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.r117-tall-167814495300117.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)
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is DBSingleClientW-PT-d0m05, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r117-tall-167814495300117
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 620K
-rw-r--r-- 1 mcc users 8.5K Feb 26 15:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Feb 26 15:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Feb 26 15:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Feb 26 15:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 15:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Feb 26 15:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 26 15:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 26 15:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 119K 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 1679412863040

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DBSingleClientW-PT-d0m05
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 15:34:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:34:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:34:24] [INFO ] Load time of PNML (sax parser for PT used): 54 ms
[2023-03-21 15:34:24] [INFO ] Transformed 553 places.
[2023-03-21 15:34:24] [INFO ] Transformed 150 transitions.
[2023-03-21 15:34:24] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 113 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 553/553 places, 150/150 transitions.
Reduce places removed 451 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 462 rules applied. Total rules applied 462 place count 102 transition count 139
Applied a total of 462 rules in 11 ms. Remains 102 /553 variables (removed 451) and now considering 139/150 (removed 11) transitions.
// Phase 1: matrix 139 rows 102 cols
[2023-03-21 15:34:24] [INFO ] Computed 2 place invariants in 16 ms
[2023-03-21 15:34:25] [INFO ] Implicit Places using invariants in 595 ms returned []
[2023-03-21 15:34:25] [INFO ] Invariant cache hit.
[2023-03-21 15:34:25] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:34:25] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 819 ms to find 0 implicit places.
[2023-03-21 15:34:25] [INFO ] Invariant cache hit.
[2023-03-21 15:34:25] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 102/553 places, 139/150 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 930 ms. Remains : 102/553 places, 139/150 transitions.
Discarding 48 transitions out of 139. Remains 91
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2278 resets, run finished after 564 ms. (steps per millisecond=17 ) properties (out of 90) seen :35
Incomplete Best-First random walk after 1000 steps, including 48 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 55) seen :1
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 54) seen :1
Incomplete Best-First random walk after 1000 steps, including 36 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 50 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 38 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 53) seen :8
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 58 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 42 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :1
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 50 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 42 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 62 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 82 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 113 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 80 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 84 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 97 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 102 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 104 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 107 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 97 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 113 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 100 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 98 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 85 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 85 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 44) seen :1
Incomplete Best-First random walk after 1000 steps, including 87 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 102 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 118 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 88 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) seen :6
Running SMT prover for 37 properties.
[2023-03-21 15:34:26] [INFO ] Invariant cache hit.
[2023-03-21 15:34:26] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:34:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:34:27] [INFO ] After 995ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:37
[2023-03-21 15:34:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:34:27] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:34:28] [INFO ] After 381ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :37
[2023-03-21 15:34:28] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:34:28] [INFO ] After 485ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :37
[2023-03-21 15:34:29] [INFO ] After 1162ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :37
Attempting to minimize the solution found.
Minimization took 477 ms.
[2023-03-21 15:34:29] [INFO ] After 2232ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :37
Parikh walk visited 4 properties in 1168 ms.
Support contains 43 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 93 transition count 124
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 93 transition count 124
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 20 place count 91 transition count 122
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 91 transition count 122
Applied a total of 22 rules in 29 ms. Remains 91 /102 variables (removed 11) and now considering 122/139 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 91/102 places, 122/139 transitions.
Incomplete random walk after 1000000 steps, including 229461 resets, run finished after 18877 ms. (steps per millisecond=52 ) properties (out of 33) seen :7
Incomplete Best-First random walk after 100001 steps, including 4978 resets, run finished after 552 ms. (steps per millisecond=181 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 4944 resets, run finished after 715 ms. (steps per millisecond=139 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100000 steps, including 4971 resets, run finished after 867 ms. (steps per millisecond=115 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 4984 resets, run finished after 734 ms. (steps per millisecond=136 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 4797 resets, run finished after 536 ms. (steps per millisecond=186 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100000 steps, including 4923 resets, run finished after 578 ms. (steps per millisecond=173 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100000 steps, including 5032 resets, run finished after 518 ms. (steps per millisecond=193 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 4983 resets, run finished after 520 ms. (steps per millisecond=192 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 4871 resets, run finished after 400 ms. (steps per millisecond=250 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 4986 resets, run finished after 269 ms. (steps per millisecond=371 ) properties (out of 26) seen :5
Incomplete Best-First random walk after 100001 steps, including 4939 resets, run finished after 710 ms. (steps per millisecond=140 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 987 ms. (steps per millisecond=101 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 994 ms. (steps per millisecond=100 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 10098 resets, run finished after 754 ms. (steps per millisecond=132 ) properties (out of 21) seen :2
Incomplete Best-First random walk after 100000 steps, including 10018 resets, run finished after 795 ms. (steps per millisecond=125 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 100000 steps, including 10196 resets, run finished after 790 ms. (steps per millisecond=126 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 100001 steps, including 10197 resets, run finished after 791 ms. (steps per millisecond=126 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 100000 steps, including 10158 resets, run finished after 792 ms. (steps per millisecond=126 ) properties (out of 19) seen :1
Incomplete Best-First random walk after 100000 steps, including 10131 resets, run finished after 783 ms. (steps per millisecond=127 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10261 resets, run finished after 792 ms. (steps per millisecond=126 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10064 resets, run finished after 753 ms. (steps per millisecond=132 ) properties (out of 18) seen :2
Running SMT prover for 16 properties.
// Phase 1: matrix 122 rows 91 cols
[2023-03-21 15:35:04] [INFO ] Computed 2 place invariants in 10 ms
[2023-03-21 15:35:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:35:04] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:35:04] [INFO ] After 277ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-21 15:35:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:35:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:35:05] [INFO ] After 144ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
[2023-03-21 15:35:05] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-21 15:35:05] [INFO ] After 156ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :16
[2023-03-21 15:35:05] [INFO ] After 371ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :16
Attempting to minimize the solution found.
Minimization took 141 ms.
[2023-03-21 15:35:05] [INFO ] After 747ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :16
Parikh walk visited 0 properties in 366 ms.
Support contains 24 out of 91 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91/91 places, 122/122 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 85 transition count 111
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 85 transition count 111
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 16 place count 81 transition count 107
Iterating global reduction 0 with 4 rules applied. Total rules applied 20 place count 81 transition count 107
Applied a total of 20 rules in 17 ms. Remains 81 /91 variables (removed 10) and now considering 107/122 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 81/91 places, 107/122 transitions.
Incomplete random walk after 1000000 steps, including 229338 resets, run finished after 17114 ms. (steps per millisecond=58 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 4894 resets, run finished after 703 ms. (steps per millisecond=142 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 5002 resets, run finished after 418 ms. (steps per millisecond=239 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 100001 steps, including 4914 resets, run finished after 475 ms. (steps per millisecond=210 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 4943 resets, run finished after 254 ms. (steps per millisecond=393 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 5012 resets, run finished after 455 ms. (steps per millisecond=219 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 4875 resets, run finished after 465 ms. (steps per millisecond=215 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 866 ms. (steps per millisecond=115 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 908 ms. (steps per millisecond=110 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 10186 resets, run finished after 482 ms. (steps per millisecond=207 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 10071 resets, run finished after 457 ms. (steps per millisecond=218 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 10039 resets, run finished after 434 ms. (steps per millisecond=230 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 10099 resets, run finished after 658 ms. (steps per millisecond=151 ) properties (out of 15) seen :2
Incomplete Best-First random walk after 100000 steps, including 10030 resets, run finished after 754 ms. (steps per millisecond=132 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 10264 resets, run finished after 615 ms. (steps per millisecond=162 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 10163 resets, run finished after 570 ms. (steps per millisecond=175 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
// Phase 1: matrix 107 rows 81 cols
[2023-03-21 15:35:31] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-21 15:35:31] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:35:31] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-21 15:35:31] [INFO ] After 239ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-21 15:35:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:35:31] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:35:32] [INFO ] After 170ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-21 15:35:32] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-21 15:35:32] [INFO ] After 104ms SMT Verify possible using 41 Read/Feed constraints in natural domain returned unsat :0 sat :13
[2023-03-21 15:35:32] [INFO ] After 239ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :13
Attempting to minimize the solution found.
Minimization took 97 ms.
[2023-03-21 15:35:32] [INFO ] After 590ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :13
Parikh walk visited 0 properties in 2159 ms.
Support contains 19 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 107/107 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 79 transition count 105
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 79 transition count 105
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 77 transition count 101
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 77 transition count 101
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 76 transition count 100
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 76 transition count 100
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 75 transition count 99
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 75 transition count 99
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 14 place count 75 transition count 97
Applied a total of 14 rules in 26 ms. Remains 75 /81 variables (removed 6) and now considering 97/107 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 75/81 places, 97/107 transitions.
Incomplete random walk after 1000000 steps, including 229186 resets, run finished after 14583 ms. (steps per millisecond=68 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 50152 resets, run finished after 4760 ms. (steps per millisecond=210 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000000 steps, including 49564 resets, run finished after 4702 ms. (steps per millisecond=212 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000000 steps, including 49858 resets, run finished after 4494 ms. (steps per millisecond=222 ) properties (out of 13) seen :5
Incomplete Best-First random walk after 1000001 steps, including 50127 resets, run finished after 3370 ms. (steps per millisecond=296 ) properties (out of 8) seen :1
Interrupted Best-First random walk after 844224 steps, including 168844 resets, run timeout after 5001 ms. (steps per millisecond=168 ) properties seen 0
Interrupted Best-First random walk after 532191 steps, including 106438 resets, run timeout after 5001 ms. (steps per millisecond=106 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 101860 resets, run finished after 4422 ms. (steps per millisecond=226 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 1000001 steps, including 102329 resets, run finished after 3852 ms. (steps per millisecond=259 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 97 rows 75 cols
[2023-03-21 15:36:24] [INFO ] Computed 2 place invariants in 4 ms
[2023-03-21 15:36:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:36:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:36:25] [INFO ] After 97ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-21 15:36:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:36:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:36:25] [INFO ] After 46ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-21 15:36:25] [INFO ] State equation strengthened by 39 read => feed constraints.
[2023-03-21 15:36:25] [INFO ] After 31ms SMT Verify possible using 39 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-21 15:36:25] [INFO ] After 70ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 37 ms.
[2023-03-21 15:36:25] [INFO ] After 194ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 454 ms.
Support contains 9 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 97/97 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 70 transition count 87
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 70 transition count 87
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 67 transition count 84
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 67 transition count 84
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 67 transition count 83
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 18 place count 66 transition count 81
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 66 transition count 81
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 20 place count 66 transition count 80
Applied a total of 20 rules in 13 ms. Remains 66 /75 variables (removed 9) and now considering 80/97 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 66/75 places, 80/97 transitions.
Incomplete random walk after 1000000 steps, including 229061 resets, run finished after 12341 ms. (steps per millisecond=81 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 50307 resets, run finished after 4265 ms. (steps per millisecond=234 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 4849 ms. (steps per millisecond=206 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 4162 ms. (steps per millisecond=240 ) properties (out of 5) seen :0
Interrupted Best-First random walk after 830331 steps, including 84394 resets, run timeout after 5001 ms. (steps per millisecond=166 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 101320 resets, run finished after 3182 ms. (steps per millisecond=314 ) properties (out of 5) seen :0
Finished probabilistic random walk after 8717 steps, run visited all 5 properties in 37 ms. (steps per millisecond=235 )
Probabilistic random walk after 8717 steps, saw 3785 distinct states, run finished after 37 ms. (steps per millisecond=235 ) properties seen :5
Able to resolve query QuasiLiveness after proving 91 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 155012 ms.
ITS solved all properties within timeout

BK_STOP 1679413020440

--------------------
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="DBSingleClientW-PT-d0m05"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is DBSingleClientW-PT-d0m05, 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 r117-tall-167814495300117"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m05.tgz
mv DBSingleClientW-PT-d0m05 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 ;