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.r119-tall-167814497300127.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 ltsminxred
Input is DBSingleClientW-PT-d0m07, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497300127
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 5.3K Feb 26 15:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 48K Feb 26 15:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 15:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 15:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 20K 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 13K Feb 26 15:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 140K Feb 26 15:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 103K Feb 26 15:32 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 1679412935898

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DBSingleClientW-PT-d0m07
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:35:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:35:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:35:37] [INFO ] Load time of PNML (sax parser for PT used): 54 ms
[2023-03-21 15:35:37] [INFO ] Transformed 553 places.
[2023-03-21 15:35:37] [INFO ] Transformed 150 transitions.
[2023-03-21 15:35:37] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 118 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 12 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 15:35:37] [INFO ] Computed 2 place invariants in 17 ms
[2023-03-21 15:35:37] [INFO ] Implicit Places using invariants in 258 ms returned []
[2023-03-21 15:35:37] [INFO ] Invariant cache hit.
[2023-03-21 15:35:37] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:35:38] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 547 ms to find 0 implicit places.
[2023-03-21 15:35:38] [INFO ] Invariant cache hit.
[2023-03-21 15:35:38] [INFO ] Dead Transitions using invariants and state equation in 75 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 637 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 2277 resets, run finished after 471 ms. (steps per millisecond=21 ) properties (out of 90) seen :32
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 58) seen :0
Incomplete Best-First random walk after 1000 steps, including 56 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 58) seen :0
Incomplete Best-First random walk after 1001 steps, including 39 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 58) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 58) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 58) seen :0
Incomplete Best-First random walk after 1000 steps, including 31 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 58) seen :1
Incomplete Best-First random walk after 1000 steps, including 44 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 54 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 45 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 57) 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 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 57) seen :4
Incomplete Best-First random walk after 1001 steps, including 59 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 42 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 40 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 53) seen :2
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 51) seen :1
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 50) 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 50) 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 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 50) seen :1
Incomplete Best-First random walk after 1001 steps, including 54 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 55 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 47 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 44 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 49) 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 47) 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 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 108 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 103 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 115 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 97 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 104 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 85 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 87 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 105 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 103 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 112 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 117 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 104 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 102 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 104 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 92 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 107 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 113 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 102 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 105 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 47) seen :0
Running SMT prover for 47 properties.
[2023-03-21 15:35:39] [INFO ] Invariant cache hit.
[2023-03-21 15:35:39] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:35:39] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:35:39] [INFO ] After 841ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:47
[2023-03-21 15:35:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:35:40] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-21 15:35:40] [INFO ] After 494ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :47
[2023-03-21 15:35:40] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:35:41] [INFO ] After 595ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :47
[2023-03-21 15:35:42] [INFO ] After 1392ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :47
Attempting to minimize the solution found.
Minimization took 558 ms.
[2023-03-21 15:35:42] [INFO ] After 2659ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :47
Parikh walk visited 11 properties in 1394 ms.
Support contains 44 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 92 transition count 123
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 92 transition count 123
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 90 transition count 121
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 90 transition count 121
Applied a total of 24 rules in 21 ms. Remains 90 /102 variables (removed 12) and now considering 121/139 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 90/102 places, 121/139 transitions.
Incomplete random walk after 1000000 steps, including 228915 resets, run finished after 24161 ms. (steps per millisecond=41 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 100001 steps, including 4886 resets, run finished after 797 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 100001 steps, including 4930 resets, run finished after 808 ms. (steps per millisecond=123 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 100000 steps, including 4930 resets, run finished after 778 ms. (steps per millisecond=128 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 100001 steps, including 4955 resets, run finished after 782 ms. (steps per millisecond=127 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 100001 steps, including 4925 resets, run finished after 774 ms. (steps per millisecond=129 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 100001 steps, including 5033 resets, run finished after 810 ms. (steps per millisecond=123 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 100000 steps, including 4969 resets, run finished after 802 ms. (steps per millisecond=124 ) properties (out of 36) seen :4
Incomplete Best-First random walk after 100001 steps, including 4798 resets, run finished after 755 ms. (steps per millisecond=132 ) properties (out of 32) seen :3
Incomplete Best-First random walk after 100000 steps, including 5026 resets, run finished after 761 ms. (steps per millisecond=131 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 4885 resets, run finished after 774 ms. (steps per millisecond=129 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 4933 resets, run finished after 736 ms. (steps per millisecond=135 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100000 steps, including 4935 resets, run finished after 749 ms. (steps per millisecond=133 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 4965 resets, run finished after 744 ms. (steps per millisecond=134 ) properties (out of 29) seen :4
Incomplete Best-First random walk after 100000 steps, including 4834 resets, run finished after 735 ms. (steps per millisecond=136 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 4977 resets, run finished after 736 ms. (steps per millisecond=135 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1363 ms. (steps per millisecond=73 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1359 ms. (steps per millisecond=73 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 10135 resets, run finished after 1044 ms. (steps per millisecond=95 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 10039 resets, run finished after 1037 ms. (steps per millisecond=96 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 9977 resets, run finished after 1010 ms. (steps per millisecond=99 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 10111 resets, run finished after 1050 ms. (steps per millisecond=95 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 10016 resets, run finished after 1038 ms. (steps per millisecond=96 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 10041 resets, run finished after 1041 ms. (steps per millisecond=96 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 10135 resets, run finished after 1080 ms. (steps per millisecond=92 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 9973 resets, run finished after 1063 ms. (steps per millisecond=94 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 10158 resets, run finished after 1080 ms. (steps per millisecond=92 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 10079 resets, run finished after 1042 ms. (steps per millisecond=95 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 10113 resets, run finished after 1054 ms. (steps per millisecond=94 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 9982 resets, run finished after 1026 ms. (steps per millisecond=97 ) properties (out of 25) seen :0
Running SMT prover for 25 properties.
// Phase 1: matrix 121 rows 90 cols
[2023-03-21 15:36:35] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-21 15:36:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:36:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:36:35] [INFO ] After 348ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-21 15:36:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:36:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:36:35] [INFO ] After 202ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :25
[2023-03-21 15:36:35] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-21 15:36:35] [INFO ] After 239ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :25
[2023-03-21 15:36:36] [INFO ] After 554ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :25
Attempting to minimize the solution found.
Minimization took 240 ms.
[2023-03-21 15:36:36] [INFO ] After 1108ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :25
Parikh walk visited 4 properties in 515 ms.
Support contains 29 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 121/121 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 86 transition count 111
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 86 transition count 111
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 11 place count 83 transition count 108
Iterating global reduction 0 with 3 rules applied. Total rules applied 14 place count 83 transition count 108
Applied a total of 14 rules in 11 ms. Remains 83 /90 variables (removed 7) and now considering 108/121 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 83/90 places, 108/121 transitions.
Incomplete random walk after 1000000 steps, including 228722 resets, run finished after 24212 ms. (steps per millisecond=41 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 4790 resets, run finished after 801 ms. (steps per millisecond=124 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 4940 resets, run finished after 794 ms. (steps per millisecond=125 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 5026 resets, run finished after 781 ms. (steps per millisecond=128 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 5035 resets, run finished after 807 ms. (steps per millisecond=123 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 4976 resets, run finished after 807 ms. (steps per millisecond=123 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 4873 resets, run finished after 786 ms. (steps per millisecond=127 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 4898 resets, run finished after 800 ms. (steps per millisecond=125 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 4968 resets, run finished after 795 ms. (steps per millisecond=125 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 5021 resets, run finished after 806 ms. (steps per millisecond=124 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1473 ms. (steps per millisecond=67 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1548 ms. (steps per millisecond=64 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 10271 resets, run finished after 1143 ms. (steps per millisecond=87 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 10045 resets, run finished after 1136 ms. (steps per millisecond=88 ) properties (out of 21) seen :1
Incomplete Best-First random walk after 100001 steps, including 10144 resets, run finished after 1146 ms. (steps per millisecond=87 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 10266 resets, run finished after 1086 ms. (steps per millisecond=92 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 10107 resets, run finished after 969 ms. (steps per millisecond=103 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 10087 resets, run finished after 990 ms. (steps per millisecond=101 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 9955 resets, run finished after 1096 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 10052 resets, run finished after 1100 ms. (steps per millisecond=90 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 10066 resets, run finished after 1093 ms. (steps per millisecond=91 ) properties (out of 20) seen :2
Running SMT prover for 18 properties.
// Phase 1: matrix 108 rows 83 cols
[2023-03-21 15:37:21] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-21 15:37:21] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:37:21] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:37:21] [INFO ] After 245ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:18
[2023-03-21 15:37:21] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:37:21] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:37:21] [INFO ] After 146ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :18
[2023-03-21 15:37:21] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-21 15:37:21] [INFO ] After 143ms SMT Verify possible using 41 Read/Feed constraints in natural domain returned unsat :0 sat :18
[2023-03-21 15:37:22] [INFO ] After 326ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :18
Attempting to minimize the solution found.
Minimization took 136 ms.
[2023-03-21 15:37:22] [INFO ] After 689ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :18
Parikh walk visited 0 properties in 437 ms.
Support contains 25 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 108/108 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 81 transition count 104
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 81 transition count 104
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 79 transition count 102
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 79 transition count 102
Applied a total of 8 rules in 11 ms. Remains 79 /83 variables (removed 4) and now considering 102/108 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 79/83 places, 102/108 transitions.
Incomplete random walk after 1000000 steps, including 229176 resets, run finished after 22690 ms. (steps per millisecond=44 ) properties (out of 18) seen :6
Interrupted Best-First random walk after 813820 steps, including 40274 resets, run timeout after 5001 ms. (steps per millisecond=162 ) properties seen 7
Incomplete Best-First random walk after 1000000 steps, including 49390 resets, run finished after 4117 ms. (steps per millisecond=242 ) properties (out of 5) seen :0
Interrupted Best-First random walk after 868726 steps, including 87536 resets, run timeout after 5001 ms. (steps per millisecond=173 ) properties seen 0
Interrupted Best-First random walk after 878041 steps, including 88417 resets, run timeout after 5001 ms. (steps per millisecond=175 ) properties seen 0
Interrupted Best-First random walk after 835794 steps, including 84991 resets, run timeout after 5001 ms. (steps per millisecond=167 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 100603 resets, run finished after 4429 ms. (steps per millisecond=225 ) properties (out of 5) seen :2
Running SMT prover for 3 properties.
// Phase 1: matrix 102 rows 79 cols
[2023-03-21 15:38:13] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-21 15:38:13] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:38:13] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:38:13] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-21 15:38:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:38:13] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:38:13] [INFO ] After 33ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-21 15:38:13] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-21 15:38:14] [INFO ] After 21ms SMT Verify possible using 36 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-21 15:38:14] [INFO ] After 45ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-21 15:38:14] [INFO ] After 134ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 2 properties in 75 ms.
Support contains 2 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 102/102 transitions.
Graph (complete) has 237 edges and 79 vertex of which 78 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 78 transition count 100
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 11 place count 70 transition count 88
Iterating global reduction 1 with 8 rules applied. Total rules applied 19 place count 70 transition count 88
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 70 transition count 87
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 65 transition count 82
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 65 transition count 82
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 32 place count 65 transition count 80
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 35 place count 62 transition count 74
Iterating global reduction 3 with 3 rules applied. Total rules applied 38 place count 62 transition count 74
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 39 place count 62 transition count 73
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 41 place count 60 transition count 70
Iterating global reduction 4 with 2 rules applied. Total rules applied 43 place count 60 transition count 70
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 45 place count 58 transition count 68
Iterating global reduction 4 with 2 rules applied. Total rules applied 47 place count 58 transition count 68
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 49 place count 58 transition count 66
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 50 place count 57 transition count 65
Iterating global reduction 5 with 1 rules applied. Total rules applied 51 place count 57 transition count 65
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 53 place count 57 transition count 63
Applied a total of 53 rules in 23 ms. Remains 57 /79 variables (removed 22) and now considering 63/102 (removed 39) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 57/79 places, 63/102 transitions.
Incomplete random walk after 1000000 steps, including 229331 resets, run finished after 846 ms. (steps per millisecond=1182 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 101913 resets, run finished after 450 ms. (steps per millisecond=2222 ) properties (out of 1) seen :0
Finished probabilistic random walk after 4241 steps, run visited all 1 properties in 15 ms. (steps per millisecond=282 )
Probabilistic random walk after 4241 steps, saw 1919 distinct states, run finished after 15 ms. (steps per millisecond=282 ) properties seen :1
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 158139 ms.
ITS solved all properties within timeout

BK_STOP 1679413096384

--------------------
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-d0m07"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is DBSingleClientW-PT-d0m07, 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 r119-tall-167814497300127"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m07.tgz
mv DBSingleClientW-PT-d0m07 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 ;