Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r016-oct2-177944372800268.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is ASLink-PT-10a, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-oct2-177944372800268
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 8.3K Mar 5 14:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 5 14:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Mar 5 14:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 5 14:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 07:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 15 07:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 5 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 150K Mar 5 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 5 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 5 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:11 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 920K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779688653968

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ASLink-PT-10a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-25 05:57:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-25 05:57:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 05:57:36] [INFO ] Load time of PNML (sax parser for PT used): 285 ms
[2026-05-25 05:57:36] [INFO ] Transformed 2186 places.
[2026-05-25 05:57:36] [INFO ] Transformed 3192 transitions.
[2026-05-25 05:57:36] [INFO ] Found NUPN structural information;
[2026-05-25 05:57:36] [INFO ] Parsed PT model containing 2186 places and 3192 transitions and 11972 arcs in 449 ms.
Structural test allowed to assert that 252 places are NOT stable. Took 28 ms.
Ensure Unique test removed 34 transitions
Reduce redundant transitions removed 34 transitions.
[2026-05-25 05:57:37] [INFO ] Flatten gal took : 589 ms
[2026-05-25 05:57:37] [INFO ] Flatten gal took : 286 ms
[2026-05-25 05:57:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9469134209699386672.gal : 113 ms
[2026-05-25 05:57:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11780447757831380453.prop : 13 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/ReachabilityCardinality9469134209699386672.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11780447757831380453.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 ...329
RANDOM walk for 40000 steps (168 resets) in 6774 ms. (5 steps per ms) remains 930/1934 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 15 ms. (7 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 14 ms. (8 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 48 ms. (2 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 930/930 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 930/930 properties
Loading property file /tmp/ReachabilityCardinality11780447757831380453.prop.
// Phase 1: matrix 3158 rows 2186 cols
[2026-05-25 05:57:38] [INFO ] Computed 422 invariants in 129 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 930 unsolved
SMT process timed out in 5886ms, After SMT, problems are : Problem set: 0 solved, 930 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 930 out of 2186 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2186/2186 places, 3158/3158 transitions.
Ensure Unique test removed 10 places
Discarding 19 places :
Implicit places reduction removed 19 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 136 transitions
Trivial Post-agglo rules discarded 136 transitions
Performed 136 trivial Post agglomeration. Transition count delta: 136
Iterating post reduction 0 with 165 rules applied. Total rules applied 165 place count 2157 transition count 3022
Reduce places removed 136 places and 0 transitions.
Iterating post reduction 1 with 136 rules applied. Total rules applied 301 place count 2021 transition count 3022
Performed 172 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 172 Pre rules applied. Total rules applied 301 place count 2021 transition count 2850
Deduced a syphon composed of 172 places in 6 ms
Ensure Unique test removed 65 places
Reduce places removed 237 places and 0 transitions.
Iterating global reduction 2 with 409 rules applied. Total rules applied 710 place count 1784 transition count 2850
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 2 with 1 rules applied. Total rules applied 711 place count 1784 transition count 2849
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 712 place count 1783 transition count 2849
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 714 place count 1781 transition count 2839
Iterating global reduction 4 with 2 rules applied. Total rules applied 716 place count 1781 transition count 2839
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
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 4 with 4 rules applied. Total rules applied 720 place count 1780 transition count 2836
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 722 place count 1778 transition count 2836
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 723 place count 1777 transition count 2828
Iterating global reduction 6 with 1 rules applied. Total rules applied 724 place count 1777 transition count 2828
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 725 place count 1776 transition count 2820
Iterating global reduction 6 with 1 rules applied. Total rules applied 726 place count 1776 transition count 2820
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 727 place count 1775 transition count 2812
Iterating global reduction 6 with 1 rules applied. Total rules applied 728 place count 1775 transition count 2812
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 729 place count 1774 transition count 2804
Iterating global reduction 6 with 1 rules applied. Total rules applied 730 place count 1774 transition count 2804
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 731 place count 1773 transition count 2796
Iterating global reduction 6 with 1 rules applied. Total rules applied 732 place count 1773 transition count 2796
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 733 place count 1772 transition count 2788
Iterating global reduction 6 with 1 rules applied. Total rules applied 734 place count 1772 transition count 2788
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 735 place count 1771 transition count 2780
Iterating global reduction 6 with 1 rules applied. Total rules applied 736 place count 1771 transition count 2780
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 737 place count 1770 transition count 2772
Iterating global reduction 6 with 1 rules applied. Total rules applied 738 place count 1770 transition count 2772
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 739 place count 1769 transition count 2764
Iterating global reduction 6 with 1 rules applied. Total rules applied 740 place count 1769 transition count 2764
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 741 place count 1768 transition count 2756
Iterating global reduction 6 with 1 rules applied. Total rules applied 742 place count 1768 transition count 2756
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 743 place count 1767 transition count 2748
Iterating global reduction 6 with 1 rules applied. Total rules applied 744 place count 1767 transition count 2748
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 745 place count 1766 transition count 2740
Iterating global reduction 6 with 1 rules applied. Total rules applied 746 place count 1766 transition count 2740
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 747 place count 1765 transition count 2732
Iterating global reduction 6 with 1 rules applied. Total rules applied 748 place count 1765 transition count 2732
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 749 place count 1764 transition count 2724
Iterating global reduction 6 with 1 rules applied. Total rules applied 750 place count 1764 transition count 2724
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 751 place count 1763 transition count 2716
Iterating global reduction 6 with 1 rules applied. Total rules applied 752 place count 1763 transition count 2716
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 753 place count 1762 transition count 2708
Iterating global reduction 6 with 1 rules applied. Total rules applied 754 place count 1762 transition count 2708
Performed 35 Post agglomeration using F-continuation condition.Transition count delta: 35
Deduced a syphon composed of 35 places in 10 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 6 with 70 rules applied. Total rules applied 824 place count 1727 transition count 2673
Free-agglomeration rule applied 4 times.
Iterating global reduction 6 with 4 rules applied. Total rules applied 828 place count 1727 transition count 2669
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 832 place count 1723 transition count 2669
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 7 with 8 rules applied. Total rules applied 840 place count 1723 transition count 2661
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 7 with 8 rules applied. Total rules applied 848 place count 1715 transition count 2661
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 849 place count 1715 transition count 2661
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 850 place count 1714 transition count 2660
Applied a total of 850 rules in 1394 ms. Remains 1714 /2186 variables (removed 472) and now considering 2660/3158 (removed 498) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1404 ms. Remains : 1714/2186 places, 2660/3158 transitions.
SDD proceeding with computation,1934 properties remain. new max is 4
SDD size :1 after 8
Invariant property smplace_227 does not hold.
Invariant property smplace_186 does not hold.
Invariant property smplace_183 does not hold.
Invariant property smplace_180 does not hold.
Invariant property smplace_166 does not hold.
Invariant property smplace_163 does not hold.
Invariant property smplace_160 does not hold.
Invariant property smplace_144 does not hold.
Invariant property smplace_141 does not hold.
Invariant property smplace_138 does not hold.
SDD proceeding with computation,1924 properties remain. new max is 4
SDD size :8 after 16
Invariant property smplace_140 does not hold.
Invariant property smplace_139 does not hold.
SDD proceeding with computation,1922 properties remain. new max is 4
SDD size :16 after 18
Invariant property smplace_143 does not hold.
Invariant property smplace_142 does not hold.
SDD proceeding with computation,1920 properties remain. new max is 4
SDD size :18 after 23
SDD proceeding with computation,1920 properties remain. new max is 8
SDD size :23 after 24
Invariant property smplace_146 does not hold.
Invariant property smplace_145 does not hold.
SDD proceeding with computation,1918 properties remain. new max is 8
SDD size :24 after 37
SDD proceeding with computation,1918 properties remain. new max is 16
SDD size :37 after 39
SDD proceeding with computation,1918 properties remain. new max is 32
SDD size :39 after 42
SDD proceeding with computation,1918 properties remain. new max is 64
SDD size :42 after 50
Invariant property smplace_162 does not hold.
Invariant property smplace_161 does not hold.
SDD proceeding with computation,1916 properties remain. new max is 64
SDD size :50 after 72
Invariant property smplace_219 does not hold.
Invariant property smplace_188 does not hold.
Invariant property smplace_187 does not hold.
Invariant property smplace_185 does not hold.
Invariant property smplace_184 does not hold.
Invariant property smplace_182 does not hold.
Invariant property smplace_181 does not hold.
Invariant property smplace_179 does not hold.
Invariant property smplace_176 does not hold.
Invariant property smplace_168 does not hold.
Invariant property smplace_167 does not hold.
Invariant property smplace_165 does not hold.
Invariant property smplace_164 does not hold.
Invariant property smplace_159 does not hold.
Invariant property smplace_156 does not hold.
Invariant property smplace_137 does not hold.
Invariant property smplace_134 does not hold.
Invariant property smplace_100 does not hold.
SDD proceeding with computation,1898 properties remain. new max is 64
SDD size :72 after 267
RANDOM walk for 1858008 steps (14360 resets) in 120005 ms. (15 steps per ms) remains 704/930 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 704/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 704/704 properties
// Phase 1: matrix 2660 rows 1714 cols
[2026-05-25 05:58:16] [INFO ] Computed 327 invariants in 60 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
Invariant property smplace_422 does not hold.
Invariant property smplace_414 does not hold.
Invariant property smplace_380 does not hold.
Invariant property smplace_377 does not hold.
Invariant property smplace_374 does not hold.
Invariant property smplace_370 does not hold.
Invariant property smplace_360 does not hold.
Invariant property smplace_357 does not hold.
Invariant property smplace_354 does not hold.
Invariant property smplace_350 does not hold.
Invariant property smplace_340 does not hold.
Invariant property smplace_339 does not hold.
Invariant property smplace_338 does not hold.
Invariant property smplace_337 does not hold.
Invariant property smplace_336 does not hold.
Invariant property smplace_335 does not hold.
Invariant property smplace_334 does not hold.
Invariant property smplace_333 does not hold.
Invariant property smplace_332 does not hold.
Invariant property smplace_328 does not hold.
Invariant property smplace_294 does not hold.
SDD proceeding with computation,1877 properties remain. new max is 64
SDD size :267 after 16227
SDD proceeding with computation,1877 properties remain. new max is 128
SDD size :16227 after 21813
Invariant property smplace_408 does not hold.
Invariant property smplace_404 does not hold.
Invariant property smplace_402 does not hold.
Invariant property smplace_399 does not hold.
Invariant property smplace_382 does not hold.
Invariant property smplace_381 does not hold.
Invariant property smplace_379 does not hold.
Invariant property smplace_378 does not hold.
Invariant property smplace_376 does not hold.
Invariant property smplace_375 does not hold.
Invariant property smplace_373 does not hold.
Invariant property smplace_362 does not hold.
Invariant property smplace_361 does not hold.
Invariant property smplace_359 does not hold.
Invariant property smplace_358 does not hold.
Invariant property smplace_356 does not hold.
Invariant property smplace_355 does not hold.
Invariant property smplace_353 does not hold.
Invariant property smplace_331 does not hold.
Invariant property smplace_221 does not hold.
Invariant property smplace_218 does not hold.
Invariant property smplace_192 does not hold.
Invariant property smplace_191 does not hold.
SDD proceeding with computation,1854 properties remain. new max is 128
SDD size :21813 after 110361
Invariant property smplace_597 does not hold.
Invariant property smplace_594 does not hold.
Invariant property smplace_419 does not hold.
Invariant property smplace_416 does not hold.
Invariant property smplace_413 does not hold.
Invariant property smplace_407 does not hold.
Invariant property smplace_401 does not hold.
Invariant property smplace_400 does not hold.
Invariant property smplace_386 does not hold.
Invariant property smplace_385 does not hold.
Invariant property smplace_190 does not hold.
SDD proceeding with computation,1843 properties remain. new max is 128
SDD size :110361 after 283992
Invariant property smplace_609 does not hold.
Invariant property smplace_545 does not hold.
Invariant property smplace_523 does not hold.
Invariant property smplace_489 does not hold.
Invariant property smplace_384 does not hold.
SDD proceeding with computation,1838 properties remain. new max is 128
SDD size :283992 after 3.43019e+06
Invariant property smplace_617 does not hold.
Invariant property smplace_565 does not hold.
Invariant property smplace_555 does not hold.
Invariant property smplace_552 does not hold.
Invariant property smplace_549 does not hold.
Invariant property smplace_535 does not hold.
Invariant property smplace_534 does not hold.
Invariant property smplace_533 does not hold.
Invariant property smplace_532 does not hold.
Invariant property smplace_531 does not hold.
Invariant property smplace_530 does not hold.
Invariant property smplace_529 does not hold.
Invariant property smplace_528 does not hold.
Invariant property smplace_527 does not hold.
SDD proceeding with computation,1824 properties remain. new max is 128
SDD size :3.43019e+06 after 5.47654e+06
SDD proceeding with computation,1824 properties remain. new max is 256
SDD size :5.47654e+06 after 5.59665e+06
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/704 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 704 unsolved
Invariant property smplace_603 does not hold.
Invariant property smplace_599 does not hold.
Invariant property smplace_575 does not hold.
Invariant property smplace_572 does not hold.
Invariant property smplace_571 does not hold.
Invariant property smplace_569 does not hold.
Invariant property smplace_557 does not hold.
Invariant property smplace_556 does not hold.
Invariant property smplace_554 does not hold.
Invariant property smplace_553 does not hold.
Invariant property smplace_551 does not hold.
Invariant property smplace_550 does not hold.
Invariant property smplace_548 does not hold.
Invariant property smplace_526 does not hold.
SDD proceeding with computation,1810 properties remain. new max is 256
SDD size :5.59665e+06 after 6.52898e+07
Invariant property smplace_812 does not hold.
Invariant property smplace_804 does not hold.
Invariant property smplace_792 does not hold.
Invariant property smplace_789 does not hold.
Invariant property smplace_730 does not hold.
Invariant property smplace_729 does not hold.
Invariant property smplace_728 does not hold.
Invariant property smplace_727 does not hold.
Invariant property smplace_726 does not hold.
Invariant property smplace_725 does not hold.
Invariant property smplace_724 does not hold.
Invariant property smplace_723 does not hold.
Invariant property smplace_722 does not hold.
Invariant property smplace_718 does not hold.
Invariant property smplace_684 does not hold.
Invariant property smplace_614 does not hold.
Invariant property smplace_611 does not hold.
Invariant property smplace_608 does not hold.
Invariant property smplace_602 does not hold.
Invariant property smplace_596 does not hold.
Invariant property smplace_595 does not hold.
Invariant property smplace_581 does not hold.
Invariant property smplace_580 does not hold.
Invariant property smplace_579 does not hold.
Invariant property smplace_577 does not hold.
Invariant property smplace_576 does not hold.
Invariant property smplace_574 does not hold.
Invariant property smplace_573 does not hold.
Invariant property smplace_570 does not hold.
Invariant property smplace_568 does not hold.
SDD proceeding with computation,1780 properties remain. new max is 256
SDD size :6.52898e+07 after 2.39788e+10
Invariant property smplace_1007 does not hold.
Invariant property smplace_1004 does not hold.
Invariant property smplace_999 does not hold.
Invariant property smplace_993 does not hold.
Invariant property smplace_989 does not hold.
Invariant property smplace_987 does not hold.
Invariant property smplace_986 does not hold.
Invariant property smplace_985 does not hold.
Invariant property smplace_984 does not hold.
Invariant property smplace_955 does not hold.
Invariant property smplace_935 does not hold.
Invariant property smplace_925 does not hold.
Invariant property smplace_924 does not hold.
Invariant property smplace_923 does not hold.
Invariant property smplace_922 does not hold.
Invariant property smplace_921 does not hold.
Invariant property smplace_920 does not hold.
Invariant property smplace_919 does not hold.
Invariant property smplace_918 does not hold.
Invariant property smplace_917 does not hold.
Invariant property smplace_916 does not hold.
Invariant property smplace_913 does not hold.
Invariant property smplace_879 does not hold.
Invariant property smplace_809 does not hold.
Invariant property smplace_806 does not hold.
Invariant property smplace_803 does not hold.
Invariant property smplace_798 does not hold.
Invariant property smplace_797 does not hold.
Invariant property smplace_794 does not hold.
Invariant property smplace_791 does not hold.
Invariant property smplace_790 does not hold.
Invariant property smplace_776 does not hold.
Invariant property smplace_775 does not hold.
Invariant property smplace_774 does not hold.
Invariant property smplace_772 does not hold.
Invariant property smplace_771 does not hold.
Invariant property smplace_770 does not hold.
Invariant property smplace_769 does not hold.
Invariant property smplace_768 does not hold.
Invariant property smplace_767 does not hold.
Invariant property smplace_766 does not hold.
Invariant property smplace_765 does not hold.
Invariant property smplace_764 does not hold.
Invariant property smplace_763 does not hold.
Invariant property smplace_760 does not hold.
Invariant property smplace_752 does not hold.
Invariant property smplace_751 does not hold.
Invariant property smplace_750 does not hold.
Invariant property smplace_749 does not hold.
Invariant property smplace_748 does not hold.
Invariant property smplace_747 does not hold.
Invariant property smplace_746 does not hold.
Invariant property smplace_745 does not hold.
Invariant property smplace_744 does not hold.
Invariant property smplace_743 does not hold.
Invariant property smplace_740 does not hold.
Invariant property smplace_721 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/704 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 704 unsolved
At refinement iteration 2 (OVERLAPS) 99/803 variables, 85/115 constraints. Problems are: Problem set: 0 solved, 704 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/803 variables, 9/124 constraints. Problems are: Problem set: 0 solved, 704 unsolved
SDD proceeding with computation,1723 properties remain. new max is 256
SDD size :2.39788e+10 after 6.18399e+13
Invariant property smplace_1394 does not hold.
Invariant property smplace_1377 does not hold.
Invariant property smplace_1376 does not hold.
Invariant property smplace_1375 does not hold.
Invariant property smplace_1374 does not hold.
Invariant property smplace_1202 does not hold.
Invariant property smplace_1199 does not hold.
Invariant property smplace_1196 does not hold.
Invariant property smplace_1194 does not hold.
Invariant property smplace_1193 does not hold.
Invariant property smplace_1188 does not hold.
Invariant property smplace_1187 does not hold.
Invariant property smplace_1184 does not hold.
Invariant property smplace_1182 does not hold.
Invariant property smplace_1181 does not hold.
Invariant property smplace_1180 does not hold.
Invariant property smplace_1179 does not hold.
Invariant property smplace_1166 does not hold.
Invariant property smplace_1165 does not hold.
Invariant property smplace_1164 does not hold.
Invariant property smplace_1162 does not hold.
Invariant property smplace_1161 does not hold.
Invariant property smplace_1160 does not hold.
Invariant property smplace_1159 does not hold.
Invariant property smplace_1158 does not hold.
Invariant property smplace_1157 does not hold.
Invariant property smplace_1156 does not hold.
Invariant property smplace_1155 does not hold.
Invariant property smplace_1154 does not hold.
Invariant property smplace_1153 does not hold.
Invariant property smplace_1150 does not hold.
Invariant property smplace_1142 does not hold.
Invariant property smplace_1141 does not hold.
Invariant property smplace_1140 does not hold.
Invariant property smplace_1139 does not hold.
Invariant property smplace_1138 does not hold.
Invariant property smplace_1137 does not hold.
Invariant property smplace_1136 does not hold.
Invariant property smplace_1135 does not hold.
Invariant property smplace_1134 does not hold.
Invariant property smplace_1133 does not hold.
Invariant property smplace_1130 does not hold.
Invariant property smplace_1120 does not hold.
Invariant property smplace_1119 does not hold.
Invariant property smplace_1118 does not hold.
Invariant property smplace_1117 does not hold.
Invariant property smplace_1116 does not hold.
Invariant property smplace_1115 does not hold.
Invariant property smplace_1114 does not hold.
Invariant property smplace_1113 does not hold.
Invariant property smplace_1112 does not hold.
Invariant property smplace_1111 does not hold.
Invariant property smplace_1108 does not hold.
Invariant property smplace_1074 does not hold.
Invariant property smplace_1001 does not hold.
Invariant property smplace_998 does not hold.
Invariant property smplace_992 does not hold.
Invariant property smplace_971 does not hold.
Invariant property smplace_970 does not hold.
Invariant property smplace_969 does not hold.
Invariant property smplace_967 does not hold.
Invariant property smplace_966 does not hold.
Invariant property smplace_965 does not hold.
Invariant property smplace_964 does not hold.
Invariant property smplace_963 does not hold.
Invariant property smplace_962 does not hold.
Invariant property smplace_961 does not hold.
Invariant property smplace_960 does not hold.
Invariant property smplace_959 does not hold.
Invariant property smplace_958 does not hold.
Invariant property smplace_947 does not hold.
Invariant property smplace_946 does not hold.
Invariant property smplace_945 does not hold.
Invariant property smplace_944 does not hold.
Invariant property smplace_943 does not hold.
Invariant property smplace_942 does not hold.
Invariant property smplace_941 does not hold.
Invariant property smplace_940 does not hold.
Invariant property smplace_939 does not hold.
Invariant property smplace_938 does not hold.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 803/4374 variables, and 124 constraints, problems are : Problem set: 0 solved, 704 unsolved in 45038 ms.
Refiners :[Positive P Invariants (semi-flows): 85/111 constraints, Generalized P Invariants (flows): 39/216 constraints, State Equation: 0/1714 constraints, PredecessorRefiner: 704/704 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 704 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/704 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 704 unsolved
SDD proceeding with computation,1643 properties remain. new max is 256
SDD size :6.18399e+13 after 4.25197e+17
Invariant property smplace_1589 does not hold.
Invariant property smplace_1572 does not hold.
Invariant property smplace_1571 does not hold.
Invariant property smplace_1570 does not hold.
Invariant property smplace_1569 does not hold.
Invariant property smplace_1397 does not hold.
Invariant property smplace_1391 does not hold.
Invariant property smplace_1389 does not hold.
Invariant property smplace_1388 does not hold.
Invariant property smplace_1383 does not hold.
Invariant property smplace_1382 does not hold.
Invariant property smplace_1379 does not hold.
Invariant property smplace_1361 does not hold.
Invariant property smplace_1360 does not hold.
Invariant property smplace_1359 does not hold.
Invariant property smplace_1357 does not hold.
Invariant property smplace_1356 does not hold.
Invariant property smplace_1355 does not hold.
Invariant property smplace_1354 does not hold.
Invariant property smplace_1353 does not hold.
Invariant property smplace_1352 does not hold.
Invariant property smplace_1351 does not hold.
Invariant property smplace_1350 does not hold.
Invariant property smplace_1349 does not hold.
Invariant property smplace_1348 does not hold.
Invariant property smplace_1345 does not hold.
Invariant property smplace_1337 does not hold.
Invariant property smplace_1336 does not hold.
Invariant property smplace_1335 does not hold.
Invariant property smplace_1334 does not hold.
Invariant property smplace_1333 does not hold.
Invariant property smplace_1332 does not hold.
Invariant property smplace_1331 does not hold.
Invariant property smplace_1330 does not hold.
Invariant property smplace_1329 does not hold.
Invariant property smplace_1328 does not hold.
Invariant property smplace_1325 does not hold.
Invariant property smplace_1315 does not hold.
Invariant property smplace_1314 does not hold.
Invariant property smplace_1313 does not hold.
Invariant property smplace_1312 does not hold.
Invariant property smplace_1311 does not hold.
Invariant property smplace_1310 does not hold.
Invariant property smplace_1309 does not hold.
Invariant property smplace_1308 does not hold.
Invariant property smplace_1307 does not hold.
Invariant property smplace_1306 does not hold.
Invariant property smplace_1303 does not hold.
Invariant property smplace_1269 does not hold.
SDD proceeding with computation,1594 properties remain. new max is 256
SDD size :4.25197e+17 after 4.1466e+20
Invariant property smplace_1784 does not hold.
Invariant property smplace_1781 does not hold.
Invariant property smplace_1767 does not hold.
Invariant property smplace_1766 does not hold.
Invariant property smplace_1765 does not hold.
Invariant property smplace_1764 does not hold.
Invariant property smplace_1751 does not hold.
Invariant property smplace_1750 does not hold.
Invariant property smplace_1749 does not hold.
Invariant property smplace_1592 does not hold.
Invariant property smplace_1586 does not hold.
Invariant property smplace_1584 does not hold.
Invariant property smplace_1583 does not hold.
Invariant property smplace_1578 does not hold.
Invariant property smplace_1577 does not hold.
Invariant property smplace_1574 does not hold.
Invariant property smplace_1556 does not hold.
Invariant property smplace_1555 does not hold.
Invariant property smplace_1554 does not hold.
Invariant property smplace_1552 does not hold.
Invariant property smplace_1551 does not hold.
Invariant property smplace_1550 does not hold.
Invariant property smplace_1549 does not hold.
Invariant property smplace_1548 does not hold.
Invariant property smplace_1547 does not hold.
Invariant property smplace_1546 does not hold.
Invariant property smplace_1545 does not hold.
Invariant property smplace_1544 does not hold.
Invariant property smplace_1543 does not hold.
Invariant property smplace_1540 does not hold.
Invariant property smplace_1532 does not hold.
Invariant property smplace_1531 does not hold.
Invariant property smplace_1530 does not hold.
Invariant property smplace_1529 does not hold.
Invariant property smplace_1528 does not hold.
Invariant property smplace_1527 does not hold.
Invariant property smplace_1526 does not hold.
Invariant property smplace_1525 does not hold.
Invariant property smplace_1524 does not hold.
Invariant property smplace_1523 does not hold.
Invariant property smplace_1520 does not hold.
Invariant property smplace_1510 does not hold.
Invariant property smplace_1509 does not hold.
Invariant property smplace_1508 does not hold.
Invariant property smplace_1507 does not hold.
Invariant property smplace_1506 does not hold.
Invariant property smplace_1505 does not hold.
Invariant property smplace_1504 does not hold.
Invariant property smplace_1503 does not hold.
Invariant property smplace_1502 does not hold.
Invariant property smplace_1501 does not hold.
Invariant property smplace_1498 does not hold.
Invariant property smplace_1464 does not hold.
SDD proceeding with computation,1541 properties remain. new max is 256
SDD size :4.1466e+20 after 1.90004e+24
Invariant property smplace_1979 does not hold.
Invariant property smplace_1962 does not hold.
Invariant property smplace_1961 does not hold.
Invariant property smplace_1960 does not hold.
Invariant property smplace_1959 does not hold.
Invariant property smplace_1787 does not hold.
Invariant property smplace_1779 does not hold.
Invariant property smplace_1778 does not hold.
Invariant property smplace_1773 does not hold.
Invariant property smplace_1772 does not hold.
Invariant property smplace_1769 does not hold.
Invariant property smplace_1745 does not hold.
Invariant property smplace_1742 does not hold.
Invariant property smplace_1739 does not hold.
Invariant property smplace_1735 does not hold.
Invariant property smplace_1725 does not hold.
Invariant property smplace_1722 does not hold.
Invariant property smplace_1719 does not hold.
Invariant property smplace_1715 does not hold.
Invariant property smplace_1703 does not hold.
Invariant property smplace_1700 does not hold.
Invariant property smplace_1697 does not hold.
Invariant property smplace_1693 does not hold.
Invariant property smplace_1659 does not hold.
SDD proceeding with computation,1517 properties remain. new max is 256
SDD size :1.90004e+24 after 3.77779e+25
Invariant property smplace_1976 does not hold.
Invariant property smplace_1946 does not hold.
Invariant property smplace_1945 does not hold.
Invariant property smplace_1944 does not hold.
Invariant property smplace_1747 does not hold.
Invariant property smplace_1746 does not hold.
Invariant property smplace_1744 does not hold.
Invariant property smplace_1743 does not hold.
Invariant property smplace_1741 does not hold.
Invariant property smplace_1740 does not hold.
Invariant property smplace_1738 does not hold.
Invariant property smplace_1727 does not hold.
Invariant property smplace_1726 does not hold.
Invariant property smplace_1724 does not hold.
Invariant property smplace_1723 does not hold.
Invariant property smplace_1721 does not hold.
Invariant property smplace_1720 does not hold.
Invariant property smplace_1718 does not hold.
Invariant property smplace_1705 does not hold.
Invariant property smplace_1704 does not hold.
Invariant property smplace_1702 does not hold.
Invariant property smplace_1701 does not hold.
Invariant property smplace_1699 does not hold.
Invariant property smplace_1698 does not hold.
Invariant property smplace_1696 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/704 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 704 unsolved
At refinement iteration 2 (OVERLAPS) 99/803 variables, 85/115 constraints. Problems are: Problem set: 0 solved, 704 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/803 variables, 9/124 constraints. Problems are: Problem set: 0 solved, 704 unsolved
SDD proceeding with computation,1492 properties remain. new max is 256
SDD size :3.77779e+25 after 1.78054e+27
Invariant property smplace_1982 does not hold.
Invariant property smplace_1940 does not hold.
Invariant property smplace_1937 does not hold.
Invariant property smplace_1934 does not hold.
Invariant property smplace_1922 does not hold.
Invariant property smplace_1921 does not hold.
Invariant property smplace_1920 does not hold.
Invariant property smplace_1919 does not hold.
Invariant property smplace_1918 does not hold.
Invariant property smplace_1917 does not hold.
Invariant property smplace_1916 does not hold.
Invariant property smplace_1915 does not hold.
Invariant property smplace_1914 does not hold.
Invariant property smplace_1913 does not hold.
Invariant property smplace_1900 does not hold.
Invariant property smplace_1899 does not hold.
Invariant property smplace_1898 does not hold.
Invariant property smplace_1897 does not hold.
Invariant property smplace_1896 does not hold.
Invariant property smplace_1895 does not hold.
Invariant property smplace_1894 does not hold.
Invariant property smplace_1893 does not hold.
Invariant property smplace_1892 does not hold.
Invariant property smplace_1891 does not hold.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 803/4374 variables, and 124 constraints, problems are : Problem set: 0 solved, 704 unsolved in 45031 ms.
Refiners :[Positive P Invariants (semi-flows): 85/111 constraints, Generalized P Invariants (flows): 39/216 constraints, State Equation: 0/1714 constraints, PredecessorRefiner: 0/704 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90398ms problems are : Problem set: 0 solved, 704 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 704 out of 1714 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1714/1714 places, 2660/2660 transitions.
Ensure Unique test removed 3 places
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 7 rules applied. Total rules applied 7 place count 1711 transition count 2656
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 13 place count 1705 transition count 2656
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 13 place count 1705 transition count 2642
Deduced a syphon composed of 14 places in 4 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 41 place count 1691 transition count 2642
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 2 with 1 rules applied. Total rules applied 42 place count 1690 transition count 2642
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 43 place count 1689 transition count 2636
Iterating global reduction 3 with 1 rules applied. Total rules applied 44 place count 1689 transition count 2636
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 3 with 1 rules applied. Total rules applied 45 place count 1688 transition count 2636
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 9 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 4 with 40 rules applied. Total rules applied 85 place count 1668 transition count 2616
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 87 place count 1666 transition count 2614
Iterating global reduction 4 with 2 rules applied. Total rules applied 89 place count 1666 transition count 2614
Free-agglomeration rule applied 3 times.
Iterating global reduction 4 with 3 rules applied. Total rules applied 92 place count 1666 transition count 2611
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 96 place count 1663 transition count 2610
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 5 with 5 rules applied. Total rules applied 101 place count 1663 transition count 2610
Applied a total of 101 rules in 394 ms. Remains 1663 /1714 variables (removed 51) and now considering 2610/2660 (removed 50) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 395 ms. Remains : 1663/1714 places, 2610/2660 transitions.
SDD proceeding with computation,1468 properties remain. new max is 256
SDD size :1.78054e+27 after 3.78589e+28
Invariant property smplace_2056 does not hold.
Invariant property smplace_2055 does not hold.
Invariant property smplace_2046 does not hold.
Invariant property smplace_2018 does not hold.
Invariant property smplace_2017 does not hold.
Invariant property smplace_2016 does not hold.
Invariant property smplace_2015 does not hold.
Invariant property smplace_2014 does not hold.
Invariant property smplace_2013 does not hold.
Invariant property smplace_2012 does not hold.
Invariant property smplace_2011 does not hold.
Invariant property smplace_2010 does not hold.
Invariant property smplace_2009 does not hold.
Invariant property smplace_2008 does not hold.
Invariant property smplace_2007 does not hold.
Invariant property smplace_2006 does not hold.
Invariant property smplace_2005 does not hold.
Invariant property smplace_2004 does not hold.
Invariant property smplace_2003 does not hold.
Invariant property smplace_2002 does not hold.
Invariant property smplace_1980 does not hold.
Invariant property smplace_1978 does not hold.
Invariant property smplace_1975 does not hold.
Invariant property smplace_1957 does not hold.
Invariant property smplace_1954 does not hold.
Invariant property smplace_1953 does not hold.
Invariant property smplace_1952 does not hold.
Invariant property smplace_1951 does not hold.
Invariant property smplace_1942 does not hold.
Invariant property smplace_1941 does not hold.
Invariant property smplace_1939 does not hold.
Invariant property smplace_1938 does not hold.
Invariant property smplace_1936 does not hold.
Invariant property smplace_1935 does not hold.
Invariant property smplace_1933 does not hold.
Invariant property smplace_1865 does not hold.
Invariant property smplace_1849 does not hold.
Invariant property smplace_1848 does not hold.
Invariant property smplace_1847 does not hold.
Invariant property smplace_1844 does not hold.
Invariant property smplace_1806 does not hold.
Invariant property smplace_1805 does not hold.
Invariant property smplace_1804 does not hold.
Invariant property smplace_1803 does not hold.
Invariant property smplace_1802 does not hold.
Invariant property smplace_1801 does not hold.
Invariant property smplace_1800 does not hold.
Invariant property smplace_1799 does not hold.
Invariant property smplace_1798 does not hold.
Invariant property smplace_1797 does not hold.
Invariant property smplace_1796 does not hold.
Invariant property smplace_1795 does not hold.
Invariant property smplace_1794 does not hold.
Invariant property smplace_1793 does not hold.
Invariant property smplace_1792 does not hold.
Invariant property smplace_1791 does not hold.
Invariant property smplace_1790 does not hold.
Invariant property smplace_1789 does not hold.
SDD proceeding with computation,1410 properties remain. new max is 256
SDD size :3.78589e+28 after 1.3598e+30
RANDOM walk for 2042601 steps (17744 resets) in 120004 ms. (17 steps per ms) remains 694/704 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 694/694 properties
SDD proceeding with computation,1410 properties remain. new max is 512
SDD size :1.3598e+30 after 1.36066e+30
Invariant property smplace_1956 does not hold.
Invariant property smplace_1846 does not hold.
Invariant property smplace_1845 does not hold.
Invariant property smplace_1843 does not hold.
Invariant property smplace_1842 does not hold.
Invariant property smplace_1841 does not hold.
Invariant property smplace_1840 does not hold.
Invariant property smplace_1839 does not hold.
Invariant property smplace_1838 does not hold.
Invariant property smplace_1837 does not hold.
Invariant property smplace_1836 does not hold.
Invariant property smplace_1835 does not hold.
Invariant property smplace_1834 does not hold.
Invariant property smplace_1833 does not hold.
Invariant property smplace_1832 does not hold.
Invariant property smplace_1831 does not hold.
Invariant property smplace_1830 does not hold.
Invariant property smplace_1829 does not hold.
Invariant property smplace_1828 does not hold.
Invariant property smplace_1827 does not hold.
Invariant property smplace_1785 does not hold.
Invariant property smplace_1783 does not hold.
Invariant property smplace_1780 does not hold.
Invariant property smplace_1762 does not hold.
Invariant property smplace_1759 does not hold.
Invariant property smplace_1758 does not hold.
Invariant property smplace_1757 does not hold.
Invariant property smplace_1756 does not hold.
Invariant property smplace_1670 does not hold.
Invariant property smplace_1654 does not hold.
Invariant property smplace_1653 does not hold.
Invariant property smplace_1652 does not hold.
Invariant property smplace_1649 does not hold.
Invariant property smplace_1611 does not hold.
Invariant property smplace_1610 does not hold.
Invariant property smplace_1609 does not hold.
Invariant property smplace_1608 does not hold.
Invariant property smplace_1607 does not hold.
Invariant property smplace_1606 does not hold.
Invariant property smplace_1605 does not hold.
Invariant property smplace_1604 does not hold.
Invariant property smplace_1603 does not hold.
Invariant property smplace_1602 does not hold.
Invariant property smplace_1601 does not hold.
Invariant property smplace_1600 does not hold.
Invariant property smplace_1599 does not hold.
Invariant property smplace_1598 does not hold.
Invariant property smplace_1597 does not hold.
Invariant property smplace_1596 does not hold.
Invariant property smplace_1595 does not hold.
Invariant property smplace_1594 does not hold.
SDD proceeding with computation,1359 properties remain. new max is 512
SDD size :1.36066e+30 after 1.38705e+30
Invariant property smplace_1761 does not hold.
Invariant property smplace_1651 does not hold.
Invariant property smplace_1650 does not hold.
Invariant property smplace_1648 does not hold.
Invariant property smplace_1647 does not hold.
Invariant property smplace_1646 does not hold.
Invariant property smplace_1645 does not hold.
Invariant property smplace_1644 does not hold.
Invariant property smplace_1643 does not hold.
Invariant property smplace_1642 does not hold.
Invariant property smplace_1641 does not hold.
Invariant property smplace_1640 does not hold.
Invariant property smplace_1639 does not hold.
Invariant property smplace_1638 does not hold.
Invariant property smplace_1637 does not hold.
Invariant property smplace_1636 does not hold.
Invariant property smplace_1635 does not hold.
Invariant property smplace_1634 does not hold.
Invariant property smplace_1633 does not hold.
Invariant property smplace_1632 does not hold.
Invariant property smplace_1590 does not hold.
Invariant property smplace_1561 does not hold.
Invariant property smplace_1475 does not hold.
Invariant property smplace_1459 does not hold.
Invariant property smplace_1458 does not hold.
Invariant property smplace_1457 does not hold.
Invariant property smplace_1456 does not hold.
Invariant property smplace_1453 does not hold.
Invariant property smplace_1452 does not hold.
Invariant property smplace_1451 does not hold.
Invariant property smplace_1450 does not hold.
Invariant property smplace_1449 does not hold.
Invariant property smplace_1448 does not hold.
Invariant property smplace_1447 does not hold.
Invariant property smplace_1446 does not hold.
Invariant property smplace_1445 does not hold.
Invariant property smplace_1444 does not hold.
Invariant property smplace_1443 does not hold.
Invariant property smplace_1442 does not hold.
Invariant property smplace_1441 does not hold.
Invariant property smplace_1440 does not hold.
Invariant property smplace_1439 does not hold.
Invariant property smplace_1438 does not hold.
Invariant property smplace_1437 does not hold.
Invariant property smplace_1416 does not hold.
Invariant property smplace_1415 does not hold.
Invariant property smplace_1414 does not hold.
Invariant property smplace_1413 does not hold.
Invariant property smplace_1412 does not hold.
Invariant property smplace_1411 does not hold.
Invariant property smplace_1410 does not hold.
Invariant property smplace_1409 does not hold.
Invariant property smplace_1408 does not hold.
Invariant property smplace_1407 does not hold.
Invariant property smplace_1406 does not hold.
Invariant property smplace_1405 does not hold.
Invariant property smplace_1404 does not hold.
Invariant property smplace_1403 does not hold.
Invariant property smplace_1402 does not hold.
Invariant property smplace_1401 does not hold.
Invariant property smplace_1400 does not hold.
Invariant property smplace_1399 does not hold.
Invariant property smplace_1395 does not hold.
Invariant property smplace_1366 does not hold.
Invariant property smplace_1280 does not hold.
Invariant property smplace_1264 does not hold.
Invariant property smplace_1263 does not hold.
Invariant property smplace_1262 does not hold.
Invariant property smplace_1261 does not hold.
Invariant property smplace_1258 does not hold.
Invariant property smplace_1257 does not hold.
Invariant property smplace_1256 does not hold.
Invariant property smplace_1255 does not hold.
Invariant property smplace_1254 does not hold.
Invariant property smplace_1253 does not hold.
Invariant property smplace_1252 does not hold.
Invariant property smplace_1251 does not hold.
Invariant property smplace_1250 does not hold.
Invariant property smplace_1249 does not hold.
Invariant property smplace_1248 does not hold.
Invariant property smplace_1247 does not hold.
Invariant property smplace_1246 does not hold.
Invariant property smplace_1245 does not hold.
Invariant property smplace_1244 does not hold.
Invariant property smplace_1243 does not hold.
Invariant property smplace_1242 does not hold.
Invariant property smplace_1221 does not hold.
Invariant property smplace_1220 does not hold.
Invariant property smplace_1219 does not hold.
Invariant property smplace_1218 does not hold.
Invariant property smplace_1217 does not hold.
Invariant property smplace_1216 does not hold.
Invariant property smplace_1215 does not hold.
Invariant property smplace_1214 does not hold.
Invariant property smplace_1213 does not hold.
Invariant property smplace_1212 does not hold.
Invariant property smplace_1211 does not hold.
Invariant property smplace_1210 does not hold.
Invariant property smplace_1209 does not hold.
Invariant property smplace_1208 does not hold.
Invariant property smplace_1207 does not hold.
Invariant property smplace_1206 does not hold.
Invariant property smplace_1205 does not hold.
Invariant property smplace_1204 does not hold.
Invariant property smplace_1200 does not hold.
Invariant property smplace_1171 does not hold.
Invariant property smplace_1085 does not hold.
Invariant property smplace_1069 does not hold.
Invariant property smplace_1068 does not hold.
Invariant property smplace_1067 does not hold.
Invariant property smplace_1066 does not hold.
Invariant property smplace_1063 does not hold.
Invariant property smplace_1062 does not hold.
Invariant property smplace_1061 does not hold.
Invariant property smplace_1060 does not hold.
Invariant property smplace_1059 does not hold.
Invariant property smplace_1058 does not hold.
Invariant property smplace_1057 does not hold.
Invariant property smplace_1056 does not hold.
Invariant property smplace_1055 does not hold.
Invariant property smplace_1054 does not hold.
Invariant property smplace_1053 does not hold.
Invariant property smplace_1052 does not hold.
Invariant property smplace_1051 does not hold.
Invariant property smplace_1050 does not hold.
Invariant property smplace_1049 does not hold.
Invariant property smplace_1048 does not hold.
Invariant property smplace_1047 does not hold.
Invariant property smplace_1026 does not hold.
Invariant property smplace_1025 does not hold.
Invariant property smplace_1024 does not hold.
Invariant property smplace_1023 does not hold.
Invariant property smplace_1022 does not hold.
Invariant property smplace_1021 does not hold.
Invariant property smplace_1020 does not hold.
Invariant property smplace_1019 does not hold.
Invariant property smplace_1018 does not hold.
Invariant property smplace_1017 does not hold.
Invariant property smplace_1016 does not hold.
Invariant property smplace_1015 does not hold.
Invariant property smplace_1014 does not hold.
Invariant property smplace_1013 does not hold.
Invariant property smplace_1012 does not hold.
Invariant property smplace_1011 does not hold.
Invariant property smplace_1010 does not hold.
Invariant property smplace_1009 does not hold.
Invariant property smplace_1005 does not hold.
Invariant property smplace_890 does not hold.
Invariant property smplace_889 does not hold.
Invariant property smplace_874 does not hold.
Invariant property smplace_873 does not hold.
Invariant property smplace_872 does not hold.
Invariant property smplace_871 does not hold.
Invariant property smplace_868 does not hold.
Invariant property smplace_867 does not hold.
Invariant property smplace_866 does not hold.
Invariant property smplace_865 does not hold.
Invariant property smplace_864 does not hold.
Invariant property smplace_863 does not hold.
Invariant property smplace_862 does not hold.
Invariant property smplace_861 does not hold.
Invariant property smplace_860 does not hold.
Invariant property smplace_859 does not hold.
Invariant property smplace_858 does not hold.
Invariant property smplace_857 does not hold.
Invariant property smplace_856 does not hold.
Invariant property smplace_855 does not hold.
Invariant property smplace_854 does not hold.
Invariant property smplace_831 does not hold.
Invariant property smplace_830 does not hold.
Invariant property smplace_829 does not hold.
Invariant property smplace_828 does not hold.
Invariant property smplace_827 does not hold.
Invariant property smplace_826 does not hold.
Invariant property smplace_825 does not hold.
Invariant property smplace_824 does not hold.
Invariant property smplace_823 does not hold.
Invariant property smplace_822 does not hold.
Invariant property smplace_821 does not hold.
Invariant property smplace_820 does not hold.
Invariant property smplace_819 does not hold.
Invariant property smplace_818 does not hold.
Invariant property smplace_817 does not hold.
Invariant property smplace_816 does not hold.
Invariant property smplace_815 does not hold.
Invariant property smplace_814 does not hold.
Invariant property smplace_636 does not hold.
Invariant property smplace_635 does not hold.
Invariant property smplace_634 does not hold.
Invariant property smplace_633 does not hold.
Invariant property smplace_632 does not hold.
Invariant property smplace_631 does not hold.
Invariant property smplace_630 does not hold.
Invariant property smplace_629 does not hold.
Invariant property smplace_628 does not hold.
Invariant property smplace_627 does not hold.
Invariant property smplace_626 does not hold.
Invariant property smplace_625 does not hold.
Invariant property smplace_624 does not hold.
Invariant property smplace_623 does not hold.
SDD proceeding with computation,1159 properties remain. new max is 512
SDD size :1.38705e+30 after 1.38708e+30
Invariant property smplace_853 does not hold.
Invariant property smplace_852 does not hold.
Invariant property smplace_781 does not hold.
Invariant property smplace_780 does not hold.
Invariant property smplace_779 does not hold.
Invariant property smplace_778 does not hold.
Invariant property smplace_622 does not hold.
Invariant property smplace_621 does not hold.
Invariant property smplace_620 does not hold.
SDD proceeding with computation,1150 properties remain. new max is 512
SDD size :1.38708e+30 after 1.38708e+30
Invariant property smplace_695 does not hold.
Invariant property smplace_694 does not hold.
SDD proceeding with computation,1148 properties remain. new max is 512
SDD size :1.38708e+30 after 1.38708e+30
SDD proceeding with computation,1148 properties remain. new max is 1024
SDD size :1.38708e+30 after 1.38708e+30
Invariant property smplace_810 does not hold.
Invariant property smplace_679 does not hold.
Invariant property smplace_678 does not hold.
Invariant property smplace_677 does not hold.
Invariant property smplace_676 does not hold.
Invariant property smplace_673 does not hold.
Invariant property smplace_672 does not hold.
Invariant property smplace_671 does not hold.
Invariant property smplace_670 does not hold.
Invariant property smplace_669 does not hold.
Invariant property smplace_668 does not hold.
Invariant property smplace_667 does not hold.
Invariant property smplace_666 does not hold.
Invariant property smplace_665 does not hold.
Invariant property smplace_664 does not hold.
Invariant property smplace_619 does not hold.
Invariant property smplace_441 does not hold.
Invariant property smplace_440 does not hold.
Invariant property smplace_439 does not hold.
Invariant property smplace_438 does not hold.
Invariant property smplace_437 does not hold.
Invariant property smplace_436 does not hold.
Invariant property smplace_435 does not hold.
Invariant property smplace_434 does not hold.
Invariant property smplace_433 does not hold.
Probabilistic random walk after 1000001 steps, saw 360847 distinct states, run finished after 51291 ms. (steps per millisecond=19 ) properties seen :17
// Phase 1: matrix 2610 rows 1663 cols
[2026-05-25 06:01:08] [INFO ] Computed 320 invariants in 40 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
SDD proceeding with computation,1123 properties remain. new max is 1024
SDD size :1.38708e+30 after 1.38708e+30
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/429 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 429 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/429 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 429 unsolved
At refinement iteration 2 (OVERLAPS) 122/551 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 429 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/551 variables, 8/99 constraints. Problems are: Problem set: 0 solved, 429 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/551 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 429 unsolved
At refinement iteration 5 (OVERLAPS) 1/552 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 429 unsolved
Invariant property smplace_663 does not hold.
Invariant property smplace_662 does not hold.
Invariant property smplace_661 does not hold.
Invariant property smplace_660 does not hold.
Invariant property smplace_659 does not hold.
Invariant property smplace_658 does not hold.
Invariant property smplace_657 does not hold.
At refinement iteration 6 (INCLUDED_ONLY) 0/552 variables, 0/100 constraints. Problems are: Problem set: 7 solved, 422 unsolved
At refinement iteration 7 (OVERLAPS) 638/1190 variables, 99/199 constraints. Problems are: Problem set: 7 solved, 422 unsolved
Invariant property smplace_586 does not hold.
Invariant property smplace_585 does not hold.
Invariant property smplace_584 does not hold.
Invariant property smplace_583 does not hold.
Invariant property smplace_500 does not hold.
Invariant property smplace_499 does not hold.
Invariant property smplace_432 does not hold.
Invariant property smplace_431 does not hold.
Invariant property smplace_430 does not hold.
Invariant property smplace_429 does not hold.
Invariant property smplace_428 does not hold.
Invariant property smplace_427 does not hold.
Invariant property smplace_426 does not hold.
Invariant property smplace_425 does not hold.
At refinement iteration 8 (INCLUDED_ONLY) 0/1190 variables, 0/199 constraints. Problems are: Problem set: 21 solved, 408 unsolved
At refinement iteration 9 (OVERLAPS) 18/1208 variables, 12/211 constraints. Problems are: Problem set: 21 solved, 408 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1208 variables, 0/211 constraints. Problems are: Problem set: 21 solved, 408 unsolved
At refinement iteration 11 (OVERLAPS) 166/1374 variables, 48/259 constraints. Problems are: Problem set: 21 solved, 408 unsolved
SDD proceeding with computation,1102 properties remain. new max is 1024
SDD size :1.38708e+30 after 1.38708e+30
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1374/4273 variables, and 259 constraints, problems are : Problem set: 21 solved, 408 unsolved in 75032 ms.
Refiners :[Positive P Invariants (semi-flows): 92/111 constraints, Generalized P Invariants (flows): 167/209 constraints, State Equation: 0/1663 constraints, PredecessorRefiner: 429/429 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 21 solved, 408 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/408 variables, 12/12 constraints. Problems are: Problem set: 21 solved, 408 unsolved
Invariant property smplace_484 does not hold.
Invariant property smplace_424 does not hold.
SDD proceeding with computation,1100 properties remain. new max is 1024
SDD size :1.38708e+30 after 1.38708e+30
At refinement iteration 1 (INCLUDED_ONLY) 0/408 variables, 0/12 constraints. Problems are: Problem set: 23 solved, 406 unsolved
At refinement iteration 2 (OVERLAPS) 122/530 variables, 78/90 constraints. Problems are: Problem set: 23 solved, 406 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/530 variables, 8/98 constraints. Problems are: Problem set: 23 solved, 406 unsolved
SDD proceeding with computation,1100 properties remain. new max is 2048
SDD size :1.38708e+30 after 1.38708e+30
At refinement iteration 4 (INCLUDED_ONLY) 0/530 variables, 0/98 constraints. Problems are: Problem set: 23 solved, 406 unsolved
At refinement iteration 5 (OVERLAPS) 2/532 variables, 2/100 constraints. Problems are: Problem set: 23 solved, 406 unsolved
Invariant property smplace_615 does not hold.
Invariant property smplace_483 does not hold.
Invariant property smplace_482 does not hold.
Invariant property smplace_481 does not hold.
Invariant property smplace_478 does not hold.
Invariant property smplace_477 does not hold.
Invariant property smplace_476 does not hold.
Invariant property smplace_475 does not hold.
Invariant property smplace_474 does not hold.
Invariant property smplace_473 does not hold.
Invariant property smplace_472 does not hold.
Invariant property smplace_471 does not hold.
Invariant property smplace_470 does not hold.
Invariant property smplace_469 does not hold.
Invariant property smplace_468 does not hold.
Invariant property smplace_467 does not hold.
Invariant property smplace_466 does not hold.
Invariant property smplace_465 does not hold.
Invariant property smplace_464 does not hold.
Invariant property smplace_463 does not hold.
Invariant property smplace_462 does not hold.
Invariant property smplace_391 does not hold.
Invariant property smplace_390 does not hold.
Invariant property smplace_389 does not hold.
Invariant property smplace_388 does not hold.
Invariant property smplace_305 does not hold.
Invariant property smplace_304 does not hold.
Invariant property smplace_289 does not hold.
Invariant property smplace_246 does not hold.
Invariant property smplace_245 does not hold.
Invariant property smplace_244 does not hold.
Invariant property smplace_243 does not hold.
Invariant property smplace_242 does not hold.
Invariant property smplace_241 does not hold.
Invariant property smplace_240 does not hold.
Invariant property smplace_239 does not hold.
Invariant property smplace_238 does not hold.
Invariant property smplace_237 does not hold.
Invariant property smplace_236 does not hold.
Invariant property smplace_235 does not hold.
Invariant property smplace_234 does not hold.
Invariant property smplace_233 does not hold.
Invariant property smplace_232 does not hold.
Invariant property smplace_231 does not hold.
Invariant property smplace_230 does not hold.
Invariant property smplace_229 does not hold.
SDD proceeding with computation,1054 properties remain. new max is 2048
SDD size :1.38708e+30 after 1.38708e+30
At refinement iteration 6 (INCLUDED_ONLY) 0/532 variables, 0/100 constraints. Problems are: Problem set: 69 solved, 360 unsolved
At refinement iteration 7 (OVERLAPS) 658/1190 variables, 99/199 constraints. Problems are: Problem set: 69 solved, 360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:00] [INFO ] Deduced a trap composed of 22 places in 476 ms of which 83 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:00] [INFO ] Deduced a trap composed of 22 places in 462 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:00] [INFO ] Deduced a trap composed of 22 places in 333 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:01] [INFO ] Deduced a trap composed of 22 places in 420 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:03] [INFO ] Deduced a trap composed of 25 places in 170 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:05] [INFO ] Deduced a trap composed of 26 places in 188 ms of which 21 ms to minimize.
Invariant property smplace_592 does not hold.
Invariant property smplace_591 does not hold.
Invariant property smplace_590 does not hold.
Invariant property smplace_587 does not hold.
Invariant property smplace_480 does not hold.
Invariant property smplace_420 does not hold.
Invariant property smplace_418 does not hold.
Invariant property smplace_415 does not hold.
Invariant property smplace_397 does not hold.
Invariant property smplace_396 does not hold.
Invariant property smplace_395 does not hold.
Invariant property smplace_394 does not hold.
Invariant property smplace_393 does not hold.
Invariant property smplace_392 does not hold.
Invariant property smplace_288 does not hold.
Invariant property smplace_287 does not hold.
Invariant property smplace_286 does not hold.
Invariant property smplace_285 does not hold.
Invariant property smplace_284 does not hold.
Invariant property smplace_283 does not hold.
Invariant property smplace_282 does not hold.
Invariant property smplace_281 does not hold.
Invariant property smplace_280 does not hold.
Invariant property smplace_279 does not hold.
Invariant property smplace_278 does not hold.
Invariant property smplace_277 does not hold.
Invariant property smplace_276 does not hold.
Invariant property smplace_275 does not hold.
Invariant property smplace_274 does not hold.
Invariant property smplace_273 does not hold.
Invariant property smplace_272 does not hold.
Invariant property smplace_271 does not hold.
Invariant property smplace_270 does not hold.
Invariant property smplace_269 does not hold.
Invariant property smplace_268 does not hold.
Invariant property smplace_267 does not hold.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:10] [INFO ] Deduced a trap composed of 26 places in 229 ms of which 19 ms to minimize.
Invariant property smplace_111 does not hold.
Invariant property smplace_110 does not hold.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:11] [INFO ] Deduced a trap composed of 22 places in 169 ms of which 12 ms to minimize.
Invariant property smplace_52 does not hold.
Invariant property smplace_51 does not hold.
Invariant property smplace_50 does not hold.
Invariant property smplace_49 does not hold.
Invariant property smplace_48 does not hold.
Invariant property smplace_47 does not hold.
Invariant property smplace_46 does not hold.
Invariant property smplace_45 does not hold.
Invariant property smplace_44 does not hold.
Invariant property smplace_43 does not hold.
Invariant property smplace_42 does not hold.
Invariant property smplace_41 does not hold.
Invariant property smplace_40 does not hold.
Invariant property smplace_39 does not hold.
Invariant property smplace_38 does not hold.
Invariant property smplace_37 does not hold.
Invariant property smplace_36 does not hold.
SDD proceeding with computation,999 properties remain. new max is 2048
SDD size :1.38708e+30 after 1.38708e+30
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:14] [INFO ] Deduced a trap composed of 26 places in 228 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:17] [INFO ] Deduced a trap composed of 26 places in 401 ms of which 27 ms to minimize.
Invariant property smplace_808 does not hold.
Invariant property smplace_787 does not hold.
Invariant property smplace_786 does not hold.
Invariant property smplace_785 does not hold.
Invariant property smplace_784 does not hold.
Invariant property smplace_783 does not hold.
Invariant property smplace_782 does not hold.
At refinement iteration 8 (INCLUDED_ONLY) 0/1190 variables, 10/209 constraints. Problems are: Problem set: 131 solved, 298 unsolved
Invariant property smplace_675 does not hold.
Invariant property smplace_613 does not hold.
Invariant property smplace_610 does not hold.
Invariant property smplace_589 does not hold.
Invariant property smplace_588 does not hold.
Invariant property smplace_479 does not hold.
SDD proceeding with computation,986 properties remain. new max is 2048
SDD size :1.38708e+30 after 1.38708e+30
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1190/4273 variables, and 209 constraints, problems are : Problem set: 137 solved, 292 unsolved in 75032 ms.
Refiners :[Positive P Invariants (semi-flows): 80/111 constraints, Generalized P Invariants (flows): 119/209 constraints, State Equation: 0/1663 constraints, PredecessorRefiner: 0/429 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150286ms problems are : Problem set: 137 solved, 292 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 292 out of 1663 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1663/1663 places, 2610/2610 transitions.
Ensure Unique test removed 15 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 36 rules applied. Total rules applied 36 place count 1648 transition count 2589
Reduce places removed 28 places and 0 transitions.
Iterating post reduction 1 with 28 rules applied. Total rules applied 64 place count 1620 transition count 2589
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 64 place count 1620 transition count 2571
Deduced a syphon composed of 18 places in 3 ms
Ensure Unique test removed 2 places
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 38 rules applied. Total rules applied 102 place count 1600 transition count 2571
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 2 with 4 rules applied. Total rules applied 106 place count 1596 transition count 2571
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 114 place count 1588 transition count 2523
Iterating global reduction 3 with 8 rules applied. Total rules applied 122 place count 1588 transition count 2523
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 3 with 3 rules applied. Total rules applied 125 place count 1585 transition count 2523
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 3 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 139 place count 1578 transition count 2516
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 145 place count 1572 transition count 2510
Iterating global reduction 4 with 6 rules applied. Total rules applied 151 place count 1572 transition count 2510
Free-agglomeration rule applied 7 times.
Iterating global reduction 4 with 7 rules applied. Total rules applied 158 place count 1572 transition count 2503
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 168 place count 1565 transition count 2500
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 171 place count 1565 transition count 2500
Applied a total of 171 rules in 407 ms. Remains 1565 /1663 variables (removed 98) and now considering 2500/2610 (removed 110) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 407 ms. Remains : 1565/1663 places, 2500/2610 transitions.
SDD proceeding with computation,986 properties remain. new max is 4096
SDD size :1.38708e+30 after 1.38708e+30
Invariant property smplace_225 does not hold.
Invariant property smplace_203 does not hold.
Invariant property smplace_202 does not hold.
Invariant property smplace_201 does not hold.
Invariant property smplace_198 does not hold.
Invariant property smplace_197 does not hold.
Invariant property smplace_196 does not hold.
Invariant property smplace_195 does not hold.
Invariant property smplace_194 does not hold.
Invariant property smplace_95 does not hold.
Invariant property smplace_94 does not hold.
Invariant property smplace_93 does not hold.
Invariant property smplace_92 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_89 does not hold.
Invariant property smplace_88 does not hold.
Invariant property smplace_87 does not hold.
Invariant property smplace_86 does not hold.
Invariant property smplace_85 does not hold.
Invariant property smplace_84 does not hold.
Invariant property smplace_83 does not hold.
Invariant property smplace_82 does not hold.
Invariant property smplace_81 does not hold.
Invariant property smplace_80 does not hold.
Invariant property smplace_79 does not hold.
Invariant property smplace_78 does not hold.
Invariant property smplace_77 does not hold.
Invariant property smplace_76 does not hold.
Invariant property smplace_75 does not hold.
Invariant property smplace_74 does not hold.
Invariant property smplace_73 does not hold.
Invariant property smplace_35 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_16 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_14 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_12 does not hold.
Invariant property smplace_11 does not hold.
Invariant property smplace_10 does not hold.
Invariant property smplace_9 does not hold.
Invariant property smplace_8 does not hold.
Invariant property smplace_7 does not hold.
Invariant property smplace_6 does not hold.
Invariant property smplace_5 does not hold.
Invariant property smplace_4 does not hold.
Invariant property smplace_3 does not hold.
Invariant property smplace_2 does not hold.
SDD proceeding with computation,938 properties remain. new max is 4096
SDD size :1.38708e+30 after 1.38708e+30
RANDOM walk for 3943667 steps (35990 resets) in 119535 ms. (32 steps per ms) remains 288/292 properties
BEST_FIRST walk for 40004 steps (33 resets) in 224 ms. (177 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (34 resets) in 204 ms. (195 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 231 ms. (172 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (34 resets) in 224 ms. (177 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (35 resets) in 214 ms. (186 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (34 resets) in 229 ms. (173 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40002 steps (33 resets) in 282 ms. (141 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 341 ms. (116 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (34 resets) in 239 ms. (166 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 228 ms. (174 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 246 ms. (161 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (34 resets) in 207 ms. (192 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (35 resets) in 234 ms. (170 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (32 resets) in 255 ms. (156 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (36 resets) in 234 ms. (170 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (34 resets) in 217 ms. (183 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40002 steps (33 resets) in 236 ms. (168 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40002 steps (31 resets) in 245 ms. (162 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (32 resets) in 200 ms. (199 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 255 ms. (156 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 229 ms. (173 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (32 resets) in 244 ms. (163 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (35 resets) in 213 ms. (186 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (32 resets) in 237 ms. (168 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (32 resets) in 225 ms. (177 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (33 resets) in 246 ms. (161 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 237 ms. (168 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 227 ms. (175 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (32 resets) in 250 ms. (159 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (33 resets) in 208 ms. (191 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (34 resets) in 239 ms. (166 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (33 resets) in 236 ms. (168 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 209 ms. (190 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (33 resets) in 247 ms. (161 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (34 resets) in 181 ms. (219 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 230 ms. (173 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (34 resets) in 188 ms. (211 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (32 resets) in 236 ms. (168 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (36 resets) in 223 ms. (178 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (33 resets) in 230 ms. (173 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40004 steps (35 resets) in 225 ms. (177 steps per ms) remains 288/288 properties
BEST_FIRST walk for 40003 steps (32 resets) in 213 ms. (186 steps per ms) remains 286/288 properties
BEST_FIRST walk for 40003 steps (32 resets) in 201 ms. (198 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (32 resets) in 206 ms. (193 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 238 ms. (167 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (34 resets) in 199 ms. (200 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 202 ms. (197 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 225 ms. (177 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (32 resets) in 223 ms. (178 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (35 resets) in 193 ms. (206 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 250 ms. (159 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40002 steps (32 resets) in 213 ms. (186 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (34 resets) in 230 ms. (173 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 194 ms. (205 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (31 resets) in 215 ms. (185 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 193 ms. (206 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (36 resets) in 214 ms. (186 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 209 ms. (190 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 297 ms. (134 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 239 ms. (166 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (35 resets) in 220 ms. (181 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 223 ms. (178 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (32 resets) in 242 ms. (164 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (32 resets) in 221 ms. (180 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40002 steps (33 resets) in 276 ms. (144 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (34 resets) in 222 ms. (179 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (32 resets) in 233 ms. (170 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 242 ms. (164 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (32 resets) in 256 ms. (155 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (33 resets) in 272 ms. (146 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 249 ms. (160 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (36 resets) in 220 ms. (181 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (31 resets) in 219 ms. (181 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (33 resets) in 249 ms. (160 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 236 ms. (168 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (33 resets) in 233 ms. (170 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (33 resets) in 251 ms. (158 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (35 resets) in 210 ms. (189 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (31 resets) in 227 ms. (175 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 217 ms. (183 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (35 resets) in 229 ms. (173 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 252 ms. (158 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 223 ms. (178 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (34 resets) in 221 ms. (180 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (34 resets) in 241 ms. (165 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (34 resets) in 230 ms. (173 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (35 resets) in 226 ms. (176 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (32 resets) in 256 ms. (155 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 217 ms. (183 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40003 steps (33 resets) in 235 ms. (169 steps per ms) remains 286/286 properties
BEST_FIRST walk for 40004 steps (33 resets) in 240 ms. (165 steps per ms) remains 286/286 properties
Invariant property smplace_223 does not hold.
Invariant property smplace_220 does not hold.
Invariant property smplace_200 does not hold.
Invariant property smplace_199 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_34 does not hold.
Invariant property smplace_33 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_31 does not hold.
Invariant property smplace_23 does not hold.
Invariant property smplace_19 does not hold.
Invariant property smplace_1 does not hold.
SDD proceeding with computation,926 properties remain. new max is 4096
SDD size :1.38708e+30 after 1.38708e+30
SDD proceeding with computation,926 properties remain. new max is 8192
SDD size :1.38708e+30 after 1.38708e+30
SDD proceeding with computation,926 properties remain. new max is 16384
SDD size :1.38708e+30 after 1.38708e+30
Interrupted probabilistic random walk after 3349866 steps, run timeout after 111001 ms. (steps per millisecond=30 ) properties seen :0 out of 286
Probabilistic random walk after 3349866 steps, saw 792956 distinct states, run finished after 111007 ms. (steps per millisecond=30 ) properties seen :0
// Phase 1: matrix 2500 rows 1565 cols
[2026-05-25 06:06:07] [INFO ] Computed 289 invariants in 33 ms
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) 0/226 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 226 unsolved
Invariant property smplace_1177 does not hold.
Invariant property smplace_1176 does not hold.
Invariant property smplace_1175 does not hold.
Invariant property smplace_1172 does not hold.
Invariant property smplace_1003 does not hold.
Invariant property smplace_1000 does not hold.
Invariant property smplace_982 does not hold.
Invariant property smplace_981 does not hold.
Invariant property smplace_980 does not hold.
Invariant property smplace_979 does not hold.
Invariant property smplace_978 does not hold.
Invariant property smplace_977 does not hold.
Invariant property smplace_976 does not hold.
Invariant property smplace_975 does not hold.
Invariant property smplace_974 does not hold.
Invariant property smplace_973 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/226 variables, 0/1 constraints. Problems are: Problem set: 16 solved, 210 unsolved
At refinement iteration 2 (OVERLAPS) 102/328 variables, 56/57 constraints. Problems are: Problem set: 16 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/328 variables, 4/61 constraints. Problems are: Problem set: 16 solved, 210 unsolved
Invariant property smplace_870 does not hold.
Invariant property smplace_869 does not hold.
Invariant property smplace_805 does not hold.
Invariant property smplace_674 does not hold.
At refinement iteration 4 (INCLUDED_ONLY) 0/328 variables, 0/61 constraints. Problems are: Problem set: 20 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 4/332 variables, 4/65 constraints. Problems are: Problem set: 20 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 0/65 constraints. Problems are: Problem set: 20 solved, 206 unsolved
At refinement iteration 7 (OVERLAPS) 654/986 variables, 92/157 constraints. Problems are: Problem set: 20 solved, 206 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/986 variables, 0/157 constraints. Problems are: Problem set: 20 solved, 206 unsolved
At refinement iteration 9 (OVERLAPS) 12/998 variables, 10/167 constraints. Problems are: Problem set: 20 solved, 206 unsolved
SDD proceeding with computation,906 properties remain. new max is 16384
SDD size :1.38708e+30 after 1.38708e+30
At refinement iteration 10 (INCLUDED_ONLY) 0/998 variables, 0/167 constraints. Problems are: Problem set: 20 solved, 206 unsolved
At refinement iteration 11 (OVERLAPS) 221/1219 variables, 57/224 constraints. Problems are: Problem set: 20 solved, 206 unsolved
Invariant property smplace_2054 does not hold.
Invariant property smplace_2053 does not hold.
Invariant property smplace_1955 does not hold.
Invariant property smplace_1950 does not hold.
Invariant property smplace_1949 does not hold.
Invariant property smplace_1948 does not hold.
Invariant property smplace_1864 does not hold.
Invariant property smplace_1863 does not hold.
Invariant property smplace_1760 does not hold.
Invariant property smplace_1755 does not hold.
Invariant property smplace_1754 does not hold.
Invariant property smplace_1753 does not hold.
Invariant property smplace_1669 does not hold.
Invariant property smplace_1668 does not hold.
Invariant property smplace_1588 does not hold.
Invariant property smplace_1585 does not hold.
Invariant property smplace_1567 does not hold.
Invariant property smplace_1566 does not hold.
Invariant property smplace_1565 does not hold.
Invariant property smplace_1564 does not hold.
Invariant property smplace_1563 does not hold.
Invariant property smplace_1562 does not hold.
Invariant property smplace_1560 does not hold.
Invariant property smplace_1559 does not hold.
Invariant property smplace_1558 does not hold.
At refinement iteration 12 (INCLUDED_ONLY) 0/1219 variables, 0/224 constraints. Problems are: Problem set: 31 solved, 195 unsolved
At refinement iteration 13 (OVERLAPS) 6/1225 variables, 3/227 constraints. Problems are: Problem set: 31 solved, 195 unsolved
Invariant property smplace_1474 does not hold.
Invariant property smplace_1473 does not hold.
Invariant property smplace_1455 does not hold.
Invariant property smplace_1454 does not hold.
Invariant property smplace_1393 does not hold.
Invariant property smplace_1390 does not hold.
Invariant property smplace_1372 does not hold.
Invariant property smplace_1371 does not hold.
Invariant property smplace_1370 does not hold.
Invariant property smplace_1369 does not hold.
Invariant property smplace_1368 does not hold.
Invariant property smplace_1367 does not hold.
Invariant property smplace_1365 does not hold.
Invariant property smplace_1364 does not hold.
Invariant property smplace_1363 does not hold.
Invariant property smplace_1279 does not hold.
Invariant property smplace_1278 does not hold.
Invariant property smplace_1260 does not hold.
Invariant property smplace_1259 does not hold.
At refinement iteration 14 (INCLUDED_ONLY) 0/1225 variables, 0/227 constraints. Problems are: Problem set: 49 solved, 177 unsolved
At refinement iteration 15 (OVERLAPS) 63/1288 variables, 11/238 constraints. Problems are: Problem set: 49 solved, 177 unsolved
Invariant property smplace_1198 does not hold.
Invariant property smplace_1195 does not hold.
Invariant property smplace_1174 does not hold.
Invariant property smplace_1173 does not hold.
Invariant property smplace_1170 does not hold.
Invariant property smplace_1169 does not hold.
Invariant property smplace_1168 does not hold.
Invariant property smplace_1084 does not hold.
Invariant property smplace_1083 does not hold.
At refinement iteration 16 (INCLUDED_ONLY) 0/1288 variables, 0/238 constraints. Problems are: Problem set: 58 solved, 168 unsolved
Invariant property smplace_1065 does not hold.
Invariant property smplace_1064 does not hold.
At refinement iteration 17 (OVERLAPS) 18/1306 variables, 4/242 constraints. Problems are: Problem set: 60 solved, 166 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1306 variables, 0/242 constraints. Problems are: Problem set: 60 solved, 166 unsolved
At refinement iteration 19 (OVERLAPS) 114/1420 variables, 12/254 constraints. Problems are: Problem set: 60 solved, 166 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1420 variables, 0/254 constraints. Problems are: Problem set: 60 solved, 166 unsolved
At refinement iteration 21 (OVERLAPS) 54/1474 variables, 6/260 constraints. Problems are: Problem set: 60 solved, 166 unsolved
Invariant property smplace_888 does not hold.
Invariant property smplace_887 does not hold.
At refinement iteration 22 (INCLUDED_ONLY) 0/1474 variables, 0/260 constraints. Problems are: Problem set: 62 solved, 164 unsolved
At refinement iteration 23 (OVERLAPS) 2/1476 variables, 2/262 constraints. Problems are: Problem set: 62 solved, 164 unsolved
Invariant property smplace_693 does not hold.
Invariant property smplace_692 does not hold.
At refinement iteration 24 (INCLUDED_ONLY) 0/1476 variables, 0/262 constraints. Problems are: Problem set: 64 solved, 162 unsolved
At refinement iteration 25 (OVERLAPS) 87/1563 variables, 25/287 constraints. Problems are: Problem set: 64 solved, 162 unsolved
Invariant property smplace_498 does not hold.
Invariant property smplace_497 does not hold.
At refinement iteration 26 (INCLUDED_ONLY) 0/1563 variables, 0/287 constraints. Problems are: Problem set: 66 solved, 160 unsolved
At refinement iteration 27 (OVERLAPS) 1/1564 variables, 1/288 constraints. Problems are: Problem set: 66 solved, 160 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1564 variables, 0/288 constraints. Problems are: Problem set: 66 solved, 160 unsolved
At refinement iteration 29 (OVERLAPS) 1/1565 variables, 1/289 constraints. Problems are: Problem set: 66 solved, 160 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1565/4065 variables, and 289 constraints, problems are : Problem set: 66 solved, 160 unsolved in 90019 ms.
Refiners :[Positive P Invariants (semi-flows): 86/86 constraints, Generalized P Invariants (flows): 203/203 constraints, State Equation: 0/1565 constraints, PredecessorRefiner: 226/226 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 66 solved, 160 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/160 variables, 1/1 constraints. Problems are: Problem set: 66 solved, 160 unsolved
Detected timeout of ITS tools.
[2026-05-25 06:07:38] [INFO ] Flatten gal took : 148 ms
[2026-05-25 06:07:38] [INFO ] Applying decomposition
[2026-05-25 06:07:38] [INFO ] Flatten gal took : 127 ms
At refinement iteration 1 (INCLUDED_ONLY) 0/160 variables, 0/1 constraints. Problems are: Problem set: 66 solved, 160 unsolved
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/graph8245241540896878866.txt' '-o' '/tmp/graph8245241540896878866.bin' '-w' '/tmp/graph8245241540896878866.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8245241540896878866.bin' '-l' '-1' '-v' '-w' '/tmp/graph8245241540896878866.weights' '-q' '0' '-e' '0.001'
At refinement iteration 2 (OVERLAPS) 93/253 variables, 34/35 constraints. Problems are: Problem set: 66 solved, 160 unsolved
[2026-05-25 06:07:39] [INFO ] Decomposing Gal with order
[2026-05-25 06:07:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 06:07:39] [INFO ] Removed a total of 4214 redundant transitions.
[2026-05-25 06:07:39] [INFO ] Flatten gal took : 327 ms
[2026-05-25 06:07:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 58 labels/synchronizations in 76 ms.
[2026-05-25 06:07:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9545724416296294326.gal : 51 ms
[2026-05-25 06:07:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5977941943978729974.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9545724416296294326.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5977941943978729974.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
Loading property file /tmp/ReachabilityCardinality5977941943978729974.prop.
SDD proceeding with computation,160 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,160 properties remain. new max is 8
SDD size :1 after 9
SDD proceeding with computation,160 properties remain. new max is 16
SDD size :9 after 2.28679e+06
SDD proceeding with computation,160 properties remain. new max is 32
SDD size :2.28679e+06 after 1.91775e+24
At refinement iteration 3 (INCLUDED_ONLY) 0/253 variables, 0/35 constraints. Problems are: Problem set: 66 solved, 160 unsolved
At refinement iteration 4 (OVERLAPS) 8/261 variables, 8/43 constraints. Problems are: Problem set: 66 solved, 160 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/261 variables, 0/43 constraints. Problems are: Problem set: 66 solved, 160 unsolved
At refinement iteration 6 (OVERLAPS) 695/956 variables, 92/135 constraints. Problems are: Problem set: 66 solved, 160 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/956 variables, 0/135 constraints. Problems are: Problem set: 66 solved, 160 unsolved
At refinement iteration 8 (OVERLAPS) 22/978 variables, 20/155 constraints. Problems are: Problem set: 66 solved, 160 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:55] [INFO ] Deduced a trap composed of 26 places in 132 ms of which 12 ms to minimize.
SDD proceeding with computation,160 properties remain. new max is 64
SDD size :1.91775e+24 after 1.96572e+30
SDD proceeding with computation,160 properties remain. new max is 128
SDD size :1.96572e+30 after 6.3051e+30
Invariant property smplace_1472 does not hold.
Invariant property smplace_1277 does not hold.
Invariant property smplace_1082 does not hold.
SDD proceeding with computation,157 properties remain. new max is 128
SDD size :6.3051e+30 after 3.01956e+31
Invariant property smplace_303 does not hold.
Invariant property smplace_302 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
SDD proceeding with computation,153 properties remain. new max is 128
SDD size :3.01956e+31 after 4.04529e+31
Invariant property smplace_1471 does not hold.
Invariant property smplace_1470 does not hold.
Invariant property smplace_1276 does not hold.
Invariant property smplace_1275 does not hold.
Invariant property smplace_1081 does not hold.
Invariant property smplace_1080 does not hold.
Invariant property smplace_886 does not hold.
Invariant property smplace_885 does not hold.
Invariant property smplace_691 does not hold.
Invariant property smplace_690 does not hold.
SDD proceeding with computation,143 properties remain. new max is 128
SDD size :4.04529e+31 after 4.0455e+31
Invariant property smplace_496 does not hold.
Invariant property smplace_495 does not hold.
Invariant property smplace_301 does not hold.
Invariant property smplace_300 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_106 does not hold.
SDD proceeding with computation,137 properties remain. new max is 128
SDD size :4.0455e+31 after 4.95479e+31
Invariant property smplace_1482 does not hold.
Invariant property smplace_1479 does not hold.
Invariant property smplace_1476 does not hold.
Invariant property smplace_1469 does not hold.
Invariant property smplace_1468 does not hold.
Invariant property smplace_1289 does not hold.
Invariant property smplace_1288 does not hold.
Invariant property smplace_1287 does not hold.
Invariant property smplace_1286 does not hold.
Invariant property smplace_1285 does not hold.
Invariant property smplace_1284 does not hold.
Invariant property smplace_1283 does not hold.
Invariant property smplace_1282 does not hold.
Invariant property smplace_1281 does not hold.
Invariant property smplace_1274 does not hold.
Invariant property smplace_1273 does not hold.
Invariant property smplace_1272 does not hold.
Invariant property smplace_1094 does not hold.
Invariant property smplace_1093 does not hold.
Invariant property smplace_1092 does not hold.
Invariant property smplace_1091 does not hold.
Invariant property smplace_1090 does not hold.
Invariant property smplace_1089 does not hold.
Invariant property smplace_1088 does not hold.
Invariant property smplace_1087 does not hold.
Invariant property smplace_1086 does not hold.
Invariant property smplace_1079 does not hold.
Invariant property smplace_1078 does not hold.
Invariant property smplace_1077 does not hold.
Invariant property smplace_897 does not hold.
Invariant property smplace_894 does not hold.
Invariant property smplace_891 does not hold.
Invariant property smplace_884 does not hold.
Invariant property smplace_883 does not hold.
Invariant property smplace_702 does not hold.
Invariant property smplace_699 does not hold.
Invariant property smplace_696 does not hold.
Invariant property smplace_689 does not hold.
Invariant property smplace_688 does not hold.
SDD proceeding with computation,98 properties remain. new max is 128
SDD size :4.95479e+31 after 4.95506e+31
Invariant property smplace_1484 does not hold.
Invariant property smplace_1483 does not hold.
Invariant property smplace_1481 does not hold.
Invariant property smplace_1480 does not hold.
Invariant property smplace_1478 does not hold.
Invariant property smplace_1477 does not hold.
Invariant property smplace_1467 does not hold.
Invariant property smplace_899 does not hold.
Invariant property smplace_898 does not hold.
Invariant property smplace_896 does not hold.
Invariant property smplace_895 does not hold.
Invariant property smplace_893 does not hold.
Invariant property smplace_892 does not hold.
Invariant property smplace_882 does not hold.
Invariant property smplace_704 does not hold.
Invariant property smplace_703 does not hold.
Invariant property smplace_701 does not hold.
Invariant property smplace_700 does not hold.
Invariant property smplace_698 does not hold.
Invariant property smplace_697 does not hold.
Invariant property smplace_687 does not hold.
Invariant property smplace_509 does not hold.
Invariant property smplace_508 does not hold.
Invariant property smplace_507 does not hold.
Invariant property smplace_506 does not hold.
Invariant property smplace_505 does not hold.
Invariant property smplace_504 does not hold.
Invariant property smplace_503 does not hold.
Invariant property smplace_502 does not hold.
Invariant property smplace_501 does not hold.
Invariant property smplace_494 does not hold.
Invariant property smplace_493 does not hold.
Invariant property smplace_492 does not hold.
Invariant property smplace_314 does not hold.
Invariant property smplace_313 does not hold.
Invariant property smplace_312 does not hold.
Invariant property smplace_311 does not hold.
Invariant property smplace_310 does not hold.
Invariant property smplace_309 does not hold.
Invariant property smplace_308 does not hold.
Invariant property smplace_307 does not hold.
Invariant property smplace_306 does not hold.
Invariant property smplace_299 does not hold.
Invariant property smplace_298 does not hold.
Invariant property smplace_297 does not hold.
Invariant property smplace_120 does not hold.
Invariant property smplace_119 does not hold.
Invariant property smplace_118 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_116 does not hold.
Invariant property smplace_115 does not hold.
Invariant property smplace_114 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_105 does not hold.
Invariant property smplace_104 does not hold.
Invariant property smplace_103 does not hold.
SDD proceeding with computation,41 properties remain. new max is 128
SDD size :4.95506e+31 after 7.95676e+31
At refinement iteration 9 (INCLUDED_ONLY) 0/978 variables, 1/156 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/978 variables, 0/156 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 11 (OVERLAPS) 233/1211 variables, 61/217 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1211 variables, 0/217 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 13 (OVERLAPS) 14/1225 variables, 11/228 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1225 variables, 0/228 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 15 (OVERLAPS) 63/1288 variables, 11/239 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1288 variables, 0/239 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 17 (OVERLAPS) 18/1306 variables, 4/243 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1306 variables, 0/243 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 19 (OVERLAPS) 114/1420 variables, 12/255 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1420 variables, 0/255 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 21 (OVERLAPS) 54/1474 variables, 6/261 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1474 variables, 0/261 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 23 (OVERLAPS) 2/1476 variables, 2/263 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1476 variables, 0/263 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 25 (OVERLAPS) 87/1563 variables, 25/288 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1563 variables, 0/288 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 27 (OVERLAPS) 1/1564 variables, 1/289 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1564 variables, 0/289 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 29 (OVERLAPS) 1/1565 variables, 1/290 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1565 variables, 0/290 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 31 (OVERLAPS) 2500/4065 variables, 1565/1855 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/4065 variables, 41/1896 constraints. Problems are: Problem set: 185 solved, 41 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/4065 variables, 0/1896 constraints. Problems are: Problem set: 185 solved, 41 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4065/4065 variables, and 1896 constraints, problems are : Problem set: 185 solved, 41 unsolved in 90027 ms.
Refiners :[Positive P Invariants (semi-flows): 86/86 constraints, Generalized P Invariants (flows): 203/203 constraints, State Equation: 1565/1565 constraints, PredecessorRefiner: 41/226 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180170ms problems are : Problem set: 185 solved, 41 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 41 out of 1565 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1565/1565 places, 2500/2500 transitions.
Ensure Unique test removed 12 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 1553 transition count 2459
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 1 with 51 rules applied. Total rules applied 104 place count 1502 transition count 2459
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 42 Pre rules applied. Total rules applied 104 place count 1502 transition count 2417
Deduced a syphon composed of 42 places in 3 ms
Ensure Unique test removed 16 places
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 2 with 100 rules applied. Total rules applied 204 place count 1444 transition count 2417
Discarding 9 places :
Implicit places reduction removed 9 places
Iterating post reduction 2 with 9 rules applied. Total rules applied 213 place count 1435 transition count 2417
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 215 place count 1433 transition count 2410
Ensure Unique test removed 1 places
Iterating global reduction 3 with 3 rules applied. Total rules applied 218 place count 1432 transition count 2410
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
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 3 with 3 rules applied. Total rules applied 221 place count 1431 transition count 2408
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 222 place count 1430 transition count 2408
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 3 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 5 with 22 rules applied. Total rules applied 244 place count 1419 transition count 2397
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 255 place count 1408 transition count 2386
Iterating global reduction 5 with 11 rules applied. Total rules applied 266 place count 1408 transition count 2386
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 267 place count 1408 transition count 2385
Free-agglomeration rule applied 10 times.
Iterating global reduction 6 with 10 rules applied. Total rules applied 277 place count 1408 transition count 2375
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 14 rules applied. Total rules applied 291 place count 1398 transition count 2371
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 7 with 7 rules applied. Total rules applied 298 place count 1398 transition count 2371
Applied a total of 298 rules in 582 ms. Remains 1398 /1565 variables (removed 167) and now considering 2371/2500 (removed 129) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 582 ms. Remains : 1398/1565 places, 2371/2500 transitions.
RANDOM walk for 4000000 steps (37921 resets) in 46475 ms. (86 steps per ms) remains 40/41 properties
BEST_FIRST walk for 400003 steps (365 resets) in 1240 ms. (322 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (368 resets) in 1145 ms. (349 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (372 resets) in 1104 ms. (361 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (369 resets) in 1145 ms. (349 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (367 resets) in 1272 ms. (314 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1210 ms. (330 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (365 resets) in 1218 ms. (328 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1172 ms. (341 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (365 resets) in 1215 ms. (328 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1078 ms. (370 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (365 resets) in 1221 ms. (327 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (365 resets) in 1228 ms. (325 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (364 resets) in 1188 ms. (336 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (363 resets) in 1141 ms. (350 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1129 ms. (353 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1081 ms. (369 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (367 resets) in 1191 ms. (335 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (366 resets) in 1200 ms. (333 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (369 resets) in 1235 ms. (323 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (365 resets) in 1181 ms. (338 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (368 resets) in 1188 ms. (336 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (364 resets) in 1106 ms. (361 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (367 resets) in 1125 ms. (355 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (367 resets) in 1083 ms. (369 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (369 resets) in 1141 ms. (350 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (362 resets) in 1208 ms. (330 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1157 ms. (345 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (369 resets) in 1113 ms. (359 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (366 resets) in 1153 ms. (346 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (366 resets) in 1125 ms. (355 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (367 resets) in 1222 ms. (327 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (373 resets) in 1019 ms. (392 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (363 resets) in 1168 ms. (342 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (366 resets) in 1016 ms. (393 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (365 resets) in 1161 ms. (344 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1267 ms. (315 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1125 ms. (355 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1208 ms. (330 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (367 resets) in 1105 ms. (361 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (373 resets) in 1168 ms. (342 steps per ms) remains 40/40 properties
Interrupted probabilistic random walk after 3876872 steps, run timeout after 84001 ms. (steps per millisecond=46 ) properties seen :0 out of 40
Probabilistic random walk after 3876872 steps, saw 855561 distinct states, run finished after 84004 ms. (steps per millisecond=46 ) properties seen :0
// Phase 1: matrix 2371 rows 1398 cols
[2026-05-25 06:11:00] [INFO ] Computed 240 invariants in 22 ms
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) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 70/110 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 341/451 variables, 38/49 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/451 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 17/468 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/468 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (OVERLAPS) 6/474 variables, 6/66 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/474 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 307/781 variables, 61/127 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/781 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 12 (OVERLAPS) 12/793 variables, 12/139 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/793 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 14 (OVERLAPS) 139/932 variables, 16/155 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/932 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 16 (OVERLAPS) 6/938 variables, 3/158 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/938 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 18 (OVERLAPS) 66/1004 variables, 11/169 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1004 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 20 (OVERLAPS) 3/1007 variables, 3/172 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1007 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 22 (OVERLAPS) 78/1085 variables, 10/182 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1085 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 24 (OVERLAPS) 24/1109 variables, 5/187 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1109 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 26 (OVERLAPS) 123/1232 variables, 14/201 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1232 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 28 (OVERLAPS) 54/1286 variables, 7/208 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1286 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 30 (OVERLAPS) 2/1288 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1288 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 32 (OVERLAPS) 99/1387 variables, 26/236 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1387 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 34 (OVERLAPS) 1/1388 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1388 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 36 (OVERLAPS) 10/1398 variables, 3/240 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1398 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 38 (OVERLAPS) 2371/3769 variables, 1398/1638 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/3769 variables, 0/1638 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 40 (OVERLAPS) 0/3769 variables, 0/1638 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3769/3769 variables, and 1638 constraints, problems are : Problem set: 0 solved, 40 unsolved in 28464 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 180/180 constraints, State Equation: 1398/1398 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 70/110 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 341/451 variables, 38/49 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/451 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 17/468 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/468 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (OVERLAPS) 6/474 variables, 6/66 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/474 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 307/781 variables, 61/127 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/781 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 12 (OVERLAPS) 12/793 variables, 12/139 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/793 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 14 (OVERLAPS) 139/932 variables, 16/155 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/932 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 16 (OVERLAPS) 6/938 variables, 3/158 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/938 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 18 (OVERLAPS) 66/1004 variables, 11/169 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1004 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 20 (OVERLAPS) 3/1007 variables, 3/172 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1007 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 22 (OVERLAPS) 78/1085 variables, 10/182 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1085 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 24 (OVERLAPS) 24/1109 variables, 5/187 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1109 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 26 (OVERLAPS) 123/1232 variables, 14/201 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1232 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 28 (OVERLAPS) 54/1286 variables, 7/208 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1286 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 30 (OVERLAPS) 2/1288 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1288 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 32 (OVERLAPS) 99/1387 variables, 26/236 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1387 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 34 (OVERLAPS) 1/1388 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1388 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 36 (OVERLAPS) 10/1398 variables, 3/240 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1398 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 38 (OVERLAPS) 2371/3769 variables, 1398/1638 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/3769 variables, 40/1678 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/3769 variables, 0/1678 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 41 (OVERLAPS) 0/3769 variables, 0/1678 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3769/3769 variables, and 1678 constraints, problems are : Problem set: 0 solved, 40 unsolved in 87256 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 180/180 constraints, State Equation: 1398/1398 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 115771ms problems are : Problem set: 0 solved, 40 unsolved
Fused 40 Parikh solutions to 29 different solutions.
Parikh walk visited 0 properties in 31967 ms.
Support contains 40 out of 1398 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1398/1398 places, 2371/2371 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1397 transition count 2370
Applied a total of 2 rules in 115 ms. Remains 1397 /1398 variables (removed 1) and now considering 2370/2371 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 1397/1398 places, 2370/2371 transitions.
RANDOM walk for 4000000 steps (37956 resets) in 41546 ms. (96 steps per ms) remains 37/40 properties
BEST_FIRST walk for 400003 steps (366 resets) in 1150 ms. (347 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1104 ms. (361 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (363 resets) in 1187 ms. (336 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (363 resets) in 1107 ms. (361 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (361 resets) in 1160 ms. (344 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1085 ms. (368 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (364 resets) in 1191 ms. (335 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (369 resets) in 1103 ms. (362 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (372 resets) in 1138 ms. (351 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (364 resets) in 1243 ms. (321 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1143 ms. (349 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1181 ms. (338 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1055 ms. (378 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1061 ms. (376 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (371 resets) in 1184 ms. (337 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (372 resets) in 1089 ms. (366 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400002 steps (368 resets) in 1189 ms. (336 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1100 ms. (363 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1226 ms. (326 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (366 resets) in 1132 ms. (353 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1220 ms. (327 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1098 ms. (363 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1147 ms. (348 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (363 resets) in 1213 ms. (329 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (372 resets) in 1118 ms. (357 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (369 resets) in 1205 ms. (331 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (370 resets) in 1043 ms. (383 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1139 ms. (350 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1182 ms. (338 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (370 resets) in 1327 ms. (301 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (363 resets) in 1148 ms. (348 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1182 ms. (338 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1090 ms. (366 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (366 resets) in 1148 ms. (348 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (373 resets) in 1085 ms. (368 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400003 steps (368 resets) in 1154 ms. (346 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (369 resets) in 1127 ms. (354 steps per ms) remains 37/37 properties
Interrupted probabilistic random walk after 3033161 steps, run timeout after 72001 ms. (steps per millisecond=42 ) properties seen :0 out of 37
Probabilistic random walk after 3033161 steps, saw 730806 distinct states, run finished after 72002 ms. (steps per millisecond=42 ) properties seen :0
// Phase 1: matrix 2370 rows 1397 cols
[2026-05-25 06:15:05] [INFO ] Computed 240 invariants in 22 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (OVERLAPS) 63/100 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (OVERLAPS) 317/417 variables, 35/45 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/417 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (OVERLAPS) 23/440 variables, 12/57 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/440 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (OVERLAPS) 6/446 variables, 6/63 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 10 (OVERLAPS) 333/779 variables, 63/126 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/779 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 12 (OVERLAPS) 12/791 variables, 12/138 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/791 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 14 (OVERLAPS) 141/932 variables, 17/155 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/932 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 16 (OVERLAPS) 6/938 variables, 3/158 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/938 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 18 (OVERLAPS) 65/1003 variables, 11/169 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1003 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 20 (OVERLAPS) 3/1006 variables, 3/172 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1006 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 22 (OVERLAPS) 78/1084 variables, 10/182 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1084 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 24 (OVERLAPS) 24/1108 variables, 5/187 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1108 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 26 (OVERLAPS) 123/1231 variables, 14/201 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1231 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 28 (OVERLAPS) 55/1286 variables, 7/208 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1286 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 30 (OVERLAPS) 6/1292 variables, 3/211 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1292 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 32 (OVERLAPS) 104/1396 variables, 28/239 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1396 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 34 (OVERLAPS) 1/1397 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1397 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 36 (OVERLAPS) 2370/3767 variables, 1397/1637 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/3767 variables, 0/1637 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 38 (OVERLAPS) 0/3767 variables, 0/1637 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3767/3767 variables, and 1637 constraints, problems are : Problem set: 0 solved, 37 unsolved in 23457 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 180/180 constraints, State Equation: 1397/1397 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (OVERLAPS) 63/100 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (OVERLAPS) 317/417 variables, 35/45 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/417 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (OVERLAPS) 23/440 variables, 12/57 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/440 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (OVERLAPS) 6/446 variables, 6/63 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 10 (OVERLAPS) 333/779 variables, 63/126 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/779 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 12 (OVERLAPS) 12/791 variables, 12/138 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/791 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 14 (OVERLAPS) 141/932 variables, 17/155 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/932 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 16 (OVERLAPS) 6/938 variables, 3/158 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/938 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 18 (OVERLAPS) 65/1003 variables, 11/169 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1003 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 20 (OVERLAPS) 3/1006 variables, 3/172 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1006 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 22 (OVERLAPS) 78/1084 variables, 10/182 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1084 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 24 (OVERLAPS) 24/1108 variables, 5/187 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1108 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 26 (OVERLAPS) 123/1231 variables, 14/201 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1231 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 28 (OVERLAPS) 55/1286 variables, 7/208 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1286 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 30 (OVERLAPS) 6/1292 variables, 3/211 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1292 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 32 (OVERLAPS) 104/1396 variables, 28/239 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1396 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 34 (OVERLAPS) 1/1397 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1397 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 36 (OVERLAPS) 2370/3767 variables, 1397/1637 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/3767 variables, 37/1674 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/3767 variables, 0/1674 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 39 (OVERLAPS) 0/3767 variables, 0/1674 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3767/3767 variables, and 1674 constraints, problems are : Problem set: 0 solved, 37 unsolved in 76393 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 180/180 constraints, State Equation: 1397/1397 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 99896ms problems are : Problem set: 0 solved, 37 unsolved
Fused 37 Parikh solutions to 27 different solutions.
Parikh walk visited 2 properties in 30273 ms.
Support contains 35 out of 1397 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1397/1397 places, 2370/2370 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1396 transition count 2369
Applied a total of 2 rules in 115 ms. Remains 1396 /1397 variables (removed 1) and now considering 2369/2370 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 1396/1397 places, 2369/2370 transitions.
RANDOM walk for 4000000 steps (37673 resets) in 41824 ms. (95 steps per ms) remains 32/35 properties
BEST_FIRST walk for 400004 steps (369 resets) in 1179 ms. (338 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (371 resets) in 1047 ms. (381 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (364 resets) in 1112 ms. (359 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (374 resets) in 1181 ms. (338 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (370 resets) in 1133 ms. (352 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1194 ms. (334 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (372 resets) in 1142 ms. (349 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1087 ms. (367 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1160 ms. (344 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (371 resets) in 1093 ms. (365 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400002 steps (369 resets) in 1126 ms. (354 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400002 steps (363 resets) in 1122 ms. (356 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (365 resets) in 1148 ms. (348 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1102 ms. (362 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (365 resets) in 1140 ms. (350 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (365 resets) in 1098 ms. (363 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (364 resets) in 1218 ms. (328 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (366 resets) in 1215 ms. (328 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (365 resets) in 1150 ms. (347 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (372 resets) in 1088 ms. (367 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (362 resets) in 1148 ms. (348 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1152 ms. (346 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1105 ms. (361 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (370 resets) in 1152 ms. (346 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1091 ms. (366 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (372 resets) in 1165 ms. (343 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (370 resets) in 1091 ms. (366 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400002 steps (369 resets) in 1206 ms. (331 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (367 resets) in 1114 ms. (358 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1167 ms. (342 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (368 resets) in 1095 ms. (364 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 1188 ms. (336 steps per ms) remains 32/32 properties
Detected timeout of ITS tools.
Interrupted probabilistic random walk after 3175080 steps, run timeout after 69001 ms. (steps per millisecond=46 ) properties seen :0 out of 32
Probabilistic random walk after 3175080 steps, saw 751114 distinct states, run finished after 69003 ms. (steps per millisecond=46 ) properties seen :0
// Phase 1: matrix 2369 rows 1396 cols
[2026-05-25 06:18:48] [INFO ] Computed 240 invariants in 21 ms
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (OVERLAPS) 49/81 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (OVERLAPS) 247/328 variables, 28/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/328 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (OVERLAPS) 27/355 variables, 12/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 8 (OVERLAPS) 5/360 variables, 5/53 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/360 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 10 (OVERLAPS) 314/674 variables, 56/109 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/674 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 12 (OVERLAPS) 10/684 variables, 10/119 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/684 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 14 (OVERLAPS) 127/811 variables, 16/135 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/811 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 16 (OVERLAPS) 6/817 variables, 3/138 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/817 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 18 (OVERLAPS) 66/883 variables, 11/149 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/883 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 20 (OVERLAPS) 3/886 variables, 3/152 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/886 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 22 (OVERLAPS) 80/966 variables, 10/162 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/966 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 24 (OVERLAPS) 9/975 variables, 4/166 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/975 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 26 (OVERLAPS) 72/1047 variables, 12/178 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1047 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 28 (OVERLAPS) 25/1072 variables, 5/183 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1072 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 30 (OVERLAPS) 1/1073 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1073 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 32 (OVERLAPS) 157/1230 variables, 17/201 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1230 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 34 (OVERLAPS) 54/1284 variables, 7/208 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1284 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 36 (OVERLAPS) 2/1286 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1286 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 38 (OVERLAPS) 107/1393 variables, 27/237 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1393 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 40 (OVERLAPS) 1/1394 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1394 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 42 (OVERLAPS) 2/1396 variables, 2/240 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1396 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 44 (OVERLAPS) 2369/3765 variables, 1396/1636 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/3765 variables, 0/1636 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 46 (OVERLAPS) 0/3765 variables, 0/1636 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3765/3765 variables, and 1636 constraints, problems are : Problem set: 0 solved, 32 unsolved in 22937 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 180/180 constraints, State Equation: 1396/1396 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 32 unsolved
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (OVERLAPS) 49/81 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (OVERLAPS) 247/328 variables, 28/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/328 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (OVERLAPS) 27/355 variables, 12/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 8 (OVERLAPS) 5/360 variables, 5/53 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/360 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 10 (OVERLAPS) 314/674 variables, 56/109 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/674 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 12 (OVERLAPS) 10/684 variables, 10/119 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/684 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 14 (OVERLAPS) 127/811 variables, 16/135 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/811 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 16 (OVERLAPS) 6/817 variables, 3/138 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/817 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 18 (OVERLAPS) 66/883 variables, 11/149 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/883 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 20 (OVERLAPS) 3/886 variables, 3/152 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/886 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 22 (OVERLAPS) 80/966 variables, 10/162 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/966 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 24 (OVERLAPS) 9/975 variables, 4/166 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/975 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 26 (OVERLAPS) 72/1047 variables, 12/178 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1047 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 28 (OVERLAPS) 25/1072 variables, 5/183 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1072 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 30 (OVERLAPS) 1/1073 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1073 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 32 (OVERLAPS) 157/1230 variables, 17/201 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1230 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 34 (OVERLAPS) 54/1284 variables, 7/208 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1284 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 36 (OVERLAPS) 2/1286 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1286 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 38 (OVERLAPS) 107/1393 variables, 27/237 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1393 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 40 (OVERLAPS) 1/1394 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1394 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 42 (OVERLAPS) 2/1396 variables, 2/240 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1396 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 44 (OVERLAPS) 2369/3765 variables, 1396/1636 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/3765 variables, 32/1668 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/3765 variables, 0/1668 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 47 (OVERLAPS) 0/3765 variables, 0/1668 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3765/3765 variables, and 1668 constraints, problems are : Problem set: 0 solved, 32 unsolved in 66711 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 180/180 constraints, State Equation: 1396/1396 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 89723ms problems are : Problem set: 0 solved, 32 unsolved
Fused 32 Parikh solutions to 26 different solutions.
Parikh walk visited 0 properties in 30957 ms.
Support contains 32 out of 1396 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1396/1396 places, 2369/2369 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1395 transition count 2368
Applied a total of 2 rules in 125 ms. Remains 1395 /1396 variables (removed 1) and now considering 2368/2369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 1395/1396 places, 2368/2369 transitions.
RANDOM walk for 4000000 steps (37791 resets) in 32137 ms. (124 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (366 resets) in 880 ms. (454 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (367 resets) in 880 ms. (454 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (371 resets) in 891 ms. (448 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (364 resets) in 854 ms. (467 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (369 resets) in 853 ms. (468 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (363 resets) in 880 ms. (454 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (367 resets) in 858 ms. (465 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (367 resets) in 877 ms. (455 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (366 resets) in 869 ms. (459 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 837 ms. (477 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (365 resets) in 865 ms. (461 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 857 ms. (466 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (366 resets) in 845 ms. (472 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 852 ms. (468 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (367 resets) in 844 ms. (473 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (371 resets) in 851 ms. (469 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (367 resets) in 933 ms. (428 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (363 resets) in 870 ms. (459 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (364 resets) in 887 ms. (450 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (366 resets) in 849 ms. (470 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (371 resets) in 895 ms. (446 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (371 resets) in 867 ms. (460 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (371 resets) in 873 ms. (457 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 876 ms. (456 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (374 resets) in 853 ms. (468 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (368 resets) in 884 ms. (451 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (366 resets) in 871 ms. (458 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (363 resets) in 877 ms. (455 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400002 steps (369 resets) in 864 ms. (462 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (367 resets) in 865 ms. (461 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (368 resets) in 836 ms. (477 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400003 steps (371 resets) in 857 ms. (466 steps per ms) remains 32/32 properties
Interrupted probabilistic random walk after 1900082 steps, run timeout after 48001 ms. (steps per millisecond=39 ) properties seen :0 out of 32
Probabilistic random walk after 1900082 steps, saw 528181 distinct states, run finished after 48001 ms. (steps per millisecond=39 ) properties seen :0
// Phase 1: matrix 2368 rows 1395 cols
[2026-05-25 06:21:54] [INFO ] Computed 240 invariants in 24 ms
Starting Z3 with timeout 150.0 s and query timeout 15000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (OVERLAPS) 49/81 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (OVERLAPS) 247/328 variables, 28/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/328 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (OVERLAPS) 27/355 variables, 12/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 8 (OVERLAPS) 5/360 variables, 5/53 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/360 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 10 (OVERLAPS) 314/674 variables, 56/109 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/674 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 12 (OVERLAPS) 10/684 variables, 10/119 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/684 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 14 (OVERLAPS) 127/811 variables, 16/135 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/811 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 16 (OVERLAPS) 6/817 variables, 3/138 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/817 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 18 (OVERLAPS) 65/882 variables, 11/149 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/882 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 20 (OVERLAPS) 3/885 variables, 3/152 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/885 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 22 (OVERLAPS) 80/965 variables, 10/162 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/965 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 24 (OVERLAPS) 9/974 variables, 4/166 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/974 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 26 (OVERLAPS) 72/1046 variables, 12/178 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1046 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 28 (OVERLAPS) 25/1071 variables, 5/183 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1071 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 30 (OVERLAPS) 1/1072 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1072 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 32 (OVERLAPS) 157/1229 variables, 17/201 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1229 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 34 (OVERLAPS) 55/1284 variables, 7/208 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1284 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 36 (OVERLAPS) 2/1286 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1286 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 38 (OVERLAPS) 107/1393 variables, 28/238 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1393 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 40 (OVERLAPS) 1/1394 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1394 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 42 (OVERLAPS) 1/1395 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1395 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 44 (OVERLAPS) 2368/3763 variables, 1395/1635 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/3763 variables, 0/1635 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 46 (OVERLAPS) 0/3763 variables, 0/1635 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3763/3763 variables, and 1635 constraints, problems are : Problem set: 0 solved, 32 unsolved in 24195 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 180/180 constraints, State Equation: 1395/1395 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 32 unsolved
Starting Z3 with timeout 150.0 s and query timeout 15000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (OVERLAPS) 49/81 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (OVERLAPS) 247/328 variables, 28/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/328 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (OVERLAPS) 27/355 variables, 12/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 8 (OVERLAPS) 5/360 variables, 5/53 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/360 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 10 (OVERLAPS) 314/674 variables, 56/109 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/674 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 12 (OVERLAPS) 10/684 variables, 10/119 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/684 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 14 (OVERLAPS) 127/811 variables, 16/135 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/811 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 16 (OVERLAPS) 6/817 variables, 3/138 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/817 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 18 (OVERLAPS) 65/882 variables, 11/149 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/882 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 20 (OVERLAPS) 3/885 variables, 3/152 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/885 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 22 (OVERLAPS) 80/965 variables, 10/162 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/965 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 24 (OVERLAPS) 9/974 variables, 4/166 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/974 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 26 (OVERLAPS) 72/1046 variables, 12/178 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1046 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 28 (OVERLAPS) 25/1071 variables, 5/183 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1071 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 30 (OVERLAPS) 1/1072 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1072 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 32 (OVERLAPS) 157/1229 variables, 17/201 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1229 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 34 (OVERLAPS) 55/1284 variables, 7/208 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1284 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 36 (OVERLAPS) 2/1286 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1286 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 38 (OVERLAPS) 107/1393 variables, 28/238 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1393 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 40 (OVERLAPS) 1/1394 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1394 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 42 (OVERLAPS) 1/1395 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1395 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 44 (OVERLAPS) 2368/3763 variables, 1395/1635 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/3763 variables, 32/1667 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:23:11] [INFO ] Deduced a trap composed of 72 places in 322 ms of which 55 ms to minimize.
At refinement iteration 46 (INCLUDED_ONLY) 0/3763 variables, 1/1668 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/3763 variables, 0/1668 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 48 (OVERLAPS) 0/3763 variables, 0/1668 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3763/3763 variables, and 1668 constraints, problems are : Problem set: 0 solved, 32 unsolved in 77411 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 180/180 constraints, State Equation: 1395/1395 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 101683ms problems are : Problem set: 0 solved, 32 unsolved
Fused 32 Parikh solutions to 29 different solutions.
Parikh walk visited 0 properties in 30243 ms.
Support contains 32 out of 1395 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1395/1395 places, 2368/2368 transitions.
Applied a total of 0 rules in 62 ms. Remains 1395 /1395 variables (removed 0) and now considering 2368/2368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 1395/1395 places, 2368/2368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1395/1395 places, 2368/2368 transitions.
Applied a total of 0 rules in 62 ms. Remains 1395 /1395 variables (removed 0) and now considering 2368/2368 (removed 0) transitions.
[2026-05-25 06:24:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 06:24:08] [INFO ] Implicit Places using invariants in 1815 ms returned [0, 19, 31, 49, 67, 144, 162, 163, 164, 182, 200, 219, 270, 271, 282, 283, 284, 302, 320, 339, 390, 391, 402, 403, 404, 422, 440, 459, 510, 511, 522, 523, 524, 542, 560, 579, 630, 631, 642, 643, 644, 662, 680, 699, 750, 751, 762, 763, 764, 782, 800, 819, 869, 870, 881, 882, 883, 901, 919, 938, 988, 989, 1000, 1001, 1002, 1020, 1038, 1057, 1107, 1108, 1119, 1120, 1121, 1139, 1157, 1176, 1226, 1227, 1230, 1241, 1242, 1243, 1261, 1263, 1266, 1284, 1285, 1286, 1287, 1299, 1305, 1311, 1317, 1323, 1329, 1335, 1341, 1347, 1353, 1359]
Discarding 100 places :
Implicit Place search using SMT only with invariants took 1828 ms to find 100 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1295/1395 places, 2368/2368 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 156 transitions
Trivial Post-agglo rules discarded 156 transitions
Performed 156 trivial Post agglomeration. Transition count delta: 156
Iterating post reduction 0 with 156 rules applied. Total rules applied 156 place count 1295 transition count 2212
Reduce places removed 156 places and 0 transitions.
Iterating post reduction 1 with 156 rules applied. Total rules applied 312 place count 1139 transition count 2212
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 46 Pre rules applied. Total rules applied 312 place count 1139 transition count 2166
Deduced a syphon composed of 46 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 2 with 93 rules applied. Total rules applied 405 place count 1092 transition count 2166
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 2 with 12 rules applied. Total rules applied 417 place count 1088 transition count 2158
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 425 place count 1080 transition count 2158
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 440 place count 1065 transition count 2143
Iterating global reduction 4 with 15 rules applied. Total rules applied 455 place count 1065 transition count 2143
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 458 place count 1065 transition count 2140
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 458 place count 1065 transition count 2139
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 460 place count 1064 transition count 2139
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 463 place count 1061 transition count 2136
Iterating global reduction 5 with 3 rules applied. Total rules applied 466 place count 1061 transition count 2136
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 467 place count 1060 transition count 2135
Iterating global reduction 5 with 1 rules applied. Total rules applied 468 place count 1060 transition count 2135
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 469 place count 1059 transition count 2134
Iterating global reduction 5 with 1 rules applied. Total rules applied 470 place count 1059 transition count 2134
Performed 85 Post agglomeration using F-continuation condition.Transition count delta: 85
Deduced a syphon composed of 85 places in 3 ms
Reduce places removed 85 places and 0 transitions.
Iterating global reduction 5 with 170 rules applied. Total rules applied 640 place count 974 transition count 2049
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 5 with 9 rules applied. Total rules applied 649 place count 974 transition count 2040
Free-agglomeration rule (complex) applied 35 times.
Iterating global reduction 6 with 35 rules applied. Total rules applied 684 place count 974 transition count 2005
Ensure Unique test removed 1 places
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 6 with 36 rules applied. Total rules applied 720 place count 938 transition count 2005
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 721 place count 938 transition count 2004
Partial Free-agglomeration rule applied 19 times.
Drop transitions (Partial Free agglomeration) removed 19 transitions
Iterating global reduction 7 with 19 rules applied. Total rules applied 740 place count 938 transition count 2004
Applied a total of 740 rules in 437 ms. Remains 938 /1295 variables (removed 357) and now considering 2004/2368 (removed 364) transitions.
// Phase 1: matrix 2004 rows 938 cols
[2026-05-25 06:24:08] [INFO ] Computed 134 invariants in 42 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 06:24:10] [INFO ] Implicit Places using invariants in 1326 ms returned [97, 104, 106, 109, 112, 122, 123, 194, 200, 203, 205, 210, 211, 279, 285, 287, 290, 295, 296, 364, 370, 372, 375, 380, 381, 448, 454, 457, 459, 464, 465, 532, 538, 541, 543, 548, 549, 615, 621, 624, 626, 631, 632, 698, 704, 707, 709, 714, 715, 781, 787, 790, 792, 797, 798, 864, 870, 873, 875]
[2026-05-25 06:24:10] [INFO ] Actually due to overlaps returned [122, 210, 295, 380, 464, 548, 631, 714, 797, 465, 549, 632, 715, 798, 123, 211, 381, 296, 109, 194, 200, 205, 285, 290, 370, 375, 454, 459, 538, 543, 615, 621, 626, 698, 704, 709, 781, 787, 792, 864, 870, 875, 97, 104, 112, 279, 364, 448, 532]
Discarding 49 places :
Implicit Place search using SMT only with invariants took 1341 ms to find 49 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 889/1395 places, 2004/2368 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 889 transition count 2003
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 888 transition count 2003
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 31 place count 859 transition count 1974
Iterating global reduction 2 with 29 rules applied. Total rules applied 60 place count 859 transition count 1974
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 64 place count 855 transition count 1970
Iterating global reduction 2 with 4 rules applied. Total rules applied 68 place count 855 transition count 1970
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 3 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 98 place count 840 transition count 1955
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 99 place count 840 transition count 1954
Free-agglomeration rule applied 30 times.
Iterating global reduction 2 with 30 rules applied. Total rules applied 129 place count 840 transition count 1924
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 159 place count 810 transition count 1924
Applied a total of 159 rules in 363 ms. Remains 810 /889 variables (removed 79) and now considering 1924/2004 (removed 80) transitions.
// Phase 1: matrix 1924 rows 810 cols
[2026-05-25 06:24:10] [INFO ] Computed 85 invariants in 50 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 06:24:11] [INFO ] Implicit Places using invariants in 756 ms returned []
[2026-05-25 06:24:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 06:24:13] [INFO ] Implicit Places using invariants and state equation in 2082 ms returned []
Implicit Place search using SMT with State Equation took 2865 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 810/1395 places, 1924/2368 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 6897 ms. Remains : 810/1395 places, 1924/2368 transitions.
RANDOM walk for 4000000 steps (65123 resets) in 25727 ms. (155 steps per ms) remains 28/32 properties
BEST_FIRST walk for 400004 steps (888 resets) in 626 ms. (637 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400002 steps (884 resets) in 606 ms. (658 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (885 resets) in 561 ms. (711 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400002 steps (875 resets) in 580 ms. (688 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (886 resets) in 559 ms. (714 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (883 resets) in 579 ms. (689 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (888 resets) in 557 ms. (716 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (887 resets) in 582 ms. (686 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400002 steps (902 resets) in 556 ms. (718 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (869 resets) in 592 ms. (674 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (880 resets) in 571 ms. (699 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (873 resets) in 612 ms. (652 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (881 resets) in 570 ms. (700 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (881 resets) in 571 ms. (699 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (866 resets) in 573 ms. (696 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (884 resets) in 820 ms. (487 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (886 resets) in 804 ms. (496 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400001 steps (880 resets) in 751 ms. (531 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (895 resets) in 564 ms. (707 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (874 resets) in 600 ms. (665 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (879 resets) in 608 ms. (656 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (884 resets) in 581 ms. (687 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (877 resets) in 599 ms. (666 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (894 resets) in 577 ms. (692 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (880 resets) in 596 ms. (670 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (888 resets) in 698 ms. (572 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (882 resets) in 617 ms. (647 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400002 steps (886 resets) in 571 ms. (699 steps per ms) remains 28/28 properties
[2026-05-25 06:24:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 165.0 s and query timeout 16500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 7/35 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 379/414 variables, 22/29 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/414 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 6/420 variables, 6/35 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/420 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 204/624 variables, 26/61 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/624 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 4/628 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/628 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 12 (OVERLAPS) 99/727 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/727 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 14 (OVERLAPS) 48/775 variables, 5/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/775 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 16 (OVERLAPS) 35/810 variables, 9/85 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/810 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 18 (OVERLAPS) 1924/2734 variables, 810/895 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/2734 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 20 (OVERLAPS) 0/2734 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2734/2734 variables, and 895 constraints, problems are : Problem set: 0 solved, 28 unsolved in 6697 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 68/68 constraints, State Equation: 810/810 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 165.0 s and query timeout 16500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 7/35 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 379/414 variables, 22/29 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/414 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 6/420 variables, 6/35 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/420 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 204/624 variables, 26/61 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/624 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 4/628 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/628 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 12 (OVERLAPS) 99/727 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/727 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 14 (OVERLAPS) 48/775 variables, 5/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/775 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 16 (OVERLAPS) 35/810 variables, 9/85 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/810 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 18 (OVERLAPS) 1924/2734 variables, 810/895 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/2734 variables, 28/923 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/2734 variables, 0/923 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 21 (OVERLAPS) 0/2734 variables, 0/923 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2734/2734 variables, and 923 constraints, problems are : Problem set: 0 solved, 28 unsolved in 24853 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 68/68 constraints, State Equation: 810/810 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31589ms problems are : Problem set: 0 solved, 28 unsolved
Fused 28 Parikh solutions to 22 different solutions.
Parikh walk visited 1 properties in 13201 ms.
Support contains 27 out of 810 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 810/810 places, 1924/1924 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 810 transition count 1920
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 806 transition count 1920
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 11 place count 803 transition count 1917
Iterating global reduction 2 with 3 rules applied. Total rules applied 14 place count 803 transition count 1917
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 16 place count 801 transition count 1915
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 801 transition count 1915
Applied a total of 18 rules in 101 ms. Remains 801 /810 variables (removed 9) and now considering 1915/1924 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 801/810 places, 1915/1924 transitions.
RANDOM walk for 4000000 steps (64865 resets) in 24147 ms. (165 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400002 steps (870 resets) in 731 ms. (546 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400003 steps (881 resets) in 737 ms. (542 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (888 resets) in 553 ms. (722 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (903 resets) in 571 ms. (699 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (893 resets) in 555 ms. (719 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (893 resets) in 573 ms. (696 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (887 resets) in 563 ms. (709 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400003 steps (887 resets) in 561 ms. (711 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400003 steps (874 resets) in 576 ms. (693 steps per ms) remains 26/27 properties
BEST_FIRST walk for 400004 steps (894 resets) in 617 ms. (647 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (887 resets) in 575 ms. (694 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (879 resets) in 583 ms. (684 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (880 resets) in 559 ms. (714 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400002 steps (891 resets) in 575 ms. (694 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (877 resets) in 559 ms. (714 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (885 resets) in 562 ms. (710 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (884 resets) in 553 ms. (722 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (878 resets) in 567 ms. (704 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (892 resets) in 546 ms. (731 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (884 resets) in 572 ms. (698 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (881 resets) in 570 ms. (700 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (896 resets) in 550 ms. (725 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (879 resets) in 587 ms. (680 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (897 resets) in 545 ms. (732 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (888 resets) in 591 ms. (675 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (884 resets) in 569 ms. (701 steps per ms) remains 26/26 properties
Interrupted probabilistic random walk after 1129957 steps, run timeout after 30001 ms. (steps per millisecond=37 ) properties seen :0 out of 26
Probabilistic random walk after 1129957 steps, saw 724028 distinct states, run finished after 30001 ms. (steps per millisecond=37 ) properties seen :0
// Phase 1: matrix 1915 rows 801 cols
[2026-05-25 06:25:51] [INFO ] Computed 85 invariants in 15 ms
Starting Z3 with timeout 180.0 s and query timeout 18000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 7/33 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 262/295 variables, 15/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/295 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 4/299 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/299 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 180/479 variables, 21/47 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/479 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 2/481 variables, 2/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/481 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 12 (OVERLAPS) 134/615 variables, 12/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/615 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 14 (OVERLAPS) 4/619 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/619 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 16 (OVERLAPS) 90/709 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/709 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 18 (OVERLAPS) 51/760 variables, 5/76 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/760 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 20 (OVERLAPS) 41/801 variables, 9/85 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/801 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 22 (OVERLAPS) 1915/2716 variables, 801/886 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/2716 variables, 0/886 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 24 (OVERLAPS) 0/2716 variables, 0/886 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2716/2716 variables, and 886 constraints, problems are : Problem set: 0 solved, 26 unsolved in 7918 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 68/68 constraints, State Equation: 801/801 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
Starting Z3 with timeout 180.0 s and query timeout 18000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 7/33 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 262/295 variables, 15/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/295 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 4/299 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/299 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 180/479 variables, 21/47 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/479 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 2/481 variables, 2/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/481 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 12 (OVERLAPS) 134/615 variables, 12/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/615 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 14 (OVERLAPS) 4/619 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/619 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 16 (OVERLAPS) 90/709 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/709 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 18 (OVERLAPS) 51/760 variables, 5/76 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/760 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 20 (OVERLAPS) 41/801 variables, 9/85 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/801 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 22 (OVERLAPS) 1915/2716 variables, 801/886 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/2716 variables, 26/912 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/2716 variables, 0/912 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 25 (OVERLAPS) 0/2716 variables, 0/912 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2716/2716 variables, and 912 constraints, problems are : Problem set: 0 solved, 26 unsolved in 22686 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 68/68 constraints, State Equation: 801/801 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30640ms problems are : Problem set: 0 solved, 26 unsolved
Fused 26 Parikh solutions to 21 different solutions.
Parikh walk visited 0 properties in 10710 ms.
Support contains 26 out of 801 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 801/801 places, 1915/1915 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 0 with 1 rules applied. Total rules applied 1 place count 801 transition count 1914
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 800 transition count 1914
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 3 place count 799 transition count 1913
Iterating global reduction 2 with 1 rules applied. Total rules applied 4 place count 799 transition count 1913
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 5 place count 798 transition count 1912
Iterating global reduction 2 with 1 rules applied. Total rules applied 6 place count 798 transition count 1912
Applied a total of 6 rules in 103 ms. Remains 798 /801 variables (removed 3) and now considering 1912/1915 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 798/801 places, 1912/1915 transitions.
RANDOM walk for 4000000 steps (65551 resets) in 24657 ms. (162 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (889 resets) in 749 ms. (533 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (877 resets) in 671 ms. (595 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (888 resets) in 586 ms. (681 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (885 resets) in 565 ms. (706 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (882 resets) in 569 ms. (701 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (880 resets) in 580 ms. (688 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (883 resets) in 570 ms. (700 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (882 resets) in 559 ms. (714 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (889 resets) in 557 ms. (716 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (894 resets) in 590 ms. (676 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (878 resets) in 573 ms. (696 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (875 resets) in 577 ms. (692 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (892 resets) in 575 ms. (694 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (876 resets) in 594 ms. (672 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (884 resets) in 560 ms. (713 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400002 steps (878 resets) in 601 ms. (664 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400002 steps (878 resets) in 591 ms. (675 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (883 resets) in 572 ms. (698 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (894 resets) in 567 ms. (704 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (882 resets) in 557 ms. (716 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (884 resets) in 573 ms. (696 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (887 resets) in 575 ms. (694 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (878 resets) in 576 ms. (693 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (882 resets) in 596 ms. (670 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (880 resets) in 593 ms. (673 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (881 resets) in 569 ms. (701 steps per ms) remains 26/26 properties
Interrupted probabilistic random walk after 1154996 steps, run timeout after 33001 ms. (steps per millisecond=34 ) properties seen :0 out of 26
Probabilistic random walk after 1154996 steps, saw 823806 distinct states, run finished after 33003 ms. (steps per millisecond=34 ) properties seen :0
// Phase 1: matrix 1912 rows 798 cols
[2026-05-25 06:27:16] [INFO ] Computed 85 invariants in 15 ms
Starting Z3 with timeout 195.0 s and query timeout 19500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 7/33 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 259/292 variables, 15/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/292 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 4/296 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/296 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 180/476 variables, 21/47 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 2/478 variables, 2/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/478 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 12 (OVERLAPS) 134/612 variables, 12/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/612 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 14 (OVERLAPS) 4/616 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/616 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 16 (OVERLAPS) 99/715 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/715 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 18 (OVERLAPS) 34/749 variables, 5/76 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/749 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 20 (OVERLAPS) 49/798 variables, 9/85 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/798 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 22 (OVERLAPS) 1912/2710 variables, 798/883 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/2710 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 24 (OVERLAPS) 0/2710 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2710/2710 variables, and 883 constraints, problems are : Problem set: 0 solved, 26 unsolved in 7291 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 68/68 constraints, State Equation: 798/798 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
Starting Z3 with timeout 195.0 s and query timeout 19500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 7/33 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 259/292 variables, 15/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/292 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 4/296 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/296 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 180/476 variables, 21/47 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 2/478 variables, 2/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/478 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 12 (OVERLAPS) 134/612 variables, 12/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/612 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 14 (OVERLAPS) 4/616 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/616 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 16 (OVERLAPS) 99/715 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/715 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 18 (OVERLAPS) 34/749 variables, 5/76 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:27:31] [INFO ] Deduced a trap composed of 13 places in 45 ms of which 3 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/749 variables, 1/77 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/749 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 21 (OVERLAPS) 49/798 variables, 9/86 constraints. Problems are: Problem set: 0 solved, 26 unsolved

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ASLink-PT-10a"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is ASLink-PT-10a, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r016-oct2-177944372800268"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-10a.tgz
mv ASLink-PT-10a execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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