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.r071-smll-167814397900379.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 lolaxred
Input is CloudDeployment-PT-3a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r071-smll-167814397900379
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 7.7K Feb 25 14:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 25 14:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Feb 25 14:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 25 14:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 14:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 152K Feb 25 14:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Feb 25 14:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Feb 25 14:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 97K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-00
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-01
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-02
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-03
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-04
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-05
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-06
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-07
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-08
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-09
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-10
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-11
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-12
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-13
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-14
FORMULA_NAME CloudDeployment-PT-3a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678275925225

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=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudDeployment-PT-3a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 11:45:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-08 11:45:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 11:45:28] [INFO ] Load time of PNML (sax parser for PT used): 142 ms
[2023-03-08 11:45:28] [INFO ] Transformed 104 places.
[2023-03-08 11:45:28] [INFO ] Transformed 308 transitions.
[2023-03-08 11:45:28] [INFO ] Found NUPN structural information;
[2023-03-08 11:45:28] [INFO ] Parsed PT model containing 104 places and 308 transitions and 1611 arcs in 295 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 30 transitions
Reduce redundant transitions removed 30 transitions.
FORMULA CloudDeployment-PT-3a-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-3a-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-3a-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-3a-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 104 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 104/104 places, 278/278 transitions.
Ensure Unique test removed 6 places
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 98 transition count 278
Drop transitions removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 30 place count 98 transition count 254
Applied a total of 30 rules in 45 ms. Remains 98 /104 variables (removed 6) and now considering 254/278 (removed 24) transitions.
[2023-03-08 11:45:29] [INFO ] Flow matrix only has 159 transitions (discarded 95 similar events)
// Phase 1: matrix 159 rows 98 cols
[2023-03-08 11:45:29] [INFO ] Computed 12 place invariants in 19 ms
[2023-03-08 11:45:29] [INFO ] Implicit Places using invariants in 376 ms returned []
[2023-03-08 11:45:29] [INFO ] Flow matrix only has 159 transitions (discarded 95 similar events)
[2023-03-08 11:45:29] [INFO ] Invariant cache hit.
[2023-03-08 11:45:29] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-03-08 11:45:29] [INFO ] Implicit Places using invariants and state equation in 324 ms returned []
Implicit Place search using SMT with State Equation took 755 ms to find 0 implicit places.
[2023-03-08 11:45:29] [INFO ] Flow matrix only has 159 transitions (discarded 95 similar events)
[2023-03-08 11:45:29] [INFO ] Invariant cache hit.
[2023-03-08 11:45:30] [INFO ] Dead Transitions using invariants and state equation in 392 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 98/104 places, 254/278 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1195 ms. Remains : 98/104 places, 254/278 transitions.
Support contains 33 out of 98 places after structural reductions.
[2023-03-08 11:45:30] [INFO ] Flatten gal took : 107 ms
[2023-03-08 11:45:30] [INFO ] Flatten gal took : 49 ms
[2023-03-08 11:45:30] [INFO ] Input system was already deterministic with 254 transitions.
Finished random walk after 2040 steps, including 42 resets, run visited all 22 properties in 529 ms. (steps per millisecond=3 )
FORMULA CloudDeployment-PT-3a-LTLCardinality-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 47 stabilizing places and 152 stable transitions
Graph (complete) has 739 edges and 98 vertex of which 97 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.10 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(p1)))'
Support contains 4 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 97 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 97 transition count 253
Applied a total of 2 rules in 21 ms. Remains 97 /98 variables (removed 1) and now considering 253/254 (removed 1) transitions.
[2023-03-08 11:45:31] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
// Phase 1: matrix 158 rows 97 cols
[2023-03-08 11:45:31] [INFO ] Computed 12 place invariants in 10 ms
[2023-03-08 11:45:32] [INFO ] Implicit Places using invariants in 141 ms returned []
[2023-03-08 11:45:32] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:32] [INFO ] Invariant cache hit.
[2023-03-08 11:45:32] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-08 11:45:32] [INFO ] Implicit Places using invariants and state equation in 275 ms returned []
Implicit Place search using SMT with State Equation took 420 ms to find 0 implicit places.
[2023-03-08 11:45:32] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:32] [INFO ] Invariant cache hit.
[2023-03-08 11:45:32] [INFO ] Dead Transitions using invariants and state equation in 233 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 97/98 places, 253/254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 676 ms. Remains : 97/98 places, 253/254 transitions.
Stuttering acceptance computed with spot in 462 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (EQ s21 0) (EQ s78 1)), p1:(OR (EQ s4 0) (EQ s38 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1334 ms.
Product exploration explored 100000 steps with 50000 reset in 863 ms.
Computed a total of 46 stabilizing places and 151 stable transitions
Graph (complete) has 737 edges and 97 vertex of which 96 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 46 stabilizing places and 151 stable transitions
Detected a total of 46/97 stabilizing places and 151/253 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT (AND p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 9 factoid took 182 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-3a-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-3a-LTLCardinality-00 finished in 3643 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 97 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 97 transition count 253
Applied a total of 2 rules in 10 ms. Remains 97 /98 variables (removed 1) and now considering 253/254 (removed 1) transitions.
[2023-03-08 11:45:35] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:35] [INFO ] Invariant cache hit.
[2023-03-08 11:45:35] [INFO ] Implicit Places using invariants in 104 ms returned []
[2023-03-08 11:45:35] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:35] [INFO ] Invariant cache hit.
[2023-03-08 11:45:35] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-08 11:45:35] [INFO ] Implicit Places using invariants and state equation in 250 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
[2023-03-08 11:45:35] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:35] [INFO ] Invariant cache hit.
[2023-03-08 11:45:36] [INFO ] Dead Transitions using invariants and state equation in 302 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 97/98 places, 253/254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 673 ms. Remains : 97/98 places, 253/254 transitions.
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s62 0) (EQ s37 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 986 ms.
Product exploration explored 100000 steps with 50000 reset in 832 ms.
Computed a total of 46 stabilizing places and 151 stable transitions
Graph (complete) has 737 edges and 97 vertex of which 96 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Computed a total of 46 stabilizing places and 151 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 87 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-3a-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-3a-LTLCardinality-02 finished in 2732 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(G(p0))))))'
Support contains 1 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 97 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 97 transition count 253
Applied a total of 2 rules in 6 ms. Remains 97 /98 variables (removed 1) and now considering 253/254 (removed 1) transitions.
[2023-03-08 11:45:38] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:38] [INFO ] Invariant cache hit.
[2023-03-08 11:45:38] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-08 11:45:38] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:38] [INFO ] Invariant cache hit.
[2023-03-08 11:45:38] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-08 11:45:38] [INFO ] Implicit Places using invariants and state equation in 262 ms returned []
Implicit Place search using SMT with State Equation took 359 ms to find 0 implicit places.
[2023-03-08 11:45:38] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:38] [INFO ] Invariant cache hit.
[2023-03-08 11:45:38] [INFO ] Dead Transitions using invariants and state equation in 298 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 97/98 places, 253/254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 666 ms. Remains : 97/98 places, 253/254 transitions.
Stuttering acceptance computed with spot in 280 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(NEQ s49 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 17 steps with 0 reset in 1 ms.
FORMULA CloudDeployment-PT-3a-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-3a-LTLCardinality-04 finished in 968 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(G((F(p0)||p1))))&&X(p1)))'
Support contains 4 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 97 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 97 transition count 253
Applied a total of 2 rules in 9 ms. Remains 97 /98 variables (removed 1) and now considering 253/254 (removed 1) transitions.
[2023-03-08 11:45:39] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:39] [INFO ] Invariant cache hit.
[2023-03-08 11:45:39] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-08 11:45:39] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:39] [INFO ] Invariant cache hit.
[2023-03-08 11:45:39] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-08 11:45:39] [INFO ] Implicit Places using invariants and state equation in 255 ms returned []
Implicit Place search using SMT with State Equation took 353 ms to find 0 implicit places.
[2023-03-08 11:45:39] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:39] [INFO ] Invariant cache hit.
[2023-03-08 11:45:39] [INFO ] Dead Transitions using invariants and state equation in 301 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 97/98 places, 253/254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 676 ms. Remains : 97/98 places, 253/254 transitions.
Stuttering acceptance computed with spot in 264 ms :[(NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=p1, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 4}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s46 0) (EQ s51 1)), p0:(AND (EQ s34 0) (EQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudDeployment-PT-3a-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-3a-LTLCardinality-05 finished in 988 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0)||X(p1)) U ((G(p0) U p2)&&X(F(p1)))))'
Support contains 6 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 97 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 97 transition count 253
Applied a total of 2 rules in 9 ms. Remains 97 /98 variables (removed 1) and now considering 253/254 (removed 1) transitions.
[2023-03-08 11:45:40] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:40] [INFO ] Invariant cache hit.
[2023-03-08 11:45:40] [INFO ] Implicit Places using invariants in 107 ms returned []
[2023-03-08 11:45:40] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:40] [INFO ] Invariant cache hit.
[2023-03-08 11:45:40] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-08 11:45:40] [INFO ] Implicit Places using invariants and state equation in 246 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
[2023-03-08 11:45:40] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:40] [INFO ] Invariant cache hit.
[2023-03-08 11:45:40] [INFO ] Dead Transitions using invariants and state equation in 291 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 97/98 places, 253/254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 658 ms. Remains : 97/98 places, 253/254 transitions.
Stuttering acceptance computed with spot in 394 ms :[(OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p0), acceptance={0} source=0 dest: 2}, { cond=(OR p2 p0), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p2) p0), acceptance={0} source=2 dest: 2}, { cond=(AND p2 (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(AND p2 p0), acceptance={} source=2 dest: 5}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=5 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=5 dest: 5}]], initial=0, aps=[p2:(OR (EQ s39 0) (EQ s26 1)), p0:(OR (EQ s87 0) (EQ s57 1)), p1:(OR (EQ s90 0) (EQ s50 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1192 ms.
Product exploration explored 100000 steps with 50000 reset in 757 ms.
Computed a total of 46 stabilizing places and 151 stable transitions
Graph (complete) has 737 edges and 97 vertex of which 96 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Computed a total of 46 stabilizing places and 151 stable transitions
Detected a total of 46/97 stabilizing places and 151/253 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p2 p0 p1), (X (AND p2 p0)), (X (OR p2 p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X p1), (X (NOT (AND (NOT p2) p0))), (X (NOT (AND p2 (NOT p0)))), (X (X (AND p2 p0))), (X (X (OR p2 p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT (AND p2 (NOT p0))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 16 factoid took 561 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-3a-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-3a-LTLCardinality-06 finished in 3613 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 2 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 97 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 97 transition count 253
Applied a total of 2 rules in 10 ms. Remains 97 /98 variables (removed 1) and now considering 253/254 (removed 1) transitions.
[2023-03-08 11:45:43] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:43] [INFO ] Invariant cache hit.
[2023-03-08 11:45:43] [INFO ] Implicit Places using invariants in 78 ms returned []
[2023-03-08 11:45:43] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:43] [INFO ] Invariant cache hit.
[2023-03-08 11:45:44] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-08 11:45:44] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 307 ms to find 0 implicit places.
[2023-03-08 11:45:44] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:44] [INFO ] Invariant cache hit.
[2023-03-08 11:45:44] [INFO ] Dead Transitions using invariants and state equation in 282 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 97/98 places, 253/254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 611 ms. Remains : 97/98 places, 253/254 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(OR (EQ s60 0) (EQ s0 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1054 ms.
Product exploration explored 100000 steps with 50000 reset in 710 ms.
Computed a total of 46 stabilizing places and 151 stable transitions
Graph (complete) has 737 edges and 97 vertex of which 96 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 46 stabilizing places and 151 stable transitions
Knowledge obtained : [p0, (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 66 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-3a-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-3a-LTLCardinality-07 finished in 2596 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 97 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 97 transition count 253
Applied a total of 2 rules in 6 ms. Remains 97 /98 variables (removed 1) and now considering 253/254 (removed 1) transitions.
[2023-03-08 11:45:46] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:46] [INFO ] Invariant cache hit.
[2023-03-08 11:45:46] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-08 11:45:46] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:46] [INFO ] Invariant cache hit.
[2023-03-08 11:45:46] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-08 11:45:46] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 233 ms to find 0 implicit places.
[2023-03-08 11:45:46] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:46] [INFO ] Invariant cache hit.
[2023-03-08 11:45:46] [INFO ] Dead Transitions using invariants and state equation in 180 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 97/98 places, 253/254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 420 ms. Remains : 97/98 places, 253/254 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s38 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 697 ms.
Product exploration explored 100000 steps with 50000 reset in 719 ms.
Computed a total of 46 stabilizing places and 151 stable transitions
Graph (complete) has 737 edges and 97 vertex of which 96 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 46 stabilizing places and 151 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 64 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-3a-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-3a-LTLCardinality-08 finished in 2006 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)||(G(F(p1))&&(!p2 U (p3||G(!p2)))))))'
Support contains 6 out of 98 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Graph (trivial) has 98 edges and 98 vertex of which 27 / 98 are part of one of the 9 SCC in 4 ms
Free SCC test removed 18 places
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 4 place count 76 transition count 198
Iterating global reduction 0 with 3 rules applied. Total rules applied 7 place count 76 transition count 198
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 17 place count 71 transition count 200
Drop transitions removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 0 with 19 rules applied. Total rules applied 36 place count 71 transition count 181
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 40 place count 69 transition count 179
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 41 place count 69 transition count 179
Applied a total of 41 rules in 64 ms. Remains 69 /98 variables (removed 29) and now considering 179/254 (removed 75) transitions.
[2023-03-08 11:45:48] [INFO ] Flow matrix only has 89 transitions (discarded 90 similar events)
// Phase 1: matrix 89 rows 69 cols
[2023-03-08 11:45:48] [INFO ] Computed 12 place invariants in 2 ms
[2023-03-08 11:45:48] [INFO ] Implicit Places using invariants in 95 ms returned []
[2023-03-08 11:45:48] [INFO ] Flow matrix only has 89 transitions (discarded 90 similar events)
[2023-03-08 11:45:48] [INFO ] Invariant cache hit.
[2023-03-08 11:45:48] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 11:45:48] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 206 ms to find 0 implicit places.
[2023-03-08 11:45:48] [INFO ] Redundant transitions in 153 ms returned []
[2023-03-08 11:45:48] [INFO ] Flow matrix only has 89 transitions (discarded 90 similar events)
[2023-03-08 11:45:48] [INFO ] Invariant cache hit.
[2023-03-08 11:45:48] [INFO ] Dead Transitions using invariants and state equation in 160 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 69/98 places, 179/254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 593 ms. Remains : 69/98 places, 179/254 transitions.
Stuttering acceptance computed with spot in 188 ms :[(OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) (NOT p1))), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p3) p2), acceptance={} source=0 dest: 1}, { cond=(OR (AND (NOT p0) (NOT p1) p3) (AND (NOT p0) (NOT p1) (NOT p2))), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (EQ s19 0) (EQ s49 1)), p3:(AND (NOT (OR (EQ s49 0) (EQ s19 1))) (NOT (OR (EQ s13 0) (EQ s17 1)))), p2:(OR (EQ s49 0) (EQ s19 1)), p1:(AND (NEQ s3...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-3a-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-3a-LTLCardinality-09 finished in 804 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!p0 U (p1 U p2)))))'
Support contains 5 out of 98 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Graph (trivial) has 121 edges and 98 vertex of which 30 / 98 are part of one of the 9 SCC in 0 ms
Free SCC test removed 21 places
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 5 place count 73 transition count 187
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 73 transition count 187
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 27 place count 64 transition count 202
Drop transitions removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 0 with 36 rules applied. Total rules applied 63 place count 64 transition count 166
Applied a total of 63 rules in 53 ms. Remains 64 /98 variables (removed 34) and now considering 166/254 (removed 88) transitions.
[2023-03-08 11:45:49] [INFO ] Flow matrix only has 80 transitions (discarded 86 similar events)
// Phase 1: matrix 80 rows 64 cols
[2023-03-08 11:45:49] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-08 11:45:49] [INFO ] Implicit Places using invariants in 80 ms returned []
[2023-03-08 11:45:49] [INFO ] Flow matrix only has 80 transitions (discarded 86 similar events)
[2023-03-08 11:45:49] [INFO ] Invariant cache hit.
[2023-03-08 11:45:49] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-08 11:45:49] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
[2023-03-08 11:45:49] [INFO ] Redundant transitions in 205 ms returned []
[2023-03-08 11:45:49] [INFO ] Flow matrix only has 80 transitions (discarded 86 similar events)
[2023-03-08 11:45:49] [INFO ] Invariant cache hit.
[2023-03-08 11:45:49] [INFO ] Dead Transitions using invariants and state equation in 183 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/98 places, 166/254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 703 ms. Remains : 64/98 places, 166/254 transitions.
Stuttering acceptance computed with spot in 191 ms :[(NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(OR p2 p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p2) p1 p0), acceptance={0} source=0 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) p1 p0), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) p1 p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p2:(OR (EQ s49 0) (EQ s31 1)), p1:(EQ s52 1), p0:(OR (EQ s0 0) (EQ s58 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 131 ms.
Product exploration explored 100000 steps with 0 reset in 512 ms.
Computed a total of 37 stabilizing places and 112 stable transitions
Graph (complete) has 575 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 37 stabilizing places and 112 stable transitions
Detected a total of 37/64 stabilizing places and 112/166 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND p2 (NOT p1) (NOT p0)), (X (OR p2 p1 (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p2) p1 p0))), (X (X (OR p2 p1 (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 778 ms. Reduced automaton from 3 states, 12 edges and 3 AP (stutter insensitive) to 3 states, 12 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 157 ms :[(NOT p2), (NOT p2), (NOT p2)]
Incomplete random walk after 10000 steps, including 299 resets, run finished after 297 ms. (steps per millisecond=33 ) properties (out of 6) seen :2
Incomplete Best-First random walk after 10000 steps, including 69 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 73 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 72 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 72 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-08 11:45:52] [INFO ] Flow matrix only has 80 transitions (discarded 86 similar events)
[2023-03-08 11:45:52] [INFO ] Invariant cache hit.
[2023-03-08 11:45:52] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-08 11:45:52] [INFO ] [Nat]Absence check using 0 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-08 11:45:52] [INFO ] After 124ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :0
Fused 4 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND p2 (NOT p1) (NOT p0)), (X (OR p2 p1 (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p2) p1 p0))), (X (X (OR p2 p1 (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (G (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (G (NOT (AND p1 p0 (NOT p2)))), (G (NOT (AND p1 (NOT p0) (NOT p2)))), (G (NOT (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F (NOT (OR p1 (NOT p0) p2))), (F (AND (NOT p1) p0 (NOT p2)))]
Knowledge based reduction with 20 factoid took 1055 ms. Reduced automaton from 3 states, 12 edges and 3 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p2) (NOT p1))]
Support contains 3 out of 64 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 166/166 transitions.
Applied a total of 0 rules in 8 ms. Remains 64 /64 variables (removed 0) and now considering 166/166 (removed 0) transitions.
[2023-03-08 11:45:53] [INFO ] Flow matrix only has 80 transitions (discarded 86 similar events)
[2023-03-08 11:45:53] [INFO ] Invariant cache hit.
[2023-03-08 11:45:53] [INFO ] Implicit Places using invariants in 65 ms returned []
[2023-03-08 11:45:53] [INFO ] Flow matrix only has 80 transitions (discarded 86 similar events)
[2023-03-08 11:45:53] [INFO ] Invariant cache hit.
[2023-03-08 11:45:53] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-08 11:45:53] [INFO ] Implicit Places using invariants and state equation in 154 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
[2023-03-08 11:45:54] [INFO ] Redundant transitions in 238 ms returned []
[2023-03-08 11:45:54] [INFO ] Flow matrix only has 80 transitions (discarded 86 similar events)
[2023-03-08 11:45:54] [INFO ] Invariant cache hit.
[2023-03-08 11:45:54] [INFO ] Dead Transitions using invariants and state equation in 215 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 693 ms. Remains : 64/64 places, 166/166 transitions.
Computed a total of 37 stabilizing places and 112 stable transitions
Graph (complete) has 575 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 37 stabilizing places and 112 stable transitions
Detected a total of 37/64 stabilizing places and 112/166 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 311 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(AND (NOT p2) (NOT p1))]
Finished random walk after 1313 steps, including 40 resets, run visited all 2 properties in 31 ms. (steps per millisecond=42 )
Knowledge obtained : [(AND p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p2)), (F (AND (NOT p2) (NOT p1)))]
Knowledge based reduction with 7 factoid took 425 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 53 ms :[(AND (NOT p2) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 101 ms.
Product exploration explored 100000 steps with 0 reset in 111 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 166/166 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 13 ms. Remains 63 /64 variables (removed 1) and now considering 165/166 (removed 1) transitions.
[2023-03-08 11:45:55] [INFO ] Flow matrix only has 79 transitions (discarded 86 similar events)
// Phase 1: matrix 79 rows 63 cols
[2023-03-08 11:45:55] [INFO ] Computed 12 place invariants in 2 ms
[2023-03-08 11:45:55] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-08 11:45:55] [INFO ] Flow matrix only has 79 transitions (discarded 86 similar events)
[2023-03-08 11:45:55] [INFO ] Invariant cache hit.
[2023-03-08 11:45:55] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 11:45:55] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 255 ms to find 0 implicit places.
[2023-03-08 11:45:56] [INFO ] Redundant transitions in 145 ms returned []
[2023-03-08 11:45:56] [INFO ] Flow matrix only has 79 transitions (discarded 86 similar events)
[2023-03-08 11:45:56] [INFO ] Invariant cache hit.
[2023-03-08 11:45:56] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 534 ms. Remains : 63/64 places, 165/166 transitions.
Treatment of property CloudDeployment-PT-3a-LTLCardinality-10 finished in 7019 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&F(G(p1)))))'
Support contains 2 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 97 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 97 transition count 253
Applied a total of 2 rules in 3 ms. Remains 97 /98 variables (removed 1) and now considering 253/254 (removed 1) transitions.
[2023-03-08 11:45:56] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
// Phase 1: matrix 158 rows 97 cols
[2023-03-08 11:45:56] [INFO ] Computed 12 place invariants in 5 ms
[2023-03-08 11:45:56] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-08 11:45:56] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:56] [INFO ] Invariant cache hit.
[2023-03-08 11:45:56] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-08 11:45:56] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
[2023-03-08 11:45:56] [INFO ] Flow matrix only has 158 transitions (discarded 95 similar events)
[2023-03-08 11:45:56] [INFO ] Invariant cache hit.
[2023-03-08 11:45:56] [INFO ] Dead Transitions using invariants and state equation in 284 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 97/98 places, 253/254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 560 ms. Remains : 97/98 places, 253/254 transitions.
Stuttering acceptance computed with spot in 161 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (EQ s27 0) (EQ s65 1)), p1:(NEQ s27 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-3a-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-3a-LTLCardinality-11 finished in 747 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 98 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 98/98 places, 254/254 transitions.
Graph (trivial) has 118 edges and 98 vertex of which 28 / 98 are part of one of the 9 SCC in 0 ms
Free SCC test removed 19 places
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 4 place count 75 transition count 192
Iterating global reduction 0 with 3 rules applied. Total rules applied 7 place count 75 transition count 192
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 25 place count 66 transition count 207
Drop transitions removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 0 with 37 rules applied. Total rules applied 62 place count 66 transition count 170
Applied a total of 62 rules in 34 ms. Remains 66 /98 variables (removed 32) and now considering 170/254 (removed 84) transitions.
[2023-03-08 11:45:57] [INFO ] Flow matrix only has 84 transitions (discarded 86 similar events)
// Phase 1: matrix 84 rows 66 cols
[2023-03-08 11:45:57] [INFO ] Computed 12 place invariants in 2 ms
[2023-03-08 11:45:57] [INFO ] Implicit Places using invariants in 89 ms returned []
[2023-03-08 11:45:57] [INFO ] Flow matrix only has 84 transitions (discarded 86 similar events)
[2023-03-08 11:45:57] [INFO ] Invariant cache hit.
[2023-03-08 11:45:57] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 11:45:57] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 251 ms to find 0 implicit places.
[2023-03-08 11:45:57] [INFO ] Redundant transitions in 196 ms returned []
[2023-03-08 11:45:57] [INFO ] Flow matrix only has 84 transitions (discarded 86 similar events)
[2023-03-08 11:45:57] [INFO ] Invariant cache hit.
[2023-03-08 11:45:57] [INFO ] Dead Transitions using invariants and state equation in 159 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 66/98 places, 170/254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 653 ms. Remains : 66/98 places, 170/254 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : CloudDeployment-PT-3a-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (NEQ s54 0) (NEQ s23 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-3a-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-3a-LTLCardinality-14 finished in 724 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!p0 U (p1 U p2)))))'
[2023-03-08 11:45:58] [INFO ] Flatten gal took : 26 ms
[2023-03-08 11:45:58] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-08 11:45:58] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 98 places, 254 transitions and 1407 arcs took 4 ms.
Total runtime 29625 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT CloudDeployment-PT-3a
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/373
LTLCardinality

FORMULA CloudDeployment-PT-3a-LTLCardinality-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678275959372

--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/373/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/373/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/373/LTLCardinality.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:436
lola: rewrite Frontend/Parser/formula_rewrite.k:433
lola: rewrite Frontend/Parser/formula_rewrite.k:521
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 CloudDeployment-PT-3a-LTLCardinality-10
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for CloudDeployment-PT-3a-LTLCardinality-10
lola: result : false
lola: markings : 12634
lola: fired transitions : 57038
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CloudDeployment-PT-3a-LTLCardinality-10: LTL false LTL model checker


Time elapsed: 0 secs. Pages in use: 1

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="CloudDeployment-PT-3a"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 lolaxred"
echo " Input is CloudDeployment-PT-3a, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r071-smll-167814397900379"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-3a.tgz
mv CloudDeployment-PT-3a execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;