Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894533000567.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 ShieldIIPt-PT-040B, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894533000567
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K 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 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 686K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-00
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-01
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-02
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-03
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-04
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-05
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-06
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-07
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-08
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-09
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-10
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-11
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-12
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-13
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-14
FORMULA_NAME ShieldIIPt-PT-040B-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749158528152

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-040B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-05 21:22:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 21:22:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 21:22:09] [INFO ] Load time of PNML (sax parser for PT used): 181 ms
[2025-06-05 21:22:09] [INFO ] Transformed 2803 places.
[2025-06-05 21:22:09] [INFO ] Transformed 2603 transitions.
[2025-06-05 21:22:09] [INFO ] Found NUPN structural information;
[2025-06-05 21:22:09] [INFO ] Parsed PT model containing 2803 places and 2603 transitions and 6486 arcs in 405 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 17 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (8 resets) in 2201 ms. (18 steps per ms) remains 11/15 properties
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 324 ms. (123 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 11/11 properties
[2025-06-05 21:22:10] [INFO ] Flatten gal took : 358 ms
BEST_FIRST walk for 40003 steps (8 resets) in 249 ms. (160 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 153 ms. (259 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 182 ms. (218 steps per ms) remains 11/11 properties
[2025-06-05 21:22:10] [INFO ] Flatten gal took : 221 ms
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 11/11 properties
[2025-06-05 21:22:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13807197954498795324.gal : 104 ms
[2025-06-05 21:22:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2303940815155983923.prop : 5 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/ReachabilityCardinality13807197954498795324.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2303940815155983923.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 459 ms. (86 steps per ms) remains 11/11 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (8 resets) in 241 ms. (165 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 125 ms. (317 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 11/11 properties
// Phase 1: matrix 2603 rows 2803 cols
Loading property file /tmp/ReachabilityCardinality2303940815155983923.prop.
[2025-06-05 21:22:11] [INFO ] Computed 361 invariants in 30 ms
Excessive predecessor constraint size, skipping predecessor.
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) 0/169 variables, 169/169 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/169 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 2384/2553 variables, 317/486 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2553 variables, 2384/2870 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2553 variables, 0/2870 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 250/2803 variables, 44/2914 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2803 variables, 250/3164 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2803 variables, 0/3164 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 2603/5406 variables, 2803/5967 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :36 after 65
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :65 after 729
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :729 after 68427
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :68427 after 2.31482e+09
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :2.31482e+09 after 3.23253e+17
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :3.23253e+17 after 6.09057e+37
At refinement iteration 9 (INCLUDED_ONLY) 0/5406 variables, 0/5967 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :6.09057e+37 after 2.95152e+78
Reachability property ShieldIIPt-PT-040B-ReachabilityFireability-2025-15 is true.
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
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(s2106 1.0)
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(s2114 (/ 1.0 24.0))
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(s2131 (/ 11.0 12.0))
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(s2147 (/ 23.0 24.0))
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(s2152 0.0)
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(s2156 0.0)
(s2157 (/ 23.0 24.0))
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(s2180 (/ 23.0 24.0))
(s2181 0.0)
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(s2184 0.0)
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(s2187 0.0)
(s2188 0.0)
(s2189 0.0)
(s2190 (/ 23.0 24.0))
(s2191 0.0)
(s2192 0.0)
(s2193 0.0)
(s2194 0.0)
(s2195 0.0)
(s2196 0.0)
(s2197 (/ 23.0 24.0))
(s2198 (/ 11.0 24.0))
(s2199 (/ 1.0 2.0))
(s2200 (/ 23.0 24.0))
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(s2204 0.0)
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(s2210 0.0)
(s2211 (/ 7.0 8.0))
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(s2260 (/ 1.0 24.0))
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(s2265 (/ 1.0 24.0))
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(s2283 (/ 1.0 24.0))
(s2284 (/ 1.0 24.0))
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(s2438 0.0)
(s2439 0.0)
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(s2441 0.0)
(s2442 0.0)
(s2443 0.0)
(s2444 0.0)
(s2445 1.0)
(s2446 0.0)
(s2447 (/ 23.0 24.0))
(s2448 0.0)
(s2449 0.0)
(s2450 0.0)
(s2451 0.0)
(s2452 0.0)
(s2453 0.0)
(s2454 0.0)
(s2455 0.0)
(s2456 (/ 1.0 24.0))
(s2457 0.0)
(s2458 0.0)
(s2459 0.0)
(s2460 0.0)
(s2461 0.0)
(s2462 0.0)
(s2463 0.0)
(s2464 0.0)
(s2465 0.0)
(s2466 1.0)
(s2467 0.0)
(s2468 0.0)
(s2469 1.0)
(s2470 0.0)
(s2471 0.0)
(s2472 0.0)
(s2473 0.0)
(s2474 timeout
0.0)
(s2475 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5406/5406 variables, and 5967 constraints, problems are : Problem set: 1 solved, 10 unsolved in 5054 ms.
Refiners :[Domain max(s): 2803/2803 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 2803/2803 constraints, PredecessorRefiner: 11/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 10 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/168 variables, 168/168 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/168 variables, 0/168 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 2385/2553 variables, 317/485 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2553 variables, 2385/2870 constraints. Problems are: Problem set: 1 solved, 10 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:17] [INFO ] Deduced a trap composed of 21 places in 438 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:18] [INFO ] Deduced a trap composed of 21 places in 412 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:18] [INFO ] Deduced a trap composed of 24 places in 386 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:19] [INFO ] Deduced a trap composed of 24 places in 358 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:19] [INFO ] Deduced a trap composed of 26 places in 364 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:20] [INFO ] Deduced a trap composed of 29 places in 384 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:20] [INFO ] Deduced a trap composed of 30 places in 359 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:20] [INFO ] Deduced a trap composed of 32 places in 353 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:21] [INFO ] Deduced a trap composed of 30 places in 343 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:21] [INFO ] Deduced a trap composed of 32 places in 343 ms of which 40 ms to minimize.
SMT process timed out in 10355ms, After SMT, problems are : Problem set: 1 solved, 10 unsolved
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 168 out of 2803 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2803/2803 places, 2603/2603 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 555 transitions
Trivial Post-agglo rules discarded 555 transitions
Performed 555 trivial Post agglomeration. Transition count delta: 555
Iterating post reduction 0 with 555 rules applied. Total rules applied 555 place count 2803 transition count 2048
Reduce places removed 555 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 557 rules applied. Total rules applied 1112 place count 2248 transition count 2046
Reduce places removed 1 places and 0 transitions.
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: 47
Iterating post reduction 2 with 48 rules applied. Total rules applied 1160 place count 2247 transition count 1999
Reduce places removed 47 places and 0 transitions.
Iterating post reduction 3 with 47 rules applied. Total rules applied 1207 place count 2200 transition count 1999
Performed 163 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 163 Pre rules applied. Total rules applied 1207 place count 2200 transition count 1836
Deduced a syphon composed of 163 places in 4 ms
Reduce places removed 163 places and 0 transitions.
Iterating global reduction 4 with 326 rules applied. Total rules applied 1533 place count 2037 transition count 1836
Discarding 244 places :
Symmetric choice reduction at 4 with 244 rule applications. Total rules 1777 place count 1793 transition count 1592
Iterating global reduction 4 with 244 rules applied. Total rules applied 2021 place count 1793 transition count 1592
Performed 88 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 88 Pre rules applied. Total rules applied 2021 place count 1793 transition count 1504
Deduced a syphon composed of 88 places in 8 ms
Reduce places removed 88 places and 0 transitions.
Iterating global reduction 4 with 176 rules applied. Total rules applied 2197 place count 1705 transition count 1504
Performed 610 Post agglomeration using F-continuation condition.Transition count delta: 610
Deduced a syphon composed of 610 places in 1 ms
Reduce places removed 610 places and 0 transitions.
Iterating global reduction 4 with 1220 rules applied. Total rules applied 3417 place count 1095 transition count 894
Renaming transitions due to excessive name length > 1024 char.
Performed 91 Post agglomeration using F-continuation condition.Transition count delta: -42
Deduced a syphon composed of 91 places in 2 ms
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 4 with 182 rules applied. Total rules applied 3599 place count 1004 transition count 936
Free-agglomeration rule applied 10 times.
Iterating global reduction 4 with 10 rules applied. Total rules applied 3609 place count 1004 transition count 926
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 3619 place count 994 transition count 926
Partial Free-agglomeration rule applied 34 times.
Drop transitions (Partial Free agglomeration) removed 34 transitions
Iterating global reduction 5 with 34 rules applied. Total rules applied 3653 place count 994 transition count 926
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 3654 place count 993 transition count 925
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 3656 place count 991 transition count 925
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 3656 place count 991 transition count 924
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 3658 place count 990 transition count 924
Applied a total of 3658 rules in 922 ms. Remains 990 /2803 variables (removed 1813) and now considering 924/2603 (removed 1679) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 931 ms. Remains : 990/2803 places, 924/2603 transitions.
RANDOM walk for 40000 steps (8 resets) in 847 ms. (47 steps per ms) remains 9/10 properties
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 394 ms. (101 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 396 ms. (100 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 443 ms. (90 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 248 ms. (160 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 289 ms. (137 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 309 ms. (129 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 289 ms. (137 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 253 ms. (157 steps per ms) remains 9/9 properties
// Phase 1: matrix 924 rows 990 cols
[2025-06-05 21:22:23] [INFO ] Computed 359 invariants in 5 ms
[2025-06-05 21:22:23] [INFO ] State equation strengthened by 203 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/148 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 468/616 variables, 187/187 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/616 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 327/943 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/943 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 910/1853 variables, 943/1280 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1853 variables, 203/1483 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1853 variables, 0/1483 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 53/1906 variables, 41/1524 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1906 variables, 17/1541 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1906 variables, 0/1541 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 2/1908 variables, 3/1544 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1908 variables, 2/1546 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1908 variables, 0/1546 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 6/1914 variables, 4/1550 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1914 variables, 2/1552 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1914 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (OVERLAPS) 0/1914 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1914/1914 variables, and 1552 constraints, problems are : Problem set: 0 solved, 9 unsolved in 3149 ms.
Refiners :[Positive P Invariants (semi-flows): 359/359 constraints, State Equation: 990/990 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 9/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/148 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 468/616 variables, 187/187 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:27] [INFO ] Deduced a trap composed of 8 places in 95 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:27] [INFO ] Deduced a trap composed of 9 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:27] [INFO ] Deduced a trap composed of 11 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:27] [INFO ] Deduced a trap composed of 5 places in 105 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:27] [INFO ] Deduced a trap composed of 11 places in 80 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:27] [INFO ] Deduced a trap composed of 11 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:27] [INFO ] Deduced a trap composed of 12 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:27] [INFO ] Deduced a trap composed of 11 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:28] [INFO ] Deduced a trap composed of 11 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:28] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:28] [INFO ] Deduced a trap composed of 13 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:28] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:28] [INFO ] Deduced a trap composed of 6 places in 80 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/616 variables, 13/200 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:28] [INFO ] Deduced a trap composed of 10 places in 82 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/616 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:28] [INFO ] Deduced a trap composed of 7 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:28] [INFO ] Deduced a trap composed of 9 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:29] [INFO ] Deduced a trap composed of 13 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:29] [INFO ] Deduced a trap composed of 13 places in 86 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/616 variables, 4/205 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/616 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 327/943 variables, 150/355 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:29] [INFO ] Deduced a trap composed of 5 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:29] [INFO ] Deduced a trap composed of 6 places in 86 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:29] [INFO ] Deduced a trap composed of 7 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:29] [INFO ] Deduced a trap composed of 8 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:29] [INFO ] Deduced a trap composed of 6 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:30] [INFO ] Deduced a trap composed of 8 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:30] [INFO ] Deduced a trap composed of 9 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:30] [INFO ] Deduced a trap composed of 10 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:30] [INFO ] Deduced a trap composed of 10 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:30] [INFO ] Deduced a trap composed of 8 places in 90 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:30] [INFO ] Deduced a trap composed of 7 places in 102 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:30] [INFO ] Deduced a trap composed of 10 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:30] [INFO ] Deduced a trap composed of 11 places in 103 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/943 variables, 13/368 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:31] [INFO ] Deduced a trap composed of 12 places in 92 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:31] [INFO ] Deduced a trap composed of 4 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:31] [INFO ] Deduced a trap composed of 8 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:31] [INFO ] Deduced a trap composed of 8 places in 96 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/943 variables, 4/372 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:31] [INFO ] Deduced a trap composed of 8 places in 99 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:31] [INFO ] Deduced a trap composed of 11 places in 87 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:32] [INFO ] Deduced a trap composed of 6 places in 104 ms of which 7 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/943 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:32] [INFO ] Deduced a trap composed of 7 places in 93 ms of which 6 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/943 variables, 1/376 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:32] [INFO ] Deduced a trap composed of 8 places in 85 ms of which 6 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/943 variables, 1/377 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/943 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 910/1853 variables, 943/1320 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1853 variables, 203/1523 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1853 variables, 5/1528 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:34] [INFO ] Deduced a trap composed of 13 places in 128 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:35] [INFO ] Deduced a trap composed of 10 places in 132 ms of which 7 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/1853 variables, 2/1530 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:36] [INFO ] Deduced a trap composed of 12 places in 109 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:36] [INFO ] Deduced a trap composed of 13 places in 121 ms of which 7 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1853 variables, 2/1532 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:37] [INFO ] Deduced a trap along path composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:37] [INFO ] Deduced a trap along path composed of 3 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:37] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:37] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:38] [INFO ] Deduced a trap along path composed of 5 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:38] [INFO ] Deduced a trap along path composed of 4 places in 36 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:38] [INFO ] Deduced a trap along path composed of 2 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:38] [INFO ] Deduced a trap along path composed of 4 places in 20 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1853 variables, 8/1540 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:40] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:40] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:41] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/1853 variables, 3/1543 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:42] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:42] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:43] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/1853 variables, 3/1546 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:47] [INFO ] Deduced a trap along path composed of 2 places in 32 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:47] [INFO ] Deduced a trap along path composed of 2 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:47] [INFO ] Deduced a trap along path composed of 2 places in 31 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:47] [INFO ] Deduced a trap along path composed of 6 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:47] [INFO ] Deduced a trap along path composed of 4 places in 17 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/1853 variables, 5/1551 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:49] [INFO ] Deduced a trap along path composed of 4 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:49] [INFO ] Deduced a trap along path composed of 2 places in 17 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:49] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:49] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:50] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/1853 variables, 5/1556 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:51] [INFO ] Deduced a trap composed of 15 places in 105 ms of which 5 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/1853 variables, 1/1557 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:22:56] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1853 variables, 1/1558 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1853 variables, 0/1558 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 26 (OVERLAPS) 53/1906 variables, 41/1599 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1906 variables, 17/1616 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1906 variables, 1/1617 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:08] [INFO ] Deduced a trap composed of 10 places in 107 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:08] [INFO ] Deduced a trap composed of 12 places in 102 ms of which 5 ms to minimize.
At refinement iteration 29 (INCLUDED_ONLY) 0/1906 variables, 2/1619 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1906/1914 variables, and 1619 constraints, problems are : Problem set: 0 solved, 9 unsolved in 45025 ms.
Refiners :[Positive P Invariants (semi-flows): 354/359 constraints, State Equation: 984/990 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 9/6 constraints, Known Traps: 47/47 constraints, Known Traps Along Path: 25/25 constraints]
After SMT, in 48221ms problems are : Problem set: 0 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 148 out of 990 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 990/990 places, 924/924 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 990 transition count 920
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 986 transition count 920
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 8 place count 986 transition count 913
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 22 place count 979 transition count 913
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 978 transition count 912
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 978 transition count 912
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 46 place count 967 transition count 901
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 56 place count 962 transition count 905
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 58 place count 962 transition count 903
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 60 place count 960 transition count 903
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 61 place count 960 transition count 903
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 62 place count 959 transition count 902
Applied a total of 62 rules in 171 ms. Remains 959 /990 variables (removed 31) and now considering 902/924 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 171 ms. Remains : 959/990 places, 902/924 transitions.
RANDOM walk for 40000 steps (8 resets) in 541 ms. (73 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 386 ms. (103 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 276 ms. (144 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 391 ms. (102 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 186 ms. (213 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 183 ms. (217 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 173 ms. (229 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 223 ms. (178 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 194 ms. (205 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 108006 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 9
Probabilistic random walk after 108006 steps, saw 77917 distinct states, run finished after 3008 ms. (steps per millisecond=35 ) properties seen :0
// Phase 1: matrix 902 rows 959 cols
[2025-06-05 21:23:16] [INFO ] Computed 359 invariants in 4 ms
[2025-06-05 21:23:16] [INFO ] State equation strengthened by 200 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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) 0/148 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 451/599 variables, 187/187 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/599 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 286/885 variables, 136/323 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/885 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 866/1751 variables, 885/1208 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1751 variables, 198/1406 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1751 variables, 0/1406 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 78/1829 variables, 54/1460 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1829 variables, 25/1485 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1829 variables, 2/1487 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1829 variables, 0/1487 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 1/1830 variables, 2/1489 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1830 variables, 1/1490 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1830 variables, 0/1490 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (OVERLAPS) 21/1851 variables, 12/1502 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1851 variables, 5/1507 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1851 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (OVERLAPS) 1/1852 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1852 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1852 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 21 (OVERLAPS) 2/1854 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1854 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 23 (OVERLAPS) 7/1861 variables, 6/1516 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1861 variables, 2/1518 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1861 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 26 (OVERLAPS) 0/1861 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1861/1861 variables, and 1518 constraints, problems are : Problem set: 0 solved, 9 unsolved in 4420 ms.
Refiners :[Positive P Invariants (semi-flows): 359/359 constraints, State Equation: 959/959 constraints, ReadFeed: 200/200 constraints, PredecessorRefiner: 9/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/148 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 451/599 variables, 187/187 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:20] [INFO ] Deduced a trap composed of 4 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:20] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:20] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:20] [INFO ] Deduced a trap composed of 9 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:21] [INFO ] Deduced a trap composed of 7 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:21] [INFO ] Deduced a trap composed of 5 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:21] [INFO ] Deduced a trap composed of 9 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:21] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:21] [INFO ] Deduced a trap composed of 11 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:21] [INFO ] Deduced a trap composed of 5 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:21] [INFO ] Deduced a trap composed of 9 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:21] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/599 variables, 12/199 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/599 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 286/885 variables, 136/335 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 6 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 6 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 6 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 7 places in 62 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 6 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 8 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 8 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 11 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 7 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:22] [INFO ] Deduced a trap composed of 6 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 8 places in 79 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/885 variables, 12/347 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 9 places in 86 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 5 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 6 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 9 places in 87 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 12 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 9 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 5 places in 82 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:23] [INFO ] Deduced a trap composed of 6 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:24] [INFO ] Deduced a trap composed of 9 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:24] [INFO ] Deduced a trap composed of 8 places in 85 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:24] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:24] [INFO ] Deduced a trap composed of 11 places in 77 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/885 variables, 12/359 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/885 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 866/1751 variables, 885/1244 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1751 variables, 198/1442 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1751 variables, 5/1447 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:26] [INFO ] Deduced a trap composed of 8 places in 105 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:26] [INFO ] Deduced a trap composed of 6 places in 106 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:26] [INFO ] Deduced a trap composed of 5 places in 104 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:26] [INFO ] Deduced a trap composed of 9 places in 96 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:27] [INFO ] Deduced a trap composed of 9 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:27] [INFO ] Deduced a trap composed of 11 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:27] [INFO ] Deduced a trap composed of 4 places in 115 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:27] [INFO ] Deduced a trap composed of 7 places in 114 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:27] [INFO ] Deduced a trap composed of 9 places in 106 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:28] [INFO ] Deduced a trap composed of 9 places in 108 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:28] [INFO ] Deduced a trap composed of 11 places in 112 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:28] [INFO ] Deduced a trap composed of 4 places in 115 ms of which 15 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/1751 variables, 12/1459 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:29] [INFO ] Deduced a trap composed of 6 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:29] [INFO ] Deduced a trap composed of 13 places in 101 ms of which 6 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/1751 variables, 2/1461 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:30] [INFO ] Deduced a trap composed of 8 places in 100 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1751 variables, 1/1462 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:31] [INFO ] Deduced a trap composed of 8 places in 143 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:31] [INFO ] Deduced a trap composed of 9 places in 106 ms of which 6 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/1751 variables, 2/1464 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:32] [INFO ] Deduced a trap composed of 8 places in 94 ms of which 5 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/1751 variables, 1/1465 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:33] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:33] [INFO ] Deduced a trap along path composed of 2 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:33] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:34] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:35] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:35] [INFO ] Deduced a trap along path composed of 2 places in 15 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:35] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:35] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/1751 variables, 8/1473 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1751 variables, 0/1473 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (OVERLAPS) 78/1829 variables, 54/1527 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1829 variables, 25/1552 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1829 variables, 2/1554 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1829 variables, 1/1555 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:39] [INFO ] Deduced a trap composed of 5 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:39] [INFO ] Deduced a trap composed of 6 places in 113 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:39] [INFO ] Deduced a trap composed of 9 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:39] [INFO ] Deduced a trap composed of 9 places in 102 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:39] [INFO ] Deduced a trap composed of 7 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:40] [INFO ] Deduced a trap composed of 3 places in 110 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:40] [INFO ] Deduced a trap composed of 10 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:40] [INFO ] Deduced a trap composed of 7 places in 84 ms of which 5 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/1829 variables, 8/1563 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1829 variables, 9/1572 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:42] [INFO ] Deduced a trap composed of 3 places in 75 ms of which 5 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1829 variables, 1/1573 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:44] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:44] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:44] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:44] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:44] [INFO ] Deduced a trap along path composed of 2 places in 15 ms of which 0 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/1829 variables, 5/1578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1829 variables, 0/1578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 27 (OVERLAPS) 1/1830 variables, 2/1580 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1830 variables, 1/1581 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1830 variables, 0/1581 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 30 (OVERLAPS) 21/1851 variables, 12/1593 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1851 variables, 5/1598 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:23:56] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
At refinement iteration 32 (INCLUDED_ONLY) 0/1851 variables, 1/1599 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1851 variables, 0/1599 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 34 (OVERLAPS) 1/1852 variables, 1/1600 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1852 variables, 1/1601 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1852 variables, 0/1601 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 37 (OVERLAPS) 2/1854 variables, 1/1602 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1854 variables, 0/1602 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 39 (OVERLAPS) 7/1861 variables, 6/1608 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1861 variables, 2/1610 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1861 variables, 0/1610 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 42 (OVERLAPS) 0/1861 variables, 0/1610 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1861/1861 variables, and 1610 constraints, problems are : Problem set: 0 solved, 9 unsolved in 58448 ms.
Refiners :[Positive P Invariants (semi-flows): 359/359 constraints, State Equation: 959/959 constraints, ReadFeed: 200/200 constraints, PredecessorRefiner: 9/6 constraints, Known Traps: 63/63 constraints, Known Traps Along Path: 23/23 constraints]
After SMT, in 62898ms problems are : Problem set: 0 solved, 9 unsolved
Fused 9 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 9048 ms.
Support contains 148 out of 959 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 959/959 places, 902/902 transitions.
Applied a total of 0 rules in 20 ms. Remains 959 /959 variables (removed 0) and now considering 902/902 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 959/959 places, 902/902 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 959/959 places, 902/902 transitions.
Applied a total of 0 rules in 25 ms. Remains 959 /959 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2025-06-05 21:24:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 21:24:28] [INFO ] Implicit Places using invariants in 392 ms returned [946]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 403 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 958/959 places, 902/902 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 957 transition count 901
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 957 transition count 901
Applied a total of 2 rules in 31 ms. Remains 957 /958 variables (removed 1) and now considering 901/902 (removed 1) transitions.
// Phase 1: matrix 901 rows 957 cols
[2025-06-05 21:24:28] [INFO ] Computed 358 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 21:24:28] [INFO ] Implicit Places using invariants in 421 ms returned []
[2025-06-05 21:24:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 21:24:29] [INFO ] State equation strengthened by 199 read => feed constraints.
[2025-06-05 21:24:31] [INFO ] Implicit Places using invariants and state equation in 2564 ms returned []
Implicit Place search using SMT with State Equation took 2987 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 957/959 places, 901/902 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3447 ms. Remains : 957/959 places, 901/902 transitions.
RANDOM walk for 40000 steps (8 resets) in 397 ms. (100 steps per ms) remains 7/9 properties
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 242 ms. (164 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 180 ms. (221 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 270 ms. (147 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 226 ms. (176 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 257 ms. (155 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 177 ms. (224 steps per ms) remains 7/7 properties
[2025-06-05 21:24:32] [INFO ] Invariant cache hit.
[2025-06-05 21:24:32] [INFO ] State equation strengthened by 199 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/144 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 448/592 variables, 185/185 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/592 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 289/881 variables, 137/322 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/881 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 861/1742 variables, 881/1203 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1742 variables, 196/1399 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1742 variables, 0/1399 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 81/1823 variables, 54/1453 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1823 variables, 24/1477 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1823 variables, 3/1480 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1823 variables, 0/1480 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 3/1826 variables, 3/1483 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1826 variables, 1/1484 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1826 variables, 0/1484 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 22/1848 variables, 14/1498 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1848 variables, 5/1503 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1848 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 1/1849 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1849 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1849 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 2/1851 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1851 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (OVERLAPS) 7/1858 variables, 6/1512 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1858 variables, 2/1514 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1858 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (OVERLAPS) 0/1858 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1858/1858 variables, and 1514 constraints, problems are : Problem set: 0 solved, 7 unsolved in 3313 ms.
Refiners :[Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 957/957 constraints, ReadFeed: 199/199 constraints, PredecessorRefiner: 7/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/144 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 448/592 variables, 185/185 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:35] [INFO ] Deduced a trap composed of 5 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:35] [INFO ] Deduced a trap composed of 9 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:35] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:35] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:35] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:36] [INFO ] Deduced a trap composed of 10 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:36] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/592 variables, 7/192 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:36] [INFO ] Deduced a trap composed of 11 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:36] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:36] [INFO ] Deduced a trap composed of 9 places in 67 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/592 variables, 3/195 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/592 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 289/881 variables, 137/332 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:36] [INFO ] Deduced a trap composed of 4 places in 88 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:36] [INFO ] Deduced a trap composed of 5 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:36] [INFO ] Deduced a trap composed of 6 places in 84 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 6 places in 89 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 6 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 6 places in 85 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 7 places in 77 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 8 places in 83 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 6 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 8 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 9 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:37] [INFO ] Deduced a trap composed of 9 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 9 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 10 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 11 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 6 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 7 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 5 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 8 places in 72 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/881 variables, 20/352 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 5 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:38] [INFO ] Deduced a trap composed of 5 places in 79 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/881 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:39] [INFO ] Deduced a trap composed of 10 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:39] [INFO ] Deduced a trap composed of 8 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:39] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:39] [INFO ] Deduced a trap composed of 9 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:39] [INFO ] Deduced a trap composed of 12 places in 77 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/881 variables, 5/359 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:39] [INFO ] Deduced a trap composed of 9 places in 74 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/881 variables, 1/360 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:39] [INFO ] Deduced a trap composed of 4 places in 70 ms of which 5 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/881 variables, 1/361 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:40] [INFO ] Deduced a trap composed of 5 places in 60 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/881 variables, 1/362 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:40] [INFO ] Deduced a trap composed of 6 places in 73 ms of which 5 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/881 variables, 1/363 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/881 variables, 0/363 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 861/1742 variables, 881/1244 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1742 variables, 196/1440 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1742 variables, 3/1443 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:42] [INFO ] Deduced a trap composed of 8 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:42] [INFO ] Deduced a trap composed of 10 places in 105 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:42] [INFO ] Deduced a trap composed of 5 places in 103 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:42] [INFO ] Deduced a trap composed of 8 places in 103 ms of which 6 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1742 variables, 4/1447 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:43] [INFO ] Deduced a trap composed of 4 places in 101 ms of which 7 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1742 variables, 1/1448 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:44] [INFO ] Deduced a trap composed of 6 places in 95 ms of which 6 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/1742 variables, 1/1449 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:45] [INFO ] Deduced a trap composed of 7 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:45] [INFO ] Deduced a trap composed of 11 places in 94 ms of which 6 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/1742 variables, 2/1451 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:46] [INFO ] Deduced a trap composed of 9 places in 96 ms of which 7 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/1742 variables, 1/1452 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:47] [INFO ] Deduced a trap along path composed of 3 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:47] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:47] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:47] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:47] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:47] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:47] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:47] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:48] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:48] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:48] [INFO ] Deduced a trap along path composed of 2 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:48] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:48] [INFO ] Deduced a trap along path composed of 4 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:49] [INFO ] Deduced a trap along path composed of 4 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:49] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:50] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:50] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:51] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:51] [INFO ] Deduced a trap along path composed of 4 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:52] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/1742 variables, 20/1472 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:54] [INFO ] Deduced a trap along path composed of 4 places in 27 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/1742 variables, 1/1473 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:24:55] [INFO ] Deduced a trap composed of 9 places in 108 ms of which 8 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1742 variables, 1/1474 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1742 variables, 0/1474 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (OVERLAPS) 81/1823 variables, 54/1528 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1823 variables, 24/1552 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1823 variables, 3/1555 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1823 variables, 1/1556 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:00] [INFO ] Deduced a trap composed of 4 places in 108 ms of which 6 ms to minimize.
At refinement iteration 30 (INCLUDED_ONLY) 0/1823 variables, 1/1557 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:02] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:02] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
At refinement iteration 31 (INCLUDED_ONLY) 0/1823 variables, 2/1559 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1823 variables, 0/1559 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 33 (OVERLAPS) 3/1826 variables, 3/1562 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1826 variables, 1/1563 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:05] [INFO ] Deduced a trap composed of 7 places in 100 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:05] [INFO ] Deduced a trap composed of 9 places in 98 ms of which 6 ms to minimize.
At refinement iteration 35 (INCLUDED_ONLY) 0/1826 variables, 2/1565 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:07] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:07] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:07] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:07] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
At refinement iteration 36 (INCLUDED_ONLY) 0/1826 variables, 4/1569 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1826 variables, 0/1569 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 38 (OVERLAPS) 22/1848 variables, 14/1583 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1848 variables, 5/1588 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1848 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 41 (OVERLAPS) 1/1849 variables, 1/1589 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1849 variables, 1/1590 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1849 variables, 0/1590 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 44 (OVERLAPS) 2/1851 variables, 1/1591 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/1851 variables, 0/1591 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 46 (OVERLAPS) 7/1858 variables, 6/1597 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/1858 variables, 2/1599 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:17] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
At refinement iteration 48 (INCLUDED_ONLY) 0/1858 variables, 1/1600 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/1858 variables, 0/1600 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 50 (OVERLAPS) 0/1858 variables, 0/1600 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1858/1858 variables, and 1600 constraints, problems are : Problem set: 0 solved, 7 unsolved in 46856 ms.
Refiners :[Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 957/957 constraints, ReadFeed: 199/199 constraints, PredecessorRefiner: 7/4 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 28/28 constraints]
After SMT, in 50191ms problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 8181 ms.
Support contains 144 out of 957 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 957/957 places, 901/901 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 957 transition count 899
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 955 transition count 899
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 955 transition count 898
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 954 transition count 898
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 953 transition count 897
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 9 place count 952 transition count 896
Applied a total of 9 rules in 56 ms. Remains 952 /957 variables (removed 5) and now considering 896/901 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 952/957 places, 896/901 transitions.
RANDOM walk for 40000 steps (8 resets) in 473 ms. (84 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 272 ms. (146 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 189 ms. (210 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 294 ms. (135 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 184 ms. (216 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 243 ms. (163 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 116876 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 7
Probabilistic random walk after 116876 steps, saw 79147 distinct states, run finished after 3001 ms. (steps per millisecond=38 ) properties seen :0
// Phase 1: matrix 896 rows 952 cols
[2025-06-05 21:25:34] [INFO ] Computed 358 invariants in 10 ms
[2025-06-05 21:25:34] [INFO ] State equation strengthened by 196 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/144 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 446/590 variables, 185/185 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/590 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 288/878 variables, 137/322 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/878 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 858/1736 variables, 878/1200 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1736 variables, 196/1396 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1736 variables, 0/1396 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 80/1816 variables, 54/1450 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1816 variables, 25/1475 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1816 variables, 0/1475 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 1/1817 variables, 2/1477 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1817 variables, 1/1478 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1817 variables, 0/1478 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 21/1838 variables, 12/1490 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1838 variables, 5/1495 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1838 variables, 0/1495 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (OVERLAPS) 1/1839 variables, 1/1496 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1839 variables, 1/1497 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1839 variables, 0/1497 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (OVERLAPS) 2/1841 variables, 1/1498 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1841 variables, 0/1498 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (OVERLAPS) 7/1848 variables, 6/1504 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1848 variables, 2/1506 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1848 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (OVERLAPS) 0/1848 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1848/1848 variables, and 1506 constraints, problems are : Problem set: 0 solved, 7 unsolved in 3323 ms.
Refiners :[Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 952/952 constraints, ReadFeed: 196/196 constraints, PredecessorRefiner: 7/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/144 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 446/590 variables, 185/185 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:37] [INFO ] Deduced a trap composed of 6 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:37] [INFO ] Deduced a trap composed of 5 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:37] [INFO ] Deduced a trap composed of 8 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 8 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 5 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 7 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 5 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 13 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 11 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 9 places in 83 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/590 variables, 12/197 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:38] [INFO ] Deduced a trap composed of 11 places in 65 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/590 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:39] [INFO ] Deduced a trap composed of 9 places in 88 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:39] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:39] [INFO ] Deduced a trap composed of 9 places in 72 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/590 variables, 3/201 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:39] [INFO ] Deduced a trap composed of 10 places in 77 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/590 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:39] [INFO ] Deduced a trap composed of 10 places in 86 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/590 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/590 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 288/878 variables, 137/340 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 5 places in 115 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 5 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 6 places in 110 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 6 places in 113 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 6 places in 98 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 6 places in 100 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 7 places in 89 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 9 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:40] [INFO ] Deduced a trap composed of 8 places in 105 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:41] [INFO ] Deduced a trap composed of 6 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:41] [INFO ] Deduced a trap composed of 8 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:41] [INFO ] Deduced a trap composed of 9 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:41] [INFO ] Deduced a trap composed of 9 places in 100 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:41] [INFO ] Deduced a trap composed of 10 places in 96 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:41] [INFO ] Deduced a trap composed of 11 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:41] [INFO ] Deduced a trap composed of 8 places in 85 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:41] [INFO ] Deduced a trap composed of 11 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:42] [INFO ] Deduced a trap composed of 6 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:42] [INFO ] Deduced a trap composed of 9 places in 95 ms of which 6 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/878 variables, 19/359 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/878 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 858/1736 variables, 878/1237 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1736 variables, 196/1433 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1736 variables, 3/1436 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:43] [INFO ] Deduced a trap composed of 11 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:43] [INFO ] Deduced a trap composed of 5 places in 109 ms of which 6 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/1736 variables, 2/1438 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:44] [INFO ] Deduced a trap composed of 9 places in 112 ms of which 6 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/1736 variables, 1/1439 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:45] [INFO ] Deduced a trap composed of 4 places in 81 ms of which 5 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/1736 variables, 1/1440 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:47] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:47] [INFO ] Deduced a trap along path composed of 2 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:47] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:47] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:47] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:48] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:48] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:48] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:48] [INFO ] Deduced a trap along path composed of 2 places in 20 ms of which 0 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1736 variables, 9/1449 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:25:49] [INFO ] Deduced a trap along path composed of 2 places in 33 ms of which 0 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1736 variables, 1/1450 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1736 variables, 0/1450 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (OVERLAPS) 80/1816 variables, 54/1504 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1816 variables, 25/1529 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1816 variables, 1/1530 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1816 variables, 0/1530 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (OVERLAPS) 1/1817 variables, 2/1532 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1817 variables, 1/1533 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1817 variables, 0/1533 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 27 (OVERLAPS) 21/1838 variables, 12/1545 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1838 variables, 5/1550 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1838 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 30 (OVERLAPS) 1/1839 variables, 1/1551 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1839 variables, 1/1552 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1839 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 33 (OVERLAPS) 2/1841 variables, 1/1553 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:00] [INFO ] Deduced a trap composed of 7 places in 120 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:00] [INFO ] Deduced a trap composed of 10 places in 111 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:01] [INFO ] Deduced a trap composed of 7 places in 97 ms of which 6 ms to minimize.
At refinement iteration 34 (INCLUDED_ONLY) 0/1841 variables, 3/1556 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:02] [INFO ] Deduced a trap along path composed of 2 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:02] [INFO ] Deduced a trap along path composed of 2 places in 33 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:02] [INFO ] Deduced a trap along path composed of 3 places in 31 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:02] [INFO ] Deduced a trap along path composed of 3 places in 31 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:03] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:03] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:03] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:03] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:03] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:04] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:04] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:04] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:04] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:05] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
At refinement iteration 35 (INCLUDED_ONLY) 0/1841 variables, 14/1570 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1841 variables, 0/1570 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 37 (OVERLAPS) 7/1848 variables, 6/1576 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1848 variables, 2/1578 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:26:08] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
At refinement iteration 39 (INCLUDED_ONLY) 0/1848 variables, 1/1579 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1848 variables, 0/1579 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 41 (OVERLAPS) 0/1848 variables, 0/1579 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1848/1848 variables, and 1579 constraints, problems are : Problem set: 0 solved, 7 unsolved in 34550 ms.
Refiners :[Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 952/952 constraints, ReadFeed: 196/196 constraints, PredecessorRefiner: 7/4 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 25/25 constraints]
After SMT, in 37907ms problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 14734 ms.
Support contains 144 out of 952 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 952/952 places, 896/896 transitions.
Applied a total of 0 rules in 17 ms. Remains 952 /952 variables (removed 0) and now considering 896/896 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 952/952 places, 896/896 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 952/952 places, 896/896 transitions.
Applied a total of 0 rules in 22 ms. Remains 952 /952 variables (removed 0) and now considering 896/896 (removed 0) transitions.
[2025-06-05 21:26:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 21:26:27] [INFO ] Implicit Places using invariants in 369 ms returned []
[2025-06-05 21:26:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 21:26:27] [INFO ] State equation strengthened by 196 read => feed constraints.
[2025-06-05 21:26:29] [INFO ] Implicit Places using invariants and state equation in 2509 ms returned []
Implicit Place search using SMT with State Equation took 2880 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 21:26:29] [INFO ] Redundant transitions in 49 ms returned []
Running 885 sub problems to find dead transitions.
[2025-06-05 21:26:29] [INFO ] Invariant cache hit.
[2025-06-05 21:26:29] [INFO ] State equation strengthened by 196 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/943 variables, 56/56 constraints. Problems are: Problem set: 0 solved, 885 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 943/1848 variables, and 56 constraints, problems are : Problem set: 0 solved, 885 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 56/358 constraints, State Equation: 0/952 constraints, ReadFeed: 0/196 constraints, PredecessorRefiner: 885/885 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 885 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/943 variables, 56/56 constraints. Problems are: Problem set: 0 solved, 885 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/943 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 885 unsolved
At refinement iteration 2 (OVERLAPS) 9/952 variables, 302/358 constraints. Problems are: Problem set: 0 solved, 885 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 3 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 5 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 10 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:23] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 8 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 9 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 6 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:24] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/952 variables, 20/378 constraints. Problems are: Problem set: 0 solved, 885 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:26] [INFO ] Deduced a trap composed of 7 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:27] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:27] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:27] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:27] [INFO ] Deduced a trap composed of 4 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:27] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:28] [INFO ] Deduced a trap composed of 6 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:28] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:28] [INFO ] Deduced a trap composed of 9 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:28] [INFO ] Deduced a trap composed of 8 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:29] [INFO ] Deduced a trap composed of 9 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:29] [INFO ] Deduced a trap composed of 10 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:29] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:29] [INFO ] Deduced a trap composed of 11 places in 70 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 952/1848 variables, and 392 constraints, problems are : Problem set: 0 solved, 885 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 0/952 constraints, ReadFeed: 0/196 constraints, PredecessorRefiner: 0/885 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60210ms problems are : Problem set: 0 solved, 885 unsolved
Search for dead transitions found 0 dead transitions in 60215ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63177 ms. Remains : 952/952 places, 896/896 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 104 times.
Drop transitions (Partial Free agglomeration) removed 104 transitions
Iterating global reduction 0 with 104 rules applied. Total rules applied 104 place count 952 transition count 896
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 108 place count 952 transition count 892
Applied a total of 108 rules in 51 ms. Remains 952 /952 variables (removed 0) and now considering 892/896 (removed 4) transitions.
Running SMT prover for 7 properties.
// Phase 1: matrix 892 rows 952 cols
[2025-06-05 21:27:30] [INFO ] Computed 358 invariants in 5 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 21:27:30] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 21:27:30] [INFO ] [Nat]Absence check using 358 positive place invariants in 55 ms returned sat
[2025-06-05 21:27:31] [INFO ] After 634ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2025-06-05 21:27:31] [INFO ] State equation strengthened by 85 read => feed constraints.
[2025-06-05 21:27:31] [INFO ] After 639ms SMT Verify possible using 85 Read/Feed constraints in natural domain returned unsat :0 sat :7
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:32] [INFO ] Deduced a trap composed of 4 places in 116 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:32] [INFO ] Deduced a trap composed of 8 places in 109 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:32] [INFO ] Deduced a trap composed of 5 places in 118 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:32] [INFO ] Deduced a trap composed of 6 places in 104 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:32] [INFO ] Deduced a trap composed of 8 places in 100 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:32] [INFO ] Deduced a trap composed of 9 places in 140 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:33] [INFO ] Deduced a trap composed of 9 places in 109 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:33] [INFO ] Deduced a trap composed of 9 places in 106 ms of which 8 ms to minimize.
[2025-06-05 21:27:33] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1289 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:33] [INFO ] Deduced a trap composed of 9 places in 93 ms of which 6 ms to minimize.
[2025-06-05 21:27:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 169 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:33] [INFO ] Deduced a trap composed of 5 places in 125 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:33] [INFO ] Deduced a trap composed of 9 places in 99 ms of which 6 ms to minimize.
[2025-06-05 21:27:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 339 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:34] [INFO ] Deduced a trap composed of 10 places in 93 ms of which 5 ms to minimize.
[2025-06-05 21:27:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 164 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:34] [INFO ] Deduced a trap composed of 7 places in 111 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:34] [INFO ] Deduced a trap composed of 8 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:34] [INFO ] Deduced a trap composed of 8 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:34] [INFO ] Deduced a trap composed of 9 places in 105 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:35] [INFO ] Deduced a trap composed of 10 places in 97 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:35] [INFO ] Deduced a trap composed of 9 places in 104 ms of which 7 ms to minimize.
[2025-06-05 21:27:35] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 945 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:35] [INFO ] Deduced a trap composed of 11 places in 99 ms of which 6 ms to minimize.
[2025-06-05 21:27:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 169 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:35] [INFO ] Deduced a trap composed of 7 places in 95 ms of which 6 ms to minimize.
[2025-06-05 21:27:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 163 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:36] [INFO ] Deduced a trap composed of 5 places in 112 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:36] [INFO ] Deduced a trap composed of 10 places in 123 ms of which 6 ms to minimize.
[2025-06-05 21:27:36] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 355 ms
TRAPS : Iteration 2
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:37] [INFO ] Deduced a trap composed of 7 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:37] [INFO ] Deduced a trap composed of 8 places in 126 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:37] [INFO ] Deduced a trap composed of 9 places in 122 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:37] [INFO ] Deduced a trap composed of 10 places in 114 ms of which 6 ms to minimize.
[2025-06-05 21:27:37] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 633 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:37] [INFO ] Deduced a trap composed of 10 places in 112 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:37] [INFO ] Deduced a trap composed of 11 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:37] [INFO ] Deduced a trap composed of 11 places in 103 ms of which 6 ms to minimize.
[2025-06-05 21:27:38] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 453 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:38] [INFO ] Deduced a trap composed of 10 places in 111 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:38] [INFO ] Deduced a trap composed of 10 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:38] [INFO ] Deduced a trap composed of 12 places in 109 ms of which 8 ms to minimize.
[2025-06-05 21:27:38] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 496 ms
TRAPS : Iteration 3
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:39] [INFO ] Deduced a trap composed of 9 places in 125 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:39] [INFO ] Deduced a trap composed of 11 places in 113 ms of which 6 ms to minimize.
[2025-06-05 21:27:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 384 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:40] [INFO ] Deduced a trap composed of 6 places in 121 ms of which 6 ms to minimize.
[2025-06-05 21:27:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 215 ms
TRAPS : Iteration 4
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:40] [INFO ] Deduced a trap composed of 5 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:40] [INFO ] Deduced a trap composed of 9 places in 99 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:41] [INFO ] Deduced a trap composed of 9 places in 106 ms of which 6 ms to minimize.
[2025-06-05 21:27:41] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 470 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:41] [INFO ] Deduced a trap composed of 8 places in 112 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:41] [INFO ] Deduced a trap composed of 10 places in 105 ms of which 6 ms to minimize.
[2025-06-05 21:27:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 333 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:41] [INFO ] Deduced a trap composed of 13 places in 85 ms of which 5 ms to minimize.
[2025-06-05 21:27:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 158 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:42] [INFO ] Deduced a trap composed of 6 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:42] [INFO ] Deduced a trap composed of 10 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:42] [INFO ] Deduced a trap composed of 15 places in 93 ms of which 5 ms to minimize.
[2025-06-05 21:27:42] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 497 ms
TRAPS : Iteration 5
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:43] [INFO ] Deduced a trap composed of 8 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:43] [INFO ] Deduced a trap composed of 13 places in 90 ms of which 5 ms to minimize.
[2025-06-05 21:27:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 299 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:43] [INFO ] Deduced a trap composed of 6 places in 82 ms of which 5 ms to minimize.
[2025-06-05 21:27:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 160 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:44] [INFO ] Deduced a trap composed of 9 places in 101 ms of which 5 ms to minimize.
[2025-06-05 21:27:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 203 ms
TRAPS : Iteration 6
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:27:45] [INFO ] Deduced a trap composed of 4 places in 104 ms of which 6 ms to minimize.
[2025-06-05 21:27:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 183 ms
TRAPS : Iteration 7
[2025-06-05 21:27:46] [INFO ] After 14969ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
[2025-06-05 21:27:47] [INFO ] After 17229ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
[2025-06-05 21:27:47] [INFO ] Flatten gal took : 65 ms
[2025-06-05 21:27:47] [INFO ] Flatten gal took : 35 ms
[2025-06-05 21:27:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12207428886524743720.gal : 19 ms
[2025-06-05 21:27:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15503136474696126311.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/ReachabilityCardinality12207428886524743720.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15503136474696126311.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15503136474696126311.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :7 after 13
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :13 after 58
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :58 after 2758
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :2758 after 2.9754e+06
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :2.9754e+06 after 1.69098e+12
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :8.32773e+17 after 1.42467e+18
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :1.42467e+18 after 1.42467e+18
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :1.42467e+18 after 1.42467e+18
Invariant property ShieldIIPt-PT-040B-ReachabilityFireability-2025-01 does not hold.
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :1.42467e+18 after 1.42467e+18
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :1.42467e+18 after 1.42467e+18
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :1.42467e+18 after 1.42471e+18
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :1.42471e+18 after 3.91771e+18
Reachability property ShieldIIPt-PT-040B-ReachabilityFireability-2025-14 is true.
Invariant property ShieldIIPt-PT-040B-ReachabilityFireability-2025-09 does not hold.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :3.91771e+18 after 1.07341e+24
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :1.07341e+24 after 1.22656e+27
Detected timeout of ITS tools.
[2025-06-05 21:28:02] [INFO ] Flatten gal took : 33 ms
[2025-06-05 21:28:02] [INFO ] Applying decomposition
[2025-06-05 21:28:02] [INFO ] Flatten gal took : 31 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph1834035387965772328.txt' '-o' '/tmp/graph1834035387965772328.bin' '-w' '/tmp/graph1834035387965772328.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1834035387965772328.bin' '-l' '-1' '-v' '-w' '/tmp/graph1834035387965772328.weights' '-q' '0' '-e' '0.001'
[2025-06-05 21:28:02] [INFO ] Decomposing Gal with order
[2025-06-05 21:28:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 21:28:03] [INFO ] Removed a total of 440 redundant transitions.
[2025-06-05 21:28:03] [INFO ] Flatten gal took : 132 ms
[2025-06-05 21:28:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 125 labels/synchronizations in 48 ms.
[2025-06-05 21:28:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16974806545251708050.gal : 28 ms
[2025-06-05 21:28:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4722589744843960109.prop : 2 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/ReachabilityCardinality16974806545251708050.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4722589744843960109.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality4722589744843960109.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :1 after 13
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :13 after 109
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :109 after 7453
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :7453 after 44173
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :44173 after 7.93446e+06
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :7.93446e+06 after 3.38196e+12
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :3.38196e+12 after 1.46635e+22
Invariant property ShieldIIPt-PT-040B-ReachabilityFireability-2025-02 does not hold.
Invariant property ShieldIIPt-PT-040B-ReachabilityFireability-2025-00 does not hold.
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.46635e+22 after 7.16392e+77
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 48416 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-05 21:28:18] [INFO ] Flatten gal took : 57 ms
[2025-06-05 21:28:18] [INFO ] Applying decomposition
[2025-06-05 21:28:18] [INFO ] Flatten gal took : 71 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph4252305114063058213.txt' '-o' '/tmp/graph4252305114063058213.bin' '-w' '/tmp/graph4252305114063058213.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4252305114063058213.bin' '-l' '-1' '-v' '-w' '/tmp/graph4252305114063058213.weights' '-q' '0' '-e' '0.001'
[2025-06-05 21:28:18] [INFO ] Decomposing Gal with order
[2025-06-05 21:28:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 21:28:19] [INFO ] Removed a total of 240 redundant transitions.
[2025-06-05 21:28:19] [INFO ] Flatten gal took : 117 ms
[2025-06-05 21:28:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 7 ms.
[2025-06-05 21:28:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18155416674867453277.gal : 25 ms
[2025-06-05 21:28:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11995715864595738599.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/ReachabilityCardinality18155416674867453277.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11995715864595738599.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality11995715864595738599.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :1 after 1810
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :1810 after 8.39246e+26
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :8.39246e+26 after 2.41387e+119
Invariant property ShieldIIPt-PT-040B-ReachabilityFireability-2025-01 does not hold.
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :2.41387e+119 after 9.05406e+141
ITS-tools command line returned an error code 137
[2025-06-05 21:56:16] [INFO ] Flatten gal took : 321 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin11765975005368935437
[2025-06-05 21:56:16] [INFO ] Applying decomposition
[2025-06-05 21:56:16] [INFO ] Computing symmetric may disable matrix : 896 transitions.
[2025-06-05 21:56:16] [INFO ] Computation of Complete disable matrix. took 12 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 21:56:16] [INFO ] Computing symmetric may enable matrix : 896 transitions.
[2025-06-05 21:56:16] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 21:56:17] [INFO ] Flatten gal took : 252 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph16518994404728363980.txt' '-o' '/tmp/graph16518994404728363980.bin' '-w' '/tmp/graph16518994404728363980.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16518994404728363980.bin' '-l' '-1' '-v' '-w' '/tmp/graph16518994404728363980.weights' '-q' '0' '-e' '0.001'
[2025-06-05 21:56:19] [INFO ] Decomposing Gal with order
[2025-06-05 21:56:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 21:56:19] [INFO ] Computing Do-Not-Accords matrix : 896 transitions.
[2025-06-05 21:56:19] [INFO ] Computation of Completed DNA matrix. took 57 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 21:56:19] [INFO ] Removed a total of 529 redundant transitions.
[2025-06-05 21:56:19] [INFO ] Flatten gal took : 70 ms
[2025-06-05 21:56:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 216 labels/synchronizations in 25 ms.
[2025-06-05 21:56:19] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability5843487255355798810.gal : 7 ms
[2025-06-05 21:56:19] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability8293557263989160439.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/ReachabilityFireability5843487255355798810.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability8293557263989160439.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
[2025-06-05 21:56:19] [INFO ] Built C files in 3168ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11765975005368935437
Running compilation step : cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '120' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Loading property file /tmp/ReachabilityFireability8293557263989160439.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :1 after 5
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :5 after 893
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :893 after 132269
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :132269 after 2.11372e+11
Invariant property ShieldIIPt-PT-040B-ReachabilityFireability-2025-12 does not hold.
FORMULA ShieldIIPt-PT-040B-ReachabilityFireability-2025-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :3.33109e+19 after 2.2602e+39
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :2.2602e+39 after 1.79519e+62
Compilation finished in 3239 ms.
Running link step : cd /tmp/ltsmin11765975005368935437;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 72 ms.
Running LTSmin : cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202500==true'
WARNING : LTSmin timed out (>85 s) on command cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202500==true'
Running LTSmin : cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202502==true'
WARNING : LTSmin timed out (>85 s) on command cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202502==true'
Running LTSmin : cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202509==true'
WARNING : LTSmin timed out (>85 s) on command cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202509==true'
Running LTSmin : cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202510==true'
WARNING : LTSmin timed out (>85 s) on command cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202510==true'
Running LTSmin : cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202514==true'
WARNING : LTSmin timed out (>85 s) on command cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202514==true'
Retrying LTSmin with larger timeout 4800 s
Running LTSmin : cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202500==true'
WARNING : LTSmin timed out (>685 s) on command cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202500==true'
Running LTSmin : cd /tmp/ltsmin11765975005368935437;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'ShieldIIPtPT040BReachabilityFireability202502==true'

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldIIPt-PT-040B"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ShieldIIPt-PT-040B, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r198-tall-174894533000567"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-040B.tgz
mv ShieldIIPt-PT-040B execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;