fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r026-smll-171620167500367
Last Updated
July 7, 2024

About the Execution of ITS-Tools for AutonomousCar-PT-10a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
16206.172 1063652.00 2427590.00 3295.20 TTFTTTFFFTFFTFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r026-smll-171620167500367.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is AutonomousCar-PT-10a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r026-smll-171620167500367
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 17:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 17:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 171K Apr 12 17:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Apr 12 17:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Apr 12 17:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.5M 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 AutonomousCar-PT-10a-ReachabilityFireability-2024-00
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-01
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-02
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-03
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-04
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-05
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-06
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-07
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-08
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-09
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-10
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-11
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-12
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-13
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-14
FORMULA_NAME AutonomousCar-PT-10a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716357785145

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-10a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-22 06:03:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-22 06:03:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 06:03:07] [INFO ] Load time of PNML (sax parser for PT used): 604 ms
[2024-05-22 06:03:07] [INFO ] Transformed 97 places.
[2024-05-22 06:03:07] [INFO ] Transformed 1921 transitions.
[2024-05-22 06:03:07] [INFO ] Found NUPN structural information;
[2024-05-22 06:03:07] [INFO ] Parsed PT model containing 97 places and 1921 transitions and 29152 arcs in 865 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 33 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 423 transitions
Reduce redundant transitions removed 423 transitions.
[2024-05-22 06:03:10] [INFO ] Flatten gal took : 1236 ms
[2024-05-22 06:03:10] [INFO ] Flatten gal took : 720 ms
[2024-05-22 06:03:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6185498088030705583.gal : 304 ms
[2024-05-22 06:03:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10475335497020364728.prop : 28 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6185498088030705583.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10475335497020364728.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (1805 resets) in 14610 ms. (2 steps per ms) remains 13/16 properties
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (101 resets) in 902 ms. (44 steps per ms) remains 12/13 properties
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (139 resets) in 310 ms. (128 steps per ms) remains 11/12 properties
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Loading property file /tmp/ReachabilityCardinality10475335497020364728.prop.
BEST_FIRST walk for 40004 steps (51 resets) in 2571 ms. (15 steps per ms) remains 10/11 properties
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (102 resets) in 173 ms. (229 steps per ms) remains 9/10 properties
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (87 resets) in 585 ms. (68 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (99 resets) in 540 ms. (73 steps per ms) remains 9/9 properties
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :8 after 10
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :10 after 46
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :46 after 56
BEST_FIRST walk for 40004 steps (35 resets) in 918 ms. (43 steps per ms) remains 8/9 properties
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :56 after 298
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :298 after 362
SDD proceeding with computation,16 properties remain. new max is 256
BEST_FIRST walk for 40004 steps (114 resets) in 218 ms. (182 steps per ms) remains 8/8 properties
SDD size :362 after 2116
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :2116 after 7554
BEST_FIRST walk for 40004 steps (62 resets) in 682 ms. (58 steps per ms) remains 7/8 properties
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :7554 after 9858
BEST_FIRST walk for 40004 steps (95 resets) in 486 ms. (82 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (102 resets) in 337 ms. (118 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (100 resets) in 496 ms. (80 steps per ms) remains 7/7 properties
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :9858 after 40314
[2024-05-22 06:03:14] [INFO ] Flow matrix only has 1497 transitions (discarded 1 similar events)
// Phase 1: matrix 1497 rows 97 cols
[2024-05-22 06:03:14] [INFO ] Computed 15 invariants in 68 ms
[2024-05-22 06:03:14] [INFO ] State equation strengthened by 403 read => feed constraints.
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :40314 after 242978
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem AutonomousCar-PT-10a-ReachabilityFireability-2024-08 is UNSAT
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem AutonomousCar-PT-10a-ReachabilityFireability-2024-13 is UNSAT
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 31/91 variables, 13/73 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 31/104 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 0/104 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 6/97 variables, 2/106 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/97 variables, 6/112 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/97 variables, 0/112 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1496/1593 variables, 97/209 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1593 variables, 402/611 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1593 variables, 0/611 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 1/1594 variables, 1/612 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1594 variables, 0/612 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 0/1594 variables, 0/612 constraints. Problems are: Problem set: 2 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1594/1594 variables, and 612 constraints, problems are : Problem set: 2 solved, 5 unsolved in 1869 ms.
Refiners :[Domain max(s): 97/97 constraints, Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 97/97 constraints, ReadFeed: 403/403 constraints, PredecessorRefiner: 7/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Problem AutonomousCar-PT-10a-ReachabilityFireability-2024-04 is UNSAT
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
Problem AutonomousCar-PT-10a-ReachabilityFireability-2024-05 is UNSAT
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem AutonomousCar-PT-10a-ReachabilityFireability-2024-12 is UNSAT
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 32/91 variables, 13/72 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 32/104 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 0/104 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/97 variables, 2/106 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/97 variables, 6/112 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/97 variables, 0/112 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1496/1593 variables, 97/209 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1593 variables, 402/611 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1593 variables, 0/611 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/1594 variables, 1/612 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1594 variables, 0/612 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/1594 variables, 0/612 constraints. Problems are: Problem set: 5 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1594/1594 variables, and 612 constraints, problems are : Problem set: 5 solved, 2 unsolved in 1243 ms.
Refiners :[Domain max(s): 97/97 constraints, Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 97/97 constraints, ReadFeed: 403/403 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 4375ms problems are : Problem set: 5 solved, 2 unsolved
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :242978 after 1.46928e+06
Parikh walk visited 0 properties in 2604 ms.
Support contains 40 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 1498/1498 transitions.
Graph (complete) has 1257 edges and 97 vertex of which 95 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.40 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 95 transition count 1488
Reduce places removed 6 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 8 rules applied. Total rules applied 17 place count 89 transition count 1486
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 19 place count 87 transition count 1486
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 19 place count 87 transition count 1484
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 23 place count 85 transition count 1484
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 29 place count 79 transition count 1418
Iterating global reduction 3 with 6 rules applied. Total rules applied 35 place count 79 transition count 1418
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 37 place count 78 transition count 1417
Free-agglomeration rule applied 8 times.
Iterating global reduction 3 with 8 rules applied. Total rules applied 45 place count 78 transition count 1409
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 3 with 68 rules applied. Total rules applied 113 place count 70 transition count 1349
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 114 place count 70 transition count 1349
Applied a total of 114 rules in 781 ms. Remains 70 /97 variables (removed 27) and now considering 1349/1498 (removed 149) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 803 ms. Remains : 70/97 places, 1349/1498 transitions.
RANDOM walk for 40000 steps (134 resets) in 1670 ms. (23 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (99 resets) in 225 ms. (177 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (98 resets) in 675 ms. (59 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 304146 steps, run timeout after 3001 ms. (steps per millisecond=101 ) properties seen :0 out of 2
Probabilistic random walk after 304146 steps, saw 50177 distinct states, run finished after 3007 ms. (steps per millisecond=101 ) properties seen :0
// Phase 1: matrix 1349 rows 70 cols
[2024-05-22 06:03:26] [INFO ] Computed 15 invariants in 22 ms
[2024-05-22 06:03:26] [INFO ] State equation strengthened by 283 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 25/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5/70 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1349/1419 variables, 70/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1419 variables, 283/368 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1419 variables, 0/368 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/1419 variables, 0/368 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1419/1419 variables, and 368 constraints, problems are : Problem set: 0 solved, 2 unsolved in 707 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 70/70 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 25/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5/70 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1349/1419 variables, 70/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1419 variables, 283/368 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1419 variables, 0/368 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/1419 variables, 0/368 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1419/1419 variables, and 368 constraints, problems are : Problem set: 0 solved, 2 unsolved in 881 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 70/70 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 1845ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2321 ms.
Support contains 40 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 1349/1349 transitions.
Applied a total of 0 rules in 119 ms. Remains 70 /70 variables (removed 0) and now considering 1349/1349 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119 ms. Remains : 70/70 places, 1349/1349 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 1349/1349 transitions.
Applied a total of 0 rules in 119 ms. Remains 70 /70 variables (removed 0) and now considering 1349/1349 (removed 0) transitions.
[2024-05-22 06:03:30] [INFO ] Invariant cache hit.
[2024-05-22 06:03:30] [INFO ] Implicit Places using invariants in 81 ms returned []
[2024-05-22 06:03:30] [INFO ] Invariant cache hit.
[2024-05-22 06:03:31] [INFO ] State equation strengthened by 283 read => feed constraints.
[2024-05-22 06:03:31] [INFO ] Implicit Places using invariants and state equation in 614 ms returned [66, 68]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 725 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 68/70 places, 1349/1349 transitions.
Applied a total of 0 rules in 115 ms. Remains 68 /68 variables (removed 0) and now considering 1349/1349 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 961 ms. Remains : 68/70 places, 1349/1349 transitions.
RANDOM walk for 40000 steps (137 resets) in 3803 ms. (10 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (91 resets) in 157 ms. (253 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (97 resets) in 510 ms. (78 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 318626 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :0 out of 2
Probabilistic random walk after 318626 steps, saw 52560 distinct states, run finished after 3001 ms. (steps per millisecond=106 ) properties seen :0
// Phase 1: matrix 1349 rows 68 cols
[2024-05-22 06:03:35] [INFO ] Computed 13 invariants in 13 ms
[2024-05-22 06:03:35] [INFO ] State equation strengthened by 283 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 25/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1347/1412 variables, 65/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1412 variables, 282/360 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1412 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 5/1417 variables, 3/363 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1417 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1417 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/1417 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1417/1417 variables, and 364 constraints, problems are : Problem set: 0 solved, 2 unsolved in 748 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 68/68 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 25/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1347/1412 variables, 65/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1412 variables, 282/360 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1412 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 5/1417 variables, 3/363 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1417 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1417 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/1417 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1417/1417 variables, and 364 constraints, problems are : Problem set: 0 solved, 2 unsolved in 867 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 68/68 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 1847ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,16 properties remain. new max is 16384
SDD size :1.46928e+06 after 5.89261e+06
Parikh walk visited 0 properties in 2056 ms.
Support contains 40 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 1349/1349 transitions.
Applied a total of 0 rules in 94 ms. Remains 68 /68 variables (removed 0) and now considering 1349/1349 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94 ms. Remains : 68/68 places, 1349/1349 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 1349/1349 transitions.
Applied a total of 0 rules in 93 ms. Remains 68 /68 variables (removed 0) and now considering 1349/1349 (removed 0) transitions.
[2024-05-22 06:03:39] [INFO ] Invariant cache hit.
[2024-05-22 06:03:40] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-22 06:03:40] [INFO ] Invariant cache hit.
[2024-05-22 06:03:40] [INFO ] State equation strengthened by 283 read => feed constraints.
[2024-05-22 06:03:40] [INFO ] Implicit Places using invariants and state equation in 588 ms returned []
Implicit Place search using SMT with State Equation took 649 ms to find 0 implicit places.
[2024-05-22 06:03:40] [INFO ] Redundant transitions in 127 ms returned []
Running 1348 sub problems to find dead transitions.
[2024-05-22 06:03:40] [INFO ] Invariant cache hit.
[2024-05-22 06:03:40] [INFO ] State equation strengthened by 283 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/67 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1348 unsolved
At refinement iteration 1 (OVERLAPS) 1/68 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1348 unsolved
[2024-05-22 06:04:31] [INFO ] Deduced a trap composed of 5 places in 1602 ms of which 40 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1348 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 68/1417 variables, and 14 constraints, problems are : Problem set: 0 solved, 1348 unsolved in 30075 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/68 constraints, ReadFeed: 0/283 constraints, PredecessorRefiner: 1348/42 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1348 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/67 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1348 unsolved
At refinement iteration 1 (OVERLAPS) 1/68 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1348 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1348 unsolved
Problem TDEAD1348 is UNSAT
At refinement iteration 4 (OVERLAPS) 1349/1417 variables, 68/82 constraints. Problems are: Problem set: 1 solved, 1347 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1417 variables, 283/365 constraints. Problems are: Problem set: 1 solved, 1347 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1417 variables, 41/406 constraints. Problems are: Problem set: 1 solved, 1347 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1417/1417 variables, and 406 constraints, problems are : Problem set: 1 solved, 1347 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 68/68 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 1347/42 constraints, Known Traps: 1/1 constraints]
After SMT, in 88478ms problems are : Problem set: 1 solved, 1347 unsolved
Search for dead transitions found 1 dead transitions in 88508ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 68/68 places, 1348/1349 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 68 transition count 1347
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 67 transition count 1347
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 66 transition count 1346
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 66 transition count 1346
Applied a total of 4 rules in 181 ms. Remains 66 /68 variables (removed 2) and now considering 1346/1348 (removed 2) transitions.
// Phase 1: matrix 1346 rows 66 cols
[2024-05-22 06:05:09] [INFO ] Computed 14 invariants in 10 ms
[2024-05-22 06:05:09] [INFO ] Implicit Places using invariants in 147 ms returned [65]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 152 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 65/68 places, 1346/1349 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 64 transition count 1345
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 64 transition count 1345
Applied a total of 2 rules in 111 ms. Remains 64 /65 variables (removed 1) and now considering 1345/1346 (removed 1) transitions.
// Phase 1: matrix 1345 rows 64 cols
[2024-05-22 06:05:09] [INFO ] Computed 13 invariants in 8 ms
[2024-05-22 06:05:09] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-22 06:05:09] [INFO ] Invariant cache hit.
[2024-05-22 06:05:10] [INFO ] State equation strengthened by 281 read => feed constraints.
[2024-05-22 06:05:10] [INFO ] Implicit Places using invariants and state equation in 557 ms returned []
Implicit Place search using SMT with State Equation took 626 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 64/68 places, 1345/1349 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 90476 ms. Remains : 64/68 places, 1345/1349 transitions.
RANDOM walk for 40000 steps (51 resets) in 1695 ms. (23 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (84 resets) in 152 ms. (261 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (94 resets) in 656 ms. (60 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 326891 steps, run timeout after 3001 ms. (steps per millisecond=108 ) properties seen :0 out of 2
Probabilistic random walk after 326891 steps, saw 51844 distinct states, run finished after 3001 ms. (steps per millisecond=108 ) properties seen :0
[2024-05-22 06:05:14] [INFO ] Invariant cache hit.
[2024-05-22 06:05:14] [INFO ] State equation strengthened by 281 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 24/64 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1345/1409 variables, 64/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1409 variables, 281/358 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1409 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/1409 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1409/1409 variables, and 358 constraints, problems are : Problem set: 0 solved, 2 unsolved in 656 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 64/64 constraints, ReadFeed: 281/281 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 24/64 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1345/1409 variables, 64/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1409 variables, 281/358 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1409 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/1409 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1409/1409 variables, and 358 constraints, problems are : Problem set: 0 solved, 2 unsolved in 750 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 64/64 constraints, ReadFeed: 281/281 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 1558ms problems are : Problem set: 0 solved, 2 unsolved
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-03 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 1608 ms.
Support contains 39 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 1345/1345 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 63 transition count 1334
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 63 transition count 1334
Applied a total of 2 rules in 101 ms. Remains 63 /64 variables (removed 1) and now considering 1334/1345 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 63/64 places, 1334/1345 transitions.
RANDOM walk for 40000 steps (73 resets) in 1589 ms. (25 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (100 resets) in 622 ms. (64 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 442836 steps, run timeout after 3001 ms. (steps per millisecond=147 ) properties seen :0 out of 1
Probabilistic random walk after 442836 steps, saw 68823 distinct states, run finished after 3001 ms. (steps per millisecond=147 ) properties seen :0
// Phase 1: matrix 1334 rows 63 cols
[2024-05-22 06:05:21] [INFO ] Computed 13 invariants in 22 ms
[2024-05-22 06:05:21] [INFO ] State equation strengthened by 271 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 24/63 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1334/1397 variables, 63/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1397 variables, 271/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1397 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/1397 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1397/1397 variables, and 347 constraints, problems are : Problem set: 0 solved, 1 unsolved in 515 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 63/63 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 24/63 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1334/1397 variables, 63/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1397 variables, 271/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1397 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/1397 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1397/1397 variables, and 347 constraints, problems are : Problem set: 0 solved, 1 unsolved in 642 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 63/63 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 1412ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 464 ms.
Support contains 39 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 1334/1334 transitions.
Applied a total of 0 rules in 90 ms. Remains 63 /63 variables (removed 0) and now considering 1334/1334 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 63/63 places, 1334/1334 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 1334/1334 transitions.
Applied a total of 0 rules in 106 ms. Remains 63 /63 variables (removed 0) and now considering 1334/1334 (removed 0) transitions.
[2024-05-22 06:05:23] [INFO ] Invariant cache hit.
[2024-05-22 06:05:23] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-05-22 06:05:23] [INFO ] Invariant cache hit.
[2024-05-22 06:05:23] [INFO ] State equation strengthened by 271 read => feed constraints.
[2024-05-22 06:05:23] [INFO ] Implicit Places using invariants and state equation in 581 ms returned []
Implicit Place search using SMT with State Equation took 633 ms to find 0 implicit places.
[2024-05-22 06:05:23] [INFO ] Redundant transitions in 117 ms returned []
Running 1333 sub problems to find dead transitions.
[2024-05-22 06:05:23] [INFO ] Invariant cache hit.
[2024-05-22 06:05:23] [INFO ] State equation strengthened by 271 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
[2024-05-22 06:06:13] [INFO ] Deduced a trap composed of 23 places in 1260 ms of which 19 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 63/1397 variables, and 14 constraints, problems are : Problem set: 0 solved, 1333 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/63 constraints, ReadFeed: 0/271 constraints, PredecessorRefiner: 1333/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1333 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
At refinement iteration 4 (OVERLAPS) 1334/1397 variables, 63/77 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1397 variables, 271/348 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1397 variables, 38/386 constraints. Problems are: Problem set: 0 solved, 1333 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1397/1397 variables, and 386 constraints, problems are : Problem set: 0 solved, 1333 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 63/63 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 1333/38 constraints, Known Traps: 1/1 constraints]
After SMT, in 88992ms problems are : Problem set: 0 solved, 1333 unsolved
Search for dead transitions found 0 dead transitions in 89012ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 89881 ms. Remains : 63/63 places, 1334/1334 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 81 ms. Remains 63 /63 variables (removed 0) and now considering 1334/1334 (removed 0) transitions.
Running SMT prover for 1 properties.
[2024-05-22 06:06:53] [INFO ] Invariant cache hit.
[2024-05-22 06:06:53] [INFO ] After 39ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 06:06:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 4 ms returned sat
SMT process timed out, exceeded limit of 225
[2024-05-22 06:06:53] [INFO ] After 501ms SMT Verify possible using After timeout in natural domain returned unsat :0 sat :1
[2024-05-22 06:06:53] [INFO ] After 573ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-22 06:06:53] [INFO ] Flatten gal took : 197 ms
[2024-05-22 06:06:54] [INFO ] Flatten gal took : 183 ms
[2024-05-22 06:06:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14127812631444870258.gal : 63 ms
[2024-05-22 06:06:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3846079435813964106.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14127812631444870258.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3846079435813964106.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
SDD proceeding with computation,16 properties remain. new max is 32768
Loading property file /tmp/ReachabilityCardinality3846079435813964106.prop.
SDD size :5.89261e+06 after 2.3681e+07
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 8
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :8 after 30
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :30 after 122
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :122 after 618
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :618 after 2514
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2514 after 18770
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :18770 after 22506
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :22506 after 1.45095e+06
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.45095e+06 after 3.78019e+06
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3.78019e+06 after 1.21756e+07
Detected timeout of ITS tools.
[2024-05-22 06:07:09] [INFO ] Flatten gal took : 179 ms
[2024-05-22 06:07:09] [INFO ] Applying decomposition
[2024-05-22 06:07:09] [INFO ] Flatten gal took : 180 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph4759421903371890871.txt' '-o' '/tmp/graph4759421903371890871.bin' '-w' '/tmp/graph4759421903371890871.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4759421903371890871.bin' '-l' '-1' '-v' '-w' '/tmp/graph4759421903371890871.weights' '-q' '0' '-e' '0.001'
[2024-05-22 06:07:10] [INFO ] Decomposing Gal with order
[2024-05-22 06:07:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-22 06:07:12] [INFO ] Removed a total of 12269 redundant transitions.
[2024-05-22 06:07:12] [INFO ] Flatten gal took : 944 ms
[2024-05-22 06:07:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 39 labels/synchronizations in 259 ms.
[2024-05-22 06:07:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14216849196839223677.gal : 27 ms
[2024-05-22 06:07:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4098431846217205539.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14216849196839223677.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4098431846217205539.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality4098431846217205539.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 655362
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :655362 after 3.43757e+06
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 34715 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2024-05-22 06:07:27] [INFO ] Flatten gal took : 222 ms
[2024-05-22 06:07:27] [INFO ] Applying decomposition
[2024-05-22 06:07:28] [INFO ] Flatten gal took : 218 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph8985335731870019434.txt' '-o' '/tmp/graph8985335731870019434.bin' '-w' '/tmp/graph8985335731870019434.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8985335731870019434.bin' '-l' '-1' '-v' '-w' '/tmp/graph8985335731870019434.weights' '-q' '0' '-e' '0.001'
[2024-05-22 06:07:28] [INFO ] Decomposing Gal with order
[2024-05-22 06:07:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-22 06:07:29] [INFO ] Removed a total of 13128 redundant transitions.
[2024-05-22 06:07:29] [INFO ] Flatten gal took : 335 ms
[2024-05-22 06:07:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 78 labels/synchronizations in 157 ms.
[2024-05-22 06:07:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9338128266321814963.gal : 16 ms
[2024-05-22 06:07:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality44313505269382657.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9338128266321814963.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality44313505269382657.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...305
Loading property file /tmp/ReachabilityCardinality44313505269382657.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :2 after 114
ITS-tools command line returned an error code 137
[2024-05-22 06:14:46] [INFO ] Flatten gal took : 139 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin11466212023484774792
[2024-05-22 06:14:46] [INFO ] Computing symmetric may disable matrix : 1334 transitions.
[2024-05-22 06:14:46] [INFO ] Applying decomposition
[2024-05-22 06:14:46] [INFO ] Flatten gal took : 235 ms
[2024-05-22 06:14:46] [INFO ] Computation of Complete disable matrix. took 674 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-22 06:14:46] [INFO ] Computing symmetric may enable matrix : 1334 transitions.
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph12040775186627754116.txt' '-o' '/tmp/graph12040775186627754116.bin' '-w' '/tmp/graph12040775186627754116.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph12040775186627754116.bin' '-l' '-1' '-v' '-w' '/tmp/graph12040775186627754116.weights' '-q' '0' '-e' '0.001'
[2024-05-22 06:14:46] [INFO ] Decomposing Gal with order
[2024-05-22 06:14:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-22 06:14:47] [INFO ] Computation of Complete enable matrix. took 101 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-22 06:14:47] [INFO ] Removed a total of 12268 redundant transitions.
[2024-05-22 06:14:47] [INFO ] Flatten gal took : 254 ms
[2024-05-22 06:14:47] [INFO ] Computing Do-Not-Accords matrix : 1334 transitions.
[2024-05-22 06:14:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 42 labels/synchronizations in 93 ms.
[2024-05-22 06:14:47] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability14067738631303082269.gal : 15 ms
[2024-05-22 06:14:47] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability13871597820484014944.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability14067738631303082269.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability13871597820484014944.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
[2024-05-22 06:14:47] [INFO ] Computation of Completed DNA matrix. took 149 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-22 06:14:47] [INFO ] Built C files in 1716ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11466212023484774792
Running compilation step : cd /tmp/ltsmin11466212023484774792;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Loading property file /tmp/ReachabilityFireability13871597820484014944.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :2 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 6
Compilation finished in 20162 ms.
Running link step : cd /tmp/ltsmin11466212023484774792;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 158 ms.
Running LTSmin : cd /tmp/ltsmin11466212023484774792;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'AutonomousCarPT10aReachabilityFireability202415==true'
Invariant property AutonomousCar-PT-10a-ReachabilityFireability-2024-15 does not hold.
FORMULA AutonomousCar-PT-10a-ReachabilityFireability-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 9 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,2.16757e+07,166.743,1892464,7435,190,333956,929,2723,2.37644e+07,89,5463,0
Total reachable state count : 21675717

Verifying 1 reachability properties.
Invariant property AutonomousCar-PT-10a-ReachabilityFireability-2024-15 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
AutonomousCar-PT-10a-ReachabilityFireability-2024-15,122880,171.805,1892464,743,26,333956,929,3223,2.37644e+07,157,5463,0
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 1061812 ms.

BK_STOP 1716358848797

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="AutonomousCar-PT-10a"
export BK_EXAMINATION="ReachabilityFireability"
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 AutonomousCar-PT-10a, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r026-smll-171620167500367"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-10a.tgz
mv AutonomousCar-PT-10a execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;