Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r161-tall-174881261000268.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PolyORBLF-PT-S02J04T10, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r161-tall-174881261000268
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 15K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 223K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 54K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 295K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 59K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 312K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 906K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1748858076080

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBLF-PT-S02J04T10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2025-06-02 09:54:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-06-02 09:54:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 09:54:37] [INFO ] Load time of PNML (sax parser for PT used): 143 ms
[2025-06-02 09:54:37] [INFO ] Transformed 752 places.
[2025-06-02 09:54:37] [INFO ] Transformed 1572 transitions.
[2025-06-02 09:54:37] [INFO ] Parsed PT model containing 752 places and 1572 transitions and 7262 arcs in 246 ms.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
RANDOM walk for 40000 steps (10 resets) in 2239 ms. (17 steps per ms) remains 22/752 properties
[2025-06-02 09:54:38] [INFO ] Flatten gal took : 275 ms
BEST_FIRST walk for 4002 steps (8 resets) in 116 ms. (34 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 86 ms. (46 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4000 steps (8 resets) in 39 ms. (100 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 120 ms. (33 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 43 ms. (90 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4001 steps (8 resets) in 46 ms. (85 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 32 ms. (121 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (9 resets) in 66 ms. (59 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 43 ms. (90 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 38 ms. (102 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 22/22 properties
[2025-06-02 09:54:38] [INFO ] Flatten gal took : 221 ms
BEST_FIRST walk for 4003 steps (8 resets) in 39 ms. (100 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 43 ms. (90 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 35 ms. (111 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4001 steps (8 resets) in 31 ms. (125 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 69 ms. (57 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 36 ms. (108 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 43 ms. (90 steps per ms) remains 22/22 properties
[2025-06-02 09:54:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13814294979208927185.gal : 91 ms
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 22/22 properties
[2025-06-02 09:54:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12155301961906670512.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13814294979208927185.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12155301961906670512.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

[2025-06-02 09:54:38] [INFO ] Flow matrix only has 1392 transitions (discarded 20 similar events)
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
// Phase 1: matrix 1392 rows 752 cols
[2025-06-02 09:54:38] [INFO ] Computed 54 invariants in 69 ms
[2025-06-02 09:54:38] [INFO ] State equation strengthened by 120 read => feed constraints.
Loading property file /tmp/ReachabilityCardinality12155301961906670512.prop.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 97/119 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 2/121 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD proceeding with computation,22 properties remain. new max is 4
SDD size :1 after 3
At refinement iteration 5 (OVERLAPS) 575/696 variables, 13/18 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD proceeding with computation,22 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,22 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,22 properties remain. new max is 32
SDD size :7 after 23
SDD proceeding with computation,22 properties remain. new max is 64
SDD size :23 after 41
SDD proceeding with computation,22 properties remain. new max is 128
SDD size :41 after 241
At refinement iteration 6 (INCLUDED_ONLY) 0/696 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 14/710 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD proceeding with computation,22 properties remain. new max is 256
SDD size :241 after 247
SDD proceeding with computation,22 properties remain. new max is 512
SDD size :247 after 263
At refinement iteration 8 (INCLUDED_ONLY) 0/710 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (OVERLAPS) 40/750 variables, 26/53 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD proceeding with computation,22 properties remain. new max is 1024
SDD size :263 after 983
SDD proceeding with computation,22 properties remain. new max is 2048
SDD size :983 after 1073
At refinement iteration 10 (INCLUDED_ONLY) 0/750 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 1392/2142 variables, 750/803 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD proceeding with computation,22 properties remain. new max is 4096
SDD size :1073 after 1393
At refinement iteration 12 (INCLUDED_ONLY) 0/2142 variables, 120/923 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2142 variables, 0/923 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (OVERLAPS) 2/2144 variables, 2/925 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2144 variables, 1/926 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD proceeding with computation,22 properties remain. new max is 8192
SDD size :1393 after 2768
At refinement iteration 16 (INCLUDED_ONLY) 0/2144 variables, 0/926 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (OVERLAPS) 0/2144 variables, 0/926 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2144/2144 variables, and 926 constraints, problems are : Problem set: 0 solved, 22 unsolved in 4758 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 39/39 constraints, State Equation: 752/752 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD proceeding with computation,22 properties remain. new max is 16384
SDD size :2768 after 7796
At refinement iteration 1 (OVERLAPS) 97/119 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 119/2144 variables, and 3 constraints, problems are : Problem set: 0 solved, 22 unsolved in 5012 ms.
Refiners :[Positive P Invariants (semi-flows): 3/15 constraints, Generalized P Invariants (flows): 0/39 constraints, State Equation: 0/752 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9931ms problems are : Problem set: 0 solved, 22 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 22 out of 752 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 752/752 places, 1412/1412 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 90 transitions
Trivial Post-agglo rules discarded 90 transitions
Performed 90 trivial Post agglomeration. Transition count delta: 90
Iterating post reduction 0 with 92 rules applied. Total rules applied 92 place count 750 transition count 1322
Reduce places removed 90 places and 0 transitions.
Iterating post reduction 1 with 90 rules applied. Total rules applied 182 place count 660 transition count 1322
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 80 Pre rules applied. Total rules applied 182 place count 660 transition count 1242
Deduced a syphon composed of 80 places in 2 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 342 place count 580 transition count 1242
Performed 80 Post agglomeration using F-continuation condition.Transition count delta: 80
Deduced a syphon composed of 80 places in 2 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 502 place count 500 transition count 1162
Free-agglomeration rule (complex) applied 20 times.
Iterating global reduction 2 with 20 rules applied. Total rules applied 522 place count 500 transition count 1142
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 2 with 20 rules applied. Total rules applied 542 place count 480 transition count 1142
Applied a total of 542 rules in 277 ms. Remains 480 /752 variables (removed 272) and now considering 1142/1412 (removed 270) transitions.
Running 1140 sub problems to find dead transitions.
[2025-06-02 09:54:49] [INFO ] Flow matrix only has 1122 transitions (discarded 20 similar events)
// Phase 1: matrix 1122 rows 480 cols
[2025-06-02 09:54:49] [INFO ] Computed 52 invariants in 25 ms
[2025-06-02 09:54:49] [INFO ] State equation strengthened by 120 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,22 properties remain. new max is 32768
SDD size :7796 after 24119
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/478 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/478 variables, 36/50 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,22 properties remain. new max is 65536
SDD size :24119 after 94070
[2025-06-02 09:55:00] [INFO ] Deduced a trap composed of 38 places in 154 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:00] [INFO ] Deduced a trap composed of 38 places in 122 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:00] [INFO ] Deduced a trap composed of 38 places in 75 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:00] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:00] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:00] [INFO ] Deduced a trap composed of 38 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:00] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:00] [INFO ] Deduced a trap composed of 38 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:01] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:01] [INFO ] Deduced a trap composed of 38 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:01] [INFO ] Deduced a trap composed of 23 places in 183 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:02] [INFO ] Deduced a trap composed of 77 places in 296 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:04] [INFO ] Deduced a trap composed of 166 places in 327 ms of which 72 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:05] [INFO ] Deduced a trap composed of 270 places in 327 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:55:10] [INFO ] Deduced a trap composed of 153 places in 274 ms of which 43 ms to minimize.
SMT process timed out in 21990ms, After SMT, problems are : Problem set: 0 solved, 1140 unsolved
Search for dead transitions found 0 dead transitions in 22004ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22299 ms. Remains : 480/752 places, 1142/1412 transitions.
SDD proceeding with computation,22 properties remain. new max is 131072
SDD size :94070 after 681174
RANDOM walk for 4000000 steps (1424 resets) in 49296 ms. (81 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (55 resets) in 2088 ms. (191 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (58 resets) in 1917 ms. (208 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (60 resets) in 2087 ms. (191 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (55 resets) in 2137 ms. (187 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (58 resets) in 2105 ms. (189 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (47 resets) in 1923 ms. (207 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (52 resets) in 2048 ms. (195 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400001 steps (64 resets) in 2033 ms. (196 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (48 resets) in 2116 ms. (188 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (51 resets) in 2108 ms. (189 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (54 resets) in 2266 ms. (176 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (49 resets) in 2054 ms. (194 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (42 resets) in 2080 ms. (192 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (61 resets) in 1918 ms. (208 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (55 resets) in 2068 ms. (193 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (48 resets) in 2248 ms. (177 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (50 resets) in 2172 ms. (184 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (51 resets) in 2186 ms. (182 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (54 resets) in 2338 ms. (171 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400001 steps (52 resets) in 1960 ms. (203 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (60 resets) in 2007 ms. (199 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (67 resets) in 2179 ms. (183 steps per ms) remains 22/22 properties
SDD proceeding with computation,22 properties remain. new max is 262144
SDD size :681174 after 4.38695e+06
Interrupted probabilistic random walk after 2990247 steps, run timeout after 81001 ms. (steps per millisecond=36 ) properties seen :0 out of 22
Probabilistic random walk after 2990247 steps, saw 1841502 distinct states, run finished after 81008 ms. (steps per millisecond=36 ) properties seen :0
[2025-06-02 09:56:59] [INFO ] Flow matrix only has 1122 transitions (discarded 20 similar events)
[2025-06-02 09:56:59] [INFO ] Invariant cache hit.
[2025-06-02 09:56:59] [INFO ] State equation strengthened by 120 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 53/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 2/77 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 331/408 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 19/427 variables, 10/22 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/427 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (OVERLAPS) 50/477 variables, 28/50 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 1/478 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/478 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (OVERLAPS) 1122/1600 variables, 478/529 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1600 variables, 120/649 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1600 variables, 0/649 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (OVERLAPS) 2/1602 variables, 2/651 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1602 variables, 1/652 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD proceeding with computation,22 properties remain. new max is 524288
At refinement iteration 18 (INCLUDED_ONLY) 0/1602 variables, 0/652 constraints. Problems are: Problem set: 0 solved, 22 unsolved
SDD size :4.38695e+06 after 4.21072e+07
At refinement iteration 19 (OVERLAPS) 0/1602 variables, 0/652 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1602/1602 variables, and 652 constraints, problems are : Problem set: 0 solved, 22 unsolved in 3402 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 37/37 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 53/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 2/77 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 331/408 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:14] [INFO ] Deduced a trap composed of 189 places in 245 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:14] [INFO ] Deduced a trap composed of 197 places in 268 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:15] [INFO ] Deduced a trap composed of 197 places in 258 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:15] [INFO ] Deduced a trap composed of 197 places in 250 ms of which 62 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/408 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 19/427 variables, 10/26 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:19] [INFO ] Deduced a trap composed of 200 places in 357 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:20] [INFO ] Deduced a trap composed of 218 places in 290 ms of which 75 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/427 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:21] [INFO ] Deduced a trap composed of 204 places in 327 ms of which 121 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/427 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/427 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (OVERLAPS) 50/477 variables, 28/57 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:23] [INFO ] Deduced a trap composed of 38 places in 171 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:23] [INFO ] Deduced a trap composed of 38 places in 143 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:23] [INFO ] Deduced a trap composed of 38 places in 124 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:24] [INFO ] Deduced a trap composed of 38 places in 110 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:24] [INFO ] Deduced a trap composed of 38 places in 87 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:24] [INFO ] Deduced a trap composed of 38 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:24] [INFO ] Deduced a trap composed of 38 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:24] [INFO ] Deduced a trap composed of 38 places in 65 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:24] [INFO ] Deduced a trap composed of 38 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:57:25] [INFO ] Deduced a trap composed of 130 places in 333 ms of which 77 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/477 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/477 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (OVERLAPS) 1/478 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/478 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (OVERLAPS) 1122/1600 variables, 478/546 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1600/1602 variables, and 666 constraints, problems are : Problem set: 0 solved, 22 unsolved in 45015 ms.
Refiners :[Positive P Invariants (semi-flows): 14/15 constraints, Generalized P Invariants (flows): 37/37 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/22 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 48437ms problems are : Problem set: 0 solved, 22 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 22 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1142/1142 transitions.
Applied a total of 0 rules in 74 ms. Remains 480 /480 variables (removed 0) and now considering 1142/1142 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 480/480 places, 1142/1142 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1142/1142 transitions.
Applied a total of 0 rules in 49 ms. Remains 480 /480 variables (removed 0) and now considering 1142/1142 (removed 0) transitions.
[2025-06-02 09:57:48] [INFO ] Flow matrix only has 1122 transitions (discarded 20 similar events)
[2025-06-02 09:57:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:57:49] [INFO ] Implicit Places using invariants in 1528 ms returned [3, 58, 120, 171, 248, 276, 333, 364, 372, 429]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 1538 ms to find 10 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 470/480 places, 1142/1142 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 461 transition count 1133
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 461 transition count 1133
Applied a total of 18 rules in 57 ms. Remains 461 /470 variables (removed 9) and now considering 1133/1142 (removed 9) transitions.
[2025-06-02 09:57:49] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
// Phase 1: matrix 1113 rows 461 cols
[2025-06-02 09:57:49] [INFO ] Computed 42 invariants in 15 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:57:51] [INFO ] Implicit Places using invariants in 1292 ms returned []
[2025-06-02 09:57:51] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2025-06-02 09:57:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:57:51] [INFO ] State equation strengthened by 120 read => feed constraints.
[2025-06-02 09:58:06] [INFO ] Implicit Places using invariants and state equation in 15627 ms returned []
Implicit Place search using SMT with State Equation took 16924 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 461/480 places, 1133/1142 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 18582 ms. Remains : 461/480 places, 1133/1142 transitions.
RANDOM walk for 4000000 steps (1470 resets) in 49214 ms. (81 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400001 steps (52 resets) in 1817 ms. (220 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400001 steps (54 resets) in 1973 ms. (202 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (54 resets) in 1977 ms. (202 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (51 resets) in 1961 ms. (203 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400000 steps (66 resets) in 2085 ms. (191 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (52 resets) in 2230 ms. (179 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400001 steps (50 resets) in 1935 ms. (206 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (61 resets) in 2035 ms. (196 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (55 resets) in 1896 ms. (210 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400000 steps (52 resets) in 1997 ms. (200 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (45 resets) in 1845 ms. (216 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (57 resets) in 1967 ms. (203 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (56 resets) in 1993 ms. (200 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (56 resets) in 1929 ms. (207 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (49 resets) in 1974 ms. (202 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (54 resets) in 2087 ms. (191 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (51 resets) in 1850 ms. (216 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (55 resets) in 2047 ms. (195 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (42 resets) in 1854 ms. (215 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (43 resets) in 1951 ms. (204 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (61 resets) in 2038 ms. (196 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (53 resets) in 1875 ms. (213 steps per ms) remains 22/22 properties
SDD proceeding with computation,22 properties remain. new max is 1048576
SDD size :4.21072e+07 after 1.27169e+08
Interrupted probabilistic random walk after 2876164 steps, run timeout after 81001 ms. (steps per millisecond=35 ) properties seen :0 out of 22
Probabilistic random walk after 2876164 steps, saw 1527100 distinct states, run finished after 81001 ms. (steps per millisecond=35 ) properties seen :0
[2025-06-02 09:59:54] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2025-06-02 09:59:54] [INFO ] Invariant cache hit.
[2025-06-02 09:59:54] [INFO ] State equation strengthened by 120 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 57/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 2/81 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 327/408 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 10/418 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/418 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (OVERLAPS) 40/458 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 1/459 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/459 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (OVERLAPS) 1113/1572 variables, 459/500 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1572 variables, 120/620 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1572 variables, 0/620 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (OVERLAPS) 2/1574 variables, 2/622 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1574 variables, 1/623 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1574 variables, 0/623 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 19 (OVERLAPS) 0/1574 variables, 0/623 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1574/1574 variables, and 623 constraints, problems are : Problem set: 0 solved, 22 unsolved in 3113 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 461/461 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 57/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 2/81 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 327/408 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:59:59] [INFO ] Deduced a trap composed of 140 places in 282 ms of which 73 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:00] [INFO ] Deduced a trap composed of 197 places in 283 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:00] [INFO ] Deduced a trap composed of 205 places in 272 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:00] [INFO ] Deduced a trap composed of 205 places in 269 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:01] [INFO ] Deduced a trap composed of 205 places in 280 ms of which 67 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:01] [INFO ] Deduced a trap composed of 201 places in 274 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:01] [INFO ] Deduced a trap composed of 201 places in 283 ms of which 67 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:02] [INFO ] Deduced a trap composed of 201 places in 289 ms of which 74 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:02] [INFO ] Deduced a trap composed of 201 places in 292 ms of which 66 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/408 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 10/418 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:03] [INFO ] Deduced a trap composed of 171 places in 277 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:04] [INFO ] Deduced a trap composed of 182 places in 282 ms of which 62 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/418 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/418 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 40/458 variables, 19/51 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:05] [INFO ] Deduced a trap composed of 38 places in 133 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:05] [INFO ] Deduced a trap composed of 38 places in 115 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:05] [INFO ] Deduced a trap composed of 38 places in 100 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:05] [INFO ] Deduced a trap composed of 38 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:05] [INFO ] Deduced a trap composed of 38 places in 83 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:05] [INFO ] Deduced a trap composed of 38 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:05] [INFO ] Deduced a trap composed of 39 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:00:05] [INFO ] Deduced a trap composed of 38 places in 56 ms of which 5 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 8/59 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (OVERLAPS) 1/459 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/459 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (OVERLAPS) 1113/1572 variables, 459/519 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1572 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1572/1574 variables, and 661 constraints, problems are : Problem set: 0 solved, 22 unsolved in 75024 ms.
Refiners :[Positive P Invariants (semi-flows): 14/15 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 459/461 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 78155ms problems are : Problem set: 0 solved, 22 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 22 out of 461 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 461/461 places, 1133/1133 transitions.
Applied a total of 0 rules in 28 ms. Remains 461 /461 variables (removed 0) and now considering 1133/1133 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 461/461 places, 1133/1133 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 461/461 places, 1133/1133 transitions.
Applied a total of 0 rules in 26 ms. Remains 461 /461 variables (removed 0) and now considering 1133/1133 (removed 0) transitions.
[2025-06-02 10:01:12] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2025-06-02 10:01:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:01:14] [INFO ] Implicit Places using invariants in 1202 ms returned []
[2025-06-02 10:01:14] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2025-06-02 10:01:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:01:14] [INFO ] State equation strengthened by 120 read => feed constraints.
[2025-06-02 10:01:30] [INFO ] Implicit Places using invariants and state equation in 16007 ms returned []
Implicit Place search using SMT with State Equation took 17212 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:01:30] [INFO ] Redundant transitions in 82 ms returned []
Running 1131 sub problems to find dead transitions.
[2025-06-02 10:01:30] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2025-06-02 10:01:30] [INFO ] Invariant cache hit.
[2025-06-02 10:01:30] [INFO ] State equation strengthened by 120 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:40] [INFO ] Deduced a trap composed of 37 places in 166 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:40] [INFO ] Deduced a trap composed of 38 places in 77 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:40] [INFO ] Deduced a trap composed of 38 places in 84 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:40] [INFO ] Deduced a trap composed of 38 places in 74 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:40] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:40] [INFO ] Deduced a trap composed of 39 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:40] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:40] [INFO ] Deduced a trap composed of 38 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:41] [INFO ] Deduced a trap composed of 38 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:41] [INFO ] Deduced a trap composed of 38 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:41] [INFO ] Deduced a trap composed of 23 places in 158 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:42] [INFO ] Deduced a trap composed of 42 places in 253 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:42] [INFO ] Deduced a trap composed of 77 places in 256 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:42] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:43] [INFO ] Deduced a trap composed of 270 places in 256 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:47] [INFO ] Deduced a trap composed of 166 places in 256 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:49] [INFO ] Deduced a trap composed of 153 places in 249 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:50] [INFO ] Deduced a trap composed of 163 places in 286 ms of which 70 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:50] [INFO ] Deduced a trap composed of 172 places in 288 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:01:53] [INFO ] Deduced a trap composed of 182 places in 251 ms of which 48 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 459/1574 variables, and 60 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1131/1131 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1131 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 459/1574 variables, and 60 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1131 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61069ms problems are : Problem set: 0 solved, 1131 unsolved
Search for dead transitions found 0 dead transitions in 61072ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78409 ms. Remains : 461/461 places, 1133/1133 transitions.
RANDOM walk for 400000 steps (131 resets) in 6276 ms. (63 steps per ms) remains 22/22 properties
Running SMT prover for 22 properties.
[2025-06-02 10:02:33] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2025-06-02 10:02:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:02:33] [INFO ] [Real]Absence check using 15 positive place invariants in 5 ms returned sat
[2025-06-02 10:02:33] [INFO ] [Real]Absence check using 15 positive and 27 generalized place invariants in 15 ms returned sat
[2025-06-02 10:02:34] [INFO ] After 1472ms SMT Verify possible using state equation in real domain returned unsat :2 sat :20
[2025-06-02 10:02:34] [INFO ] State equation strengthened by 120 read => feed constraints.
[2025-06-02 10:02:35] [INFO ] After 367ms SMT Verify possible using 120 Read/Feed constraints in real domain returned unsat :2 sat :20
TRAPS : Iteration 0
[2025-06-02 10:02:36] [INFO ] After 1776ms SMT Verify possible using trap constraints in real domain returned unsat :2 sat :0 real:20
[2025-06-02 10:02:36] [INFO ] After 3369ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:20
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:02:36] [INFO ] [Nat]Absence check using 15 positive place invariants in 5 ms returned sat
[2025-06-02 10:02:36] [INFO ] [Nat]Absence check using 15 positive and 27 generalized place invariants in 14 ms returned sat
[2025-06-02 10:02:42] [INFO ] After 6184ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :20
[2025-06-02 10:02:47] [INFO ] After 4663ms SMT Verify possible using 120 Read/Feed constraints in natural domain returned unsat :2 sat :20
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:02:48] [INFO ] Deduced a trap composed of 38 places in 54 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:02:50] [INFO ] Deduced a trap composed of 38 places in 243 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:02:50] [INFO ] Deduced a trap composed of 38 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:03:05] [INFO ] Deduced a trap composed of 38 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:03:06] [INFO ] Deduced a trap composed of 38 places in 63 ms of which 3 ms to minimize.
[2025-06-02 10:03:07] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 18298 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:03:08] [INFO ] Deduced a trap composed of 172 places in 296 ms of which 69 ms to minimize.
[2025-06-02 10:03:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 411 ms
TRAPS : Iteration 1
[2025-06-02 10:03:10] [INFO ] After 27315ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :20
[2025-06-02 10:03:15] [INFO ] After 39217ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :20
Successfully simplified 2 atomic propositions for a total of 2 simplifications.
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 518992 ms.

BK_STOP 1748858596361

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="PolyORBLF-PT-S02J04T10"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5832"
echo " Executing tool itstools"
echo " Input is PolyORBLF-PT-S02J04T10, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r161-tall-174881261000268"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T10.tgz
mv PolyORBLF-PT-S02J04T10 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;