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.r021-oct2-167813609000297.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is AutoFlight-PT-12b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-oct2-167813609000297
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 704K
-rw-r--r-- 1 mcc users 7.6K Feb 25 18:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 25 18:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 25 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Feb 25 18:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 25 18:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Feb 25 18:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Feb 25 18:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 266K 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 1678932233968

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=AutoFlight-PT-12b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 02:03:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 02:03:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 02:03:56] [INFO ] Load time of PNML (sax parser for PT used): 92 ms
[2023-03-16 02:03:56] [INFO ] Transformed 1126 places.
[2023-03-16 02:03:56] [INFO ] Transformed 1124 transitions.
[2023-03-16 02:03:56] [INFO ] Found NUPN structural information;
[2023-03-16 02:03:56] [INFO ] Parsed PT model containing 1126 places and 1124 transitions and 2618 arcs in 171 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1126/1126 places, 1124/1124 transitions.
Drop transitions removed 448 transitions
Trivial Post-agglo rules discarded 448 transitions
Performed 448 trivial Post agglomeration. Transition count delta: 448
Iterating post reduction 0 with 448 rules applied. Total rules applied 448 place count 1126 transition count 676
Reduce places removed 448 places and 0 transitions.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 532 rules applied. Total rules applied 980 place count 678 transition count 592
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 1004 place count 654 transition count 592
Performed 151 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 151 Pre rules applied. Total rules applied 1004 place count 654 transition count 441
Deduced a syphon composed of 151 places in 6 ms
Reduce places removed 151 places and 0 transitions.
Iterating global reduction 3 with 302 rules applied. Total rules applied 1306 place count 503 transition count 441
Performed 218 Post agglomeration using F-continuation condition.Transition count delta: 218
Deduced a syphon composed of 218 places in 1 ms
Reduce places removed 218 places and 0 transitions.
Iterating global reduction 3 with 436 rules applied. Total rules applied 1742 place count 285 transition count 223
Applied a total of 1742 rules in 89 ms. Remains 285 /1126 variables (removed 841) and now considering 223/1124 (removed 901) transitions.
// Phase 1: matrix 223 rows 285 cols
[2023-03-16 02:03:56] [INFO ] Computed 76 place invariants in 17 ms
[2023-03-16 02:03:57] [INFO ] Implicit Places using invariants in 821 ms returned [87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 284]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 857 ms to find 13 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 272/1126 places, 223/1124 transitions.
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 12 Pre rules applied. Total rules applied 0 place count 272 transition count 211
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 260 transition count 211
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 52 place count 246 transition count 197
Applied a total of 52 rules in 13 ms. Remains 246 /272 variables (removed 26) and now considering 197/223 (removed 26) transitions.
// Phase 1: matrix 197 rows 246 cols
[2023-03-16 02:03:57] [INFO ] Computed 63 place invariants in 3 ms
[2023-03-16 02:03:57] [INFO ] Implicit Places using invariants in 230 ms returned []
[2023-03-16 02:03:57] [INFO ] Invariant cache hit.
[2023-03-16 02:03:57] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-16 02:03:58] [INFO ] Implicit Places using invariants and state equation in 609 ms returned []
Implicit Place search using SMT with State Equation took 848 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 246/1126 places, 197/1124 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1807 ms. Remains : 246/1126 places, 197/1124 transitions.
Discarding 48 transitions out of 197. Remains 149
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 232 resets, run finished after 518 ms. (steps per millisecond=19 ) properties (out of 148) seen :82
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Running SMT prover for 66 properties.
[2023-03-16 02:03:58] [INFO ] Invariant cache hit.
[2023-03-16 02:03:59] [INFO ] [Real]Absence check using 63 positive place invariants in 18 ms returned sat
[2023-03-16 02:04:01] [INFO ] After 2718ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:66
[2023-03-16 02:04:02] [INFO ] [Nat]Absence check using 63 positive place invariants in 14 ms returned sat
[2023-03-16 02:04:04] [INFO ] After 1712ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :66
[2023-03-16 02:04:04] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-16 02:04:06] [INFO ] After 1582ms SMT Verify possible using 60 Read/Feed constraints in natural domain returned unsat :0 sat :66
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 69 ms of which 10 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 53 ms of which 2 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 198 ms
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 73 ms of which 1 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 65 ms of which 1 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 2 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 283 ms
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 57 ms of which 1 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 3 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 0 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 174 ms
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 1 ms to minimize.
[2023-03-16 02:04:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 55 ms
[2023-03-16 02:04:06] [INFO ] Deduced a trap composed of 6 places in 57 ms of which 2 ms to minimize.
[2023-03-16 02:04:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 107 ms
[2023-03-16 02:04:07] [INFO ] Deduced a trap composed of 6 places in 48 ms of which 2 ms to minimize.
[2023-03-16 02:04:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2023-03-16 02:04:09] [INFO ] Deduced a trap composed of 6 places in 101 ms of which 1 ms to minimize.
[2023-03-16 02:04:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 122 ms
[2023-03-16 02:04:10] [INFO ] After 5648ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :66
Attempting to minimize the solution found.
Minimization took 1575 ms.
[2023-03-16 02:04:11] [INFO ] After 10174ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :66
Parikh walk visited 46 properties in 6378 ms.
Support contains 40 out of 246 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 246/246 places, 197/197 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 233 transition count 184
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 233 transition count 184
Free-agglomeration rule applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 50 place count 233 transition count 160
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 74 place count 209 transition count 160
Applied a total of 74 rules in 35 ms. Remains 209 /246 variables (removed 37) and now considering 160/197 (removed 37) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 209/246 places, 160/197 transitions.
Interrupted random walk after 976619 steps, including 18470 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 7
Incomplete Best-First random walk after 1000001 steps, including 2099 resets, run finished after 4551 ms. (steps per millisecond=219 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2076 resets, run finished after 4458 ms. (steps per millisecond=224 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2081 resets, run finished after 4552 ms. (steps per millisecond=219 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2120 resets, run finished after 4396 ms. (steps per millisecond=227 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2084 resets, run finished after 4397 ms. (steps per millisecond=227 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2118 resets, run finished after 4674 ms. (steps per millisecond=213 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2079 resets, run finished after 4299 ms. (steps per millisecond=232 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2089 resets, run finished after 4235 ms. (steps per millisecond=236 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2067 resets, run finished after 4394 ms. (steps per millisecond=227 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2072 resets, run finished after 4485 ms. (steps per millisecond=222 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2106 resets, run finished after 4254 ms. (steps per millisecond=235 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2099 resets, run finished after 4359 ms. (steps per millisecond=229 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2123 resets, run finished after 4212 ms. (steps per millisecond=237 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
// Phase 1: matrix 160 rows 209 cols
[2023-03-16 02:05:45] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 02:05:45] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2023-03-16 02:05:45] [INFO ] After 462ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-16 02:05:45] [INFO ] [Nat]Absence check using 63 positive place invariants in 21 ms returned sat
[2023-03-16 02:05:46] [INFO ] After 338ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-16 02:05:46] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-16 02:05:46] [INFO ] After 413ms SMT Verify possible using 84 Read/Feed constraints in natural domain returned unsat :0 sat :13
[2023-03-16 02:05:47] [INFO ] After 994ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :13
Attempting to minimize the solution found.
Minimization took 392 ms.
[2023-03-16 02:05:47] [INFO ] After 1973ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :13
Parikh walk visited 1 properties in 3785 ms.
Support contains 24 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 160/160 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 209 transition count 158
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 207 transition count 158
Applied a total of 4 rules in 11 ms. Remains 207 /209 variables (removed 2) and now considering 158/160 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 207/209 places, 158/160 transitions.
Interrupted random walk after 940447 steps, including 17910 resets, run timeout after 30001 ms. (steps per millisecond=31 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2263 resets, run finished after 4885 ms. (steps per millisecond=204 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2207 resets, run finished after 4554 ms. (steps per millisecond=219 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2262 resets, run finished after 4607 ms. (steps per millisecond=217 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2195 resets, run finished after 4433 ms. (steps per millisecond=225 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2220 resets, run finished after 4850 ms. (steps per millisecond=206 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2216 resets, run finished after 4820 ms. (steps per millisecond=207 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2235 resets, run finished after 4343 ms. (steps per millisecond=230 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2220 resets, run finished after 4493 ms. (steps per millisecond=222 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2210 resets, run finished after 4829 ms. (steps per millisecond=207 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2217 resets, run finished after 4713 ms. (steps per millisecond=212 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2238 resets, run finished after 4722 ms. (steps per millisecond=211 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2234 resets, run finished after 4654 ms. (steps per millisecond=214 ) properties (out of 12) seen :0
Interrupted probabilistic random walk after 38287143 steps, run timeout after 255001 ms. (steps per millisecond=150 ) properties seen :{}
Probabilistic random walk after 38287143 steps, saw 5941888 distinct states, run finished after 255006 ms. (steps per millisecond=150 ) properties seen :0
Running SMT prover for 12 properties.
// Phase 1: matrix 158 rows 207 cols
[2023-03-16 02:11:32] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 02:11:32] [INFO ] [Real]Absence check using 63 positive place invariants in 8 ms returned sat
[2023-03-16 02:11:32] [INFO ] After 430ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-16 02:11:33] [INFO ] [Nat]Absence check using 63 positive place invariants in 9 ms returned sat
[2023-03-16 02:11:33] [INFO ] After 176ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-16 02:11:33] [INFO ] State equation strengthened by 86 read => feed constraints.
[2023-03-16 02:11:33] [INFO ] After 347ms SMT Verify possible using 86 Read/Feed constraints in natural domain returned unsat :0 sat :12
[2023-03-16 02:11:34] [INFO ] After 925ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :12
Attempting to minimize the solution found.
Minimization took 331 ms.
[2023-03-16 02:11:34] [INFO ] After 1631ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :12
Parikh walk visited 0 properties in 3513 ms.
Support contains 24 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 158/158 transitions.
Applied a total of 0 rules in 6 ms. Remains 207 /207 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 207/207 places, 158/158 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 158/158 transitions.
Applied a total of 0 rules in 6 ms. Remains 207 /207 variables (removed 0) and now considering 158/158 (removed 0) transitions.
[2023-03-16 02:11:38] [INFO ] Invariant cache hit.
[2023-03-16 02:11:38] [INFO ] Implicit Places using invariants in 155 ms returned [1, 2, 6, 7, 11, 12, 16, 17, 21, 22, 26, 27, 31, 32, 36, 37, 41, 42, 46, 47, 51, 52, 56, 57, 58, 121, 158, 162, 166, 170, 174, 178, 182, 186, 190, 194, 198, 202]
Discarding 38 places :
Implicit Place search using SMT only with invariants took 156 ms to find 38 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 169/207 places, 158/158 transitions.
Drop transitions removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 169 transition count 134
Reduce places removed 24 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 25 rules applied. Total rules applied 49 place count 145 transition count 133
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 50 place count 144 transition count 133
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 50 place count 144 transition count 119
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 78 place count 130 transition count 119
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 89 place count 119 transition count 108
Iterating global reduction 3 with 11 rules applied. Total rules applied 100 place count 119 transition count 108
Applied a total of 100 rules in 10 ms. Remains 119 /169 variables (removed 50) and now considering 108/158 (removed 50) transitions.
// Phase 1: matrix 108 rows 119 cols
[2023-03-16 02:11:38] [INFO ] Computed 25 place invariants in 0 ms
[2023-03-16 02:11:38] [INFO ] Implicit Places using invariants in 61 ms returned []
[2023-03-16 02:11:38] [INFO ] Invariant cache hit.
[2023-03-16 02:11:38] [INFO ] State equation strengthened by 34 read => feed constraints.
[2023-03-16 02:11:38] [INFO ] Implicit Places using invariants and state equation in 164 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 119/207 places, 108/158 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 413 ms. Remains : 119/207 places, 108/158 transitions.
Interrupted random walk after 967802 steps, including 28409 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2365 resets, run finished after 2673 ms. (steps per millisecond=374 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2671 resets, run finished after 3229 ms. (steps per millisecond=309 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2688 resets, run finished after 3190 ms. (steps per millisecond=313 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2680 resets, run finished after 3317 ms. (steps per millisecond=301 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2622 resets, run finished after 3153 ms. (steps per millisecond=317 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2674 resets, run finished after 3257 ms. (steps per millisecond=307 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2628 resets, run finished after 3387 ms. (steps per millisecond=295 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2635 resets, run finished after 3367 ms. (steps per millisecond=297 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2643 resets, run finished after 3227 ms. (steps per millisecond=309 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2690 resets, run finished after 3632 ms. (steps per millisecond=275 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2646 resets, run finished after 3147 ms. (steps per millisecond=317 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 1000000 steps, including 2658 resets, run finished after 2969 ms. (steps per millisecond=336 ) properties (out of 11) seen :0
Interrupted probabilistic random walk after 43699439 steps, run timeout after 204001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 43699439 steps, saw 5247033 distinct states, run finished after 204001 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 11 properties.
[2023-03-16 02:16:11] [INFO ] Invariant cache hit.
[2023-03-16 02:16:11] [INFO ] [Real]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:16:11] [INFO ] After 223ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-16 02:16:11] [INFO ] [Nat]Absence check using 25 positive place invariants in 7 ms returned sat
[2023-03-16 02:16:11] [INFO ] After 144ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-03-16 02:16:11] [INFO ] State equation strengthened by 34 read => feed constraints.
[2023-03-16 02:16:11] [INFO ] After 165ms SMT Verify possible using 34 Read/Feed constraints in natural domain returned unsat :0 sat :11
[2023-03-16 02:16:11] [INFO ] After 400ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 96 ms.
[2023-03-16 02:16:12] [INFO ] After 762ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
Parikh walk visited 0 properties in 2957 ms.
Support contains 22 out of 119 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 119/119 places, 108/108 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 119 transition count 107
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 2 place count 118 transition count 107
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 118 transition count 105
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 116 transition count 105
Applied a total of 6 rules in 9 ms. Remains 116 /119 variables (removed 3) and now considering 105/108 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 116/119 places, 105/108 transitions.
Incomplete random walk after 1000000 steps, including 29618 resets, run finished after 29374 ms. (steps per millisecond=34 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2590 resets, run finished after 2842 ms. (steps per millisecond=351 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2849 resets, run finished after 3139 ms. (steps per millisecond=318 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2883 resets, run finished after 3394 ms. (steps per millisecond=294 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2823 resets, run finished after 3367 ms. (steps per millisecond=297 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2852 resets, run finished after 3115 ms. (steps per millisecond=321 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2823 resets, run finished after 3317 ms. (steps per millisecond=301 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2822 resets, run finished after 3306 ms. (steps per millisecond=302 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2882 resets, run finished after 3084 ms. (steps per millisecond=324 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2839 resets, run finished after 3393 ms. (steps per millisecond=294 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2846 resets, run finished after 3243 ms. (steps per millisecond=308 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2829 resets, run finished after 3027 ms. (steps per millisecond=330 ) properties (out of 10) seen :0
Interrupted probabilistic random walk after 36371547 steps, run timeout after 192001 ms. (steps per millisecond=189 ) properties seen :{}
Probabilistic random walk after 36371547 steps, saw 5372457 distinct states, run finished after 192001 ms. (steps per millisecond=189 ) properties seen :0
Running SMT prover for 10 properties.
// Phase 1: matrix 105 rows 116 cols
[2023-03-16 02:20:31] [INFO ] Computed 25 place invariants in 1 ms
[2023-03-16 02:20:31] [INFO ] [Real]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:20:31] [INFO ] After 189ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-16 02:20:31] [INFO ] [Nat]Absence check using 25 positive place invariants in 11 ms returned sat
[2023-03-16 02:20:32] [INFO ] After 160ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-16 02:20:32] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-16 02:20:32] [INFO ] After 130ms SMT Verify possible using 36 Read/Feed constraints in natural domain returned unsat :0 sat :10
[2023-03-16 02:20:32] [INFO ] After 317ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 143 ms.
[2023-03-16 02:20:32] [INFO ] After 783ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Parikh walk visited 0 properties in 3174 ms.
Support contains 20 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 105/105 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 116 transition count 103
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 114 transition count 103
Applied a total of 4 rules in 5 ms. Remains 114 /116 variables (removed 2) and now considering 103/105 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 114/116 places, 103/105 transitions.
Incomplete random walk after 1000000 steps, including 29521 resets, run finished after 29158 ms. (steps per millisecond=34 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2846 resets, run finished after 3150 ms. (steps per millisecond=317 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2999 resets, run finished after 3321 ms. (steps per millisecond=301 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3078 resets, run finished after 3334 ms. (steps per millisecond=299 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3058 resets, run finished after 3575 ms. (steps per millisecond=279 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2998 resets, run finished after 3534 ms. (steps per millisecond=282 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3031 resets, run finished after 3322 ms. (steps per millisecond=301 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3021 resets, run finished after 3365 ms. (steps per millisecond=297 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3047 resets, run finished after 3441 ms. (steps per millisecond=290 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3056 resets, run finished after 3252 ms. (steps per millisecond=307 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3028 resets, run finished after 3040 ms. (steps per millisecond=328 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
// Phase 1: matrix 103 rows 114 cols
[2023-03-16 02:21:38] [INFO ] Computed 25 place invariants in 1 ms
[2023-03-16 02:21:38] [INFO ] [Real]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:21:38] [INFO ] After 155ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-16 02:21:38] [INFO ] [Nat]Absence check using 25 positive place invariants in 9 ms returned sat
[2023-03-16 02:21:38] [INFO ] After 135ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-16 02:21:38] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-16 02:21:38] [INFO ] After 103ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2023-03-16 02:21:38] [INFO ] After 260ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 134 ms.
[2023-03-16 02:21:39] [INFO ] After 662ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Parikh walk visited 0 properties in 3503 ms.
Support contains 18 out of 114 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 114/114 places, 103/103 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 114 transition count 101
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 112 transition count 101
Applied a total of 4 rules in 6 ms. Remains 112 /114 variables (removed 2) and now considering 101/103 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 112/114 places, 101/103 transitions.
Incomplete random walk after 1000000 steps, including 29389 resets, run finished after 28972 ms. (steps per millisecond=34 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3142 resets, run finished after 3256 ms. (steps per millisecond=307 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3246 resets, run finished after 3361 ms. (steps per millisecond=297 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3232 resets, run finished after 3747 ms. (steps per millisecond=266 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3257 resets, run finished after 3376 ms. (steps per millisecond=296 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3230 resets, run finished after 3432 ms. (steps per millisecond=291 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3177 resets, run finished after 3589 ms. (steps per millisecond=278 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3271 resets, run finished after 3366 ms. (steps per millisecond=297 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3222 resets, run finished after 3444 ms. (steps per millisecond=290 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3187 resets, run finished after 3395 ms. (steps per millisecond=294 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
// Phase 1: matrix 101 rows 112 cols
[2023-03-16 02:22:42] [INFO ] Computed 25 place invariants in 2 ms
[2023-03-16 02:22:42] [INFO ] [Real]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:22:42] [INFO ] After 152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 02:22:42] [INFO ] [Nat]Absence check using 25 positive place invariants in 10 ms returned sat
[2023-03-16 02:22:42] [INFO ] After 155ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 02:22:42] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-16 02:22:43] [INFO ] After 105ms SMT Verify possible using 40 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-16 02:22:43] [INFO ] After 271ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 114 ms.
[2023-03-16 02:22:43] [INFO ] After 675ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Parikh walk visited 0 properties in 1940 ms.
Support contains 16 out of 112 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 112/112 places, 101/101 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 112 transition count 99
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 110 transition count 99
Applied a total of 4 rules in 5 ms. Remains 110 /112 variables (removed 2) and now considering 99/101 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 110/112 places, 99/101 transitions.
Incomplete random walk after 1000000 steps, including 29485 resets, run finished after 28042 ms. (steps per millisecond=35 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3481 resets, run finished after 3440 ms. (steps per millisecond=290 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3442 resets, run finished after 3554 ms. (steps per millisecond=281 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3525 resets, run finished after 3483 ms. (steps per millisecond=287 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3439 resets, run finished after 3574 ms. (steps per millisecond=279 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3451 resets, run finished after 3624 ms. (steps per millisecond=275 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3453 resets, run finished after 3705 ms. (steps per millisecond=269 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3433 resets, run finished after 2919 ms. (steps per millisecond=342 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3431 resets, run finished after 2931 ms. (steps per millisecond=341 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 99 rows 110 cols
[2023-03-16 02:23:40] [INFO ] Computed 25 place invariants in 2 ms
[2023-03-16 02:23:40] [INFO ] [Real]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:23:40] [INFO ] After 128ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 02:23:40] [INFO ] [Nat]Absence check using 25 positive place invariants in 10 ms returned sat
[2023-03-16 02:23:40] [INFO ] After 130ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 02:23:40] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-16 02:23:41] [INFO ] After 83ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2023-03-16 02:23:41] [INFO ] After 198ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 87 ms.
[2023-03-16 02:23:41] [INFO ] After 539ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Parikh walk visited 0 properties in 1434 ms.
Support contains 14 out of 110 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 110/110 places, 99/99 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 110 transition count 97
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 108 transition count 97
Applied a total of 4 rules in 5 ms. Remains 108 /110 variables (removed 2) and now considering 97/99 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 108/110 places, 97/99 transitions.
Incomplete random walk after 1000000 steps, including 29473 resets, run finished after 22346 ms. (steps per millisecond=44 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3802 resets, run finished after 3328 ms. (steps per millisecond=300 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3579 resets, run finished after 3096 ms. (steps per millisecond=322 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3670 resets, run finished after 3139 ms. (steps per millisecond=318 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3689 resets, run finished after 3177 ms. (steps per millisecond=314 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3599 resets, run finished after 3098 ms. (steps per millisecond=322 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3689 resets, run finished after 3192 ms. (steps per millisecond=313 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3628 resets, run finished after 3084 ms. (steps per millisecond=324 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
// Phase 1: matrix 97 rows 108 cols
[2023-03-16 02:24:27] [INFO ] Computed 25 place invariants in 0 ms
[2023-03-16 02:24:27] [INFO ] [Real]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:24:27] [INFO ] After 123ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 02:24:27] [INFO ] [Nat]Absence check using 25 positive place invariants in 5 ms returned sat
[2023-03-16 02:24:27] [INFO ] After 89ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 02:24:27] [INFO ] State equation strengthened by 44 read => feed constraints.
[2023-03-16 02:24:27] [INFO ] After 66ms SMT Verify possible using 44 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-16 02:24:27] [INFO ] After 161ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 69 ms.
[2023-03-16 02:24:27] [INFO ] After 394ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 1119 ms.
Support contains 12 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 97/97 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 108 transition count 95
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 106 transition count 95
Applied a total of 4 rules in 5 ms. Remains 106 /108 variables (removed 2) and now considering 95/97 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 106/108 places, 95/97 transitions.
Incomplete random walk after 1000000 steps, including 29372 resets, run finished after 22962 ms. (steps per millisecond=43 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4274 resets, run finished after 3662 ms. (steps per millisecond=273 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3923 resets, run finished after 3234 ms. (steps per millisecond=309 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3923 resets, run finished after 3233 ms. (steps per millisecond=309 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3841 resets, run finished after 3246 ms. (steps per millisecond=308 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3884 resets, run finished after 3012 ms. (steps per millisecond=332 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3835 resets, run finished after 2995 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 95 rows 106 cols
[2023-03-16 02:25:11] [INFO ] Computed 25 place invariants in 1 ms
[2023-03-16 02:25:11] [INFO ] [Real]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:25:11] [INFO ] After 97ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 02:25:11] [INFO ] [Nat]Absence check using 25 positive place invariants in 5 ms returned sat
[2023-03-16 02:25:11] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 02:25:11] [INFO ] State equation strengthened by 46 read => feed constraints.
[2023-03-16 02:25:11] [INFO ] After 77ms SMT Verify possible using 46 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-16 02:25:11] [INFO ] After 176ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 67 ms.
[2023-03-16 02:25:11] [INFO ] After 401ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 894 ms.
Support contains 10 out of 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 95/95 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 106 transition count 93
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 104 transition count 93
Applied a total of 4 rules in 5 ms. Remains 104 /106 variables (removed 2) and now considering 93/95 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 104/106 places, 93/95 transitions.
Incomplete random walk after 1000000 steps, including 29090 resets, run finished after 20315 ms. (steps per millisecond=49 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4677 resets, run finished after 3616 ms. (steps per millisecond=276 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4040 resets, run finished after 3164 ms. (steps per millisecond=316 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4062 resets, run finished after 3248 ms. (steps per millisecond=307 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3994 resets, run finished after 3055 ms. (steps per millisecond=327 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 4040 resets, run finished after 3087 ms. (steps per millisecond=323 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 93 rows 104 cols
[2023-03-16 02:25:49] [INFO ] Computed 25 place invariants in 0 ms
[2023-03-16 02:25:49] [INFO ] [Real]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:25:49] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 02:25:49] [INFO ] [Nat]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:25:49] [INFO ] After 51ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 02:25:49] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-16 02:25:49] [INFO ] After 29ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 02:25:49] [INFO ] After 70ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-16 02:25:49] [INFO ] After 202ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 641 ms.
Support contains 8 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 93/93 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 104 transition count 91
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 102 transition count 91
Applied a total of 4 rules in 4 ms. Remains 102 /104 variables (removed 2) and now considering 91/93 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 102/104 places, 91/93 transitions.
Incomplete random walk after 1000000 steps, including 28790 resets, run finished after 19028 ms. (steps per millisecond=52 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 5257 resets, run finished after 3727 ms. (steps per millisecond=268 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000000 steps, including 4175 resets, run finished after 3206 ms. (steps per millisecond=311 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4255 resets, run finished after 2697 ms. (steps per millisecond=370 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 4154 resets, run finished after 2593 ms. (steps per millisecond=385 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 91 rows 102 cols
[2023-03-16 02:26:21] [INFO ] Computed 25 place invariants in 1 ms
[2023-03-16 02:26:21] [INFO ] [Real]Absence check using 25 positive place invariants in 3 ms returned sat
[2023-03-16 02:26:21] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 02:26:21] [INFO ] [Nat]Absence check using 25 positive place invariants in 4 ms returned sat
[2023-03-16 02:26:21] [INFO ] After 44ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 02:26:21] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-16 02:26:21] [INFO ] After 25ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 02:26:21] [INFO ] After 54ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-16 02:26:21] [INFO ] After 166ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 379 ms.
Support contains 6 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 91/91 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 102 transition count 89
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 100 transition count 89
Applied a total of 4 rules in 4 ms. Remains 100 /102 variables (removed 2) and now considering 89/91 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 100/102 places, 89/91 transitions.
Incomplete random walk after 1000000 steps, including 27908 resets, run finished after 17846 ms. (steps per millisecond=56 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 5901 resets, run finished after 3743 ms. (steps per millisecond=267 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4219 resets, run finished after 2172 ms. (steps per millisecond=460 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 4342 resets, run finished after 2125 ms. (steps per millisecond=470 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 89 rows 100 cols
[2023-03-16 02:26:47] [INFO ] Computed 25 place invariants in 2 ms
[2023-03-16 02:26:47] [INFO ] [Real]Absence check using 25 positive place invariants in 5 ms returned sat
[2023-03-16 02:26:47] [INFO ] After 81ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 02:26:47] [INFO ] [Nat]Absence check using 25 positive place invariants in 5 ms returned sat
[2023-03-16 02:26:47] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 02:26:47] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-16 02:26:47] [INFO ] After 22ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 02:26:47] [INFO ] After 47ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-16 02:26:47] [INFO ] After 168ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 146 ms.
Support contains 4 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 89/89 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 100 transition count 87
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 98 transition count 87
Applied a total of 4 rules in 5 ms. Remains 98 /100 variables (removed 2) and now considering 87/89 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 98/100 places, 87/89 transitions.
Incomplete random walk after 1000000 steps, including 26266 resets, run finished after 11213 ms. (steps per millisecond=89 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 6487 resets, run finished after 2477 ms. (steps per millisecond=403 ) properties (out of 2) seen :0
Finished Best-First random walk after 5347 steps, including 13 resets, run visited all 2 properties in 5 ms. (steps per millisecond=1069 )
Able to resolve query QuasiLiveness after proving 149 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1385792 ms.
ITS solved all properties within timeout

BK_STOP 1678933622039

--------------------
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="AutoFlight-PT-12b"
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 AutoFlight-PT-12b, 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 r021-oct2-167813609000297"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-12b.tgz
mv AutoFlight-PT-12b 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 ;