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.r167-tall-167838853400636.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 FunctionPointer-PT-a032, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r167-tall-167838853400636
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 5.5K Feb 25 11:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Feb 25 11:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 11:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 30K Feb 25 11:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Feb 25 11:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 25 11:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Feb 25 11:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 34K 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 FunctionPointer-PT-a032-LTLFireability-00
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-01
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-02
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-03
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-04
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-05
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-06
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-07
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-08
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-09
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-10
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-11
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-12
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-13
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-14
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678496982921

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=FunctionPointer-PT-a032
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 01:09:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-11 01:09:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 01:09:44] [INFO ] Load time of PNML (sax parser for PT used): 35 ms
[2023-03-11 01:09:44] [INFO ] Transformed 40 places.
[2023-03-11 01:09:44] [INFO ] Transformed 70 transitions.
[2023-03-11 01:09:44] [INFO ] Parsed PT model containing 40 places and 70 transitions and 284 arcs in 89 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 4 transitions.
FORMULA FunctionPointer-PT-a032-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a032-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a032-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 66/66 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 31 transition count 66
Applied a total of 3 rules in 9 ms. Remains 31 /34 variables (removed 3) and now considering 66/66 (removed 0) transitions.
[2023-03-11 01:09:44] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2023-03-11 01:09:44] [INFO ] Computed 2 place invariants in 6 ms
[2023-03-11 01:09:44] [INFO ] Implicit Places using invariants in 323 ms returned []
[2023-03-11 01:09:44] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-11 01:09:44] [INFO ] Invariant cache hit.
[2023-03-11 01:09:44] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:44] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 397 ms to find 0 implicit places.
[2023-03-11 01:09:44] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-11 01:09:44] [INFO ] Invariant cache hit.
[2023-03-11 01:09:44] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 31/34 places, 66/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 454 ms. Remains : 31/34 places, 66/66 transitions.
Support contains 23 out of 31 places after structural reductions.
[2023-03-11 01:09:45] [INFO ] Flatten gal took : 20 ms
[2023-03-11 01:09:45] [INFO ] Flatten gal took : 9 ms
[2023-03-11 01:09:45] [INFO ] Input system was already deterministic with 66 transitions.
Incomplete random walk after 10000 steps, including 29 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 20) seen :19
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-11 01:09:45] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-11 01:09:45] [INFO ] Invariant cache hit.
[2023-03-11 01:09:45] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-11 01:09:45] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-11 01:09:45] [INFO ] After 71ms 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 1 ms.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 3 stabilizing places and 8 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((F(p0)&&(!p1 U (G(!p1)||(!p1&&G(!p2)))))))'
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 4 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:45] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2023-03-11 01:09:45] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-11 01:09:45] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-11 01:09:45] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:45] [INFO ] Invariant cache hit.
[2023-03-11 01:09:45] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:45] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-11 01:09:45] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:45] [INFO ] Invariant cache hit.
[2023-03-11 01:09:45] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 126 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 368 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), true, (NOT p0), p1, (AND p1 p2), p2]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND p2 (NOT p1)), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=1 dest: 5}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND p2 p1), acceptance={} source=5 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 6}], [{ cond=p2, acceptance={} source=6 dest: 2}, { cond=(NOT p2), acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(AND (GEQ s0 1) (GEQ s25 1)), p0:(OR (LT s1 1) (LT s6 1)), p2:(AND (GEQ s1 1) (GEQ s29 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, 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 1116 steps with 29 reset in 15 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-00 finished in 585 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:46] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:46] [INFO ] Invariant cache hit.
[2023-03-11 01:09:46] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-11 01:09:46] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:46] [INFO ] Invariant cache hit.
[2023-03-11 01:09:46] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:46] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2023-03-11 01:09:46] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:46] [INFO ] Invariant cache hit.
[2023-03-11 01:09:46] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 140 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 73 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s0 1) (GEQ s16 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-01 finished in 227 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 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 10 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:46] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:46] [INFO ] Invariant cache hit.
[2023-03-11 01:09:46] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-11 01:09:46] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:46] [INFO ] Invariant cache hit.
[2023-03-11 01:09:46] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:46] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2023-03-11 01:09:46] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:46] [INFO ] Invariant cache hit.
[2023-03-11 01:09:46] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 151 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 181 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s19 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 201 ms.
Product exploration explored 100000 steps with 50000 reset in 126 ms.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 68 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-a032-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-a032-LTLFireability-02 finished in 740 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2023-03-11 01:09:47] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-11 01:09:47] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-11 01:09:47] [INFO ] Invariant cache hit.
[2023-03-11 01:09:47] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:47] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-11 01:09:47] [INFO ] Invariant cache hit.
[2023-03-11 01:09:47] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 139 ms. Remains : 31/31 places, 66/66 transitions.
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s1 1) (GEQ s16 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-03 finished in 245 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((G(!p0) U X(X(!p1)))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 5 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2023-03-11 01:09:47] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-11 01:09:47] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:47] [INFO ] Invariant cache hit.
[2023-03-11 01:09:47] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:47] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:47] [INFO ] Invariant cache hit.
[2023-03-11 01:09:47] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 121 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 270 ms :[p1, p1, p1, p1, true, p1, p0]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 3}, { cond=(NOT p0), acceptance={} source=2 dest: 5}], [{ cond=p1, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND p0 p1), acceptance={0} source=5 dest: 4}, { cond=(AND (NOT p0) p1), acceptance={0} source=5 dest: 5}, { cond=(AND (NOT p0) p1), acceptance={0} source=5 dest: 6}], [{ cond=p0, acceptance={} source=6 dest: 4}, { cond=(NOT p0), acceptance={} source=6 dest: 6}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s19 1)), p1:(AND (GEQ s0 1) (GEQ s8 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][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 34 steps with 7 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-05 finished in 410 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)&&X(G(p1)))))'
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 5 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:47] [INFO ] Invariant cache hit.
[2023-03-11 01:09:47] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:47] [INFO ] Invariant cache hit.
[2023-03-11 01:09:47] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:47] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2023-03-11 01:09:47] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:47] [INFO ] Invariant cache hit.
[2023-03-11 01:09:47] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 110 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 141 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND p0 p1), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=4, aps=[p1:(AND (OR (LT s4 1) (LT s17 1)) (OR (LT s0 1) (LT s9 1))), p0:(AND (GEQ s0 1) (GEQ s16 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][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-06 finished in 266 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(((!p0&&F((X(!p1)&&G(p2))))||G((F(G(p2))&&F(!p1)))))))))'
Support contains 7 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 7 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:48] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 108 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 371 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (NOT p2), p1, p1, (NOT p2), (AND p1 p2)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p2), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=3 dest: 5}, { cond=p1, acceptance={} source=3 dest: 6}, { cond=(AND p2 (NOT p0)), acceptance={} source=3 dest: 7}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=3 dest: 8}], [{ cond=p2, acceptance={} source=4 dest: 4}, { cond=(NOT p2), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 5}, { cond=p1, acceptance={} source=5 dest: 6}, { cond=p2, acceptance={} source=5 dest: 7}, { cond=(AND p2 (NOT p1)), acceptance={} source=5 dest: 8}], [{ cond=p1, acceptance={0} source=6 dest: 6}], [{ cond=(NOT p2), acceptance={} source=7 dest: 4}, { cond=(NOT p2), acceptance={} source=7 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={} source=7 dest: 6}, { cond=p2, acceptance={} source=7 dest: 7}], [{ cond=(AND p2 p1), acceptance={} source=8 dest: 6}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s24 1)), p2:(OR (AND (GEQ s1 1) (GEQ s12 1)) (AND (GEQ s3 1) (GEQ s13 1))), p1:(AND (GEQ s0 1) (GEQ s29 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 85 steps with 2 reset in 1 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-07 finished in 505 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:48] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 123 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 83 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (OR (LT s4 1) (LT s18 1)) (OR (LT s0 1) (LT s20 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 31 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-08 finished in 216 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' '!((p0 U G((G(!p1)||F((p2 U (p3||G(p2))))))))'
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 13 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:48] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-03-11 01:09:48] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 01:09:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:48] [INFO ] Invariant cache hit.
[2023-03-11 01:09:48] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 126 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 217 ms :[(AND p1 (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2)), (AND (NOT p3) (NOT p2) p1), (AND (NOT p3) (NOT p2) p1), (AND p1 (NOT p2) (NOT p3)), (AND p1 (NOT p2) (NOT p3))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(AND p1 (NOT p3) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 3}, { cond=(AND (NOT p1) (NOT p3) p0), acceptance={} source=0 dest: 4}, { cond=(AND p1 (NOT p3) p0), acceptance={} source=0 dest: 5}], [{ cond=(AND (NOT p3) p2), acceptance={0, 2} source=1 dest: 1}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0, 1, 2} source=1 dest: 1}], [{ cond=(AND p1 (NOT p3)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p3)), acceptance={} source=2 dest: 2}], [{ cond=(AND p1 (NOT p3)), acceptance={} source=3 dest: 1}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=(AND p1 (NOT p3) (NOT p0)), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p1) (NOT p3) (NOT p0)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p1) (NOT p3) p2 p0), acceptance={2} source=4 dest: 4}, { cond=(AND (NOT p1) (NOT p3) (NOT p2) p0), acceptance={1, 2} source=4 dest: 4}, { cond=(AND p1 (NOT p3) p2 p0), acceptance={0, 2} source=4 dest: 5}, { cond=(AND p1 (NOT p3) (NOT p2) p0), acceptance={0, 1, 2} source=4 dest: 5}], [{ cond=(AND p1 (NOT p3) (NOT p0)), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p1) (NOT p3) (NOT p0)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) (NOT p3) p2 p0), acceptance={2} source=5 dest: 4}, { cond=(AND (NOT p1) (NOT p3) (NOT p2) p0), acceptance={1, 2} source=5 dest: 4}, { cond=(AND (NOT p1) (NOT p3) p2 p0), acceptance={0} source=5 dest: 5}, { cond=(AND (NOT p1) (NOT p3) (NOT p2) p0), acceptance={0, 1} source=5 dest: 5}, { cond=(AND p1 (NOT p3) p2 p0), acceptance={0, 2} source=5 dest: 5}, { cond=(AND p1 (NOT p3) (NOT p2) p0), acceptance={0, 1, 2} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s21 1)), p1:(AND (GEQ s1 1) (GEQ s19 1)), p3:(AND (OR (LT s0 1) (LT s19 1)) (NOT (AND (GEQ s0 1) (GEQ s29 1)))), p2:(OR (LT s0 1) ...], nbAcceptance=3, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Product exploration explored 100000 steps with 1319 reset in 219 ms.
Product exploration explored 100000 steps with 1294 reset in 185 ms.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p3 p2), (X (NOT (AND (NOT p3) p2))), (X (NOT (AND p1 (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p3) p2 p0))), (X (NOT (AND p1 (NOT p3) p2 p0))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0))), (X (NOT (AND p1 (NOT p3) p0))), (X (NOT (AND (NOT p1) (NOT p3) p0))), (X (NOT (AND p1 (NOT p3) (NOT p2) p0))), (X (NOT (AND p1 (NOT p3)))), (X (NOT p0)), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X (NOT (AND p1 (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p2 p0)))), (X (X (NOT (AND p1 (NOT p3) p2 p0)))), (X (X (NOT (AND p1 (NOT p3))))), true, (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0)))), (X (X (NOT (AND p1 (NOT p3) p0)))), (X (X (NOT (AND (NOT p1) (NOT p3) p0)))), (X (X (NOT (AND p1 (NOT p3) (NOT p2) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 27 factoid took 1122 ms. Reduced automaton from 6 states, 25 edges and 4 AP (stutter insensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p2) (NOT p3) p1), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3) p1)]
Incomplete random walk after 10000 steps, including 23 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-11 01:09:50] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:50] [INFO ] Invariant cache hit.
[2023-03-11 01:09:50] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-11 01:09:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-11 01:09:50] [INFO ] After 35ms 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) (NOT p1) p3 p2), (X (NOT (AND (NOT p3) p2))), (X (NOT (AND p1 (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p3) p2 p0))), (X (NOT (AND p1 (NOT p3) p2 p0))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0))), (X (NOT (AND p1 (NOT p3) p0))), (X (NOT (AND (NOT p1) (NOT p3) p0))), (X (NOT (AND p1 (NOT p3) (NOT p2) p0))), (X (NOT (AND p1 (NOT p3)))), (X (NOT p0)), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X (NOT (AND p1 (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p2 p0)))), (X (X (NOT (AND p1 (NOT p3) p2 p0)))), (X (X (NOT (AND p1 (NOT p3))))), true, (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0)))), (X (X (NOT (AND p1 (NOT p3) p0)))), (X (X (NOT (AND (NOT p1) (NOT p3) p0)))), (X (X (NOT (AND p1 (NOT p3) (NOT p2) p0)))), (X (X (NOT p0))), (G (NOT (AND (NOT p3) p1)))]
False Knowledge obtained : [(F (AND p2 (NOT p3))), (F (AND (NOT p2) (NOT p3)))]
Property proved to be true thanks to knowledge :(G (NOT (AND (NOT p3) p1)))
Knowledge based reduction with 28 factoid took 895 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-a032-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-a032-LTLFireability-10 finished in 2976 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:51] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:51] [INFO ] Invariant cache hit.
[2023-03-11 01:09:51] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-11 01:09:51] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:51] [INFO ] Invariant cache hit.
[2023-03-11 01:09:51] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:51] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2023-03-11 01:09:51] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:51] [INFO ] Invariant cache hit.
[2023-03-11 01:09:51] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 124 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s4 1) (GEQ s17 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-11 finished in 202 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 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 30 transition count 60
Applied a total of 6 rules in 7 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2023-03-11 01:09:51] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2023-03-11 01:09:51] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-11 01:09:51] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-11 01:09:51] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-11 01:09:51] [INFO ] Invariant cache hit.
[2023-03-11 01:09:51] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:51] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2023-03-11 01:09:51] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 01:09:51] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-11 01:09:51] [INFO ] Invariant cache hit.
[2023-03-11 01:09:52] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 116 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-12 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 (GEQ s4 1) (GEQ s27 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 64 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-12 finished in 166 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||F(p1))))'
Support contains 6 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 62
Applied a total of 4 rules in 4 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-11 01:09:52] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2023-03-11 01:09:52] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-11 01:09:52] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-11 01:09:52] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:52] [INFO ] Invariant cache hit.
[2023-03-11 01:09:52] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:52] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-03-11 01:09:52] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-11 01:09:52] [INFO ] Invariant cache hit.
[2023-03-11 01:09:52] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 100 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(OR (LT s1 1) (LT s14 1)), p0:(AND (OR (LT s4 1) (LT s17 1)) (OR (LT s5 1) (LT 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, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 92 ms.
Product exploration explored 100000 steps with 50000 reset in 85 ms.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 6 factoid took 96 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-a032-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-a032-LTLFireability-14 finished in 500 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 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 31 transition count 64
Applied a total of 2 rules in 8 ms. Remains 31 /31 variables (removed 0) and now considering 64/66 (removed 2) transitions.
[2023-03-11 01:09:52] [INFO ] Flow matrix only has 45 transitions (discarded 19 similar events)
// Phase 1: matrix 45 rows 31 cols
[2023-03-11 01:09:52] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-11 01:09:52] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-11 01:09:52] [INFO ] Flow matrix only has 45 transitions (discarded 19 similar events)
[2023-03-11 01:09:52] [INFO ] Invariant cache hit.
[2023-03-11 01:09:52] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 01:09:52] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-11 01:09:52] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 01:09:52] [INFO ] Flow matrix only has 45 transitions (discarded 19 similar events)
[2023-03-11 01:09:52] [INFO ] Invariant cache hit.
[2023-03-11 01:09:52] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 31/31 places, 64/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 124 ms. Remains : 31/31 places, 64/66 transitions.
Stuttering acceptance computed with spot in 28 ms :[p0]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ 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 1335 reset in 137 ms.
Stack based approach found an accepted trace after 1099 steps with 22 reset with depth 43 and stack size 42 in 3 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-15 finished in 303 ms.
All properties solved by simple procedures.
Total runtime 8638 ms.
ITS solved all properties within timeout

BK_STOP 1678496993882

--------------------
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

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="FunctionPointer-PT-a032"
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 FunctionPointer-PT-a032, 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 r167-tall-167838853400636"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-a032.tgz
mv FunctionPointer-PT-a032 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 ;