Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r210-tall-174894547900583.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is ShieldPPPt-PT-050B, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-tall-174894547900583
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 130K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 955K May 29 14:33 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 1749030370150

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPt-PT-050B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-04 09:46:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2025-06-04 09:46:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 09:46:11] [INFO ] Load time of PNML (sax parser for PT used): 208 ms
[2025-06-04 09:46:11] [INFO ] Transformed 3903 places.
[2025-06-04 09:46:11] [INFO ] Transformed 3553 transitions.
[2025-06-04 09:46:11] [INFO ] Found NUPN structural information;
[2025-06-04 09:46:11] [INFO ] Parsed PT model containing 3903 places and 3553 transitions and 8906 arcs in 485 ms.
Structural test allowed to assert that 1404 places are NOT stable. Took 26 ms.
RANDOM walk for 40000 steps (8 resets) in 7737 ms. (5 steps per ms) remains 2029/2499 properties
BEST_FIRST walk for 123 steps (8 resets) in 19 ms. (6 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 19 ms. (6 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 122 steps (8 resets) in 32 ms. (3 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 31 ms. (3 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 19 ms. (6 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 19 ms. (6 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 122 steps (8 resets) in 23 ms. (5 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2029/2029 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2029/2029 properties
// Phase 1: matrix 3553 rows 3903 cols
[2025-06-04 09:46:14] [INFO ] Computed 551 invariants in 48 ms
Error getting values : (error "ParserException while parsing response: ((s51 (/ 1.0 2.0))
(s52 (/ 1.0 2.0))
(s62 (/ 1.0 2.0))
(s63 (/ 1.0 2.0))
(s65 (/ 1.0 2.0))
(s66 (/ 1.0 2.0))
(s67 (/ 1.0 2.0))
(s68 (/ 1.0 2.0))
(s69 (/ 1.0 2.0))
(s70 (/ 1.0 2.0))
(s72 (/ 1.0 2.0))
(s73 (/ 1.0 2.0))
(s74 (/ 1.0 2.0))
(s75 (/ 1.0 2.0))
(s76 (/ 1.0 2.0))
(s77 (/ 1.0 2.0))
(s79 (/ 1.0 2.0))
(s80 (/ 1.0 2.0))
(s81 (/ 1.0 2.0))
(s82 (/ 1.0 2.0))
(s83 (/ 1.0 2.0))
(s84 (/ 1.0 2.0))
(s86 (/ 1.0 2.0))
(s87 (/ 1.0 2.0))
(s88 (/ 1.0 2.0))
(s89 (/ 1.0 2.0))
(s90 (/ 1.0 2.0))
(s91 (/ 1.0 2.0))
(s92 (/ 1.0 2.0))
(s93 (/ 1.0 2.0))
(s98 (/ 1.0 2.0))
(s99 (/ 1.0 2.0))
(s100 (/ 1.0 2.0))
(s101 (/ 1.0 2.0))
(s102 (/ 1.0 2.0))
(s103 (/ 1.0 2.0))
(s108 (/ 1.0 2.0))
(s109 (/ 1.0 2.0))
(s110 (/ 1.0 2.0))
(s111 (/ 1.0 2.0))
(s112 (/ 1.0 2.0))
(s113 (/ 1.0 2.0))
(s114 (/ 1.0 2.0))
(s115 (/ 1.0 2.0))
(s120 (/ 1.0 2.0))
(s121 (/ 1.0 2.0))
(s122 (/ 1.0 2.0))
(s123 (/ 1.0 2.0))
(s124 (/ 1.0 2.0))
(s125 (/ 1.0 2.0))
(s126 (/ 1.0 2.0))
(s127 (/ 1.0 2.0))
(s139 (/ 1.0 2.0))
(s140 (/ 1.0 2.0))
(s142 (/ 1.0 2.0))
(s143 (/ 1.0 2.0))
(s144 (/ 1.0 2.0))
(s145 (/ 1.0 2.0))
(s146 (/ 1.0 2.0))
(s147 (/ 1.0 2.0))
(s149 (/ 1.0 2.0))
(s150 (/ 1.0 2.0))
(s151 (/ 1.0 2.0))
(s152 (/ 1.0 2.0))
(s153 (/ 1.0 2.0))
(s154 (/ 1.0 2.0))
(s156 (/ 1.0 2.0))
(s157 (/ 1.0 2.0))
(s158 (/ 1.0 2.0))
(s159 (/ 1.0 2.0))
(s160 (/ 1.0 2.0))
(s161 (/ 1.0 2.0))
(s163 (/ 1.0 2.0))
(s164 (/ 1.0 2.0))
(s165 (/ 1.0 2.0))
(s166 (/ 1.0 2.0))
(s167 (/ 1.0 2.0))
(s168 (/ 1.0 2.0))
(s169 (/ 1.0 2.0))
(s170 (/ 1.0 2.0))
(s175 (/ 1.0 2.0))
(s176 (/ 1.0 2.0))
(s177 (/ 1.0 2.0))
(s178 (/ 1.0 2.0))
(s179 (/ 1.0 2.0))
(s180 (/ 1.0 2.0))
(s185 (/ 1.0 2.0))
(s186 (/ 1.0 2.0))
(s187 (/ 1.0 2.0))
(s188 (/ 1.0 2.0))
(s189 (/ 1.0 2.0))
(s190 (/ 1.0 2.0))
(s191 (/ 1.0 2.0))
(s192 (/ 1.0 2.0))
(s197 (/ 1.0 2.0))
(s198 (/ 1.0 2.0))
(s199 (/ 1.0 2.0))
(s200 (/ 1.0 2.0))
(s201 (/ 1.0 2.0))
(s202 (/ 1.0 2.0))
(s203 (/ 1.0 2.0))
(s204 (/ 1.0 2.0))
(s216 (/ 1.0 2.0))
(s217 (/ 1.0 2.0))
(s219 (/ 1.0 2.0))
(s220 (/ 1.0 2.0))
(s221 (/ 1.0 2.0))
(s222 (/ 1.0 2.0))
(s223 (/ 1.0 2.0))
(s224 (/ 1.0 2.0))
(s226 (/ 1.0 2.0))
(s227 (/ 1.0 2.0))
(s228 (/ 1.0 2.0))
(s229 (/ 1.0 2.0))
(s230 (/ 1.0 2.0))
(s231 (/ 1.0 2.0))
(s233 (/ 1.0 2.0))
(s234 (/ 1.0 2.0))
(s235 (/ 1.0 2.0))
(s236 (/ 1.0 2.0))
(s237 (/ 1.0 2.0))
(s238 (/ 1.0 2.0))
(s240 (/ 1.0 2.0))
(s241 (/ 1.0 2.0))
(s242 (/ 1.0 2.0))
(s243 (/ 1.0 2.0))
(s244 (/ 1.0 2.0))
(s245 (/ 1.0 2.0))
(s246 (/ 1.0 2.0))
(s247 (/ 1.0 2.0))
(s252 (/ 1.0 2.0))
(s253 (/ 1.0 2.0))
(s254 (/ 1.0 2.0))
(s255 (/ 1.0 2.0))
(s256 (/ 1.0 2.0))
(s257 (/ 1.0 2.0))
(s262 (/ 1.0 2.0))
(s263 (/ 1.0 2.0))
(s264 (/ 1.0 2.0))
(s265 (/ 1.0 2.0))
(s266 (/ 1.0 2.0))
(s267 (/ 1.0 2.0))
(s268 (/ 1.0 2.0))
(s269 (/ 1.0 2.0))
(s274 (/ 1.0 2.0))
(s275 (/ 1.0 2.0))
(s276 (/ 1.0 2.0))
(s277 (/ 1.0 2.0))
(s278 (/ 1.0 2.0))
(s279 (/ 1.0 2.0))
(s280 (/ 1.0 2.0))
(s281 (/ 1.0 2.0))
(s293 (/ 1.0 2.0))
(s294 (/ 1.0 2.0))
(s296 (/ 1.0 2.0))
(s297 (/ 1.0 2.0))
(s298 (/ 1.0 2.0))
(s299 (/ 1.0 2.0))
(s300 (/ 1.0 2.0))
(s301 (/ 1.0 2.0))
(s303 (/ 1.0 2.0))
(s304 (/ 1.0 2.0))
(s305 (/ 1.0 2.0))
(s306 (/ 1.0 2.0))
(s307 (/ 1.0 2.0))
(s308 (/ 1.0 2.0))
(s310 (/ 1.0 2.0))
(s311 (/ 1.0 2.0))
(s312 (/ 1.0 2.0))
(s313 (/ 1.0 2.0))
(s314 (/ 1.0 2.0))
(s315 (/ 1.0 2.0))
(s317 (/ 1.0 2.0))
(s318 (/ 1.0 2.0))
(s319 (/ 1.0 2.0))
(s320 (/ 1.0 2.0))
(s321 (/ 1.0 2.0))
(s322 (/ 1.0 2.0))
(s323 (/ 1.0 2.0))
(s324 (/ 1.0 2.0))
(s329 (/ 1.0 2.0))
(s330 (/ 1.0 2.0))
(s331 (/ 1.0 2.0))
(s332 (/ 1.0 2.0))
(s333 (/ 1.0 2.0))
(s334 (/ 1.0 2.0))
(s339 (/ 1.0 2.0)timeout
)
(s340 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2029 variables, 2029/2029 constraints. Problems are: Problem set: 0 solved, 2029 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2029/7456 variables, and 2029 constraints, problems are : Problem set: 0 solved, 2029 unsolved in 5136 ms.
Refiners :[Domain max(s): 2029/3903 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/3903 constraints, PredecessorRefiner: 2029/2029 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2029 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2029 variables, 2029/2029 constraints. Problems are: Problem set: 0 solved, 2029 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2029/7456 variables, and 2029 constraints, problems are : Problem set: 0 solved, 2029 unsolved in 5053 ms.
Refiners :[Domain max(s): 2029/3903 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/3903 constraints, PredecessorRefiner: 0/2029 constraints, Known Traps: 0/0 constraints]
After SMT, in 11172ms problems are : Problem set: 0 solved, 2029 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2029 out of 3903 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3903/3903 places, 3553/3553 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 509 transitions
Trivial Post-agglo rules discarded 509 transitions
Performed 509 trivial Post agglomeration. Transition count delta: 509
Iterating post reduction 0 with 509 rules applied. Total rules applied 509 place count 3903 transition count 3044
Reduce places removed 509 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 511 rules applied. Total rules applied 1020 place count 3394 transition count 3042
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1021 place count 3393 transition count 3042
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 42 Pre rules applied. Total rules applied 1021 place count 3393 transition count 3000
Deduced a syphon composed of 42 places in 32 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 3 with 84 rules applied. Total rules applied 1105 place count 3351 transition count 3000
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 1164 place count 3292 transition count 2941
Iterating global reduction 3 with 59 rules applied. Total rules applied 1223 place count 3292 transition count 2941
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 22 Pre rules applied. Total rules applied 1223 place count 3292 transition count 2919
Deduced a syphon composed of 22 places in 39 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 3 with 44 rules applied. Total rules applied 1267 place count 3270 transition count 2919
Performed 655 Post agglomeration using F-continuation condition.Transition count delta: 655
Deduced a syphon composed of 655 places in 11 ms
Reduce places removed 655 places and 0 transitions.
Iterating global reduction 3 with 1310 rules applied. Total rules applied 2577 place count 2615 transition count 2264
Renaming transitions due to excessive name length > 1024 char.
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 26 places in 10 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 3 with 52 rules applied. Total rules applied 2629 place count 2589 transition count 2264
Partial Free-agglomeration rule applied 26 times.
Drop transitions (Partial Free agglomeration) removed 26 transitions
Iterating global reduction 3 with 26 rules applied. Total rules applied 2655 place count 2589 transition count 2264
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2656 place count 2588 transition count 2263
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2657 place count 2587 transition count 2263
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 2657 place count 2587 transition count 2261
Deduced a syphon composed of 2 places in 10 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 2661 place count 2585 transition count 2261
Applied a total of 2661 rules in 1155 ms. Remains 2585 /3903 variables (removed 1318) and now considering 2261/3553 (removed 1292) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1178 ms. Remains : 2585/3903 places, 2261/3553 transitions.
RANDOM walk for 832983 steps (0 resets) in 120004 ms. (6 steps per ms) remains 1147/2029 properties
BEST_FIRST walk for 4004 steps (8 resets) in 116 ms. (34 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 87 ms. (45 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 112 ms. (35 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 77 ms. (51 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 75 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 78 ms. (50 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4002 steps (8 resets) in 96 ms. (41 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 75 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 71 ms. (55 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 75 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4002 steps (8 resets) in 72 ms. (54 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 74 ms. (53 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 83 ms. (47 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 74 ms. (53 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 77 ms. (51 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 70 ms. (56 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 75 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 73 ms. (54 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 71 ms. (55 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 70 ms. (56 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4002 steps (8 resets) in 75 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 69 ms. (57 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4003 steps (8 resets) in 74 ms. (53 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4000 steps (8 resets) in 77 ms. (51 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4002 steps (8 resets) in 72 ms. (54 steps per ms) remains 1147/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 1147/1147 properties
// Phase 1: matrix 2261 rows 2585 cols
[2025-06-04 09:46:58] [INFO ] Computed 550 invariants in 14 ms
[2025-06-04 09:46:58] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1147 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1147 unsolved
SMT process timed out in 45396ms, After SMT, problems are : Problem set: 0 solved, 1147 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1147 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 2261/2261 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 188 transitions
Trivial Post-agglo rules discarded 188 transitions
Performed 188 trivial Post agglomeration. Transition count delta: 188
Iterating post reduction 0 with 188 rules applied. Total rules applied 188 place count 2585 transition count 2073
Reduce places removed 188 places and 0 transitions.
Iterating post reduction 1 with 188 rules applied. Total rules applied 376 place count 2397 transition count 2073
Performed 77 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 77 Pre rules applied. Total rules applied 376 place count 2397 transition count 1996
Deduced a syphon composed of 77 places in 17 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 2 with 154 rules applied. Total rules applied 530 place count 2320 transition count 1996
Discarding 35 places :
Symmetric choice reduction at 2 with 35 rule applications. Total rules 565 place count 2285 transition count 1961
Iterating global reduction 2 with 35 rules applied. Total rules applied 600 place count 2285 transition count 1961
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 35 Pre rules applied. Total rules applied 600 place count 2285 transition count 1926
Deduced a syphon composed of 35 places in 4 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 2 with 70 rules applied. Total rules applied 670 place count 2250 transition count 1926
Performed 188 Post agglomeration using F-continuation condition.Transition count delta: 188
Deduced a syphon composed of 188 places in 4 ms
Reduce places removed 188 places and 0 transitions.
Iterating global reduction 2 with 376 rules applied. Total rules applied 1046 place count 2062 transition count 1738
Performed 45 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 45 places in 3 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 2 with 90 rules applied. Total rules applied 1136 place count 2017 transition count 1738
Free-agglomeration rule applied 11 times.
Iterating global reduction 2 with 11 rules applied. Total rules applied 1147 place count 2017 transition count 1727
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 1158 place count 2006 transition count 1727
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 1160 place count 2006 transition count 1727
Applied a total of 1160 rules in 427 ms. Remains 2006 /2585 variables (removed 579) and now considering 1727/2261 (removed 534) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 427 ms. Remains : 2006/2585 places, 1727/2261 transitions.
RANDOM walk for 1376278 steps (2 resets) in 120004 ms. (11 steps per ms) remains 1088/1147 properties
BEST_FIRST walk for 4004 steps (8 resets) in 79 ms. (50 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 77 ms. (51 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4002 steps (8 resets) in 72 ms. (54 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4002 steps (8 resets) in 69 ms. (57 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 71 ms. (55 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 109 ms. (36 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 83 ms. (47 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 112 ms. (35 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 89 ms. (44 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 103 ms. (38 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 107 ms. (37 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 103 ms. (38 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 94 ms. (42 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 103 ms. (38 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 103 ms. (38 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 106 ms. (37 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 103 ms. (38 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4002 steps (8 resets) in 79 ms. (50 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 68 ms. (58 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4002 steps (8 resets) in 75 ms. (52 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 71 ms. (55 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 71 ms. (55 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 73 ms. (54 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 69 ms. (57 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 1088/1088 properties
BEST_FIRST walk for 4003 steps (8 resets) in 69 ms. (57 steps per ms) remains 1088/1088 properties
Interrupted probabilistic random walk after 918713 steps, run timeout after 93001 ms. (steps per millisecond=9 ) properties seen :0 out of 1088
Probabilistic random walk after 918713 steps, saw 773272 distinct states, run finished after 93009 ms. (steps per millisecond=9 ) properties seen :0
// Phase 1: matrix 1727 rows 2006 cols
[2025-06-04 09:49:48] [INFO ] Computed 550 invariants in 10 ms
[2025-06-04 09:49:48] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1088 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1088 unsolved
At refinement iteration 1 (OVERLAPS) 219/1307 variables, 257/257 constraints. Problems are: Problem set: 0 solved, 1088 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 (/ 15.0 16.0))
(s2 (/ 1.0 16.0))
(s3 (/ 7.0 8.0))
(s4 (/ 1.0 16.0))
(s5 (/ 1.0 16.0))
(s6 0.0)
(s7 (/ 1.0 16.0))
(s8 (/ 1.0 16.0))
(s9 (/ 1.0 16.0))
(s10 (/ 13.0 16.0))
(s11 (/ 1.0 16.0))
(s12 (/ 13.0 16.0))
(s13 0.0)
(s14 (/ 1.0 16.0))
(s15 (/ 1.0 16.0))
(s16 (/ 13.0 16.0))
(s17 (/ 1.0 16.0))
(s18 (/ 1.0 16.0))
(s19 (/ 13.0 16.0))
(s20 0.0)
(s21 (/ 1.0 16.0))
(s22 (/ 1.0 16.0))
(s23 (/ 13.0 16.0))
(s24 (/ 1.0 16.0))
(s25 (/ 1.0 16.0))
(s26 (/ 13.0 16.0))
(s27 (/ 1.0 16.0))
(s28 (/ 1.0 16.0))
(s29 (/ 1.0 16.0))
(s30 (/ 1.0 16.0))
(s31 (/ 9.0 16.0))
(s32 (/ 1.0 16.0))
(s33 (/ 1.0 16.0))
(s34 (/ 1.0 16.0))
(s35 0.0)
(s36 (/ 1.0 16.0))
(s37 (/ 1.0 16.0))
(s38 (/ 1.0 16.0))
(s39 (/ 1.0 16.0))
(s40 (/ 1.0 16.0))
(s41 (/ 11.0 16.0))
(s42 0.0)
(s43 (/ 1.0 16.0))
(s44 (/ 1.0 16.0))
(s45 (/ 9.0 16.0))
(s46 (/ 1.0 16.0))
(s47 (/ 1.0 16.0))
(s48 (/ 1.0 16.0))
(s49 (/ 1.0 16.0))
(s50 (/ 1.0 16.0))
(s51 0.0)
(s52 (/ 1.0 16.0))
(s53 (/ 1.0 16.0))
(s54 (/ 1.0 16.0))
(s55 (/ 9.0 16.0))
(s56 (/ 1.0 16.0))
(s57 (/ 1.0 16.0))
(s58 (/ 1.0 16.0))
(s59 (/ 1.0 16.0))
(s60 0.0)
(s61 (/ 7.0 8.0))
(s62 (/ 1.0 16.0))
(s63 (/ 1.0 16.0))
(s64 0.0)
(s65 (/ 1.0 16.0))
(s66 (/ 1.0 16.0))
(s67 (/ 1.0 16.0))
(s68 (/ 13.0 16.0))
(s69 (/ 13.0 16.0))
(s70 (/ 1.0 16.0))
(s71 0.0)
(s72 (/ 1.0 16.0))
(s73 (/ 1.0 16.0))
(s74 (/ 1.0 16.0))
(s75 (/ 13.0 16.0))
(s76 (/ 1.0 16.0))
(s77 (/ 13.0 16.0))
(s78 0.0)
(s79 (/ 1.0 16.0))
(s80 (/ 1.0 16.0))
(s81 (/ 1.0 16.0))
(s82 (/ 13.0 16.0))
(s83 (/ 1.0 16.0))
(s84 (/ 13.0 16.0))
(s85 (/ 1.0 16.0))
(s86 (/ 1.0 16.0))
(s87 (/ 9.0 16.0))
(s88 (/ 1.0 16.0))
(s89 (/ 1.0 16.0))
(s90 (/ 1.0 16.0))
(s91 (/ 1.0 16.0))
(s92 (/ 1.0 16.0))
(s93 0.0)
(s94 (/ 1.0 16.0))
(s95 (/ 11.0 16.0))
(s96 (/ 1.0 16.0))
(s97 (/ 1.0 16.0))
(s98 (/ 1.0 16.0))
(s99 (/ 1.0 16.0))
(s100 0.0)
(s101 (/ 1.0 16.0))
(s102 (/ 9.0 16.0))
(s103 (/ 1.0 16.0))
(s104 (/ 1.0 16.0))
(s105 (/ 1.0 16.0))
(s106 (/ 1.0 16.0))
(s107 (/ 1.0 16.0))
(s108 (/ 1.0 16.0))
(s109 0.0)
(s110 (/ 1.0 16.0))
(s111 (/ 1.0 16.0))
(s112 (/ 9.0 16.0))
(s113 (/ 1.0 16.0))
(s114 (/ 1.0 16.0))
(s115 (/ 1.0 16.0))
(s116 (/ 1.0 16.0))
(s117 (/ 1.0 16.0))
(s118 0.0)
(s119 0.0)
(s120 (/ 1.0 16.0))
(s121 (/ 15.0 16.0))
(s122 0.0)
(s123 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1307/3733 variables, and 257 constraints, problems are : Problem set: 0 solved, 1088 unsolved in 75023 ms.
Refiners :[Positive P Invariants (semi-flows): 257/550 constraints, State Equation: 0/2006 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1088/1088 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1088 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1088 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1088 unsolved
At refinement iteration 1 (OVERLAPS) 219/1307 variables, 257/257 constraints. Problems are: Problem set: 0 solved, 1088 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1307 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1088 unsolved
At refinement iteration 3 (OVERLAPS) 1176/2483 variables, 1307/1564 constraints. Problems are: Problem set: 0 solved, 1088 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2483/3733 variables, and 2652 constraints, problems are : Problem set: 0 solved, 1088 unsolved in 75080 ms.
Refiners :[Positive P Invariants (semi-flows): 257/550 constraints, State Equation: 1307/2006 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1088/1088 constraints, Known Traps: 0/0 constraints]
After SMT, in 150352ms problems are : Problem set: 0 solved, 1088 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1088 out of 2006 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2006/2006 places, 1727/1727 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 2006 transition count 1715
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 24 place count 1994 transition count 1715
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 24 place count 1994 transition count 1713
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 28 place count 1992 transition count 1713
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 3 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 68 place count 1972 transition count 1693
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 76 place count 1968 transition count 1693
Applied a total of 76 rules in 133 ms. Remains 1968 /2006 variables (removed 38) and now considering 1693/1727 (removed 34) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 133 ms. Remains : 1968/2006 places, 1693/1727 transitions.
RANDOM walk for 1582327 steps (4 resets) in 120004 ms. (13 steps per ms) remains 1040/1088 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 70 ms. (56 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 70 ms. (56 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 64 ms. (61 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 66 ms. (59 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 70 ms. (56 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4001 steps (8 resets) in 69 ms. (57 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 66 ms. (59 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 70 ms. (56 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 68 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 66 ms. (59 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 61 ms. (64 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 69 ms. (57 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 68 ms. (58 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 1040/1040 properties
Interrupted probabilistic random walk after 923397 steps, run timeout after 90001 ms. (steps per millisecond=10 ) properties seen :0 out of 1040
Probabilistic random walk after 923397 steps, saw 782223 distinct states, run finished after 90001 ms. (steps per millisecond=10 ) properties seen :0
// Phase 1: matrix 1693 rows 1968 cols
[2025-06-04 09:54:19] [INFO ] Computed 550 invariants in 7 ms
[2025-06-04 09:54:19] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1040 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 1 (OVERLAPS) 196/1236 variables, 241/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1236/3661 variables, and 241 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 90049 ms.
Refiners :[Positive P Invariants (semi-flows): 241/550 constraints, State Equation: 0/1968 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1040 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1040 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 1 (OVERLAPS) 196/1236 variables, 241/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1236 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 3 (OVERLAPS) 1103/2339 variables, 1236/1477 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2339 variables, 1040/2517 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2339/3661 variables, and 2517 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 90033 ms.
Refiners :[Positive P Invariants (semi-flows): 241/550 constraints, State Equation: 1236/1968 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
After SMT, in 180365ms problems are : Problem set: 0 solved, 1040 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1040 out of 1968 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1968/1968 places, 1693/1693 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 1968 transition count 1680
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 1 with 13 rules applied. Total rules applied 26 place count 1955 transition count 1680
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 26 place count 1955 transition count 1677
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 32 place count 1952 transition count 1677
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 33 place count 1951 transition count 1676
Iterating global reduction 2 with 1 rules applied. Total rules applied 34 place count 1951 transition count 1676
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 34 place count 1951 transition count 1675
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 36 place count 1950 transition count 1675
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 3 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 60 place count 1938 transition count 1663
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 1935 transition count 1663
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 67 place count 1935 transition count 1663
Applied a total of 67 rules in 123 ms. Remains 1935 /1968 variables (removed 33) and now considering 1663/1693 (removed 30) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 124 ms. Remains : 1935/1968 places, 1663/1693 transitions.
RANDOM walk for 1632386 steps (4 resets) in 120012 ms. (13 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 91 ms. (43 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 69 ms. (57 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 105 ms. (37 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 136 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 133 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 128 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 133 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 95 ms. (41 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 110 ms. (36 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 115 ms. (34 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 137 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 125 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 82 ms. (48 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 105 ms. (37 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 123 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 111 ms. (35 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 149 ms. (26 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 120 ms. (33 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 116 ms. (34 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 127 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 122 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 114 ms. (34 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 142 ms. (27 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 119 ms. (33 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 111 ms. (35 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 117 ms. (33 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 126 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 121 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 120 ms. (33 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 124 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 112 ms. (35 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 100 ms. (39 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 146 ms. (27 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 123 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 128 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 118 ms. (33 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 123 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 126 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 96 ms. (41 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 114 ms. (34 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 135 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 153 ms. (26 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 115 ms. (34 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 142 ms. (28 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 126 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 137 ms. (29 steps per ms) remains 1040/1040 properties
Interrupted probabilistic random walk after 954320 steps, run timeout after 93001 ms. (steps per millisecond=10 ) properties seen :0 out of 1040
Probabilistic random walk after 954320 steps, saw 805025 distinct states, run finished after 93002 ms. (steps per millisecond=10 ) properties seen :0
// Phase 1: matrix 1663 rows 1935 cols
[2025-06-04 09:59:25] [INFO ] Computed 550 invariants in 6 ms
[2025-06-04 09:59:25] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1040 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 1 (OVERLAPS) 193/1233 variables, 241/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1233 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 3 (OVERLAPS) 1099/2332 variables, 1233/1474 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2332/3598 variables, and 1474 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 105029 ms.
Refiners :[Positive P Invariants (semi-flows): 241/550 constraints, State Equation: 1233/1935 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1040 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1040 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 1 (OVERLAPS) 193/1233 variables, 241/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1233 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 3 (OVERLAPS) 1099/2332 variables, 1233/1474 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2332 variables, 1040/2514 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2332/3598 variables, and 2514 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 105032 ms.
Refiners :[Positive P Invariants (semi-flows): 241/550 constraints, State Equation: 1233/1935 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
After SMT, in 210257ms problems are : Problem set: 0 solved, 1040 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1040 out of 1935 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1935/1935 places, 1663/1663 transitions.
Applied a total of 0 rules in 26 ms. Remains 1935 /1935 variables (removed 0) and now considering 1663/1663 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 1935/1935 places, 1663/1663 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1935/1935 places, 1663/1663 transitions.
Applied a total of 0 rules in 23 ms. Remains 1935 /1935 variables (removed 0) and now considering 1663/1663 (removed 0) transitions.
[2025-06-04 10:02:55] [INFO ] Invariant cache hit.
[2025-06-04 10:02:56] [INFO ] Implicit Places using invariants in 652 ms returned [1918, 1922]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 663 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1933/1935 places, 1663/1663 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 1931 transition count 1661
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 1931 transition count 1661
Applied a total of 4 rules in 40 ms. Remains 1931 /1933 variables (removed 2) and now considering 1661/1663 (removed 2) transitions.
// Phase 1: matrix 1661 rows 1931 cols
[2025-06-04 10:02:56] [INFO ] Computed 548 invariants in 11 ms
[2025-06-04 10:02:56] [INFO ] Implicit Places using invariants in 587 ms returned []
[2025-06-04 10:02:56] [INFO ] Invariant cache hit.
[2025-06-04 10:02:58] [INFO ] Implicit Places using invariants and state equation in 1552 ms returned []
Implicit Place search using SMT with State Equation took 2145 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 1931/1935 places, 1661/1663 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2872 ms. Remains : 1931/1935 places, 1661/1663 transitions.
RANDOM walk for 1649230 steps (4 resets) in 120004 ms. (13 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 74 ms. (53 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 136 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 137 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 108 ms. (36 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 84 ms. (47 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 134 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 126 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 121 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 110 ms. (36 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 86 ms. (46 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 115 ms. (34 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 137 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 113 ms. (35 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 141 ms. (28 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 133 ms. (29 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 122 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 128 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 125 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 109 ms. (36 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 139 ms. (28 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 127 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 106 ms. (37 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 112 ms. (35 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 143 ms. (27 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 118 ms. (33 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 123 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 130 ms. (30 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 118 ms. (33 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 123 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 126 ms. (31 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 86 ms. (46 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 115 ms. (34 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 117 ms. (33 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 101 ms. (39 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 122 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 90 ms. (43 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 122 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 122 ms. (32 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4002 steps (8 resets) in 113 ms. (35 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4003 steps (8 resets) in 146 ms. (27 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 1040/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 123 ms. (32 steps per ms) remains 1040/1040 properties
Interrupted probabilistic random walk after 960900 steps, run timeout after 93001 ms. (steps per millisecond=10 ) properties seen :0 out of 1040
Probabilistic random walk after 960900 steps, saw 793536 distinct states, run finished after 93003 ms. (steps per millisecond=10 ) properties seen :0
[2025-06-04 10:05:03] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1040 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 1 (OVERLAPS) 193/1233 variables, 241/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1233 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 3 (OVERLAPS) 1099/2332 variables, 1233/1474 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2332/3592 variables, and 1474 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 120025 ms.
Refiners :[Positive P Invariants (semi-flows): 241/548 constraints, State Equation: 1233/1931 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1040 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1040 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 1 (OVERLAPS) 193/1233 variables, 241/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1233 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 3 (OVERLAPS) 1099/2332 variables, 1233/1474 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2332 variables, 1040/2514 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2332/3592 variables, and 2514 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 120031 ms.
Refiners :[Positive P Invariants (semi-flows): 241/548 constraints, State Equation: 1233/1931 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
After SMT, in 240272ms problems are : Problem set: 0 solved, 1040 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1040 out of 1931 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1931/1931 places, 1661/1661 transitions.
Applied a total of 0 rules in 25 ms. Remains 1931 /1931 variables (removed 0) and now considering 1661/1661 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 1931/1931 places, 1661/1661 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1931/1931 places, 1661/1661 transitions.
Applied a total of 0 rules in 25 ms. Remains 1931 /1931 variables (removed 0) and now considering 1661/1661 (removed 0) transitions.
[2025-06-04 10:09:03] [INFO ] Invariant cache hit.
[2025-06-04 10:09:04] [INFO ] Implicit Places using invariants in 625 ms returned []
[2025-06-04 10:09:04] [INFO ] Invariant cache hit.
[2025-06-04 10:09:05] [INFO ] Implicit Places using invariants and state equation in 1515 ms returned []
Implicit Place search using SMT with State Equation took 2143 ms to find 0 implicit places.
[2025-06-04 10:09:05] [INFO ] Redundant transitions in 67 ms returned []
Running 1657 sub problems to find dead transitions.
[2025-06-04 10:09:05] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1929 variables, 546/546 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1929/3592 variables, and 546 constraints, problems are : Problem set: 0 solved, 1657 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 546/548 constraints, State Equation: 0/1931 constraints, PredecessorRefiner: 1657/1657 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1657 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1929 variables, 546/546 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1929/3592 variables, and 546 constraints, problems are : Problem set: 0 solved, 1657 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 546/548 constraints, State Equation: 0/1931 constraints, PredecessorRefiner: 0/1657 constraints, Known Traps: 0/0 constraints]
After SMT, in 60469ms problems are : Problem set: 0 solved, 1657 unsolved
Search for dead transitions found 0 dead transitions in 60491ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62749 ms. Remains : 1931/1931 places, 1661/1661 transitions.
RANDOM walk for 400000 steps (8 resets) in 30014 ms. (13 steps per ms) remains 1040/1040 properties
Running SMT prover for 1040 properties.
[2025-06-04 10:10:14] [INFO ] Invariant cache hit.
[2025-06-04 10:10:14] [INFO ] [Real]Absence check using 548 positive place invariants in 87 ms returned sat
[2025-06-04 10:10:16] [INFO ] After 1455ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1040
TRAPS : Iteration 0
[2025-06-04 10:12:14] [INFO ] After 119514ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1040
[2025-06-04 10:12:14] [INFO ] After 120469ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1040
[2025-06-04 10:12:15] [INFO ] [Nat]Absence check using 548 positive place invariants in 90 ms returned sat
[2025-06-04 10:12:17] [INFO ] After 1515ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1040
TRAPS : Iteration 0
[2025-06-04 10:12:23] [INFO ] Deduced a trap composed of 50 places in 79 ms of which 9 ms to minimize.
[2025-06-04 10:12:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 207 ms
TRAPS : Iteration 1
[2025-06-04 10:14:09] [INFO ] Deduced a trap composed of 28 places in 50 ms of which 2 ms to minimize.
[2025-06-04 10:14:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 183 ms
TRAPS : Iteration 2
[2025-06-04 10:15:34] [INFO ] After 199058ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1040
[2025-06-04 10:15:34] [INFO ] After 200018ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1040
RANDOM walk for 1684926 steps (4 resets) in 120004 ms. (14 steps per ms) remains 1027/1040 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 150 ms. (26 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 136 ms. (29 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 107 ms. (37 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 179 ms. (22 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 108 ms. (36 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 152 ms. (26 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 138 ms. (28 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 145 ms. (27 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 141 ms. (28 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4002 steps (8 resets) in 144 ms. (27 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 110 ms. (36 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 152 ms. (26 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 111 ms. (35 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 134 ms. (29 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4002 steps (8 resets) in 162 ms. (24 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 119 ms. (33 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4002 steps (8 resets) in 116 ms. (34 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 158 ms. (25 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 134 ms. (29 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 134 ms. (29 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4002 steps (8 resets) in 145 ms. (27 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 145 ms. (27 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 135 ms. (29 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 146 ms. (27 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 135 ms. (29 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 127 ms. (31 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 126 ms. (31 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 140 ms. (28 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 145 ms. (27 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 137 ms. (29 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 131 ms. (30 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 122 ms. (32 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 172 ms. (23 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 154 ms. (25 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 126 ms. (31 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 132 ms. (30 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 116 ms. (34 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 138 ms. (28 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 156 ms. (25 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 115 ms. (34 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4004 steps (8 resets) in 162 ms. (24 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4001 steps (8 resets) in 133 ms. (29 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 109 ms. (36 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 139 ms. (28 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4003 steps (8 resets) in 141 ms. (28 steps per ms) remains 1027/1027 properties
BEST_FIRST walk for 4002 steps (8 resets) in 136 ms. (29 steps per ms) remains 1027/1027 properties

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -timeout 180 -rebuildPNML

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="ShieldPPPt-PT-050B"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool gold2024"
echo " Input is ShieldPPPt-PT-050B, 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 r210-tall-174894547900583"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-050B.tgz
mv ShieldPPPt-PT-050B 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 ;