Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r114-smll-177955740600398.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is ERK-PT-010000, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740600398
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 9.7K Mar 7 04:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Mar 7 04:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 7 04:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 7 04:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 09:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 09:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 7 04:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 149K Mar 7 04:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 7 04:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 110K Mar 7 04:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 6.7K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-00
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-01
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-02
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-03
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-04
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-05
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-06
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-07
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-08
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-09
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-10
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-11
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-12
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-13
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-14
FORMULA_NAME ERK-PT-010000-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779846262249

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ERK-PT-010000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-27 01:44:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 01:44:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 01:44:25] [INFO ] Load time of PNML (sax parser for PT used): 67 ms
[2026-05-27 01:44:25] [INFO ] Transformed 11 places.
[2026-05-27 01:44:25] [INFO ] Transformed 11 transitions.
[2026-05-27 01:44:25] [INFO ] Parsed PT model containing 11 places and 11 transitions and 34 arcs in 274 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 64 ms.
Working with output stream class java.io.PrintStream
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40004 steps (0 resets) in 186 ms. (213 steps per ms) remains 14/14 properties
[2026-05-27 01:44:25] [INFO ] Flatten gal took : 40 ms
[2026-05-27 01:44:25] [INFO ] Flatten gal took : 8 ms
[2026-05-27 01:44:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16189019418232167152.gal : 9 ms
BEST_FIRST walk for 40004 steps (8 resets) in 1826 ms. (21 steps per ms) remains 14/14 properties
[2026-05-27 01:44:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7134720844794200407.prop : 26 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16189019418232167152.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7134720844794200407.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7134720844794200407.prop.
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :69 after 134
BEST_FIRST walk for 40004 steps (8 resets) in 620 ms. (64 steps per ms) remains 13/14 properties
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,14 properties remain. new max is 256
SDD size :134 after 263
BEST_FIRST walk for 40004 steps (8 resets) in 1000 ms. (39 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 335 ms. (119 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 205 ms. (194 steps per ms) remains 13/13 properties
SDD proceeding with computation,14 properties remain. new max is 512
SDD size :263 after 520
BEST_FIRST walk for 40004 steps (8 resets) in 397 ms. (100 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 187 ms. (212 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 111 ms. (357 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 120 ms. (330 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 59 ms. (666 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 67 ms. (588 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 13/13 properties
SDD proceeding with computation,14 properties remain. new max is 1024
SDD size :520 after 1033
Interrupted probabilistic random walk after 234080 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :1 out of 13
Probabilistic random walk after 234080 steps, saw 132045 distinct states, run finished after 3011 ms. (steps per millisecond=77 ) properties seen :1
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9142686244662743844.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11962473112432784847.kers'
[2026-05-27 01:44:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9142686244662743844.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11962473112432784847.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 11 rows 9 cols 28 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-27 01:44:29] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11962473112432784847.kers
Total runtime 1 ms.
Problem ERK-PT-010000-ReachabilityCardinality-2024-02 is UNSAT
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-02 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/16 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 0/22 variables, 0/16 constraints. Problems are: Problem set: 1 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 16 constraints, problems are : Problem set: 1 solved, 11 unsolved in 654 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 11/27 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/27 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/27 constraints. Problems are: Problem set: 1 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 27 constraints, problems are : Problem set: 1 solved, 11 unsolved in 516 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 11/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1288ms problems are : Problem set: 1 solved, 11 unsolved
SDD proceeding with computation,14 properties remain. new max is 2048
SDD size :1033 after 2058
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-11 TRUE TECHNIQUES PARIKH_WALK
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-03 TRUE TECHNIQUES PARIKH_WALK
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-00 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 30003 ms.
Support contains 11 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 15 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 11/11 places, 11/11 transitions.
RANDOM walk for 40004 steps (0 resets) in 77 ms. (512 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 168 ms. (236 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 61 ms. (645 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 118 ms. (336 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 328430 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :0 out of 8
Probabilistic random walk after 328430 steps, saw 167841 distinct states, run finished after 3001 ms. (steps per millisecond=109 ) properties seen :0
[2026-05-27 01:45:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 0/22 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 8 unsolved in 272 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 24 constraints, problems are : Problem set: 0 solved, 8 unsolved in 348 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 639ms problems are : Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,14 properties remain. new max is 4096
SDD size :2058 after 4107
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-08 FALSE TECHNIQUES PARIKH_WALK
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-01 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 30001 ms.
Support contains 11 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 11/11 places, 11/11 transitions.
RANDOM walk for 40004 steps (0 resets) in 11 ms. (3333 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 138 ms. (287 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (8 resets) in 88 ms. (449 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 86 ms. (459 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 370459 steps, run timeout after 3001 ms. (steps per millisecond=123 ) properties seen :0 out of 6
Probabilistic random walk after 370459 steps, saw 182731 distinct states, run finished after 3001 ms. (steps per millisecond=123 ) properties seen :0
[2026-05-27 01:45:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/22 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 167 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 6/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 22 constraints, problems are : Problem set: 0 solved, 6 unsolved in 242 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 422ms problems are : Problem set: 0 solved, 6 unsolved
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-14 FALSE TECHNIQUES PARIKH_WALK
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-09 FALSE TECHNIQUES PARIKH_WALK
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-07 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 30000 ms.
Support contains 11 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 11/11 places, 11/11 transitions.
RANDOM walk for 40004 steps (0 resets) in 9 ms. (4000 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 671979 steps, run timeout after 3001 ms. (steps per millisecond=223 ) properties seen :0 out of 3
Probabilistic random walk after 671979 steps, saw 286552 distinct states, run finished after 3001 ms. (steps per millisecond=223 ) properties seen :0
[2026-05-27 01:46:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 0/22 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 132 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 242ms problems are : Problem set: 0 solved, 3 unsolved
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-10 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 30000 ms.
Support contains 11 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 11/11 places, 11/11 transitions.
RANDOM walk for 40004 steps (0 resets) in 11 ms. (3333 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 24 ms. (1600 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 940581 steps, run timeout after 3001 ms. (steps per millisecond=313 ) properties seen :0 out of 2
Probabilistic random walk after 940581 steps, saw 376492 distinct states, run finished after 3001 ms. (steps per millisecond=313 ) properties seen :0
[2026-05-27 01:46:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 0/22 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 2 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 11/22 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 18 constraints, problems are : Problem set: 0 solved, 2 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 167ms problems are : Problem set: 0 solved, 2 unsolved
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-12 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 32442 steps, including 0 resets, run visited all 1 properties in 27 ms. (steps per millisecond=1201 )
FORMULA ERK-PT-010000-ReachabilityCardinality-2024-15 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 5427 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 146161 ms.

BK_STOP 1779846410959

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -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="ERK-PT-010000"
export BK_EXAMINATION="ReachabilityCardinality"
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 2-5973"
echo " Executing tool itstools"
echo " Input is ERK-PT-010000, 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 r114-smll-177955740600398"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ERK-PT-010000.tgz
mv ERK-PT-010000 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.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 ;