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-167814497300137.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DBSingleClientW-PT-d0m09, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497300137
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 6.5K Feb 26 15:34 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 26 15:34 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 15:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 15:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K 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 12K Feb 26 15:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Feb 26 15:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 15:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Feb 26 15:34 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 1679413011921

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-d0m09
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:36:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:36:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:36:53] [INFO ] Load time of PNML (sax parser for PT used): 54 ms
[2023-03-21 15:36:53] [INFO ] Transformed 553 places.
[2023-03-21 15:36:53] [INFO ] Transformed 150 transitions.
[2023-03-21 15:36:53] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 117 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 553/553 places, 150/150 transitions.
Reduce places removed 451 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 462 rules applied. Total rules applied 462 place count 102 transition count 139
Applied a total of 462 rules in 11 ms. Remains 102 /553 variables (removed 451) and now considering 139/150 (removed 11) transitions.
// Phase 1: matrix 139 rows 102 cols
[2023-03-21 15:36:53] [INFO ] Computed 2 place invariants in 17 ms
[2023-03-21 15:36:53] [INFO ] Implicit Places using invariants in 239 ms returned []
[2023-03-21 15:36:53] [INFO ] Invariant cache hit.
[2023-03-21 15:36:53] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:36:53] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 417 ms to find 0 implicit places.
[2023-03-21 15:36:53] [INFO ] Invariant cache hit.
[2023-03-21 15:36:54] [INFO ] Dead Transitions using invariants and state equation in 78 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 509 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 2300 resets, run finished after 405 ms. (steps per millisecond=24 ) properties (out of 90) seen :35
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 55) 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 55) 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 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 58 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 41 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 62 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 55) 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 55) 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 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 57 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 55) 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 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 45 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 63 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 59 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 55) seen :3
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 60 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 52) 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 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 60 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 52) 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 52) 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 52) 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 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 47 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 52) 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 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 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 101 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 103 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 111 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 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 108 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 96 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 106 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 106 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 107 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 98 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 98 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 99 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 88 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 96 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 123 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 102 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 110 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 84 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 97 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) 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 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 101 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 109 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 98 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 104 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 52) seen :0
Running SMT prover for 52 properties.
[2023-03-21 15:36:55] [INFO ] Invariant cache hit.
[2023-03-21 15:36:55] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:36:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:36:56] [INFO ] After 894ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:52
[2023-03-21 15:36:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:36:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:36:56] [INFO ] After 542ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :52
[2023-03-21 15:36:56] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:36:57] [INFO ] After 583ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :52
[2023-03-21 15:36:58] [INFO ] After 1434ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :52
Attempting to minimize the solution found.
Minimization took 580 ms.
[2023-03-21 15:36:58] [INFO ] After 2791ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :52
Parikh walk visited 26 properties in 1199 ms.
Support contains 33 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 89 transition count 116
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 89 transition count 116
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 30 place count 85 transition count 112
Iterating global reduction 0 with 4 rules applied. Total rules applied 34 place count 85 transition count 112
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 35 place count 85 transition count 111
Applied a total of 35 rules in 20 ms. Remains 85 /102 variables (removed 17) and now considering 111/139 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 85/102 places, 111/139 transitions.
Incomplete random walk after 1000000 steps, including 228803 resets, run finished after 16749 ms. (steps per millisecond=59 ) properties (out of 26) seen :4
Incomplete Best-First random walk after 100000 steps, including 5013 resets, run finished after 660 ms. (steps per millisecond=151 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 4913 resets, run finished after 758 ms. (steps per millisecond=131 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 5036 resets, run finished after 806 ms. (steps per millisecond=124 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 4965 resets, run finished after 791 ms. (steps per millisecond=126 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 5053 resets, run finished after 764 ms. (steps per millisecond=130 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 4870 resets, run finished after 624 ms. (steps per millisecond=160 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 5086 resets, run finished after 714 ms. (steps per millisecond=140 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 4897 resets, run finished after 752 ms. (steps per millisecond=132 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 4852 resets, run finished after 750 ms. (steps per millisecond=133 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1410 ms. (steps per millisecond=70 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1446 ms. (steps per millisecond=69 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 10231 resets, run finished after 1066 ms. (steps per millisecond=93 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 10187 resets, run finished after 1080 ms. (steps per millisecond=92 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 10181 resets, run finished after 1013 ms. (steps per millisecond=98 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 10175 resets, run finished after 1040 ms. (steps per millisecond=96 ) properties (out of 22) seen :2
Incomplete Best-First random walk after 100001 steps, including 10139 resets, run finished after 1015 ms. (steps per millisecond=98 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 10140 resets, run finished after 974 ms. (steps per millisecond=102 ) properties (out of 20) seen :2
Incomplete Best-First random walk after 100000 steps, including 10229 resets, run finished after 952 ms. (steps per millisecond=105 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10193 resets, run finished after 940 ms. (steps per millisecond=106 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10118 resets, run finished after 936 ms. (steps per millisecond=106 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
// Phase 1: matrix 111 rows 85 cols
[2023-03-21 15:37:35] [INFO ] Computed 2 place invariants in 4 ms
[2023-03-21 15:37:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:37:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:37:35] [INFO ] After 256ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:18
[2023-03-21 15:37:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:37:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:37:35] [INFO ] After 138ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :18
[2023-03-21 15:37:35] [INFO ] State equation strengthened by 45 read => feed constraints.
[2023-03-21 15:37:35] [INFO ] After 153ms SMT Verify possible using 45 Read/Feed constraints in natural domain returned unsat :0 sat :18
[2023-03-21 15:37:36] [INFO ] After 362ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :18
Attempting to minimize the solution found.
Minimization took 159 ms.
[2023-03-21 15:37:36] [INFO ] After 761ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :18
Parikh walk visited 0 properties in 724 ms.
Support contains 26 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 111/111 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 83 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 83 transition count 107
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 82 transition count 106
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 82 transition count 106
Applied a total of 6 rules in 19 ms. Remains 82 /85 variables (removed 3) and now considering 106/111 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 82/85 places, 106/111 transitions.
Incomplete random walk after 1000000 steps, including 229394 resets, run finished after 20775 ms. (steps per millisecond=48 ) properties (out of 18) seen :3
Incomplete Best-First random walk after 100001 steps, including 4955 resets, run finished after 662 ms. (steps per millisecond=151 ) properties (out of 15) seen :3
Incomplete Best-First random walk after 100001 steps, including 5025 resets, run finished after 642 ms. (steps per millisecond=155 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 100001 steps, including 4992 resets, run finished after 605 ms. (steps per millisecond=165 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 100001 steps, including 5045 resets, run finished after 619 ms. (steps per millisecond=161 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1070 ms. (steps per millisecond=93 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1084 ms. (steps per millisecond=92 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100001 steps, including 10104 resets, run finished after 813 ms. (steps per millisecond=123 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 100000 steps, including 10019 resets, run finished after 779 ms. (steps per millisecond=128 ) properties (out of 10) seen :2
Incomplete Best-First random walk after 100001 steps, including 10040 resets, run finished after 718 ms. (steps per millisecond=139 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 100001 steps, including 10212 resets, run finished after 752 ms. (steps per millisecond=132 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
// Phase 1: matrix 106 rows 82 cols
[2023-03-21 15:38:05] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-21 15:38:05] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:38:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:38:05] [INFO ] After 133ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-21 15:38:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:38:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:38:05] [INFO ] After 63ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-21 15:38:05] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-21 15:38:05] [INFO ] After 52ms SMT Verify possible using 41 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-21 15:38:05] [INFO ] After 126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 47 ms.
[2023-03-21 15:38:06] [INFO ] After 299ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Parikh walk visited 1 properties in 1379 ms.
Support contains 13 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 106/106 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 76 transition count 94
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 76 transition count 94
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 17 place count 71 transition count 89
Iterating global reduction 0 with 5 rules applied. Total rules applied 22 place count 71 transition count 89
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 70 transition count 88
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 70 transition count 88
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 69 transition count 86
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 69 transition count 86
Applied a total of 26 rules in 13 ms. Remains 69 /82 variables (removed 13) and now considering 86/106 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 69/82 places, 86/106 transitions.
Incomplete random walk after 1000000 steps, including 228922 resets, run finished after 14640 ms. (steps per millisecond=68 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 49681 resets, run finished after 4759 ms. (steps per millisecond=210 ) properties (out of 6) seen :0
Interrupted Best-First random walk after 579934 steps, including 115986 resets, run timeout after 5001 ms. (steps per millisecond=115 ) properties seen 0
Interrupted Best-First random walk after 775265 steps, including 78223 resets, run timeout after 5001 ms. (steps per millisecond=155 ) properties seen 2
Incomplete Best-First random walk after 1000001 steps, including 101566 resets, run finished after 4974 ms. (steps per millisecond=201 ) properties (out of 4) seen :1
Running SMT prover for 3 properties.
// Phase 1: matrix 86 rows 69 cols
[2023-03-21 15:38:41] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-21 15:38:41] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:38:41] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:38:41] [INFO ] After 28ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-21 15:38:41] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-21 15:38:41] [INFO ] After 10ms SMT Verify possible using 27 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-21 15:38:41] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-21 15:38:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:38:41] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:38:41] [INFO ] After 28ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-21 15:38:41] [INFO ] After 13ms SMT Verify possible using 27 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-21 15:38:41] [INFO ] After 31ms 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 15:38:41] [INFO ] After 103ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 181 ms.
Support contains 6 out of 69 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69/69 places, 86/86 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 67 transition count 84
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 67 transition count 84
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 65 transition count 80
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 65 transition count 80
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 63 transition count 77
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 63 transition count 77
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 63 transition count 76
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 15 place count 61 transition count 74
Iterating global reduction 1 with 2 rules applied. Total rules applied 17 place count 61 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 19 place count 61 transition count 72
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 20 place count 60 transition count 71
Iterating global reduction 2 with 1 rules applied. Total rules applied 21 place count 60 transition count 71
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 23 place count 60 transition count 69
Applied a total of 23 rules in 29 ms. Remains 60 /69 variables (removed 9) and now considering 69/86 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 60/69 places, 69/86 transitions.
Incomplete random walk after 1000000 steps, including 228956 resets, run finished after 9455 ms. (steps per millisecond=105 ) properties (out of 3) seen :0
Interrupted Best-First random walk after 866981 steps, including 173396 resets, run timeout after 5001 ms. (steps per millisecond=173 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 101798 resets, run finished after 4411 ms. (steps per millisecond=226 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101998 resets, run finished after 4341 ms. (steps per millisecond=230 ) properties (out of 3) seen :0
Finished probabilistic random walk after 5199 steps, run visited all 3 properties in 46 ms. (steps per millisecond=113 )
Probabilistic random walk after 5199 steps, saw 2330 distinct states, run finished after 46 ms. (steps per millisecond=113 ) 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 132081 ms.
ITS solved all properties within timeout

BK_STOP 1679413146288

--------------------
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-d0m09"
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-d0m09, 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-167814497300137"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m09.tgz
mv DBSingleClientW-PT-d0m09 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 ;