fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r490-tall-171631145000357
Last Updated
July 7, 2024

About the Execution of LTSMin+red for DoubleExponent-PT-100

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
2372.804 1800000.00 3347502.00 3032.40 [undef] Time out reached

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r490-tall-171631145000357.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool ltsminxred
Input is DoubleExponent-PT-100, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r490-tall-171631145000357
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.8M May 18 16:42 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1717183590165

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DoubleExponent-PT-100
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 19:26:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 19:26:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 19:26:31] [INFO ] Load time of PNML (sax parser for PT used): 214 ms
[2024-05-31 19:26:31] [INFO ] Transformed 5304 places.
[2024-05-31 19:26:31] [INFO ] Transformed 4998 transitions.
[2024-05-31 19:26:31] [INFO ] Parsed PT model containing 5304 places and 4998 transitions and 14094 arcs in 331 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 5304/5304 places, 4998/4998 transitions.
Reduce places removed 4 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1200 transitions
Trivial Post-agglo rules discarded 1200 transitions
Performed 1200 trivial Post agglomeration. Transition count delta: 1200
Iterating post reduction 0 with 1204 rules applied. Total rules applied 1204 place count 5300 transition count 3798
Reduce places removed 1200 places and 0 transitions.
Iterating post reduction 1 with 1200 rules applied. Total rules applied 2404 place count 4100 transition count 3798
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 2404 place count 4100 transition count 3598
Deduced a syphon composed of 200 places in 231 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 2804 place count 3900 transition count 3598
Performed 904 Post agglomeration using F-continuation condition.Transition count delta: 904
Deduced a syphon composed of 904 places in 80 ms
Reduce places removed 904 places and 0 transitions.
Iterating global reduction 2 with 1808 rules applied. Total rules applied 4612 place count 2996 transition count 2694
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 93 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 2 with 202 rules applied. Total rules applied 4814 place count 2895 transition count 2694
Performed 97 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 97 places in 41 ms
Reduce places removed 97 places and 0 transitions.
Iterating global reduction 2 with 194 rules applied. Total rules applied 5008 place count 2798 transition count 2694
Applied a total of 5008 rules in 1076 ms. Remains 2798 /5304 variables (removed 2506) and now considering 2694/4998 (removed 2304) transitions.
// Phase 1: matrix 2694 rows 2798 cols
[2024-05-31 19:26:32] [INFO ] Invariants computation overflowed in 97 ms
[2024-05-31 19:26:34] [INFO ] Implicit Places using invariants in 1804 ms returned []
// Phase 1: matrix 2694 rows 2798 cols
[2024-05-31 19:26:34] [INFO ] Invariants computation overflowed in 53 ms
[2024-05-31 19:26:35] [INFO ] State equation strengthened by 200 read => feed constraints.
[2024-05-31 19:27:30] [INFO ] Performed 2/2798 implicitness test of which 0 returned IMPLICIT in 54 seconds.
[2024-05-31 19:28:02] [INFO ] Performed 4/2798 implicitness test of which 0 returned IMPLICIT in 86 seconds.
[2024-05-31 19:28:45] [INFO ] Performed 5/2798 implicitness test of which 0 returned IMPLICIT in 129 seconds.
[2024-05-31 19:28:45] [INFO ] Timeout of Implicit test with SMT after 129 seconds.
[2024-05-31 19:28:45] [INFO ] Implicit Places using invariants and state equation in 131241 ms returned []
Implicit Place search using SMT with State Equation took 133077 ms to find 0 implicit places.
Running 2693 sub problems to find dead transitions.
// Phase 1: matrix 2694 rows 2798 cols
[2024-05-31 19:28:46] [INFO ] Invariants computation overflowed in 57 ms
[2024-05-31 19:28:46] [INFO ] State equation strengthened by 200 read => feed constraints.
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 Real declared 2797/5492 variables, and 0 constraints, problems are : Problem set: 0 solved, 2693 unsolved in 30103 ms.
Refiners :[State Equation: 0/2798 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 2693/2693 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2693 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2797/5492 variables, and 0 constraints, problems are : Problem set: 0 solved, 2693 unsolved in 30037 ms.
Refiners :[State Equation: 0/2798 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/2693 constraints, Known Traps: 0/0 constraints]
After SMT, in 61487ms problems are : Problem set: 0 solved, 2693 unsolved
Search for dead transitions found 0 dead transitions in 61569ms
Starting structural reductions in LIVENESS mode, iteration 1 : 2798/5304 places, 2694/4998 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 195768 ms. Remains : 2798/5304 places, 2694/4998 transitions.
Discarding 598 transitions out of 2694. Remains 2096
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (4902 resets) in 5212 ms. (7 steps per ms) remains 2070/2095 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 21 ms. (5 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 116 ms. (1 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 121 steps (8 resets) in 104 ms. (1 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 94 ms. (1 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 124 steps (8 resets) in 16 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 19 ms. (6 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 33 ms. (3 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 19 ms. (6 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 121 steps (8 resets) in 25 ms. (4 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 121 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 20 ms. (5 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (9 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 9 ms. (12 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 24 ms. (4 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 16 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 18 ms. (6 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 120 steps (9 resets) in 8 ms. (13 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 23 ms. (5 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 2070/2070 properties
BEST_FIRST walk for 122 steps (9 resets) in 18 ms. (6 steps per ms) remains 2070/2070 properties
Interrupted probabilistic random walk after 29138 steps, run timeout after 3001 ms. (steps per millisecond=9 ) properties seen :24 out of 2070
Probabilistic random walk after 29138 steps, saw 14574 distinct states, run finished after 3007 ms. (steps per millisecond=9 ) properties seen :24
// Phase 1: matrix 2694 rows 2798 cols
[2024-05-31 19:29:52] [INFO ] Invariants computation overflowed in 40 ms
[2024-05-31 19:29:52] [INFO ] State equation strengthened by 200 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s2 1.0)
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(s1659 1.0)
(s1660 1.0)
(s1661 1.0)
(s1662 1.0)
(s1663 1.0)
(s1664 1.0)
(s1665 1.0)
(s1666 1.0)
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(s1669 1.0)
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(s1677 1.0)
(s1678 1.0)
(s1679 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2734/5492 variables, and 0 constraints, problems are : Problem set: 0 solved, 2046 unsolved in 5048 ms.
Refiners :[State Equation: 0/2798 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 2046/2046 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2046 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2734/5492 variables, and 0 constraints, problems are : Problem set: 0 solved, 2046 unsolved in 5032 ms.
Refiners :[State Equation: 0/2798 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/2046 constraints, Known Traps: 0/0 constraints]
After SMT, in 10987ms problems are : Problem set: 0 solved, 2046 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2734 out of 2798 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2798/2798 places, 2694/2694 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 2798 transition count 2689
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 2793 transition count 2689
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 1 with 8 rules applied. Total rules applied 18 place count 2793 transition count 2689
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 2792 transition count 2688
Applied a total of 19 rules in 378 ms. Remains 2792 /2798 variables (removed 6) and now considering 2688/2694 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 378 ms. Remains : 2792/2798 places, 2688/2694 transitions.
RANDOM walk for 927489 steps (118692 resets) in 120004 ms. (7 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (347 resets) in 420 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (329 resets) in 409 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (343 resets) in 417 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4000 steps (345 resets) in 365 ms. (10 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (326 resets) in 319 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (320 resets) in 341 ms. (11 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4000 steps (360 resets) in 309 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4003 steps (358 resets) in 454 ms. (8 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (329 resets) in 354 ms. (11 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (339 resets) in 437 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (318 resets) in 417 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4003 steps (317 resets) in 350 ms. (11 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4000 steps (333 resets) in 409 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (340 resets) in 311 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (355 resets) in 303 ms. (13 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (327 resets) in 423 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (343 resets) in 305 ms. (13 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4000 steps (350 resets) in 312 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4000 steps (357 resets) in 387 ms. (10 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (351 resets) in 302 ms. (13 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (336 resets) in 467 ms. (8 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (342 resets) in 448 ms. (8 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (326 resets) in 323 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (339 resets) in 321 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4003 steps (355 resets) in 320 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (332 resets) in 320 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (331 resets) in 335 ms. (11 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4000 steps (345 resets) in 333 ms. (11 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4000 steps (342 resets) in 292 ms. (13 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (348 resets) in 430 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (335 resets) in 327 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4003 steps (327 resets) in 427 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (350 resets) in 435 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (340 resets) in 366 ms. (10 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4004 steps (333 resets) in 421 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (326 resets) in 301 ms. (13 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (321 resets) in 304 ms. (13 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (324 resets) in 293 ms. (13 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (340 resets) in 414 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (328 resets) in 290 ms. (13 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (318 resets) in 354 ms. (11 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (340 resets) in 316 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (327 resets) in 441 ms. (9 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (322 resets) in 372 ms. (10 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (342 resets) in 309 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4002 steps (319 resets) in 348 ms. (11 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4000 steps (343 resets) in 444 ms. (8 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (345 resets) in 321 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4001 steps (345 resets) in 307 ms. (12 steps per ms) remains 2046/2046 properties
BEST_FIRST walk for 4003 steps (326 resets) in 443 ms. (9 steps per ms) remains 2046/2046 properties
Probably explored full state space saw : 411679 states, properties seen :7
Probabilistic random walk after 823383 steps, saw 411679 distinct states, run finished after 82517 ms. (steps per millisecond=9 ) properties seen :7
Exhaustive walk after 1000001 steps, saw 500224 distinct states, run finished after 101421 ms. (steps per millisecond=9 ) properties seen :0
// Phase 1: matrix 2688 rows 2792 cols
[2024-05-31 19:33:43] [INFO ] Invariants computation overflowed in 54 ms
[2024-05-31 19:33:43] [INFO ] State equation strengthened by 202 read => feed constraints.
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 Real declared 2725/5480 variables, and 0 constraints, problems are : Problem set: 0 solved, 2039 unsolved in 45034 ms.
Refiners :[State Equation: 0/2792 constraints, ReadFeed: 0/202 constraints, PredecessorRefiner: 2039/2039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2039 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2725/5480 variables, and 0 constraints, problems are : Problem set: 0 solved, 2039 unsolved in 45041 ms.
Refiners :[State Equation: 0/2792 constraints, ReadFeed: 0/202 constraints, PredecessorRefiner: 0/2039 constraints, Known Traps: 0/0 constraints]
After SMT, in 90829ms problems are : Problem set: 0 solved, 2039 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2725 out of 2792 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2792/2792 places, 2688/2688 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 2792 transition count 2687
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 2791 transition count 2687
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 6 place count 2791 transition count 2687
Applied a total of 6 rules in 234 ms. Remains 2791 /2792 variables (removed 1) and now considering 2687/2688 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 234 ms. Remains : 2791/2792 places, 2687/2688 transitions.
RANDOM walk for 1572211 steps (201112 resets) in 120004 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (329 resets) in 232 ms. (17 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (349 resets) in 215 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (332 resets) in 223 ms. (17 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (340 resets) in 214 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (346 resets) in 214 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (332 resets) in 210 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (345 resets) in 210 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (332 resets) in 214 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (321 resets) in 217 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (337 resets) in 211 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (335 resets) in 212 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (338 resets) in 213 ms. (18 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4004 steps (335 resets) in 280 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (358 resets) in 289 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (337 resets) in 346 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (326 resets) in 292 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (329 resets) in 285 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (333 resets) in 317 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (331 resets) in 417 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (345 resets) in 395 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (354 resets) in 328 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (328 resets) in 417 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (330 resets) in 347 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (340 resets) in 394 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (329 resets) in 348 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (354 resets) in 403 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (336 resets) in 311 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (348 resets) in 424 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (332 resets) in 295 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (344 resets) in 441 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (345 resets) in 289 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (330 resets) in 341 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (354 resets) in 291 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (343 resets) in 436 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (334 resets) in 292 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (346 resets) in 386 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (342 resets) in 310 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (343 resets) in 446 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (327 resets) in 431 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (329 resets) in 435 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (350 resets) in 283 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (334 resets) in 337 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (332 resets) in 324 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (328 resets) in 414 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (341 resets) in 439 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (329 resets) in 307 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (346 resets) in 309 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (340 resets) in 320 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (341 resets) in 418 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (341 resets) in 554 ms. (7 steps per ms) remains 2039/2039 properties
Probably explored full state space saw : 408408 states, properties seen :0
Probabilistic random walk after 816841 steps, saw 408408 distinct states, run finished after 82184 ms. (steps per millisecond=9 ) properties seen :0
Exhaustive walk after 1000000 steps, saw 500367 distinct states, run finished after 99534 ms. (steps per millisecond=10 ) properties seen :0
// Phase 1: matrix 2687 rows 2791 cols
[2024-05-31 19:38:52] [INFO ] Invariants computation overflowed in 51 ms
[2024-05-31 19:38:52] [INFO ] State equation strengthened by 204 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2725 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2039 unsolved
SMT process timed out in 75763ms, After SMT, problems are : Problem set: 0 solved, 2039 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2725 out of 2791 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2791/2791 places, 2687/2687 transitions.
Applied a total of 0 rules in 67 ms. Remains 2791 /2791 variables (removed 0) and now considering 2687/2687 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 2791/2791 places, 2687/2687 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2791/2791 places, 2687/2687 transitions.
Applied a total of 0 rules in 67 ms. Remains 2791 /2791 variables (removed 0) and now considering 2687/2687 (removed 0) transitions.
// Phase 1: matrix 2687 rows 2791 cols
[2024-05-31 19:40:07] [INFO ] Invariants computation overflowed in 49 ms
[2024-05-31 19:40:08] [INFO ] Implicit Places using invariants in 336 ms returned []
// Phase 1: matrix 2687 rows 2791 cols
[2024-05-31 19:40:08] [INFO ] Invariants computation overflowed in 45 ms
[2024-05-31 19:40:09] [INFO ] State equation strengthened by 204 read => feed constraints.
[2024-05-31 19:40:15] [INFO ] Implicit Places using invariants and state equation in 7539 ms returned [1521, 2224, 2692, 2762]
[2024-05-31 19:40:15] [INFO ] Actually due to overlaps returned [2224, 1521]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 7904 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2789/2791 places, 2687/2687 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 2789 transition count 2686
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 2788 transition count 2686
Applied a total of 2 rules in 131 ms. Remains 2788 /2789 variables (removed 1) and now considering 2686/2687 (removed 1) transitions.
// Phase 1: matrix 2686 rows 2788 cols
[2024-05-31 19:40:15] [INFO ] Invariants computation overflowed in 51 ms
[2024-05-31 19:40:16] [INFO ] Implicit Places using invariants in 522 ms returned []
// Phase 1: matrix 2686 rows 2788 cols
[2024-05-31 19:40:16] [INFO ] Invariants computation overflowed in 46 ms
[2024-05-31 19:40:17] [INFO ] State equation strengthened by 204 read => feed constraints.
[2024-05-31 19:40:25] [INFO ] Implicit Places using invariants and state equation in 9091 ms returned [2689, 2759]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9655 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2786/2791 places, 2686/2687 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 2786 transition count 2685
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 2785 transition count 2685
Applied a total of 2 rules in 137 ms. Remains 2785 /2786 variables (removed 1) and now considering 2685/2686 (removed 1) transitions.
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:40:25] [INFO ] Invariants computation overflowed in 41 ms
[2024-05-31 19:40:26] [INFO ] Implicit Places using invariants in 318 ms returned []
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:40:26] [INFO ] Invariants computation overflowed in 48 ms
[2024-05-31 19:40:27] [INFO ] State equation strengthened by 204 read => feed constraints.
[2024-05-31 19:40:34] [INFO ] Implicit Places using invariants and state equation in 8871 ms returned []
Implicit Place search using SMT with State Equation took 9207 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 2785/2791 places, 2685/2687 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 27103 ms. Remains : 2785/2791 places, 2685/2687 transitions.
RANDOM walk for 920706 steps (132659 resets) in 120004 ms. (7 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (380 resets) in 301 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (362 resets) in 302 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (348 resets) in 366 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (355 resets) in 306 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (352 resets) in 268 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (367 resets) in 495 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (368 resets) in 438 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (372 resets) in 353 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (384 resets) in 341 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (367 resets) in 275 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (369 resets) in 288 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (361 resets) in 281 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (359 resets) in 322 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (371 resets) in 318 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (368 resets) in 385 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (377 resets) in 294 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (373 resets) in 398 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (364 resets) in 386 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (365 resets) in 426 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (350 resets) in 348 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (375 resets) in 277 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (372 resets) in 535 ms. (7 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (378 resets) in 315 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (355 resets) in 284 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (366 resets) in 418 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (383 resets) in 286 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (370 resets) in 303 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (363 resets) in 413 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (366 resets) in 309 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (366 resets) in 426 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (368 resets) in 379 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (373 resets) in 344 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (347 resets) in 335 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (356 resets) in 285 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (369 resets) in 387 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (356 resets) in 279 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (369 resets) in 420 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (360 resets) in 300 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (355 resets) in 392 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (356 resets) in 313 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (372 resets) in 387 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (371 resets) in 387 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (372 resets) in 305 ms. (13 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (356 resets) in 485 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (356 resets) in 318 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (380 resets) in 282 ms. (14 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (348 resets) in 369 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (373 resets) in 315 ms. (12 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4004 steps (346 resets) in 333 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (366 resets) in 388 ms. (10 steps per ms) remains 2039/2039 properties
Probabilistic random walk after 1000000 steps, saw 500222 distinct states, run finished after 99806 ms. (steps per millisecond=10 ) properties seen :0
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:42:50] [INFO ] Invariants computation overflowed in 45 ms
[2024-05-31 19:42:50] [INFO ] State equation strengthened by 204 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2725 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2039 unsolved
SMT process timed out in 90738ms, After SMT, problems are : Problem set: 0 solved, 2039 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2725 out of 2785 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2785/2785 places, 2685/2685 transitions.
Applied a total of 0 rules in 60 ms. Remains 2785 /2785 variables (removed 0) and now considering 2685/2685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 2785/2785 places, 2685/2685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2785/2785 places, 2685/2685 transitions.
Applied a total of 0 rules in 69 ms. Remains 2785 /2785 variables (removed 0) and now considering 2685/2685 (removed 0) transitions.
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:44:21] [INFO ] Invariants computation overflowed in 50 ms
[2024-05-31 19:44:21] [INFO ] Implicit Places using invariants in 367 ms returned []
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:44:21] [INFO ] Invariants computation overflowed in 39 ms
[2024-05-31 19:44:22] [INFO ] State equation strengthened by 204 read => feed constraints.
[2024-05-31 19:44:30] [INFO ] Implicit Places using invariants and state equation in 8819 ms returned []
Implicit Place search using SMT with State Equation took 9212 ms to find 0 implicit places.
[2024-05-31 19:44:30] [INFO ] Redundant transitions in 168 ms returned []
Running 2684 sub problems to find dead transitions.
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:44:30] [INFO ] Invariants computation overflowed in 46 ms
[2024-05-31 19:44:30] [INFO ] State equation strengthened by 204 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2784/5470 variables, and 0 constraints, problems are : Problem set: 0 solved, 2684 unsolved in 30039 ms.
Refiners :[State Equation: 0/2785 constraints, ReadFeed: 0/204 constraints, PredecessorRefiner: 2684/2684 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2684 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 2784/5470 variables, and 0 constraints, problems are : Problem set: 0 solved, 2684 unsolved in 30047 ms.
Refiners :[State Equation: 0/2785 constraints, ReadFeed: 0/204 constraints, PredecessorRefiner: 0/2684 constraints, Known Traps: 0/0 constraints]
After SMT, in 61034ms problems are : Problem set: 0 solved, 2684 unsolved
Search for dead transitions found 0 dead transitions in 61053ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70520 ms. Remains : 2785/2785 places, 2685/2685 transitions.
RANDOM walk for 400000 steps (57696 resets) in 37390 ms. (10 steps per ms) remains 2723/2725 properties
Running SMT prover for 2723 properties.
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:45:41] [INFO ] Invariants computation overflowed in 55 ms
[2024-05-31 19:49:02] [INFO ] After 198045ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2721
[2024-05-31 19:49:02] [INFO ] State equation strengthened by 204 read => feed constraints.
SMT process timed out, exceeded limit of 100
[2024-05-31 19:49:02] [INFO ] After 1ms SMT Verify possible using After timeout in real domain returned unsat :0 sat :2721
[2024-05-31 19:49:02] [INFO ] After 200077ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2721
RANDOM walk for 1143165 steps (164938 resets) in 120012 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (368 resets) in 396 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (380 resets) in 432 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (379 resets) in 454 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (357 resets) in 446 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (363 resets) in 402 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (359 resets) in 455 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (360 resets) in 410 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (367 resets) in 466 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (361 resets) in 398 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (368 resets) in 391 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (339 resets) in 443 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (384 resets) in 378 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (358 resets) in 490 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (367 resets) in 449 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (364 resets) in 405 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (358 resets) in 437 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (372 resets) in 385 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (355 resets) in 433 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (356 resets) in 438 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (364 resets) in 407 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (383 resets) in 448 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (373 resets) in 393 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (355 resets) in 446 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (362 resets) in 634 ms. (6 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (381 resets) in 508 ms. (7 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (367 resets) in 464 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (385 resets) in 469 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (360 resets) in 483 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (379 resets) in 641 ms. (6 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (380 resets) in 412 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4004 steps (376 resets) in 539 ms. (7 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (366 resets) in 428 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (379 resets) in 574 ms. (6 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (346 resets) in 532 ms. (7 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (359 resets) in 514 ms. (7 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (366 resets) in 371 ms. (10 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (364 resets) in 467 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (382 resets) in 432 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (368 resets) in 423 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (368 resets) in 433 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (359 resets) in 467 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (349 resets) in 582 ms. (6 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (369 resets) in 601 ms. (6 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4000 steps (379 resets) in 431 ms. (9 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4003 steps (344 resets) in 534 ms. (7 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4004 steps (367 resets) in 488 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (371 resets) in 463 ms. (8 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4002 steps (353 resets) in 355 ms. (11 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (358 resets) in 629 ms. (6 steps per ms) remains 2039/2039 properties
BEST_FIRST walk for 4001 steps (369 resets) in 384 ms. (10 steps per ms) remains 2039/2039 properties
Probabilistic random walk after 1000000 steps, saw 500222 distinct states, run finished after 103316 ms. (steps per millisecond=9 ) properties seen :0
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:51:22] [INFO ] Invariants computation overflowed in 45 ms
[2024-05-31 19:51:22] [INFO ] State equation strengthened by 204 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2725 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2039 unsolved
SMT process timed out in 105822ms, After SMT, problems are : Problem set: 0 solved, 2039 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2725 out of 2785 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2785/2785 places, 2685/2685 transitions.
Applied a total of 0 rules in 74 ms. Remains 2785 /2785 variables (removed 0) and now considering 2685/2685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 2785/2785 places, 2685/2685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2785/2785 places, 2685/2685 transitions.
Applied a total of 0 rules in 70 ms. Remains 2785 /2785 variables (removed 0) and now considering 2685/2685 (removed 0) transitions.
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:53:08] [INFO ] Invariants computation overflowed in 48 ms
[2024-05-31 19:53:09] [INFO ] Implicit Places using invariants in 347 ms returned []
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:53:09] [INFO ] Invariants computation overflowed in 47 ms
[2024-05-31 19:53:10] [INFO ] State equation strengthened by 204 read => feed constraints.
[2024-05-31 19:53:18] [INFO ] Implicit Places using invariants and state equation in 9183 ms returned []
Implicit Place search using SMT with State Equation took 9540 ms to find 0 implicit places.
[2024-05-31 19:53:18] [INFO ] Redundant transitions in 140 ms returned []
Running 2684 sub problems to find dead transitions.
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:53:18] [INFO ] Invariants computation overflowed in 55 ms
[2024-05-31 19:53:18] [INFO ] State equation strengthened by 204 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2784/5470 variables, and 0 constraints, problems are : Problem set: 0 solved, 2684 unsolved in 30038 ms.
Refiners :[State Equation: 0/2785 constraints, ReadFeed: 0/204 constraints, PredecessorRefiner: 2684/2684 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2684 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 2784/5470 variables, and 0 constraints, problems are : Problem set: 0 solved, 2684 unsolved in 30055 ms.
Refiners :[State Equation: 0/2785 constraints, ReadFeed: 0/204 constraints, PredecessorRefiner: 0/2684 constraints, Known Traps: 0/0 constraints]
After SMT, in 61065ms problems are : Problem set: 0 solved, 2684 unsolved
Search for dead transitions found 0 dead transitions in 61085ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70847 ms. Remains : 2785/2785 places, 2685/2685 transitions.
RANDOM walk for 400000 steps (57871 resets) in 87650 ms. (4 steps per ms) remains 2723/2725 properties
Running SMT prover for 2723 properties.
// Phase 1: matrix 2685 rows 2785 cols
[2024-05-31 19:54:44] [INFO ] Invariants computation overflowed in 49 ms

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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -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="DoubleExponent-PT-100"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is DoubleExponent-PT-100, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r490-tall-171631145000357"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-100.tgz
mv DoubleExponent-PT-100 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;