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-171620399000183.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-PT-V20P10N10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r048-tajo-171620399000183
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 14K Apr 13 01:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 13 01:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 84K Apr 13 01:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 347K Apr 13 01:24 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 5.6K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 13 01:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Apr 13 01:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 207K Apr 13 01:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 842K Apr 13 01:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.8K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 434K 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-PT-V20P10N10-ReachabilityFireability-2024-00
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-01
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-02
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-03
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-04
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-05
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-06
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-07
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-08
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-09
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-10
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-11
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-12
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-13
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-14
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716325851790

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V20P10N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-21 21:10:52] [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]
[2024-05-21 21:10:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 21:10:53] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2024-05-21 21:10:53] [INFO ] Transformed 68 places.
[2024-05-21 21:10:53] [INFO ] Transformed 548 transitions.
[2024-05-21 21:10:53] [INFO ] Parsed PT model containing 68 places and 548 transitions and 4070 arcs in 198 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 53 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-21 21:10:54] [INFO ] Flatten gal took : 216 ms
[2024-05-21 21:10:54] [INFO ] Flatten gal took : 154 ms
[2024-05-21 21:10:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16643875582856248522.gal : 48 ms
RANDOM walk for 40000 steps (224 resets) in 3514 ms. (11 steps per ms) remains 8/14 properties
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2024-05-21 21:10:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6947124215448165798.prop : 41 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/ReachabilityCardinality16643875582856248522.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6947124215448165798.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
Loading property file /tmp/ReachabilityCardinality6947124215448165798.prop.
BEST_FIRST walk for 40004 steps (107 resets) in 2777 ms. (14 steps per ms) remains 8/8 properties
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 2
Reachability property BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-07 is true.
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :2 after 6
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :6 after 12
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :12 after 29
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :29 after 56
BEST_FIRST walk for 40002 steps (96 resets) in 2270 ms. (17 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (84 resets) in 441 ms. (90 steps per ms) remains 8/8 properties
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :56 after 242
BEST_FIRST walk for 40004 steps (83 resets) in 459 ms. (86 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (87 resets) in 518 ms. (77 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (90 resets) in 586 ms. (68 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (86 resets) in 406 ms. (98 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (83 resets) in 401 ms. (99 steps per ms) remains 8/8 properties
[2024-05-21 21:10:56] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 68 cols
[2024-05-21 21:10:56] [INFO ] Computed 7 invariants in 9 ms
[2024-05-21 21:10:56] [INFO ] State equation strengthened by 22 read => feed constraints.
Problem BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-00 is UNSAT
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-04 is UNSAT
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-04 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-08 is UNSAT
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-11 is UNSAT
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/5 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 2/68 variables, 2/7 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 130/198 variables, 68/75 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 22/97 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 0/97 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/198 variables, 0/97 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 97 constraints, problems are : Problem set: 4 solved, 4 unsolved in 491 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 18/68 variables, 6/7 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 130/198 variables, 68/75 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 22/97 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 4/101 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 0/101 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/198 variables, 0/101 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 198/198 variables, and 101 constraints, problems are : Problem set: 4 solved, 4 unsolved in 908 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 4/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 2044ms problems are : Problem set: 4 solved, 4 unsolved
Parikh walk visited 0 properties in 782 ms.
Support contains 50 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 562 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 65 transition count 547
Applied a total of 3 rules in 62 ms. Remains 65 /68 variables (removed 3) and now considering 547/548 (removed 1) transitions.
Running 544 sub problems to find dead transitions.
[2024-05-21 21:10:59] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2024-05-21 21:10:59] [INFO ] Computed 5 invariants in 2 ms
[2024-05-21 21:10:59] [INFO ] State equation strengthened by 22 read => feed constraints.
Invariant property BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-01 does not hold.
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :242 after 706
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 544 unsolved
[2024-05-21 21:11:02] [INFO ] Deduced a trap composed of 5 places in 86 ms of which 8 ms to minimize.
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :706 after 708
[2024-05-21 21:11:03] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 1 ms to minimize.
Problem TDEAD307 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
[2024-05-21 21:11:04] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 0 ms to minimize.
Problem TDEAD87 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD219 is UNSAT
Problem TDEAD230 is UNSAT
Problem TDEAD241 is UNSAT
Problem TDEAD252 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD296 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 3/8 constraints. Problems are: Problem set: 40 solved, 504 unsolved
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :708 after 711
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 40 solved, 504 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 3 (OVERLAPS) 129/194 variables, 65/73 constraints. Problems are: Problem set: 42 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 22/95 constraints. Problems are: Problem set: 42 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 0/95 constraints. Problems are: Problem set: 42 solved, 502 unsolved
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :711 after 1606
At refinement iteration 6 (OVERLAPS) 0/194 variables, 0/95 constraints. Problems are: Problem set: 42 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 95 constraints, problems are : Problem set: 42 solved, 502 unsolved in 12576 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 65/65 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 42 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 3/8 constraints. Problems are: Problem set: 42 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 42 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 129/194 variables, 65/73 constraints. Problems are: Problem set: 42 solved, 502 unsolved
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :1606 after 1656
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 22/95 constraints. Problems are: Problem set: 42 solved, 502 unsolved
Invariant property BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-15 does not hold.
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 502/597 constraints. Problems are: Problem set: 42 solved, 502 unsolved
Reachability property BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-10 is true.
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 0/597 constraints. Problems are: Problem set: 42 solved, 502 unsolved
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :1656 after 3200
Reachability property BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-12 is true.
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 7 (OVERLAPS) 0/194 variables, 0/597 constraints. Problems are: Problem set: 42 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 597 constraints, problems are : Problem set: 42 solved, 502 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 65/65 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 502/544 constraints, Known Traps: 3/3 constraints]
After SMT, in 33974ms problems are : Problem set: 42 solved, 502 unsolved
Search for dead transitions found 42 dead transitions in 33983ms
Found 42 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 42 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 42 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 65/68 places, 505/548 transitions.
Applied a total of 0 rules in 28 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34105 ms. Remains : 65/68 places, 505/548 transitions.
RANDOM walk for 40000 steps (224 resets) in 247 ms. (161 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (87 resets) in 169 ms. (235 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1138453 steps, run timeout after 3001 ms. (steps per millisecond=379 ) properties seen :0 out of 1
Probabilistic random walk after 1138453 steps, saw 273118 distinct states, run finished after 3008 ms. (steps per millisecond=378 ) properties seen :0
[2024-05-21 21:11:36] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 21:11:36] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 21:11:36] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 42/60 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 124/185 variables, 61/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 20/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 5/190 variables, 4/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/190 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/190 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 92 constraints, problems are : Problem set: 0 solved, 1 unsolved in 151 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 42/60 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 124/185 variables, 61/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 20/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 5/190 variables, 4/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/190 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 1 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 335ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 10 ms.
Support contains 18 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 505/505 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 63 transition count 504
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 62 transition count 503
Applied a total of 5 rules in 42 ms. Remains 62 /65 variables (removed 3) and now considering 503/505 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 62/65 places, 503/505 transitions.
RANDOM walk for 40000 steps (308 resets) in 354 ms. (112 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (149 resets) in 187 ms. (212 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1143816 steps, run timeout after 3001 ms. (steps per millisecond=381 ) properties seen :0 out of 1
Probabilistic random walk after 1143816 steps, saw 310089 distinct states, run finished after 3001 ms. (steps per millisecond=381 ) properties seen :0
[2024-05-21 21:11:40] [INFO ] Flow matrix only has 123 transitions (discarded 380 similar events)
// Phase 1: matrix 123 rows 62 cols
[2024-05-21 21:11:40] [INFO ] Computed 6 invariants in 4 ms
[2024-05-21 21:11:40] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 41/59 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 123/183 variables, 60/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/185 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 115 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 62/62 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 41/59 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 123/183 variables, 60/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,9 properties remain. new max is 1024
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :3200 after 4994
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/185 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/185 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 89 constraints, problems are : Problem set: 0 solved, 1 unsolved in 136 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 62/62 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 274ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 9 ms.
Support contains 18 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 503/503 transitions.
Applied a total of 0 rules in 17 ms. Remains 62 /62 variables (removed 0) and now considering 503/503 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 62/62 places, 503/503 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 503/503 transitions.
Applied a total of 0 rules in 16 ms. Remains 62 /62 variables (removed 0) and now considering 503/503 (removed 0) transitions.
[2024-05-21 21:11:40] [INFO ] Flow matrix only has 123 transitions (discarded 380 similar events)
[2024-05-21 21:11:40] [INFO ] Invariant cache hit.
[2024-05-21 21:11:40] [INFO ] Implicit Places using invariants in 71 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 77 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 60/62 places, 503/503 transitions.
Applied a total of 0 rules in 18 ms. Remains 60 /60 variables (removed 0) and now considering 503/503 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 111 ms. Remains : 60/62 places, 503/503 transitions.
RANDOM walk for 40000 steps (308 resets) in 359 ms. (111 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (150 resets) in 165 ms. (240 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1188545 steps, run timeout after 3001 ms. (steps per millisecond=396 ) properties seen :0 out of 1
Probabilistic random walk after 1188545 steps, saw 321859 distinct states, run finished after 3001 ms. (steps per millisecond=396 ) properties seen :0
[2024-05-21 21:11:44] [INFO ] Flow matrix only has 123 transitions (discarded 380 similar events)
// Phase 1: matrix 123 rows 60 cols
[2024-05-21 21:11:44] [INFO ] Computed 4 invariants in 6 ms
[2024-05-21 21:11:44] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/58 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 123/181 variables, 58/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/183 variables, 2/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/183 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 183/183 variables, and 84 constraints, problems are : Problem set: 0 solved, 1 unsolved in 121 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 60/60 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/58 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 123/181 variables, 58/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/183 variables, 2/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/183 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 183/183 variables, and 85 constraints, problems are : Problem set: 0 solved, 1 unsolved in 156 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 60/60 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 298ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 7 ms.
Support contains 18 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 503/503 transitions.
Applied a total of 0 rules in 17 ms. Remains 60 /60 variables (removed 0) and now considering 503/503 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 60/60 places, 503/503 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 503/503 transitions.
Applied a total of 0 rules in 15 ms. Remains 60 /60 variables (removed 0) and now considering 503/503 (removed 0) transitions.
[2024-05-21 21:11:44] [INFO ] Flow matrix only has 123 transitions (discarded 380 similar events)
[2024-05-21 21:11:44] [INFO ] Invariant cache hit.
[2024-05-21 21:11:44] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-05-21 21:11:44] [INFO ] Flow matrix only has 123 transitions (discarded 380 similar events)
[2024-05-21 21:11:44] [INFO ] Invariant cache hit.
[2024-05-21 21:11:44] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 21:11:44] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
[2024-05-21 21:11:44] [INFO ] Redundant transitions in 21 ms returned []
Running 500 sub problems to find dead transitions.
[2024-05-21 21:11:44] [INFO ] Flow matrix only has 123 transitions (discarded 380 similar events)
[2024-05-21 21:11:44] [INFO ] Invariant cache hit.
[2024-05-21 21:11:44] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 500 unsolved
[2024-05-21 21:11:46] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (OVERLAPS) 123/183 variables, 60/65 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/183 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 500 unsolved
[2024-05-21 21:11:50] [INFO ] Deduced a trap composed of 13 places in 73 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/183 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 7 (OVERLAPS) 0/183 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 500 unsolved
No progress, stopping.
After SMT solving in domain Real declared 183/183 variables, and 86 constraints, problems are : Problem set: 0 solved, 500 unsolved in 10633 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 60/60 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 500/500 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (OVERLAPS) 123/183 variables, 60/66 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/183 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/183 variables, 500/586 constraints. Problems are: Problem set: 0 solved, 500 unsolved
SDD proceeding with computation,9 properties remain. new max is 2048
SDD size :4994 after 7033
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 7 (OVERLAPS) 0/183 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 500 unsolved
No progress, stopping.
After SMT solving in domain Int declared 183/183 variables, and 586 constraints, problems are : Problem set: 0 solved, 500 unsolved in 19627 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 60/60 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 500/500 constraints, Known Traps: 2/2 constraints]
After SMT, in 31118ms problems are : Problem set: 0 solved, 500 unsolved
Search for dead transitions found 0 dead transitions in 31123ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31340 ms. Remains : 60/60 places, 503/503 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 380 transitions
Reduce isomorphic transitions removed 380 transitions.
Iterating post reduction 0 with 380 rules applied. Total rules applied 380 place count 60 transition count 123
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 381 place count 60 transition count 122
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 382 place count 59 transition count 122
Applied a total of 382 rules in 15 ms. Remains 59 /60 variables (removed 1) and now considering 122/503 (removed 381) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 122 rows 59 cols
[2024-05-21 21:12:15] [INFO ] Computed 4 invariants in 2 ms
[2024-05-21 21:12:15] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 21:12:15] [INFO ] After 80ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-21 21:12:15] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 21:12:15] [INFO ] After 48ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-21 21:12:15] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-21 21:12:15] [INFO ] After 17ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-21 21:12:15] [INFO ] After 44ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-21 21:12:15] [INFO ] After 149ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-21 21:12:15] [INFO ] Flatten gal took : 10 ms
[2024-05-21 21:12:15] [INFO ] Flatten gal took : 10 ms
[2024-05-21 21:12:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12215829138293207595.gal : 3 ms
[2024-05-21 21:12:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality502058911160218538.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/ReachabilityCardinality12215829138293207595.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality502058911160218538.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 ...328
Loading property file /tmp/ReachabilityCardinality502058911160218538.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :5 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 17
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :17 after 38
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :38 after 115
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :115 after 460
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :460 after 1949
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1949 after 8504
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :8504 after 9570
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :9570 after 20617
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :20617 after 39092
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :39092 after 93724
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :93724 after 414250
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,1.45226e+06,2.7395,62784,2,22514,19,297836,7,0,380,230371,0
Total reachable state count : 1452264

Verifying 1 reachability properties.
Invariant property BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-14 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
BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-14,56,2.75499,62784,2,60,19,297836,7,0,414,230371,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 3086 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2024-05-21 21:12:18] [INFO ] Flatten gal took : 30 ms
[2024-05-21 21:12:18] [INFO ] Applying decomposition
[2024-05-21 21:12:18] [INFO ] Flatten gal took : 29 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/graph5945017539485491350.txt' '-o' '/tmp/graph5945017539485491350.bin' '-w' '/tmp/graph5945017539485491350.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph5945017539485491350.bin' '-l' '-1' '-v' '-w' '/tmp/graph5945017539485491350.weights' '-q' '0' '-e' '0.001'
[2024-05-21 21:12:19] [INFO ] Decomposing Gal with order
[2024-05-21 21:12:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-21 21:12:19] [INFO ] Removed a total of 651 redundant transitions.
[2024-05-21 21:12:19] [INFO ] Flatten gal took : 167 ms
[2024-05-21 21:12:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 157 labels/synchronizations in 11 ms.
[2024-05-21 21:12:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4913293141987327206.gal : 5 ms
[2024-05-21 21:12:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4904686969661805078.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/ReachabilityCardinality4913293141987327206.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4904686969661805078.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 ...307
Loading property file /tmp/ReachabilityCardinality4904686969661805078.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 84
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :84 after 85
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :85 after 454
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :454 after 495
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1871 after 1889
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :4546 after 4792
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :9408 after 17524
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :32342 after 33322
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :55503 after 90790
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :144083 after 216916
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :451847 after 451861
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :451861 after 623212
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :839884 after 845889
ITS-tools command line returned an error code 137
[2024-05-21 21:39:42] [INFO ] Flatten gal took : 32 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin5197719665211126836
[2024-05-21 21:39:42] [INFO ] Applying decomposition
[2024-05-21 21:39:42] [INFO ] Computing symmetric may disable matrix : 503 transitions.
[2024-05-21 21:39:42] [INFO ] Flatten gal took : 20 ms
[2024-05-21 21:39:42] [INFO ] Computation of Complete disable matrix. took 22 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 21:39:42] [INFO ] Computing symmetric may enable matrix : 503 transitions.
[2024-05-21 21:39:42] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 21:39:42] [INFO ] Computing Do-Not-Accords matrix : 503 transitions.
[2024-05-21 21:39:42] [INFO ] Computation of Completed DNA matrix. took 17 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph8966331238466493054.txt' '-o' '/tmp/graph8966331238466493054.bin' '-w' '/tmp/graph8966331238466493054.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8966331238466493054.bin' '-l' '-1' '-v' '-w' '/tmp/graph8966331238466493054.weights' '-q' '0' '-e' '0.001'
[2024-05-21 21:39:42] [INFO ] Decomposing Gal with order
[2024-05-21 21:39:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-21 21:39:42] [INFO ] Built C files in 272ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5197719665211126836
Running compilation step : cd /tmp/ltsmin5197719665211126836;'/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'
[2024-05-21 21:39:43] [INFO ] Removed a total of 1181 redundant transitions.
[2024-05-21 21:39:43] [INFO ] Flatten gal took : 127 ms
[2024-05-21 21:39:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 158 labels/synchronizations in 7 ms.
[2024-05-21 21:39:43] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability12001238140786713662.gal : 1 ms
[2024-05-21 21:39:43] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability14542524885464298992.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability12001238140786713662.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability14542524885464298992.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
Loading property file /tmp/ReachabilityFireability14542524885464298992.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :8 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 28
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :28 after 5768
Invariant property BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-14 does not hold.
FORMULA BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-14 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 33 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,28696,0.170407,8404,571,731,5543,7862,139,8371,191,19655,0
Total reachable state count : 28696

Verifying 1 reachability properties.
Invariant property BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-14 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
BridgeAndVehicles-PT-V20P10N10-ReachabilityFireability-2024-14,2,0.17655,8664,13,35,5543,7862,280,8371,220,19655,0
ITS tools runner thread asked to quit. Dying gracefully.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 1730502 ms.

BK_STOP 1716327583508

--------------------
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="BridgeAndVehicles-PT-V20P10N10"
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 BridgeAndVehicles-PT-V20P10N10, 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 r048-tajo-171620399000183"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P10N10.tgz
mv BridgeAndVehicles-PT-V20P10N10 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 ;