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.r216-smll-167840358400222.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 marciexred
Input is HealthRecord-PT-16, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r216-smll-167840358400222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 6.5K Feb 26 18:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 18:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 26 18:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 26 18:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 18:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 26 18:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Feb 26 18:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Feb 26 18:06 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 125K 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 1678626442496

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=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HealthRecord-PT-16
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-12 13:07:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-12 13:07:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 13:07:25] [INFO ] Load time of PNML (sax parser for PT used): 115 ms
[2023-03-12 13:07:25] [INFO ] Transformed 453 places.
[2023-03-12 13:07:25] [INFO ] Transformed 594 transitions.
[2023-03-12 13:07:25] [INFO ] Found NUPN structural information;
[2023-03-12 13:07:25] [INFO ] Parsed PT model containing 453 places and 594 transitions and 1333 arcs in 227 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 453/453 places, 594/594 transitions.
Graph (trivial) has 536 edges and 453 vertex of which 49 / 453 are part of one of the 17 SCC in 8 ms
Free SCC test removed 32 places
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions removed 218 transitions
Trivial Post-agglo rules discarded 218 transitions
Performed 218 trivial Post agglomeration. Transition count delta: 218
Iterating post reduction 0 with 218 rules applied. Total rules applied 219 place count 421 transition count 341
Reduce places removed 218 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 245 rules applied. Total rules applied 464 place count 203 transition count 314
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 475 place count 192 transition count 314
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 475 place count 192 transition count 305
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 493 place count 183 transition count 305
Performed 75 Post agglomeration using F-continuation condition.Transition count delta: 75
Deduced a syphon composed of 75 places in 1 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 3 with 150 rules applied. Total rules applied 643 place count 108 transition count 230
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: -42
Deduced a syphon composed of 23 places in 1 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 689 place count 85 transition count 272
Applied a total of 689 rules in 76 ms. Remains 85 /453 variables (removed 368) and now considering 272/594 (removed 322) transitions.
[2023-03-12 13:07:25] [INFO ] Flow matrix only has 250 transitions (discarded 22 similar events)
// Phase 1: matrix 250 rows 85 cols
[2023-03-12 13:07:25] [INFO ] Computed 14 place invariants in 14 ms
[2023-03-12 13:07:25] [INFO ] Implicit Places using invariants in 329 ms returned []
[2023-03-12 13:07:25] [INFO ] Flow matrix only has 250 transitions (discarded 22 similar events)
[2023-03-12 13:07:25] [INFO ] Invariant cache hit.
[2023-03-12 13:07:25] [INFO ] State equation strengthened by 14 read => feed constraints.
[2023-03-12 13:07:25] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 619 ms to find 0 implicit places.
[2023-03-12 13:07:25] [INFO ] Flow matrix only has 250 transitions (discarded 22 similar events)
[2023-03-12 13:07:25] [INFO ] Invariant cache hit.
[2023-03-12 13:07:26] [INFO ] Dead Transitions using invariants and state equation in 241 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 85/453 places, 272/594 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 939 ms. Remains : 85/453 places, 272/594 transitions.
Discarding 198 transitions out of 272. Remains 74
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1058 resets, run finished after 647 ms. (steps per millisecond=15 ) properties (out of 73) seen :43
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1000 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 30) 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 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 30) 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 30) 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 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 17 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 30) 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 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 30) 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 30) 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 30) seen :0
Incomplete Best-First random walk after 1000 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 30) 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 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 30) 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 30) seen :0
Running SMT prover for 30 properties.
[2023-03-12 13:07:27] [INFO ] Flow matrix only has 250 transitions (discarded 22 similar events)
[2023-03-12 13:07:27] [INFO ] Invariant cache hit.
[2023-03-12 13:07:27] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2023-03-12 13:07:27] [INFO ] [Real]Absence check using 8 positive and 6 generalized place invariants in 6 ms returned sat
[2023-03-12 13:07:28] [INFO ] After 556ms SMT Verify possible using state equation in real domain returned unsat :0 sat :4 real:26
[2023-03-12 13:07:28] [INFO ] State equation strengthened by 14 read => feed constraints.
[2023-03-12 13:07:28] [INFO ] After 46ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :0 real:30
[2023-03-12 13:07:28] [INFO ] After 943ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:30
[2023-03-12 13:07:28] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2023-03-12 13:07:28] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 5 ms returned sat
[2023-03-12 13:07:28] [INFO ] After 636ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :30
[2023-03-12 13:07:29] [INFO ] After 746ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :30
[2023-03-12 13:07:30] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 6 ms to minimize.
[2023-03-12 13:07:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 85 ms
[2023-03-12 13:07:30] [INFO ] After 1600ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :30
Attempting to minimize the solution found.
Minimization took 437 ms.
[2023-03-12 13:07:31] [INFO ] After 2938ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :30
Parikh walk visited 0 properties in 18 ms.
Support contains 41 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 272/272 transitions.
Graph (complete) has 407 edges and 85 vertex of which 78 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions removed 7 transitions
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 78 transition count 255
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 77 transition count 250
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 77 transition count 250
Drop transitions removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 1 with 18 rules applied. Total rules applied 31 place count 77 transition count 232
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 41 place count 77 transition count 222
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 51 place count 67 transition count 222
Drop transitions removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 2 with 18 rules applied. Total rules applied 69 place count 67 transition count 204
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 71 place count 66 transition count 212
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 66 transition count 212
Applied a total of 72 rules in 60 ms. Remains 66 /85 variables (removed 19) and now considering 212/272 (removed 60) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 66/85 places, 212/272 transitions.
Incomplete random walk after 1000000 steps, including 109262 resets, run finished after 27352 ms. (steps per millisecond=36 ) properties (out of 30) seen :15
Incomplete Best-First random walk after 100000 steps, including 1407 resets, run finished after 355 ms. (steps per millisecond=281 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 1405 resets, run finished after 374 ms. (steps per millisecond=267 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 1196 resets, run finished after 402 ms. (steps per millisecond=248 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 1194 resets, run finished after 381 ms. (steps per millisecond=262 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 100001 steps, including 1189 resets, run finished after 379 ms. (steps per millisecond=263 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 100001 steps, including 1219 resets, run finished after 396 ms. (steps per millisecond=252 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 1574 resets, run finished after 384 ms. (steps per millisecond=260 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 1403 resets, run finished after 361 ms. (steps per millisecond=277 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 1383 resets, run finished after 351 ms. (steps per millisecond=284 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 1382 resets, run finished after 347 ms. (steps per millisecond=288 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 1408 resets, run finished after 340 ms. (steps per millisecond=294 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 1418 resets, run finished after 346 ms. (steps per millisecond=289 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 1395 resets, run finished after 349 ms. (steps per millisecond=286 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
[2023-03-12 13:08:03] [INFO ] Flow matrix only has 200 transitions (discarded 12 similar events)
// Phase 1: matrix 200 rows 66 cols
[2023-03-12 13:08:03] [INFO ] Computed 7 place invariants in 3 ms
[2023-03-12 13:08:03] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 13:08:03] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 5 ms returned sat
[2023-03-12 13:08:03] [INFO ] After 232ms SMT Verify possible using state equation in real domain returned unsat :0 sat :6 real:7
[2023-03-12 13:08:03] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-12 13:08:03] [INFO ] After 105ms SMT Verify possible using 13 Read/Feed constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-12 13:08:03] [INFO ] After 452ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-12 13:08:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-12 13:08:03] [INFO ] [Nat]Absence check using 1 positive and 6 generalized place invariants in 6 ms returned sat
[2023-03-12 13:08:04] [INFO ] After 312ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-12 13:08:04] [INFO ] After 224ms SMT Verify possible using 13 Read/Feed constraints in natural domain returned unsat :0 sat :13
[2023-03-12 13:08:04] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 2 ms to minimize.
[2023-03-12 13:08:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2023-03-12 13:08:04] [INFO ] After 567ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :13
Attempting to minimize the solution found.
Minimization took 157 ms.
[2023-03-12 13:08:04] [INFO ] After 1201ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :13
Fused 13 Parikh solutions to 12 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 22 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 212/212 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 61 transition count 191
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 61 transition count 191
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 58 transition count 185
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 58 transition count 185
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 58 transition count 183
Free-agglomeration rule applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 21 place count 58 transition count 180
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 25 place count 55 transition count 179
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 32 place count 55 transition count 179
Applied a total of 32 rules in 30 ms. Remains 55 /66 variables (removed 11) and now considering 179/212 (removed 33) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 55/66 places, 179/212 transitions.
Incomplete random walk after 1000000 steps, including 97089 resets, run finished after 20914 ms. (steps per millisecond=47 ) properties (out of 13) seen :5
Incomplete Best-First random walk after 1000001 steps, including 13162 resets, run finished after 2937 ms. (steps per millisecond=340 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13125 resets, run finished after 3061 ms. (steps per millisecond=326 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 10983 resets, run finished after 2994 ms. (steps per millisecond=334 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 16566 resets, run finished after 3299 ms. (steps per millisecond=303 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12689 resets, run finished after 3184 ms. (steps per millisecond=314 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12680 resets, run finished after 3149 ms. (steps per millisecond=317 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12709 resets, run finished after 3073 ms. (steps per millisecond=325 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12670 resets, run finished after 3044 ms. (steps per millisecond=328 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-12 13:08:50] [INFO ] Flow matrix only has 166 transitions (discarded 13 similar events)
// Phase 1: matrix 166 rows 55 cols
[2023-03-12 13:08:50] [INFO ] Computed 7 place invariants in 4 ms
[2023-03-12 13:08:50] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-12 13:08:50] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 5 ms returned sat
[2023-03-12 13:08:50] [INFO ] After 123ms SMT Verify possible using state equation in real domain returned unsat :0 sat :5 real:3
[2023-03-12 13:08:50] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-12 13:08:50] [INFO ] After 47ms SMT Verify possible using 12 Read/Feed constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-12 13:08:50] [INFO ] After 244ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-12 13:08:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 13:08:50] [INFO ] [Nat]Absence check using 1 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-12 13:08:51] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-12 13:08:51] [INFO ] After 86ms SMT Verify possible using 12 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-12 13:08:51] [INFO ] After 212ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 92 ms.
[2023-03-12 13:08:51] [INFO ] After 496ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Fused 8 Parikh solutions to 7 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 17 out of 55 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 179/179 transitions.
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 55 transition count 179
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 54 transition count 174
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 54 transition count 174
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 53 transition count 172
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 53 transition count 172
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 7 place count 53 transition count 171
Applied a total of 7 rules in 21 ms. Remains 53 /55 variables (removed 2) and now considering 171/179 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 53/55 places, 171/179 transitions.
Incomplete random walk after 1000000 steps, including 97130 resets, run finished after 18772 ms. (steps per millisecond=53 ) properties (out of 8) seen :2
Incomplete Best-First random walk after 1000001 steps, including 13166 resets, run finished after 2762 ms. (steps per millisecond=362 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13162 resets, run finished after 2678 ms. (steps per millisecond=373 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000001 steps, including 16593 resets, run finished after 2732 ms. (steps per millisecond=366 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12704 resets, run finished after 2572 ms. (steps per millisecond=388 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12708 resets, run finished after 2554 ms. (steps per millisecond=391 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-12 13:09:23] [INFO ] Flow matrix only has 158 transitions (discarded 13 similar events)
// Phase 1: matrix 158 rows 53 cols
[2023-03-12 13:09:23] [INFO ] Computed 7 place invariants in 4 ms
[2023-03-12 13:09:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 13:09:23] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-12 13:09:23] [INFO ] After 86ms SMT Verify possible using state equation in real domain returned unsat :0 sat :4 real:1
[2023-03-12 13:09:23] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-12 13:09:23] [INFO ] After 35ms SMT Verify possible using 12 Read/Feed constraints in real domain returned unsat :0 sat :1 real:4
[2023-03-12 13:09:23] [INFO ] After 49ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 13:09:23] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 13:09:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 13:09:23] [INFO ] [Nat]Absence check using 1 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-12 13:09:23] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 13:09:23] [INFO ] After 44ms SMT Verify possible using 12 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 13:09:23] [INFO ] After 114ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 40 ms.
[2023-03-12 13:09:23] [INFO ] After 292ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 13 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 171/171 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 52 transition count 166
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 52 transition count 166
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 51 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 51 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 50 transition count 157
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 50 transition count 157
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 8 place count 50 transition count 155
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 50 transition count 154
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 10 place count 49 transition count 154
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 11 place count 49 transition count 154
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 12 place count 48 transition count 149
Iterating global reduction 2 with 1 rules applied. Total rules applied 13 place count 48 transition count 149
Applied a total of 13 rules in 24 ms. Remains 48 /53 variables (removed 5) and now considering 149/171 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 48/53 places, 149/171 transitions.
Incomplete random walk after 1000000 steps, including 97121 resets, run finished after 16338 ms. (steps per millisecond=61 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 13161 resets, run finished after 2522 ms. (steps per millisecond=396 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13152 resets, run finished after 2332 ms. (steps per millisecond=428 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 16552 resets, run finished after 1814 ms. (steps per millisecond=551 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-12 13:09:46] [INFO ] Flow matrix only has 136 transitions (discarded 13 similar events)
// Phase 1: matrix 136 rows 48 cols
[2023-03-12 13:09:46] [INFO ] Computed 7 place invariants in 4 ms
[2023-03-12 13:09:47] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 13:09:47] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-12 13:09:47] [INFO ] After 62ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2023-03-12 13:09:47] [INFO ] State equation strengthened by 14 read => feed constraints.
[2023-03-12 13:09:47] [INFO ] After 25ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 13:09:47] [INFO ] After 141ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 13:09:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-12 13:09:47] [INFO ] [Nat]Absence check using 1 positive and 6 generalized place invariants in 3 ms returned sat
[2023-03-12 13:09:47] [INFO ] After 59ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-12 13:09:47] [INFO ] After 24ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-12 13:09:47] [INFO ] After 53ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-12 13:09:47] [INFO ] After 180ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 10 out of 48 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 48/48 places, 149/149 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 47 transition count 144
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 47 transition count 144
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 46 transition count 142
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 46 transition count 142
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 45 transition count 135
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 45 transition count 135
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 8 place count 45 transition count 133
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 45 transition count 132
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 10 place count 44 transition count 132
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 11 place count 44 transition count 131
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 12 place count 44 transition count 131
Applied a total of 12 rules in 20 ms. Remains 44 /48 variables (removed 4) and now considering 131/149 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 44/48 places, 131/149 transitions.
Incomplete random walk after 1000000 steps, including 105125 resets, run finished after 10635 ms. (steps per millisecond=94 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13682 resets, run finished after 1544 ms. (steps per millisecond=647 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13722 resets, run finished after 1543 ms. (steps per millisecond=648 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 16558 resets, run finished after 1792 ms. (steps per millisecond=558 ) properties (out of 3) seen :0
Finished probabilistic random walk after 3298 steps, run visited all 3 properties in 32 ms. (steps per millisecond=103 )
Probabilistic random walk after 3298 steps, saw 1042 distinct states, run finished after 32 ms. (steps per millisecond=103 ) properties seen :3
Able to resolve query QuasiLiveness after proving 74 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 157882 ms.
ITS solved all properties within timeout

BK_STOP 1678626604173

--------------------
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-16"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is HealthRecord-PT-16, 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 r216-smll-167840358400222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-16.tgz
mv HealthRecord-PT-16 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 ;