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.r169-tall-167838856200644.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 ltsminxred
Input is FunctionPointer-PT-a064, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838856200644
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 7.2K Feb 25 11:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 25 11:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 11:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 11:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 11:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Feb 25 11:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 25 11:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 25 11:55 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-a064-LTLFireability-00
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-01
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-02
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-03
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-04
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-05
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-06
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-07
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-08
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-09
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-10
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-11
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-12
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-13
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-14
FORMULA_NAME FunctionPointer-PT-a064-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678599900519

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=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-a064
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 05:45:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 05:45:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 05:45:02] [INFO ] Load time of PNML (sax parser for PT used): 37 ms
[2023-03-12 05:45:02] [INFO ] Transformed 40 places.
[2023-03-12 05:45:02] [INFO ] Transformed 70 transitions.
[2023-03-12 05:45:02] [INFO ] Parsed PT model containing 40 places and 70 transitions and 284 arcs in 111 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 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-a064-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a064-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a064-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 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 15 ms. Remains 31 /34 variables (removed 3) and now considering 66/66 (removed 0) transitions.
[2023-03-12 05:45:02] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2023-03-12 05:45:02] [INFO ] Computed 2 place invariants in 8 ms
[2023-03-12 05:45:02] [INFO ] Implicit Places using invariants in 124 ms returned []
[2023-03-12 05:45:02] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:02] [INFO ] Invariant cache hit.
[2023-03-12 05:45:02] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:02] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 210 ms to find 0 implicit places.
[2023-03-12 05:45:02] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:02] [INFO ] Invariant cache hit.
[2023-03-12 05:45:02] [INFO ] Dead Transitions using invariants and state equation in 58 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 285 ms. Remains : 31/34 places, 66/66 transitions.
Support contains 18 out of 31 places after structural reductions.
[2023-03-12 05:45:02] [INFO ] Flatten gal took : 23 ms
[2023-03-12 05:45:02] [INFO ] Flatten gal took : 10 ms
[2023-03-12 05:45:03] [INFO ] Input system was already deterministic with 66 transitions.
Incomplete random walk after 10000 steps, including 25 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 23) seen :22
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-12 05:45:03] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:03] [INFO ] Invariant cache hit.
[2023-03-12 05:45:03] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-12 05:45:03] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 05:45:03] [INFO ] After 64ms 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.
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(G(p1))&&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 5 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-12 05:45:03] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2023-03-12 05:45:03] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 05:45:03] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-12 05:45:03] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:03] [INFO ] Invariant cache hit.
[2023-03-12 05:45:03] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:03] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 145 ms to find 0 implicit places.
[2023-03-12 05:45:03] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:03] [INFO ] Invariant cache hit.
[2023-03-12 05:45:03] [INFO ] Dead Transitions using invariants and state equation in 64 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 215 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s20 1)), p1:(AND (GEQ s1 1) (GEQ s20 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-00 finished in 586 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 17 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2023-03-12 05:45:04] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 05:45:04] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:04] [INFO ] Invariant cache hit.
[2023-03-12 05:45:04] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:04] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
[2023-03-12 05:45:04] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:04] [INFO ] Invariant cache hit.
[2023-03-12 05:45:04] [INFO ] Dead Transitions using invariants and state equation in 52 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 194 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-02 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 s0 1) (GEQ s24 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 316 steps with 0 reset in 12 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-02 finished in 250 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)||F((p2||X(p3))))))'
Support contains 7 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.
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2023-03-12 05:45:04] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 05:45:04] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:04] [INFO ] Invariant cache hit.
[2023-03-12 05:45:04] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:04] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:04] [INFO ] Invariant cache hit.
[2023-03-12 05:45:04] [INFO ] Dead Transitions using invariants and state equation in 50 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 140 ms. Remains : 31/31 places, 66/66 transitions.
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3))]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) (NOT p3)), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0 (NOT p2) (NOT p3)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s14 1)), p0:(AND (GEQ s3 1) (GEQ s8 1)), p2:(AND (GEQ s0 1) (GEQ s26 1)), p3:(AND (GEQ s0 1) (GEQ s15 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 268 steps with 4 reset in 2 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-03 finished in 329 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.
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2023-03-12 05:45:04] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 05:45:04] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:04] [INFO ] Invariant cache hit.
[2023-03-12 05:45:04] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:04] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:04] [INFO ] Invariant cache hit.
[2023-03-12 05:45:04] [INFO ] Dead Transitions using invariants and state equation in 58 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 170 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-04 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 s3 1) (GEQ s13 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-a064-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-04 finished in 276 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 3 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.
[2023-03-12 05:45:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2023-03-12 05:45:04] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-12 05:45:05] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:05] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 124 ms. Remains : 31/31 places, 66/66 transitions.
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-05 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:(OR (AND (GEQ s0 1) (GEQ s16 1)) (AND (GEQ s0 1) (GEQ s21 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-a064-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-05 finished in 225 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||X(p1)))))'
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.
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2023-03-12 05:45:05] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-12 05:45:05] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:05] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [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 141 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 p1), acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=1, aps=[p0:(AND (GEQ s1 1) (GEQ s22 1)), p1:(AND (GEQ s0 1) (GEQ s24 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-06 finished in 225 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0)||X(F(p1))))'
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 3 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:05] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] Dead Transitions using invariants and state equation in 35 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 106 ms :[(NOT p1), (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(AND (GEQ s1 1) (GEQ s24 1)), p0:(AND (GEQ s0 1) (GEQ s25 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]]
Stuttering criterion allowed to conclude after 1324 steps with 19 reset in 10 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-07 finished in 260 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&&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 6 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:05] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
[2023-03-12 05:45:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:05] [INFO ] Invariant cache hit.
[2023-03-12 05:45:05] [INFO ] Dead Transitions using invariants and state equation in 42 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 181 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 139 ms :[p1, (OR (NOT p0) p1), (OR (NOT p0) p1), true]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(AND (GEQ s1 1) (GEQ s14 1)), p0:(OR (LT s1 1) (LT s19 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, null][false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 186 ms.
Product exploration explored 100000 steps with 33333 reset in 141 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 p1) p0), (X p0), true, (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT p1)))
Knowledge based reduction with 4 factoid took 92 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-a064-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-a064-LTLFireability-08 finished in 754 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(G(p0))&&F(p1))))'
Support contains 6 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 12 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2023-03-12 05:45:06] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2023-03-12 05:45:06] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-12 05:45:06] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-12 05:45:06] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:06] [INFO ] Invariant cache hit.
[2023-03-12 05:45:06] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:06] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-12 05:45:06] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 05:45:06] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:06] [INFO ] Invariant cache hit.
[2023-03-12 05:45:06] [INFO ] Dead Transitions using invariants and state equation in 46 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 144 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s22 1)), p1:(OR (AND (GEQ s1 1) (GEQ s19 1)) (LT s4 1) (LT s27 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 1497 reset in 243 ms.
Product exploration explored 100000 steps with 1473 reset in 205 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 p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 192 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 103 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Finished random walk after 2547 steps, including 6 resets, run visited all 2 properties in 8 ms. (steps per millisecond=318 )
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 218 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 117 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 60/60 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2023-03-12 05:45:07] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:07] [INFO ] Invariant cache hit.
[2023-03-12 05:45:07] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-12 05:45:07] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:07] [INFO ] Invariant cache hit.
[2023-03-12 05:45:07] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:07] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2023-03-12 05:45:08] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 05:45:08] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:08] [INFO ] Invariant cache hit.
[2023-03-12 05:45:08] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 138 ms. Remains : 30/30 places, 60/60 transitions.
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 p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 186 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Finished random walk after 5113 steps, including 13 resets, run visited all 2 properties in 21 ms. (steps per millisecond=243 )
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 342 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 1484 reset in 151 ms.
Product exploration explored 100000 steps with 1497 reset in 181 ms.
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 60/60 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:09] [INFO ] Invariant cache hit.
[2023-03-12 05:45:09] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:09] [INFO ] Invariant cache hit.
[2023-03-12 05:45:09] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:09] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2023-03-12 05:45:09] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:09] [INFO ] Invariant cache hit.
[2023-03-12 05:45:09] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 118 ms. Remains : 30/30 places, 60/60 transitions.
Treatment of property FunctionPointer-PT-a064-LTLFireability-09 finished in 3143 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 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 5 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:09] [INFO ] Invariant cache hit.
[2023-03-12 05:45:09] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:09] [INFO ] Invariant cache hit.
[2023-03-12 05:45:09] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:09] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
[2023-03-12 05:45:09] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:09] [INFO ] Invariant cache hit.
[2023-03-12 05:45:09] [INFO ] Dead Transitions using invariants and state equation in 38 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 149 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s27 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 41 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-10 finished in 234 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)&&G((X(p0)&&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 2 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2023-03-12 05:45:09] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-12 05:45:09] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:09] [INFO ] Invariant cache hit.
[2023-03-12 05:45:09] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:09] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-03-12 05:45:09] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2023-03-12 05:45:09] [INFO ] Invariant cache hit.
[2023-03-12 05:45:09] [INFO ] Dead Transitions using invariants and state equation in 35 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 198 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), true, (OR (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND p0 p2), acceptance={} source=0 dest: 0}, { cond=(OR (NOT p0) (NOT p2)), acceptance={} source=0 dest: 3}], [{ cond=(AND p1 p2), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p1) p0 p2), acceptance={} source=1 dest: 2}, { cond=(OR (AND (NOT p1) (NOT p0)) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(AND p1 p0 p2), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p1) p0 p2), acceptance={0} source=2 dest: 2}, { cond=(OR (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=4, aps=[p0:(AND (GEQ s0 1) (GEQ s6 1)), p2:(AND (GEQ s2 1) (GEQ s8 1)), p1:(AND (GEQ s0 1) (GEQ s13 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 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-11 finished in 324 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 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 9 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2023-03-12 05:45:10] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2023-03-12 05:45:10] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-12 05:45:10] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-12 05:45:10] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:10] [INFO ] Invariant cache hit.
[2023-03-12 05:45:10] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:10] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-12 05:45:10] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 05:45:10] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2023-03-12 05:45:10] [INFO ] Invariant cache hit.
[2023-03-12 05:45:10] [INFO ] Dead Transitions using invariants and state equation in 35 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 139 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s9 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 73 steps with 7 reset in 0 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-14 finished in 223 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&&(p1||X(F(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.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2023-03-12 05:45:10] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2023-03-12 05:45:10] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-12 05:45:10] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-12 05:45:10] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:10] [INFO ] Invariant cache hit.
[2023-03-12 05:45:10] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-12 05:45:10] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-12 05:45:10] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2023-03-12 05:45:10] [INFO ] Invariant cache hit.
[2023-03-12 05:45:10] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 115 ms. Remains : 31/31 places, 66/66 transitions.
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p2), true, (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : FunctionPointer-PT-a064-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 0}]], initial=3, aps=[p0:(OR (AND (GEQ s0 1) (GEQ s15 1)) (AND (GEQ s2 1) (GEQ s8 1))), p1:(AND (GEQ s2 1) (GEQ s8 1)), p2:(OR (LT s0 1) (LT s21 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a064-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a064-LTLFireability-15 finished in 253 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(G(p0))&&F(p1))))'
[2023-03-12 05:45:10] [INFO ] Flatten gal took : 11 ms
[2023-03-12 05:45:10] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 4 ms.
[2023-03-12 05:45:10] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 31 places, 66 transitions and 264 arcs took 1 ms.
Total runtime 8536 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1014/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : FunctionPointer-PT-a064-LTLFireability-09

BK_STOP 1678599911932

--------------------
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
mcc2023
ltl formula name FunctionPointer-PT-a064-LTLFireability-09
ltl formula formula --ltl=/tmp/1014/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 31 places, 66 transitions and 264 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.010 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1014/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1014/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1014/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1014/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:

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-a064"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is FunctionPointer-PT-a064, 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 r169-tall-167838856200644"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-a064.tgz
mv FunctionPointer-PT-a064 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 ;