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.r533-tall-167987253000019.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is Anderson-PT-07, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r533-tall-167987253000019
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 924K
-rw-r--r-- 1 mcc users 7.6K Mar 23 15:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 23 15:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Mar 23 15:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 23 15:19 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 23 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 23 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 23 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 23 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 11K Mar 23 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Mar 23 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Mar 23 15:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 95K Mar 23 15:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 23 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 461K Mar 31 16:48 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 Liveness

=== Now, execution of the tool begins

BK_START 1680815548846

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Anderson-PT-07
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2023-04-06 21:12:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-04-06 21:12:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 21:12:30] [INFO ] Load time of PNML (sax parser for PT used): 78 ms
[2023-04-06 21:12:30] [INFO ] Transformed 309 places.
[2023-04-06 21:12:30] [INFO ] Transformed 917 transitions.
[2023-04-06 21:12:30] [INFO ] Found NUPN structural information;
[2023-04-06 21:12:30] [INFO ] Parsed PT model containing 309 places and 917 transitions and 3500 arcs in 143 ms.
Built sparse matrix representations for Structural reductions in 8 ms.20114KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 309/309 places, 917/917 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 56 ms. Remains 309 /309 variables (removed 0) and now considering 917/917 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 56 ms. Remains : 309/309 places, 917/917 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 309/309 places, 917/917 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 34 ms. Remains 309 /309 variables (removed 0) and now considering 917/917 (removed 0) transitions.
// Phase 1: matrix 917 rows 309 cols
[2023-04-06 21:12:30] [INFO ] Computed 17 invariants in 37 ms
[2023-04-06 21:12:31] [INFO ] Implicit Places using invariants in 402 ms returned []
[2023-04-06 21:12:31] [INFO ] Invariant cache hit.
[2023-04-06 21:12:31] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-04-06 21:12:31] [INFO ] Implicit Places using invariants and state equation in 294 ms returned []
Implicit Place search using SMT with State Equation took 719 ms to find 0 implicit places.
[2023-04-06 21:12:31] [INFO ] Redundant transitions in 52 ms returned []
[2023-04-06 21:12:31] [INFO ] Invariant cache hit.
[2023-04-06 21:12:32] [INFO ] Dead Transitions using invariants and state equation in 752 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1565 ms. Remains : 309/309 places, 917/917 transitions.
Random walk for 1250000 steps, including 0 resets, run took 1853 ms (no deadlock found). (steps per millisecond=674 )
Random directed walk for 1250000 steps, including 0 resets, run took 1740 ms (no deadlock found). (steps per millisecond=718 )
[2023-04-06 21:12:35] [INFO ] Invariant cache hit.
[2023-04-06 21:12:35] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2023-04-06 21:12:36] [INFO ] [Real]Absence check using 8 positive and 9 generalized place invariants in 212 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 309/309 places, 917/917 transitions.
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 42 Pre rules applied. Total rules applied 0 place count 309 transition count 875
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 0 with 84 rules applied. Total rules applied 84 place count 267 transition count 875
Applied a total of 84 rules in 23 ms. Remains 267 /309 variables (removed 42) and now considering 875/917 (removed 42) transitions.
// Phase 1: matrix 875 rows 267 cols
[2023-04-06 21:12:36] [INFO ] Computed 17 invariants in 11 ms
[2023-04-06 21:12:36] [INFO ] Implicit Places using invariants in 423 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 426 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 266/309 places, 875/917 transitions.
Drop transitions removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 266 transition count 826
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 1 with 49 rules applied. Total rules applied 98 place count 217 transition count 826
Applied a total of 98 rules in 9 ms. Remains 217 /266 variables (removed 49) and now considering 826/875 (removed 49) transitions.
// Phase 1: matrix 826 rows 217 cols
[2023-04-06 21:12:36] [INFO ] Computed 16 invariants in 8 ms
[2023-04-06 21:12:36] [INFO ] Implicit Places using invariants in 258 ms returned []
[2023-04-06 21:12:36] [INFO ] Invariant cache hit.
[2023-04-06 21:12:37] [INFO ] State equation strengthened by 77 read => feed constraints.
[2023-04-06 21:12:37] [INFO ] Implicit Places using invariants and state equation in 1046 ms returned []
Implicit Place search using SMT with State Equation took 1309 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 217/309 places, 826/917 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1767 ms. Remains : 217/309 places, 826/917 transitions.
Initial state reduction rules removed 7 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 878 ms. (steps per millisecond=11 ) properties (out of 819) seen :468
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 351) seen :2
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 349) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 349) seen :0
Running SMT prover for 349 properties.
[2023-04-06 21:12:38] [INFO ] Invariant cache hit.
[2023-04-06 21:12:41] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-04-06 21:12:41] [INFO ] [Real]Absence check using 8 positive and 8 generalized place invariants in 7 ms returned sat
[2023-04-06 21:13:00] [INFO ] After 21294ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:349
[2023-04-06 21:13:02] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-04-06 21:13:02] [INFO ] [Nat]Absence check using 8 positive and 8 generalized place invariants in 17 ms returned sat
[2023-04-06 21:13:22] [INFO ] After 18618ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :349
[2023-04-06 21:13:22] [INFO ] State equation strengthened by 77 read => feed constraints.
[2023-04-06 21:13:25] [INFO ] After 3781ms SMT Verify possible using 77 Read/Feed constraints in natural domain returned unsat :0 sat :348
[2023-04-06 21:13:25] [INFO ] After 3781ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :348
Attempting to minimize the solution found.
Minimization took 0 ms.
[2023-04-06 21:13:25] [INFO ] After 25013ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :348
Parikh walk visited 31 properties in 1754 ms.
Support contains 93 out of 217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 217/217 places, 826/826 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 194 transition count 803
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 194 transition count 803
Applied a total of 46 rules in 27 ms. Remains 194 /217 variables (removed 23) and now considering 803/826 (removed 23) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 194/217 places, 803/826 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27588 ms. (steps per millisecond=36 ) properties (out of 318) seen :255
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 758 ms. (steps per millisecond=131 ) properties (out of 63) seen :4
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 843 ms. (steps per millisecond=118 ) properties (out of 59) seen :5
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 709 ms. (steps per millisecond=141 ) properties (out of 54) seen :2
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 769 ms. (steps per millisecond=130 ) properties (out of 52) seen :5
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 708 ms. (steps per millisecond=141 ) properties (out of 47) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 711 ms. (steps per millisecond=140 ) properties (out of 45) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 694 ms. (steps per millisecond=144 ) properties (out of 43) seen :3
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 703 ms. (steps per millisecond=142 ) properties (out of 40) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 696 ms. (steps per millisecond=143 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 662 ms. (steps per millisecond=151 ) properties (out of 39) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 699 ms. (steps per millisecond=143 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 738 ms. (steps per millisecond=135 ) properties (out of 38) seen :5
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 689 ms. (steps per millisecond=145 ) properties (out of 33) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 708 ms. (steps per millisecond=141 ) properties (out of 32) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 688 ms. (steps per millisecond=145 ) properties (out of 30) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 767 ms. (steps per millisecond=130 ) properties (out of 29) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 686 ms. (steps per millisecond=145 ) properties (out of 27) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 705 ms. (steps per millisecond=141 ) properties (out of 26) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 672 ms. (steps per millisecond=148 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 732 ms. (steps per millisecond=136 ) properties (out of 24) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 741 ms. (steps per millisecond=134 ) properties (out of 22) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 762 ms. (steps per millisecond=131 ) properties (out of 20) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 665 ms. (steps per millisecond=150 ) properties (out of 17) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 638 ms. (steps per millisecond=156 ) properties (out of 15) seen :2
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 625 ms. (steps per millisecond=160 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 505 ms. (steps per millisecond=198 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 610 ms. (steps per millisecond=163 ) properties (out of 11) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 529 ms. (steps per millisecond=189 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 500 ms. (steps per millisecond=200 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 474 ms. (steps per millisecond=210 ) properties (out of 7) seen :3
Running SMT prover for 4 properties.
// Phase 1: matrix 803 rows 194 cols
[2023-04-06 21:14:15] [INFO ] Computed 16 invariants in 4 ms
[2023-04-06 21:14:15] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-04-06 21:14:15] [INFO ] [Real]Absence check using 8 positive and 8 generalized place invariants in 4 ms returned sat
[2023-04-06 21:14:16] [INFO ] After 374ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-04-06 21:14:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-04-06 21:14:16] [INFO ] [Nat]Absence check using 8 positive and 8 generalized place invariants in 5 ms returned sat
[2023-04-06 21:14:16] [INFO ] After 287ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-04-06 21:14:16] [INFO ] State equation strengthened by 61 read => feed constraints.
[2023-04-06 21:14:16] [INFO ] After 135ms SMT Verify possible using 61 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-04-06 21:14:16] [INFO ] After 345ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 157 ms.
[2023-04-06 21:14:16] [INFO ] After 876ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 2 properties in 1273 ms.
Support contains 3 out of 194 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 194/194 places, 803/803 transitions.
Discarding 59 places :
Symmetric choice reduction at 0 with 59 rule applications. Total rules 59 place count 135 transition count 264
Iterating global reduction 0 with 59 rules applied. Total rules applied 118 place count 135 transition count 264
Applied a total of 118 rules in 29 ms. Remains 135 /194 variables (removed 59) and now considering 264/803 (removed 539) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36 ms. Remains : 135/194 places, 264/803 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 5740 ms. (steps per millisecond=174 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 721 ms. (steps per millisecond=1386 ) properties (out of 2) seen :1
Finished Best-First random walk after 190990 steps, including 0 resets, run visited all 1 properties in 100 ms. (steps per millisecond=1909 )
Parikh walk visited 0 properties in 0 ms.
Able to resolve query QuasiLiveness after proving 826 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 309/309 places, 917/917 transitions.
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 42 Pre rules applied. Total rules applied 0 place count 309 transition count 875
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 0 with 84 rules applied. Total rules applied 84 place count 267 transition count 875
Applied a total of 84 rules in 21 ms. Remains 267 /309 variables (removed 42) and now considering 875/917 (removed 42) transitions.
// Phase 1: matrix 875 rows 267 cols
[2023-04-06 21:14:24] [INFO ] Computed 17 invariants in 9 ms
[2023-04-06 21:14:25] [INFO ] Implicit Places using invariants in 459 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 462 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 266/309 places, 875/917 transitions.
Drop transitions removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 266 transition count 826
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 1 with 49 rules applied. Total rules applied 98 place count 217 transition count 826
Applied a total of 98 rules in 8 ms. Remains 217 /266 variables (removed 49) and now considering 826/875 (removed 49) transitions.
// Phase 1: matrix 826 rows 217 cols
[2023-04-06 21:14:25] [INFO ] Computed 16 invariants in 5 ms
[2023-04-06 21:14:25] [INFO ] Implicit Places using invariants in 273 ms returned []
[2023-04-06 21:14:25] [INFO ] Invariant cache hit.
[2023-04-06 21:14:25] [INFO ] State equation strengthened by 77 read => feed constraints.
[2023-04-06 21:14:26] [INFO ] Implicit Places using invariants and state equation in 985 ms returned []
Implicit Place search using SMT with State Equation took 1261 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 217/309 places, 826/917 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1753 ms. Remains : 217/309 places, 826/917 transitions.
Unable to solve all queries for examination Liveness. Remains :826 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 826 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 116340 ms.
starting LoLA
BK_INPUT Anderson-PT-07
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 7395668 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16130804 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: LAUNCH SYMM
lola: reporting
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lola: caught signal Terminated - aborting LoLA

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY


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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="Anderson-PT-07"
export BK_EXAMINATION="Liveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is Anderson-PT-07, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r533-tall-167987253000019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-07.tgz
mv Anderson-PT-07 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;