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-167814498300137.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-d0m09, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r120-tall-167814498300137
=====================================================================

--------------------
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 1678392446141

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-d0m09
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-09 20:07:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:07:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:07:27] [INFO ] Load time of PNML (sax parser for PT used): 53 ms
[2023-03-09 20:07:27] [INFO ] Transformed 553 places.
[2023-03-09 20:07:27] [INFO ] Transformed 150 transitions.
[2023-03-09 20:07:27] [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 12 ms. Remains 102 /553 variables (removed 451) and now considering 139/150 (removed 11) transitions.
// Phase 1: matrix 139 rows 102 cols
[2023-03-09 20:07:28] [INFO ] Computed 2 place invariants in 15 ms
[2023-03-09 20:07:28] [INFO ] Implicit Places using invariants in 226 ms returned []
[2023-03-09 20:07:28] [INFO ] Invariant cache hit.
[2023-03-09 20:07:28] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:07:28] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 766 ms to find 0 implicit places.
[2023-03-09 20:07:28] [INFO ] Invariant cache hit.
[2023-03-09 20:07:28] [INFO ] Dead Transitions using invariants and state equation in 106 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 887 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 2311 resets, run finished after 371 ms. (steps per millisecond=26 ) properties (out of 90) seen :34
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 :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 56) seen :1
Incomplete Best-First random walk after 1001 steps, including 54 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 49 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 55) seen :1
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 35 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 44 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 54) 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 54) seen :0
Incomplete Best-First random walk after 1000 steps, including 54 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 12 ms. (steps per millisecond=83 ) 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 46 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 46 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 54) seen :1
Incomplete Best-First random walk after 1000 steps, including 58 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 53) seen :1
Incomplete Best-First random walk after 1001 steps, including 47 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 52 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 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 54 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 51 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 52 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 47 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 48 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 46 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 48 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 59 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 51 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 45 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 52) seen :1
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 51) 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 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 84 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 106 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 106 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 114 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 96 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 80 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 100 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 109 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 51) 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 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 110 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 113 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 96 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 112 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 100 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 112 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 96 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 109 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 51) 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 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 107 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 104 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 116 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 51) seen :0
Running SMT prover for 51 properties.
[2023-03-09 20:07:29] [INFO ] Invariant cache hit.
[2023-03-09 20:07:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:07:30] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:07:30] [INFO ] After 1018ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:51
[2023-03-09 20:07:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:07:30] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-09 20:07:31] [INFO ] After 568ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :51
[2023-03-09 20:07:31] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:07:32] [INFO ] After 594ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :51
[2023-03-09 20:07:33] [INFO ] After 1409ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :51
Attempting to minimize the solution found.
Minimization took 551 ms.
[2023-03-09 20:07:33] [INFO ] After 2782ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :51
Parikh walk visited 41 properties in 1375 ms.
Support contains 16 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 83 transition count 104
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 83 transition count 104
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 45 place count 76 transition count 97
Iterating global reduction 0 with 7 rules applied. Total rules applied 52 place count 76 transition count 97
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 54 place count 76 transition count 95
Applied a total of 54 rules in 20 ms. Remains 76 /102 variables (removed 26) and now considering 95/139 (removed 44) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 76/102 places, 95/139 transitions.
Incomplete random walk after 1000000 steps, including 228661 resets, run finished after 15575 ms. (steps per millisecond=64 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 1000001 steps, including 49024 resets, run finished after 4924 ms. (steps per millisecond=203 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 49621 resets, run finished after 4940 ms. (steps per millisecond=202 ) properties (out of 9) seen :2
Incomplete Best-First random walk after 1000000 steps, including 49418 resets, run finished after 4217 ms. (steps per millisecond=237 ) properties (out of 7) seen :0
Interrupted Best-First random walk after 647960 steps, including 129592 resets, run timeout after 5001 ms. (steps per millisecond=129 ) properties seen 0
Interrupted Best-First random walk after 634866 steps, including 126973 resets, run timeout after 5001 ms. (steps per millisecond=126 ) properties seen 0
Interrupted Best-First random walk after 747203 steps, including 75483 resets, run timeout after 5001 ms. (steps per millisecond=149 ) properties seen 0
Interrupted Best-First random walk after 968663 steps, including 97195 resets, run timeout after 5001 ms. (steps per millisecond=193 ) properties seen 2
Running SMT prover for 5 properties.
// Phase 1: matrix 95 rows 76 cols
[2023-03-09 20:08:24] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:08:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:08:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:08:24] [INFO ] After 87ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-09 20:08:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:08:24] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:08:24] [INFO ] After 37ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-09 20:08:24] [INFO ] State equation strengthened by 33 read => feed constraints.
[2023-03-09 20:08:24] [INFO ] After 42ms SMT Verify possible using 33 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-09 20:08:24] [INFO ] After 88ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-09 20:08:24] [INFO ] After 197ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 685 ms.
Support contains 9 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 95/95 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 73 transition count 90
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 73 transition count 90
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 70 transition count 87
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 70 transition count 87
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 69 transition count 86
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 69 transition count 86
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 68 transition count 84
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 68 transition count 84
Applied a total of 16 rules in 13 ms. Remains 68 /76 variables (removed 8) and now considering 84/95 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 68/76 places, 84/95 transitions.
Incomplete random walk after 1000000 steps, including 228889 resets, run finished after 11940 ms. (steps per millisecond=83 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 49582 resets, run finished after 3992 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Interrupted Best-First random walk after 689075 steps, including 137815 resets, run timeout after 5001 ms. (steps per millisecond=137 ) properties seen 0
Interrupted Best-First random walk after 706415 steps, including 141283 resets, run timeout after 5001 ms. (steps per millisecond=141 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 101020 resets, run finished after 4726 ms. (steps per millisecond=211 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 1000001 steps, including 101071 resets, run finished after 3618 ms. (steps per millisecond=276 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 84 rows 68 cols
[2023-03-09 20:08:59] [INFO ] Computed 2 place invariants in 6 ms
[2023-03-09 20:08:59] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:08:59] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:09:00] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-09 20:09:00] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:09:00] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:09:00] [INFO ] After 30ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-09 20:09:00] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-09 20:09:00] [INFO ] After 15ms SMT Verify possible using 27 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-09 20:09:00] [INFO ] After 35ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-09 20:09:00] [INFO ] After 118ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 180 ms.
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 84/84 transitions.
Graph (complete) has 203 edges and 68 vertex of which 67 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 67 transition count 82
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 66 transition count 81
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 66 transition count 81
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 6 place count 66 transition count 80
Applied a total of 6 rules in 9 ms. Remains 66 /68 variables (removed 2) and now considering 80/84 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 66/68 places, 80/84 transitions.
Incomplete random walk after 1000000 steps, including 229236 resets, run finished after 7919 ms. (steps per millisecond=126 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 49164 resets, run finished after 2625 ms. (steps per millisecond=380 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000000 steps, including 101017 resets, run finished after 3537 ms. (steps per millisecond=282 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000000 steps, including 100971 resets, run finished after 2584 ms. (steps per millisecond=386 ) properties (out of 3) seen :1
Running SMT prover for 2 properties.
// Phase 1: matrix 80 rows 66 cols
[2023-03-09 20:09:17] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-09 20:09:17] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-09 20:09:17] [INFO ] After 55ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 20:09:17] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 0 ms returned sat
[2023-03-09 20:09:17] [INFO ] After 25ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-09 20:09:17] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-09 20:09:17] [INFO ] After 19ms SMT Verify possible using 23 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-09 20:09:17] [INFO ] After 34ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 20:09:17] [INFO ] After 100ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 92 ms.
Support contains 4 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 80/80 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 79
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 79
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 64 transition count 76
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 64 transition count 76
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 63 transition count 75
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 63 transition count 75
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 62 transition count 74
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 62 transition count 74
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 62 transition count 72
Applied a total of 10 rules in 13 ms. Remains 62 /66 variables (removed 4) and now considering 72/80 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 62/66 places, 72/80 transitions.
Incomplete random walk after 1000000 steps, including 228779 resets, run finished after 4926 ms. (steps per millisecond=203 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 50159 resets, run finished after 1723 ms. (steps per millisecond=580 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101058 resets, run finished after 2272 ms. (steps per millisecond=440 ) properties (out of 2) seen :0
Finished probabilistic random walk after 7446 steps, run visited all 2 properties in 40 ms. (steps per millisecond=186 )
Probabilistic random walk after 7446 steps, saw 3335 distinct states, run finished after 41 ms. (steps per millisecond=181 ) 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 118624 ms.
ITS solved all properties within timeout

BK_STOP 1678392567813

--------------------
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="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-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 r120-tall-167814498300137"
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 ;