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-167814498200117.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is DBSingleClientW-PT-d0m05, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r120-tall-167814498200117
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 620K
-rw-r--r-- 1 mcc users 8.5K Feb 26 15:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Feb 26 15:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Feb 26 15:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Feb 26 15:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K 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 14K Feb 26 15:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Feb 26 15:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 26 15:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 26 15:17 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 1678392274219

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-d0m05
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-09 20:04:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:04:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:04:35] [INFO ] Load time of PNML (sax parser for PT used): 59 ms
[2023-03-09 20:04:35] [INFO ] Transformed 553 places.
[2023-03-09 20:04:35] [INFO ] Transformed 150 transitions.
[2023-03-09 20:04:35] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 120 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 20:04:36] [INFO ] Computed 2 place invariants in 16 ms
[2023-03-09 20:04:36] [INFO ] Implicit Places using invariants in 238 ms returned []
[2023-03-09 20:04:36] [INFO ] Invariant cache hit.
[2023-03-09 20:04:36] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:04:36] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 653 ms to find 0 implicit places.
[2023-03-09 20:04:36] [INFO ] Invariant cache hit.
[2023-03-09 20:04:36] [INFO ] Dead Transitions using invariants and state equation in 88 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 754 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 2295 resets, run finished after 447 ms. (steps per millisecond=22 ) properties (out of 90) seen :36
Incomplete Best-First random walk after 1000 steps, including 60 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 54) 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 54) seen :1
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 57 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 37 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 53) 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 53) seen :1
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 60 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 52) seen :1
Incomplete Best-First random walk after 1000 steps, including 57 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 45 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 40 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 51) seen :2
Incomplete Best-First random walk after 1001 steps, including 42 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 49) 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 49) seen :2
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 36 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 52 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) 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 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 48 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 99 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 105 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 106 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 105 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 47) 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 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 90 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 99 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 102 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 106 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 98 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 106 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 112 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1000 steps, including 103 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 105 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 89 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 47) seen :2
Incomplete Best-First random walk after 1000 steps, including 91 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 112 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 105 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 45) seen :0
Running SMT prover for 45 properties.
[2023-03-09 20:04:37] [INFO ] Invariant cache hit.
[2023-03-09 20:04:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:04:37] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:04:38] [INFO ] After 777ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:45
[2023-03-09 20:04:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:04:38] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-09 20:04:38] [INFO ] After 482ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :45
[2023-03-09 20:04:39] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:04:39] [INFO ] After 579ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :45
[2023-03-09 20:04:40] [INFO ] After 1364ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :45
Attempting to minimize the solution found.
Minimization took 537 ms.
[2023-03-09 20:04:40] [INFO ] After 2582ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :45
Parikh walk visited 4 properties in 984 ms.
Support contains 49 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 94 transition count 127
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 94 transition count 127
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 92 transition count 125
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 92 transition count 125
Applied a total of 20 rules in 30 ms. Remains 92 /102 variables (removed 10) and now considering 125/139 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 92/102 places, 125/139 transitions.
Incomplete random walk after 1000000 steps, including 229315 resets, run finished after 21948 ms. (steps per millisecond=45 ) properties (out of 41) seen :4
Incomplete Best-First random walk after 100001 steps, including 5012 resets, run finished after 633 ms. (steps per millisecond=157 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 4959 resets, run finished after 521 ms. (steps per millisecond=191 ) properties (out of 37) seen :9
Incomplete Best-First random walk after 100001 steps, including 5085 resets, run finished after 576 ms. (steps per millisecond=173 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 4952 resets, run finished after 624 ms. (steps per millisecond=160 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 5016 resets, run finished after 710 ms. (steps per millisecond=140 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4962 resets, run finished after 670 ms. (steps per millisecond=149 ) properties (out of 28) seen :3
Incomplete Best-First random walk after 100001 steps, including 5048 resets, run finished after 677 ms. (steps per millisecond=147 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 4987 resets, run finished after 653 ms. (steps per millisecond=153 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 4943 resets, run finished after 653 ms. (steps per millisecond=153 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 4949 resets, run finished after 645 ms. (steps per millisecond=155 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1160 ms. (steps per millisecond=86 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1197 ms. (steps per millisecond=83 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 10160 resets, run finished after 897 ms. (steps per millisecond=111 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 10070 resets, run finished after 887 ms. (steps per millisecond=112 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 10118 resets, run finished after 904 ms. (steps per millisecond=110 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 10136 resets, run finished after 925 ms. (steps per millisecond=108 ) properties (out of 25) seen :2
Incomplete Best-First random walk after 100001 steps, including 10272 resets, run finished after 971 ms. (steps per millisecond=102 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10245 resets, run finished after 963 ms. (steps per millisecond=103 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10381 resets, run finished after 972 ms. (steps per millisecond=102 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10242 resets, run finished after 959 ms. (steps per millisecond=104 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100000 steps, including 10155 resets, run finished after 962 ms. (steps per millisecond=103 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10085 resets, run finished after 920 ms. (steps per millisecond=108 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 10168 resets, run finished after 982 ms. (steps per millisecond=101 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100000 steps, including 10009 resets, run finished after 775 ms. (steps per millisecond=129 ) properties (out of 23) seen :0
Running SMT prover for 23 properties.
// Phase 1: matrix 125 rows 92 cols
[2023-03-09 20:05:23] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:05:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:05:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:05:24] [INFO ] After 315ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:23
[2023-03-09 20:05:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:05:24] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:05:24] [INFO ] After 224ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :23
[2023-03-09 20:05:24] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-09 20:05:24] [INFO ] After 178ms SMT Verify possible using 55 Read/Feed constraints in natural domain returned unsat :0 sat :23
[2023-03-09 20:05:24] [INFO ] After 436ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :23
Attempting to minimize the solution found.
Minimization took 212 ms.
[2023-03-09 20:05:25] [INFO ] After 982ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :23
Parikh walk visited 2 properties in 373 ms.
Support contains 29 out of 92 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 92/92 places, 125/125 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 85 transition count 109
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 85 transition count 109
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 18 place count 81 transition count 105
Iterating global reduction 0 with 4 rules applied. Total rules applied 22 place count 81 transition count 105
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 80 transition count 104
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 80 transition count 104
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 79 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 79 transition count 102
Applied a total of 26 rules in 19 ms. Remains 79 /92 variables (removed 13) and now considering 102/125 (removed 23) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 79/92 places, 102/125 transitions.
Incomplete random walk after 1000000 steps, including 228921 resets, run finished after 20587 ms. (steps per millisecond=48 ) properties (out of 21) seen :2
Incomplete Best-First random walk after 100001 steps, including 4893 resets, run finished after 682 ms. (steps per millisecond=146 ) properties (out of 19) seen :3
Incomplete Best-First random walk after 100000 steps, including 4962 resets, run finished after 650 ms. (steps per millisecond=153 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 5019 resets, run finished after 677 ms. (steps per millisecond=147 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 4963 resets, run finished after 676 ms. (steps per millisecond=147 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 5014 resets, run finished after 640 ms. (steps per millisecond=156 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1177 ms. (steps per millisecond=84 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1119 ms. (steps per millisecond=89 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 10126 resets, run finished after 885 ms. (steps per millisecond=112 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 10101 resets, run finished after 809 ms. (steps per millisecond=123 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 9900 resets, run finished after 860 ms. (steps per millisecond=116 ) properties (out of 16) seen :2
Incomplete Best-First random walk after 100000 steps, including 10190 resets, run finished after 787 ms. (steps per millisecond=127 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 10307 resets, run finished after 843 ms. (steps per millisecond=118 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 10099 resets, run finished after 842 ms. (steps per millisecond=118 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100000 steps, including 10156 resets, run finished after 826 ms. (steps per millisecond=121 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 10069 resets, run finished after 865 ms. (steps per millisecond=115 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
// Phase 1: matrix 102 rows 79 cols
[2023-03-09 20:05:58] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-09 20:05:58] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:05:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:05:58] [INFO ] After 170ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-09 20:05:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:05:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:05:58] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-09 20:05:58] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 20:05:58] [INFO ] After 91ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :14
[2023-03-09 20:05:58] [INFO ] After 222ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :14
Attempting to minimize the solution found.
Minimization took 90 ms.
[2023-03-09 20:05:58] [INFO ] After 479ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :14
Parikh walk visited 10 properties in 2019 ms.
Support contains 7 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 102/102 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 71 transition count 89
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 71 transition count 89
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 21 place count 66 transition count 84
Iterating global reduction 0 with 5 rules applied. Total rules applied 26 place count 66 transition count 84
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 66 transition count 82
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 29 place count 65 transition count 80
Iterating global reduction 1 with 1 rules applied. Total rules applied 30 place count 65 transition count 80
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 31 place count 65 transition count 79
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 32 place count 64 transition count 78
Iterating global reduction 2 with 1 rules applied. Total rules applied 33 place count 64 transition count 78
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 34 place count 63 transition count 77
Iterating global reduction 2 with 1 rules applied. Total rules applied 35 place count 63 transition count 77
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 37 place count 63 transition count 75
Applied a total of 37 rules in 17 ms. Remains 63 /79 variables (removed 16) and now considering 75/102 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 63/79 places, 75/102 transitions.
Incomplete random walk after 1000000 steps, including 229270 resets, run finished after 10032 ms. (steps per millisecond=99 ) properties (out of 4) seen :0
Interrupted Best-First random walk after 820060 steps, including 164012 resets, run timeout after 5001 ms. (steps per millisecond=163 ) properties seen 0
Interrupted Best-First random walk after 824510 steps, including 164902 resets, run timeout after 5001 ms. (steps per millisecond=164 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 101742 resets, run finished after 4668 ms. (steps per millisecond=214 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000000 steps, including 101984 resets, run finished after 3704 ms. (steps per millisecond=269 ) properties (out of 4) seen :2
Running SMT prover for 2 properties.
// Phase 1: matrix 75 rows 63 cols
[2023-03-09 20:06:29] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-09 20:06:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:29] [INFO ] After 26ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-09 20:06:29] [INFO ] State equation strengthened by 24 read => feed constraints.
[2023-03-09 20:06:29] [INFO ] After 6ms SMT Verify possible using 24 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 20:06:29] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 20:06:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:06:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:29] [INFO ] After 28ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-09 20:06:29] [INFO ] After 8ms SMT Verify possible using 24 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-09 20:06:29] [INFO ] After 18ms 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 20:06:29] [INFO ] After 86ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 61 ms.
Support contains 4 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 75/75 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 62 transition count 74
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 62 transition count 74
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 61 transition count 71
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 61 transition count 71
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 60 transition count 70
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 60 transition count 70
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 59 transition count 69
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 59 transition count 69
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 10 place count 59 transition count 67
Applied a total of 10 rules in 12 ms. Remains 59 /63 variables (removed 4) and now considering 67/75 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 59/63 places, 67/75 transitions.
Incomplete random walk after 1000000 steps, including 229160 resets, run finished after 5768 ms. (steps per millisecond=173 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3506 ms. (steps per millisecond=285 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101999 resets, run finished after 2707 ms. (steps per millisecond=369 ) properties (out of 2) seen :0
Finished probabilistic random walk after 4929 steps, run visited all 2 properties in 29 ms. (steps per millisecond=169 )
Probabilistic random walk after 4929 steps, saw 2184 distinct states, run finished after 30 ms. (steps per millisecond=164 ) 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 126060 ms.
ITS solved all properties within timeout

BK_STOP 1678392402812

--------------------
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-d0m05"
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-d0m05, 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-167814498200117"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m05.tgz
mv DBSingleClientW-PT-d0m05 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 ;