MCC'2026- Execution of r088-smll-177946995200228

About the Execution of ITS-Tools for DES-PT-10a

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
4047.476	257010.00	709020.00	1225.50	F	normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r088-smll-177946995200228.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DES-PT-10a, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r088-smll-177946995200228
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.3K Mar 6 18:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 6 18:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 6 18:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 6 18:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 08:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 15 08:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 08:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 18:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K Mar 6 18:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Mar 6 18:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Mar 6 18:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:56 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 43K 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 1779494497518

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-10a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-23 00:01:39] [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]
[2026-05-23 00:01:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 00:01:40] [INFO ] Load time of PNML (sax parser for PT used): 105 ms
[2026-05-23 00:01:40] [INFO ] Transformed 155 places.
[2026-05-23 00:01:40] [INFO ] Transformed 112 transitions.
[2026-05-23 00:01:40] [INFO ] Found NUPN structural information;
[2026-05-23 00:01:40] [INFO ] Parsed PT model containing 155 places and 112 transitions and 552 arcs in 291 ms.
Structural test allowed to assert that 44 places are NOT stable. Took 15 ms.
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
RANDOM walk for 40000 steps (884 resets) in 2213 ms. (18 steps per ms) remains 21/111 properties
BEST_FIRST walk for 4004 steps (14 resets) in 51 ms. (77 steps per ms) remains 21/21 properties
[2026-05-23 00:01:40] [INFO ] Flatten gal took : 91 ms
BEST_FIRST walk for 4002 steps (17 resets) in 69 ms. (57 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (16 resets) in 44 ms. (88 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (18 resets) in 49 ms. (80 steps per ms) remains 21/21 properties
[2026-05-23 00:01:40] [INFO ] Flatten gal took : 41 ms
BEST_FIRST walk for 4003 steps (16 resets) in 49 ms. (80 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (19 resets) in 51 ms. (77 steps per ms) remains 21/21 properties
[2026-05-23 00:01:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15218096692478491803.gal : 23 ms
BEST_FIRST walk for 4003 steps (14 resets) in 45 ms. (87 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4002 steps (17 resets) in 36 ms. (108 steps per ms) remains 21/21 properties
[2026-05-23 00:01:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14308037814313395189.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15218096692478491803.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14308037814313395189.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4004 steps (17 resets) in 43 ms. (91 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (17 resets) in 73 ms. (54 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (18 resets) in 34 ms. (114 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (20 resets) in 52 ms. (75 steps per ms) remains 21/21 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 4003 steps (15 resets) in 45 ms. (87 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (17 resets) in 39 ms. (100 steps per ms) remains 21/21 properties
Loading property file /tmp/ReachabilityCardinality14308037814313395189.prop.
BEST_FIRST walk for 4003 steps (14 resets) in 44 ms. (88 steps per ms) remains 21/21 properties
SDD proceeding with computation,21 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,21 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,21 properties remain. new max is 16
SDD size :5 after 9
SDD proceeding with computation,21 properties remain. new max is 32
SDD size :9 after 37
SDD proceeding with computation,21 properties remain. new max is 64
SDD size :37 after 61
BEST_FIRST walk for 4004 steps (13 resets) in 46 ms. (85 steps per ms) remains 21/21 properties
SDD proceeding with computation,21 properties remain. new max is 128
SDD size :61 after 657
BEST_FIRST walk for 4002 steps (17 resets) in 37 ms. (105 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (18 resets) in 31 ms. (125 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4002 steps (16 resets) in 19 ms. (200 steps per ms) remains 21/21 properties
SDD proceeding with computation,21 properties remain. new max is 256
SDD size :657 after 1909
BEST_FIRST walk for 4004 steps (16 resets) in 30 ms. (129 steps per ms) remains 21/21 properties
SDD proceeding with computation,21 properties remain. new max is 512
SDD size :1909 after 4681
BEST_FIRST walk for 4003 steps (16 resets) in 27 ms. (142 steps per ms) remains 21/21 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4657124388976872827.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14791782203562297757.kers'
[2026-05-23 00:01:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4657124388976872827.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14791782203562297757.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 98 rows 154 cols 485 entries
Finished phase 1 with 34 SingleSign rule and 62 generalized
[2026-05-23 00:01:41] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14791782203562297757.kers
Total runtime 2 ms.
SDD proceeding with computation,21 properties remain. new max is 1024
SDD size :4681 after 242577
[2026-05-23 00:01:41] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 21 unsolved
SDD proceeding with computation,21 properties remain. new max is 2048
SDD size :242577 after 1.62734e+06
At refinement iteration 2 (OVERLAPS) 52/73 variables, 8/29 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/73 variables, 52/81 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 56/129 variables, 35/116 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 56/172 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 18/147 variables, 16/188 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/147 variables, 18/206 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/147 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (OVERLAPS) 97/244 variables, 147/353 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/244 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/244 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 14 (OVERLAPS) 9/253 variables, 8/362 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/253 variables, 8/370 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/253 variables, 0/370 constraints. Problems are: Problem set: 0 solved, 21 unsolved
SDD proceeding with computation,21 properties remain. new max is 4096
SDD size :1.62734e+06 after 7.76048e+06
At refinement iteration 17 (OVERLAPS) 0/253 variables, 0/370 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 253/253 variables, and 370 constraints, problems are : Problem set: 0 solved, 21 unsolved in 2665 ms.
Refiners :[Domain max(s): 155/155 constraints, Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 155/155 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 52/73 variables, 8/29 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/73 variables, 52/81 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 56/129 variables, 35/116 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 56/172 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 2/174 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/129 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 18/147 variables, 16/190 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/147 variables, 18/208 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/147 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 12 (OVERLAPS) 97/244 variables, 147/355 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/244 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/244 variables, 21/377 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/244 variables, 1/378 constraints. Problems are: Problem set: 0 solved, 21 unsolved
SDD proceeding with computation,21 properties remain. new max is 8192
SDD size :7.76048e+06 after 1.03533e+07
At refinement iteration 16 (INCLUDED_ONLY) 0/244 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 17 (OVERLAPS) 9/253 variables, 8/386 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/253 variables, 8/394 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/253 variables, 0/394 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 20 (OVERLAPS) 0/253 variables, 0/394 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 253/253 variables, and 394 constraints, problems are : Problem set: 0 solved, 21 unsolved in 5030 ms.
Refiners :[Domain max(s): 155/155 constraints, Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 155/155 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7791ms problems are : Problem set: 0 solved, 21 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 21 out of 155 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 98/98 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 155 transition count 96
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 154 transition count 95
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 154 transition count 95
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 8 place count 154 transition count 95
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 153 transition count 94
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 10 place count 152 transition count 94
Applied a total of 10 rules in 91 ms. Remains 152 /155 variables (removed 3) and now considering 94/98 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 152/155 places, 94/98 transitions.
SDD proceeding with computation,21 properties remain. new max is 16384
SDD size :1.03533e+07 after 2.62703e+07
RANDOM walk for 4000000 steps (54529 resets) in 24788 ms. (161 steps per ms) remains 10/21 properties
BEST_FIRST walk for 4000004 steps (9107 resets) in 6623 ms. (603 steps per ms) remains 9/10 properties
BEST_FIRST walk for 4000002 steps (9159 resets) in 6961 ms. (574 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4000004 steps (9028 resets) in 6985 ms. (572 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4000004 steps (9067 resets) in 6568 ms. (608 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4000003 steps (9010 resets) in 6964 ms. (574 steps per ms) remains 9/9 properties
SDD proceeding with computation,21 properties remain. new max is 32768
SDD size :1.26571e+08 after 1.95398e+08
BEST_FIRST walk for 4000002 steps (9063 resets) in 6941 ms. (576 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4000004 steps (9118 resets) in 6465 ms. (618 steps per ms) remains 8/9 properties
BEST_FIRST walk for 4000004 steps (9126 resets) in 7027 ms. (569 steps per ms) remains 8/8 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7198064263680257326.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4372869999813061283.kers'
[2026-05-23 00:02:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7198064263680257326.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4372869999813061283.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 94 rows 123 cols 354 entries
Finished phase 1 with 69 SingleSign rule and 23 generalized
[2026-05-23 00:02:12] [INFO ] Computed 60 invariants in 0 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4372869999813061283.kers
Total runtime 1 ms.
[2026-05-23 00:02:12] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 74/82 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 38/120 variables, 33/45 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 2/122 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 9/131 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (OVERLAPS) 11/223 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/223 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/223 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 1/224 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (OVERLAPS) 12/236 variables, 2/203 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/236 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/236 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 21 (OVERLAPS) 10/246 variables, 10/214 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 23 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 8 unsolved in 1046 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 74/82 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 38/120 variables, 33/45 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 2/122 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 9/131 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/212 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 11/223 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/223 variables, 3/207 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/223 variables, 3/210 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/223 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 1/224 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/224 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/224 variables, 2/214 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/224 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/224 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 22 (OVERLAPS) 12/236 variables, 2/217 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/236 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/236 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 25 (OVERLAPS) 10/246 variables, 10/228 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/246 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 27 (OVERLAPS) 0/246 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 228 constraints, problems are : Problem set: 0 solved, 8 unsolved in 2445 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3517ms problems are : Problem set: 0 solved, 8 unsolved
Parikh walk visited 3 properties in 4461 ms.
Support contains 5 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 152 transition count 94
Applied a total of 1 rules in 27 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 152/152 places, 94/94 transitions.
SDD proceeding with computation,21 properties remain. new max is 65536
SDD size :1.95398e+08 after 5.11453e+08
RANDOM walk for 4000000 steps (54680 resets) in 15219 ms. (262 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (9170 resets) in 5894 ms. (678 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000003 steps (9080 resets) in 5550 ms. (720 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (9111 resets) in 6091 ms. (656 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (9049 resets) in 5492 ms. (728 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (9093 resets) in 6159 ms. (649 steps per ms) remains 5/5 properties
Invariant property smplace_26 does not hold.
SDD proceeding with computation,20 properties remain. new max is 65536
SDD size :5.11453e+08 after 1.08674e+09
Interrupted probabilistic random walk after 10097005 steps, run timeout after 39001 ms. (steps per millisecond=258 ) properties seen :0 out of 5
Probabilistic random walk after 10097005 steps, saw 1280465 distinct states, run finished after 39013 ms. (steps per millisecond=258 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11777609865879461919.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14444747464991958329.kers'
[2026-05-23 00:03:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11777609865879461919.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14444747464991958329.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 94 rows 123 cols 355 entries
Finished phase 1 with 72 SingleSign rule and 20 generalized
[2026-05-23 00:03:12] [INFO ] Computed 60 invariants in 1 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14444747464991958329.kers
Total runtime 2 ms.
[2026-05-23 00:03:12] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 74/79 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 41/120 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2/122 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 9/131 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 5 unsolved in 682 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 74/79 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 41/120 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2/122 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 9/131 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/212 variables, 5/193 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/202 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/210 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/220 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/246 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 26 (OVERLAPS) 0/246 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 221 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1369 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2066ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 3391 ms.
Support contains 5 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 9 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 152/152 places, 94/94 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 7 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
[2026-05-23 00:03:18] [INFO ] Invariant cache hit.
[2026-05-23 00:03:18] [INFO ] Implicit Places using invariants in 280 ms returned []
[2026-05-23 00:03:18] [INFO ] Invariant cache hit.
[2026-05-23 00:03:18] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:03:18] [INFO ] Implicit Places using invariants and state equation in 416 ms returned []
Implicit Place search using SMT with State Equation took 714 ms to find 0 implicit places.
[2026-05-23 00:03:18] [INFO ] Redundant transitions in 2 ms returned []
Running 91 sub problems to find dead transitions.
[2026-05-23 00:03:18] [INFO ] Invariant cache hit.
[2026-05-23 00:03:18] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 2/151 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/151 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 94/245 variables, 151/211 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/245 variables, 2/213 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Invariant property smplace_25 does not hold.
At refinement iteration 7 (INCLUDED_ONLY) 0/245 variables, 4/217 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/245 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 9 (OVERLAPS) 1/246 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/246 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 11 (OVERLAPS) 0/246 variables, 2/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/246 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 13 (OVERLAPS) 0/246 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 220 constraints, problems are : Problem set: 0 solved, 91 unsolved in 10942 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 6/55 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (OVERLAPS) 2/151 variables, 11/66 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/151 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (OVERLAPS) 94/245 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/245 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/245 variables, 91/310 constraints. Problems are: Problem set: 0 solved, 91 unsolved
SDD proceeding with computation,19 properties remain. new max is 65536
SDD size :1.08674e+09 after 1.61806e+09
At refinement iteration 9 (INCLUDED_ONLY) 0/245 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/245 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 11 (OVERLAPS) 1/246 variables, 1/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/246 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 246/246 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41011ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 41015ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41774 ms. Remains : 152/152 places, 94/94 transitions.
RANDOM walk for 400000 steps (5474 resets) in 3376 ms. (118 steps per ms) remains 5/5 properties
Running SMT prover for 5 properties.
[2026-05-23 00:04:00] [INFO ] Invariant cache hit.
[2026-05-23 00:04:01] [INFO ] [Real]Absence check using 40 positive place invariants in 11 ms returned sat
[2026-05-23 00:04:01] [INFO ] [Real]Absence check using 40 positive and 20 generalized place invariants in 36 ms returned sat
[2026-05-23 00:04:01] [INFO ] After 68ms SMT Verify possible using state equation in real domain returned unsat :0 sat :5
[2026-05-23 00:04:01] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:04:01] [INFO ] After 12ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :5
TRAPS : Iteration 0
[2026-05-23 00:04:01] [INFO ] After 98ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :5
[2026-05-23 00:04:01] [INFO ] After 310ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :5
RANDOM walk for 4000000 steps (54667 resets) in 16115 ms. (248 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (9124 resets) in 5778 ms. (692 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (9055 resets) in 5800 ms. (689 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000003 steps (9129 resets) in 5804 ms. (689 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (9130 resets) in 5719 ms. (699 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (9087 resets) in 5852 ms. (683 steps per ms) remains 5/5 properties
Invariant property smplace_24 does not hold.
SDD proceeding with computation,18 properties remain. new max is 65536
SDD size :1.61806e+09 after 1.9837e+09
Interrupted probabilistic random walk after 9498666 steps, run timeout after 39001 ms. (steps per millisecond=243 ) properties seen :0 out of 5
Probabilistic random walk after 9498666 steps, saw 1206932 distinct states, run finished after 39001 ms. (steps per millisecond=243 ) properties seen :0
[2026-05-23 00:04:54] [INFO ] Invariant cache hit.
[2026-05-23 00:04:54] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 74/79 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 41/120 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2/122 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 9/131 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 5 unsolved in 470 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 74/79 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 41/120 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2/122 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 9/131 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/212 variables, 5/193 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/202 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/210 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/220 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/246 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 26 (OVERLAPS) 0/246 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 221 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1177 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1653ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 3598 ms.
Support contains 5 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 8 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 152/152 places, 94/94 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 7 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
[2026-05-23 00:04:59] [INFO ] Invariant cache hit.
[2026-05-23 00:04:59] [INFO ] Implicit Places using invariants in 180 ms returned []
[2026-05-23 00:04:59] [INFO ] Invariant cache hit.
[2026-05-23 00:04:59] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:04:59] [INFO ] Implicit Places using invariants and state equation in 318 ms returned []
Implicit Place search using SMT with State Equation took 500 ms to find 0 implicit places.
[2026-05-23 00:04:59] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 515 ms. Remains : 152/152 places, 94/94 transitions.
RANDOM walk for 400000 steps (5459 resets) in 1582 ms. (252 steps per ms) remains 5/5 properties
Running SMT prover for 5 properties.
[2026-05-23 00:05:00] [INFO ] Invariant cache hit.
[2026-05-23 00:05:00] [INFO ] [Real]Absence check using 40 positive place invariants in 10 ms returned sat
[2026-05-23 00:05:00] [INFO ] [Real]Absence check using 40 positive and 20 generalized place invariants in 12 ms returned sat
[2026-05-23 00:05:00] [INFO ] After 73ms SMT Verify possible using state equation in real domain returned unsat :0 sat :5
[2026-05-23 00:05:00] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:05:00] [INFO ] After 12ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :5
TRAPS : Iteration 0
[2026-05-23 00:05:00] [INFO ] After 72ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :5
[2026-05-23 00:05:00] [INFO ] After 224ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :5
RANDOM walk for 40000 steps (533 resets) in 138 ms. (287 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1470220 steps, run timeout after 3001 ms. (steps per millisecond=489 ) properties seen :0 out of 1
Probabilistic random walk after 1470220 steps, saw 205281 distinct states, run finished after 3001 ms. (steps per millisecond=489 ) properties seen :0
[2026-05-23 00:05:03] [INFO ] Invariant cache hit.
[2026-05-23 00:05:03] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/118 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/120 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/130 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/131 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 216 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/118 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/120 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/130 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/131 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/131 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 81/212 variables, 131/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 2/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/212 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/212 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 12/224 variables, 8/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 3/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/224 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/224 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 1/225 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/225 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/225 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/225 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 12/237 variables, 3/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/237 variables, 1/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/237 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 9/246 variables, 9/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/246 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/246 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 559 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 780ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 107 ms.
Support contains 1 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 8 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 152/152 places, 94/94 transitions.
RANDOM walk for 40000 steps (537 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1486500 steps, run timeout after 3001 ms. (steps per millisecond=495 ) properties seen :0 out of 1
Probabilistic random walk after 1486500 steps, saw 207393 distinct states, run finished after 3002 ms. (steps per millisecond=495 ) properties seen :0
[2026-05-23 00:05:07] [INFO ] Invariant cache hit.
[2026-05-23 00:05:07] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/118 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/120 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/130 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/131 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/118 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/120 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/130 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/131 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/131 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 81/212 variables, 131/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 2/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/212 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/212 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 12/224 variables, 8/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 3/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/224 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/224 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 1/225 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/225 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/225 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/225 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 12/237 variables, 3/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/237 variables, 1/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/237 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 9/246 variables, 9/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/246 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/246 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 455 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 660ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 116 ms.
Support contains 1 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 8 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 152/152 places, 94/94 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 8 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
[2026-05-23 00:05:08] [INFO ] Invariant cache hit.
[2026-05-23 00:05:08] [INFO ] Implicit Places using invariants in 155 ms returned []
[2026-05-23 00:05:08] [INFO ] Invariant cache hit.
[2026-05-23 00:05:08] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:05:11] [INFO ] Implicit Places using invariants and state equation in 3325 ms returned []
Implicit Place search using SMT with State Equation took 3495 ms to find 0 implicit places.
[2026-05-23 00:05:12] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3516 ms. Remains : 152/152 places, 94/94 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 152 transition count 94
Applied a total of 1 rules in 16 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13132043188350865360.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4080256582033967426.kers'
[2026-05-23 00:05:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13132043188350865360.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4080256582033967426.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 94 rows 123 cols 356 entries
Finished phase 1 with 72 SingleSign rule and 20 generalized
[2026-05-23 00:05:12] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4080256582033967426.kers
Total runtime 3 ms.
[2026-05-23 00:05:12] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-23 00:05:12] [INFO ] [Nat]Absence check using 40 positive place invariants in 11 ms returned sat
[2026-05-23 00:05:12] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 12 ms returned sat
[2026-05-23 00:05:12] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-23 00:05:12] [INFO ] After 92ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-23 00:05:12] [INFO ] After 175ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 256 ms.
RANDOM walk for 40000 steps (545 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (92 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1503805 steps, run timeout after 3001 ms. (steps per millisecond=501 ) properties seen :0 out of 1
Probabilistic random walk after 1503805 steps, saw 209991 distinct states, run finished after 3001 ms. (steps per millisecond=501 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5066723214495213365.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1184938936582482689.kers'
[2026-05-23 00:05:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5066723214495213365.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1184938936582482689.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 94 rows 123 cols 355 entries
Finished phase 1 with 72 SingleSign rule and 20 generalized
[2026-05-23 00:05:15] [INFO ] Computed 60 invariants in 5 ms
Computed 60 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1184938936582482689.kers
Total runtime 7 ms.
[2026-05-23 00:05:15] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/118 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/120 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/130 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/131 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/118 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/120 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/130 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/131 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/212 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/224 variables, 8/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/225 variables, 2/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/225 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 12/237 variables, 3/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/237 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/237 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/246 variables, 9/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/246 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/246 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 419 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 642ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 762 steps, including 2 resets, run visited all 1 properties in 3 ms. (steps per millisecond=254 )
Parikh walk visited 1 properties in 11 ms.
RANDOM walk for 40000 steps (546 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1329389 steps, run timeout after 3001 ms. (steps per millisecond=442 ) properties seen :0 out of 1
Probabilistic random walk after 1329389 steps, saw 185607 distinct states, run finished after 3001 ms. (steps per millisecond=442 ) properties seen :0
[2026-05-23 00:05:19] [INFO ] Invariant cache hit.
[2026-05-23 00:05:19] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 41/120 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/122 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/131 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 41/120 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/122 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/131 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/131 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 81/212 variables, 131/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/212 variables, 2/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/246 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 216 constraints, problems are : Problem set: 0 solved, 1 unsolved in 296 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 508ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 480 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=160 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (530 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1403627 steps, run timeout after 3001 ms. (steps per millisecond=467 ) properties seen :0 out of 1
Probabilistic random walk after 1403627 steps, saw 196135 distinct states, run finished after 3001 ms. (steps per millisecond=467 ) properties seen :0
[2026-05-23 00:05:22] [INFO ] Invariant cache hit.
[2026-05-23 00:05:22] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/114 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/116 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/128 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/131 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 196 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/114 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/116 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/128 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/131 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/212 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/224 variables, 8/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/225 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 12/237 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/237 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/246 variables, 9/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/246 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/246 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 215 constraints, problems are : Problem set: 0 solved, 1 unsolved in 275 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 477ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 63 ms.
Support contains 1 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 14 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 152/152 places, 94/94 transitions.
RANDOM walk for 40000 steps (538 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1507800 steps, run timeout after 3001 ms. (steps per millisecond=502 ) properties seen :0 out of 1
Probabilistic random walk after 1507800 steps, saw 210658 distinct states, run finished after 3001 ms. (steps per millisecond=502 ) properties seen :0
[2026-05-23 00:05:26] [INFO ] Invariant cache hit.
[2026-05-23 00:05:26] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/114 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/116 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/128 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/131 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 193 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/114 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/116 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/128 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/131 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/212 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/224 variables, 8/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/225 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 12/237 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/237 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/246 variables, 9/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/246 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/246 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 215 constraints, problems are : Problem set: 0 solved, 1 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 477ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 88 ms.
Support contains 1 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 8 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 152/152 places, 94/94 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 8 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
[2026-05-23 00:05:26] [INFO ] Invariant cache hit.
[2026-05-23 00:05:27] [INFO ] Implicit Places using invariants in 209 ms returned []
[2026-05-23 00:05:27] [INFO ] Invariant cache hit.
[2026-05-23 00:05:27] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:05:27] [INFO ] Implicit Places using invariants and state equation in 282 ms returned []
Implicit Place search using SMT with State Equation took 494 ms to find 0 implicit places.
[2026-05-23 00:05:27] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 511 ms. Remains : 152/152 places, 94/94 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 152 transition count 94
Applied a total of 1 rules in 11 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7194220565713662667.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7739588117230412520.kers'
[2026-05-23 00:05:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7194220565713662667.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7739588117230412520.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 94 rows 123 cols 356 entries
Finished phase 1 with 72 SingleSign rule and 20 generalized
[2026-05-23 00:05:27] [INFO ] Computed 60 invariants in 0 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7739588117230412520.kers
Total runtime 1 ms.
[2026-05-23 00:05:27] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-23 00:05:27] [INFO ] [Nat]Absence check using 40 positive place invariants in 12 ms returned sat
[2026-05-23 00:05:27] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 12 ms returned sat
[2026-05-23 00:05:27] [INFO ] After 77ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-23 00:05:27] [INFO ] After 91ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-23 00:05:27] [INFO ] After 174ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 238 ms.
RANDOM walk for 40000 steps (543 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1519561 steps, run timeout after 3001 ms. (steps per millisecond=506 ) properties seen :0 out of 1
Probabilistic random walk after 1519561 steps, saw 212482 distinct states, run finished after 3001 ms. (steps per millisecond=506 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11496932108773058337.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7039789901182640442.kers'
[2026-05-23 00:05:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11496932108773058337.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7039789901182640442.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 94 rows 123 cols 355 entries
Finished phase 1 with 72 SingleSign rule and 20 generalized
[2026-05-23 00:05:30] [INFO ] Computed 60 invariants in 1 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7039789901182640442.kers
Total runtime 2 ms.
[2026-05-23 00:05:30] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/114 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/116 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/128 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/131 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 200 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/114 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/116 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/128 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/131 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/212 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/224 variables, 8/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/225 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 12/237 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/237 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/246 variables, 9/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/246 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/246 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 215 constraints, problems are : Problem set: 0 solved, 1 unsolved in 271 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 489ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 5 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 152/152 places, 94/94 transitions.
RANDOM walk for 40000 steps (545 resets) in 192 ms. (207 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 95 ms. (416 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1470436 steps, run timeout after 3001 ms. (steps per millisecond=489 ) properties seen :0 out of 1
Probabilistic random walk after 1470436 steps, saw 205306 distinct states, run finished after 3001 ms. (steps per millisecond=489 ) properties seen :0
[2026-05-23 00:05:34] [INFO ] Invariant cache hit.
[2026-05-23 00:05:34] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/114 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/116 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/128 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/131 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/224 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/225 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 12/237 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/237 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/246 variables, 9/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/246 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 314 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/75 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/114 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/116 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/128 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/131 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 81/212 variables, 131/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/212 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/212 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/212 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/224 variables, 8/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/225 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/225 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/225 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 12/237 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/237 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/237 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/246 variables, 9/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/246 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/246 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 215 constraints, problems are : Problem set: 0 solved, 1 unsolved in 282 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 152/152 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 614ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 75 ms.
Support contains 1 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 22 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 152/152 places, 94/94 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 94/94 transitions.
Applied a total of 0 rules in 8 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
[2026-05-23 00:05:35] [INFO ] Invariant cache hit.
[2026-05-23 00:05:35] [INFO ] Implicit Places using invariants in 327 ms returned []
[2026-05-23 00:05:35] [INFO ] Invariant cache hit.
[2026-05-23 00:05:35] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:05:35] [INFO ] Implicit Places using invariants and state equation in 365 ms returned []
Implicit Place search using SMT with State Equation took 697 ms to find 0 implicit places.
[2026-05-23 00:05:35] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 716 ms. Remains : 152/152 places, 94/94 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 152 transition count 94
Applied a total of 1 rules in 10 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13408583296964752244.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13751744073111922605.kers'
[2026-05-23 00:05:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13408583296964752244.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13751744073111922605.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 94 rows 123 cols 356 entries
Finished phase 1 with 72 SingleSign rule and 20 generalized
[2026-05-23 00:05:35] [INFO ] Computed 60 invariants in 0 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13751744073111922605.kers
Total runtime 1 ms.
[2026-05-23 00:05:35] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-23 00:05:35] [INFO ] [Nat]Absence check using 40 positive place invariants in 11 ms returned sat
[2026-05-23 00:05:35] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 13 ms returned sat
[2026-05-23 00:05:35] [INFO ] After 76ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-23 00:05:35] [INFO ] After 89ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-23 00:05:35] [INFO ] After 179ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 237 ms.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 152 transition count 94
Applied a total of 1 rules in 15 ms. Remains 152 /152 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Running SMT prover for 5 properties.
[2026-05-23 00:05:35] [INFO ] Invariant cache hit.
[2026-05-23 00:05:36] [INFO ] After 60ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2026-05-23 00:05:36] [INFO ] [Nat]Absence check using 40 positive place invariants in 11 ms returned sat
[2026-05-23 00:05:36] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 14 ms returned sat
[2026-05-23 00:05:36] [INFO ] After 102ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
TRAPS : Iteration 0
[2026-05-23 00:05:36] [INFO ] After 165ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
[2026-05-23 00:05:36] [INFO ] After 313ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
[2026-05-23 00:05:36] [INFO ] Flatten gal took : 42 ms
[2026-05-23 00:05:36] [INFO ] Flatten gal took : 28 ms
[2026-05-23 00:05:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13928381957151101633.gal : 5 ms
[2026-05-23 00:05:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6572933877478441555.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13928381957151101633.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6572933877478441555.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6572933877478441555.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :4 after 14
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :14 after 31
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :31 after 124
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :124 after 1048
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :1048 after 2168
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :2168 after 17432
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :83996 after 91636
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :455944 after 643848
SDD proceeding with computation,5 properties remain. new max is 2048
SDD size :643848 after 1.8881e+07
SDD proceeding with computation,5 properties remain. new max is 4096
SDD size :1.8881e+07 after 7.19966e+07
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :7.19966e+07 after 8.64278e+07
SDD proceeding with computation,5 properties remain. new max is 16384
SDD size :8.64278e+07 after 2.2663e+08
SDD proceeding with computation,5 properties remain. new max is 32768
SDD size :2.2663e+08 after 5.31138e+08
Invariant property smplace_23 does not hold.
Detected timeout of ITS tools.
[2026-05-23 00:05:51] [INFO ] Flatten gal took : 36 ms
[2026-05-23 00:05:51] [INFO ] Applying decomposition
[2026-05-23 00:05:51] [INFO ] Flatten gal took : 28 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9478839415223063640.txt' '-o' '/tmp/graph9478839415223063640.bin' '-w' '/tmp/graph9478839415223063640.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9478839415223063640.bin' '-l' '-1' '-v' '-w' '/tmp/graph9478839415223063640.weights' '-q' '0' '-e' '0.001'
[2026-05-23 00:05:51] [INFO ] Decomposing Gal with order
[2026-05-23 00:05:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:05:52] [INFO ] Removed a total of 26 redundant transitions.
[2026-05-23 00:05:52] [INFO ] Flatten gal took : 191 ms
[2026-05-23 00:05:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 11 labels/synchronizations in 14 ms.
[2026-05-23 00:05:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11017923595744922266.gal : 20 ms
[2026-05-23 00:05:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4608218163810216441.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11017923595744922266.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4608218163810216441.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality4608218163810216441.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :4 after 1736
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :10748 after 49964
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :49964 after 1.54367e+08
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :3.40239e+10 after 3.40347e+10
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,8.75105e+11,0.959429,28176,3612,526,66153,1668,250,62801,142,7940,0
Total reachable state count : 875104699030

Verifying 5 reachability properties.
Invariant property smplace_2 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_2,1.29892e+06,0.96382,28228,218,220,66153,1668,253,62801,145,7940,0
Invariant property smplace_3 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_3,3.08255e+06,0.965237,28440,346,245,66153,1668,256,62801,147,7940,0
Invariant property smplace_12 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_12,5.80872e+10,0.966527,28440,1049,280,66153,1668,258,62801,149,7940,0
Invariant property smplace_32 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_32,9440,0.967262,28440,109,96,66153,1668,260,62801,149,7940,0
Invariant property smplace_33 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_33,3130,0.96799,28440,109,98,66153,1668,262,62801,149,7940,0
Over-approximation ignoring read arcs solved 0 properties in 17271 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 00:05:53] [INFO ] Flatten gal took : 12 ms
[2026-05-23 00:05:53] [INFO ] Applying decomposition
[2026-05-23 00:05:53] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph939033189360687685.txt' '-o' '/tmp/graph939033189360687685.bin' '-w' '/tmp/graph939033189360687685.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph939033189360687685.bin' '-l' '-1' '-v' '-w' '/tmp/graph939033189360687685.weights' '-q' '0' '-e' '0.001'
[2026-05-23 00:05:53] [INFO ] Decomposing Gal with order
[2026-05-23 00:05:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:05:53] [INFO ] Removed a total of 14 redundant transitions.
[2026-05-23 00:05:53] [INFO ] Flatten gal took : 38 ms
[2026-05-23 00:05:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 6 labels/synchronizations in 5 ms.
[2026-05-23 00:05:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14421278814454781867.gal : 5 ms
[2026-05-23 00:05:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14108178437568825027.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14421278814454781867.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14108178437568825027.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality14108178437568825027.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :5 after 585
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :585 after 14535
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :14535 after 4.94478e+08
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :4.94478e+08 after 6.24123e+09
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :1.73971e+11 after 3.52736e+11
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.60031e+12,0.849035,24872,2137,581,47463,2409,302,60291,148,9109,0
Total reachable state count : 1600305869653

Verifying 5 reachability properties.
Invariant property smplace_2 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_2,617256,0.851513,24976,218,145,47463,2409,304,60291,151,9109,0
Invariant property smplace_3 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_3,9.88806e+09,0.852501,25128,426,159,47463,2409,306,60291,153,9109,0
Invariant property smplace_12 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_12,3.72961e+10,0.85328,25128,627,213,47463,2409,307,60291,153,9109,0
Invariant property smplace_32 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_32,528,0.853865,25128,74,69,47463,2409,310,60291,155,9109,0
Invariant property smplace_33 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_33,528,0.854578,25128,74,71,47463,2409,312,60291,155,9109,0
Able to resolve query StableMarking after proving 112 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL USE_NUPN
Total runtime 254723 ms.

BK_STOP 1779494754528

--------------------
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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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="DES-PT-10a"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is DES-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 r088-smll-177946995200228"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-10a.tgz
mv DES-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 ;