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-167814397800268.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 lolaxred
Input is ClientsAndServers-PT-N0020P0, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r071-smll-167814397800268
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 5.7K Feb 26 13:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Feb 26 13:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 13:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 13:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Feb 26 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 26 13:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Feb 26 13:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 9.1K 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 ClientsAndServers-PT-N0020P0-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678264353177

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=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0020P0
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 08:32:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-08 08:32:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 08:32:36] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2023-03-08 08:32:36] [INFO ] Transformed 25 places.
[2023-03-08 08:32:36] [INFO ] Transformed 18 transitions.
[2023-03-08 08:32:36] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 206 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 20 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2023-03-08 08:32:37] [INFO ] Computed 8 place invariants in 7 ms
[2023-03-08 08:32:37] [INFO ] Implicit Places using invariants in 210 ms returned []
[2023-03-08 08:32:37] [INFO ] Invariant cache hit.
[2023-03-08 08:32:37] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 366 ms to find 0 implicit places.
[2023-03-08 08:32:37] [INFO ] Invariant cache hit.
[2023-03-08 08:32:37] [INFO ] Dead Transitions using invariants and state equation in 85 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 473 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 24 out of 25 places after structural reductions.
[2023-03-08 08:32:37] [INFO ] Flatten gal took : 33 ms
[2023-03-08 08:32:37] [INFO ] Flatten gal took : 11 ms
[2023-03-08 08:32:37] [INFO ] Input system was already deterministic with 18 transitions.
Finished random walk after 1764 steps, including 1 resets, run visited all 18 properties in 82 ms. (steps per millisecond=21 )
Computed a total of 0 stabilizing places and 0 stable transitions
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(p0) U X(X(p1)))&&!F(p2))) U p3))))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 3 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2023-03-08 08:32:38] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-08 08:32:38] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-08 08:32:38] [INFO ] Invariant cache hit.
[2023-03-08 08:32:38] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
[2023-03-08 08:32:38] [INFO ] Invariant cache hit.
[2023-03-08 08:32:38] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 193 ms. Remains : 22/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 1147 ms :[(NOT p3), (NOT p3), (NOT p3), (OR (NOT p3) (NOT p1) p2), true, p2, (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p3), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={0} source=3 dest: 3}, { cond=p2, acceptance={0} source=3 dest: 4}, { cond=(AND p3 (NOT p2)), acceptance={0} source=3 dest: 5}, { cond=(NOT p2), acceptance={0} source=3 dest: 6}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=p2, acceptance={} source=5 dest: 4}, { cond=(NOT p2), acceptance={} source=5 dest: 5}], [{ cond=(NOT p0), acceptance={} source=6 dest: 7}, { cond=p0, acceptance={} source=6 dest: 8}], [{ cond=(NOT p1), acceptance={} source=7 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=8 dest: 7}, { cond=(AND p0 (NOT p1)), acceptance={0} source=8 dest: 8}]], initial=0, aps=[p3:(AND (GEQ s11 1) (GEQ s17 1)), p2:(AND (GEQ s3 1) (GEQ s14 1)), p0:(GEQ s6 1), p1:(GEQ s9 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, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 9 steps with 0 reset in 4 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-00 finished in 1467 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)&&F(p1)&&F(G(p2)))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 21 transition count 14
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 17 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 12 place count 17 transition count 12
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 24 place count 11 transition count 8
Applied a total of 24 rules in 16 ms. Remains 11 /25 variables (removed 14) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 11 cols
[2023-03-08 08:32:39] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-08 08:32:40] [INFO ] Implicit Places using invariants in 72 ms returned [8, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 77 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/25 places, 8/18 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 9 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 3 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-08 08:32:40] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-08 08:32:40] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-08 08:32:40] [INFO ] Invariant cache hit.
[2023-03-08 08:32:40] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 187 ms. Remains : 8/25 places, 7/18 transitions.
Stuttering acceptance computed with spot in 236 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=p2, acceptance={} source=3 dest: 3}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LT s5 1), p1:(OR (LT s0 1) (LT s6 1)), p2:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Stuttering criterion allowed to conclude after 64814 steps with 0 reset in 361 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-01 finished in 809 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)))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 15 transition count 10
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 13 transition count 10
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 26 place count 10 transition count 7
Applied a total of 26 rules in 6 ms. Remains 10 /25 variables (removed 15) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2023-03-08 08:32:40] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 08:32:40] [INFO ] Implicit Places using invariants in 56 ms returned [7, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 58 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/25 places, 7/18 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 6 transition count 5
Applied a total of 4 rules in 2 ms. Remains 6 /8 variables (removed 2) and now considering 5/7 (removed 2) transitions.
// Phase 1: matrix 5 rows 6 cols
[2023-03-08 08:32:40] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-08 08:32:40] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-08 08:32:40] [INFO ] Invariant cache hit.
[2023-03-08 08:32:40] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/25 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 134 ms. Remains : 6/25 places, 5/18 transitions.
Stuttering acceptance computed with spot in 53 ms :[p0]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 5 reset in 221 ms.
Stack based approach found an accepted trace after 20 steps with 0 reset with depth 21 and stack size 21 in 1 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-02 finished in 431 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(p0)||(X(!p1) U ((!p2&&X(!p1))||X(G(!p1))))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2023-03-08 08:32:41] [INFO ] Computed 5 place invariants in 8 ms
[2023-03-08 08:32:41] [INFO ] Implicit Places using invariants in 66 ms returned []
[2023-03-08 08:32:41] [INFO ] Invariant cache hit.
[2023-03-08 08:32:41] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
[2023-03-08 08:32:41] [INFO ] Invariant cache hit.
[2023-03-08 08:32:41] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 227 ms. Remains : 22/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 335 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(AND p0 p2 (NOT p1)), acceptance={} source=0 dest: 0}, { cond=(AND p0 p2 p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) p2 p1), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p2) p1), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={1} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0, 1} source=0 dest: 1}], [{ cond=(AND p0 p2 p1), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p0) p2 p1), acceptance={0, 1} source=1 dest: 0}, { cond=(AND p0 (NOT p2) p1), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0, 1} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(AND (GEQ s7 1) (GEQ s20 1)), p2:(AND (GEQ s2 1) (GEQ s14 1)), p1:(GEQ s9 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 521 ms.
Product exploration explored 100000 steps with 33333 reset in 393 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) p2 p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p0) (NOT p2) (NOT p1))
Knowledge based reduction with 17 factoid took 731 ms. Reduced automaton from 3 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-03 finished in 2248 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(((p1 U p2)&&p0))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 21 transition count 14
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 17 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 12 place count 17 transition count 12
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 12 transition count 9
Applied a total of 22 rules in 7 ms. Remains 12 /25 variables (removed 13) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 12 cols
[2023-03-08 08:32:43] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 08:32:43] [INFO ] Implicit Places using invariants in 41 ms returned [7, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 42 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/25 places, 9/18 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 7
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 8 transition count 7
Applied a total of 4 rules in 14 ms. Remains 8 /10 variables (removed 2) and now considering 7/9 (removed 2) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-08 08:32:43] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-08 08:32:43] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-08 08:32:43] [INFO ] Invariant cache hit.
[2023-03-08 08:32:43] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 141 ms. Remains : 8/25 places, 7/18 transitions.
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(OR (AND p2 p0) (AND p0 p1)), acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p2) (NOT p1)) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) p0 p1), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p2:(GEQ s2 1), p0:(AND (GEQ s7 1) (GEQ s6 1)), p1:(GEQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1262 reset in 224 ms.
Stack based approach found an accepted trace after 40 steps with 1 reset with depth 19 and stack size 19 in 0 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-04 finished in 535 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 U ((!p0&&G(!p1)) U (G((!p0&&G(!p1)))||(!p0&&G(!p1)&&X(F(p2))))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 08:32:43] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 08:32:44] [INFO ] Implicit Places using invariants in 33 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 214 ms :[(OR p0 p1), true, (OR p1 p0), (OR (NOT p2) p1), (OR p1 (AND p0 (NOT p2))), p1]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 4}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}], [{ cond=p1, acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) p2), acceptance={0} source=3 dest: 5}], [{ cond=p1, acceptance={} source=4 dest: 1}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p1) p2), acceptance={} source=4 dest: 5}], [{ cond=p1, acceptance={} source=5 dest: 1}, { cond=(NOT p1), acceptance={} source=5 dest: 5}]], initial=2, aps=[p0:(GEQ s6 1), p1:(AND (GEQ s5 1) (GEQ s14 1)), p2:(LT s15 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, 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 21 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-05 finished in 273 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((G(p1)&&X(X(G(!p0)))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 18
Applied a total of 2 rules in 1 ms. Remains 23 /25 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2023-03-08 08:32:44] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-08 08:32:44] [INFO ] Implicit Places using invariants in 40 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44 ms. Remains : 22/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 334 ms :[true, true, (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, true]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 4}, { cond=(NOT p0), acceptance={} source=0 dest: 5}], [{ cond=(AND p0 p1), acceptance={} source=1 dest: 2}, { cond=(OR (NOT p0) (NOT p1)), acceptance={} source=1 dest: 6}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}, { cond=(OR p0 (NOT p1)), acceptance={} source=2 dest: 6}], [{ cond=p1, acceptance={} source=3 dest: 2}, { cond=(NOT p1), acceptance={} source=3 dest: 6}], [{ cond=p1, acceptance={} source=4 dest: 3}, { cond=(NOT p1), acceptance={} source=4 dest: 6}], [{ cond=(AND (NOT p0) p1), acceptance={} source=5 dest: 1}, { cond=(AND p0 p1), acceptance={} source=5 dest: 3}, { cond=(NOT p1), acceptance={} source=5 dest: 6}], [{ cond=true, acceptance={0} source=6 dest: 6}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s19 1)), p1:(AND (GEQ s1 1) (GEQ s17 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-06 finished in 396 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 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 3 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2023-03-08 08:32:44] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-08 08:32:44] [INFO ] Implicit Places using invariants in 64 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 67 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 72 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s18 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 1085 reset in 259 ms.
Product exploration explored 100000 steps with 1113 reset in 310 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 115 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Finished random walk after 1146 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=382 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 129 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 08:32:45] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 08:32:45] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-08 08:32:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:45] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-08 08:32:45] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-08 08:32:45] [INFO ] Added : 15 causal constraints over 3 iterations in 56 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 21 transition count 9
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 12 transition count 9
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 18 place count 12 transition count 6
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 24 place count 9 transition count 6
Applied a total of 24 rules in 4 ms. Remains 9 /21 variables (removed 12) and now considering 6/18 (removed 12) transitions.
// Phase 1: matrix 6 rows 9 cols
[2023-03-08 08:32:45] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 08:32:45] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-08 08:32:45] [INFO ] Invariant cache hit.
[2023-03-08 08:32:45] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2023-03-08 08:32:46] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 08:32:46] [INFO ] Invariant cache hit.
[2023-03-08 08:32:46] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/21 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 93 ms. Remains : 9/21 places, 6/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Finished random walk after 823 steps, including 2 resets, run visited all 1 properties in 2 ms. (steps per millisecond=411 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 120 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
[2023-03-08 08:32:46] [INFO ] Invariant cache hit.
[2023-03-08 08:32:46] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:46] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-08 08:32:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:32:46] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:46] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-08 08:32:46] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-08 08:32:46] [INFO ] Added : 3 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 126 ms :[(NOT p0)]
Product exploration explored 100000 steps with 7415 reset in 294 ms.
Product exploration explored 100000 steps with 7439 reset in 187 ms.
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-08 08:32:47] [INFO ] Invariant cache hit.
[2023-03-08 08:32:47] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-08 08:32:47] [INFO ] Invariant cache hit.
[2023-03-08 08:32:47] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
[2023-03-08 08:32:47] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 08:32:47] [INFO ] Invariant cache hit.
[2023-03-08 08:32:47] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 169 ms. Remains : 9/9 places, 6/6 transitions.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-07 finished in 2682 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 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 2 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 08:32:47] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 08:32:47] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-08 08:32:47] [INFO ] Invariant cache hit.
[2023-03-08 08:32:47] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2023-03-08 08:32:47] [INFO ] Invariant cache hit.
[2023-03-08 08:32:47] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 133 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 66 ms :[p0, p0]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s14 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 57 ms.
Product exploration explored 100000 steps with 50000 reset in 63 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT p0))
Knowledge based reduction with 3 factoid took 59 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-08 finished in 407 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 U p1)&&G(p0))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 21 transition count 16
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 19 transition count 14
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 12 place count 17 transition count 14
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 12 place count 17 transition count 11
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 18 place count 14 transition count 11
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 22 place count 12 transition count 9
Applied a total of 22 rules in 6 ms. Remains 12 /25 variables (removed 13) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 12 cols
[2023-03-08 08:32:47] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 08:32:47] [INFO ] Implicit Places using invariants in 28 ms returned [8, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 30 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/25 places, 9/18 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 7
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 8 transition count 7
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 8 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 7 transition count 6
Applied a total of 6 rules in 2 ms. Remains 7 /10 variables (removed 3) and now considering 6/9 (removed 3) transitions.
// Phase 1: matrix 6 rows 7 cols
[2023-03-08 08:32:47] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-08 08:32:47] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-08 08:32:47] [INFO ] Invariant cache hit.
[2023-03-08 08:32:47] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 104 ms. Remains : 7/25 places, 6/18 transitions.
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s2 1) (GEQ s5 1)), p1:(LT s6 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 162 reset in 149 ms.
Stack based approach found an accepted trace after 129 steps with 0 reset with depth 130 and stack size 127 in 1 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-10 finished in 427 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)))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 15 transition count 10
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 13 transition count 10
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 28 place count 9 transition count 6
Applied a total of 28 rules in 11 ms. Remains 9 /25 variables (removed 16) and now considering 6/18 (removed 12) transitions.
// Phase 1: matrix 6 rows 9 cols
[2023-03-08 08:32:48] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 08:32:48] [INFO ] Implicit Places using invariants in 38 ms returned [6, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/25 places, 6/18 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 4
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 5 transition count 4
Applied a total of 4 rules in 3 ms. Remains 5 /7 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 5 cols
[2023-03-08 08:32:48] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-08 08:32:48] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-08 08:32:48] [INFO ] Invariant cache hit.
[2023-03-08 08:32:48] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/25 places, 4/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 126 ms. Remains : 5/25 places, 4/18 transitions.
Stuttering acceptance computed with spot in 103 ms :[p0, p0]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 11849 reset in 86 ms.
Product exploration explored 100000 steps with 12283 reset in 176 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 174 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[p0, p0]
Finished random walk after 42 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=21 )
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 196 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[p0, p0]
Stuttering acceptance computed with spot in 98 ms :[p0, p0]
[2023-03-08 08:32:49] [INFO ] Invariant cache hit.
[2023-03-08 08:32:49] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:49] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-08 08:32:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:32:49] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 08:32:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:49] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-08 08:32:49] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-08 08:32:49] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5/5 places, 4/4 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-08 08:32:49] [INFO ] Invariant cache hit.
[2023-03-08 08:32:49] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-08 08:32:49] [INFO ] Invariant cache hit.
[2023-03-08 08:32:49] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-08 08:32:49] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 08:32:49] [INFO ] Invariant cache hit.
[2023-03-08 08:32:49] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 109 ms. Remains : 5/5 places, 4/4 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 175 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 100 ms :[p0, p0]
Finished random walk after 42 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=21 )
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 196 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[p0, p0]
Stuttering acceptance computed with spot in 96 ms :[p0, p0]
[2023-03-08 08:32:50] [INFO ] Invariant cache hit.
[2023-03-08 08:32:50] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 08:32:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:50] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-08 08:32:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:32:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 08:32:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:50] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-08 08:32:50] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-08 08:32:50] [INFO ] Added : 2 causal constraints over 1 iterations in 16 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 102 ms :[p0, p0]
Product exploration explored 100000 steps with 12392 reset in 92 ms.
Product exploration explored 100000 steps with 12748 reset in 162 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5/5 places, 4/4 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-08 08:32:50] [INFO ] Invariant cache hit.
[2023-03-08 08:32:50] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-08 08:32:50] [INFO ] Invariant cache hit.
[2023-03-08 08:32:50] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-08 08:32:50] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 08:32:50] [INFO ] Invariant cache hit.
[2023-03-08 08:32:50] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 115 ms. Remains : 5/5 places, 4/4 transitions.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-11 finished in 2734 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)||X(F((F(p1)&&(p0||X(p1)))))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 08:32:50] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 08:32:50] [INFO ] Implicit Places using invariants in 35 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 245 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=0 dest: 4}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}]], initial=1, aps=[p0:(GEQ s9 1), p1:(GEQ s10 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, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1737 reset in 149 ms.
Product exploration explored 100000 steps with 1662 reset in 180 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 507 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (NOT p1), (NOT p1)]
Finished random walk after 2004 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=400 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 7 factoid took 413 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 146 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (NOT p1), (NOT p1)]
// Phase 1: matrix 18 rows 20 cols
[2023-03-08 08:32:52] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-08 08:32:52] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-08 08:32:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:52] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-08 08:32:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:32:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:53] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-08 08:32:53] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-08 08:32:53] [INFO ] Added : 11 causal constraints over 3 iterations in 26 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 1 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-03-08 08:32:53] [INFO ] Invariant cache hit.
[2023-03-08 08:32:53] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-08 08:32:53] [INFO ] Invariant cache hit.
[2023-03-08 08:32:53] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-08 08:32:53] [INFO ] Invariant cache hit.
[2023-03-08 08:32:53] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 129 ms. Remains : 20/20 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 123 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(NOT p1), (NOT p1), (NOT p1)]
Finished random walk after 1636 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=409 )
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 2 factoid took 150 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2023-03-08 08:32:53] [INFO ] Invariant cache hit.
[2023-03-08 08:32:54] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:54] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-08 08:32:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:32:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:54] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2023-03-08 08:32:54] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-08 08:32:54] [INFO ] Added : 11 causal constraints over 3 iterations in 27 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 148 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 1695 reset in 146 ms.
Product exploration explored 100000 steps with 1689 reset in 175 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 151 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 20 transition count 18
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 7 place count 20 transition count 18
Deduced a syphon composed of 11 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 20 transition count 18
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 15 place count 16 transition count 14
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 19 place count 16 transition count 14
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 21 place count 16 transition count 14
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 22 place count 15 transition count 13
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 15 transition count 13
Deduced a syphon composed of 8 places in 1 ms
Applied a total of 23 rules in 14 ms. Remains 15 /20 variables (removed 5) and now considering 13/18 (removed 5) transitions.
[2023-03-08 08:32:55] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 13 rows 15 cols
[2023-03-08 08:32:55] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-08 08:32:55] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/20 places, 13/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61 ms. Remains : 15/20 places, 13/18 transitions.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 20 cols
[2023-03-08 08:32:55] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-08 08:32:55] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-08 08:32:55] [INFO ] Invariant cache hit.
[2023-03-08 08:32:55] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2023-03-08 08:32:55] [INFO ] Invariant cache hit.
[2023-03-08 08:32:55] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 139 ms. Remains : 20/20 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-12 finished in 4373 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((G(p1)||p0))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 08:32:55] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 08:32:55] [INFO ] Implicit Places using invariants in 37 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 7 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 49 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 163 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(GEQ s17 1), p0:(OR (GEQ s17 1) (AND (GEQ s8 1) (GEQ s14 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-14 finished in 234 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)))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 21 transition count 11
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 18 place count 14 transition count 11
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 18 place count 14 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 13 transition count 10
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 26 place count 10 transition count 7
Applied a total of 26 rules in 6 ms. Remains 10 /25 variables (removed 15) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2023-03-08 08:32:55] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 08:32:55] [INFO ] Implicit Places using invariants in 38 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 39 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/25 places, 7/18 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 9 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 7 transition count 5
Applied a total of 4 rules in 1 ms. Remains 7 /9 variables (removed 2) and now considering 5/7 (removed 2) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-08 08:32:55] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-08 08:32:55] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-08 08:32:55] [INFO ] Invariant cache hit.
[2023-03-08 08:32:55] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/25 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 115 ms. Remains : 7/25 places, 5/18 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 10 reset in 112 ms.
Stack based approach found an accepted trace after 22 steps with 0 reset with depth 23 and stack size 23 in 0 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-15 finished in 343 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)))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0020P0-LTLFireability-07
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 13 place count 17 transition count 13
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 13 place count 17 transition count 10
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 19 place count 14 transition count 10
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 23 place count 12 transition count 8
Applied a total of 23 rules in 6 ms. Remains 12 /25 variables (removed 13) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2023-03-08 08:32:56] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-08 08:32:56] [INFO ] Implicit Places using invariants in 40 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 11/25 places, 8/18 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 11 transition count 6
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 9 transition count 6
Applied a total of 4 rules in 2 ms. Remains 9 /11 variables (removed 2) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 9 cols
[2023-03-08 08:32:56] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 08:32:56] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-08 08:32:56] [INFO ] Invariant cache hit.
[2023-03-08 08:32:56] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 9/25 places, 6/18 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 127 ms. Remains : 9/25 places, 6/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s2 1) (GEQ s7 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 7418 reset in 119 ms.
Product exploration explored 100000 steps with 7391 reset in 147 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 236 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Finished random walk after 452 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=226 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 177 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
[2023-03-08 08:32:57] [INFO ] Invariant cache hit.
[2023-03-08 08:32:57] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-08 08:32:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:57] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-08 08:32:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:32:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:57] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-03-08 08:32:57] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-08 08:32:57] [INFO ] Added : 3 causal constraints over 1 iterations in 14 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-08 08:32:57] [INFO ] Invariant cache hit.
[2023-03-08 08:32:57] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-08 08:32:57] [INFO ] Invariant cache hit.
[2023-03-08 08:32:57] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2023-03-08 08:32:57] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 08:32:57] [INFO ] Invariant cache hit.
[2023-03-08 08:32:57] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 131 ms. Remains : 9/9 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 151 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Finished random walk after 452 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=226 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 177 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
[2023-03-08 08:32:57] [INFO ] Invariant cache hit.
[2023-03-08 08:32:57] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:57] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-08 08:32:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:32:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-08 08:32:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:32:57] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-03-08 08:32:57] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-08 08:32:57] [INFO ] Added : 3 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 58 ms :[(NOT p0)]
Product exploration explored 100000 steps with 7517 reset in 122 ms.
Product exploration explored 100000 steps with 7485 reset in 142 ms.
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-08 08:32:58] [INFO ] Invariant cache hit.
[2023-03-08 08:32:58] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-08 08:32:58] [INFO ] Invariant cache hit.
[2023-03-08 08:32:58] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2023-03-08 08:32:58] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 08:32:58] [INFO ] Invariant cache hit.
[2023-03-08 08:32:58] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 115 ms. Remains : 9/9 places, 6/6 transitions.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-07 finished in 2541 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)))'
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)||X(F((F(p1)&&(p0||X(p1)))))))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0020P0-LTLFireability-12
Stuttering acceptance computed with spot in 258 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 15 transition count 10
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 13 transition count 10
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 26 place count 10 transition count 7
Applied a total of 26 rules in 6 ms. Remains 10 /25 variables (removed 15) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2023-03-08 08:32:58] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 08:32:58] [INFO ] Implicit Places using invariants in 34 ms returned [7, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 8/25 places, 7/18 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 6
Applied a total of 2 rules in 3 ms. Remains 7 /8 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 7 cols
[2023-03-08 08:32:58] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-08 08:32:59] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-08 08:32:59] [INFO ] Invariant cache hit.
[2023-03-08 08:32:59] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 7/25 places, 6/18 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 105 ms. Remains : 7/25 places, 6/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=0 dest: 4}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}]], initial=1, aps=[p0:(GEQ s3 1), p1:(GEQ s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 10245 reset in 95 ms.
Product exploration explored 100000 steps with 10225 reset in 117 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 397 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(NOT p1), (NOT p1), (NOT p1)]
Finished random walk after 124 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=62 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 7 factoid took 414 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 161 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 155 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2023-03-08 08:33:00] [INFO ] Invariant cache hit.
[2023-03-08 08:33:00] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-08 08:33:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:33:00] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-08 08:33:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:33:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 08:33:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:33:00] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-08 08:33:00] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-08 08:33:00] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 1 out of 7 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-08 08:33:00] [INFO ] Invariant cache hit.
[2023-03-08 08:33:00] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-08 08:33:00] [INFO ] Invariant cache hit.
[2023-03-08 08:33:00] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-08 08:33:00] [INFO ] Invariant cache hit.
[2023-03-08 08:33:00] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 93 ms. Remains : 7/7 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 118 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (NOT p1), (NOT p1)]
Finished random walk after 124 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=124 )
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 2 factoid took 151 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 143 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2023-03-08 08:33:01] [INFO ] Invariant cache hit.
[2023-03-08 08:33:01] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 08:33:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:33:01] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-08 08:33:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:33:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 08:33:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:33:01] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-08 08:33:01] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-08 08:33:01] [INFO ] Added : 2 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 313 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 10262 reset in 92 ms.
Product exploration explored 100000 steps with 10156 reset in 117 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 151 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 7 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 3 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-08 08:33:02] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 7 cols
[2023-03-08 08:33:02] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-08 08:33:02] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/7 places, 6/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47 ms. Remains : 7/7 places, 6/6 transitions.
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 7 cols
[2023-03-08 08:33:02] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-08 08:33:02] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-08 08:33:02] [INFO ] Invariant cache hit.
[2023-03-08 08:33:02] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-03-08 08:33:02] [INFO ] Invariant cache hit.
[2023-03-08 08:33:02] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 98 ms. Remains : 7/7 places, 6/6 transitions.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-12 finished in 4037 ms.
[2023-03-08 08:33:02] [INFO ] Flatten gal took : 6 ms
[2023-03-08 08:33:02] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-08 08:33:02] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 18 transitions and 54 arcs took 1 ms.
Total runtime 26154 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT ClientsAndServers-PT-N0020P0
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/362
LTLFireability

FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678264384483

--------------------
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 LTLFireability -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/362/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/362/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/362/LTLFireability.xml
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 ClientsAndServers-PT-N0020P0-LTLFireability-07
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for ClientsAndServers-PT-N0020P0-LTLFireability-07
lola: result : false
lola: markings : 1001
lola: fired transitions : 1001
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 7 (type EXCL) for 6 ClientsAndServers-PT-N0020P0-LTLFireability-12
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: FINISHED task # 7 (type EXCL) for ClientsAndServers-PT-N0020P0-LTLFireability-12
lola: result : false
lola: markings : 1001
lola: fired transitions : 1001
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 4 (type EXCL) for 3 ClientsAndServers-PT-N0020P0-LTLFireability-11
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 4 (type EXCL) for ClientsAndServers-PT-N0020P0-LTLFireability-11
lola: result : false
lola: markings : 348388
lola: fired transitions : 514533
lola: time used : 1.000000
lola: memory pages used : 3
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
ClientsAndServers-PT-N0020P0-LTLFireability-07: LTL false LTL model checker
ClientsAndServers-PT-N0020P0-LTLFireability-11: LTL false LTL model checker
ClientsAndServers-PT-N0020P0-LTLFireability-12: LTL false LTL model checker


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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="ClientsAndServers-PT-N0020P0"
export BK_EXAMINATION="LTLFireability"
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 ClientsAndServers-PT-N0020P0, examination is LTLFireability"
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-167814397800268"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0020P0.tgz
mv ClientsAndServers-PT-N0020P0 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;