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-167814498200112.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-d0m04, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r120-tall-167814498200112
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 6.6K Feb 26 15:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 15:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Feb 26 15:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Feb 26 15:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 15:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 15:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Feb 26 15:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Feb 26 15:24 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 1678392228979

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-d0m04
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-09 20:03:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:03:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:03:50] [INFO ] Load time of PNML (sax parser for PT used): 55 ms
[2023-03-09 20:03:50] [INFO ] Transformed 553 places.
[2023-03-09 20:03:50] [INFO ] Transformed 150 transitions.
[2023-03-09 20:03:50] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 114 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 553/553 places, 150/150 transitions.
Reduce places removed 451 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 462 rules applied. Total rules applied 462 place count 102 transition count 139
Applied a total of 462 rules in 11 ms. Remains 102 /553 variables (removed 451) and now considering 139/150 (removed 11) transitions.
// Phase 1: matrix 139 rows 102 cols
[2023-03-09 20:03:50] [INFO ] Computed 2 place invariants in 16 ms
[2023-03-09 20:03:50] [INFO ] Implicit Places using invariants in 255 ms returned []
[2023-03-09 20:03:50] [INFO ] Invariant cache hit.
[2023-03-09 20:03:50] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:03:51] [INFO ] Implicit Places using invariants and state equation in 185 ms returned []
Implicit Place search using SMT with State Equation took 467 ms to find 0 implicit places.
[2023-03-09 20:03:51] [INFO ] Invariant cache hit.
[2023-03-09 20:03:51] [INFO ] Dead Transitions using invariants and state equation in 120 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 600 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 2254 resets, run finished after 452 ms. (steps per millisecond=22 ) properties (out of 90) seen :35
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 55) seen :1
Incomplete Best-First random walk after 1000 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 1001 steps, including 54 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 60 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 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 58 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 56 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 50 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 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 53 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 54) seen :1
Incomplete Best-First random walk after 1000 steps, including 47 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 57 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 53) 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 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 39 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 53) seen :0
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 53) 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 53) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 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 54 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 52) seen :1
Incomplete Best-First random walk after 1001 steps, including 49 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 56 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 46 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 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 200 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 200 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 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 111 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 116 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 97 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 117 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 110 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 12 ms. (steps per millisecond=83 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 107 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 95 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 96 resets, run finished after 11 ms. (steps per millisecond=90 ) 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 108 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 101 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 115 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 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 100 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 112 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 103 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 106 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 51) seen :0
Incomplete Best-First random walk after 1000 steps, including 100 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 99 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 93 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 97 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 51) seen :0
Running SMT prover for 51 properties.
[2023-03-09 20:03:52] [INFO ] Invariant cache hit.
[2023-03-09 20:03:52] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:03:52] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:03:53] [INFO ] After 824ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:51
[2023-03-09 20:03:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-09 20:03:53] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:03:53] [INFO ] After 508ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :51
[2023-03-09 20:03:53] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-09 20:03:54] [INFO ] After 607ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :51
[2023-03-09 20:03:55] [INFO ] After 1531ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :51
Attempting to minimize the solution found.
Minimization took 677 ms.
[2023-03-09 20:03:56] [INFO ] After 2990ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :51
Parikh walk visited 11 properties in 782 ms.
Support contains 48 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 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 93 transition count 126
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 93 transition count 126
Applied a total of 18 rules in 19 ms. Remains 93 /102 variables (removed 9) and now considering 126/139 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 93/102 places, 126/139 transitions.
Incomplete random walk after 1000000 steps, including 228238 resets, run finished after 21631 ms. (steps per millisecond=46 ) properties (out of 40) seen :16
Incomplete Best-First random walk after 100001 steps, including 5080 resets, run finished after 705 ms. (steps per millisecond=141 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100000 steps, including 5077 resets, run finished after 712 ms. (steps per millisecond=140 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100001 steps, including 5081 resets, run finished after 689 ms. (steps per millisecond=145 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100000 steps, including 4934 resets, run finished after 724 ms. (steps per millisecond=138 ) properties (out of 24) seen :4
Incomplete Best-First random walk after 100000 steps, including 5010 resets, run finished after 728 ms. (steps per millisecond=137 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 5066 resets, run finished after 747 ms. (steps per millisecond=133 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 4958 resets, run finished after 728 ms. (steps per millisecond=137 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 5003 resets, run finished after 749 ms. (steps per millisecond=133 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 5021 resets, run finished after 741 ms. (steps per millisecond=134 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1324 ms. (steps per millisecond=75 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1350 ms. (steps per millisecond=74 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 10067 resets, run finished after 915 ms. (steps per millisecond=109 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 10028 resets, run finished after 1009 ms. (steps per millisecond=99 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 10040 resets, run finished after 1020 ms. (steps per millisecond=98 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 10118 resets, run finished after 1015 ms. (steps per millisecond=98 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 10211 resets, run finished after 983 ms. (steps per millisecond=101 ) properties (out of 20) seen :3
Incomplete Best-First random walk after 100001 steps, including 10091 resets, run finished after 927 ms. (steps per millisecond=107 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 10126 resets, run finished after 919 ms. (steps per millisecond=108 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100001 steps, including 10207 resets, run finished after 932 ms. (steps per millisecond=107 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 100000 steps, including 10079 resets, run finished after 937 ms. (steps per millisecond=106 ) properties (out of 17) seen :2
Incomplete Best-First random walk after 100000 steps, including 10137 resets, run finished after 926 ms. (steps per millisecond=107 ) properties (out of 15) seen :0
Running SMT prover for 15 properties.
// Phase 1: matrix 126 rows 93 cols
[2023-03-09 20:04:37] [INFO ] Computed 2 place invariants in 2 ms
[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 0 ms returned sat
[2023-03-09 20:04:37] [INFO ] After 235ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2023-03-09 20:04:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:04:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:04:37] [INFO ] After 138ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :15
[2023-03-09 20:04:37] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-03-09 20:04:37] [INFO ] After 148ms SMT Verify possible using 56 Read/Feed constraints in natural domain returned unsat :0 sat :15
[2023-03-09 20:04:38] [INFO ] After 362ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :15
Attempting to minimize the solution found.
Minimization took 136 ms.
[2023-03-09 20:04:38] [INFO ] After 715ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :15
Parikh walk visited 0 properties in 3839 ms.
Support contains 22 out of 93 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 93/93 places, 126/126 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 85 transition count 111
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 85 transition count 111
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 23 place count 78 transition count 104
Iterating global reduction 0 with 7 rules applied. Total rules applied 30 place count 78 transition count 104
Applied a total of 30 rules in 11 ms. Remains 78 /93 variables (removed 15) and now considering 104/126 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 78/93 places, 104/126 transitions.
Incomplete random walk after 1000000 steps, including 229146 resets, run finished after 19743 ms. (steps per millisecond=50 ) properties (out of 15) seen :4
Interrupted Best-First random walk after 802833 steps, including 40544 resets, run timeout after 5001 ms. (steps per millisecond=160 ) properties seen 0
Interrupted Best-First random walk after 823428 steps, including 41284 resets, run timeout after 5001 ms. (steps per millisecond=164 ) properties seen 2
Interrupted Best-First random walk after 901481 steps, including 45193 resets, run timeout after 5001 ms. (steps per millisecond=180 ) properties seen 1
Interrupted Best-First random walk after 497931 steps, including 99586 resets, run timeout after 5001 ms. (steps per millisecond=99 ) properties seen 0
Interrupted Best-First random walk after 494496 steps, including 98899 resets, run timeout after 5001 ms. (steps per millisecond=98 ) properties seen 0
Interrupted Best-First random walk after 659959 steps, including 67166 resets, run timeout after 5001 ms. (steps per millisecond=131 ) properties seen 2
Interrupted Best-First random walk after 754938 steps, including 76950 resets, run timeout after 5001 ms. (steps per millisecond=150 ) properties seen 0
Interrupted Best-First random walk after 756772 steps, including 77351 resets, run timeout after 5001 ms. (steps per millisecond=151 ) properties seen 0
Running SMT prover for 6 properties.
// Phase 1: matrix 104 rows 78 cols
[2023-03-09 20:05:41] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-09 20:05:41] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:05:41] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:05:41] [INFO ] After 113ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-09 20:05:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-09 20:05:41] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:05:42] [INFO ] After 49ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-09 20:05:42] [INFO ] State equation strengthened by 39 read => feed constraints.
[2023-03-09 20:05:42] [INFO ] After 49ms SMT Verify possible using 39 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-09 20:05:42] [INFO ] After 104ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 40 ms.
[2023-03-09 20:05:42] [INFO ] After 230ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 1 properties in 805 ms.
Support contains 9 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 104/104 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 72 transition count 93
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 72 transition count 93
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 69 transition count 88
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 69 transition count 88
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 69 transition count 87
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 21 place count 67 transition count 84
Iterating global reduction 1 with 2 rules applied. Total rules applied 23 place count 67 transition count 84
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 67 transition count 83
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 25 place count 66 transition count 82
Iterating global reduction 2 with 1 rules applied. Total rules applied 26 place count 66 transition count 82
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 28 place count 66 transition count 80
Applied a total of 28 rules in 18 ms. Remains 66 /78 variables (removed 12) and now considering 80/104 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 66/78 places, 80/104 transitions.
Incomplete random walk after 1000000 steps, including 228903 resets, run finished after 12243 ms. (steps per millisecond=81 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000000 steps, including 50378 resets, run finished after 3053 ms. (steps per millisecond=327 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3733 ms. (steps per millisecond=267 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 102053 resets, run finished after 2842 ms. (steps per millisecond=351 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 80 rows 66 cols
[2023-03-09 20:06:04] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-09 20:06:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:04] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:04] [INFO ] After 31ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-09 20:06:04] [INFO ] State equation strengthened by 28 read => feed constraints.
[2023-03-09 20:06:04] [INFO ] After 9ms SMT Verify possible using 28 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 20:06:04] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 20:06:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 20:06:05] [INFO ] After 29ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-09 20:06:05] [INFO ] After 12ms SMT Verify possible using 28 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-09 20:06:05] [INFO ] After 25ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-09 20:06:05] [INFO ] After 95ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 58 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 77
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 77
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 73
Iterating global reduction 0 with 1 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 24 ms. Remains 60 /66 variables (removed 6) and now considering 69/80 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 60/66 places, 69/80 transitions.
Incomplete random walk after 1000000 steps, including 229340 resets, run finished after 5258 ms. (steps per millisecond=190 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3119 ms. (steps per millisecond=320 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 102389 resets, run finished after 1345 ms. (steps per millisecond=743 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
// Phase 1: matrix 69 rows 60 cols
[2023-03-09 20:06:14] [INFO ] Computed 2 place invariants in 6 ms
[2023-03-09 20:06:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:14] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:14] [INFO ] After 19ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 20:06:14] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-09 20:06:14] [INFO ] After 6ms SMT Verify possible using 23 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 20:06:14] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 20:06:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-09 20:06:14] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 20:06:14] [INFO ] After 18ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 20:06:14] [INFO ] After 6ms SMT Verify possible using 23 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 20:06:14] [INFO ] After 10ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-09 20:06:14] [INFO ] After 70ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 69/69 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 59 transition count 68
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 59 transition count 68
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 59 transition count 67
Applied a total of 3 rules in 8 ms. Remains 59 /60 variables (removed 1) and now considering 67/69 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 59/60 places, 67/69 transitions.
Incomplete random walk after 1000000 steps, including 229754 resets, run finished after 799 ms. (steps per millisecond=1251 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 525 ms. (steps per millisecond=1904 ) properties (out of 1) seen :0
Finished probabilistic random walk after 3866 steps, run visited all 1 properties in 17 ms. (steps per millisecond=227 )
Probabilistic random walk after 3866 steps, saw 1730 distinct states, run finished after 17 ms. (steps per millisecond=227 ) properties seen :1
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 145925 ms.
ITS solved all properties within timeout

BK_STOP 1678392377325

--------------------
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-d0m04"
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-d0m04, 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-167814498200112"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m04.tgz
mv DBSingleClientW-PT-d0m04 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 ;