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.r120-tall-167814498200122.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 marciexred
Input is DBSingleClientW-PT-d0m06, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r120-tall-167814498200122
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 9.5K Feb 26 15:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 113K Feb 26 15:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 15:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 15:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 15:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Feb 26 15:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 15:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 15:33 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 1678392328964

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=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DBSingleClientW-PT-d0m06
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-09 20:05:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:05:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:05:30] [INFO ] Load time of PNML (sax parser for PT used): 57 ms
[2023-03-09 20:05:30] [INFO ] Transformed 553 places.
[2023-03-09 20:05:30] [INFO ] Transformed 150 transitions.
[2023-03-09 20:05:30] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 116 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 553/553 places, 150/150 transitions.
Reduce places removed 451 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 462 rules applied. Total rules applied 462 place count 102 transition count 139
Applied a total of 462 rules in 11 ms. Remains 102 /553 variables (removed 451) and now considering 139/150 (removed 11) transitions.
// Phase 1: matrix 139 rows 102 cols
[2023-03-09 20:05:30] [INFO ] Computed 2 place invariants in 17 ms
[2023-03-09 20:05:30] [INFO ] Implicit Places using invariants in 240 ms returned []
[2023-03-09 20:05:30] [INFO ] Invariant cache hit.
[2023-03-09 20:05:30] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:05:31] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 458 ms to find 0 implicit places.
[2023-03-09 20:05:31] [INFO ] Invariant cache hit.
[2023-03-09 20:05:31] [INFO ] Dead Transitions using invariants and state equation in 91 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 562 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 2322 resets, run finished after 530 ms. (steps per millisecond=18 ) properties (out of 90) seen :31
Incomplete Best-First random walk after 1001 steps, including 64 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 59) 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 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 42 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 59) seen :3
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 56) 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 56) 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 56) 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 56) seen :0
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 1000 steps, including 52 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 1001 steps, including 37 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 1000 steps, including 42 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 56) seen :11
Incomplete Best-First random walk after 1001 steps, including 42 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 54 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 55 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 54 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 57 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 58 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 98 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 91 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 106 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 105 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 104 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 114 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 122 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 109 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 93 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 94 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 105 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 85 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 111 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 101 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 103 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 92 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 112 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 45) seen :0
Running SMT prover for 45 properties.
[2023-03-09 20:05:32] [INFO ] Invariant cache hit.
[2023-03-09 20:05:32] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:05:32] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-09 20:05:33] [INFO ] After 786ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:45
[2023-03-09 20:05:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:05:33] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-09 20:05:33] [INFO ] After 456ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :45
[2023-03-09 20:05:33] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:05:34] [INFO ] After 599ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :45
[2023-03-09 20:05:35] [INFO ] After 1350ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :45
Attempting to minimize the solution found.
Minimization took 588 ms.
[2023-03-09 20:05:35] [INFO ] After 2650ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :45
Parikh walk visited 15 properties in 817 ms.
Support contains 38 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 125
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 92 transition count 125
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 23 place count 89 transition count 122
Iterating global reduction 0 with 3 rules applied. Total rules applied 26 place count 89 transition count 122
Applied a total of 26 rules in 31 ms. Remains 89 /102 variables (removed 13) and now considering 122/139 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 89/102 places, 122/139 transitions.
Incomplete random walk after 1000000 steps, including 228953 resets, run finished after 22690 ms. (steps per millisecond=44 ) properties (out of 30) seen :8
Incomplete Best-First random walk after 100001 steps, including 4955 resets, run finished after 742 ms. (steps per millisecond=134 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 4974 resets, run finished after 738 ms. (steps per millisecond=135 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 4869 resets, run finished after 737 ms. (steps per millisecond=135 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 4977 resets, run finished after 768 ms. (steps per millisecond=130 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 5007 resets, run finished after 813 ms. (steps per millisecond=123 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 4993 resets, run finished after 1003 ms. (steps per millisecond=99 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 4768 resets, run finished after 773 ms. (steps per millisecond=129 ) properties (out of 22) seen :2
Incomplete Best-First random walk after 100001 steps, including 4867 resets, run finished after 713 ms. (steps per millisecond=140 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 4925 resets, run finished after 743 ms. (steps per millisecond=134 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 4843 resets, run finished after 728 ms. (steps per millisecond=137 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 4979 resets, run finished after 690 ms. (steps per millisecond=144 ) properties (out of 20) seen :2
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1308 ms. (steps per millisecond=76 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10097 resets, run finished after 957 ms. (steps per millisecond=104 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10216 resets, run finished after 967 ms. (steps per millisecond=103 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 9995 resets, run finished after 945 ms. (steps per millisecond=105 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10075 resets, run finished after 988 ms. (steps per millisecond=101 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10039 resets, run finished after 946 ms. (steps per millisecond=105 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10142 resets, run finished after 981 ms. (steps per millisecond=101 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 9930 resets, run finished after 965 ms. (steps per millisecond=103 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10081 resets, run finished after 1008 ms. (steps per millisecond=99 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
// Phase 1: matrix 122 rows 89 cols
[2023-03-09 20:06:16] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:06:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:17] [INFO ] After 265ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:18
[2023-03-09 20:06:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:06:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:17] [INFO ] After 157ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :18
[2023-03-09 20:06:17] [INFO ] State equation strengthened by 54 read => feed constraints.
[2023-03-09 20:06:17] [INFO ] After 185ms SMT Verify possible using 54 Read/Feed constraints in natural domain returned unsat :0 sat :18
[2023-03-09 20:06:17] [INFO ] After 443ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :18
Attempting to minimize the solution found.
Minimization took 181 ms.
[2023-03-09 20:06:18] [INFO ] After 877ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :18
Parikh walk visited 0 properties in 554 ms.
Support contains 25 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 122/122 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 84 transition count 111
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 84 transition count 111
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 12 place count 82 transition count 109
Iterating global reduction 0 with 2 rules applied. Total rules applied 14 place count 82 transition count 109
Applied a total of 14 rules in 10 ms. Remains 82 /89 variables (removed 7) and now considering 109/122 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 82/89 places, 109/122 transitions.
Incomplete random walk after 1000000 steps, including 228972 resets, run finished after 22045 ms. (steps per millisecond=45 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4991 resets, run finished after 714 ms. (steps per millisecond=140 ) properties (out of 18) seen :3
Incomplete Best-First random walk after 100000 steps, including 4993 resets, run finished after 682 ms. (steps per millisecond=146 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 5029 resets, run finished after 681 ms. (steps per millisecond=146 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 5044 resets, run finished after 690 ms. (steps per millisecond=144 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 4916 resets, run finished after 677 ms. (steps per millisecond=147 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 5004 resets, run finished after 686 ms. (steps per millisecond=145 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 4901 resets, run finished after 676 ms. (steps per millisecond=147 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 4929 resets, run finished after 659 ms. (steps per millisecond=151 ) properties (out of 15) seen :2
Incomplete Best-First random walk after 100001 steps, including 4924 resets, run finished after 654 ms. (steps per millisecond=152 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1199 ms. (steps per millisecond=83 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100000 steps, including 10217 resets, run finished after 912 ms. (steps per millisecond=109 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100000 steps, including 10076 resets, run finished after 844 ms. (steps per millisecond=118 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 10154 resets, run finished after 665 ms. (steps per millisecond=150 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 10159 resets, run finished after 645 ms. (steps per millisecond=155 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 9925 resets, run finished after 595 ms. (steps per millisecond=168 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
// Phase 1: matrix 109 rows 82 cols
[2023-03-09 20:06:51] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-09 20:06:51] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:51] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:06:51] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-09 20:06:51] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:06:51] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:51] [INFO ] After 129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-09 20:06:51] [INFO ] State equation strengthened by 44 read => feed constraints.
[2023-03-09 20:06:52] [INFO ] After 101ms SMT Verify possible using 44 Read/Feed constraints in natural domain returned unsat :0 sat :13
[2023-03-09 20:06:52] [INFO ] After 262ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :13
Attempting to minimize the solution found.
Minimization took 112 ms.
[2023-03-09 20:06:52] [INFO ] After 574ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :13
Parikh walk visited 1 properties in 2668 ms.
Support contains 17 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 109/109 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 78 transition count 103
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 78 transition count 103
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 77 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 77 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 12 place count 77 transition count 100
Applied a total of 12 rules in 23 ms. Remains 77 /82 variables (removed 5) and now considering 100/109 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 77/82 places, 100/109 transitions.
Incomplete random walk after 1000000 steps, including 228868 resets, run finished after 17341 ms. (steps per millisecond=57 ) properties (out of 12) seen :4
Interrupted Best-First random walk after 895606 steps, including 44382 resets, run timeout after 5001 ms. (steps per millisecond=179 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 49663 resets, run finished after 4964 ms. (steps per millisecond=201 ) properties (out of 8) seen :2
Incomplete Best-First random walk after 1000000 steps, including 49652 resets, run finished after 4639 ms. (steps per millisecond=215 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000000 steps, including 49296 resets, run finished after 3967 ms. (steps per millisecond=252 ) properties (out of 6) seen :3
Incomplete Best-First random walk after 1000000 steps, including 100890 resets, run finished after 3881 ms. (steps per millisecond=257 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 100 rows 77 cols
[2023-03-09 20:07:34] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:07:34] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:07:34] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:07:34] [INFO ] After 38ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-09 20:07:34] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-09 20:07:34] [INFO ] After 14ms SMT Verify possible using 40 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-09 20:07:34] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-09 20:07:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:07:34] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:07:35] [INFO ] After 33ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-09 20:07:35] [INFO ] After 27ms SMT Verify possible using 40 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-09 20:07:35] [INFO ] After 64ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-09 20:07:35] [INFO ] After 160ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 336 ms.
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 77/77 places, 100/100 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 73 transition count 92
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 73 transition count 92
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 12 place count 69 transition count 88
Iterating global reduction 0 with 4 rules applied. Total rules applied 16 place count 69 transition count 88
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 67 transition count 83
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 67 transition count 83
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 67 transition count 82
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 22 place count 66 transition count 81
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 66 transition count 81
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 24 place count 65 transition count 80
Iterating global reduction 1 with 1 rules applied. Total rules applied 25 place count 65 transition count 80
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 27 place count 65 transition count 78
Applied a total of 27 rules in 16 ms. Remains 65 /77 variables (removed 12) and now considering 78/100 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 65/77 places, 78/100 transitions.
Incomplete random walk after 1000000 steps, including 229239 resets, run finished after 6106 ms. (steps per millisecond=163 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3301 ms. (steps per millisecond=302 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101381 resets, run finished after 2573 ms. (steps per millisecond=388 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 78 rows 65 cols
[2023-03-09 20:07:47] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-09 20:07:47] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:07:47] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:07:47] [INFO ] After 33ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-09 20:07:47] [INFO ] State equation strengthened by 28 read => feed constraints.
[2023-03-09 20:07:47] [INFO ] After 11ms SMT Verify possible using 28 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 20:07:47] [INFO ] After 92ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 20:07:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:07:47] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-09 20:07:47] [INFO ] After 20ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-09 20:07:47] [INFO ] After 8ms SMT Verify possible using 28 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-09 20:07:47] [INFO ] After 17ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-09 20:07:47] [INFO ] After 72ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 44 ms.
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 78/78 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 64 transition count 75
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 64 transition count 75
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 63 transition count 74
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 63 transition count 74
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 62 transition count 73
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 62 transition count 73
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 61 transition count 71
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 61 transition count 71
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 60 transition count 70
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 60 transition count 70
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 59 transition count 69
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 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 14 place count 59 transition count 67
Applied a total of 14 rules in 14 ms. Remains 59 /65 variables (removed 6) and now considering 67/78 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 59/65 places, 67/78 transitions.
Incomplete random walk after 1000000 steps, including 228762 resets, run finished after 5634 ms. (steps per millisecond=177 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3420 ms. (steps per millisecond=292 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101507 resets, run finished after 2600 ms. (steps per millisecond=384 ) properties (out of 2) seen :0
Finished probabilistic random walk after 4191 steps, run visited all 2 properties in 31 ms. (steps per millisecond=135 )
Probabilistic random walk after 4191 steps, saw 1891 distinct states, run finished after 31 ms. (steps per millisecond=135 ) properties seen :2
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 148966 ms.
ITS solved all properties within timeout

BK_STOP 1678392480471

--------------------
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-d0m06"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is DBSingleClientW-PT-d0m06, 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 r120-tall-167814498200122"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m06.tgz
mv DBSingleClientW-PT-d0m06 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 ;