About the Execution of ITS-Tools for UtilityControlRoom-PT-Z4T4N10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 245155.00 | 0.00 | 0.00 | FFFFFFFFFFFFFTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590600899.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 UtilityControlRoom-PT-Z4T4N10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590600899
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.6M
-rw-r--r-- 1 mcc users 54K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 256K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 91K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 350K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 22K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 26K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 82K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 66K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 339K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 185K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 728K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 8.8K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 319K May 29 14:33 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 UtilityControlRoom-PT-Z4T4N10-LTLCardinality-00
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-01
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-02
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-03
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-04
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-05
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-06
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-07
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-08
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-09
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-10
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-11
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-12
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-13
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-14
FORMULA_NAME UtilityControlRoom-PT-Z4T4N10-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749284367868
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-PT-Z4T4N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-07 08:19:29] [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 08:19:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 08:19:29] [INFO ] Load time of PNML (sax parser for PT used): 96 ms
[2025-06-07 08:19:29] [INFO ] Transformed 376 places.
[2025-06-07 08:19:29] [INFO ] Transformed 750 transitions.
[2025-06-07 08:19:29] [INFO ] Parsed PT model containing 376 places and 750 transitions and 2410 arcs in 212 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 204 out of 376 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Discarding 117 places :
Symmetric choice reduction at 0 with 117 rule applications. Total rules 117 place count 259 transition count 473
Iterating global reduction 0 with 117 rules applied. Total rules applied 234 place count 259 transition count 473
Applied a total of 234 rules in 30 ms. Remains 259 /376 variables (removed 117) and now considering 473/590 (removed 117) transitions.
// Phase 1: matrix 473 rows 259 cols
[2025-06-07 08:19:29] [INFO ] Computed 23 invariants in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:19:30] [INFO ] Implicit Places using invariants in 244 ms returned []
[2025-06-07 08:19:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:19:30] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 505 ms to find 0 implicit places.
Running 463 sub problems to find dead transitions.
[2025-06-07 08:19:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/249 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/249 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (OVERLAPS) 10/259 variables, 21/23 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (OVERLAPS) 473/732 variables, 259/282 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/732 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 732/732 variables, and 282 constraints, problems are : Problem set: 0 solved, 463 unsolved in 33824 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 259/259 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 463 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/249 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/249 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (OVERLAPS) 10/259 variables, 21/23 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (OVERLAPS) 473/732 variables, 259/282 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/732 variables, 463/745 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 732/732 variables, and 745 constraints, problems are : Problem set: 0 solved, 463 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 259/259 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64349ms problems are : Problem set: 0 solved, 463 unsolved
Search for dead transitions found 0 dead transitions in 64366ms
Starting structural reductions in LTL mode, iteration 1 : 259/376 places, 473/590 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64926 ms. Remains : 259/376 places, 473/590 transitions.
Support contains 204 out of 259 places after structural reductions.
[2025-06-07 08:20:34] [INFO ] Flatten gal took : 65 ms
[2025-06-07 08:20:34] [INFO ] Flatten gal took : 35 ms
[2025-06-07 08:20:34] [INFO ] Input system was already deterministic with 473 transitions.
RANDOM walk for 40000 steps (8 resets) in 1442 ms. (27 steps per ms) remains 8/34 properties
BEST_FIRST walk for 40004 steps (8 resets) in 107 ms. (370 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 95 ms. (416 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 136 ms. (291 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 116 ms. (341 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 107 ms. (370 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 95 ms. (416 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 70 ms. (563 steps per ms) remains 8/8 properties
[2025-06-07 08:20:35] [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) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp24 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp30 is UNSAT
At refinement iteration 1 (OVERLAPS) 205/214 variables, 11/11 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/11 constraints. Problems are: Problem set: 7 solved, 1 unsolved
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 259/732 variables, and 23 constraints, problems are : Problem set: 8 solved, 0 unsolved in 144 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 0/259 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150ms problems are : Problem set: 8 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 8 atomic propositions for a total of 13 simplifications.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 80 out of 259 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 256 transition count 470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 256 transition count 470
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 46 place count 236 transition count 450
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 0 with 40 rules applied. Total rules applied 86 place count 236 transition count 410
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 89 place count 233 transition count 290
Ensure Unique test removed 1 places
Iterating global reduction 0 with 4 rules applied. Total rules applied 93 place count 232 transition count 290
Applied a total of 93 rules in 68 ms. Remains 232 /259 variables (removed 27) and now considering 290/473 (removed 183) transitions.
// Phase 1: matrix 290 rows 232 cols
[2025-06-07 08:20:36] [INFO ] Computed 22 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:20:36] [INFO ] Implicit Places using invariants in 134 ms returned [171]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 136 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 231/259 places, 290/473 transitions.
Applied a total of 0 rules in 13 ms. Remains 231 /231 variables (removed 0) and now considering 290/290 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 217 ms. Remains : 231/259 places, 290/473 transitions.
Stuttering acceptance computed with spot in 213 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-01
Product exploration explored 100000 steps with 3595 reset in 484 ms.
Stack based approach found an accepted trace after 10991 steps with 395 reset with depth 29 and stack size 29 in 53 ms.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-01 finished in 1033 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 130 out of 259 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 256 transition count 470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 256 transition count 470
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 26 place count 246 transition count 460
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 0 with 21 rules applied. Total rules applied 47 place count 235 transition count 450
Applied a total of 47 rules in 32 ms. Remains 235 /259 variables (removed 24) and now considering 450/473 (removed 23) transitions.
// Phase 1: matrix 450 rows 235 cols
[2025-06-07 08:20:37] [INFO ] Computed 22 invariants in 15 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:20:37] [INFO ] Implicit Places using invariants in 320 ms returned [174]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 322 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 234/259 places, 450/473 transitions.
Applied a total of 0 rules in 12 ms. Remains 234 /234 variables (removed 0) and now considering 450/450 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 367 ms. Remains : 234/259 places, 450/473 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-02
Product exploration explored 100000 steps with 1 reset in 390 ms.
Stack based approach found an accepted trace after 25435 steps with 7 reset with depth 25027 and stack size 25027 in 117 ms.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-02 finished in 1012 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(F(G(p0))) U !((p0 U p1)||X(p2)))))))'
Support contains 30 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 256 transition count 470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 256 transition count 470
Applied a total of 6 rules in 10 ms. Remains 256 /259 variables (removed 3) and now considering 470/473 (removed 3) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 08:20:38] [INFO ] Computed 23 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:20:38] [INFO ] Implicit Places using invariants in 405 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 407 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/259 places, 470/473 transitions.
Applied a total of 0 rules in 3 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 422 ms. Remains : 255/259 places, 470/473 transitions.
Stuttering acceptance computed with spot in 277 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-03
Product exploration explored 100000 steps with 4 reset in 337 ms.
Product exploration explored 100000 steps with 0 reset in 343 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 p1 (NOT p0) p2)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 103 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 289 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
RANDOM walk for 40000 steps (8 resets) in 324 ms. (123 steps per ms) remains 2/7 properties
BEST_FIRST walk for 3699 steps (0 resets) in 14 ms. (246 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0) p2)]
False Knowledge obtained : [(F (NOT (AND p1 p2))), (F (NOT (OR (NOT p0) p1 (NOT p2)))), (F (NOT p1)), (F p0), (F (NOT p2)), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR p1 (NOT p2))))]
Knowledge based reduction with 1 factoid took 199 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 303 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Stuttering acceptance computed with spot in 298 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
// Phase 1: matrix 470 rows 255 cols
[2025-06-07 08:20:41] [INFO ] Computed 22 invariants in 3 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:20:41] [INFO ] [Real]Absence check using 22 positive place invariants in 312 ms returned sat
[2025-06-07 08:20:46] [INFO ] [Real]Absence check using state equation in 4546 ms returned sat
[2025-06-07 08:20:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:20:46] [INFO ] [Nat]Absence check using 22 positive place invariants in 42 ms returned sat
[2025-06-07 08:20:46] [INFO ] [Nat]Absence check using state equation in 123 ms returned sat
[2025-06-07 08:20:46] [INFO ] Computed and/alt/rep : 460/770/460 causal constraints (skipped 0 transitions) in 30 ms.
[2025-06-07 08:20:47] [INFO ] Added : 184 causal constraints over 37 iterations in 1009 ms. Result :sat
Could not prove EG p1
[2025-06-07 08:20:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:20:47] [INFO ] [Real]Absence check using 22 positive place invariants in 109 ms returned sat
[2025-06-07 08:20:49] [INFO ] [Real]Absence check using state equation in 1960 ms returned sat
[2025-06-07 08:20:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:20:50] [INFO ] [Nat]Absence check using 22 positive place invariants in 123 ms returned sat
[2025-06-07 08:20:51] [INFO ] [Nat]Absence check using state equation in 1892 ms returned sat
[2025-06-07 08:20:51] [INFO ] Computed and/alt/rep : 460/770/460 causal constraints (skipped 0 transitions) in 26 ms.
[2025-06-07 08:20:54] [INFO ] Added : 238 causal constraints over 48 iterations in 3013 ms. Result :sat
Could not prove EG p2
Support contains 30 out of 255 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 255/255 places, 470/470 transitions.
Applied a total of 0 rules in 5 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
[2025-06-07 08:20:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:20:55] [INFO ] Implicit Places using invariants in 268 ms returned []
[2025-06-07 08:20:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:20:55] [INFO ] Implicit Places using invariants and state equation in 233 ms returned []
Implicit Place search using SMT with State Equation took 502 ms to find 0 implicit places.
Running 460 sub problems to find dead transitions.
[2025-06-07 08:20:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/245 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/245 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (OVERLAPS) 10/255 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (OVERLAPS) 470/725 variables, 255/277 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/725 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 725/725 variables, and 277 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 255/255 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 460 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/245 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/245 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (OVERLAPS) 10/255 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (OVERLAPS) 470/725 variables, 255/277 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/725 variables, 460/737 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 725/725 variables, and 737 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 255/255 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60340ms problems are : Problem set: 0 solved, 460 unsolved
Search for dead transitions found 0 dead transitions in 60344ms
Finished structural reductions in LTL mode , in 1 iterations and 60853 ms. Remains : 255/255 places, 470/470 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 p1 (NOT p0) p2)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 99 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 273 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
RANDOM walk for 40000 steps (8 resets) in 371 ms. (107 steps per ms) remains 2/7 properties
BEST_FIRST walk for 3165 steps (0 resets) in 13 ms. (226 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0) p2)]
False Knowledge obtained : [(F (NOT (AND p1 p2))), (F (NOT (OR (NOT p0) p1 (NOT p2)))), (F (NOT p1)), (F p0), (F (NOT p2)), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR p1 (NOT p2))))]
Knowledge based reduction with 1 factoid took 259 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 290 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Stuttering acceptance computed with spot in 319 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
[2025-06-07 08:21:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:21:57] [INFO ] [Real]Absence check using 22 positive place invariants in 165 ms returned sat
[2025-06-07 08:22:01] [INFO ] [Real]Absence check using state equation in 4180 ms returned sat
[2025-06-07 08:22:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:22:02] [INFO ] [Nat]Absence check using 22 positive place invariants in 48 ms returned sat
[2025-06-07 08:22:02] [INFO ] [Nat]Absence check using state equation in 531 ms returned sat
[2025-06-07 08:22:02] [INFO ] Computed and/alt/rep : 460/770/460 causal constraints (skipped 0 transitions) in 24 ms.
[2025-06-07 08:22:03] [INFO ] Added : 184 causal constraints over 37 iterations in 1143 ms. Result :sat
Could not prove EG p1
[2025-06-07 08:22:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:22:03] [INFO ] [Real]Absence check using 22 positive place invariants in 110 ms returned sat
[2025-06-07 08:22:05] [INFO ] [Real]Absence check using state equation in 1959 ms returned sat
[2025-06-07 08:22:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:22:06] [INFO ] [Nat]Absence check using 22 positive place invariants in 122 ms returned sat
[2025-06-07 08:22:08] [INFO ] [Nat]Absence check using state equation in 1896 ms returned sat
[2025-06-07 08:22:08] [INFO ] Computed and/alt/rep : 460/770/460 causal constraints (skipped 0 transitions) in 24 ms.
[2025-06-07 08:22:11] [INFO ] Added : 238 causal constraints over 48 iterations in 3057 ms. Result :sat
Could not prove EG p2
Stuttering acceptance computed with spot in 309 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Product exploration explored 100000 steps with 2 reset in 309 ms.
Product exploration explored 100000 steps with 0 reset in 416 ms.
Applying partial POR strategy [false, false, false, false, true, false, false]
Stuttering acceptance computed with spot in 284 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Support contains 30 out of 255 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 255/255 places, 470/470 transitions.
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 40 Pre rules applied. Total rules applied 0 place count 255 transition count 510
Deduced a syphon composed of 40 places in 0 ms
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 255 transition count 510
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 80 places in 0 ms
Iterating global reduction 0 with 40 rules applied. Total rules applied 80 place count 255 transition count 510
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 0 with 40 rules applied. Total rules applied 120 place count 255 transition count 470
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 123 place count 252 transition count 350
Deduced a syphon composed of 80 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 126 place count 252 transition count 350
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 156 place count 222 transition count 320
Deduced a syphon composed of 80 places in 1 ms
Iterating global reduction 1 with 30 rules applied. Total rules applied 186 place count 222 transition count 320
Discarding 60 places :
Symmetric choice reduction at 1 with 60 rule applications. Total rules 246 place count 162 transition count 200
Deduced a syphon composed of 50 places in 1 ms
Iterating global reduction 1 with 60 rules applied. Total rules applied 306 place count 162 transition count 200
Discarding 60 places :
Symmetric choice reduction at 1 with 60 rule applications. Total rules 366 place count 102 transition count 140
Deduced a syphon composed of 20 places in 0 ms
Iterating global reduction 1 with 60 rules applied. Total rules applied 426 place count 102 transition count 140
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 1 with 30 rules applied. Total rules applied 456 place count 102 transition count 110
Deduced a syphon composed of 20 places in 0 ms
Applied a total of 456 rules in 37 ms. Remains 102 /255 variables (removed 153) and now considering 110/470 (removed 360) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 08:22:12] [INFO ] Redundant transitions in 2 ms returned []
Running 100 sub problems to find dead transitions.
// Phase 1: matrix 110 rows 102 cols
[2025-06-07 08:22:12] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 100 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:13] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 7 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/92 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (OVERLAPS) 10/102 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 100 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:13] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 2 ms to minimize.
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:13] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 4 ms to minimize.
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:13] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 2 ms to minimize.
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:13] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 2 ms to minimize.
Problem TDEAD14 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:13] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 2 ms to minimize.
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:14] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:14] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 1 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:14] [INFO ] Deduced a trap composed of 6 places in 19 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 08:22:14] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 2 ms to minimize.
Problem TDEAD19 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 9/32 constraints. Problems are: Problem set: 27 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/32 constraints. Problems are: Problem set: 27 solved, 73 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD70 is UNSAT
At refinement iteration 6 (OVERLAPS) 110/212 variables, 102/134 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/212 variables, 0/134 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 8 (OVERLAPS) 0/212 variables, 0/134 constraints. Problems are: Problem set: 30 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Real declared 212/212 variables, and 134 constraints, problems are : Problem set: 30 solved, 70 unsolved in 2943 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 102/102 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 30 solved, 70 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 1/1 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/72 variables, 0/1 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 2 (OVERLAPS) 30/102 variables, 22/23 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 9/32 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/32 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 5 (OVERLAPS) 110/212 variables, 102/134 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 70/204 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/212 variables, 0/204 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 8 (OVERLAPS) 0/212 variables, 0/204 constraints. Problems are: Problem set: 30 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Int declared 212/212 variables, and 204 constraints, problems are : Problem set: 30 solved, 70 unsolved in 2539 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 102/102 constraints, PredecessorRefiner: 70/100 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5489ms problems are : Problem set: 30 solved, 70 unsolved
Search for dead transitions found 30 dead transitions in 5490ms
Found 30 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 30 transitions
Dead transitions reduction (with SMT) removed 30 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 102/255 places, 80/470 transitions.
Graph (complete) has 140 edges and 102 vertex of which 82 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.1 ms
Discarding 20 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 10 ms. Remains 82 /102 variables (removed 20) and now considering 80/80 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 82/255 places, 80/470 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5548 ms. Remains : 82/255 places, 80/470 transitions.
Built C files in :
/tmp/ltsmin3307069139771803776
[2025-06-07 08:22:18] [INFO ] Built C files in 26ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3307069139771803776
Running compilation step : cd /tmp/ltsmin3307069139771803776;'/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 841 ms.
Running link step : cd /tmp/ltsmin3307069139771803776;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin3307069139771803776;'/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/stateBased5281057055363148186.hoa' '--buchi-type=spotba'
LTSmin run took 470 ms.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-03 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-03 finished in 101648 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(G((p1||X(G(p2)))))&&p0)))))'
Support contains 45 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 256 transition count 470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 256 transition count 470
Applied a total of 6 rules in 13 ms. Remains 256 /259 variables (removed 3) and now considering 470/473 (removed 3) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 08:22:20] [INFO ] Computed 23 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:22:20] [INFO ] Implicit Places using invariants in 258 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 269 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/259 places, 470/473 transitions.
Applied a total of 0 rules in 4 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 286 ms. Remains : 255/259 places, 470/473 transitions.
Stuttering acceptance computed with spot in 200 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-04
Product exploration explored 100000 steps with 0 reset in 681 ms.
Product exploration explored 100000 steps with 0 reset in 711 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 93 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 6 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 212 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 14 to 13
RANDOM walk for 40000 steps (8 resets) in 636 ms. (62 steps per ms) remains 4/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 158 ms. (251 steps per ms) remains 4/4 properties
// Phase 1: matrix 470 rows 255 cols
[2025-06-07 08:22:22] [INFO ] Computed 22 invariants in 3 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf3 is UNSAT
Problem apf8 is UNSAT
Problem apf9 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem apf5 is UNSAT
After SMT solving in domain Real declared 235/725 variables, and 12 constraints, problems are : Problem set: 4 solved, 0 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 12/22 constraints, State Equation: 0/255 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 85ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (X (NOT p0))), (G (OR p1 (NOT p0) (NOT p2))), (G (OR p1 (NOT p0) p2)), (G (OR p1 (NOT p0))), (G (OR (NOT p0) p2))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p1) (NOT p2)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR p1 p0 (NOT p2)))), (F p1), (F p2), (F (NOT (AND (NOT p1) (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR p0 (NOT p2))))]
Knowledge based reduction with 6 factoid took 433 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 235 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
[2025-06-07 08:22:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:22:24] [INFO ] [Real]Absence check using 22 positive place invariants in 30 ms returned unsat
Proved EG (NOT p0)
[2025-06-07 08:22:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:22:24] [INFO ] [Real]Absence check using 22 positive place invariants in 77 ms returned unsat
Proved EG (AND (NOT p1) (NOT p2))
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (X (NOT p0))), (G (OR p1 (NOT p0) (NOT p2))), (G (OR p1 (NOT p0) p2)), (G (OR p1 (NOT p0))), (G (OR (NOT p0) p2))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p1) (NOT p2)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR p1 p0 (NOT p2)))), (F p1), (F p2), (F (NOT (AND (NOT p1) (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR p0 (NOT p2)))), (G (NOT p0)), (G (AND (NOT p1) (NOT p2)))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 6 factoid took 425 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-04 FALSE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-04 finished in 4854 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&&X(G(p1)))))'
Support contains 92 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 256 transition count 470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 256 transition count 470
Applied a total of 6 rules in 5 ms. Remains 256 /259 variables (removed 3) and now considering 470/473 (removed 3) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 08:22:24] [INFO ] Computed 23 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:22:25] [INFO ] Implicit Places using invariants in 163 ms returned []
[2025-06-07 08:22:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:22:25] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 384 ms to find 0 implicit places.
Running 460 sub problems to find dead transitions.
[2025-06-07 08:22:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/246 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/246 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (OVERLAPS) 10/256 variables, 21/23 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (OVERLAPS) 470/726 variables, 256/279 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/726 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 726/726 variables, and 279 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 256/256 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 460 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/246 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/246 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (OVERLAPS) 10/256 variables, 21/23 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (OVERLAPS) 470/726 variables, 256/279 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/726 variables, 460/739 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 726/726 variables, and 739 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 256/256 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60362ms problems are : Problem set: 0 solved, 460 unsolved
Search for dead transitions found 0 dead transitions in 60364ms
Starting structural reductions in LTL mode, iteration 1 : 256/259 places, 470/473 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60756 ms. Remains : 256/259 places, 470/473 transitions.
Stuttering acceptance computed with spot in 131 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-07 finished in 60910 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 259 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 259 transition count 470
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 8 place count 256 transition count 468
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 8 place count 256 transition count 428
Deduced a syphon composed of 40 places in 0 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 88 place count 216 transition count 428
Performed 60 Post agglomeration using F-continuation condition.Transition count delta: 60
Deduced a syphon composed of 60 places in 0 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 208 place count 156 transition count 368
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 2 with 38 rules applied. Total rules applied 246 place count 156 transition count 330
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 249 place count 153 transition count 210
Ensure Unique test removed 1 places
Iterating global reduction 3 with 4 rules applied. Total rules applied 253 place count 152 transition count 210
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 283 place count 122 transition count 180
Iterating global reduction 3 with 30 rules applied. Total rules applied 313 place count 122 transition count 180
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 343 place count 92 transition count 120
Iterating global reduction 3 with 30 rules applied. Total rules applied 373 place count 92 transition count 120
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 403 place count 62 transition count 90
Iterating global reduction 3 with 30 rules applied. Total rules applied 433 place count 62 transition count 90
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 3 with 30 rules applied. Total rules applied 463 place count 62 transition count 60
Applied a total of 463 rules in 25 ms. Remains 62 /259 variables (removed 197) and now considering 60/473 (removed 413) transitions.
// Phase 1: matrix 60 rows 62 cols
[2025-06-07 08:23:25] [INFO ] Computed 22 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:25] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-07 08:23:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:25] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 08:23:25] [INFO ] Redundant transitions in 1 ms returned []
Running 50 sub problems to find dead transitions.
[2025-06-07 08:23:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 10/62 variables, 21/22 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 60/122 variables, 62/84 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (OVERLAPS) 0/122 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 84 constraints, problems are : Problem set: 0 solved, 50 unsolved in 967 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 10/62 variables, 21/22 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 60/122 variables, 62/84 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 50/134 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/122 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 134 constraints, problems are : Problem set: 0 solved, 50 unsolved in 1136 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2110ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 2111ms
Starting structural reductions in SI_LTL mode, iteration 1 : 62/259 places, 60/473 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2249 ms. Remains : 62/259 places, 60/473 transitions.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-09
Product exploration explored 100000 steps with 0 reset in 204 ms.
Stack based approach found an accepted trace after 2330 steps with 0 reset with depth 2331 and stack size 2331 in 6 ms.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-09 finished in 2521 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0||X(G(p1))))'
Support contains 2 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 256 transition count 470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 256 transition count 470
Applied a total of 6 rules in 6 ms. Remains 256 /259 variables (removed 3) and now considering 470/473 (removed 3) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 08:23:28] [INFO ] Computed 23 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:28] [INFO ] Implicit Places using invariants in 376 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 377 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/259 places, 470/473 transitions.
Applied a total of 0 rules in 3 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 386 ms. Remains : 255/259 places, 470/473 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 76 steps with 0 reset in 1 ms.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-10 finished in 504 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 259 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 259 transition count 470
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 8 place count 256 transition count 468
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 8 place count 256 transition count 428
Deduced a syphon composed of 40 places in 0 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 88 place count 216 transition count 428
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Deduced a syphon composed of 59 places in 0 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 2 with 118 rules applied. Total rules applied 206 place count 157 transition count 369
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 2 with 38 rules applied. Total rules applied 244 place count 157 transition count 331
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 247 place count 154 transition count 211
Ensure Unique test removed 1 places
Iterating global reduction 3 with 4 rules applied. Total rules applied 251 place count 153 transition count 211
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 281 place count 123 transition count 181
Iterating global reduction 3 with 30 rules applied. Total rules applied 311 place count 123 transition count 181
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 341 place count 93 transition count 121
Iterating global reduction 3 with 30 rules applied. Total rules applied 371 place count 93 transition count 121
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 401 place count 63 transition count 91
Iterating global reduction 3 with 30 rules applied. Total rules applied 431 place count 63 transition count 91
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 3 with 30 rules applied. Total rules applied 461 place count 63 transition count 61
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 479 place count 54 transition count 52
Applied a total of 479 rules in 19 ms. Remains 54 /259 variables (removed 205) and now considering 52/473 (removed 421) transitions.
// Phase 1: matrix 52 rows 54 cols
[2025-06-07 08:23:28] [INFO ] Computed 22 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:28] [INFO ] Implicit Places using invariants in 48 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 53/259 places, 52/473 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 43 transition count 42
Applied a total of 20 rules in 1 ms. Remains 43 /53 variables (removed 10) and now considering 42/52 (removed 10) transitions.
// Phase 1: matrix 42 rows 43 cols
[2025-06-07 08:23:28] [INFO ] Computed 21 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:28] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-07 08:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:28] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 43/259 places, 42/473 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 159 ms. Remains : 43/259 places, 42/473 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-11
Product exploration explored 100000 steps with 0 reset in 209 ms.
Stack based approach found an accepted trace after 132 steps with 0 reset with depth 133 and stack size 132 in 1 ms.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-11 finished in 419 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||X(p1)) U (p2 U X(p0)))))'
Support contains 5 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 257 transition count 471
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 257 transition count 471
Applied a total of 4 rules in 13 ms. Remains 257 /259 variables (removed 2) and now considering 471/473 (removed 2) transitions.
// Phase 1: matrix 471 rows 257 cols
[2025-06-07 08:23:29] [INFO ] Computed 23 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:29] [INFO ] Implicit Places using invariants in 375 ms returned [186]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 376 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 256/259 places, 471/473 transitions.
Applied a total of 0 rules in 3 ms. Remains 256 /256 variables (removed 0) and now considering 471/471 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 392 ms. Remains : 256/259 places, 471/473 transitions.
Stuttering acceptance computed with spot in 303 ms :[(NOT p0), (NOT p0), (NOT p0), true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-13
Product exploration explored 100000 steps with 33333 reset in 206 ms.
Product exploration explored 100000 steps with 33333 reset in 207 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 p2 p0 p1), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 17 ms. Reduced automaton from 8 states, 17 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-13 finished in 1153 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 1 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 256 transition count 470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 256 transition count 470
Applied a total of 6 rules in 7 ms. Remains 256 /259 variables (removed 3) and now considering 470/473 (removed 3) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 08:23:30] [INFO ] Computed 23 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:30] [INFO ] Implicit Places using invariants in 363 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 365 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/259 places, 470/473 transitions.
Applied a total of 0 rules in 2 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 375 ms. Remains : 255/259 places, 470/473 transitions.
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-14
Product exploration explored 100000 steps with 6177 reset in 248 ms.
Product exploration explored 100000 steps with 6232 reset in 256 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 : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 1 factoid took 174 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 58 steps (0 resets) in 6 ms. (8 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 187 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 470 rows 255 cols
[2025-06-07 08:23:31] [INFO ] Computed 22 invariants in 4 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 08:23:32] [INFO ] [Real]Absence check using 22 positive place invariants in 65 ms returned unsat
Proved EG (NOT p0)
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 1 factoid took 206 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-14 FALSE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-14 finished in 1995 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(G((p0||G(p1)))))))'
Support contains 2 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 473/473 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 256 transition count 470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 256 transition count 470
Applied a total of 6 rules in 7 ms. Remains 256 /259 variables (removed 3) and now considering 470/473 (removed 3) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 08:23:32] [INFO ] Computed 23 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 08:23:32] [INFO ] Implicit Places using invariants in 363 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 364 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/259 places, 470/473 transitions.
Applied a total of 0 rules in 3 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 374 ms. Remains : 255/259 places, 470/473 transitions.
Stuttering acceptance computed with spot in 230 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N10-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T4N10-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N10-LTLCardinality-15 finished in 620 ms.
All properties solved by simple procedures.
Total runtime 243725 ms.
BK_STOP 1749284613023
--------------------
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="UtilityControlRoom-PT-Z4T4N10"
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 UtilityControlRoom-PT-Z4T4N10, 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 r240-tall-174915590600899"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T4N10.tgz
mv UtilityControlRoom-PT-Z4T4N10 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;