Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r213-smll-167840356700227.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool lolaxred
Input is HealthRecord-PT-17, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r213-smll-167840356700227
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 6.1K Feb 26 17:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Feb 26 17:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 26 17:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 26 17:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 17:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 114K Feb 26 17:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Feb 26 17:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Feb 26 17:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 175K Mar 5 18:22 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 1678612531218

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HealthRecord-PT-17
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-12 09:15:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-12 09:15:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 09:15:34] [INFO ] Load time of PNML (sax parser for PT used): 132 ms
[2023-03-12 09:15:34] [INFO ] Transformed 624 places.
[2023-03-12 09:15:34] [INFO ] Transformed 828 transitions.
[2023-03-12 09:15:34] [INFO ] Found NUPN structural information;
[2023-03-12 09:15:34] [INFO ] Parsed PT model containing 624 places and 828 transitions and 1879 arcs in 241 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 624/624 places, 828/828 transitions.
Graph (trivial) has 750 edges and 624 vertex of which 87 / 624 are part of one of the 21 SCC in 9 ms
Free SCC test removed 66 places
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Drop transitions removed 295 transitions
Trivial Post-agglo rules discarded 295 transitions
Performed 295 trivial Post agglomeration. Transition count delta: 295
Iterating post reduction 0 with 295 rules applied. Total rules applied 296 place count 558 transition count 458
Reduce places removed 295 places and 0 transitions.
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Drop transitions removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 337 rules applied. Total rules applied 633 place count 263 transition count 416
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 647 place count 249 transition count 416
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 647 place count 249 transition count 406
Deduced a syphon composed of 10 places in 3 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 667 place count 239 transition count 406
Performed 97 Post agglomeration using F-continuation condition.Transition count delta: 97
Deduced a syphon composed of 97 places in 2 ms
Reduce places removed 97 places and 0 transitions.
Iterating global reduction 3 with 194 rules applied. Total rules applied 861 place count 142 transition count 309
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -77
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 933 place count 106 transition count 386
Applied a total of 933 rules in 96 ms. Remains 106 /624 variables (removed 518) and now considering 386/828 (removed 442) transitions.
[2023-03-12 09:15:34] [INFO ] Flow matrix only has 357 transitions (discarded 29 similar events)
// Phase 1: matrix 357 rows 106 cols
[2023-03-12 09:15:34] [INFO ] Computed 18 place invariants in 20 ms
[2023-03-12 09:15:34] [INFO ] Implicit Places using invariants in 386 ms returned []
[2023-03-12 09:15:34] [INFO ] Flow matrix only has 357 transitions (discarded 29 similar events)
[2023-03-12 09:15:34] [INFO ] Invariant cache hit.
[2023-03-12 09:15:34] [INFO ] State equation strengthened by 54 read => feed constraints.
[2023-03-12 09:15:35] [INFO ] Implicit Places using invariants and state equation in 600 ms returned []
Implicit Place search using SMT with State Equation took 1029 ms to find 0 implicit places.
[2023-03-12 09:15:35] [INFO ] Flow matrix only has 357 transitions (discarded 29 similar events)
[2023-03-12 09:15:35] [INFO ] Invariant cache hit.
[2023-03-12 09:15:35] [INFO ] Dead Transitions using invariants and state equation in 341 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 106/624 places, 386/828 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1468 ms. Remains : 106/624 places, 386/828 transitions.
Discarding 295 transitions out of 386. Remains 91
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 943 resets, run finished after 600 ms. (steps per millisecond=16 ) properties (out of 90) seen :45
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 45) seen :0
Running SMT prover for 45 properties.
[2023-03-12 09:15:36] [INFO ] Flow matrix only has 357 transitions (discarded 29 similar events)
[2023-03-12 09:15:36] [INFO ] Invariant cache hit.
[2023-03-12 09:15:36] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-12 09:15:36] [INFO ] [Real]Absence check using 10 positive and 8 generalized place invariants in 10 ms returned sat
[2023-03-12 09:15:38] [INFO ] After 1058ms SMT Verify possible using state equation in real domain returned unsat :0 sat :12 real:33
[2023-03-12 09:15:38] [INFO ] State equation strengthened by 54 read => feed constraints.
[2023-03-12 09:15:38] [INFO ] After 182ms SMT Verify possible using 54 Read/Feed constraints in real domain returned unsat :0 sat :0 real:45
[2023-03-12 09:15:38] [INFO ] After 1718ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:45
[2023-03-12 09:15:38] [INFO ] [Nat]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-12 09:15:38] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 7 ms returned sat
[2023-03-12 09:15:39] [INFO ] After 935ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :45
[2023-03-12 09:15:40] [INFO ] After 989ms SMT Verify possible using 54 Read/Feed constraints in natural domain returned unsat :0 sat :45
[2023-03-12 09:15:42] [INFO ] After 2319ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :45
Attempting to minimize the solution found.
Minimization took 1021 ms.
[2023-03-12 09:15:43] [INFO ] After 4688ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :45
Fused 45 Parikh solutions to 41 different solutions.
Parikh walk visited 0 properties in 103 ms.
Support contains 60 out of 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 386/386 transitions.
Drop transitions removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 106 transition count 365
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 23 place count 104 transition count 355
Iterating global reduction 1 with 2 rules applied. Total rules applied 25 place count 104 transition count 355
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 27 place count 102 transition count 351
Iterating global reduction 1 with 2 rules applied. Total rules applied 29 place count 102 transition count 351
Drop transitions removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 61 place count 102 transition count 319
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 67 place count 102 transition count 313
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 73 place count 96 transition count 313
Drop transitions removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 2 with 11 rules applied. Total rules applied 84 place count 96 transition count 302
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 87 place count 96 transition count 302
Applied a total of 87 rules in 112 ms. Remains 96 /106 variables (removed 10) and now considering 302/386 (removed 84) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 112 ms. Remains : 96/106 places, 302/386 transitions.
Interrupted random walk after 893170 steps, including 85601 resets, run timeout after 30001 ms. (steps per millisecond=29 ) properties seen 16
Incomplete Best-First random walk after 100001 steps, including 915 resets, run finished after 364 ms. (steps per millisecond=274 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 912 resets, run finished after 323 ms. (steps per millisecond=309 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 911 resets, run finished after 410 ms. (steps per millisecond=243 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 908 resets, run finished after 372 ms. (steps per millisecond=268 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 899 resets, run finished after 332 ms. (steps per millisecond=301 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 909 resets, run finished after 335 ms. (steps per millisecond=298 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 914 resets, run finished after 312 ms. (steps per millisecond=320 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 911 resets, run finished after 310 ms. (steps per millisecond=322 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100000 steps, including 918 resets, run finished after 329 ms. (steps per millisecond=303 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 909 resets, run finished after 317 ms. (steps per millisecond=315 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 906 resets, run finished after 326 ms. (steps per millisecond=306 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 906 resets, run finished after 324 ms. (steps per millisecond=308 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 906 resets, run finished after 327 ms. (steps per millisecond=305 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 895 resets, run finished after 321 ms. (steps per millisecond=311 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 1276 resets, run finished after 511 ms. (steps per millisecond=195 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100000 steps, including 1271 resets, run finished after 439 ms. (steps per millisecond=227 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 1226 resets, run finished after 464 ms. (steps per millisecond=215 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 653 resets, run finished after 317 ms. (steps per millisecond=315 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 652 resets, run finished after 316 ms. (steps per millisecond=316 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 678 resets, run finished after 322 ms. (steps per millisecond=310 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 622 resets, run finished after 308 ms. (steps per millisecond=324 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 648 resets, run finished after 283 ms. (steps per millisecond=353 ) properties (out of 29) seen :1
Incomplete Best-First random walk after 100001 steps, including 643 resets, run finished after 313 ms. (steps per millisecond=319 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 651 resets, run finished after 293 ms. (steps per millisecond=341 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 900 resets, run finished after 354 ms. (steps per millisecond=282 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 886 resets, run finished after 346 ms. (steps per millisecond=289 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 902 resets, run finished after 348 ms. (steps per millisecond=287 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 891 resets, run finished after 369 ms. (steps per millisecond=271 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 899 resets, run finished after 368 ms. (steps per millisecond=271 ) properties (out of 28) seen :0
Running SMT prover for 28 properties.
[2023-03-12 09:16:23] [INFO ] Flow matrix only has 290 transitions (discarded 12 similar events)
// Phase 1: matrix 290 rows 96 cols
[2023-03-12 09:16:23] [INFO ] Computed 18 place invariants in 4 ms
[2023-03-12 09:16:23] [INFO ] [Real]Absence check using 10 positive place invariants in 12 ms returned sat
[2023-03-12 09:16:23] [INFO ] [Real]Absence check using 10 positive and 8 generalized place invariants in 7 ms returned sat
[2023-03-12 09:16:24] [INFO ] After 482ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:25
[2023-03-12 09:16:24] [INFO ] State equation strengthened by 53 read => feed constraints.
[2023-03-12 09:16:24] [INFO ] After 40ms SMT Verify possible using 53 Read/Feed constraints in real domain returned unsat :0 sat :0 real:28
[2023-03-12 09:16:24] [INFO ] After 759ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:28
[2023-03-12 09:16:24] [INFO ] [Nat]Absence check using 10 positive place invariants in 7 ms returned sat
[2023-03-12 09:16:24] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 7 ms returned sat
[2023-03-12 09:16:24] [INFO ] After 474ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :28
[2023-03-12 09:16:25] [INFO ] After 413ms SMT Verify possible using 53 Read/Feed constraints in natural domain returned unsat :0 sat :28
[2023-03-12 09:16:25] [INFO ] After 1029ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :28
Attempting to minimize the solution found.
Minimization took 445 ms.
[2023-03-12 09:16:26] [INFO ] After 2161ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :28
Fused 28 Parikh solutions to 20 different solutions.
Parikh walk visited 0 properties in 343 ms.
Support contains 42 out of 96 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 302/302 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 92 transition count 285
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 92 transition count 285
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 17 place count 83 transition count 267
Iterating global reduction 0 with 9 rules applied. Total rules applied 26 place count 83 transition count 267
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 35 place count 83 transition count 258
Free-agglomeration rule applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 38 place count 83 transition count 255
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 41 place count 80 transition count 255
Applied a total of 41 rules in 28 ms. Remains 80 /96 variables (removed 16) and now considering 255/302 (removed 47) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 80/96 places, 255/302 transitions.
Interrupted random walk after 968912 steps, including 92544 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 11
Incomplete Best-First random walk after 100001 steps, including 957 resets, run finished after 391 ms. (steps per millisecond=255 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 961 resets, run finished after 344 ms. (steps per millisecond=290 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 959 resets, run finished after 345 ms. (steps per millisecond=289 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 945 resets, run finished after 348 ms. (steps per millisecond=287 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 1273 resets, run finished after 388 ms. (steps per millisecond=257 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 1236 resets, run finished after 513 ms. (steps per millisecond=194 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 855 resets, run finished after 383 ms. (steps per millisecond=261 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 854 resets, run finished after 334 ms. (steps per millisecond=299 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 853 resets, run finished after 334 ms. (steps per millisecond=299 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 848 resets, run finished after 329 ms. (steps per millisecond=303 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 861 resets, run finished after 318 ms. (steps per millisecond=314 ) properties (out of 17) seen :3
Incomplete Best-First random walk after 100001 steps, including 848 resets, run finished after 300 ms. (steps per millisecond=333 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 959 resets, run finished after 315 ms. (steps per millisecond=317 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 945 resets, run finished after 305 ms. (steps per millisecond=327 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 945 resets, run finished after 293 ms. (steps per millisecond=341 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 947 resets, run finished after 282 ms. (steps per millisecond=354 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 946 resets, run finished after 210 ms. (steps per millisecond=476 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
[2023-03-12 09:17:02] [INFO ] Flow matrix only has 243 transitions (discarded 12 similar events)
// Phase 1: matrix 243 rows 80 cols
[2023-03-12 09:17:02] [INFO ] Computed 18 place invariants in 6 ms
[2023-03-12 09:17:02] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-12 09:17:02] [INFO ] [Real]Absence check using 10 positive and 8 generalized place invariants in 6 ms returned sat
[2023-03-12 09:17:02] [INFO ] After 370ms SMT Verify possible using state equation in real domain returned unsat :0 sat :6 real:8
[2023-03-12 09:17:02] [INFO ] State equation strengthened by 53 read => feed constraints.
[2023-03-12 09:17:03] [INFO ] After 120ms SMT Verify possible using 53 Read/Feed constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-12 09:17:03] [INFO ] After 666ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-12 09:17:03] [INFO ] [Nat]Absence check using 10 positive place invariants in 10 ms returned sat
[2023-03-12 09:17:03] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 7 ms returned sat
[2023-03-12 09:17:03] [INFO ] After 396ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-12 09:17:03] [INFO ] After 229ms SMT Verify possible using 53 Read/Feed constraints in natural domain returned unsat :0 sat :14
[2023-03-12 09:17:04] [INFO ] After 547ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :14
Attempting to minimize the solution found.
Minimization took 338 ms.
[2023-03-12 09:17:04] [INFO ] After 1471ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :14
Fused 14 Parikh solutions to 13 different solutions.
Parikh walk visited 0 properties in 1230 ms.
Support contains 28 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 255/255 transitions.
Graph (complete) has 437 edges and 80 vertex of which 71 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 0 output transitions
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 71 transition count 254
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 70 transition count 254
Applied a total of 3 rules in 14 ms. Remains 70 /80 variables (removed 10) and now considering 254/255 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 70/80 places, 254/255 transitions.
Incomplete random walk after 1000000 steps, including 95308 resets, run finished after 26483 ms. (steps per millisecond=37 ) properties (out of 14) seen :2
Incomplete Best-First random walk after 1000001 steps, including 9714 resets, run finished after 3011 ms. (steps per millisecond=332 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9633 resets, run finished after 3076 ms. (steps per millisecond=325 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12365 resets, run finished after 3663 ms. (steps per millisecond=273 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 8574 resets, run finished after 3266 ms. (steps per millisecond=306 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 8572 resets, run finished after 3284 ms. (steps per millisecond=304 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 8552 resets, run finished after 3271 ms. (steps per millisecond=305 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000000 steps, including 8565 resets, run finished after 3269 ms. (steps per millisecond=305 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9575 resets, run finished after 3162 ms. (steps per millisecond=316 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9562 resets, run finished after 3172 ms. (steps per millisecond=315 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9587 resets, run finished after 3144 ms. (steps per millisecond=318 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9523 resets, run finished after 3086 ms. (steps per millisecond=324 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9591 resets, run finished after 3140 ms. (steps per millisecond=318 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
[2023-03-12 09:18:10] [INFO ] Flow matrix only has 242 transitions (discarded 12 similar events)
// Phase 1: matrix 242 rows 70 cols
[2023-03-12 09:18:10] [INFO ] Computed 9 place invariants in 5 ms
[2023-03-12 09:18:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 09:18:10] [INFO ] [Real]Absence check using 1 positive and 8 generalized place invariants in 5 ms returned sat
[2023-03-12 09:18:11] [INFO ] After 239ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:10
[2023-03-12 09:18:11] [INFO ] State equation strengthened by 53 read => feed constraints.
[2023-03-12 09:18:11] [INFO ] After 37ms SMT Verify possible using 53 Read/Feed constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-12 09:18:11] [INFO ] After 384ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-12 09:18:11] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 09:18:11] [INFO ] [Nat]Absence check using 1 positive and 8 generalized place invariants in 7 ms returned sat
[2023-03-12 09:18:11] [INFO ] After 313ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-12 09:18:11] [INFO ] After 176ms SMT Verify possible using 53 Read/Feed constraints in natural domain returned unsat :0 sat :12
[2023-03-12 09:18:12] [INFO ] After 421ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :12
Attempting to minimize the solution found.
Minimization took 229 ms.
[2023-03-12 09:18:12] [INFO ] After 1097ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :12
Fused 12 Parikh solutions to 11 different solutions.
Parikh walk visited 0 properties in 1122 ms.
Support contains 25 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 69 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 69 transition count 253
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 68 transition count 259
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 68 transition count 258
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 7 place count 67 transition count 257
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 1 with 7 rules applied. Total rules applied 14 place count 67 transition count 257
Applied a total of 14 rules in 24 ms. Remains 67 /70 variables (removed 3) and now considering 257/254 (removed -3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 67/70 places, 257/254 transitions.
Incomplete random walk after 1000000 steps, including 105766 resets, run finished after 26423 ms. (steps per millisecond=37 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 10029 resets, run finished after 3051 ms. (steps per millisecond=327 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 10022 resets, run finished after 3018 ms. (steps per millisecond=331 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 11358 resets, run finished after 3079 ms. (steps per millisecond=324 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 8756 resets, run finished after 2935 ms. (steps per millisecond=340 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 1000001 steps, including 8697 resets, run finished after 2885 ms. (steps per millisecond=346 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 8783 resets, run finished after 2872 ms. (steps per millisecond=348 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 8744 resets, run finished after 2846 ms. (steps per millisecond=351 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9592 resets, run finished after 2745 ms. (steps per millisecond=364 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9595 resets, run finished after 2764 ms. (steps per millisecond=361 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9603 resets, run finished after 2757 ms. (steps per millisecond=362 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9618 resets, run finished after 2748 ms. (steps per millisecond=363 ) properties (out of 11) seen :0
Finished probabilistic random walk after 202533 steps, run visited all 11 properties in 1268 ms. (steps per millisecond=159 )
Probabilistic random walk after 202533 steps, saw 40186 distinct states, run finished after 1269 ms. (steps per millisecond=159 ) properties seen :11
Able to resolve query QuasiLiveness after proving 91 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 219020 ms.
ITS solved all properties within timeout

BK_STOP 1678612753872

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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="HealthRecord-PT-17"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is HealthRecord-PT-17, 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 r213-smll-167840356700227"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-17.tgz
mv HealthRecord-PT-17 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 ;