About the Execution of LTSMin+red for SmallOperatingSystem-PT-MT4096DC1024
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 582.979 | 25924.00 | 46278.00 | 676.50 | FFFFFFFF?FFFTFFF | normal |
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.r457-smll-167912648900123.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is SmallOperatingSystem-PT-MT4096DC1024, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r457-smll-167912648900123
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 8.8K Feb 25 12:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 25 12:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Feb 25 12:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 25 12:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.7K Feb 25 17:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 17:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Feb 25 12:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 74K Feb 25 12:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 25 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Feb 25 12:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Feb 25 17:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 13 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 8.1K Mar 5 18:23 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-00
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-01
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-02
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-03
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-04
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-05
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-06
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-07
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-08
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-09
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-10
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-11
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-12
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-13
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-14
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1679286655710
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=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmallOperatingSystem-PT-MT4096DC1024
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 04:30:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-20 04:30:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 04:30:58] [INFO ] Load time of PNML (sax parser for PT used): 33 ms
[2023-03-20 04:30:58] [INFO ] Transformed 9 places.
[2023-03-20 04:30:58] [INFO ] Transformed 8 transitions.
[2023-03-20 04:30:58] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 131 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 12 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-20 04:30:58] [INFO ] Computed 4 place invariants in 7 ms
[2023-03-20 04:30:58] [INFO ] Implicit Places using invariants in 150 ms returned []
[2023-03-20 04:30:58] [INFO ] Invariant cache hit.
[2023-03-20 04:30:59] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 233 ms to find 0 implicit places.
[2023-03-20 04:30:59] [INFO ] Invariant cache hit.
[2023-03-20 04:30:59] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 292 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2023-03-20 04:30:59] [INFO ] Flatten gal took : 21 ms
[2023-03-20 04:30:59] [INFO ] Flatten gal took : 5 ms
[2023-03-20 04:30:59] [INFO ] Input system was already deterministic with 8 transitions.
Incomplete random walk after 10261 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=250 ) properties (out of 27) seen :15
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 277 ms. (steps per millisecond=36 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 190 ms. (steps per millisecond=52 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 11) seen :0
Running SMT prover for 11 properties.
[2023-03-20 04:31:00] [INFO ] Invariant cache hit.
[2023-03-20 04:31:00] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-20 04:31:00] [INFO ] After 95ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-20 04:31:01] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-20 04:31:01] [INFO ] After 28ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :10
[2023-03-20 04:31:01] [INFO ] After 60ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :10
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-20 04:31:01] [INFO ] After 163ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :10
Fused 11 Parikh solutions to 10 different solutions.
Finished Parikh walk after 2711 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=903 )
Parikh walk visited 10 properties in 1338 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0 U (p1||G(p0))))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 9 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-20 04:31:02] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 04:31:03] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-20 04:31:03] [INFO ] Invariant cache hit.
[2023-03-20 04:31:03] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-20 04:31:03] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:31:03] [INFO ] Invariant cache hit.
[2023-03-20 04:31:03] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 107 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GT 1 s3) (LEQ 3 s5)), p0:(LEQ 3 s5)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1 reset in 346 ms.
Stack based approach found an accepted trace after 82009 steps with 0 reset with depth 82010 and stack size 11467 in 243 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-00 finished in 1010 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0)) U p1))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 5 transition count 6
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 5 transition count 6
Applied a total of 6 rules in 7 ms. Remains 5 /9 variables (removed 4) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 5 cols
[2023-03-20 04:31:03] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-20 04:31:03] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 04:31:03] [INFO ] Invariant cache hit.
[2023-03-20 04:31:03] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-20 04:31:03] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-20 04:31:04] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:31:04] [INFO ] Invariant cache hit.
[2023-03-20 04:31:04] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/9 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 108 ms. Remains : 5/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(GT 3 s0), p0:(LEQ s0 s1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-01 finished in 243 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 7 transition count 6
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 2 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Iterating post reduction 2 with 3 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 7 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-20 04:31:04] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-20 04:31:04] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-20 04:31:04] [INFO ] Invariant cache hit.
[2023-03-20 04:31:04] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-20 04:31:04] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:31:04] [INFO ] Invariant cache hit.
[2023-03-20 04:31:04] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 5/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 91 ms. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-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:(GT 3 s1)], 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 134 steps with 0 reset in 3 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-02 finished in 147 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(F(p1))&&!p0)||!p2)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-20 04:31:04] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:31:04] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-20 04:31:04] [INFO ] Invariant cache hit.
[2023-03-20 04:31:04] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-20 04:31:04] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:31:04] [INFO ] Invariant cache hit.
[2023-03-20 04:31:04] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 106 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 145 ms :[(OR (NOT p2) (AND (NOT p0) p1)), true, p1]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=(AND p0 p2), acceptance={} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p2), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=p1, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GT 1 s3), p2:(GT 3 s4), p1:(LEQ 2 s2)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 156 ms.
Stack based approach found an accepted trace after 21 steps with 0 reset with depth 22 and stack size 22 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-03 finished in 424 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0))&&F(p1)))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 4 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-20 04:31:04] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-20 04:31:04] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-20 04:31:04] [INFO ] Invariant cache hit.
[2023-03-20 04:31:04] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-20 04:31:04] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:31:04] [INFO ] Invariant cache hit.
[2023-03-20 04:31:04] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 5/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 93 ms. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 176 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=(NOT p1), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 2 s2), p1:(LEQ 1 s3)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-04 finished in 286 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 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-20 04:31:05] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:31:05] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-20 04:31:05] [INFO ] Invariant cache hit.
[2023-03-20 04:31:05] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-20 04:31:05] [INFO ] Invariant cache hit.
[2023-03-20 04:31:05] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 94 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 92 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-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:(GT 3 s1)], 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 SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-05 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' '!(((G(p0)||G(p1)) U (p2&&F(p3))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-20 04:31:05] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 04:31:05] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-20 04:31:05] [INFO ] Invariant cache hit.
[2023-03-20 04:31:05] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-20 04:31:05] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:31:05] [INFO ] Invariant cache hit.
[2023-03-20 04:31:05] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 92 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 224 ms :[(OR (NOT p2) (NOT p3)), true, (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p3)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p2) p0) (AND (NOT p2) p1)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p2) p0 (NOT p1)), acceptance={0} source=0 dest: 2}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={0} source=0 dest: 3}, { cond=(AND (NOT p2) p0 p1), acceptance={0} source=0 dest: 4}, { cond=(AND p2 (NOT p3)), acceptance={0} source=0 dest: 5}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 1}, { cond=p1, acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=4 dest: 3}, { cond=(AND p0 p1), acceptance={} source=4 dest: 4}], [{ cond=(NOT p3), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p2:(LEQ s4 s5), p0:(LEQ 2 s2), p1:(LEQ s7 s3), p3:(LEQ 2 s4)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Product exploration explored 100000 steps with 2246 reset in 111 ms.
Stack based approach found an accepted trace after 9 steps with 0 reset with depth 10 and stack size 10 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-06 finished in 454 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)) U p1))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 3 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2023-03-20 04:31:05] [INFO ] Invariant cache hit.
[2023-03-20 04:31:05] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-20 04:31:05] [INFO ] Invariant cache hit.
[2023-03-20 04:31:05] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2023-03-20 04:31:05] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:31:05] [INFO ] Invariant cache hit.
[2023-03-20 04:31:05] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 99 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 132 ms :[(NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(NOT p1), acceptance={0} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(GT s7 s5), p0:(LEQ s3 s1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 97 ms.
Product exploration explored 100000 steps with 0 reset in 143 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (X p0)), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 8 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 122 ms :[(NOT p1), (NOT p0), (NOT p0)]
Incomplete random walk after 10252 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1708 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 04:31:06] [INFO ] Invariant cache hit.
[2023-03-20 04:31:06] [INFO ] After 28ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 04:31:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-20 04:31:06] [INFO ] After 7ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 04:31:06] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-20 04:31:06] [INFO ] After 54ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 11262 steps, including 0 resets, run visited all 1 properties in 36 ms. (steps per millisecond=312 )
Parikh walk visited 1 properties in 36 ms.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (X p0)), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT p0)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 8 factoid took 411 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 113 ms :[(NOT p1), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p0), (NOT p0)]
[2023-03-20 04:31:07] [INFO ] Invariant cache hit.
[2023-03-20 04:31:07] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned unsat
Proved EG (NOT p1)
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (X p0)), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT p0)), (F (AND (NOT p0) (NOT p1))), (G (NOT p1))]
Property proved to be false thanks to negative knowledge :(G (NOT p1))
Knowledge based reduction with 8 factoid took 208 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-07 FALSE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-07 finished in 2010 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 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 0 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2023-03-20 04:31:07] [INFO ] Invariant cache hit.
[2023-03-20 04:31:07] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-20 04:31:07] [INFO ] Invariant cache hit.
[2023-03-20 04:31:07] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-03-20 04:31:07] [INFO ] Invariant cache hit.
[2023-03-20 04:31:07] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 104 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 94 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-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:(LEQ s2 s1)], 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]]
Product exploration explored 100000 steps with 0 reset in 97 ms.
Product exploration explored 100000 steps with 0 reset in 147 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 156 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10252 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3417 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Finished probabilistic random walk after 51961 steps, run visited all 1 properties in 96 ms. (steps per millisecond=541 )
Probabilistic random walk after 51961 steps, saw 28805 distinct states, run finished after 96 ms. (steps per millisecond=541 ) properties seen :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 202 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 102 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 85 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-20 04:31:08] [INFO ] Invariant cache hit.
[2023-03-20 04:31:08] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-20 04:31:08] [INFO ] Invariant cache hit.
[2023-03-20 04:31:08] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-20 04:31:08] [INFO ] Invariant cache hit.
[2023-03-20 04:31:08] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 92 ms. Remains : 8/8 places, 8/8 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 162 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 85 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10254 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3418 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :0
Finished probabilistic random walk after 51961 steps, run visited all 1 properties in 81 ms. (steps per millisecond=641 )
Probabilistic random walk after 51961 steps, saw 28805 distinct states, run finished after 81 ms. (steps per millisecond=641 ) properties seen :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 276 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 96 ms.
Product exploration explored 100000 steps with 0 reset in 135 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 5 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-20 04:31:10] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2023-03-20 04:31:10] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:31:10] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/8 places, 8/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 43 ms. Remains : 8/8 places, 8/8 transitions.
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-20 04:31:10] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 04:31:10] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-20 04:31:10] [INFO ] Invariant cache hit.
[2023-03-20 04:31:10] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2023-03-20 04:31:10] [INFO ] Invariant cache hit.
[2023-03-20 04:31:10] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 99 ms. Remains : 8/8 places, 8/8 transitions.
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-08 finished in 2925 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&&G(F((p1||(F(G(p2)) U !p2))))))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2023-03-20 04:31:10] [INFO ] Invariant cache hit.
[2023-03-20 04:31:10] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 04:31:10] [INFO ] Invariant cache hit.
[2023-03-20 04:31:10] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-20 04:31:10] [INFO ] Invariant cache hit.
[2023-03-20 04:31:10] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 206 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (OR (NOT p0) (AND (NOT p1) p2)), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p2), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p1) p2), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(LEQ s4 s2), p2:(GT 1 s5), p0:(LEQ 2 s7)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 5 reset in 94 ms.
Product exploration explored 100000 steps with 1 reset in 142 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (NOT p0)), (X (NOT (AND (NOT p1) p2))), true, (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 283 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p0)]
Incomplete random walk after 10254 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=5127 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 04:31:11] [INFO ] Invariant cache hit.
[2023-03-20 04:31:11] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 04:31:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-20 04:31:11] [INFO ] After 6ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 04:31:11] [INFO ] After 11ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-20 04:31:11] [INFO ] After 46ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 6280 steps, including 0 resets, run visited all 1 properties in 9 ms. (steps per millisecond=697 )
Parikh walk visited 1 properties in 9 ms.
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (NOT p0)), (X (NOT (AND (NOT p1) p2))), true, (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (AND (NOT p1) p2)), (F p0)]
Knowledge based reduction with 5 factoid took 314 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 178 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p0)]
Stuttering acceptance computed with spot in 159 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p0)]
[2023-03-20 04:31:12] [INFO ] Invariant cache hit.
Proved EG (NOT p0)
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (NOT p0)), (X (NOT (AND (NOT p1) p2))), true, (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (AND (NOT p1) p2)), (F p0), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 5 factoid took 200 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-10 FALSE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-10 finished in 1988 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(p1)))||X((p2&&(!p2 U p1))))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 1 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-20 04:31:12] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 04:31:12] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-20 04:31:12] [INFO ] Invariant cache hit.
[2023-03-20 04:31:12] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-20 04:31:12] [INFO ] Invariant cache hit.
[2023-03-20 04:31:12] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 84 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 221 ms :[(NOT p1), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=(AND p0 (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 4}], [{ cond=(OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), acceptance={} source=1 dest: 0}, { cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 0}, { cond=(NOT p0), acceptance={} source=3 dest: 1}], [{ cond=p0, acceptance={0} source=4 dest: 0}, { cond=(NOT p0), acceptance={0} source=4 dest: 4}]], initial=2, aps=[p0:(GT 2 s0), p1:(LEQ 1 s4), p2:(LEQ s5 s6)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 91 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-11 finished in 415 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 (G(!p0)||X(F(!p1)))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
[2023-03-20 04:31:13] [INFO ] Invariant cache hit.
[2023-03-20 04:31:13] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 04:31:13] [INFO ] Invariant cache hit.
[2023-03-20 04:31:13] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-03-20 04:31:13] [INFO ] Invariant cache hit.
[2023-03-20 04:31:13] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 97 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 122 ms :[p1, (AND p1 p0), (AND p1 p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(GT 1 s5), p0:(GT 3 s4)], 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 69 ms.
Product exploration explored 100000 steps with 50000 reset in 84 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND p0 p1)))
Knowledge based reduction with 6 factoid took 116 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-12 finished in 508 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0)||X(F(p1))) U X(p2)))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
[2023-03-20 04:31:13] [INFO ] Invariant cache hit.
[2023-03-20 04:31:13] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-20 04:31:13] [INFO ] Invariant cache hit.
[2023-03-20 04:31:13] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-20 04:31:13] [INFO ] Invariant cache hit.
[2023-03-20 04:31:13] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 81 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 172 ms :[(NOT p2), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(NOT p2), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(GT 2 s1), p2:(AND (LEQ s1 s3) (LEQ 2 s1)), p1:(GT s4 s6)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 4650 reset in 261 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-14 finished in 536 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(p1)))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 0 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-20 04:31:14] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:31:14] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-20 04:31:14] [INFO ] Invariant cache hit.
[2023-03-20 04:31:14] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
[2023-03-20 04:31:14] [INFO ] Invariant cache hit.
[2023-03-20 04:31:14] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 134 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ 2 s7), p1:(LEQ s0 s7)], 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 14098 reset in 116 ms.
Stack based approach found an accepted trace after 7 steps with 1 reset with depth 5 and stack size 5 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-15 finished in 392 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)))'
Found a Lengthening insensitive property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-08
Stuttering acceptance computed with spot in 91 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 6 transition count 7
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 5 transition count 7
Applied a total of 5 rules in 3 ms. Remains 5 /9 variables (removed 4) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 5 cols
[2023-03-20 04:31:14] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-20 04:31:14] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-20 04:31:14] [INFO ] Invariant cache hit.
[2023-03-20 04:31:14] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-20 04:31:14] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-20 04:31:14] [INFO ] Invariant cache hit.
[2023-03-20 04:31:14] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 5/9 places, 7/8 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 108 ms. Remains : 5/9 places, 7/8 transitions.
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-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:(LEQ s2 s1)], 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, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 128 ms.
Product exploration explored 100000 steps with 0 reset in 140 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 190 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[true, (NOT p0), (NOT p0)]
Finished random walk after 3075 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=1537 )
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 186 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 85 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 5 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-20 04:31:15] [INFO ] Invariant cache hit.
[2023-03-20 04:31:15] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-20 04:31:15] [INFO ] Invariant cache hit.
[2023-03-20 04:31:15] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-20 04:31:15] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2023-03-20 04:31:15] [INFO ] Invariant cache hit.
[2023-03-20 04:31:15] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 103 ms. Remains : 5/5 places, 7/7 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 152 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10252 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=5126 ) properties (out of 1) seen :0
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
Interrupted probabilistic random walk after 3825846 steps, run timeout after 3001 ms. (steps per millisecond=1274 ) properties seen :{}
Probabilistic random walk after 3825846 steps, saw 934218 distinct states, run finished after 3002 ms. (steps per millisecond=1274 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-20 04:31:19] [INFO ] Invariant cache hit.
[2023-03-20 04:31:19] [INFO ] After 19ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 04:31:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-20 04:31:19] [INFO ] After 7ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 04:31:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-20 04:31:19] [INFO ] After 3ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 04:31:19] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-20 04:31:19] [INFO ] After 45ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 7170 steps, including 0 resets, run visited all 1 properties in 11 ms. (steps per millisecond=651 )
Parikh walk visited 1 properties in 10 ms.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 269 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 122 ms.
Product exploration explored 100000 steps with 0 reset in 126 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 86 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 5 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5/5 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-20 04:31:20] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:31:20] [INFO ] Invariant cache hit.
[2023-03-20 04:31:20] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 34 ms. Remains : 5/5 places, 7/7 transitions.
Support contains 2 out of 5 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-20 04:31:20] [INFO ] Invariant cache hit.
[2023-03-20 04:31:20] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 04:31:20] [INFO ] Invariant cache hit.
[2023-03-20 04:31:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-20 04:31:20] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-20 04:31:20] [INFO ] Invariant cache hit.
[2023-03-20 04:31:20] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 82 ms. Remains : 5/5 places, 7/7 transitions.
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-08 finished in 5940 ms.
[2023-03-20 04:31:20] [INFO ] Flatten gal took : 5 ms
[2023-03-20 04:31:20] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-03-20 04:31:20] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 9 places, 8 transitions and 27 arcs took 0 ms.
Total runtime 21998 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1479/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-08
BK_STOP 1679286681634
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name SmallOperatingSystem-PT-MT4096DC1024-LTLCardinality-08
ltl formula formula --ltl=/tmp/1479/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 9 places, 8 transitions and 27 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 0.000 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1479/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1479/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1479/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1479/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
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="SmallOperatingSystem-PT-MT4096DC1024"
export BK_EXAMINATION="LTLCardinality"
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 SmallOperatingSystem-PT-MT4096DC1024, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r457-smll-167912648900123"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT4096DC1024.tgz
mv SmallOperatingSystem-PT-MT4096DC1024 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;