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-167814497300142.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-d0m10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497300142
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 5.7K Feb 26 15:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Feb 26 15:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 26 15:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 15:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K 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 15K Feb 26 15:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Feb 26 15:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 26 15:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 26 15:25 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 1679413069403

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-d0m10
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:37:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:37:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:37:51] [INFO ] Load time of PNML (sax parser for PT used): 55 ms
[2023-03-21 15:37:51] [INFO ] Transformed 553 places.
[2023-03-21 15:37:51] [INFO ] Transformed 150 transitions.
[2023-03-21 15:37:51] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 119 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 15:37:51] [INFO ] Computed 2 place invariants in 15 ms
[2023-03-21 15:37:51] [INFO ] Implicit Places using invariants in 248 ms returned []
[2023-03-21 15:37:51] [INFO ] Invariant cache hit.
[2023-03-21 15:37:51] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:37:51] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 506 ms to find 0 implicit places.
[2023-03-21 15:37:51] [INFO ] Invariant cache hit.
[2023-03-21 15:37:51] [INFO ] Dead Transitions using invariants and state equation in 95 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 614 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 2315 resets, run finished after 386 ms. (steps per millisecond=25 ) properties (out of 90) seen :32
Incomplete Best-First random walk after 1001 steps, including 59 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 49 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 58) seen :1
Incomplete Best-First random walk after 1001 steps, including 64 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 49 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 40 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) 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 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 50 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 10 ms. (steps per millisecond=100 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 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 54 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 51 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 36 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 51 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 50 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 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 48 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 44 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 59 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 43 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 61 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 57) seen :3
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 66 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 102 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 98 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 93 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1000 steps, including 80 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 54) seen :2
Incomplete Best-First random walk after 1000 steps, including 87 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 89 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 102 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 88 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 102 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 117 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 91 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 100 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 52) seen :2
Incomplete Best-First random walk after 1001 steps, including 106 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 117 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 104 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 50) 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 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 102 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 86 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 84 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 50) seen :1
Incomplete Best-First random walk after 1001 steps, including 90 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 96 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 101 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 49) seen :0
Running SMT prover for 49 properties.
[2023-03-21 15:37:52] [INFO ] Invariant cache hit.
[2023-03-21 15:37:53] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:37:53] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-21 15:37:53] [INFO ] After 913ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:49
[2023-03-21 15:37:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:37:54] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:37:54] [INFO ] After 500ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :49
[2023-03-21 15:37:54] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:37:55] [INFO ] After 604ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :49
[2023-03-21 15:37:56] [INFO ] After 1473ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :49
Attempting to minimize the solution found.
Minimization took 614 ms.
[2023-03-21 15:37:56] [INFO ] After 2852ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :49
Parikh walk visited 1 properties in 1499 ms.
Support contains 56 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 97 transition count 130
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 97 transition count 130
Applied a total of 10 rules in 17 ms. Remains 97 /102 variables (removed 5) and now considering 130/139 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 97/102 places, 130/139 transitions.
Incomplete random walk after 1000000 steps, including 229067 resets, run finished after 24096 ms. (steps per millisecond=41 ) properties (out of 48) seen :16
Incomplete Best-First random walk after 100001 steps, including 4859 resets, run finished after 722 ms. (steps per millisecond=138 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 5111 resets, run finished after 751 ms. (steps per millisecond=133 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100000 steps, including 4952 resets, run finished after 731 ms. (steps per millisecond=136 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 4901 resets, run finished after 732 ms. (steps per millisecond=136 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 4922 resets, run finished after 742 ms. (steps per millisecond=134 ) properties (out of 32) seen :3
Incomplete Best-First random walk after 100001 steps, including 5009 resets, run finished after 714 ms. (steps per millisecond=140 ) properties (out of 29) seen :4
Incomplete Best-First random walk after 100001 steps, including 4901 resets, run finished after 700 ms. (steps per millisecond=142 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 4921 resets, run finished after 705 ms. (steps per millisecond=141 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 4911 resets, run finished after 704 ms. (steps per millisecond=142 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 4974 resets, run finished after 711 ms. (steps per millisecond=140 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 4831 resets, run finished after 704 ms. (steps per millisecond=142 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 4960 resets, run finished after 709 ms. (steps per millisecond=141 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1293 ms. (steps per millisecond=77 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1284 ms. (steps per millisecond=77 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 9994 resets, run finished after 1010 ms. (steps per millisecond=99 ) properties (out of 25) seen :2
Incomplete Best-First random walk after 100000 steps, including 10045 resets, run finished after 1006 ms. (steps per millisecond=99 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10001 resets, run finished after 1045 ms. (steps per millisecond=95 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100000 steps, including 9881 resets, run finished after 1075 ms. (steps per millisecond=93 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10034 resets, run finished after 1102 ms. (steps per millisecond=90 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10172 resets, run finished after 1077 ms. (steps per millisecond=92 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10012 resets, run finished after 1091 ms. (steps per millisecond=91 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100000 steps, including 10184 resets, run finished after 1106 ms. (steps per millisecond=90 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100000 steps, including 10198 resets, run finished after 1110 ms. (steps per millisecond=90 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10131 resets, run finished after 1097 ms. (steps per millisecond=91 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10025 resets, run finished after 1103 ms. (steps per millisecond=90 ) properties (out of 23) seen :0
Running SMT prover for 23 properties.
// Phase 1: matrix 130 rows 97 cols
[2023-03-21 15:38:45] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-21 15:38:45] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:38:45] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:38:45] [INFO ] After 357ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:23
[2023-03-21 15:38:45] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:38:45] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 10 ms returned sat
[2023-03-21 15:38:46] [INFO ] After 191ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :23
[2023-03-21 15:38:46] [INFO ] State equation strengthened by 58 read => feed constraints.
[2023-03-21 15:38:46] [INFO ] After 283ms SMT Verify possible using 58 Read/Feed constraints in natural domain returned unsat :0 sat :23
[2023-03-21 15:38:46] [INFO ] After 597ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :23
Attempting to minimize the solution found.
Minimization took 211 ms.
[2023-03-21 15:38:46] [INFO ] After 1149ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :23
Parikh walk visited 7 properties in 199 ms.
Support contains 23 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 130/130 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 88 transition count 115
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 88 transition count 115
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 23 place count 83 transition count 110
Iterating global reduction 0 with 5 rules applied. Total rules applied 28 place count 83 transition count 110
Applied a total of 28 rules in 13 ms. Remains 83 /97 variables (removed 14) and now considering 110/130 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 83/97 places, 110/130 transitions.
Incomplete random walk after 1000000 steps, including 229380 resets, run finished after 19988 ms. (steps per millisecond=50 ) properties (out of 16) seen :2
Interrupted Best-First random walk after 904296 steps, including 44894 resets, run timeout after 5001 ms. (steps per millisecond=180 ) properties seen 2
Interrupted Best-First random walk after 810111 steps, including 39973 resets, run timeout after 5001 ms. (steps per millisecond=161 ) properties seen 1
Incomplete Best-First random walk after 1000000 steps, including 49442 resets, run finished after 4968 ms. (steps per millisecond=201 ) properties (out of 11) seen :7
Interrupted Best-First random walk after 660531 steps, including 132106 resets, run timeout after 5001 ms. (steps per millisecond=132 ) properties seen 0
Interrupted Best-First random walk after 907869 steps, including 90853 resets, run timeout after 5001 ms. (steps per millisecond=181 ) properties seen 0
Interrupted Best-First random walk after 835389 steps, including 84859 resets, run timeout after 5001 ms. (steps per millisecond=167 ) properties seen 0
Running SMT prover for 4 properties.
// Phase 1: matrix 110 rows 83 cols
[2023-03-21 15:39:37] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-21 15:39:37] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:39:37] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:39:37] [INFO ] After 38ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:2
[2023-03-21 15:39:37] [INFO ] State equation strengthened by 44 read => feed constraints.
[2023-03-21 15:39:37] [INFO ] After 13ms SMT Verify possible using 44 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-21 15:39:37] [INFO ] After 96ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-21 15:39:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:39:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:39:37] [INFO ] After 38ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-21 15:39:37] [INFO ] After 21ms SMT Verify possible using 44 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-21 15:39:37] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 20 ms.
[2023-03-21 15:39:37] [INFO ] After 154ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 362 ms.
Support contains 7 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 110/110 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 74 transition count 93
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 74 transition count 93
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 24 place count 68 transition count 87
Iterating global reduction 0 with 6 rules applied. Total rules applied 30 place count 68 transition count 87
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 32 place count 68 transition count 85
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 34 place count 66 transition count 82
Iterating global reduction 1 with 2 rules applied. Total rules applied 36 place count 66 transition count 82
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 37 place count 66 transition count 81
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 38 place count 65 transition count 79
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 65 transition count 79
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 40 place count 64 transition count 78
Iterating global reduction 2 with 1 rules applied. Total rules applied 41 place count 64 transition count 78
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 42 place count 63 transition count 77
Iterating global reduction 2 with 1 rules applied. Total rules applied 43 place count 63 transition count 77
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 45 place count 63 transition count 75
Applied a total of 45 rules in 18 ms. Remains 63 /83 variables (removed 20) and now considering 75/110 (removed 35) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 63/83 places, 75/110 transitions.
Incomplete random walk after 1000000 steps, including 229044 resets, run finished after 10591 ms. (steps per millisecond=94 ) properties (out of 4) seen :0
Interrupted Best-First random walk after 834859 steps, including 166971 resets, run timeout after 5001 ms. (steps per millisecond=166 ) properties seen 0
Interrupted Best-First random walk after 647890 steps, including 129578 resets, run timeout after 5001 ms. (steps per millisecond=129 ) properties seen 0
Interrupted Best-First random walk after 871106 steps, including 88388 resets, run timeout after 5001 ms. (steps per millisecond=174 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 101275 resets, run finished after 4762 ms. (steps per millisecond=209 ) properties (out of 4) seen :1
Running SMT prover for 3 properties.
// Phase 1: matrix 75 rows 63 cols
[2023-03-21 15:40:08] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-21 15:40:08] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:40:08] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:40:08] [INFO ] After 24ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2023-03-21 15:40:08] [INFO ] State equation strengthened by 24 read => feed constraints.
[2023-03-21 15:40:08] [INFO ] After 14ms SMT Verify possible using 24 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-21 15:40:08] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-21 15:40:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:40:08] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:40:08] [INFO ] After 25ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-21 15:40:08] [INFO ] After 10ms SMT Verify possible using 24 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-21 15:40:08] [INFO ] After 25ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 15:40:08] [INFO ] After 102ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 135 ms.
Support contains 5 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 75/75 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 62 transition count 74
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 62 transition count 74
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 61 transition count 71
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 61 transition count 71
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 60 transition count 70
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 60 transition count 70
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 59 transition count 69
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 59 transition count 69
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 10 place count 59 transition count 67
Applied a total of 10 rules in 13 ms. Remains 59 /63 variables (removed 4) and now considering 67/75 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 59/63 places, 67/75 transitions.
Incomplete random walk after 1000000 steps, including 229156 resets, run finished after 8358 ms. (steps per millisecond=119 ) properties (out of 3) seen :0
Interrupted Best-First random walk after 955089 steps, including 191017 resets, run timeout after 5001 ms. (steps per millisecond=190 ) properties seen 0
Interrupted Best-First random walk after 993590 steps, including 198718 resets, run timeout after 5001 ms. (steps per millisecond=198 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 102071 resets, run finished after 3718 ms. (steps per millisecond=268 ) properties (out of 3) seen :0
Finished probabilistic random walk after 5184 steps, run visited all 3 properties in 33 ms. (steps per millisecond=157 )
Probabilistic random walk after 5184 steps, saw 2329 distinct states, run finished after 33 ms. (steps per millisecond=157 ) properties seen :3
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 159502 ms.
ITS solved all properties within timeout

BK_STOP 1679413231496

--------------------
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-d0m10"
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-d0m10, 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-167814497300142"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m10.tgz
mv DBSingleClientW-PT-d0m10 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 ;