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.r508-tall-171654351200238.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)
.................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is MultiwaySync-PT-none, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r508-tall-171654351200238
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 6.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 20K May 19 16:10 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 18:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Apr 11 18:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Apr 11 18:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 11 18:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 111K May 18 16:43 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 MultiwaySync-PT-none-ReachabilityCardinality-2024-00
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-01
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-02
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-03
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-04
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-05
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-06
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-07
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-08
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-09
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-10
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-11
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-12
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-13
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-14
FORMULA_NAME MultiwaySync-PT-none-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1717235337227

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MultiwaySync-PT-none
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 09:48:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 09:48:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 09:48:58] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2024-06-01 09:48:58] [INFO ] Transformed 222 places.
[2024-06-01 09:48:58] [INFO ] Transformed 472 transitions.
[2024-06-01 09:48:58] [INFO ] Found NUPN structural information;
[2024-06-01 09:48:58] [INFO ] Parsed PT model containing 222 places and 472 transitions and 1496 arcs in 196 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 20 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 83 transitions
Reduce redundant transitions removed 83 transitions.
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 2107 ms. (18 steps per ms) remains 8/15 properties
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 7/8 properties
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 6/7 properties
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 766 ms. (52 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 95 ms. (416 steps per ms) remains 4/6 properties
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 110 ms. (360 steps per ms) remains 3/4 properties
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 3/3 properties
[2024-06-01 09:48:59] [INFO ] Flow matrix only has 384 transitions (discarded 5 similar events)
// Phase 1: matrix 384 rows 222 cols
[2024-06-01 09:48:59] [INFO ] Computed 25 invariants in 9 ms
[2024-06-01 09:48:59] [INFO ] State equation strengthened by 1 read => feed constraints.
Problem MultiwaySync-PT-none-ReachabilityCardinality-2024-05 is UNSAT
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 63/63 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/63 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 133/196 variables, 17/80 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 133/213 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 0/213 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 24/220 variables, 8/221 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 24/245 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/245 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 384/604 variables, 220/465 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/604 variables, 1/466 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/604 variables, 0/466 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 2/606 variables, 2/468 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/606 variables, 2/470 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/606 variables, 0/470 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/606 variables, 0/470 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 606/606 variables, and 470 constraints, problems are : Problem set: 1 solved, 2 unsolved in 415 ms.
Refiners :[Domain max(s): 222/222 constraints, Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 222/222 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 26/26 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 0/26 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 162/188 variables, 15/41 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/188 variables, 162/203 constraints. Problems are: Problem set: 1 solved, 2 unsolved
[2024-06-01 09:49:00] [INFO ] Deduced a trap composed of 26 places in 60 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/204 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/204 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 30/218 variables, 10/214 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/218 variables, 30/244 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/218 variables, 0/244 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 384/602 variables, 218/462 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/602 variables, 1/463 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/602 variables, 0/463 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 4/606 variables, 4/467 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/606 variables, 4/471 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/606 variables, 2/473 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/606 variables, 0/473 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/606 variables, 0/473 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 606/606 variables, and 473 constraints, problems are : Problem set: 1 solved, 2 unsolved in 794 ms.
Refiners :[Domain max(s): 222/222 constraints, Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 222/222 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 1/1 constraints]
After SMT, in 1308ms problems are : Problem set: 1 solved, 2 unsolved
Parikh walk visited 0 properties in 492 ms.
Support contains 26 out of 222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 389/389 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 214 transition count 381
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 214 transition count 381
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 22 place count 214 transition count 375
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 23 place count 213 transition count 372
Iterating global reduction 1 with 1 rules applied. Total rules applied 24 place count 213 transition count 372
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 1 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 1 with 44 rules applied. Total rules applied 68 place count 191 transition count 350
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 76 place count 187 transition count 380
Drop transitions (Redundant composition of simpler transitions.) removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 1 with 35 rules applied. Total rules applied 111 place count 187 transition count 345
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 117 place count 184 transition count 342
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 127 place count 184 transition count 332
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 137 place count 174 transition count 332
Partial Free-agglomeration rule applied 15 times.
Drop transitions (Partial Free agglomeration) removed 15 transitions
Iterating global reduction 2 with 15 rules applied. Total rules applied 152 place count 174 transition count 332
Applied a total of 152 rules in 106 ms. Remains 174 /222 variables (removed 48) and now considering 332/389 (removed 57) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 174/222 places, 332/389 transitions.
RANDOM walk for 40000 steps (8 resets) in 867 ms. (46 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 116 ms. (341 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 82 ms. (481 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 724689 steps, run timeout after 3001 ms. (steps per millisecond=241 ) properties seen :0 out of 2
Probabilistic random walk after 724689 steps, saw 367510 distinct states, run finished after 3004 ms. (steps per millisecond=241 ) properties seen :0
[2024-06-01 09:49:05] [INFO ] Flow matrix only has 317 transitions (discarded 15 similar events)
// Phase 1: matrix 317 rows 174 cols
[2024-06-01 09:49:05] [INFO ] Computed 25 invariants in 3 ms
[2024-06-01 09:49:05] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 124/150 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 20/170 variables, 10/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 317/487 variables, 170/195 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/491 variables, 4/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/491 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/491 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 491/491 variables, and 200 constraints, problems are : Problem set: 0 solved, 2 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 174/174 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 124/150 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 09:49:05] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/150 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 20/170 variables, 10/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/170 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 317/487 variables, 170/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 1/197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/487 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/491 variables, 4/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/491 variables, 2/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 09:49:05] [INFO ] Deduced a trap composed of 17 places in 27 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/491 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/491 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 09:49:05] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 0 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/491 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/491 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/491 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 491/491 variables, and 205 constraints, problems are : Problem set: 0 solved, 2 unsolved in 517 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 174/174 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints]
After SMT, in 711ms problems are : Problem set: 0 solved, 2 unsolved
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-15 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 166 ms.
Support contains 20 out of 174 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 332/332 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 174 transition count 331
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 173 transition count 331
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Graph (complete) has 555 edges and 173 vertex of which 153 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.1 ms
Discarding 20 places :
Also discarding 0 output transitions
Iterating post reduction 0 with 17 rules applied. Total rules applied 19 place count 153 transition count 315
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 39 place count 153 transition count 295
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 49 place count 148 transition count 290
Drop transitions (Redundant composition of simpler transitions.) removed 50 transitions
Redundant transition composition rules discarded 50 transitions
Iterating global reduction 2 with 50 rules applied. Total rules applied 99 place count 148 transition count 240
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 99 place count 148 transition count 236
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 107 place count 144 transition count 236
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 139 place count 128 transition count 220
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 155 place count 128 transition count 204
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 179 place count 116 transition count 192
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 183 place count 112 transition count 171
Iterating global reduction 3 with 4 rules applied. Total rules applied 187 place count 112 transition count 171
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 189 place count 111 transition count 180
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 192 place count 111 transition count 177
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 193 place count 111 transition count 176
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 194 place count 110 transition count 176
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 196 place count 110 transition count 176
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 197 place count 110 transition count 176
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 198 place count 110 transition count 175
Applied a total of 198 rules in 95 ms. Remains 110 /174 variables (removed 64) and now considering 175/332 (removed 157) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 96 ms. Remains : 110/174 places, 175/332 transitions.
RANDOM walk for 40000 steps (8 resets) in 82 ms. (481 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2642089 steps, run timeout after 3001 ms. (steps per millisecond=880 ) properties seen :0 out of 1
Probabilistic random walk after 2642089 steps, saw 410702 distinct states, run finished after 3001 ms. (steps per millisecond=880 ) properties seen :0
// Phase 1: matrix 175 rows 110 cols
[2024-06-01 09:49:09] [INFO ] Computed 15 invariants in 6 ms
[2024-06-01 09:49:09] [INFO ] State equation strengthened by 52 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/98 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/106 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 175/281 variables, 106/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/281 variables, 52/173 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/281 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/285 variables, 4/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/285 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/285 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 285/285 variables, and 177 constraints, problems are : Problem set: 0 solved, 1 unsolved in 99 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 110/110 constraints, ReadFeed: 52/52 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/98 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/106 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 175/281 variables, 106/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/281 variables, 52/173 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/281 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/285 variables, 4/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/285 variables, 1/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/285 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/285 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 285/285 variables, and 178 constraints, problems are : Problem set: 0 solved, 1 unsolved in 128 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 110/110 constraints, ReadFeed: 52/52 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 241ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 706 steps, including 21 resets, run visited all 1 properties in 3 ms. (steps per millisecond=235 )
FORMULA MultiwaySync-PT-none-ReachabilityCardinality-2024-01 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 7 ms.
All properties solved without resorting to model-checking.
Total runtime 10963 ms.
ITS solved all properties within timeout

BK_STOP 1717235349341

--------------------
content from stderr:

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -timeout 360 -rebuildPNML

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="MultiwaySync-PT-none"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is MultiwaySync-PT-none, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r508-tall-171654351200238"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiwaySync-PT-none.tgz
mv MultiwaySync-PT-none execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;