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.r009-oct2-167813597900431.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-04b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r009-oct2-167813597900431
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 6.0K Feb 25 18:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K Feb 25 18:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 25 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K 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 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 15:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Feb 25 15:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K 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 11K Feb 25 18:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Feb 25 18:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 18:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K 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 91K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-00
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-01
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-02
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-03
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-04
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-05
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-06
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-07
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-08
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-09
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-10
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-11
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-12
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-13
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-14
FORMULA_NAME AutoFlight-PT-04b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678627992604

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=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-04b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 13:33:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 13:33:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 13:33:16] [INFO ] Load time of PNML (sax parser for PT used): 82 ms
[2023-03-12 13:33:16] [INFO ] Transformed 390 places.
[2023-03-12 13:33:16] [INFO ] Transformed 388 transitions.
[2023-03-12 13:33:16] [INFO ] Found NUPN structural information;
[2023-03-12 13:33:16] [INFO ] Parsed PT model containing 390 places and 388 transitions and 906 arcs in 331 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 49 resets, run finished after 367 ms. (steps per millisecond=27 ) properties (out of 16) seen :9
FORMULA AutoFlight-PT-04b-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 388 rows 390 cols
[2023-03-12 13:33:17] [INFO ] Computed 28 place invariants in 13 ms
[2023-03-12 13:33:18] [INFO ] After 547ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-12 13:33:18] [INFO ] [Nat]Absence check using 27 positive place invariants in 27 ms returned sat
[2023-03-12 13:33:18] [INFO ] [Nat]Absence check using 27 positive and 1 generalized place invariants in 16 ms returned sat
[2023-03-12 13:33:19] [INFO ] After 846ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :6
[2023-03-12 13:33:20] [INFO ] Deduced a trap composed of 40 places in 444 ms of which 43 ms to minimize.
[2023-03-12 13:33:20] [INFO ] Deduced a trap composed of 34 places in 365 ms of which 1 ms to minimize.
[2023-03-12 13:33:20] [INFO ] Deduced a trap composed of 21 places in 124 ms of which 16 ms to minimize.
[2023-03-12 13:33:20] [INFO ] Deduced a trap composed of 45 places in 138 ms of which 2 ms to minimize.
[2023-03-12 13:33:21] [INFO ] Deduced a trap composed of 65 places in 179 ms of which 1 ms to minimize.
[2023-03-12 13:33:21] [INFO ] Deduced a trap composed of 22 places in 134 ms of which 2 ms to minimize.
[2023-03-12 13:33:21] [INFO ] Deduced a trap composed of 36 places in 142 ms of which 0 ms to minimize.
[2023-03-12 13:33:21] [INFO ] Deduced a trap composed of 38 places in 111 ms of which 4 ms to minimize.
[2023-03-12 13:33:21] [INFO ] Deduced a trap composed of 33 places in 103 ms of which 1 ms to minimize.
[2023-03-12 13:33:21] [INFO ] Deduced a trap composed of 66 places in 227 ms of which 1 ms to minimize.
[2023-03-12 13:33:22] [INFO ] Deduced a trap composed of 55 places in 147 ms of which 1 ms to minimize.
[2023-03-12 13:33:22] [INFO ] Deduced a trap composed of 44 places in 191 ms of which 1 ms to minimize.
[2023-03-12 13:33:22] [INFO ] Deduced a trap composed of 40 places in 155 ms of which 1 ms to minimize.
[2023-03-12 13:33:22] [INFO ] Deduced a trap composed of 19 places in 141 ms of which 0 ms to minimize.
[2023-03-12 13:33:22] [INFO ] Deduced a trap composed of 91 places in 202 ms of which 1 ms to minimize.
[2023-03-12 13:33:23] [INFO ] Deduced a trap composed of 88 places in 131 ms of which 1 ms to minimize.
[2023-03-12 13:33:23] [INFO ] Deduced a trap composed of 68 places in 127 ms of which 13 ms to minimize.
[2023-03-12 13:33:23] [INFO ] Deduced a trap composed of 65 places in 209 ms of which 1 ms to minimize.
[2023-03-12 13:33:23] [INFO ] Deduced a trap composed of 38 places in 152 ms of which 0 ms to minimize.
[2023-03-12 13:33:24] [INFO ] Deduced a trap composed of 61 places in 549 ms of which 1 ms to minimize.
[2023-03-12 13:33:24] [INFO ] Deduced a trap composed of 52 places in 128 ms of which 1 ms to minimize.
[2023-03-12 13:33:24] [INFO ] Trap strengthening (SAT) tested/added 22/21 trap constraints in 4730 ms
[2023-03-12 13:33:24] [INFO ] Deduced a trap composed of 56 places in 157 ms of which 1 ms to minimize.
[2023-03-12 13:33:25] [INFO ] Deduced a trap composed of 46 places in 153 ms of which 1 ms to minimize.
[2023-03-12 13:33:25] [INFO ] Deduced a trap composed of 43 places in 74 ms of which 0 ms to minimize.
[2023-03-12 13:33:25] [INFO ] Deduced a trap composed of 59 places in 74 ms of which 1 ms to minimize.
[2023-03-12 13:33:25] [INFO ] Deduced a trap composed of 62 places in 70 ms of which 0 ms to minimize.
[2023-03-12 13:33:25] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 740 ms
[2023-03-12 13:33:25] [INFO ] Deduced a trap composed of 47 places in 112 ms of which 1 ms to minimize.
[2023-03-12 13:33:25] [INFO ] Deduced a trap composed of 57 places in 198 ms of which 0 ms to minimize.
[2023-03-12 13:33:26] [INFO ] Deduced a trap composed of 24 places in 225 ms of which 0 ms to minimize.
[2023-03-12 13:33:26] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 626 ms
[2023-03-12 13:33:26] [INFO ] Deduced a trap composed of 31 places in 246 ms of which 13 ms to minimize.
[2023-03-12 13:33:26] [INFO ] Deduced a trap composed of 29 places in 100 ms of which 1 ms to minimize.
[2023-03-12 13:33:26] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 417 ms
[2023-03-12 13:33:26] [INFO ] Deduced a trap composed of 27 places in 100 ms of which 1 ms to minimize.
[2023-03-12 13:33:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 150 ms
[2023-03-12 13:33:26] [INFO ] Deduced a trap composed of 28 places in 63 ms of which 0 ms to minimize.
[2023-03-12 13:33:26] [INFO ] Deduced a trap composed of 26 places in 93 ms of which 13 ms to minimize.
[2023-03-12 13:33:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 221 ms
[2023-03-12 13:33:27] [INFO ] After 8252ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :6
Attempting to minimize the solution found.
Minimization took 434 ms.
[2023-03-12 13:33:27] [INFO ] After 9067ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :6
FORMULA AutoFlight-PT-04b-ReachabilityFireability-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 7 Parikh solutions to 6 different solutions.
FORMULA AutoFlight-PT-04b-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA AutoFlight-PT-04b-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 3 properties in 105 ms.
Support contains 87 out of 390 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 390/390 places, 388/388 transitions.
Drop transitions removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 79 place count 390 transition count 309
Reduce places removed 79 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 86 rules applied. Total rules applied 165 place count 311 transition count 302
Reduce places removed 2 places and 0 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Iterating post reduction 2 with 22 rules applied. Total rules applied 187 place count 309 transition count 282
Reduce places removed 20 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 3 with 25 rules applied. Total rules applied 212 place count 289 transition count 277
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 34 Pre rules applied. Total rules applied 212 place count 289 transition count 243
Deduced a syphon composed of 34 places in 1 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 4 with 68 rules applied. Total rules applied 280 place count 255 transition count 243
Discarding 28 places :
Symmetric choice reduction at 4 with 28 rule applications. Total rules 308 place count 227 transition count 215
Iterating global reduction 4 with 28 rules applied. Total rules applied 336 place count 227 transition count 215
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 339 place count 227 transition count 212
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 5 Pre rules applied. Total rules applied 339 place count 227 transition count 207
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 5 with 10 rules applied. Total rules applied 349 place count 222 transition count 207
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 5 with 64 rules applied. Total rules applied 413 place count 190 transition count 175
Drop transitions removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 5 with 5 rules applied. Total rules applied 418 place count 190 transition count 170
Free-agglomeration rule applied 7 times.
Iterating global reduction 5 with 7 rules applied. Total rules applied 425 place count 190 transition count 163
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 432 place count 183 transition count 163
Applied a total of 432 rules in 91 ms. Remains 183 /390 variables (removed 207) and now considering 163/388 (removed 225) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 183/390 places, 163/388 transitions.
Incomplete random walk after 10000 steps, including 124 resets, run finished after 174 ms. (steps per millisecond=57 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 788911 steps, run timeout after 3001 ms. (steps per millisecond=262 ) properties seen :{}
Probabilistic random walk after 788911 steps, saw 122141 distinct states, run finished after 3002 ms. (steps per millisecond=262 ) properties seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 163 rows 183 cols
[2023-03-12 13:33:30] [INFO ] Computed 28 place invariants in 3 ms
[2023-03-12 13:33:31] [INFO ] After 93ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 13:33:31] [INFO ] [Nat]Absence check using 26 positive place invariants in 5 ms returned sat
[2023-03-12 13:33:31] [INFO ] [Nat]Absence check using 26 positive and 2 generalized place invariants in 14 ms returned sat
[2023-03-12 13:33:31] [INFO ] After 276ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-12 13:33:31] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-12 13:33:31] [INFO ] After 125ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-12 13:33:31] [INFO ] Deduced a trap composed of 21 places in 81 ms of which 1 ms to minimize.
[2023-03-12 13:33:31] [INFO ] Deduced a trap composed of 21 places in 73 ms of which 1 ms to minimize.
[2023-03-12 13:33:31] [INFO ] Deduced a trap composed of 55 places in 75 ms of which 1 ms to minimize.
[2023-03-12 13:33:32] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 320 ms
[2023-03-12 13:33:32] [INFO ] Deduced a trap composed of 20 places in 48 ms of which 0 ms to minimize.
[2023-03-12 13:33:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
[2023-03-12 13:33:32] [INFO ] After 720ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 161 ms.
[2023-03-12 13:33:32] [INFO ] After 1278ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
FORMULA AutoFlight-PT-04b-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 1 properties in 24 ms.
Support contains 79 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 163/163 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 183 transition count 162
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 4 place count 182 transition count 160
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 180 transition count 160
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 6 place count 180 transition count 158
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 10 place count 178 transition count 158
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 12 place count 177 transition count 157
Free-agglomeration rule applied 2 times.
Iterating global reduction 3 with 2 rules applied. Total rules applied 14 place count 177 transition count 155
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 16 place count 175 transition count 155
Applied a total of 16 rules in 15 ms. Remains 175 /183 variables (removed 8) and now considering 155/163 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 175/183 places, 155/163 transitions.
Incomplete random walk after 10000 steps, including 131 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 1810699 steps, run timeout after 3001 ms. (steps per millisecond=603 ) properties seen :{1=1}
Probabilistic random walk after 1810699 steps, saw 259066 distinct states, run finished after 3002 ms. (steps per millisecond=603 ) properties seen :1
FORMULA AutoFlight-PT-04b-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 1 properties.
// Phase 1: matrix 155 rows 175 cols
[2023-03-12 13:33:35] [INFO ] Computed 28 place invariants in 17 ms
[2023-03-12 13:33:35] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 13:33:35] [INFO ] [Nat]Absence check using 26 positive place invariants in 37 ms returned sat
[2023-03-12 13:33:35] [INFO ] [Nat]Absence check using 26 positive and 2 generalized place invariants in 4 ms returned sat
[2023-03-12 13:33:35] [INFO ] After 228ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 13:33:35] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-12 13:33:36] [INFO ] After 98ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-12 13:33:36] [INFO ] Deduced a trap composed of 15 places in 130 ms of which 0 ms to minimize.
[2023-03-12 13:33:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 150 ms
[2023-03-12 13:33:36] [INFO ] After 314ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 87 ms.
[2023-03-12 13:33:36] [INFO ] After 755ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 78 out of 175 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 175/175 places, 155/155 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 174 transition count 154
Applied a total of 2 rules in 17 ms. Remains 174 /175 variables (removed 1) and now considering 154/155 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 174/175 places, 154/155 transitions.
Incomplete random walk after 10000 steps, including 131 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1948412 steps, run timeout after 3001 ms. (steps per millisecond=649 ) properties seen :{}
Probabilistic random walk after 1948412 steps, saw 277235 distinct states, run finished after 3013 ms. (steps per millisecond=646 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 154 rows 174 cols
[2023-03-12 13:33:39] [INFO ] Computed 28 place invariants in 3 ms
[2023-03-12 13:33:39] [INFO ] After 96ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 13:33:39] [INFO ] [Nat]Absence check using 26 positive place invariants in 7 ms returned sat
[2023-03-12 13:33:39] [INFO ] [Nat]Absence check using 26 positive and 2 generalized place invariants in 26 ms returned sat
[2023-03-12 13:33:39] [INFO ] After 151ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 13:33:39] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-12 13:33:39] [INFO ] After 107ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-12 13:33:40] [INFO ] Deduced a trap composed of 20 places in 226 ms of which 1 ms to minimize.
[2023-03-12 13:33:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 254 ms
[2023-03-12 13:33:40] [INFO ] After 442ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 136 ms.
[2023-03-12 13:33:40] [INFO ] After 852ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 78 out of 174 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 154/154 transitions.
Applied a total of 0 rules in 10 ms. Remains 174 /174 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 174/174 places, 154/154 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 154/154 transitions.
Applied a total of 0 rules in 11 ms. Remains 174 /174 variables (removed 0) and now considering 154/154 (removed 0) transitions.
[2023-03-12 13:33:40] [INFO ] Invariant cache hit.
[2023-03-12 13:33:40] [INFO ] Implicit Places using invariants in 195 ms returned []
[2023-03-12 13:33:40] [INFO ] Invariant cache hit.
[2023-03-12 13:33:40] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-12 13:33:40] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 322 ms to find 0 implicit places.
[2023-03-12 13:33:40] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 13:33:40] [INFO ] Invariant cache hit.
[2023-03-12 13:33:40] [INFO ] Dead Transitions using invariants and state equation in 145 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 491 ms. Remains : 174/174 places, 154/154 transitions.
Graph (complete) has 294 edges and 174 vertex of which 168 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 168 transition count 153
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 167 transition count 153
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 3 place count 167 transition count 146
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 17 place count 160 transition count 146
Applied a total of 17 rules in 14 ms. Remains 160 /174 variables (removed 14) and now considering 146/154 (removed 8) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 146 rows 160 cols
[2023-03-12 13:33:40] [INFO ] Computed 22 place invariants in 2 ms
[2023-03-12 13:33:41] [INFO ] After 89ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 13:33:41] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-12 13:33:41] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-12 13:33:41] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 13:33:41] [INFO ] Deduced a trap composed of 20 places in 140 ms of which 0 ms to minimize.
[2023-03-12 13:33:41] [INFO ] Deduced a trap composed of 20 places in 74 ms of which 1 ms to minimize.
[2023-03-12 13:33:41] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 0 ms to minimize.
[2023-03-12 13:33:41] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 341 ms
[2023-03-12 13:33:41] [INFO ] After 511ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 85 ms.
[2023-03-12 13:33:41] [INFO ] After 702ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-12 13:33:41] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 13 ms.
[2023-03-12 13:33:41] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 174 places, 154 transitions and 438 arcs took 3 ms.
[2023-03-12 13:33:42] [INFO ] Flatten gal took : 55 ms
Total runtime 25636 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --inv-bin-par --invariant=/tmp/656/inv_0_ --inv-par
FORMULA AutoFlight-PT-04b-ReachabilityFireability-04 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678628023722

--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023
rfs formula name AutoFlight-PT-04b-ReachabilityFireability-04
rfs formula type AG
rfs formula formula --invariant=/tmp/656/inv_0_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 174 places, 154 transitions and 438 arcs
pnml2lts-sym: Petri net AutoFlight_PT_04b analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 154->150 groups
pnml2lts-sym: Regrouping took 0.020 real 0.010 user 0.000 sys
pnml2lts-sym: state vector length is 174; there are 150 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/656/inv_0_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym: all invariants violated
pnml2lts-sym: exiting now
pnml2lts-sym: invariant detection took 0.360 real 1.390 user 0.030 sys
pnml2lts-sym: max token count: 1

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-04b"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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-04b, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r009-oct2-167813597900431"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-04b.tgz
mv AutoFlight-PT-04b execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;