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.r165-tall-167838850000164.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 itstools
Input is Eratosthenes-PT-100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r165-tall-167838850000164
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 684K
-rw-r--r-- 1 mcc users 7.7K Feb 25 11:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 25 11:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 11:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 25 11:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 25 11:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 186K Feb 25 11:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Feb 25 11:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 126K 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 Eratosthenes-PT-100-LTLFireability-00
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-01
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-02
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-03
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-04
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-05
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-06
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-07
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-08
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-09
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-10
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-11
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-12
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-13
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-14
FORMULA_NAME Eratosthenes-PT-100-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679445063149

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=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Eratosthenes-PT-100
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202303021504
[2023-03-22 00:31:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-22 00:31:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 00:31:05] [INFO ] Load time of PNML (sax parser for PT used): 308 ms
[2023-03-22 00:31:05] [INFO ] Transformed 99 places.
[2023-03-22 00:31:05] [INFO ] Transformed 283 transitions.
[2023-03-22 00:31:05] [INFO ] Parsed PT model containing 99 places and 283 transitions and 849 arcs in 372 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Reduce places removed 25 places and 0 transitions.
Ensure Unique test removed 72 transitions
Reduce redundant transitions removed 72 transitions.
FORMULA Eratosthenes-PT-100-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 211/211 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 60 transition count 197
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 60 transition count 197
Drop transitions removed 137 transitions
Redundant transition composition rules discarded 137 transitions
Iterating global reduction 0 with 137 rules applied. Total rules applied 165 place count 60 transition count 60
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 193 place count 32 transition count 32
Iterating global reduction 0 with 28 rules applied. Total rules applied 221 place count 32 transition count 32
Applied a total of 221 rules in 16 ms. Remains 32 /74 variables (removed 42) and now considering 32/211 (removed 179) transitions.
// Phase 1: matrix 32 rows 32 cols
[2023-03-22 00:31:05] [INFO ] Computed 0 place invariants in 3 ms
[2023-03-22 00:31:05] [INFO ] Implicit Places using invariants in 97 ms returned []
[2023-03-22 00:31:05] [INFO ] Invariant cache hit.
[2023-03-22 00:31:05] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 185 ms to find 0 implicit places.
[2023-03-22 00:31:05] [INFO ] Invariant cache hit.
[2023-03-22 00:31:05] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 32/74 places, 32/211 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 254 ms. Remains : 32/74 places, 32/211 transitions.
Support contains 31 out of 32 places after structural reductions.
[2023-03-22 00:31:05] [INFO ] Flatten gal took : 15 ms
[2023-03-22 00:31:05] [INFO ] Flatten gal took : 4 ms
[2023-03-22 00:31:05] [INFO ] Input system was already deterministic with 32 transitions.
Finished random walk after 75 steps, including 0 resets, run visited all 29 properties in 17 ms. (steps per millisecond=4 )
Computed a total of 32 stabilizing places and 32 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 32 transition count 32
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0||G(F((p1||G(p2))))))))'
Support contains 5 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 6 transition count 6
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 6 transition count 6
Applied a total of 52 rules in 1 ms. Remains 6 /32 variables (removed 26) and now considering 6/32 (removed 26) transitions.
// Phase 1: matrix 6 rows 6 cols
[2023-03-22 00:31:06] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:06] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-22 00:31:06] [INFO ] Invariant cache hit.
[2023-03-22 00:31:06] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-22 00:31:06] [INFO ] Invariant cache hit.
[2023-03-22 00:31:06] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 6/32 places, 6/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 6/32 places, 6/32 transitions.
Stuttering acceptance computed with spot in 344 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 0}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p0:(AND (GEQ s2 1) (GEQ s5 1)), p2:(AND (GEQ s2 1) (GEQ s4 1)), p1:(AND (GEQ s1 1) (GEQ s3 1))], 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]]
Stuttering criterion allowed to conclude after 74 steps with 0 reset in 3 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-00 finished in 483 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||(G(F(p2))&&p1)))))'
Support contains 3 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 4 transition count 4
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 4 transition count 4
Applied a total of 56 rules in 1 ms. Remains 4 /32 variables (removed 28) and now considering 4/32 (removed 28) transitions.
// Phase 1: matrix 4 rows 4 cols
[2023-03-22 00:31:06] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:06] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-22 00:31:06] [INFO ] Invariant cache hit.
[2023-03-22 00:31:06] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-22 00:31:06] [INFO ] Invariant cache hit.
[2023-03-22 00:31:06] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 4/32 places, 4/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 66 ms. Remains : 4/32 places, 4/32 transitions.
Stuttering acceptance computed with spot in 204 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), true, (NOT p2), (NOT p2)]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR p0 p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(GEQ s2 1), p1:(AND (GEQ s1 1) (GEQ s3 1)), p2:(AND (GEQ s1 1) (GEQ s3 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-01 finished in 295 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(G(p1)))))'
Support contains 2 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Graph (complete) has 0 edges and 32 vertex of which 2 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.0 ms
Discarding 30 places :
Also discarding 30 output transitions
Drop transitions removed 30 transitions
Applied a total of 1 rules in 4 ms. Remains 2 /32 variables (removed 30) and now considering 2/32 (removed 30) transitions.
// Phase 1: matrix 2 rows 2 cols
[2023-03-22 00:31:06] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:06] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 00:31:06] [INFO ] Invariant cache hit.
[2023-03-22 00:31:06] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-22 00:31:06] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:31:06] [INFO ] Invariant cache hit.
[2023-03-22 00:31:06] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/32 places, 2/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 80 ms. Remains : 2/32 places, 2/32 transitions.
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LT s0 1), p1:(LT s1 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 35264 reset in 166 ms.
Product exploration explored 100000 steps with 35305 reset in 100 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X p0)), (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X p1), (X (NOT p1))]
Property proved to be true thanks to knowledge :(F (G p1))
Knowledge based reduction with 5 factoid took 230 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Eratosthenes-PT-100-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Eratosthenes-PT-100-LTLFireability-02 finished in 769 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(X((X(p1) U p2)))&&p0) U X(p3)))'
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 7 transition count 7
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 7 transition count 7
Applied a total of 50 rules in 3 ms. Remains 7 /32 variables (removed 25) and now considering 7/32 (removed 25) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-22 00:31:07] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:07] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-22 00:31:07] [INFO ] Invariant cache hit.
[2023-03-22 00:31:07] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-03-22 00:31:07] [INFO ] Invariant cache hit.
[2023-03-22 00:31:07] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/32 places, 7/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 75 ms. Remains : 7/32 places, 7/32 transitions.
Stuttering acceptance computed with spot in 276 ms :[(NOT p3), (NOT p3), (NOT p3), true, (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p3), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p3)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0} source=2 dest: 4}, { cond=(NOT p3), acceptance={0} source=2 dest: 5}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 4}, { cond=true, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s6 1)), p3:(GEQ s2 1), p2:(GEQ s4 1), p1:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 18 steps with 7 reset in 0 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-03 finished in 372 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||F(G(p1)))))'
Support contains 3 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 4 transition count 4
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 4 transition count 4
Applied a total of 56 rules in 2 ms. Remains 4 /32 variables (removed 28) and now considering 4/32 (removed 28) transitions.
// Phase 1: matrix 4 rows 4 cols
[2023-03-22 00:31:07] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-22 00:31:07] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-22 00:31:07] [INFO ] Invariant cache hit.
[2023-03-22 00:31:08] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-22 00:31:08] [INFO ] Invariant cache hit.
[2023-03-22 00:31:08] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 4/32 places, 4/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 87 ms. Remains : 4/32 places, 4/32 transitions.
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(GEQ s1 1), p1:(OR (LT s2 1) (LT s3 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 1333 reset in 58 ms.
Product exploration explored 100000 steps with 1333 reset in 114 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 4
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1)), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge :(F (G p1))
Knowledge based reduction with 3 factoid took 524 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Eratosthenes-PT-100-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Eratosthenes-PT-100-LTLFireability-04 finished in 953 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 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 3 transition count 3
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 3 transition count 3
Applied a total of 58 rules in 4 ms. Remains 3 /32 variables (removed 29) and now considering 3/32 (removed 29) transitions.
// Phase 1: matrix 3 rows 3 cols
[2023-03-22 00:31:08] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-22 00:31:08] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-22 00:31:08] [INFO ] Invariant cache hit.
[2023-03-22 00:31:08] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-22 00:31:08] [INFO ] Invariant cache hit.
[2023-03-22 00:31:08] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3/32 places, 3/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64 ms. Remains : 3/32 places, 3/32 transitions.
Stuttering acceptance computed with spot in 94 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Eratosthenes-PT-100-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 (LT s1 1) (LT s2 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 451 steps with 6 reset in 0 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-05 finished in 173 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&&G(p1))))'
Support contains 2 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 3 transition count 3
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 3 transition count 3
Applied a total of 58 rules in 1 ms. Remains 3 /32 variables (removed 29) and now considering 3/32 (removed 29) transitions.
// Phase 1: matrix 3 rows 3 cols
[2023-03-22 00:31:09] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:09] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-22 00:31:09] [INFO ] Invariant cache hit.
[2023-03-22 00:31:09] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-22 00:31:09] [INFO ] Invariant cache hit.
[2023-03-22 00:31:09] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3/32 places, 3/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 75 ms. Remains : 3/32 places, 3/32 transitions.
Stuttering acceptance computed with spot in 181 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(GEQ s1 1), p0:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-06 finished in 273 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0 U X(F(p0))))&&!(F(X(p1)) U !p0)))'
Support contains 3 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 4 transition count 4
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 4 transition count 4
Applied a total of 56 rules in 1 ms. Remains 4 /32 variables (removed 28) and now considering 4/32 (removed 28) transitions.
// Phase 1: matrix 4 rows 4 cols
[2023-03-22 00:31:09] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:09] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-22 00:31:09] [INFO ] Invariant cache hit.
[2023-03-22 00:31:09] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-22 00:31:09] [INFO ] Invariant cache hit.
[2023-03-22 00:31:09] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 4/32 places, 4/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 76 ms. Remains : 4/32 places, 4/32 transitions.
Stuttering acceptance computed with spot in 258 ms :[(NOT p0), (OR (NOT p0) p1), p1, (AND p1 (NOT p0)), true, (NOT p0)]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 2}, { cond=p1, acceptance={0} source=1 dest: 4}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=p0, acceptance={} source=5 dest: 0}, { cond=(NOT p0), acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(AND (GEQ s1 1) (GEQ s3 1)), p1:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-07 finished in 350 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 3 transition count 3
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 3 transition count 3
Applied a total of 58 rules in 1 ms. Remains 3 /32 variables (removed 29) and now considering 3/32 (removed 29) transitions.
// Phase 1: matrix 3 rows 3 cols
[2023-03-22 00:31:09] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-22 00:31:09] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-22 00:31:09] [INFO ] Invariant cache hit.
[2023-03-22 00:31:09] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-22 00:31:09] [INFO ] Invariant cache hit.
[2023-03-22 00:31:09] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3/32 places, 3/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 3/32 places, 3/32 transitions.
Stuttering acceptance computed with spot in 126 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (LT s1 1) (LT s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 302 steps with 4 reset in 1 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-08 finished in 212 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))'
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Graph (complete) has 0 edges and 32 vertex of which 1 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.0 ms
Discarding 31 places :
Also discarding 31 output transitions
Drop transitions removed 31 transitions
Applied a total of 1 rules in 3 ms. Remains 1 /32 variables (removed 31) and now considering 1/32 (removed 31) transitions.
// Phase 1: matrix 1 rows 1 cols
[2023-03-22 00:31:09] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:09] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 00:31:09] [INFO ] Invariant cache hit.
[2023-03-22 00:31:09] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-22 00:31:09] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:31:09] [INFO ] Invariant cache hit.
[2023-03-22 00:31:09] [INFO ] Dead Transitions using invariants and state equation in 15 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1/32 places, 1/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71 ms. Remains : 1/32 places, 1/32 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LT s0 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 50000 reset in 35 ms.
Product exploration explored 100000 steps with 50000 reset in 28 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1 transition count 1
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 4 factoid took 263 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Eratosthenes-PT-100-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Eratosthenes-PT-100-LTLFireability-09 finished in 483 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((F(p1)&&p0))))'
Support contains 5 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 6 transition count 6
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 6 transition count 6
Applied a total of 52 rules in 3 ms. Remains 6 /32 variables (removed 26) and now considering 6/32 (removed 26) transitions.
// Phase 1: matrix 6 rows 6 cols
[2023-03-22 00:31:10] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:10] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-22 00:31:10] [INFO ] Invariant cache hit.
[2023-03-22 00:31:10] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-22 00:31:10] [INFO ] Invariant cache hit.
[2023-03-22 00:31:10] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 6/32 places, 6/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 6/32 places, 6/32 transitions.
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s2 1) (GEQ s4 1) (GEQ s1 1)), p0:(AND (GEQ s3 1) (GEQ s5 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 74 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-10 finished in 284 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(F(p0))||(p1&&F(p2))))))'
Support contains 4 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 5 transition count 5
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 5 transition count 5
Applied a total of 54 rules in 12 ms. Remains 5 /32 variables (removed 27) and now considering 5/32 (removed 27) transitions.
// Phase 1: matrix 5 rows 5 cols
[2023-03-22 00:31:10] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-22 00:31:10] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-03-22 00:31:10] [INFO ] Invariant cache hit.
[2023-03-22 00:31:10] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-22 00:31:10] [INFO ] Invariant cache hit.
[2023-03-22 00:31:10] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5/32 places, 5/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 84 ms. Remains : 5/32 places, 5/32 transitions.
Stuttering acceptance computed with spot in 236 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 0}]], initial=3, aps=[p1:(OR (LT s3 1) (LT s4 1)), p2:(GEQ s1 1), p0:(LT s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 24347 reset in 81 ms.
Product exploration explored 100000 steps with 24419 reset in 95 ms.
Computed a total of 5 stabilizing places and 5 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 5 transition count 5
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (F (G p1)), (F (G (NOT p2))), (F (G p0))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2)))))]
Property proved to be true thanks to knowledge :(F (G p0))
Knowledge based reduction with 4 factoid took 238 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Eratosthenes-PT-100-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Eratosthenes-PT-100-LTLFireability-11 finished in 786 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 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Graph (complete) has 0 edges and 32 vertex of which 1 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.0 ms
Discarding 31 places :
Also discarding 31 output transitions
Drop transitions removed 31 transitions
Applied a total of 1 rules in 1 ms. Remains 1 /32 variables (removed 31) and now considering 1/32 (removed 31) transitions.
// Phase 1: matrix 1 rows 1 cols
[2023-03-22 00:31:11] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:11] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-22 00:31:11] [INFO ] Invariant cache hit.
[2023-03-22 00:31:11] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-22 00:31:11] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:31:11] [INFO ] Invariant cache hit.
[2023-03-22 00:31:11] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1/32 places, 1/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 83 ms. Remains : 1/32 places, 1/32 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s0 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 1 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-100-LTLFireability-12 finished in 141 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(F(!p0))||(F(!p0)&&p1))))'
Support contains 3 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Graph (complete) has 0 edges and 32 vertex of which 3 are kept as prefixes of interest. Removing 29 places using SCC suffix rule.0 ms
Discarding 29 places :
Also discarding 29 output transitions
Drop transitions removed 29 transitions
Applied a total of 1 rules in 2 ms. Remains 3 /32 variables (removed 29) and now considering 3/32 (removed 29) transitions.
// Phase 1: matrix 3 rows 3 cols
[2023-03-22 00:31:11] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:31:11] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 00:31:11] [INFO ] Invariant cache hit.
[2023-03-22 00:31:11] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-22 00:31:11] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:31:11] [INFO ] Invariant cache hit.
[2023-03-22 00:31:11] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 3/32 places, 3/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 79 ms. Remains : 3/32 places, 3/32 transitions.
Stuttering acceptance computed with spot in 85 ms :[p0, p0]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s2 1)), p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 50000 reset in 59 ms.
Product exploration explored 100000 steps with 50000 reset in 56 ms.
Computed a total of 3 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0))), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : [(X (NOT p1)), (X p1)]
Property proved to be true thanks to knowledge :(X (NOT p0))
Knowledge based reduction with 6 factoid took 156 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Eratosthenes-PT-100-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Eratosthenes-PT-100-LTLFireability-14 finished in 488 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 U X(!p0))))'
Support contains 2 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Graph (complete) has 0 edges and 32 vertex of which 2 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.0 ms
Discarding 30 places :
Also discarding 30 output transitions
Drop transitions removed 30 transitions
Applied a total of 1 rules in 1 ms. Remains 2 /32 variables (removed 30) and now considering 2/32 (removed 30) transitions.
// Phase 1: matrix 2 rows 2 cols
[2023-03-22 00:31:12] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-22 00:31:12] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-22 00:31:12] [INFO ] Invariant cache hit.
[2023-03-22 00:31:12] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-22 00:31:12] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:31:12] [INFO ] Invariant cache hit.
[2023-03-22 00:31:12] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/32 places, 2/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 67 ms. Remains : 2/32 places, 2/32 transitions.
Stuttering acceptance computed with spot in 118 ms :[p0, true, p0]
Running random walk in product with property : Eratosthenes-PT-100-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 0}, { cond=p0, acceptance={0} source=2 dest: 2}]], initial=2, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 33333 reset in 135 ms.
Product exploration explored 100000 steps with 33333 reset in 154 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X (NOT p0)), true, (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 179 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[p0, true, p0]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [p0, (X (NOT p0)), true, (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 5 factoid took 249 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[p0, true, p0]
Stuttering acceptance computed with spot in 110 ms :[p0, true, p0]
[2023-03-22 00:31:13] [INFO ] Invariant cache hit.
[2023-03-22 00:31:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:31:13] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 00:31:13] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 00:31:13] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Could not prove EG p0
Support contains 2 out of 2 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2/2 places, 2/2 transitions.
Applied a total of 0 rules in 1 ms. Remains 2 /2 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2023-03-22 00:31:13] [INFO ] Invariant cache hit.
[2023-03-22 00:31:13] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-22 00:31:13] [INFO ] Invariant cache hit.
[2023-03-22 00:31:13] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-22 00:31:13] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:31:13] [INFO ] Invariant cache hit.
[2023-03-22 00:31:13] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 74 ms. Remains : 2/2 places, 2/2 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X (NOT p0)), true, (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 212 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[p0, true, p0]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=0 )
Knowledge obtained : [p0, (X (NOT p0)), true, (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 5 factoid took 220 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 104 ms :[p0, true, p0]
Stuttering acceptance computed with spot in 86 ms :[p0, true, p0]
[2023-03-22 00:31:14] [INFO ] Invariant cache hit.
[2023-03-22 00:31:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:31:14] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 00:31:14] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 00:31:14] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 97 ms :[p0, true, p0]
Product exploration explored 100000 steps with 33333 reset in 53 ms.
Product exploration explored 100000 steps with 33333 reset in 40 ms.
Built C files in :
/tmp/ltsmin4289629859831539679
[2023-03-22 00:31:14] [INFO ] Computing symmetric may disable matrix : 2 transitions.
[2023-03-22 00:31:14] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 00:31:14] [INFO ] Computing symmetric may enable matrix : 2 transitions.
[2023-03-22 00:31:14] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 00:31:14] [INFO ] Computing Do-Not-Accords matrix : 2 transitions.
[2023-03-22 00:31:14] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 00:31:14] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4289629859831539679
Running compilation step : cd /tmp/ltsmin4289629859831539679;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 173 ms.
Running link step : cd /tmp/ltsmin4289629859831539679;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin4289629859831539679;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased17220787295563586734.hoa' '--buchi-type=spotba'
LTSmin run took 227 ms.
FORMULA Eratosthenes-PT-100-LTLFireability-15 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property Eratosthenes-PT-100-LTLFireability-15 finished in 2910 ms.
All properties solved by simple procedures.
Total runtime 10366 ms.

BK_STOP 1679445077125

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="Eratosthenes-PT-100"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is Eratosthenes-PT-100, 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 r165-tall-167838850000164"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Eratosthenes-PT-100.tgz
mv Eratosthenes-PT-100 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 ;