Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590500812.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-Z2T4N04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590500812
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 23K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 153K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 20K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 90K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 48K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 28K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 36K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 218K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 65K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 308K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.5K 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 47K 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-Z2T4N04-LTLFireability-00
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-01
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-02
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-03
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-04
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-05
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-06
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-07
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-08
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-09
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-10
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-11
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-12
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-13
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-14
FORMULA_NAME UtilityControlRoom-PT-Z2T4N04-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749274768415

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-PT-Z2T4N04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 05:39:29] [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]
[2025-06-07 05:39:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 05:39:30] [INFO ] Load time of PNML (sax parser for PT used): 57 ms
[2025-06-07 05:39:30] [INFO ] Transformed 72 places.
[2025-06-07 05:39:30] [INFO ] Transformed 108 transitions.
[2025-06-07 05:39:30] [INFO ] Parsed PT model containing 72 places and 108 transitions and 340 arcs in 173 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
[2025-06-07 05:39:30] [INFO ] Reduced 4 identical enabling conditions.
Ensure Unique test removed 16 transitions
Reduce redundant transitions removed 16 transitions.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 59 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Applied a total of 0 rules in 8 ms. Remains 72 /72 variables (removed 0) and now considering 92/92 (removed 0) transitions.
// Phase 1: matrix 92 rows 72 cols
[2025-06-07 05:39:30] [INFO ] Computed 11 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:30] [INFO ] Implicit Places using invariants in 190 ms returned [51]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 241 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 71/72 places, 92/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 71 /71 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 268 ms. Remains : 71/72 places, 92/92 transitions.
Support contains 59 out of 71 places after structural reductions.
[2025-06-07 05:39:30] [INFO ] Flatten gal took : 36 ms
[2025-06-07 05:39:30] [INFO ] Flatten gal took : 12 ms
[2025-06-07 05:39:30] [INFO ] Input system was already deterministic with 92 transitions.
Reduction of identical properties reduced properties to check from 22 to 21
RANDOM walk for 4723 steps (0 resets) in 259 ms. (18 steps per ms) remains 0/21 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' '!(X(X(G(p0))))'
Support contains 12 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 12 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 05:39:31] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:31] [INFO ] Implicit Places using invariants in 99 ms returned [42]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 100 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/71 places, 84/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 114 ms. Remains : 62/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 250 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-00
Entered a terminal (fully accepting) state of product in 15 steps with 0 reset in 1 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-00 finished in 431 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 11 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 71 transition count 76
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 40 place count 55 transition count 68
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 40 place count 55 transition count 60
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 56 place count 47 transition count 60
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 2 with 8 rules applied. Total rules applied 64 place count 43 transition count 56
Applied a total of 64 rules in 20 ms. Remains 43 /71 variables (removed 28) and now considering 56/92 (removed 36) transitions.
// Phase 1: matrix 56 rows 43 cols
[2025-06-07 05:39:31] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:31] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-07 05:39:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:31] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 05:39:31] [INFO ] Redundant transitions in 0 ms returned []
Running 44 sub problems to find dead transitions.
[2025-06-07 05:39:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 4/43 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 56/99 variables, 43/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (OVERLAPS) 0/99 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 99/99 variables, and 53 constraints, problems are : Problem set: 0 solved, 44 unsolved in 1278 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 4/43 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 56/99 variables, 43/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 44/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/99 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 0/99 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 99/99 variables, and 97 constraints, problems are : Problem set: 0 solved, 44 unsolved in 1320 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2639ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 2646ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/71 places, 56/92 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2776 ms. Remains : 43/71 places, 56/92 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-01
Product exploration explored 100000 steps with 41015 reset in 289 ms.
Product exploration explored 100000 steps with 40906 reset in 174 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 based reduction with 1 factoid took 191 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 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 193 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2025-06-07 05:39:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 05:39:35] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2025-06-07 05:39:35] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-07 05:39:35] [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 05:39:35] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-06-07 05:39:35] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2025-06-07 05:39:35] [INFO ] Computed and/alt/rep : 44/80/44 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-07 05:39:35] [INFO ] Added : 33 causal constraints over 8 iterations in 68 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 11 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 56/56 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 05:39:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:35] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-07 05:39:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:35] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 05:39:35] [INFO ] Redundant transitions in 1 ms returned []
Running 44 sub problems to find dead transitions.
[2025-06-07 05:39:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 4/43 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 56/99 variables, 43/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (OVERLAPS) 0/99 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 99/99 variables, and 53 constraints, problems are : Problem set: 0 solved, 44 unsolved in 698 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 4/43 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 56/99 variables, 43/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 44/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/99 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 0/99 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 99/99 variables, and 97 constraints, problems are : Problem set: 0 solved, 44 unsolved in 1064 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1774ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1775ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1882 ms. Remains : 43/43 places, 56/56 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 : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 135 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
RANDOM walk for 7 steps (0 resets) in 4 ms. (1 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 170 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
[2025-06-07 05:39:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 05:39:38] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-06-07 05:39:38] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2025-06-07 05:39:38] [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 05:39:38] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-06-07 05:39:38] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2025-06-07 05:39:38] [INFO ] Computed and/alt/rep : 44/80/44 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-07 05:39:38] [INFO ] Added : 33 causal constraints over 8 iterations in 47 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Product exploration explored 100000 steps with 40850 reset in 211 ms.
Product exploration explored 100000 steps with 40834 reset in 199 ms.
Built C files in :
/tmp/ltsmin7620087933437719684
[2025-06-07 05:39:38] [INFO ] Computing symmetric may disable matrix : 56 transitions.
[2025-06-07 05:39:38] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:39:38] [INFO ] Computing symmetric may enable matrix : 56 transitions.
[2025-06-07 05:39:38] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:39:38] [INFO ] Computing Do-Not-Accords matrix : 56 transitions.
[2025-06-07 05:39:38] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:39:38] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7620087933437719684
Running compilation step : cd /tmp/ltsmin7620087933437719684;'/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 344 ms.
Running link step : cd /tmp/ltsmin7620087933437719684;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 61 ms.
Running LTSmin : cd /tmp/ltsmin7620087933437719684;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11702025357652424720.hoa' '--buchi-type=spotba'
LTSmin run took 85 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-01 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-01 finished in 7658 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(X((F(!p0)&&X(F(p1)))))))))'
Support contains 19 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 5 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 05:39:39] [INFO ] Computed 10 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:39] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-07 05:39:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:39] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 05:39:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1742 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2127 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3886ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3886ms
Starting structural reductions in LTL mode, iteration 1 : 63/71 places, 84/92 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3990 ms. Remains : 63/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 347 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-02
Product exploration explored 100000 steps with 10184 reset in 142 ms.
Product exploration explored 100000 steps with 10210 reset in 192 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))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 91 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 331 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
RANDOM walk for 29 steps (0 resets) in 5 ms. (4 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 1 factoid took 133 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 317 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
Stuttering acceptance computed with spot in 329 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
[2025-06-07 05:39:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 05:39:45] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-06-07 05:39:45] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-07 05:39:45] [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 05:39:45] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-06-07 05:39:45] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2025-06-07 05:39:45] [INFO ] Computed and/alt/rep : 80/124/80 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-07 05:39:45] [INFO ] Added : 10 causal constraints over 2 iterations in 25 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 19 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 05:39:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:45] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-07 05:39:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:45] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 05:39:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1765 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2101 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3880ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3880ms
Finished structural reductions in LTL mode , in 1 iterations and 3979 ms. Remains : 63/63 places, 84/84 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 96 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 332 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
RANDOM walk for 26 steps (0 resets) in 4 ms. (5 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 1 factoid took 138 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 347 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
Stuttering acceptance computed with spot in 361 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
[2025-06-07 05:39:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 05:39:50] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2025-06-07 05:39:50] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-07 05:39:50] [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 05:39:50] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-06-07 05:39:50] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2025-06-07 05:39:50] [INFO ] Computed and/alt/rep : 80/124/80 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-07 05:39:50] [INFO ] Added : 10 causal constraints over 2 iterations in 22 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 355 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
Product exploration explored 100000 steps with 10158 reset in 143 ms.
Product exploration explored 100000 steps with 10228 reset in 213 ms.
Applying partial POR strategy [false, false, false, false, false, false, true, true]
Stuttering acceptance computed with spot in 379 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1)]
Support contains 19 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 9 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 05:39:52] [INFO ] Redundant transitions in 1 ms returned []
Running 80 sub problems to find dead transitions.
[2025-06-07 05:39:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1587 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1997 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3595ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3597ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 3612 ms. Remains : 63/63 places, 84/84 transitions.
Built C files in :
/tmp/ltsmin1158559486176278949
[2025-06-07 05:39:55] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1158559486176278949
Running compilation step : cd /tmp/ltsmin1158559486176278949;'/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 172 ms.
Running link step : cd /tmp/ltsmin1158559486176278949;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin1158559486176278949;'/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/stateBased6368468824075176329.hoa' '--buchi-type=spotba'
LTSmin run took 243 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-02 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-02 finished in 16971 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 11 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 3 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
[2025-06-07 05:39:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:56] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-07 05:39:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:39:56] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 05:39:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1693 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2018 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3730ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3730ms
Starting structural reductions in LTL mode, iteration 1 : 63/71 places, 84/92 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3827 ms. Remains : 63/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-03
Product exploration explored 100000 steps with 23686 reset in 161 ms.
Product exploration explored 100000 steps with 23733 reset in 169 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), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 2 factoid took 133 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 67 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 13 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 143 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 63 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
[2025-06-07 05:40:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 05:40:01] [INFO ] [Real]Absence check using 10 positive place invariants in 7 ms returned sat
[2025-06-07 05:40:01] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2025-06-07 05:40:01] [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 05:40:01] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2025-06-07 05:40:01] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2025-06-07 05:40:01] [INFO ] Computed and/alt/rep : 80/124/80 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-07 05:40:01] [INFO ] Added : 44 causal constraints over 9 iterations in 71 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 11 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 63 transition count 76
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 55 transition count 76
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 47 transition count 68
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 40 place count 47 transition count 60
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 1 with 8 rules applied. Total rules applied 48 place count 43 transition count 56
Applied a total of 48 rules in 6 ms. Remains 43 /63 variables (removed 20) and now considering 56/84 (removed 28) transitions.
// Phase 1: matrix 56 rows 43 cols
[2025-06-07 05:40:01] [INFO ] Computed 10 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:01] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-07 05:40:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:01] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 05:40:01] [INFO ] Redundant transitions in 0 ms returned []
Running 44 sub problems to find dead transitions.
[2025-06-07 05:40:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 4/43 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 56/99 variables, 43/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (OVERLAPS) 0/99 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 99/99 variables, and 53 constraints, problems are : Problem set: 0 solved, 44 unsolved in 681 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 4/43 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 56/99 variables, 43/53 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 44/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/99 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 0/99 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 99/99 variables, and 97 constraints, problems are : Problem set: 0 solved, 44 unsolved in 916 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1604ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1605ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/63 places, 56/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1686 ms. Remains : 43/63 places, 56/84 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 : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 174 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 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 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 174 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 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0)]
[2025-06-07 05:40:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 05:40:03] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-06-07 05:40:03] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2025-06-07 05:40:03] [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 05:40:03] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-06-07 05:40:03] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2025-06-07 05:40:03] [INFO ] Computed and/alt/rep : 44/80/44 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-07 05:40:03] [INFO ] Added : 21 causal constraints over 5 iterations in 32 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 40927 reset in 205 ms.
Product exploration explored 100000 steps with 40917 reset in 259 ms.
Built C files in :
/tmp/ltsmin2899371902518254897
[2025-06-07 05:40:04] [INFO ] Computing symmetric may disable matrix : 56 transitions.
[2025-06-07 05:40:04] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:40:04] [INFO ] Computing symmetric may enable matrix : 56 transitions.
[2025-06-07 05:40:04] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:40:04] [INFO ] Computing Do-Not-Accords matrix : 56 transitions.
[2025-06-07 05:40:04] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:40:04] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2899371902518254897
Running compilation step : cd /tmp/ltsmin2899371902518254897;'/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 142 ms.
Running link step : cd /tmp/ltsmin2899371902518254897;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin2899371902518254897;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased673091765061913072.hoa' '--buchi-type=spotba'
LTSmin run took 58 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-03 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-03 finished in 8423 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&&(p1 U G(p0)))))'
Support contains 4 out of 71 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 71 transition count 84
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 63 transition count 84
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 40 place count 51 transition count 72
Applied a total of 40 rules in 8 ms. Remains 51 /71 variables (removed 20) and now considering 72/92 (removed 20) transitions.
// Phase 1: matrix 72 rows 51 cols
[2025-06-07 05:40:04] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:04] [INFO ] Implicit Places using invariants in 50 ms returned [38]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 50/71 places, 72/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 72/72 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 61 ms. Remains : 50/71 places, 72/92 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 153 ms.
Stack based approach found an accepted trace after 40 steps with 0 reset with depth 41 and stack size 41 in 0 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-05 finished in 266 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((X(X(X(F((X(F(p2))&&p1)))))||p0))))'
Support contains 24 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 40 place count 51 transition count 72
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 48 place count 51 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 50 transition count 56
Ensure Unique test removed 1 places
Iterating global reduction 0 with 2 rules applied. Total rules applied 51 place count 49 transition count 56
Applied a total of 51 rules in 15 ms. Remains 49 /71 variables (removed 22) and now considering 56/92 (removed 36) transitions.
// Phase 1: matrix 56 rows 49 cols
[2025-06-07 05:40:04] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:04] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-07 05:40:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:05] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 05:40:05] [INFO ] Redundant transitions in 0 ms returned []
Running 52 sub problems to find dead transitions.
[2025-06-07 05:40:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 4/49 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (OVERLAPS) 56/105 variables, 49/58 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/105 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 0/105 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 58 constraints, problems are : Problem set: 0 solved, 52 unsolved in 857 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 49/49 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 4/49 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (OVERLAPS) 56/105 variables, 49/58 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/105 variables, 52/110 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/105 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (OVERLAPS) 0/105 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 110 constraints, problems are : Problem set: 0 solved, 52 unsolved in 942 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 49/49 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1804ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 1804ms
Starting structural reductions in SI_LTL mode, iteration 1 : 49/71 places, 56/92 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1915 ms. Remains : 49/71 places, 56/92 transitions.
Stuttering acceptance computed with spot in 135 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-06
Product exploration explored 100000 steps with 938 reset in 193 ms.
Stack based approach found an accepted trace after 130 steps with 2 reset with depth 102 and stack size 102 in 1 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-06 finished in 2265 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 16 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 71 transition count 76
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 40 place count 55 transition count 68
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 54 transition count 60
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 54 transition count 60
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 50 transition count 56
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 50 transition count 56
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 66 place count 42 transition count 48
Applied a total of 66 rules in 13 ms. Remains 42 /71 variables (removed 29) and now considering 48/92 (removed 44) transitions.
// Phase 1: matrix 48 rows 42 cols
[2025-06-07 05:40:07] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:07] [INFO ] Implicit Places using invariants in 39 ms returned [29]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 49 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/71 places, 48/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 41 /41 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 64 ms. Remains : 41/71 places, 48/92 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 173 ms.
Stack based approach found an accepted trace after 178 steps with 0 reset with depth 179 and stack size 179 in 1 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-07 finished in 308 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&&G(p1)) U G(p2)) U X(p0)))'
Support contains 4 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 4 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 05:40:07] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:07] [INFO ] Implicit Places using invariants in 46 ms returned [42]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/71 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 52 ms. Remains : 62/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 381 ms :[(NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p2) (NOT p0)), true, (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-09
Entered a terminal (fully accepting) state of product in 18 steps with 3 reset in 1 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-09 finished in 460 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(p1)))))'
Support contains 3 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 3 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
[2025-06-07 05:40:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:07] [INFO ] Implicit Places using invariants in 48 ms returned [42]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/71 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53 ms. Remains : 62/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-10
Product exploration explored 100000 steps with 1776 reset in 126 ms.
Stack based approach found an accepted trace after 329 steps with 3 reset with depth 84 and stack size 84 in 1 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-10 finished in 319 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&F((G(F((p1&&X(p2))))||(F((p1&&X(p2)))&&X(!p0))))))'
Support contains 3 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 2 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
[2025-06-07 05:40:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:08] [INFO ] Implicit Places using invariants in 55 ms returned [42]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 56 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/71 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 59 ms. Remains : 62/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 212 ms :[(OR (NOT p1) (NOT p2) p0), p0, (OR (NOT p1) (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (NOT p2)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-11
Product exploration explored 100000 steps with 34733 reset in 112 ms.
Product exploration explored 100000 steps with 34925 reset in 125 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X p2), (X (NOT p2)), (X (AND p1 (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND p0 p1)), (X (NOT (AND p0 p1))), (X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 721 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[(OR (NOT p2) (AND p0 (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (NOT p2)]
RANDOM walk for 2067 steps (0 resets) in 21 ms. (93 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X p2), (X (NOT p2)), (X (AND p1 (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND p0 p1)), (X (NOT (AND p0 p1))), (X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (OR p1 p2))), (F p0), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT p1)), (F (NOT (OR (NOT p1) p2))), (F (NOT p2))]
Knowledge based reduction with 3 factoid took 950 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p2) (AND p0 (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (NOT p2)]
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p2) (AND p0 (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (NOT p2)]
Support contains 3 out of 62 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
// Phase 1: matrix 84 rows 62 cols
[2025-06-07 05:40:11] [INFO ] Computed 9 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:11] [INFO ] Implicit Places using invariants in 63 ms returned []
[2025-06-07 05:40:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:11] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 05:40:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/62 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/146 variables, 62/71 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/146 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/146 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 146/146 variables, and 71 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1665 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/62 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/146 variables, 62/71 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/146 variables, 80/151 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/146 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/146 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 146/146 variables, and 151 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1963 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3636ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3636ms
Finished structural reductions in LTL mode , in 1 iterations and 3771 ms. Remains : 62/62 places, 84/84 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), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) p0)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND p1 (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND p1 p0)), (X (NOT (AND p1 p0))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (NOT p1))), (X (X p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 755 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(OR (NOT p2) (AND p0 (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (NOT p2)]
RANDOM walk for 2051 steps (0 resets) in 22 ms. (89 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND p1 (NOT p0) p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) p0)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND p1 (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND p1 p0)), (X (NOT (AND p1 p0))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (NOT p1))), (X (X p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (OR p1 p2))), (F p0), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT p1)), (F (NOT (OR (NOT p1) p2))), (F (NOT p2))]
Knowledge based reduction with 3 factoid took 1025 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 176 ms :[(OR (NOT p2) (AND p0 (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (NOT p2)]
Stuttering acceptance computed with spot in 194 ms :[(OR (NOT p2) (AND p0 (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (NOT p2)]
Stuttering acceptance computed with spot in 168 ms :[(OR (NOT p2) (AND p0 (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (NOT p2)]
Product exploration explored 100000 steps with 35047 reset in 105 ms.
Stack based approach found an accepted trace after 54214 steps with 18915 reset with depth 9 and stack size 9 in 60 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-11 finished in 9236 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(G(p0)))'
Support contains 1 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 3 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 05:40:17] [INFO ] Computed 10 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:17] [INFO ] Implicit Places using invariants in 61 ms returned [42]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 62 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/71 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 62/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 96 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-12 finished in 187 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((G(p0) U X(p1))))'
Support contains 2 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 8 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
[2025-06-07 05:40:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:17] [INFO ] Implicit Places using invariants in 56 ms returned [42]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/71 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 62/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 218 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-13
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-13 finished in 298 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&X(G(p1))))'
Support contains 3 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 3 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
[2025-06-07 05:40:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:18] [INFO ] Implicit Places using invariants in 62 ms returned [42]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 65 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/71 places, 84/92 transitions.
Applied a total of 0 rules in 0 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 68 ms. Remains : 62/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p1), true, (OR (NOT p1) p0), (OR (NOT p1) p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-14 finished in 204 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||X(p1)))))))'
Support contains 2 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 63 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 84
Applied a total of 16 rules in 1 ms. Remains 63 /71 variables (removed 8) and now considering 84/92 (removed 8) transitions.
[2025-06-07 05:40:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:18] [INFO ] Implicit Places using invariants in 55 ms returned [42]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 56 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/71 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 59 ms. Remains : 62/71 places, 84/92 transitions.
Stuttering acceptance computed with spot in 240 ms :[true, (NOT p1), (AND p0 (NOT p1)), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N04-LTLFireability-15
Entered a terminal (fully accepting) state of product in 373 steps with 0 reset in 2 ms.
FORMULA UtilityControlRoom-PT-Z2T4N04-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N04-LTLFireability-15 finished in 317 ms.
All properties solved by simple procedures.
Total runtime 48642 ms.

BK_STOP 1749274818554

--------------------
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="UtilityControlRoom-PT-Z2T4N04"
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 UtilityControlRoom-PT-Z2T4N04, 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 r240-tall-174915590500812"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z2T4N04.tgz
mv UtilityControlRoom-PT-Z2T4N04 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 ;