fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r048-tajo-171620398600001
Last Updated
July 7, 2024

About the Execution of ITS-Tools for BridgeAndVehicles-COL-V04P05N02

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
461.712 16771.00 35590.00 46.80 TTFTFTTFFFTTTFFF normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r048-tajo-171620398600001.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is BridgeAndVehicles-COL-V04P05N02, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r048-tajo-171620398600001
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 9.2K Apr 13 01:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Apr 13 01:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Apr 13 01:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Apr 13 01:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 13 01:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Apr 13 01:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Apr 13 01:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Apr 13 01:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 37K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-00
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-01
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-02
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-03
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-04
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-05
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-06
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-07
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-08
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-09
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-10
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-11
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-12
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-13
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-14
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716320746650

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V04P05N02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
CTLCardinality COL
Running Version 202405141337
[2024-05-21 19:45:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-21 19:45:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 19:45:48] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-21 19:45:48] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-21 19:45:48] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 733 ms
[2024-05-21 19:45:48] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 28 PT places and 346.0 transition bindings in 25 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 23 ms.
[2024-05-21 19:45:49] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 5 ms.
[2024-05-21 19:45:49] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Remains 16 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
RANDOM walk for 40000 steps (8 resets) in 1992 ms. (20 steps per ms) remains 40/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 82 ms. (48 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 37 ms. (105 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 72 ms. (54 steps per ms) remains 39/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 35 ms. (111 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 20 ms. (190 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 52 ms. (75 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 10 ms. (363 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4002 steps (8 resets) in 11 ms. (333 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 15 ms. (250 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 15 ms. (250 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 12 ms. (307 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4000 steps (8 resets) in 27 ms. (142 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4002 steps (8 resets) in 19 ms. (200 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 14 ms. (266 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 11 ms. (333 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 17 ms. (222 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4002 steps (8 resets) in 13 ms. (285 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 22 ms. (173 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 27 ms. (142 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4001 steps (8 resets) in 16 ms. (235 steps per ms) remains 39/39 properties
// Phase 1: matrix 10 rows 12 cols
[2024-05-21 19:45:50] [INFO ] Computed 4 invariants in 3 ms
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp21 is UNSAT
Problem AtomicPropp24 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp28 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp30 is UNSAT
Problem AtomicPropp31 is UNSAT
Problem AtomicPropp32 is UNSAT
Problem AtomicPropp35 is UNSAT
Problem AtomicPropp36 is UNSAT
Problem AtomicPropp37 is UNSAT
Problem AtomicPropp38 is UNSAT
Problem AtomicPropp39 is UNSAT
Problem AtomicPropp40 is UNSAT
Problem AtomicPropp41 is UNSAT
Problem AtomicPropp43 is UNSAT
Problem AtomicPropp45 is UNSAT
Problem AtomicPropp46 is UNSAT
Problem AtomicPropp47 is UNSAT
Problem AtomicPropp48 is UNSAT
Problem AtomicPropp50 is UNSAT
Problem AtomicPropp51 is UNSAT
Problem AtomicPropp52 is UNSAT
Problem AtomicPropp53 is UNSAT
Problem AtomicPropp56 is UNSAT
After SMT solving in domain Real declared 12/22 variables, and 4 constraints, problems are : Problem set: 39 solved, 0 unsolved in 176 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/12 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints]
After SMT, in 253ms problems are : Problem set: 39 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 39 atomic propositions for a total of 13 simplifications.
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-21 19:45:50] [INFO ] Initial state reduction rules for CTL removed 5 formulas.
[2024-05-21 19:45:50] [INFO ] Flatten gal took : 16 ms
[2024-05-21 19:45:50] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-21 19:45:50] [INFO ] Flatten gal took : 2 ms
Arc [1:1*[(MOD (ADD $cA 1) 5)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 5) 5) 5)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 3)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2024-05-21 19:45:50] [INFO ] Unfolded HLPN to a Petri net with 28 places and 52 transitions 326 arcs in 41 ms.
[2024-05-21 19:45:50] [INFO ] Unfolded 4 HLPN properties in 0 ms.
Support contains 13 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 52/52 transitions.
Applied a total of 0 rules in 11 ms. Remains 28 /28 variables (removed 0) and now considering 52/52 (removed 0) transitions.
Running 49 sub problems to find dead transitions.
[2024-05-21 19:45:50] [INFO ] Flow matrix only has 34 transitions (discarded 18 similar events)
// Phase 1: matrix 34 rows 28 cols
[2024-05-21 19:45:50] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 19:45:50] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 49 unsolved
[2024-05-21 19:45:51] [INFO ] Deduced a trap composed of 5 places in 60 ms of which 5 ms to minimize.
[2024-05-21 19:45:51] [INFO ] Deduced a trap composed of 7 places in 181 ms of which 1 ms to minimize.
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
[2024-05-21 19:45:51] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 1 ms to minimize.
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 3/8 constraints. Problems are: Problem set: 8 solved, 41 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 8 solved, 41 unsolved
At refinement iteration 3 (OVERLAPS) 2/28 variables, 2/10 constraints. Problems are: Problem set: 8 solved, 41 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/10 constraints. Problems are: Problem set: 8 solved, 41 unsolved
Problem TDEAD4 is UNSAT
Problem TDEAD17 is UNSAT
At refinement iteration 5 (OVERLAPS) 34/62 variables, 28/38 constraints. Problems are: Problem set: 10 solved, 39 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 6/44 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/44 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/62 variables, 0/44 constraints. Problems are: Problem set: 10 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 44 constraints, problems are : Problem set: 10 solved, 39 unsolved in 1208 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 28/28 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 10 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 5/5 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 3/8 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 2/28 variables, 2/10 constraints. Problems are: Problem set: 10 solved, 39 unsolved
[2024-05-21 19:45:52] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 1/11 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/11 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 34/62 variables, 28/39 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 6/45 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 39/84 constraints. Problems are: Problem set: 10 solved, 39 unsolved
[2024-05-21 19:45:52] [INFO ] Deduced a trap composed of 6 places in 126 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 1/85 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/62 variables, 0/85 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 11 (OVERLAPS) 0/62 variables, 0/85 constraints. Problems are: Problem set: 10 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 85 constraints, problems are : Problem set: 10 solved, 39 unsolved in 1074 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 28/28 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 39/49 constraints, Known Traps: 5/5 constraints]
After SMT, in 2328ms problems are : Problem set: 10 solved, 39 unsolved
Search for dead transitions found 10 dead transitions in 2331ms
Found 10 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 10 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 10 transitions.
[2024-05-21 19:45:53] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
// Phase 1: matrix 30 rows 28 cols
[2024-05-21 19:45:53] [INFO ] Computed 9 invariants in 1 ms
[2024-05-21 19:45:53] [INFO ] Implicit Places using invariants in 221 ms returned []
[2024-05-21 19:45:53] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:53] [INFO ] Invariant cache hit.
[2024-05-21 19:45:53] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:45:53] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 291 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 28/28 places, 42/52 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2653 ms. Remains : 28/28 places, 42/52 transitions.
Support contains 13 out of 28 places after structural reductions.
[2024-05-21 19:45:53] [INFO ] Flatten gal took : 7 ms
[2024-05-21 19:45:53] [INFO ] Flatten gal took : 7 ms
[2024-05-21 19:45:53] [INFO ] Input system was already deterministic with 42 transitions.
RANDOM walk for 40000 steps (918 resets) in 619 ms. (64 steps per ms) remains 12/22 properties
BEST_FIRST walk for 40003 steps (264 resets) in 193 ms. (206 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (410 resets) in 186 ms. (213 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (444 resets) in 299 ms. (133 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (264 resets) in 109 ms. (363 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (384 resets) in 158 ms. (251 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (410 resets) in 97 ms. (408 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (444 resets) in 91 ms. (434 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (407 resets) in 96 ms. (412 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (412 resets) in 114 ms. (347 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (417 resets) in 82 ms. (481 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (410 resets) in 87 ms. (454 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (438 resets) in 90 ms. (439 steps per ms) remains 12/12 properties
[2024-05-21 19:45:54] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:54] [INFO ] Invariant cache hit.
[2024-05-21 19:45:54] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp21 is UNSAT
After SMT solving in domain Real declared 15/58 variables, and 4 constraints, problems are : Problem set: 12 solved, 0 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 4/5 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/28 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 45ms problems are : Problem set: 12 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 12 atomic propositions for a total of 4 simplifications.
[2024-05-21 19:45:54] [INFO ] Flatten gal took : 4 ms
[2024-05-21 19:45:54] [INFO ] Flatten gal took : 4 ms
[2024-05-21 19:45:54] [INFO ] Input system was already deterministic with 42 transitions.
Computed a total of 19 stabilizing places and 18 stable transitions
Graph (complete) has 195 edges and 28 vertex of which 26 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Starting structural reductions in SI_CTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Graph (complete) has 195 edges and 28 vertex of which 26 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 25 transition count 41
Applied a total of 3 rules in 9 ms. Remains 25 /28 variables (removed 3) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:45:54] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 25 cols
[2024-05-21 19:45:54] [INFO ] Computed 7 invariants in 3 ms
[2024-05-21 19:45:54] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:45:54] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 437 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:45:55] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 775 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1238ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1238ms
[2024-05-21 19:45:55] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:45:55] [INFO ] Invariant cache hit.
[2024-05-21 19:45:55] [INFO ] Implicit Places using invariants in 32 ms returned [7, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 49 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 23/28 places, 41/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 1299 ms. Remains : 23/28 places, 41/42 transitions.
[2024-05-21 19:45:55] [INFO ] Flatten gal took : 3 ms
[2024-05-21 19:45:55] [INFO ] Flatten gal took : 3 ms
[2024-05-21 19:45:55] [INFO ] Input system was already deterministic with 41 transitions.
[2024-05-21 19:45:55] [INFO ] Flatten gal took : 3 ms
[2024-05-21 19:45:55] [INFO ] Flatten gal took : 3 ms
[2024-05-21 19:45:55] [INFO ] Time to serialize gal into /tmp/CTLCardinality7917287076470274998.gal : 1 ms
[2024-05-21 19:45:55] [INFO ] Time to serialize properties into /tmp/CTLCardinality143256878773697480.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality7917287076470274998.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality143256878773697480.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2246,0.061944,5872,2,1100,5,8670,6,0,135,9020,0


Converting to forward existential form...Done !
original formula: AF(EG((SUR_PONT_A<=ROUTE_A)))
=> equivalent forward existential formula: [FwdG(Init,!(EG((SUR_PONT_A<=ROUTE_A))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t0, t4, t5, t6, t7, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t29, t30, t31...280
dead was empty
(forward)formula 0,1,0.362342,17476,1,0,297,61318,101,113,1046,66034,277
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 26 transition count 42
Applied a total of 2 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 42/42 (removed 0) transitions.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:45:56] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
// Phase 1: matrix 30 rows 26 cols
[2024-05-21 19:45:56] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 19:45:56] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:56] [INFO ] Deduced a trap composed of 5 places in 20 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 38 constraints, problems are : Problem set: 0 solved, 39 unsolved in 714 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 39/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 77 constraints, problems are : Problem set: 0 solved, 39 unsolved in 466 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
After SMT, in 1226ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 1227ms
[2024-05-21 19:45:57] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:57] [INFO ] Invariant cache hit.
[2024-05-21 19:45:57] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-21 19:45:57] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:57] [INFO ] Invariant cache hit.
[2024-05-21 19:45:57] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:45:57] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:45:57] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:57] [INFO ] Invariant cache hit.
[2024-05-21 19:45:57] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:57] [INFO ] Deduced a trap composed of 5 places in 17 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 38 constraints, problems are : Problem set: 0 solved, 39 unsolved in 452 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 39/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 77 constraints, problems are : Problem set: 0 solved, 39 unsolved in 378 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
After SMT, in 863ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 864ms
Starting structural reductions in LTL mode, iteration 1 : 26/28 places, 42/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2169 ms. Remains : 26/28 places, 42/42 transitions.
[2024-05-21 19:45:58] [INFO ] Flatten gal took : 7 ms
[2024-05-21 19:45:58] [INFO ] Flatten gal took : 6 ms
[2024-05-21 19:45:58] [INFO ] Input system was already deterministic with 42 transitions.
[2024-05-21 19:45:58] [INFO ] Flatten gal took : 3 ms
[2024-05-21 19:45:58] [INFO ] Flatten gal took : 3 ms
[2024-05-21 19:45:58] [INFO ] Time to serialize gal into /tmp/CTLCardinality14736661712847949017.gal : 3 ms
[2024-05-21 19:45:58] [INFO ] Time to serialize properties into /tmp/CTLCardinality13902841364211577348.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality14736661712847949017.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality13902841364211577348.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2874,0.055895,5992,2,2161,5,7631,6,0,148,8468,0


Converting to forward existential form...Done !
original formula: (EX(EG((EF(((ATTENTE_B<=(VIDANGE_0+VIDANGE_1))&&(ATTENTE_A<=45))) + AG(A((ATTENTE_A>=1) U (ROUTE_B<=SUR_PONT_B)))))) + AG((EF((CAPACITE<=...178
=> equivalent forward existential formula: [((FwdU((Init * !(EX(EG((E(TRUE U ((ATTENTE_B<=(VIDANGE_0+VIDANGE_1))&&(ATTENTE_A<=45))) + !(E(TRUE U !(!((E(!((...333
Reverse transition relation is NOT exact ! Due to transitions t0, t4, t9, t10, t11, t12, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30, t31, t34, t...267
(forward)formula 0,1,0.917305,40016,1,0,512,125980,115,226,1277,202132,552
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 27 transition count 42
Applied a total of 1 rules in 16 ms. Remains 27 /28 variables (removed 1) and now considering 42/42 (removed 0) transitions.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:45:59] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
// Phase 1: matrix 30 rows 27 cols
[2024-05-21 19:45:59] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 19:45:59] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:59] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 1/27 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 30/57 variables, 27/36 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/57 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/57 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/57 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 57/57 variables, and 40 constraints, problems are : Problem set: 0 solved, 39 unsolved in 603 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 27/27 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 1/27 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 30/57 variables, 27/36 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/57 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/57 variables, 39/79 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:46:00] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/57 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/57 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 11 (OVERLAPS) 0/57 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 57/57 variables, and 80 constraints, problems are : Problem set: 0 solved, 39 unsolved in 647 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 27/27 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 2/2 constraints]
After SMT, in 1266ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 1267ms
[2024-05-21 19:46:00] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:46:00] [INFO ] Invariant cache hit.
[2024-05-21 19:46:00] [INFO ] Implicit Places using invariants in 34 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 47 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/28 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1332 ms. Remains : 25/28 places, 42/42 transitions.
[2024-05-21 19:46:00] [INFO ] Flatten gal took : 2 ms
[2024-05-21 19:46:00] [INFO ] Flatten gal took : 2 ms
[2024-05-21 19:46:00] [INFO ] Input system was already deterministic with 42 transitions.
[2024-05-21 19:46:00] [INFO ] Flatten gal took : 2 ms
[2024-05-21 19:46:00] [INFO ] Flatten gal took : 2 ms
[2024-05-21 19:46:00] [INFO ] Time to serialize gal into /tmp/CTLCardinality10778165566458402689.gal : 1 ms
[2024-05-21 19:46:00] [INFO ] Time to serialize properties into /tmp/CTLCardinality1436600816203284252.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality10778165566458402689.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality1436600816203284252.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2874,0.063879,6752,2,1967,5,10433,6,0,141,11841,0


Converting to forward existential form...Done !
original formula: EX(AF(!(A((SUR_PONT_B<=SORTI_B) U ((VIDANGE_0+VIDANGE_1)<=(CONTROLEUR_0+CONTROLEUR_1))))))
=> equivalent forward existential formula: [(EY(Init) * !(EG(!(!(!((E(!(((VIDANGE_0+VIDANGE_1)<=(CONTROLEUR_0+CONTROLEUR_1))) U (!((SUR_PONT_B<=SORTI_B)) *...292
Reverse transition relation is NOT exact ! Due to transitions t0, t4, t9, t10, t11, t12, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30, t31, t34, t...267
(forward)formula 0,0,0.868045,40924,1,0,412,146567,111,216,1140,226505,364
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Graph (complete) has 195 edges and 28 vertex of which 26 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 25 transition count 41
Applied a total of 3 rules in 3 ms. Remains 25 /28 variables (removed 3) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:01] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 25 cols
[2024-05-21 19:46:01] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 19:46:01] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:01] [INFO ] Deduced a trap composed of 5 places in 93 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 397 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:02] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 588 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1032ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1037ms
[2024-05-21 19:46:02] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:02] [INFO ] Invariant cache hit.
[2024-05-21 19:46:02] [INFO ] Implicit Places using invariants in 35 ms returned [7, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 36 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 23/28 places, 41/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 1079 ms. Remains : 23/28 places, 41/42 transitions.
[2024-05-21 19:46:02] [INFO ] Flatten gal took : 2 ms
[2024-05-21 19:46:02] [INFO ] Flatten gal took : 2 ms
[2024-05-21 19:46:02] [INFO ] Input system was already deterministic with 41 transitions.
[2024-05-21 19:46:02] [INFO ] Flatten gal took : 3 ms
[2024-05-21 19:46:02] [INFO ] Flatten gal took : 2 ms
[2024-05-21 19:46:02] [INFO ] Time to serialize gal into /tmp/CTLCardinality12002282866405528614.gal : 0 ms
[2024-05-21 19:46:02] [INFO ] Time to serialize properties into /tmp/CTLCardinality3161856942468741056.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality12002282866405528614.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality3161856942468741056.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2246,0.048041,5948,2,1100,5,8670,6,0,135,9020,0


Converting to forward existential form...Done !
original formula: EG(AF((SUR_PONT_A>1)))
=> equivalent forward existential formula: [FwdG(Init,!(EG(!((SUR_PONT_A>1)))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t0, t4, t5, t6, t7, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t29, t30, t31...280
dead was empty
(forward)formula 0,0,0.671385,30228,1,0,384,126419,102,157,1040,146354,366
FORMULA BridgeAndVehicles-COL-V04P05N02-CTLCardinality-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

[2024-05-21 19:46:03] [INFO ] Flatten gal took : 3 ms
[2024-05-21 19:46:03] [INFO ] Flatten gal took : 3 ms
Total runtime 15252 ms.

BK_STOP 1716320763421

--------------------
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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -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="BridgeAndVehicles-COL-V04P05N02"
export BK_EXAMINATION="CTLCardinality"
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 2-5568"
echo " Executing tool itstools"
echo " Input is BridgeAndVehicles-COL-V04P05N02, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r048-tajo-171620398600001"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V04P05N02.tgz
mv BridgeAndVehicles-COL-V04P05N02 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;