Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r016-oct2-177944372600113.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is Anderson-PT-08, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-oct2-177944372600113
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.1K Mar 4 18:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 4 18:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 4 18:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 4 18:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 07:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 07:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 15 07:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.9K Mar 4 18:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 4 18:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Mar 4 18:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 4 18:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 667K 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 1779686786291

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Anderson-PT-08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-25 05:26:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-25 05:26:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 05:26:28] [INFO ] Load time of PNML (sax parser for PT used): 130 ms
[2026-05-25 05:26:28] [INFO ] Transformed 401 places.
[2026-05-25 05:26:28] [INFO ] Transformed 1328 transitions.
[2026-05-25 05:26:28] [INFO ] Found NUPN structural information;
[2026-05-25 05:26:28] [INFO ] Parsed PT model containing 401 places and 1328 transitions and 5088 arcs in 250 ms.
RANDOM walk for 40000 steps (8 resets) in 2169 ms. (18 steps per ms) remains 40/401 properties
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 40/40 properties
[2026-05-25 05:26:29] [INFO ] Flatten gal took : 214 ms
BEST_FIRST walk for 4002 steps (8 resets) in 55 ms. (71 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4001 steps (8 resets) in 46 ms. (85 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 39/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 34 ms. (114 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4002 steps (8 resets) in 32 ms. (121 steps per ms) remains 39/39 properties
[2026-05-25 05:26:29] [INFO ] Flatten gal took : 100 ms
BEST_FIRST walk for 4001 steps (8 resets) in 31 ms. (125 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 37/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 37/37 properties
[2026-05-25 05:26:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10777307809324933289.gal : 85 ms
BEST_FIRST walk for 4001 steps (8 resets) in 31 ms. (125 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4001 steps (8 resets) in 22 ms. (173 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 37/37 properties
[2026-05-25 05:26:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10260648614890967463.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10777307809324933289.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10260648614890967463.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 37/37 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 4001 steps (8 resets) in 30 ms. (129 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 27 ms. (142 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 35 ms. (111 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 19 ms. (200 steps per ms) remains 37/37 properties
Loading property file /tmp/ReachabilityCardinality10260648614890967463.prop.
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 36/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 39 ms. (100 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4002 steps (8 resets) in 19 ms. (200 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4001 steps (8 resets) in 21 ms. (181 steps per ms) remains 36/36 properties
// Phase 1: matrix 1328 rows 401 cols
[2026-05-25 05:26:29] [INFO ] Computed 19 invariants in 29 ms
[2026-05-25 05:26:29] [INFO ] State equation strengthened by 56 read => feed constraints.
SDD proceeding with computation,37 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,37 properties remain. new max is 8
SDD size :3 after 8
SDD proceeding with computation,37 properties remain. new max is 16
SDD size :8 after 11
SDD proceeding with computation,37 properties remain. new max is 32
SDD size :11 after 12
SDD proceeding with computation,37 properties remain. new max is 64
SDD size :12 after 19
SDD proceeding with computation,37 properties remain. new max is 128
SDD size :19 after 55
SDD proceeding with computation,37 properties remain. new max is 256
SDD size :55 after 76
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,37 properties remain. new max is 512
SDD size :76 after 391
SDD proceeding with computation,37 properties remain. new max is 1024
SDD size :391 after 841
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 343/379 variables, 8/44 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/379 variables, 343/387 constraints. Problems are: Problem set: 0 solved, 36 unsolved
SDD proceeding with computation,37 properties remain. new max is 2048
SDD size :841 after 4198
At refinement iteration 4 (INCLUDED_ONLY) 0/379 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 8/387 variables, 1/388 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 8/396 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/387 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 8 (OVERLAPS) 14/401 variables, 10/406 constraints. Problems are: Problem set: 0 solved, 36 unsolved
SDD proceeding with computation,37 properties remain. new max is 4096
SDD size :4198 after 28393
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 14/420 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/401 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 11 (OVERLAPS) 1328/1729 variables, 401/821 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1729 variables, 56/877 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1729 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 36 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1729/1729 variables, and 877 constraints, problems are : Problem set: 0 solved, 36 unsolved in 5050 ms.
Refiners :[Domain max(s): 401/401 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 401/401 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 36 unsolved
SDD proceeding with computation,37 properties remain. new max is 8192
At refinement iteration 2 (OVERLAPS) 343/379 variables, 8/44 constraints. Problems are: Problem set: 0 solved, 36 unsolved
SDD size :28393 after 188444
At refinement iteration 3 (INCLUDED_ONLY) 0/379 variables, 343/387 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/379 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 8/387 variables, 1/388 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 8/396 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/387 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 8 (OVERLAPS) 14/401 variables, 10/406 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 14/420 constraints. Problems are: Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:26:37] [INFO ] Deduced a trap composed of 47 places in 424 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:26:38] [INFO ] Deduced a trap composed of 48 places in 394 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:26:38] [INFO ] Deduced a trap composed of 57 places in 261 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:26:38] [INFO ] Deduced a trap composed of 47 places in 479 ms of which 59 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 401/1729 variables, and 424 constraints, problems are : Problem set: 0 solved, 36 unsolved in 5027 ms.
Refiners :[Domain max(s): 401/401 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/401 constraints, ReadFeed: 0/56 constraints, PredecessorRefiner: 0/36 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10215ms problems are : Problem set: 0 solved, 36 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 36 out of 401 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 401/401 places, 1328/1328 transitions.
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 23 Pre rules applied. Total rules applied 0 place count 401 transition count 1305
Deduced a syphon composed of 23 places in 7 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 0 with 46 rules applied. Total rules applied 46 place count 378 transition count 1305
Discarding 79 places :
Symmetric choice reduction at 0 with 79 rule applications. Total rules 125 place count 299 transition count 442
Iterating global reduction 0 with 79 rules applied. Total rules applied 204 place count 299 transition count 442
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 0 with 66 rules applied. Total rules applied 270 place count 266 transition count 409
Applied a total of 270 rules in 166 ms. Remains 266 /401 variables (removed 135) and now considering 409/1328 (removed 919) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 266/401 places, 409/1328 transitions.
RANDOM walk for 4000000 steps (8 resets) in 29466 ms. (135 steps per ms) remains 23/36 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1644 ms. (243 steps per ms) remains 22/23 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1273 ms. (313 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1400 ms. (285 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400000 steps (8 resets) in 1391 ms. (287 steps per ms) remains 21/22 properties
BEST_FIRST walk for 400004 steps (8 resets) in 1418 ms. (281 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1237 ms. (323 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1428 ms. (279 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1209 ms. (330 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1383 ms. (289 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1476 ms. (270 steps per ms) remains 21/21 properties
SDD proceeding with computation,37 properties remain. new max is 16384
BEST_FIRST walk for 400002 steps (8 resets) in 1425 ms. (280 steps per ms) remains 21/21 properties
SDD size :188444 after 5.94293e+06
BEST_FIRST walk for 400004 steps (8 resets) in 1397 ms. (286 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1483 ms. (269 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1407 ms. (284 steps per ms) remains 20/21 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1242 ms. (321 steps per ms) remains 19/20 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1271 ms. (314 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1520 ms. (262 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1702 ms. (234 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1871 ms. (213 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1401 ms. (285 steps per ms) remains 19/19 properties
// Phase 1: matrix 409 rows 266 cols
[2026-05-25 05:26:58] [INFO ] Computed 19 invariants in 7 ms
[2026-05-25 05:26:58] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 238/257 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/257 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 9/266 variables, 9/19 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 409/675 variables, 266/285 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/675 variables, 56/341 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/675 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 19 unsolved
SDD proceeding with computation,37 properties remain. new max is 32768
SDD size :5.94293e+06 after 6.63089e+06
At refinement iteration 8 (OVERLAPS) 0/675 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 675/675 variables, and 341 constraints, problems are : Problem set: 0 solved, 19 unsolved in 1509 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 266/266 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 238/257 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:00] [INFO ] Deduced a trap composed of 171 places in 161 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:00] [INFO ] Deduced a trap composed of 178 places in 118 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:00] [INFO ] Deduced a trap composed of 178 places in 128 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:00] [INFO ] Deduced a trap composed of 178 places in 119 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:00] [INFO ] Deduced a trap composed of 178 places in 111 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:00] [INFO ] Deduced a trap composed of 178 places in 114 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:00] [INFO ] Deduced a trap composed of 178 places in 129 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:01] [INFO ] Deduced a trap composed of 164 places in 126 ms of which 18 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/257 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/257 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 9/266 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/266 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (OVERLAPS) 409/675 variables, 266/293 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/675 variables, 56/349 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/675 variables, 19/368 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/675 variables, 0/368 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 0/675 variables, 0/368 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 675/675 variables, and 368 constraints, problems are : Problem set: 0 solved, 19 unsolved in 5387 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 266/266 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6936ms problems are : Problem set: 0 solved, 19 unsolved
Parikh walk visited 2 properties in 105 ms.
Support contains 17 out of 266 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 266/266 places, 409/409 transitions.
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 249 transition count 392
Applied a total of 34 rules in 31 ms. Remains 249 /266 variables (removed 17) and now considering 392/409 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 249/266 places, 392/409 transitions.
RANDOM walk for 4000000 steps (8 resets) in 22576 ms. (177 steps per ms) remains 16/17 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1091 ms. (366 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1263 ms. (316 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1329 ms. (300 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1123 ms. (355 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1141 ms. (350 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400000 steps (8 resets) in 1465 ms. (272 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1099 ms. (363 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1278 ms. (312 steps per ms) remains 15/16 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1210 ms. (330 steps per ms) remains 15/15 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1263 ms. (316 steps per ms) remains 15/15 properties
BEST_FIRST walk for 400002 steps (8 resets) in 1145 ms. (349 steps per ms) remains 15/15 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1305 ms. (306 steps per ms) remains 15/15 properties
BEST_FIRST walk for 400001 steps (8 resets) in 1058 ms. (377 steps per ms) remains 15/15 properties
BEST_FIRST walk for 400004 steps (8 resets) in 1209 ms. (330 steps per ms) remains 15/15 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1206 ms. (331 steps per ms) remains 15/15 properties
// Phase 1: matrix 392 rows 249 cols
[2026-05-25 05:27:19] [INFO ] Computed 19 invariants in 5 ms
[2026-05-25 05:27:19] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 217/232 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/232 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 8/240 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 9/249 variables, 9/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 392/641 variables, 249/268 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/641 variables, 56/324 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/641 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 0/641 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 641/641 variables, and 324 constraints, problems are : Problem set: 0 solved, 15 unsolved in 1094 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 249/249 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 217/232 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:27:20] [INFO ] Deduced a trap composed of 204 places in 212 ms of which 29 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/232 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/232 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 8/240 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 9/249 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 392/641 variables, 249/269 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/641 variables, 56/325 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/641 variables, 15/340 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/641 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (OVERLAPS) 0/641 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 641/641 variables, and 340 constraints, problems are : Problem set: 0 solved, 15 unsolved in 3494 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 249/249 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4607ms problems are : Problem set: 0 solved, 15 unsolved
Parikh walk visited 0 properties in 3050 ms.
Support contains 15 out of 249 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 249/249 places, 392/392 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 247 transition count 390
Applied a total of 4 rules in 19 ms. Remains 247 /249 variables (removed 2) and now considering 390/392 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 247/249 places, 390/392 transitions.
SDD proceeding with computation,37 properties remain. new max is 65536
SDD size :6.63089e+06 after 1.17824e+07
RANDOM walk for 4000000 steps (8 resets) in 20637 ms. (193 steps per ms) remains 14/15 properties
BEST_FIRST walk for 4000001 steps (8 resets) in 10393 ms. (384 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 9784 ms. (408 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 11118 ms. (359 steps per ms) remains 13/14 properties
BEST_FIRST walk for 4000000 steps (8 resets) in 10077 ms. (396 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 9567 ms. (418 steps per ms) remains 11/13 properties
BEST_FIRST walk for 4000001 steps (8 resets) in 8782 ms. (455 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 9082 ms. (440 steps per ms) remains 10/11 properties
BEST_FIRST walk for 4000001 steps (8 resets) in 8286 ms. (482 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 8142 ms. (491 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 8597 ms. (465 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4000000 steps (8 resets) in 8033 ms. (497 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 7971 ms. (501 steps per ms) remains 8/10 properties
// Phase 1: matrix 390 rows 247 cols
[2026-05-25 05:28:04] [INFO ] Computed 19 invariants in 4 ms
[2026-05-25 05:28:04] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 222/230 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 17/247 variables, 10/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/247 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 390/637 variables, 247/266 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/637 variables, 56/322 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/637 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/637 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 637/637 variables, and 322 constraints, problems are : Problem set: 0 solved, 8 unsolved in 436 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 247/247 constraints, ReadFeed: 56/56 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
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
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) 222/230 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:28:05] [INFO ] Deduced a trap composed of 203 places in 144 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 17/247 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 390/637 variables, 247/267 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/637 variables, 56/323 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 8/331 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 0/637 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 637/637 variables, and 331 constraints, problems are : Problem set: 0 solved, 8 unsolved in 1732 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 247/247 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2188ms problems are : Problem set: 0 solved, 8 unsolved
Parikh walk visited 0 properties in 1137 ms.
Support contains 8 out of 247 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 247/247 places, 390/390 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 241 transition count 384
Applied a total of 12 rules in 17 ms. Remains 241 /247 variables (removed 6) and now considering 384/390 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 241/247 places, 384/390 transitions.
RANDOM walk for 4000000 steps (8 resets) in 15463 ms. (258 steps per ms) remains 7/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 7215 ms. (554 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 7605 ms. (525 steps per ms) remains 7/7 properties
SDD proceeding with computation,37 properties remain. new max is 131072
SDD size :1.17824e+07 after 1.82384e+07
BEST_FIRST walk for 4000002 steps (8 resets) in 7143 ms. (559 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 8218 ms. (486 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 7266 ms. (550 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 7466 ms. (535 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 7968 ms. (501 steps per ms) remains 7/7 properties
// Phase 1: matrix 384 rows 241 cols
[2026-05-25 05:28:29] [INFO ] Computed 19 invariants in 2 ms
[2026-05-25 05:28:29] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 216/223 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 9/232 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/232 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 9/241 variables, 9/19 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 384/625 variables, 241/260 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/625 variables, 56/316 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/625 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 0/625 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 625/625 variables, and 316 constraints, problems are : Problem set: 0 solved, 7 unsolved in 487 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 241/241 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 216/223 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 9/232 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/232 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 9/241 variables, 9/19 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:28:30] [INFO ] Deduced a trap composed of 41 places in 171 ms of which 21 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 384/625 variables, 241/261 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/625 variables, 56/317 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/625 variables, 7/324 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/625 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 0/625 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 625/625 variables, and 324 constraints, problems are : Problem set: 0 solved, 7 unsolved in 1767 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 241/241 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2288ms problems are : Problem set: 0 solved, 7 unsolved
Parikh walk visited 2 properties in 569 ms.
Support contains 5 out of 241 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 241/241 places, 384/384 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 238 transition count 381
Applied a total of 6 rules in 16 ms. Remains 238 /241 variables (removed 3) and now considering 381/384 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 238/241 places, 381/384 transitions.
RANDOM walk for 4000000 steps (8 resets) in 13249 ms. (301 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 6563 ms. (609 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 6426 ms. (622 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000001 steps (8 resets) in 6759 ms. (591 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 6707 ms. (596 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 6292 ms. (635 steps per ms) remains 5/5 properties
Finished probabilistic random walk after 84942 steps, run visited all 5 properties in 662 ms. (steps per millisecond=128 )
Probabilistic random walk after 84942 steps, saw 52223 distinct states, run finished after 667 ms. (steps per millisecond=127 ) properties seen :5
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 401 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL
Total runtime 138224 ms.

BK_STOP 1779686926359

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Anderson-PT-08"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is Anderson-PT-08, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r016-oct2-177944372600113"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-08.tgz
mv Anderson-PT-08 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 ;