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.r025-oct2-167813611800297.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 smartxred
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 r025-oct2-167813611800297
=====================================================================

--------------------
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 1679007759722

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=smartxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutoFlight-PT-12b
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-16 23:02:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 23:02:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 23:02:42] [INFO ] Load time of PNML (sax parser for PT used): 109 ms
[2023-03-16 23:02:42] [INFO ] Transformed 1126 places.
[2023-03-16 23:02:42] [INFO ] Transformed 1124 transitions.
[2023-03-16 23:02:42] [INFO ] Found NUPN structural information;
[2023-03-16 23:02:42] [INFO ] Parsed PT model containing 1126 places and 1124 transitions and 2618 arcs in 299 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 5 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 99 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 23:02:43] [INFO ] Computed 76 place invariants in 29 ms
[2023-03-16 23:02:44] [INFO ] Implicit Places using invariants in 1191 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 1229 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 30 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 23:02:44] [INFO ] Computed 63 place invariants in 6 ms
[2023-03-16 23:02:44] [INFO ] Implicit Places using invariants in 266 ms returned []
[2023-03-16 23:02:44] [INFO ] Invariant cache hit.
[2023-03-16 23:02:45] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-16 23:02:46] [INFO ] Implicit Places using invariants and state equation in 2098 ms returned []
Implicit Place search using SMT with State Equation took 2367 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 3727 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 221 resets, run finished after 563 ms. (steps per millisecond=17 ) properties (out of 148) seen :92
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) 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 56) seen :0
Running SMT prover for 56 properties.
[2023-03-16 23:02:47] [INFO ] Invariant cache hit.
[2023-03-16 23:02:47] [INFO ] [Real]Absence check using 63 positive place invariants in 17 ms returned sat
[2023-03-16 23:02:50] [INFO ] After 3553ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:56
[2023-03-16 23:02:51] [INFO ] [Nat]Absence check using 63 positive place invariants in 13 ms returned sat
[2023-03-16 23:02:53] [INFO ] After 1033ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :56
[2023-03-16 23:02:53] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-16 23:02:54] [INFO ] After 1275ms SMT Verify possible using 60 Read/Feed constraints in natural domain returned unsat :0 sat :56
[2023-03-16 23:02:55] [INFO ] Deduced a trap composed of 6 places in 226 ms of which 20 ms to minimize.
[2023-03-16 23:02:55] [INFO ] Deduced a trap composed of 6 places in 75 ms of which 1 ms to minimize.
[2023-03-16 23:02:55] [INFO ] Deduced a trap composed of 6 places in 265 ms of which 1 ms to minimize.
[2023-03-16 23:02:55] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 777 ms
[2023-03-16 23:02:56] [INFO ] Deduced a trap composed of 6 places in 138 ms of which 5 ms to minimize.
[2023-03-16 23:02:56] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 1 ms to minimize.
[2023-03-16 23:02:56] [INFO ] Deduced a trap composed of 6 places in 58 ms of which 1 ms to minimize.
[2023-03-16 23:02:56] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 292 ms
[2023-03-16 23:02:56] [INFO ] Deduced a trap composed of 6 places in 64 ms of which 0 ms to minimize.
[2023-03-16 23:02:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 91 ms
[2023-03-16 23:02:56] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 0 ms to minimize.
[2023-03-16 23:02:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 91 ms
[2023-03-16 23:02:58] [INFO ] After 4841ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :56
Attempting to minimize the solution found.
Minimization took 1401 ms.
[2023-03-16 23:02:59] [INFO ] After 8944ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :56
Parikh walk visited 30 properties in 4714 ms.
Support contains 52 out of 246 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 246/246 places, 197/197 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 233 transition count 184
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 233 transition count 184
Free-agglomeration rule applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 50 place count 233 transition count 160
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 74 place count 209 transition count 160
Applied a total of 74 rules in 35 ms. Remains 209 /246 variables (removed 37) and now considering 160/197 (removed 37) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 209/246 places, 160/197 transitions.
Interrupted random walk after 789951 steps, including 14916 resets, run timeout after 30001 ms. (steps per millisecond=26 ) properties seen 13
Interrupted Best-First random walk after 958392 steps, including 2004 resets, run timeout after 5001 ms. (steps per millisecond=191 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2114 resets, run finished after 4508 ms. (steps per millisecond=221 ) properties (out of 13) seen :0
Interrupted Best-First random walk after 978032 steps, including 2058 resets, run timeout after 5001 ms. (steps per millisecond=195 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2125 resets, run finished after 4472 ms. (steps per millisecond=223 ) properties (out of 13) seen :0
Interrupted Best-First random walk after 985635 steps, including 2070 resets, run timeout after 5001 ms. (steps per millisecond=197 ) properties seen 0
Interrupted Best-First random walk after 942864 steps, including 1989 resets, run timeout after 5001 ms. (steps per millisecond=188 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2108 resets, run finished after 4489 ms. (steps per millisecond=222 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2094 resets, run finished after 4656 ms. (steps per millisecond=214 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2110 resets, run finished after 4923 ms. (steps per millisecond=203 ) properties (out of 13) seen :0
Interrupted Best-First random walk after 907364 steps, including 1909 resets, run timeout after 5001 ms. (steps per millisecond=181 ) properties seen 0
Interrupted Best-First random walk after 922780 steps, including 1932 resets, run timeout after 5001 ms. (steps per millisecond=184 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2097 resets, run finished after 4294 ms. (steps per millisecond=232 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2112 resets, run finished after 4899 ms. (steps per millisecond=204 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
// Phase 1: matrix 160 rows 209 cols
[2023-03-16 23:04:36] [INFO ] Computed 63 place invariants in 3 ms
[2023-03-16 23:04:36] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2023-03-16 23:04:37] [INFO ] After 489ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-16 23:04:37] [INFO ] [Nat]Absence check using 63 positive place invariants in 19 ms returned sat
[2023-03-16 23:04:37] [INFO ] After 229ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-16 23:04:37] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-16 23:04:38] [INFO ] After 299ms SMT Verify possible using 84 Read/Feed constraints in natural domain returned unsat :0 sat :13
[2023-03-16 23:04:38] [INFO ] After 869ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :13
Attempting to minimize the solution found.
Minimization took 399 ms.
[2023-03-16 23:04:39] [INFO ] After 1825ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :13
Parikh walk visited 1 properties in 3010 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 13 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 13 ms. Remains : 207/209 places, 158/160 transitions.
Incomplete random walk after 1000000 steps, including 18938 resets, run finished after 29477 ms. (steps per millisecond=33 ) properties (out of 12) seen :0
Interrupted Best-First random walk after 909655 steps, including 2086 resets, run timeout after 5001 ms. (steps per millisecond=181 ) properties seen 0
Interrupted Best-First random walk after 969772 steps, including 2148 resets, run timeout after 5001 ms. (steps per millisecond=193 ) properties seen 0
Interrupted Best-First random walk after 904535 steps, including 2017 resets, run timeout after 5001 ms. (steps per millisecond=180 ) properties seen 0
Interrupted Best-First random walk after 953691 steps, including 2122 resets, run timeout after 5001 ms. (steps per millisecond=190 ) properties seen 0
Interrupted Best-First random walk after 956907 steps, including 2084 resets, run timeout after 5001 ms. (steps per millisecond=191 ) properties seen 0
Interrupted Best-First random walk after 984903 steps, including 2190 resets, run timeout after 5001 ms. (steps per millisecond=196 ) properties seen 0
Interrupted Best-First random walk after 902666 steps, including 1967 resets, run timeout after 5001 ms. (steps per millisecond=180 ) properties seen 0
Interrupted Best-First random walk after 927968 steps, including 2029 resets, run timeout after 5001 ms. (steps per millisecond=185 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2226 resets, run finished after 3989 ms. (steps per millisecond=250 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2239 resets, run finished after 3826 ms. (steps per millisecond=261 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2227 resets, run finished after 4049 ms. (steps per millisecond=246 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2223 resets, run finished after 4288 ms. (steps per millisecond=233 ) properties (out of 11) seen :0
Interrupted probabilistic random walk after 37435023 steps, run timeout after 255001 ms. (steps per millisecond=146 ) properties seen :{}
Probabilistic random walk after 37435023 steps, saw 5847171 distinct states, run finished after 255006 ms. (steps per millisecond=146 ) properties seen :0
Running SMT prover for 11 properties.
// Phase 1: matrix 158 rows 207 cols
[2023-03-16 23:10:22] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 23:10:22] [INFO ] [Real]Absence check using 63 positive place invariants in 10 ms returned sat
[2023-03-16 23:10:23] [INFO ] After 353ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-16 23:10:23] [INFO ] [Nat]Absence check using 63 positive place invariants in 24 ms returned sat
[2023-03-16 23:10:23] [INFO ] After 265ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-03-16 23:10:23] [INFO ] State equation strengthened by 86 read => feed constraints.
[2023-03-16 23:10:24] [INFO ] After 293ms SMT Verify possible using 86 Read/Feed constraints in natural domain returned unsat :0 sat :11
[2023-03-16 23:10:24] [INFO ] After 752ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 276 ms.
[2023-03-16 23:10:24] [INFO ] After 1578ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
Parikh walk visited 0 properties in 3771 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 12 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 12 ms. Remains : 205/207 places, 156/158 transitions.
Interrupted random walk after 822437 steps, including 15465 resets, run timeout after 30001 ms. (steps per millisecond=27 ) properties seen 0
Interrupted Best-First random walk after 906429 steps, including 2228 resets, run timeout after 5001 ms. (steps per millisecond=181 ) properties seen 0
Interrupted Best-First random walk after 973717 steps, including 2279 resets, run timeout after 5001 ms. (steps per millisecond=194 ) properties seen 0
Interrupted Best-First random walk after 949975 steps, including 2194 resets, run timeout after 5001 ms. (steps per millisecond=189 ) properties seen 0
Interrupted Best-First random walk after 976370 steps, including 2276 resets, run timeout after 5001 ms. (steps per millisecond=195 ) properties seen 0
Interrupted Best-First random walk after 783624 steps, including 1822 resets, run timeout after 5001 ms. (steps per millisecond=156 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2365 resets, run finished after 4479 ms. (steps per millisecond=223 ) properties (out of 11) seen :0
Interrupted Best-First random walk after 899921 steps, including 2117 resets, run timeout after 5001 ms. (steps per millisecond=179 ) properties seen 0
Interrupted Best-First random walk after 970606 steps, including 2268 resets, run timeout after 5001 ms. (steps per millisecond=194 ) properties seen 0
Interrupted Best-First random walk after 978875 steps, including 2310 resets, run timeout after 5001 ms. (steps per millisecond=195 ) properties seen 0
Interrupted Best-First random walk after 967355 steps, including 2296 resets, run timeout after 5001 ms. (steps per millisecond=193 ) properties seen 1
Interrupted Best-First random walk after 984872 steps, including 2272 resets, run timeout after 5001 ms. (steps per millisecond=196 ) properties seen 0
Finished probabilistic random walk after 35694091 steps, run visited all 10 properties in 231559 ms. (steps per millisecond=154 )
Probabilistic random walk after 35694091 steps, saw 5926400 distinct states, run finished after 231560 ms. (steps per millisecond=154 ) properties seen :10
Able to resolve query QuasiLiveness after proving 149 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 782144 ms.
ITS solved all properties within timeout

BK_STOP 1679008544752

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AutoFlight-PT-12b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="smartxred"
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 smartxred"
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 r025-oct2-167813611800297"
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 ;