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-167814498200127.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-d0m07, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r120-tall-167814498200127
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 5.3K Feb 26 15:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 48K Feb 26 15:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 15:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 15:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Feb 25 15:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 15:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 140K Feb 26 15:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 103K Feb 26 15:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 119K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678392386577

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-d0m07
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-09 20:06:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:06:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:06:28] [INFO ] Load time of PNML (sax parser for PT used): 57 ms
[2023-03-09 20:06:28] [INFO ] Transformed 553 places.
[2023-03-09 20:06:28] [INFO ] Transformed 150 transitions.
[2023-03-09 20:06:28] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 141 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 20:06:28] [INFO ] Computed 2 place invariants in 16 ms
[2023-03-09 20:06:28] [INFO ] Implicit Places using invariants in 271 ms returned []
[2023-03-09 20:06:28] [INFO ] Invariant cache hit.
[2023-03-09 20:06:28] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:06:28] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 514 ms to find 0 implicit places.
[2023-03-09 20:06:28] [INFO ] Invariant cache hit.
[2023-03-09 20:06:29] [INFO ] Dead Transitions using invariants and state equation in 97 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 626 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 2313 resets, run finished after 471 ms. (steps per millisecond=21 ) properties (out of 90) seen :30
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 60) seen :0
Incomplete Best-First random walk after 1000 steps, including 41 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 60) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 60) seen :2
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 58) seen :1
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 43 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 57) seen :3
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 8 ms. (steps per millisecond=125 ) 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 49 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 42 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 54) seen :1
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 53) 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 53) 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 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 60 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 50 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 53) 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 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 60 resets, run finished after 7 ms. (steps per millisecond=142 ) 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 58 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) seen :1
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 54 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 61 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 60 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 107 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 113 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 103 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 109 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 108 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 11 ms. (steps per millisecond=91 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 100 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 91 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 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 95 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 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 107 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 114 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 100 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 102 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 111 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 111 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1001 steps, including 107 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 113 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 108 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 51) seen :0
Running SMT prover for 51 properties.
[2023-03-09 20:06:30] [INFO ] Invariant cache hit.
[2023-03-09 20:06:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:30] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:31] [INFO ] After 895ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:51
[2023-03-09 20:06:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:06:31] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:31] [INFO ] After 524ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :51
[2023-03-09 20:06:31] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:06:32] [INFO ] After 597ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :51
[2023-03-09 20:06:33] [INFO ] After 1395ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :51
Attempting to minimize the solution found.
Minimization took 706 ms.
[2023-03-09 20:06:34] [INFO ] After 2855ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :51
Parikh walk visited 8 properties in 1637 ms.
Support contains 51 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 95 transition count 128
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 95 transition count 128
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 94 transition count 127
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 94 transition count 127
Applied a total of 16 rules in 20 ms. Remains 94 /102 variables (removed 8) and now considering 127/139 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 94/102 places, 127/139 transitions.
Incomplete random walk after 1000000 steps, including 229066 resets, run finished after 23207 ms. (steps per millisecond=43 ) properties (out of 43) seen :17
Incomplete Best-First random walk after 100001 steps, including 5045 resets, run finished after 770 ms. (steps per millisecond=129 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 5014 resets, run finished after 692 ms. (steps per millisecond=144 ) properties (out of 26) seen :3
Incomplete Best-First random walk after 100001 steps, including 4947 resets, run finished after 787 ms. (steps per millisecond=127 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 4966 resets, run finished after 712 ms. (steps per millisecond=140 ) properties (out of 23) seen :6
Incomplete Best-First random walk after 100000 steps, including 4875 resets, run finished after 682 ms. (steps per millisecond=146 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 5018 resets, run finished after 704 ms. (steps per millisecond=142 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 5007 resets, run finished after 694 ms. (steps per millisecond=144 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 4933 resets, run finished after 685 ms. (steps per millisecond=145 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 5000 resets, run finished after 694 ms. (steps per millisecond=144 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1280 ms. (steps per millisecond=78 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1310 ms. (steps per millisecond=76 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 10073 resets, run finished after 971 ms. (steps per millisecond=102 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 10316 resets, run finished after 959 ms. (steps per millisecond=104 ) properties (out of 17) seen :1
Incomplete Best-First random walk after 100001 steps, including 10196 resets, run finished after 921 ms. (steps per millisecond=108 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 10117 resets, run finished after 910 ms. (steps per millisecond=109 ) properties (out of 16) seen :2
Incomplete Best-First random walk after 100001 steps, including 10165 resets, run finished after 898 ms. (steps per millisecond=111 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 9995 resets, run finished after 896 ms. (steps per millisecond=111 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100000 steps, including 10154 resets, run finished after 906 ms. (steps per millisecond=110 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
// Phase 1: matrix 127 rows 94 cols
[2023-03-09 20:07:14] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:07:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:07:14] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:07:14] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:13
[2023-03-09 20:07:14] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-03-09 20:07:14] [INFO ] After 27ms SMT Verify possible using 56 Read/Feed constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-09 20:07:14] [INFO ] After 251ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-09 20:07:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:07:14] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:07:14] [INFO ] After 139ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-09 20:07:14] [INFO ] After 136ms SMT Verify possible using 56 Read/Feed constraints in natural domain returned unsat :0 sat :14
[2023-03-09 20:07:15] [INFO ] After 333ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :14
Attempting to minimize the solution found.
Minimization took 133 ms.
[2023-03-09 20:07:15] [INFO ] After 680ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :14
Parikh walk visited 0 properties in 4171 ms.
Support contains 22 out of 94 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 94/94 places, 127/127 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 84 transition count 109
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 84 transition count 109
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 24 place count 80 transition count 105
Iterating global reduction 0 with 4 rules applied. Total rules applied 28 place count 80 transition count 105
Applied a total of 28 rules in 12 ms. Remains 80 /94 variables (removed 14) and now considering 105/127 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 80/94 places, 105/127 transitions.
Incomplete random walk after 1000000 steps, including 228712 resets, run finished after 20464 ms. (steps per millisecond=48 ) properties (out of 14) seen :0
Interrupted Best-First random walk after 745765 steps, including 37163 resets, run timeout after 5001 ms. (steps per millisecond=149 ) properties seen 0
Interrupted Best-First random walk after 766952 steps, including 38018 resets, run timeout after 5001 ms. (steps per millisecond=153 ) properties seen 2
Interrupted Best-First random walk after 773476 steps, including 38262 resets, run timeout after 5001 ms. (steps per millisecond=154 ) properties seen 3
Interrupted Best-First random walk after 457165 steps, including 91433 resets, run timeout after 5001 ms. (steps per millisecond=91 ) properties seen 0
Interrupted Best-First random walk after 460405 steps, including 92081 resets, run timeout after 5001 ms. (steps per millisecond=92 ) properties seen 0
Interrupted Best-First random walk after 618771 steps, including 62261 resets, run timeout after 5001 ms. (steps per millisecond=123 ) properties seen 1
Interrupted Best-First random walk after 629287 steps, including 63705 resets, run timeout after 5001 ms. (steps per millisecond=125 ) properties seen 0
Interrupted Best-First random walk after 695558 steps, including 70781 resets, run timeout after 5001 ms. (steps per millisecond=139 ) properties seen 2
Running SMT prover for 6 properties.
// Phase 1: matrix 105 rows 80 cols
[2023-03-09 20:08:19] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-09 20:08:19] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:08:19] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:08:20] [INFO ] After 115ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-09 20:08:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:08:20] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:08:20] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-09 20:08:20] [INFO ] State equation strengthened by 39 read => feed constraints.
[2023-03-09 20:08:20] [INFO ] After 38ms SMT Verify possible using 39 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-09 20:08:20] [INFO ] After 91ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 48 ms.
[2023-03-09 20:08:20] [INFO ] After 247ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 1093 ms.
Support contains 11 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 105/105 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 75 transition count 96
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 75 transition count 96
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 71 transition count 92
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 71 transition count 92
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 71 transition count 91
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 21 place count 69 transition count 88
Iterating global reduction 1 with 2 rules applied. Total rules applied 23 place count 69 transition count 88
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 24 place count 69 transition count 87
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 25 place count 68 transition count 85
Iterating global reduction 2 with 1 rules applied. Total rules applied 26 place count 68 transition count 85
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 27 place count 67 transition count 84
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 67 transition count 84
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 29 place count 66 transition count 83
Iterating global reduction 2 with 1 rules applied. Total rules applied 30 place count 66 transition count 83
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 32 place count 66 transition count 81
Applied a total of 32 rules in 22 ms. Remains 66 /80 variables (removed 14) and now considering 81/105 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 66/80 places, 81/105 transitions.
Incomplete random walk after 1000000 steps, including 228971 resets, run finished after 8090 ms. (steps per millisecond=123 ) properties (out of 6) seen :1
Interrupted Best-First random walk after 656100 steps, including 131220 resets, run timeout after 5001 ms. (steps per millisecond=131 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3533 ms. (steps per millisecond=283 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101038 resets, run finished after 3151 ms. (steps per millisecond=317 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101316 resets, run finished after 3065 ms. (steps per millisecond=326 ) properties (out of 5) seen :1
Running SMT prover for 4 properties.
// Phase 1: matrix 81 rows 66 cols
[2023-03-09 20:08:44] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:08:44] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:08:44] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-09 20:08:44] [INFO ] After 31ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:2
[2023-03-09 20:08:44] [INFO ] State equation strengthened by 28 read => feed constraints.
[2023-03-09 20:08:44] [INFO ] After 10ms SMT Verify possible using 28 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-09 20:08:44] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-09 20:08:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:08:44] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:08:44] [INFO ] After 31ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-09 20:08:44] [INFO ] After 16ms SMT Verify possible using 28 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-09 20:08:44] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 20:08:44] [INFO ] After 140ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 135 ms.
Support contains 7 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 81/81 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 64 transition count 77
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 64 transition count 77
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 62 transition count 73
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 62 transition count 73
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 61 transition count 72
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 61 transition count 72
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 60 transition count 71
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 60 transition count 71
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 60 transition count 69
Applied a total of 14 rules in 11 ms. Remains 60 /66 variables (removed 6) and now considering 69/81 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 60/66 places, 69/81 transitions.
Incomplete random walk after 1000000 steps, including 228969 resets, run finished after 6262 ms. (steps per millisecond=159 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 4368 ms. (steps per millisecond=228 ) properties (out of 4) seen :0
Interrupted Best-First random walk after 950409 steps, including 190081 resets, run timeout after 5001 ms. (steps per millisecond=190 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 102185 resets, run finished after 3601 ms. (steps per millisecond=277 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101742 resets, run finished after 3523 ms. (steps per millisecond=283 ) properties (out of 4) seen :0
Finished probabilistic random walk after 5097 steps, run visited all 4 properties in 29 ms. (steps per millisecond=175 )
Probabilistic random walk after 5097 steps, saw 2272 distinct states, run finished after 29 ms. (steps per millisecond=175 ) properties seen :4
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 159189 ms.
ITS solved all properties within timeout

BK_STOP 1678392548533

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DBSingleClientW-PT-d0m07"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="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-d0m07, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r120-tall-167814498200127"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m07.tgz
mv DBSingleClientW-PT-d0m07 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;