76
Applied a total of 22 rules in 15 ms. Remains 107 /118 variables (removed 11) and now considering 76/87 (removed 11) transitions.
// Phase 1: matrix 76 rows 107 cols
[2025-06-04 19:48:21] [INFO ] Computed 43 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:21] [INFO ] Implicit Places using invariants in 72 ms returned [25, 66, 68]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 73 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 104/118 places, 76/87 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 100 transition count 72
Applied a total of 8 rules in 4 ms. Remains 100 /104 variables (removed 4) and now considering 72/76 (removed 4) transitions.
// Phase 1: matrix 72 rows 100 cols
[2025-06-04 19:48:21] [INFO ] Computed 40 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:21] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-04 19:48:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:21] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 100/118 places, 72/87 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 260 ms. Remains : 100/118 places, 72/87 transitions.
Stuttering acceptance computed with spot in 115 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Ring-PT-none-LTLFireability-06
Product exploration explored 100000 steps with 1129 reset in 193 ms.
Stack based approach found an accepted trace after 73 steps with 1 reset with depth 56 and stack size 56 in 0 ms.
FORMULA Ring-PT-none-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Ring-PT-none-LTLFireability-06 finished in 588 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(p1)&&p0)))'
Support contains 4 out of 118 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 118 transition count 82
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 113 transition count 82
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 10 place count 113 transition count 78
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 18 place count 109 transition count 78
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 22 place count 107 transition count 76
Applied a total of 22 rules in 11 ms. Remains 107 /118 variables (removed 11) and now considering 76/87 (removed 11) transitions.
// Phase 1: matrix 76 rows 107 cols
[2025-06-04 19:48:21] [INFO ] Computed 43 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:22] [INFO ] Implicit Places using invariants in 72 ms returned [25, 66, 68]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 73 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 104/118 places, 76/87 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 102 transition count 74
Applied a total of 4 rules in 5 ms. Remains 102 /104 variables (removed 2) and now considering 74/76 (removed 2) transitions.
// Phase 1: matrix 74 rows 102 cols
[2025-06-04 19:48:22] [INFO ] Computed 40 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:22] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-06-04 19:48:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:22] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 102/118 places, 74/87 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 243 ms. Remains : 102/118 places, 74/87 transitions.
Stuttering acceptance computed with spot in 80 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Ring-PT-none-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 243 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 1 ms.
FORMULA Ring-PT-none-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property Ring-PT-none-LTLFireability-07 finished in 587 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X((p0||G(p1)))) U (p2&&X(X((p0||G(p1))))))))'
Support contains 5 out of 118 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Applied a total of 0 rules in 2 ms. Remains 118 /118 variables (removed 0) and now considering 87/87 (removed 0) transitions.
// Phase 1: matrix 87 rows 118 cols
[2025-06-04 19:48:22] [INFO ] Computed 43 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:22] [INFO ] Implicit Places using invariants in 80 ms returned [26, 75, 77]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 81 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 115/118 places, 87/87 transitions.
Applied a total of 0 rules in 1 ms. Remains 115 /115 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 84 ms. Remains : 115/118 places, 87/87 transitions.
Stuttering acceptance computed with spot in 174 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), true, (NOT p1)]
Running random walk in product with property : Ring-PT-none-LTLFireability-08
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA Ring-PT-none-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Ring-PT-none-LTLFireability-08 finished in 284 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(p1)))'
Support contains 5 out of 118 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Applied a total of 0 rules in 1 ms. Remains 118 /118 variables (removed 0) and now considering 87/87 (removed 0) transitions.
[2025-06-04 19:48:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:22] [INFO ] Implicit Places using invariants in 74 ms returned [26, 75, 77]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 75 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 115/118 places, 87/87 transitions.
Applied a total of 0 rules in 1 ms. Remains 115 /115 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 77 ms. Remains : 115/118 places, 87/87 transitions.
Stuttering acceptance computed with spot in 173 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Ring-PT-none-LTLFireability-10
Entered a terminal (fully accepting) state of product in 38 steps with 0 reset in 1 ms.
FORMULA Ring-PT-none-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Ring-PT-none-LTLFireability-10 finished in 263 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(X((p1||X(X(p2)))))))'
Support contains 6 out of 118 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Applied a total of 0 rules in 2 ms. Remains 118 /118 variables (removed 0) and now considering 87/87 (removed 0) transitions.
[2025-06-04 19:48:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:23] [INFO ] Implicit Places using invariants in 88 ms returned [26, 75, 77]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 89 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 115/118 places, 87/87 transitions.
Applied a total of 0 rules in 1 ms. Remains 115 /115 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 92 ms. Remains : 115/118 places, 87/87 transitions.
Stuttering acceptance computed with spot in 267 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), true]
Running random walk in product with property : Ring-PT-none-LTLFireability-11
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA Ring-PT-none-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Ring-PT-none-LTLFireability-11 finished in 374 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(F(((X(X(!p0))&&F(!p1))||G(!p0))))))'
Support contains 4 out of 118 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Applied a total of 0 rules in 2 ms. Remains 118 /118 variables (removed 0) and now considering 87/87 (removed 0) transitions.
[2025-06-04 19:48:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:23] [INFO ] Implicit Places using invariants in 85 ms returned [26, 75, 77]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 86 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 115/118 places, 87/87 transitions.
Applied a total of 0 rules in 0 ms. Remains 115 /115 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 89 ms. Remains : 115/118 places, 87/87 transitions.
Stuttering acceptance computed with spot in 281 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
Running random walk in product with property : Ring-PT-none-LTLFireability-12
Product exploration explored 100000 steps with 19941 reset in 168 ms.
Product exploration explored 100000 steps with 19927 reset in 194 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 p1) (NOT p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 134 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 316 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
RANDOM walk for 441 steps (0 resets) in 7 ms. (55 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 1 factoid took 239 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 305 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
Stuttering acceptance computed with spot in 284 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
Support contains 4 out of 115 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 115/115 places, 87/87 transitions.
Applied a total of 0 rules in 2 ms. Remains 115 /115 variables (removed 0) and now considering 87/87 (removed 0) transitions.
// Phase 1: matrix 87 rows 115 cols
[2025-06-04 19:48:25] [INFO ] Computed 40 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:25] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-06-04 19:48:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:25] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 176 ms to find 0 implicit places.
Running 75 sub problems to find dead transitions.
[2025-06-04 19:48:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 28/134 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 3 (OVERLAPS) 9/115 variables, 12/146 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 9/155 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 6 (OVERLAPS) 87/202 variables, 115/270 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 8 (OVERLAPS) 0/202 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 75 unsolved
No progress, stopping.
After SMT solving in domain Real declared 202/202 variables, and 270 constraints, problems are : Problem set: 0 solved, 75 unsolved in 2179 ms.
Refiners :[Domain max(s): 115/115 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 115/115 constraints, PredecessorRefiner: 75/75 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 75 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 28/134 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 3 (OVERLAPS) 9/115 variables, 12/146 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 9/155 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 6 (OVERLAPS) 87/202 variables, 115/270 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 75/345 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 75 unsolved
At refinement iteration 9 (OVERLAPS) 0/202 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 75 unsolved
No progress, stopping.
After SMT solving in domain Int declared 202/202 variables, and 345 constraints, problems are : Problem set: 0 solved, 75 unsolved in 3449 ms.
Refiners :[Domain max(s): 115/115 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 115/115 constraints, PredecessorRefiner: 75/75 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5637ms problems are : Problem set: 0 solved, 75 unsolved
Search for dead transitions found 0 dead transitions in 5638ms
Finished structural reductions in LTL mode , in 1 iterations and 5818 ms. Remains : 115/115 places, 87/87 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 p1) (NOT p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 164 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 281 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
RANDOM walk for 696 steps (0 resets) in 10 ms. (63 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 1 factoid took 166 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 279 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
Stuttering acceptance computed with spot in 317 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
Stuttering acceptance computed with spot in 283 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
Product exploration explored 100000 steps with 19927 reset in 178 ms.
Product exploration explored 100000 steps with 19949 reset in 208 ms.
Applying partial POR strategy [false, false, true, false, true, false, false]
Stuttering acceptance computed with spot in 283 ms :[p0, p0, (AND p1 p0), p0, (AND p1 p0), p0, p0]
Support contains 4 out of 115 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 115/115 places, 87/87 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 115 transition count 87
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 6 Pre rules applied. Total rules applied 3 place count 115 transition count 87
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 6 rules applied. Total rules applied 9 place count 115 transition count 87
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 11 place count 113 transition count 85
Deduced a syphon composed of 7 places in 1 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 113 transition count 85
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 13 places in 0 ms
Iterating global reduction 1 with 6 rules applied. Total rules applied 19 place count 113 transition count 85
Deduced a syphon composed of 13 places in 0 ms
Applied a total of 19 rules in 12 ms. Remains 113 /115 variables (removed 2) and now considering 85/87 (removed 2) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 19:48:33] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
// Phase 1: matrix 85 rows 113 cols
[2025-06-04 19:48:33] [INFO ] Computed 40 invariants in 2 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 73 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:33] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:33] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:33] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
Problem TDEAD29 is UNSAT
Problem TDEAD78 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/104 variables, 3/31 constraints. Problems are: Problem set: 3 solved, 70 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/31 constraints. Problems are: Problem set: 3 solved, 70 unsolved
At refinement iteration 3 (OVERLAPS) 9/113 variables, 12/43 constraints. Problems are: Problem set: 3 solved, 70 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:34] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 2 ms to minimize.
Problem TDEAD8 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:34] [INFO ] Deduced a trap composed of 10 places in 23 ms of which 2 ms to minimize.
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:34] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Problem TDEAD28 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:34] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Problem TDEAD31 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:34] [INFO ] Deduced a trap composed of 2 places in 22 ms of which 2 ms to minimize.
Problem TDEAD34 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:48:34] [INFO ] Deduced a trap composed of 11 places in 25 ms of which 2 ms to minimize.
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD60 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 6/49 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 0/49 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 85/198 variables, 113/162 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 0/162 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 8 (OVERLAPS) 0/198 variables, 0/162 constraints. Problems are: Problem set: 13 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 162 constraints, problems are : Problem set: 13 solved, 60 unsolved in 2295 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 113/113 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 13 solved, 60 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/91 variables, 25/25 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/91 variables, 3/28 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/28 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 22/113 variables, 15/43 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 6/49 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 0/49 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 85/198 variables, 113/162 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 60/222 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 0/222 constraints. Problems are: Problem set: 13 solved, 60 unsolved
At refinement iteration 9 (OVERLAPS) 0/198 variables, 0/222 constraints. Problems are: Problem set: 13 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 198/198 variables, and 222 constraints, problems are : Problem set: 13 solved, 60 unsolved in 2033 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 113/113 constraints, PredecessorRefiner: 60/73 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4338ms problems are : Problem set: 13 solved, 60 unsolved
Search for dead transitions found 13 dead transitions in 4339ms
Found 13 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 13 transitions
Dead transitions reduction (with SMT) removed 13 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 113/115 places, 72/87 transitions.
Graph (complete) has 285 edges and 113 vertex of which 100 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.2 ms
Discarding 13 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 100 /113 variables (removed 13) and now considering 72/72 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 100/115 places, 72/87 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4370 ms. Remains : 100/115 places, 72/87 transitions.
Built C files in :
/tmp/ltsmin11558552761602555748
[2025-06-04 19:48:38] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11558552761602555748
Running compilation step : cd /tmp/ltsmin11558552761602555748;'/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 183 ms.
Running link step : cd /tmp/ltsmin11558552761602555748;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin11558552761602555748;'/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/stateBased3519516961042347823.hoa' '--buchi-type=spotba'
LTSmin run took 104 ms.
FORMULA Ring-PT-none-LTLFireability-12 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property Ring-PT-none-LTLFireability-12 finished in 14910 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 2 out of 118 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 118 transition count 83
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 9 place count 114 transition count 82
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 10 place count 113 transition count 82
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 10 place count 113 transition count 78
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 18 place count 109 transition count 78
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 22 place count 107 transition count 76
Applied a total of 22 rules in 11 ms. Remains 107 /118 variables (removed 11) and now considering 76/87 (removed 11) transitions.
// Phase 1: matrix 76 rows 107 cols
[2025-06-04 19:48:38] [INFO ] Computed 43 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:38] [INFO ] Implicit Places using invariants in 77 ms returned [25, 66, 68]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 78 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 104/118 places, 76/87 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 100 transition count 72
Applied a total of 8 rules in 3 ms. Remains 100 /104 variables (removed 4) and now considering 72/76 (removed 4) transitions.
// Phase 1: matrix 72 rows 100 cols
[2025-06-04 19:48:38] [INFO ] Computed 40 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:38] [INFO ] Implicit Places using invariants in 74 ms returned []
[2025-06-04 19:48:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:38] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 100/118 places, 72/87 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 259 ms. Remains : 100/118 places, 72/87 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : Ring-PT-none-LTLFireability-13
Product exploration explored 100000 steps with 0 reset in 218 ms.
Stack based approach found an accepted trace after 17 steps with 0 reset with depth 18 and stack size 18 in 0 ms.
FORMULA Ring-PT-none-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Ring-PT-none-LTLFireability-13 finished in 520 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&&G(p1))))'
Support contains 3 out of 118 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 118/118 places, 87/87 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 118 transition count 82
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 113 transition count 82
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 10 place count 113 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 16 place count 110 transition count 79
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 108 transition count 77
Applied a total of 20 rules in 8 ms. Remains 108 /118 variables (removed 10) and now considering 77/87 (removed 10) transitions.
// Phase 1: matrix 77 rows 108 cols
[2025-06-04 19:48:38] [INFO ] Computed 43 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:38] [INFO ] Implicit Places using invariants in 77 ms returned [26, 67, 69]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 78 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 105/118 places, 77/87 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 101 transition count 73
Applied a total of 8 rules in 3 ms. Remains 101 /105 variables (removed 4) and now considering 73/77 (removed 4) transitions.
// Phase 1: matrix 73 rows 101 cols
[2025-06-04 19:48:38] [INFO ] Computed 40 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:39] [INFO ] Implicit Places using invariants in 70 ms returned []
[2025-06-04 19:48:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:48:39] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 164 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 101/118 places, 73/87 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 253 ms. Remains : 101/118 places, 73/87 transitions.
Stuttering acceptance computed with spot in 70 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Ring-PT-none-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 217 ms.
Stack based approach found an accepted trace after 21 steps with 0 reset with depth 22 and stack size 22 in 0 ms.
FORMULA Ring-PT-none-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Ring-PT-none-LTLFireability-14 finished in 557 ms.
All properties solved by simple procedures.
Total runtime 39353 ms.

BK_STOP 1749066519493

--------------------
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="Ring-PT-none"
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 Ring-PT-none, 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 r184-tall-174889264000356"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Ring-PT-none.tgz
mv Ring-PT-none 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 ;