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.r121-tall-167814499200117.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 smartxred
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 r121-tall-167814499200117
=====================================================================

--------------------
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 1678392314299

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=DBSingleClientW-PT-d0m05
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-09 20:05:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:05:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:05:16] [INFO ] Load time of PNML (sax parser for PT used): 59 ms
[2023-03-09 20:05:16] [INFO ] Transformed 553 places.
[2023-03-09 20:05:16] [INFO ] Transformed 150 transitions.
[2023-03-09 20:05:16] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 379 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
[2023-03-09 20:05:16] [INFO ] Computed 2 place invariants in 19 ms
[2023-03-09 20:05:16] [INFO ] Implicit Places using invariants in 249 ms returned []
[2023-03-09 20:05:16] [INFO ] Invariant cache hit.
[2023-03-09 20:05:16] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:05:16] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 460 ms to find 0 implicit places.
[2023-03-09 20:05:16] [INFO ] Invariant cache hit.
[2023-03-09 20:05:16] [INFO ] Dead Transitions using invariants and state equation in 112 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 587 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 2307 resets, run finished after 411 ms. (steps per millisecond=24 ) properties (out of 90) seen :35
Incomplete Best-First random walk after 1001 steps, including 59 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 55) seen :2
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 43 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 53) seen :1
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 52) seen :3
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 59 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 43 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 58 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 48 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 59 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 37 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 110 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 102 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 93 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 85 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 105 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 82 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 106 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 91 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 100 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 97 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 92 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 91 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1000 steps, including 103 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 49) seen :1
Incomplete Best-First random walk after 1001 steps, including 101 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 120 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 107 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 96 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 90 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 110 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 92 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 48) seen :0
Running SMT prover for 48 properties.
[2023-03-09 20:05:17] [INFO ] Invariant cache hit.
[2023-03-09 20:05:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:05:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:05:18] [INFO ] After 796ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:48
[2023-03-09 20:05:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:05:18] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-09 20:05:19] [INFO ] After 484ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :48
[2023-03-09 20:05:19] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:05:19] [INFO ] After 641ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :48
[2023-03-09 20:05:20] [INFO ] After 1461ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :48
Attempting to minimize the solution found.
Minimization took 655 ms.
[2023-03-09 20:05:21] [INFO ] After 2823ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :48
Parikh walk visited 10 properties in 1249 ms.
Support contains 46 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 94 transition count 125
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 94 transition count 125
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 93 transition count 124
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 93 transition count 124
Applied a total of 18 rules in 18 ms. Remains 93 /102 variables (removed 9) and now considering 124/139 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 93/102 places, 124/139 transitions.
Incomplete random walk after 1000000 steps, including 229028 resets, run finished after 22849 ms. (steps per millisecond=43 ) properties (out of 38) seen :16
Incomplete Best-First random walk after 100001 steps, including 4898 resets, run finished after 744 ms. (steps per millisecond=134 ) properties (out of 22) seen :4
Incomplete Best-First random walk after 100001 steps, including 4930 resets, run finished after 738 ms. (steps per millisecond=135 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4863 resets, run finished after 770 ms. (steps per millisecond=129 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 5027 resets, run finished after 706 ms. (steps per millisecond=141 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 5038 resets, run finished after 724 ms. (steps per millisecond=138 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 5013 resets, run finished after 709 ms. (steps per millisecond=141 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 4958 resets, run finished after 706 ms. (steps per millisecond=141 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1297 ms. (steps per millisecond=77 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10129 resets, run finished after 850 ms. (steps per millisecond=117 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10026 resets, run finished after 826 ms. (steps per millisecond=121 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 9985 resets, run finished after 958 ms. (steps per millisecond=104 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10093 resets, run finished after 974 ms. (steps per millisecond=102 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10177 resets, run finished after 968 ms. (steps per millisecond=103 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10189 resets, run finished after 982 ms. (steps per millisecond=101 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10139 resets, run finished after 954 ms. (steps per millisecond=104 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 9987 resets, run finished after 904 ms. (steps per millisecond=110 ) properties (out of 18) seen :2
Incomplete Best-First random walk after 100001 steps, including 10115 resets, run finished after 915 ms. (steps per millisecond=109 ) properties (out of 16) seen :0
Running SMT prover for 16 properties.
// Phase 1: matrix 124 rows 93 cols
[2023-03-09 20:06:00] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:06:00] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:00] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:06:00] [INFO ] After 255ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-09 20:06:00] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:00] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:00] [INFO ] After 146ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
[2023-03-09 20:06:00] [INFO ] State equation strengthened by 53 read => feed constraints.
[2023-03-09 20:06:00] [INFO ] After 177ms SMT Verify possible using 53 Read/Feed constraints in natural domain returned unsat :0 sat :16
[2023-03-09 20:06:00] [INFO ] After 381ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :16
Attempting to minimize the solution found.
Minimization took 161 ms.
[2023-03-09 20:06:01] [INFO ] After 769ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :16
Parikh walk visited 1 properties in 1602 ms.
Support contains 23 out of 93 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 93/93 places, 124/124 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 86 transition count 112
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 86 transition count 112
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 19 place count 81 transition count 107
Iterating global reduction 0 with 5 rules applied. Total rules applied 24 place count 81 transition count 107
Applied a total of 24 rules in 16 ms. Remains 81 /93 variables (removed 12) and now considering 107/124 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 81/93 places, 107/124 transitions.
Incomplete random walk after 1000000 steps, including 229166 resets, run finished after 20873 ms. (steps per millisecond=47 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 5012 resets, run finished after 688 ms. (steps per millisecond=145 ) properties (out of 15) seen :2
Incomplete Best-First random walk after 100000 steps, including 4999 resets, run finished after 658 ms. (steps per millisecond=151 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 100000 steps, including 5046 resets, run finished after 649 ms. (steps per millisecond=154 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 100000 steps, including 4958 resets, run finished after 641 ms. (steps per millisecond=156 ) properties (out of 12) seen :2
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1057 ms. (steps per millisecond=94 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100001 steps, including 10235 resets, run finished after 789 ms. (steps per millisecond=126 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100001 steps, including 10184 resets, run finished after 807 ms. (steps per millisecond=123 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100000 steps, including 10211 resets, run finished after 817 ms. (steps per millisecond=122 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100000 steps, including 10353 resets, run finished after 804 ms. (steps per millisecond=124 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100000 steps, including 10248 resets, run finished after 802 ms. (steps per millisecond=124 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100000 steps, including 10102 resets, run finished after 832 ms. (steps per millisecond=120 ) properties (out of 10) seen :1
Running SMT prover for 9 properties.
// Phase 1: matrix 107 rows 81 cols
[2023-03-09 20:06:32] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:06:32] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-09 20:06:32] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:32] [INFO ] After 151ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-09 20:06:32] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:06:32] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:32] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-09 20:06:32] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-09 20:06:32] [INFO ] After 72ms SMT Verify possible using 41 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2023-03-09 20:06:32] [INFO ] After 164ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 65 ms.
[2023-03-09 20:06:32] [INFO ] After 356ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Parikh walk visited 0 properties in 801 ms.
Support contains 15 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 107/107 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 77 transition count 98
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 77 transition count 98
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 12 place count 73 transition count 92
Iterating global reduction 0 with 4 rules applied. Total rules applied 16 place count 73 transition count 92
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 72 transition count 91
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 72 transition count 91
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 71 transition count 90
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 71 transition count 90
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 22 place count 71 transition count 88
Applied a total of 22 rules in 17 ms. Remains 71 /81 variables (removed 10) and now considering 88/107 (removed 19) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 71/81 places, 88/107 transitions.
Incomplete random walk after 1000000 steps, including 228855 resets, run finished after 7567 ms. (steps per millisecond=132 ) properties (out of 9) seen :2
Incomplete Best-First random walk after 1000000 steps, including 49839 resets, run finished after 2227 ms. (steps per millisecond=449 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3718 ms. (steps per millisecond=268 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101814 resets, run finished after 2827 ms. (steps per millisecond=353 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000000 steps, including 101596 resets, run finished after 2881 ms. (steps per millisecond=347 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101910 resets, run finished after 2870 ms. (steps per millisecond=348 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101330 resets, run finished after 2925 ms. (steps per millisecond=341 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
// Phase 1: matrix 88 rows 71 cols
[2023-03-09 20:06:58] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-09 20:06:58] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:06:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:06:58] [INFO ] After 92ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-09 20:06:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:06:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:58] [INFO ] After 40ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-09 20:06:58] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-09 20:06:58] [INFO ] After 39ms SMT Verify possible using 31 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-09 20:06:58] [INFO ] After 87ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-09 20:06:58] [INFO ] After 196ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 262 ms.
Support contains 11 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 88/88 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 69 transition count 84
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 69 transition count 84
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 67 transition count 82
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 67 transition count 82
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 65 transition count 79
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 65 transition count 79
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 65 transition count 78
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 64 transition count 76
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 64 transition count 76
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 16 place count 63 transition count 75
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 63 transition count 75
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 18 place count 62 transition count 74
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 62 transition count 74
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 21 place count 62 transition count 72
Applied a total of 21 rules in 16 ms. Remains 62 /71 variables (removed 9) and now considering 72/88 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 62/71 places, 72/88 transitions.
Incomplete random walk after 1000000 steps, including 229375 resets, run finished after 9074 ms. (steps per millisecond=110 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000000 steps, including 50624 resets, run finished after 4500 ms. (steps per millisecond=222 ) properties (out of 6) seen :0
Interrupted Best-First random walk after 627999 steps, including 125599 resets, run timeout after 5001 ms. (steps per millisecond=125 ) properties seen 0
Interrupted Best-First random walk after 794112 steps, including 81226 resets, run timeout after 5001 ms. (steps per millisecond=158 ) properties seen 0
Interrupted Best-First random walk after 817428 steps, including 82847 resets, run timeout after 5001 ms. (steps per millisecond=163 ) properties seen 0
Interrupted Best-First random walk after 800614 steps, including 81355 resets, run timeout after 5001 ms. (steps per millisecond=160 ) properties seen 0
Interrupted Best-First random walk after 814199 steps, including 83121 resets, run timeout after 5001 ms. (steps per millisecond=162 ) properties seen 0
Finished probabilistic random walk after 4403 steps, run visited all 6 properties in 46 ms. (steps per millisecond=95 )
Probabilistic random walk after 4403 steps, saw 1984 distinct states, run finished after 46 ms. (steps per millisecond=95 ) properties seen :6
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 142006 ms.
ITS solved all properties within timeout

BK_STOP 1678392458738

--------------------
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="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 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 r121-tall-167814499200117"
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 ;