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.r023-oct2-167813610400297.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 ltsminxred
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 r023-oct2-167813610400297
=====================================================================

--------------------
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 1678988136773

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=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutoFlight-PT-12b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 17:35:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 17:35:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 17:35:40] [INFO ] Load time of PNML (sax parser for PT used): 95 ms
[2023-03-16 17:35:40] [INFO ] Transformed 1126 places.
[2023-03-16 17:35:40] [INFO ] Transformed 1124 transitions.
[2023-03-16 17:35:40] [INFO ] Found NUPN structural information;
[2023-03-16 17:35:40] [INFO ] Parsed PT model containing 1126 places and 1124 transitions and 2618 arcs in 191 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 18 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 100 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 17:35:40] [INFO ] Computed 76 place invariants in 10 ms
[2023-03-16 17:35:41] [INFO ] Implicit Places using invariants in 613 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 642 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 1 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 17 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 17:35:41] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 17:35:41] [INFO ] Implicit Places using invariants in 366 ms returned []
[2023-03-16 17:35:41] [INFO ] Invariant cache hit.
[2023-03-16 17:35:42] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-16 17:35:43] [INFO ] Implicit Places using invariants and state equation in 2274 ms returned []
Implicit Place search using SMT with State Equation took 2645 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 3404 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 216 resets, run finished after 582 ms. (steps per millisecond=17 ) properties (out of 148) seen :86
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 62) 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 62) 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 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 62) 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 62) 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 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 62) 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 62) 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 62) 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 62) 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 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) 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 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 62) 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 62) 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 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 62) 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 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 62) 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 62) 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 62) 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 62) 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 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 62) seen :0
Running SMT prover for 62 properties.
[2023-03-16 17:35:44] [INFO ] Invariant cache hit.
[2023-03-16 17:35:45] [INFO ] [Real]Absence check using 63 positive place invariants in 36 ms returned sat
[2023-03-16 17:35:47] [INFO ] After 2870ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:62
[2023-03-16 17:35:48] [INFO ] [Nat]Absence check using 63 positive place invariants in 118 ms returned sat
[2023-03-16 17:35:50] [INFO ] After 1410ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :62
[2023-03-16 17:35:50] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-16 17:35:52] [INFO ] After 1833ms SMT Verify possible using 60 Read/Feed constraints in natural domain returned unsat :0 sat :62
[2023-03-16 17:35:52] [INFO ] Deduced a trap composed of 6 places in 436 ms of which 13 ms to minimize.
[2023-03-16 17:35:52] [INFO ] Deduced a trap composed of 6 places in 76 ms of which 1 ms to minimize.
[2023-03-16 17:35:53] [INFO ] Deduced a trap composed of 6 places in 115 ms of which 13 ms to minimize.
[2023-03-16 17:35:53] [INFO ] Deduced a trap composed of 6 places in 145 ms of which 2 ms to minimize.
[2023-03-16 17:35:53] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 852 ms
[2023-03-16 17:35:53] [INFO ] Deduced a trap composed of 6 places in 81 ms of which 1 ms to minimize.
[2023-03-16 17:35:53] [INFO ] Deduced a trap composed of 6 places in 128 ms of which 0 ms to minimize.
[2023-03-16 17:35:53] [INFO ] Deduced a trap composed of 6 places in 67 ms of which 1 ms to minimize.
[2023-03-16 17:35:53] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 367 ms
[2023-03-16 17:35:54] [INFO ] Deduced a trap composed of 6 places in 1072 ms of which 3 ms to minimize.
[2023-03-16 17:35:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1111 ms
[2023-03-16 17:35:54] [INFO ] Deduced a trap composed of 6 places in 83 ms of which 0 ms to minimize.
[2023-03-16 17:35:55] [INFO ] Deduced a trap composed of 6 places in 71 ms of which 13 ms to minimize.
[2023-03-16 17:35:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 222 ms
[2023-03-16 17:35:57] [INFO ] Deduced a trap composed of 6 places in 430 ms of which 26 ms to minimize.
[2023-03-16 17:35:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 446 ms
[2023-03-16 17:35:58] [INFO ] Deduced a trap composed of 6 places in 67 ms of which 1 ms to minimize.
[2023-03-16 17:35:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 90 ms
[2023-03-16 17:35:58] [INFO ] After 8202ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :62
Attempting to minimize the solution found.
Minimization took 1909 ms.
[2023-03-16 17:36:00] [INFO ] After 12826ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :62
Parikh walk visited 42 properties in 3113 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 37 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 38 ms. Remains : 209/246 places, 160/197 transitions.
Interrupted random walk after 831559 steps, including 15627 resets, run timeout after 30001 ms. (steps per millisecond=27 ) properties seen 7
Interrupted Best-First random walk after 960438 steps, including 1990 resets, run timeout after 5001 ms. (steps per millisecond=192 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 2075 resets, run finished after 4959 ms. (steps per millisecond=201 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2093 resets, run finished after 4629 ms. (steps per millisecond=216 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2112 resets, run finished after 4570 ms. (steps per millisecond=218 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2093 resets, run finished after 4502 ms. (steps per millisecond=222 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2064 resets, run finished after 4780 ms. (steps per millisecond=209 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2088 resets, run finished after 4635 ms. (steps per millisecond=215 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2102 resets, run finished after 4810 ms. (steps per millisecond=207 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2073 resets, run finished after 4758 ms. (steps per millisecond=210 ) properties (out of 13) seen :0
Interrupted Best-First random walk after 960887 steps, including 2007 resets, run timeout after 5001 ms. (steps per millisecond=192 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2110 resets, run finished after 4251 ms. (steps per millisecond=235 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2128 resets, run finished after 4469 ms. (steps per millisecond=223 ) properties (out of 13) seen :0
Interrupted Best-First random walk after 895962 steps, including 1850 resets, run timeout after 5001 ms. (steps per millisecond=179 ) properties seen 0
Running SMT prover for 13 properties.
// Phase 1: matrix 160 rows 209 cols
[2023-03-16 17:37:35] [INFO ] Computed 63 place invariants in 1 ms
[2023-03-16 17:37:35] [INFO ] [Real]Absence check using 63 positive place invariants in 20 ms returned sat
[2023-03-16 17:37:35] [INFO ] After 758ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-16 17:37:35] [INFO ] [Nat]Absence check using 63 positive place invariants in 18 ms returned sat
[2023-03-16 17:37:36] [INFO ] After 387ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-16 17:37:36] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-16 17:37:36] [INFO ] After 430ms SMT Verify possible using 84 Read/Feed constraints in natural domain returned unsat :0 sat :13
[2023-03-16 17:37:37] [INFO ] After 1262ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :13
Attempting to minimize the solution found.
Minimization took 423 ms.
[2023-03-16 17:37:38] [INFO ] After 2259ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :13
Parikh walk visited 1 properties in 2371 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 12 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 12 ms. Remains : 207/209 places, 158/160 transitions.
Interrupted random walk after 895914 steps, including 16819 resets, run timeout after 30001 ms. (steps per millisecond=29 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2258 resets, run finished after 4928 ms. (steps per millisecond=202 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2237 resets, run finished after 4872 ms. (steps per millisecond=205 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2224 resets, run finished after 4621 ms. (steps per millisecond=216 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2225 resets, run finished after 4994 ms. (steps per millisecond=200 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2185 resets, run finished after 4867 ms. (steps per millisecond=205 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2259 resets, run finished after 4798 ms. (steps per millisecond=208 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2247 resets, run finished after 4856 ms. (steps per millisecond=205 ) properties (out of 12) seen :0
Interrupted Best-First random walk after 975343 steps, including 2193 resets, run timeout after 5001 ms. (steps per millisecond=195 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2231 resets, run finished after 4659 ms. (steps per millisecond=214 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2257 resets, run finished after 4762 ms. (steps per millisecond=209 ) properties (out of 12) seen :0
Interrupted Best-First random walk after 971964 steps, including 2181 resets, run timeout after 5001 ms. (steps per millisecond=194 ) properties seen 1
Incomplete Best-First random walk after 1000001 steps, including 2181 resets, run finished after 4999 ms. (steps per millisecond=200 ) properties (out of 11) seen :0
Interrupted probabilistic random walk after 38548849 steps, run timeout after 264001 ms. (steps per millisecond=146 ) properties seen :{}
Probabilistic random walk after 38548849 steps, saw 5967467 distinct states, run finished after 264008 ms. (steps per millisecond=146 ) properties seen :0
Running SMT prover for 11 properties.
// Phase 1: matrix 158 rows 207 cols
[2023-03-16 17:43:32] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 17:43:32] [INFO ] [Real]Absence check using 63 positive place invariants in 10 ms returned sat
[2023-03-16 17:43:33] [INFO ] After 283ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-16 17:43:33] [INFO ] [Nat]Absence check using 63 positive place invariants in 15 ms returned sat
[2023-03-16 17:43:33] [INFO ] After 143ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-03-16 17:43:33] [INFO ] State equation strengthened by 86 read => feed constraints.
[2023-03-16 17:43:33] [INFO ] After 260ms SMT Verify possible using 86 Read/Feed constraints in natural domain returned unsat :0 sat :11
[2023-03-16 17:43:33] [INFO ] After 521ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 286 ms.
[2023-03-16 17:43:34] [INFO ] After 1095ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
Parikh walk visited 0 properties in 1882 ms.
Support contains 22 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 158/158 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 207 transition count 156
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 205 transition count 156
Applied a total of 4 rules in 13 ms. Remains 205 /207 variables (removed 2) and now considering 156/158 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 205/207 places, 156/158 transitions.
Interrupted random walk after 950697 steps, including 18081 resets, run timeout after 30001 ms. (steps per millisecond=31 ) properties seen 0
Interrupted Best-First random walk after 802041 steps, including 1971 resets, run timeout after 5001 ms. (steps per millisecond=160 ) properties seen 0
Interrupted Best-First random walk after 928467 steps, including 2145 resets, run timeout after 5001 ms. (steps per millisecond=185 ) properties seen 0
Interrupted Best-First random walk after 965873 steps, including 2255 resets, run timeout after 5001 ms. (steps per millisecond=193 ) properties seen 0
Interrupted Best-First random walk after 918166 steps, including 2164 resets, run timeout after 5001 ms. (steps per millisecond=183 ) properties seen 0
Interrupted Best-First random walk after 942634 steps, including 2248 resets, run timeout after 5001 ms. (steps per millisecond=188 ) properties seen 0
Interrupted Best-First random walk after 869856 steps, including 2065 resets, run timeout after 5001 ms. (steps per millisecond=173 ) properties seen 0
Interrupted Best-First random walk after 920666 steps, including 2147 resets, run timeout after 5001 ms. (steps per millisecond=184 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2355 resets, run finished after 4920 ms. (steps per millisecond=203 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2358 resets, run finished after 4252 ms. (steps per millisecond=235 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2359 resets, run finished after 4738 ms. (steps per millisecond=211 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2354 resets, run finished after 4919 ms. (steps per millisecond=203 ) properties (out of 10) seen :0
Interrupted probabilistic random walk after 34359874 steps, run timeout after 249001 ms. (steps per millisecond=137 ) properties seen :{}
Probabilistic random walk after 34359874 steps, saw 5729291 distinct states, run finished after 249002 ms. (steps per millisecond=137 ) properties seen :0
Running SMT prover for 10 properties.
// Phase 1: matrix 156 rows 205 cols
[2023-03-16 17:49:08] [INFO ] Computed 63 place invariants in 1 ms
[2023-03-16 17:49:09] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2023-03-16 17:49:09] [INFO ] After 558ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-16 17:49:09] [INFO ] [Nat]Absence check using 63 positive place invariants in 25 ms returned sat
[2023-03-16 17:49:10] [INFO ] After 304ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-16 17:49:10] [INFO ] State equation strengthened by 88 read => feed constraints.
[2023-03-16 17:49:10] [INFO ] After 229ms SMT Verify possible using 88 Read/Feed constraints in natural domain returned unsat :0 sat :10
[2023-03-16 17:49:10] [INFO ] After 551ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 311 ms.
[2023-03-16 17:49:10] [INFO ] After 1418ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Parikh walk visited 0 properties in 2663 ms.
Support contains 20 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 156/156 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 205 transition count 154
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 203 transition count 154
Applied a total of 4 rules in 12 ms. Remains 203 /205 variables (removed 2) and now considering 154/156 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 203/205 places, 154/156 transitions.
Interrupted random walk after 887196 steps, including 16866 resets, run timeout after 30001 ms. (steps per millisecond=29 ) properties seen 0
Interrupted Best-First random walk after 797407 steps, including 2178 resets, run timeout after 5001 ms. (steps per millisecond=159 ) properties seen 0
Interrupted Best-First random walk after 927025 steps, including 2303 resets, run timeout after 5001 ms. (steps per millisecond=185 ) properties seen 0
Interrupted Best-First random walk after 974549 steps, including 2383 resets, run timeout after 5001 ms. (steps per millisecond=194 ) properties seen 0
Interrupted Best-First random walk after 908175 steps, including 2256 resets, run timeout after 5001 ms. (steps per millisecond=181 ) properties seen 0
Interrupted Best-First random walk after 940847 steps, including 2348 resets, run timeout after 5001 ms. (steps per millisecond=188 ) properties seen 0
Interrupted Best-First random walk after 919417 steps, including 2268 resets, run timeout after 5001 ms. (steps per millisecond=183 ) properties seen 0
Interrupted Best-First random walk after 915132 steps, including 2294 resets, run timeout after 5001 ms. (steps per millisecond=182 ) properties seen 0
Interrupted Best-First random walk after 926035 steps, including 2245 resets, run timeout after 5001 ms. (steps per millisecond=185 ) properties seen 0
Interrupted Best-First random walk after 903798 steps, including 2266 resets, run timeout after 5001 ms. (steps per millisecond=180 ) properties seen 1
Incomplete Best-First random walk after 1000000 steps, including 2488 resets, run finished after 5000 ms. (steps per millisecond=200 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
// Phase 1: matrix 154 rows 203 cols
[2023-03-16 17:50:33] [INFO ] Computed 63 place invariants in 1 ms
[2023-03-16 17:50:33] [INFO ] [Real]Absence check using 63 positive place invariants in 11 ms returned sat
[2023-03-16 17:50:33] [INFO ] After 244ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-16 17:50:34] [INFO ] [Nat]Absence check using 63 positive place invariants in 24 ms returned sat
[2023-03-16 17:50:34] [INFO ] After 277ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-16 17:50:34] [INFO ] State equation strengthened by 90 read => feed constraints.
[2023-03-16 17:50:34] [INFO ] After 267ms SMT Verify possible using 90 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2023-03-16 17:50:34] [INFO ] After 631ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 252 ms.
[2023-03-16 17:50:35] [INFO ] After 1380ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Parikh walk visited 0 properties in 2451 ms.
Support contains 18 out of 203 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 203/203 places, 154/154 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 203 transition count 152
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 201 transition count 152
Applied a total of 4 rules in 9 ms. Remains 201 /203 variables (removed 2) and now considering 152/154 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 201/203 places, 152/154 transitions.
Interrupted random walk after 902611 steps, including 17059 resets, run timeout after 30001 ms. (steps per millisecond=30 ) properties seen 0
Interrupted Best-First random walk after 779749 steps, including 2298 resets, run timeout after 5001 ms. (steps per millisecond=155 ) properties seen 0
Interrupted Best-First random walk after 885590 steps, including 2316 resets, run timeout after 5001 ms. (steps per millisecond=177 ) properties seen 0
Interrupted Best-First random walk after 926036 steps, including 2390 resets, run timeout after 5001 ms. (steps per millisecond=185 ) properties seen 0
Interrupted Best-First random walk after 895295 steps, including 2301 resets, run timeout after 5001 ms. (steps per millisecond=179 ) properties seen 0
Interrupted Best-First random walk after 924630 steps, including 2421 resets, run timeout after 5001 ms. (steps per millisecond=184 ) properties seen 0
Interrupted Best-First random walk after 895134 steps, including 2355 resets, run timeout after 5001 ms. (steps per millisecond=178 ) properties seen 0
Interrupted Best-First random walk after 856009 steps, including 2246 resets, run timeout after 5001 ms. (steps per millisecond=171 ) properties seen 0
Interrupted Best-First random walk after 903889 steps, including 2408 resets, run timeout after 5001 ms. (steps per millisecond=180 ) properties seen 1
Interrupted Best-First random walk after 971005 steps, including 2512 resets, run timeout after 5001 ms. (steps per millisecond=194 ) properties seen 0
Running SMT prover for 8 properties.
// Phase 1: matrix 152 rows 201 cols
[2023-03-16 17:51:52] [INFO ] Computed 63 place invariants in 1 ms
[2023-03-16 17:51:52] [INFO ] [Real]Absence check using 63 positive place invariants in 10 ms returned sat
[2023-03-16 17:51:52] [INFO ] After 278ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 17:51:53] [INFO ] [Nat]Absence check using 63 positive place invariants in 20 ms returned sat
[2023-03-16 17:51:53] [INFO ] After 185ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 17:51:53] [INFO ] State equation strengthened by 92 read => feed constraints.
[2023-03-16 17:51:53] [INFO ] After 166ms SMT Verify possible using 92 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-16 17:51:53] [INFO ] After 406ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 201 ms.
[2023-03-16 17:51:53] [INFO ] After 977ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Parikh walk visited 1 properties in 2981 ms.
Support contains 14 out of 201 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 201/201 places, 152/152 transitions.
Free-agglomeration rule applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 201 transition count 148
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 8 place count 197 transition count 148
Applied a total of 8 rules in 8 ms. Remains 197 /201 variables (removed 4) and now considering 148/152 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 197/201 places, 148/152 transitions.
Incomplete random walk after 1000000 steps, including 18826 resets, run finished after 25543 ms. (steps per millisecond=39 ) properties (out of 7) seen :0
Interrupted Best-First random walk after 914249 steps, including 3247 resets, run timeout after 5001 ms. (steps per millisecond=182 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2873 resets, run finished after 4712 ms. (steps per millisecond=212 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2800 resets, run finished after 4837 ms. (steps per millisecond=206 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2823 resets, run finished after 4083 ms. (steps per millisecond=244 ) properties (out of 7) seen :0
Interrupted Best-First random walk after 983102 steps, including 2839 resets, run timeout after 5001 ms. (steps per millisecond=196 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 2853 resets, run finished after 4929 ms. (steps per millisecond=202 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2819 resets, run finished after 4310 ms. (steps per millisecond=232 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
// Phase 1: matrix 148 rows 197 cols
[2023-03-16 17:52:55] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 17:52:55] [INFO ] [Real]Absence check using 63 positive place invariants in 10 ms returned sat
[2023-03-16 17:52:55] [INFO ] After 210ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 17:52:55] [INFO ] [Nat]Absence check using 63 positive place invariants in 24 ms returned sat
[2023-03-16 17:52:55] [INFO ] After 237ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 17:52:55] [INFO ] State equation strengthened by 96 read => feed constraints.
[2023-03-16 17:52:56] [INFO ] After 192ms SMT Verify possible using 96 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-16 17:52:56] [INFO ] After 571ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 211 ms.
[2023-03-16 17:52:56] [INFO ] After 1189ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 1327 ms.
Support contains 12 out of 197 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 197/197 places, 148/148 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 197 transition count 146
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 195 transition count 146
Applied a total of 4 rules in 8 ms. Remains 195 /197 variables (removed 2) and now considering 146/148 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 195/197 places, 146/148 transitions.
Incomplete random walk after 1000000 steps, including 18782 resets, run finished after 21491 ms. (steps per millisecond=46 ) properties (out of 6) seen :0
Interrupted Best-First random walk after 761129 steps, including 3004 resets, run timeout after 5001 ms. (steps per millisecond=152 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2957 resets, run finished after 4907 ms. (steps per millisecond=203 ) properties (out of 6) seen :0
Interrupted Best-First random walk after 987191 steps, including 2986 resets, run timeout after 5001 ms. (steps per millisecond=197 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 3000 resets, run finished after 4984 ms. (steps per millisecond=200 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3015 resets, run finished after 4564 ms. (steps per millisecond=219 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2986 resets, run finished after 4286 ms. (steps per millisecond=233 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 146 rows 195 cols
[2023-03-16 17:53:48] [INFO ] Computed 63 place invariants in 1 ms
[2023-03-16 17:53:48] [INFO ] [Real]Absence check using 63 positive place invariants in 11 ms returned sat
[2023-03-16 17:53:48] [INFO ] After 210ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 17:53:48] [INFO ] [Nat]Absence check using 63 positive place invariants in 24 ms returned sat
[2023-03-16 17:53:48] [INFO ] After 150ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 17:53:48] [INFO ] State equation strengthened by 98 read => feed constraints.
[2023-03-16 17:53:48] [INFO ] After 110ms SMT Verify possible using 98 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-16 17:53:49] [INFO ] After 258ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 167 ms.
[2023-03-16 17:53:49] [INFO ] After 737ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 2123 ms.
Support contains 10 out of 195 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 195/195 places, 146/146 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 195 transition count 144
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 193 transition count 144
Applied a total of 4 rules in 9 ms. Remains 193 /195 variables (removed 2) and now considering 144/146 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 193/195 places, 144/146 transitions.
Incomplete random walk after 1000000 steps, including 18944 resets, run finished after 24317 ms. (steps per millisecond=41 ) properties (out of 5) seen :0
Interrupted Best-First random walk after 769019 steps, including 3296 resets, run timeout after 5001 ms. (steps per millisecond=153 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 3100 resets, run finished after 4685 ms. (steps per millisecond=213 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3015 resets, run finished after 4566 ms. (steps per millisecond=219 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3158 resets, run finished after 4508 ms. (steps per millisecond=221 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3129 resets, run finished after 4381 ms. (steps per millisecond=228 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 144 rows 193 cols
[2023-03-16 17:54:38] [INFO ] Computed 63 place invariants in 1 ms
[2023-03-16 17:54:38] [INFO ] [Real]Absence check using 63 positive place invariants in 9 ms returned sat
[2023-03-16 17:54:39] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 17:54:39] [INFO ] [Nat]Absence check using 63 positive place invariants in 16 ms returned sat
[2023-03-16 17:54:39] [INFO ] After 179ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 17:54:39] [INFO ] State equation strengthened by 100 read => feed constraints.
[2023-03-16 17:54:39] [INFO ] After 154ms SMT Verify possible using 100 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 17:54:39] [INFO ] After 287ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 96 ms.
[2023-03-16 17:54:39] [INFO ] After 668ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 1451 ms.
Support contains 8 out of 193 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 193/193 places, 144/144 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 193 transition count 142
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 191 transition count 142
Applied a total of 4 rules in 9 ms. Remains 191 /193 variables (removed 2) and now considering 142/144 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 191/193 places, 142/144 transitions.
Incomplete random walk after 1000000 steps, including 18661 resets, run finished after 23992 ms. (steps per millisecond=41 ) properties (out of 4) seen :0
Interrupted Best-First random walk after 717532 steps, including 3407 resets, run timeout after 5001 ms. (steps per millisecond=143 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 3202 resets, run finished after 4651 ms. (steps per millisecond=215 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3194 resets, run finished after 3864 ms. (steps per millisecond=258 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3175 resets, run finished after 3761 ms. (steps per millisecond=265 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 142 rows 191 cols
[2023-03-16 17:55:22] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 17:55:22] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2023-03-16 17:55:22] [INFO ] After 138ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 17:55:22] [INFO ] [Nat]Absence check using 63 positive place invariants in 24 ms returned sat
[2023-03-16 17:55:22] [INFO ] After 143ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 17:55:22] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-16 17:55:22] [INFO ] After 126ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 17:55:23] [INFO ] After 227ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 74 ms.
[2023-03-16 17:55:23] [INFO ] After 561ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 977 ms.
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 191/191 places, 142/142 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 191 transition count 140
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 189 transition count 140
Applied a total of 4 rules in 9 ms. Remains 189 /191 variables (removed 2) and now considering 140/142 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 189/191 places, 140/142 transitions.
Incomplete random walk after 1000000 steps, including 18134 resets, run finished after 20611 ms. (steps per millisecond=48 ) properties (out of 3) seen :0
Interrupted Best-First random walk after 811745 steps, including 4292 resets, run timeout after 5001 ms. (steps per millisecond=162 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 3254 resets, run finished after 2796 ms. (steps per millisecond=357 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3228 resets, run finished after 2683 ms. (steps per millisecond=372 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 140 rows 189 cols
[2023-03-16 17:55:55] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 17:55:55] [INFO ] [Real]Absence check using 63 positive place invariants in 23 ms returned sat
[2023-03-16 17:55:55] [INFO ] After 190ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:55:55] [INFO ] [Nat]Absence check using 63 positive place invariants in 20 ms returned sat
[2023-03-16 17:55:55] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:55:55] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-03-16 17:55:55] [INFO ] After 89ms SMT Verify possible using 104 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 17:55:55] [INFO ] After 174ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 58 ms.
[2023-03-16 17:55:55] [INFO ] After 462ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 378 ms.
Support contains 4 out of 189 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 189/189 places, 140/140 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 189 transition count 138
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 187 transition count 138
Applied a total of 4 rules in 10 ms. Remains 187 /189 variables (removed 2) and now considering 138/140 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 187/189 places, 138/140 transitions.
Incomplete random walk after 1000000 steps, including 17425 resets, run finished after 10199 ms. (steps per millisecond=98 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 5758 resets, run finished after 4396 ms. (steps per millisecond=227 ) properties (out of 2) seen :0
Finished Best-First random walk after 1506 steps, including 3 resets, run visited all 2 properties in 5 ms. (steps per millisecond=301 )
Able to resolve query QuasiLiveness after proving 149 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1230565 ms.
ITS solved all properties within timeout

BK_STOP 1678989371117

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
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 r023-oct2-167813610400297"
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 ;