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.r487-tall-167912703400651.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is TokenRing-PT-005, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r487-tall-167912703400651
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.1M
-rw-r--r-- 1 mcc users 72K Feb 25 14:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 423K Feb 25 14:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 106K Feb 25 14:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 415K Feb 25 14:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 21K Feb 25 17:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 25 17:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 49K Feb 25 17:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 156K Feb 25 17:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 68K Feb 25 14:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 390K Feb 25 14:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 235K Feb 25 14:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 947K Feb 25 14:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.0K Feb 25 17:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 13K Feb 25 17:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 119K Mar 5 18:23 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 TokenRing-PT-005-LTLCardinality-00
FORMULA_NAME TokenRing-PT-005-LTLCardinality-01
FORMULA_NAME TokenRing-PT-005-LTLCardinality-02
FORMULA_NAME TokenRing-PT-005-LTLCardinality-03
FORMULA_NAME TokenRing-PT-005-LTLCardinality-04
FORMULA_NAME TokenRing-PT-005-LTLCardinality-05
FORMULA_NAME TokenRing-PT-005-LTLCardinality-06
FORMULA_NAME TokenRing-PT-005-LTLCardinality-07
FORMULA_NAME TokenRing-PT-005-LTLCardinality-08
FORMULA_NAME TokenRing-PT-005-LTLCardinality-09
FORMULA_NAME TokenRing-PT-005-LTLCardinality-10
FORMULA_NAME TokenRing-PT-005-LTLCardinality-11
FORMULA_NAME TokenRing-PT-005-LTLCardinality-12
FORMULA_NAME TokenRing-PT-005-LTLCardinality-13
FORMULA_NAME TokenRing-PT-005-LTLCardinality-14
FORMULA_NAME TokenRing-PT-005-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679211693018

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TokenRing-PT-005
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 07:41:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-19 07:41:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 07:41:34] [INFO ] Load time of PNML (sax parser for PT used): 45 ms
[2023-03-19 07:41:34] [INFO ] Transformed 36 places.
[2023-03-19 07:41:34] [INFO ] Transformed 156 transitions.
[2023-03-19 07:41:34] [INFO ] Found NUPN structural information;
[2023-03-19 07:41:34] [INFO ] Parsed PT model containing 36 places and 156 transitions and 624 arcs in 107 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Initial state reduction rules removed 2 formulas.
FORMULA TokenRing-PT-005-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 14 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 8 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
// Phase 1: matrix 156 rows 36 cols
[2023-03-19 07:41:34] [INFO ] Computed 6 place invariants in 12 ms
[2023-03-19 07:41:34] [INFO ] Implicit Places using invariants in 151 ms returned []
[2023-03-19 07:41:34] [INFO ] Invariant cache hit.
[2023-03-19 07:41:35] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:35] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 305 ms to find 0 implicit places.
[2023-03-19 07:41:35] [INFO ] Invariant cache hit.
[2023-03-19 07:41:35] [INFO ] Dead Transitions using invariants and state equation in 87 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 402 ms. Remains : 36/36 places, 156/156 transitions.
Support contains 14 out of 36 places after structural reductions.
[2023-03-19 07:41:35] [INFO ] Flatten gal took : 29 ms
[2023-03-19 07:41:35] [INFO ] Flatten gal took : 13 ms
[2023-03-19 07:41:35] [INFO ] Input system was already deterministic with 156 transitions.
Finished random walk after 35 steps, including 0 resets, run visited all 9 properties in 11 ms. (steps per millisecond=3 )
FORMULA TokenRing-PT-005-LTLCardinality-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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' '!(F(G(p0)))'
Support contains 2 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 8 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:35] [INFO ] Invariant cache hit.
[2023-03-19 07:41:35] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-19 07:41:35] [INFO ] Invariant cache hit.
[2023-03-19 07:41:35] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:35] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
[2023-03-19 07:41:35] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-19 07:41:35] [INFO ] Invariant cache hit.
[2023-03-19 07:41:35] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 244 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 1870 ms :[(NOT p0)]
Running random walk in product with property : TokenRing-PT-005-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s11 0) (EQ s34 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 0 reset in 221 ms.
Stack based approach found an accepted trace after 44 steps with 0 reset with depth 45 and stack size 45 in 7 ms.
FORMULA TokenRing-PT-005-LTLCardinality-08 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-PT-005-LTLCardinality-08 finished in 2393 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:37] [INFO ] Invariant cache hit.
[2023-03-19 07:41:37] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 07:41:37] [INFO ] Invariant cache hit.
[2023-03-19 07:41:38] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:38] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
[2023-03-19 07:41:38] [INFO ] Invariant cache hit.
[2023-03-19 07:41:38] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 217 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : TokenRing-PT-005-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s27 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 5887 reset in 165 ms.
Product exploration explored 100000 steps with 5885 reset in 141 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 122 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 26 ms :[(NOT p0)]
Finished random walk after 16 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=16 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 170 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 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
[2023-03-19 07:41:38] [INFO ] Invariant cache hit.
[2023-03-19 07:41:38] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:39] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-19 07:41:39] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:39] [INFO ] [Real]Added 130 Read/Feed constraints in 14 ms returned sat
[2023-03-19 07:41:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 07:41:39] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:39] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-19 07:41:39] [INFO ] [Nat]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:41:39] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-19 07:41:39] [INFO ] Added : 9 causal constraints over 3 iterations in 44 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:39] [INFO ] Invariant cache hit.
[2023-03-19 07:41:39] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-19 07:41:39] [INFO ] Invariant cache hit.
[2023-03-19 07:41:39] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:39] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
[2023-03-19 07:41:39] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-19 07:41:39] [INFO ] Invariant cache hit.
[2023-03-19 07:41:39] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 223 ms. Remains : 36/36 places, 156/156 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 119 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 32 ms :[(NOT p0)]
Finished random walk after 15 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=15 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 150 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 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
[2023-03-19 07:41:39] [INFO ] Invariant cache hit.
[2023-03-19 07:41:39] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:39] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:39] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:39] [INFO ] [Real]Added 130 Read/Feed constraints in 8 ms returned sat
[2023-03-19 07:41:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 07:41:39] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:39] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-19 07:41:39] [INFO ] [Nat]Added 130 Read/Feed constraints in 10 ms returned sat
[2023-03-19 07:41:40] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-19 07:41:40] [INFO ] Added : 9 causal constraints over 3 iterations in 42 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Product exploration explored 100000 steps with 5859 reset in 99 ms.
Product exploration explored 100000 steps with 5880 reset in 95 ms.
Support contains 1 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:40] [INFO ] Invariant cache hit.
[2023-03-19 07:41:40] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-19 07:41:40] [INFO ] Invariant cache hit.
[2023-03-19 07:41:40] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:40] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
[2023-03-19 07:41:40] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-19 07:41:40] [INFO ] Invariant cache hit.
[2023-03-19 07:41:40] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 211 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-PT-005-LTLCardinality-11 finished in 2609 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(X(F((F(p2)&&p1))))))'
Support contains 5 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:40] [INFO ] Invariant cache hit.
[2023-03-19 07:41:40] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-19 07:41:40] [INFO ] Invariant cache hit.
[2023-03-19 07:41:40] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:40] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
[2023-03-19 07:41:40] [INFO ] Invariant cache hit.
[2023-03-19 07:41:40] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 212 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 670 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : TokenRing-PT-005-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p2), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (EQ s34 0) (EQ s5 1)), p1:(AND (EQ s25 0) (EQ s19 1)), p2:(OR (EQ s25 0) (EQ s1 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 5218 reset in 105 ms.
Product exploration explored 100000 steps with 5258 reset in 105 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) p1 p2), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 4 factoid took 1856 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 208 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 07:41:43] [INFO ] Invariant cache hit.
[2023-03-19 07:41:43] [INFO ] After 21ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2))))), (G (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F (NOT p2)), (F p0), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 282 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
[2023-03-19 07:41:44] [INFO ] Invariant cache hit.
[2023-03-19 07:41:44] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:44] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:44] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:44] [INFO ] [Real]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:41:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 07:41:44] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:44] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:44] [INFO ] [Nat]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:41:44] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-19 07:41:44] [INFO ] Added : 12 causal constraints over 3 iterations in 51 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 36 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:44] [INFO ] Invariant cache hit.
[2023-03-19 07:41:44] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-19 07:41:44] [INFO ] Invariant cache hit.
[2023-03-19 07:41:44] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:44] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-19 07:41:44] [INFO ] Invariant cache hit.
[2023-03-19 07:41:44] [INFO ] Dead Transitions using invariants and state equation in 62 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 200 ms. Remains : 36/36 places, 156/156 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 : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 3 factoid took 258 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Finished random walk after 30 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=10 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F p0), (F (NOT p1))]
Knowledge based reduction with 3 factoid took 520 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
[2023-03-19 07:41:46] [INFO ] Invariant cache hit.
[2023-03-19 07:41:46] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:46] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:46] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:46] [INFO ] [Real]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:41:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 07:41:46] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:46] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-19 07:41:46] [INFO ] [Nat]Added 130 Read/Feed constraints in 8 ms returned sat
[2023-03-19 07:41:46] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-19 07:41:46] [INFO ] Added : 12 causal constraints over 3 iterations in 56 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 151 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 5169 reset in 92 ms.
Product exploration explored 100000 steps with 5214 reset in 104 ms.
Applying partial POR strategy [false, true, false, true]
Stuttering acceptance computed with spot in 160 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Support contains 4 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 10 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:50] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-19 07:41:50] [INFO ] Invariant cache hit.
[2023-03-19 07:41:50] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 96 ms. Remains : 36/36 places, 156/156 transitions.
Support contains 4 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:50] [INFO ] Invariant cache hit.
[2023-03-19 07:41:50] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-19 07:41:50] [INFO ] Invariant cache hit.
[2023-03-19 07:41:50] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:50] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
[2023-03-19 07:41:50] [INFO ] Invariant cache hit.
[2023-03-19 07:41:50] [INFO ] Dead Transitions using invariants and state equation in 65 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 189 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-PT-005-LTLCardinality-12 finished in 10032 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(p0)&&X(F(p1)))))'
Support contains 4 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:50] [INFO ] Invariant cache hit.
[2023-03-19 07:41:50] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 07:41:50] [INFO ] Invariant cache hit.
[2023-03-19 07:41:50] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:50] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
[2023-03-19 07:41:50] [INFO ] Invariant cache hit.
[2023-03-19 07:41:50] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 189 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 304 ms :[(NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : TokenRing-PT-005-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (EQ s15 0) (EQ s32 1)), p1:(AND (OR (EQ s15 0) (EQ s32 1)) (OR (EQ s14 0) (EQ s7 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][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 101 ms.
Product exploration explored 100000 steps with 50000 reset in 97 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 p0 p1), (X p0), (X p1), (X (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 4 factoid took 226 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TokenRing-PT-005-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TokenRing-PT-005-LTLCardinality-13 finished in 941 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 3 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 11 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:51] [INFO ] Invariant cache hit.
[2023-03-19 07:41:51] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 07:41:51] [INFO ] Invariant cache hit.
[2023-03-19 07:41:51] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:51] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
[2023-03-19 07:41:51] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-19 07:41:51] [INFO ] Invariant cache hit.
[2023-03-19 07:41:51] [INFO ] Dead Transitions using invariants and state equation in 70 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 216 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 463 ms :[(NOT p0)]
Running random walk in product with property : TokenRing-PT-005-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s7 0) (AND (EQ s33 0) (EQ s16 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 0 reset in 80 ms.
Stack based approach found an accepted trace after 41 steps with 0 reset with depth 42 and stack size 42 in 0 ms.
FORMULA TokenRing-PT-005-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-PT-005-LTLCardinality-14 finished in 788 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 : TokenRing-PT-005-LTLCardinality-11
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 36 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 9 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:52] [INFO ] Invariant cache hit.
[2023-03-19 07:41:52] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-19 07:41:52] [INFO ] Invariant cache hit.
[2023-03-19 07:41:52] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:52] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
[2023-03-19 07:41:52] [INFO ] Invariant cache hit.
[2023-03-19 07:41:52] [INFO ] Dead Transitions using invariants and state equation in 64 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 220 ms. Remains : 36/36 places, 156/156 transitions.
Running random walk in product with property : TokenRing-PT-005-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s27 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 5877 reset in 82 ms.
Product exploration explored 100000 steps with 5877 reset in 88 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 123 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 34 ms :[(NOT p0)]
Finished random walk after 15 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=3 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 115 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 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2023-03-19 07:41:53] [INFO ] Invariant cache hit.
[2023-03-19 07:41:53] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2023-03-19 07:41:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:53] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:53] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:53] [INFO ] [Real]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:41:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 07:41:53] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:53] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-19 07:41:53] [INFO ] [Nat]Added 130 Read/Feed constraints in 11 ms returned sat
[2023-03-19 07:41:53] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 8 ms.
[2023-03-19 07:41:53] [INFO ] Added : 9 causal constraints over 3 iterations in 37 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 7 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:53] [INFO ] Invariant cache hit.
[2023-03-19 07:41:53] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 07:41:53] [INFO ] Invariant cache hit.
[2023-03-19 07:41:53] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:53] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
[2023-03-19 07:41:53] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-19 07:41:53] [INFO ] Invariant cache hit.
[2023-03-19 07:41:53] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 221 ms. Remains : 36/36 places, 156/156 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 91 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 39 ms :[(NOT p0)]
Finished random walk after 16 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=8 )
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 41 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2023-03-19 07:41:54] [INFO ] Invariant cache hit.
[2023-03-19 07:41:54] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:54] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:54] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:54] [INFO ] [Real]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:41:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 07:41:54] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:54] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:54] [INFO ] [Nat]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:41:54] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 10 ms.
[2023-03-19 07:41:54] [INFO ] Added : 9 causal constraints over 3 iterations in 44 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Product exploration explored 100000 steps with 5881 reset in 92 ms.
Product exploration explored 100000 steps with 5885 reset in 93 ms.
Support contains 1 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 4 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:54] [INFO ] Invariant cache hit.
[2023-03-19 07:41:54] [INFO ] Implicit Places using invariants in 49 ms returned []
[2023-03-19 07:41:54] [INFO ] Invariant cache hit.
[2023-03-19 07:41:54] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:54] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
[2023-03-19 07:41:54] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-19 07:41:54] [INFO ] Invariant cache hit.
[2023-03-19 07:41:54] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 222 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-PT-005-LTLCardinality-11 finished in 2475 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(X(F((F(p2)&&p1))))))'
Found a Shortening insensitive property : TokenRing-PT-005-LTLCardinality-12
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2)]
Support contains 5 out of 36 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 7 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:55] [INFO ] Invariant cache hit.
[2023-03-19 07:41:55] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-19 07:41:55] [INFO ] Invariant cache hit.
[2023-03-19 07:41:55] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:55] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
[2023-03-19 07:41:55] [INFO ] Invariant cache hit.
[2023-03-19 07:41:55] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 207 ms. Remains : 36/36 places, 156/156 transitions.
Running random walk in product with property : TokenRing-PT-005-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p2), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (EQ s34 0) (EQ s5 1)), p1:(AND (EQ s25 0) (EQ s19 1)), p2:(OR (EQ s25 0) (EQ s1 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, 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 5240 reset in 83 ms.
Product exploration explored 100000 steps with 5217 reset in 90 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) p1 p2), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 4 factoid took 234 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 216 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 07:41:55] [INFO ] Invariant cache hit.
[2023-03-19 07:41:55] [INFO ] After 17ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2))))), (G (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F (NOT p2)), (F p0), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 324 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 223 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
[2023-03-19 07:41:56] [INFO ] Invariant cache hit.
[2023-03-19 07:41:56] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:56] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:56] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:56] [INFO ] [Real]Added 130 Read/Feed constraints in 13 ms returned sat
[2023-03-19 07:41:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 07:41:56] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:41:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 07:41:56] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:41:56] [INFO ] [Nat]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:41:56] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-19 07:41:56] [INFO ] Added : 12 causal constraints over 3 iterations in 45 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 36 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:41:56] [INFO ] Invariant cache hit.
[2023-03-19 07:41:56] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-19 07:41:56] [INFO ] Invariant cache hit.
[2023-03-19 07:41:56] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:41:57] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
[2023-03-19 07:41:57] [INFO ] Invariant cache hit.
[2023-03-19 07:41:57] [INFO ] Dead Transitions using invariants and state equation in 57 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 178 ms. Remains : 36/36 places, 156/156 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 : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 3 factoid took 3257 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 784 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Finished random walk after 27 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=13 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F p0), (F (NOT p1))]
Knowledge based reduction with 3 factoid took 180 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
[2023-03-19 07:42:01] [INFO ] Invariant cache hit.
[2023-03-19 07:42:01] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:42:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 07:42:01] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-19 07:42:01] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:42:01] [INFO ] [Real]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:42:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 07:42:01] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-19 07:42:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 07:42:01] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-19 07:42:01] [INFO ] [Nat]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-19 07:42:01] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-19 07:42:01] [INFO ] Added : 12 causal constraints over 3 iterations in 43 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 4921 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 5171 reset in 88 ms.
Product exploration explored 100000 steps with 5139 reset in 90 ms.
Applying partial POR strategy [false, true, false, true]
Stuttering acceptance computed with spot in 604 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Support contains 4 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 10 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:42:07] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 07:42:07] [INFO ] Invariant cache hit.
[2023-03-19 07:42:07] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 89 ms. Remains : 36/36 places, 156/156 transitions.
Support contains 4 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-19 07:42:07] [INFO ] Invariant cache hit.
[2023-03-19 07:42:07] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-19 07:42:07] [INFO ] Invariant cache hit.
[2023-03-19 07:42:07] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-19 07:42:07] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
[2023-03-19 07:42:07] [INFO ] Invariant cache hit.
[2023-03-19 07:42:07] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 190 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-PT-005-LTLCardinality-12 finished in 13150 ms.
[2023-03-19 07:42:07] [INFO ] Flatten gal took : 8 ms
[2023-03-19 07:42:07] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-03-19 07:42:07] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 36 places, 156 transitions and 624 arcs took 2 ms.
Total runtime 33418 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT TokenRing-PT-005
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLCardinality

FORMULA TokenRing-PT-005-LTLCardinality-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TokenRing-PT-005-LTLCardinality-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679211748022

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLCardinality.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:535
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 1.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 TokenRing-PT-005-LTLCardinality-11
lola: time limit : 1199 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for TokenRing-PT-005-LTLCardinality-11
lola: result : true
lola: markings : 139
lola: fired transitions : 337
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 10 (type EXCL) for 3 TokenRing-PT-005-LTLCardinality-12
lola: time limit : 1799 sec
lola: memory limit: 32 pages
lola: FINISHED task # 10 (type EXCL) for TokenRing-PT-005-LTLCardinality-12
lola: result : false
lola: markings : 150
lola: fired transitions : 348
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 8 (type EXCL) for 3 TokenRing-PT-005-LTLCardinality-12
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: FINISHED task # 8 (type EXCL) for TokenRing-PT-005-LTLCardinality-12
lola: result : true
lola: markings : 110
lola: fired transitions : 227
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
TokenRing-PT-005-LTLCardinality-11: LTL true LTL model checker
TokenRing-PT-005-LTLCardinality-12: CONJ true CONJ


Time elapsed: 1 secs. Pages in use: 1

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="TokenRing-PT-005"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is TokenRing-PT-005, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r487-tall-167912703400651"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-PT-005.tgz
mv TokenRing-PT-005 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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