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.r197-smll-167840343800148.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 GPUForwardProgress-PT-40a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r197-smll-167840343800148
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 8.8K Feb 25 14:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 104K Feb 25 14:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 14:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 25 14:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 14:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Feb 25 14:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 25 14:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Feb 25 14:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:12 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 62K 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 GPUForwardProgress-PT-40a-LTLFireability-00
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-01
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-02
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-03
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-04
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-05
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-06
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-07
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-08
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-09
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-10
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-11
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-12
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-13
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-14
FORMULA_NAME GPUForwardProgress-PT-40a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678494457644

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=GPUForwardProgress-PT-40a
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202303021504
[2023-03-11 00:27:40] [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]
[2023-03-11 00:27:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 00:27:40] [INFO ] Load time of PNML (sax parser for PT used): 89 ms
[2023-03-11 00:27:40] [INFO ] Transformed 168 places.
[2023-03-11 00:27:40] [INFO ] Transformed 209 transitions.
[2023-03-11 00:27:40] [INFO ] Found NUPN structural information;
[2023-03-11 00:27:40] [INFO ] Parsed PT model containing 168 places and 209 transitions and 821 arcs in 191 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 42 transitions
Reduce redundant transitions removed 42 transitions.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 28 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 167/167 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 167 transition count 167
Applied a total of 1 rules in 33 ms. Remains 167 /168 variables (removed 1) and now considering 167/167 (removed 0) transitions.
// Phase 1: matrix 167 rows 167 cols
[2023-03-11 00:27:40] [INFO ] Computed 41 place invariants in 12 ms
[2023-03-11 00:27:40] [INFO ] Implicit Places using invariants in 378 ms returned []
[2023-03-11 00:27:40] [INFO ] Invariant cache hit.
[2023-03-11 00:27:41] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:41] [INFO ] Implicit Places using invariants and state equation in 307 ms returned []
Implicit Place search using SMT with State Equation took 724 ms to find 0 implicit places.
[2023-03-11 00:27:41] [INFO ] Invariant cache hit.
[2023-03-11 00:27:41] [INFO ] Dead Transitions using invariants and state equation in 209 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 167/168 places, 167/167 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 973 ms. Remains : 167/168 places, 167/167 transitions.
Support contains 28 out of 167 places after structural reductions.
[2023-03-11 00:27:41] [INFO ] Flatten gal took : 85 ms
[2023-03-11 00:27:41] [INFO ] Flatten gal took : 40 ms
[2023-03-11 00:27:42] [INFO ] Input system was already deterministic with 167 transitions.
Support contains 27 out of 167 places (down from 28) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 364 ms. (steps per millisecond=27 ) properties (out of 24) seen :23
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:27:42] [INFO ] Invariant cache hit.
[2023-03-11 00:27:42] [INFO ] [Real]Absence check using 0 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-11 00:27:42] [INFO ] After 285ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:27:42] [INFO ] [Nat]Absence check using 0 positive and 41 generalized place invariants in 19 ms returned sat
[2023-03-11 00:27:43] [INFO ] After 168ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:27:43] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:43] [INFO ] After 82ms SMT Verify possible using 41 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:27:43] [INFO ] After 140ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 57 ms.
[2023-03-11 00:27:43] [INFO ] After 508ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 70 steps, including 0 resets, run visited all 1 properties in 8 ms. (steps per millisecond=8 )
Parikh walk visited 1 properties in 14 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.6 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||G(p1)||G(p2)))))'
Support contains 5 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.2 ms
Discarding 41 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 38 Pre rules applied. Total rules applied 1 place count 126 transition count 128
Deduced a syphon composed of 38 places in 1 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 0 with 76 rules applied. Total rules applied 77 place count 88 transition count 128
Applied a total of 77 rules in 43 ms. Remains 88 /167 variables (removed 79) and now considering 128/167 (removed 39) transitions.
// Phase 1: matrix 128 rows 88 cols
[2023-03-11 00:27:43] [INFO ] Computed 1 place invariants in 5 ms
[2023-03-11 00:27:44] [INFO ] Implicit Places using invariants in 82 ms returned []
[2023-03-11 00:27:44] [INFO ] Invariant cache hit.
[2023-03-11 00:27:44] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:44] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
[2023-03-11 00:27:44] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-11 00:27:44] [INFO ] Invariant cache hit.
[2023-03-11 00:27:44] [INFO ] Dead Transitions using invariants and state equation in 99 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 88/167 places, 128/167 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 389 ms. Remains : 88/167 places, 128/167 transitions.
Stuttering acceptance computed with spot in 262 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0) p2), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0, 1} source=1 dest: 1}]], initial=0, aps=[p1:(OR (EQ s21 0) (EQ s84 0) (EQ s87 0)), p0:(EQ s71 0), p2:(OR (EQ s67 0) (EQ s84 0) (EQ s87 0))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 198 reset in 862 ms.
Stack based approach found an accepted trace after 80788 steps with 147 reset with depth 679 and stack size 253 in 603 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-00 finished in 2212 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 13 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
// Phase 1: matrix 167 rows 167 cols
[2023-03-11 00:27:46] [INFO ] Computed 41 place invariants in 2 ms
[2023-03-11 00:27:46] [INFO ] Implicit Places using invariants in 150 ms returned []
[2023-03-11 00:27:46] [INFO ] Invariant cache hit.
[2023-03-11 00:27:46] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:46] [INFO ] Implicit Places using invariants and state equation in 290 ms returned []
Implicit Place search using SMT with State Equation took 444 ms to find 0 implicit places.
[2023-03-11 00:27:46] [INFO ] Invariant cache hit.
[2023-03-11 00:27:46] [INFO ] Dead Transitions using invariants and state equation in 186 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 644 ms. Remains : 167/167 places, 167/167 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s112 1) (EQ s162 1) (EQ s166 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 794 ms.
Product exploration explored 100000 steps with 50000 reset in 766 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.2 ms
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPUForwardProgress-PT-40a-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-03 finished in 2395 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 G(p1))&&X(G(p1))))'
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 12 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
[2023-03-11 00:27:48] [INFO ] Invariant cache hit.
[2023-03-11 00:27:48] [INFO ] Implicit Places using invariants in 217 ms returned []
[2023-03-11 00:27:48] [INFO ] Invariant cache hit.
[2023-03-11 00:27:48] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:48] [INFO ] Implicit Places using invariants and state equation in 301 ms returned []
Implicit Place search using SMT with State Equation took 521 ms to find 0 implicit places.
[2023-03-11 00:27:48] [INFO ] Invariant cache hit.
[2023-03-11 00:27:49] [INFO ] Dead Transitions using invariants and state equation in 184 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 719 ms. Remains : 167/167 places, 167/167 transitions.
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p1), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(OR p1 p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=2 dest: 2}, { cond=(AND p1 p0), acceptance={0} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 0}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(AND (EQ s150 1) (EQ s162 1) (EQ s166 1)), p0:(EQ s70 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-04 finished in 920 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.1 ms
Discarding 41 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 38 Pre rules applied. Total rules applied 1 place count 125 transition count 127
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 0 with 76 rules applied. Total rules applied 77 place count 87 transition count 127
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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 79 place count 86 transition count 126
Applied a total of 79 rules in 32 ms. Remains 86 /167 variables (removed 81) and now considering 126/167 (removed 41) transitions.
// Phase 1: matrix 126 rows 86 cols
[2023-03-11 00:27:49] [INFO ] Computed 1 place invariants in 3 ms
[2023-03-11 00:27:49] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-11 00:27:49] [INFO ] Invariant cache hit.
[2023-03-11 00:27:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 00:27:49] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 226 ms to find 0 implicit places.
[2023-03-11 00:27:49] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-11 00:27:49] [INFO ] Invariant cache hit.
[2023-03-11 00:27:49] [INFO ] Dead Transitions using invariants and state equation in 126 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 86/167 places, 126/167 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 399 ms. Remains : 86/167 places, 126/167 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (NEQ s24 1) (NEQ s3 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 57 steps with 0 reset in 2 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-05 finished in 461 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 3 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 3 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
// Phase 1: matrix 167 rows 167 cols
[2023-03-11 00:27:49] [INFO ] Computed 41 place invariants in 2 ms
[2023-03-11 00:27:49] [INFO ] Implicit Places using invariants in 164 ms returned []
[2023-03-11 00:27:49] [INFO ] Invariant cache hit.
[2023-03-11 00:27:50] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:50] [INFO ] Implicit Places using invariants and state equation in 423 ms returned []
Implicit Place search using SMT with State Equation took 591 ms to find 0 implicit places.
[2023-03-11 00:27:50] [INFO ] Invariant cache hit.
[2023-03-11 00:27:50] [INFO ] Dead Transitions using invariants and state equation in 194 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 789 ms. Remains : 167/167 places, 167/167 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-06 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:(AND (EQ s108 1) (EQ s162 1) (EQ s166 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 2 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-06 finished in 971 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)||F(p1)))'
Support contains 2 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 3 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
[2023-03-11 00:27:50] [INFO ] Invariant cache hit.
[2023-03-11 00:27:50] [INFO ] Implicit Places using invariants in 223 ms returned []
[2023-03-11 00:27:50] [INFO ] Invariant cache hit.
[2023-03-11 00:27:51] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:51] [INFO ] Implicit Places using invariants and state equation in 334 ms returned []
Implicit Place search using SMT with State Equation took 561 ms to find 0 implicit places.
[2023-03-11 00:27:51] [INFO ] Invariant cache hit.
[2023-03-11 00:27:51] [INFO ] Dead Transitions using invariants and state equation in 190 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 756 ms. Remains : 167/167 places, 167/167 transitions.
Stuttering acceptance computed with spot in 195 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=1, aps=[p1:(EQ s43 1), p0:(EQ s15 0)], 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 701 ms.
Product exploration explored 100000 steps with 50000 reset in 730 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.3 ms
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p1) (NOT p0))))
Knowledge based reduction with 2 factoid took 105 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPUForwardProgress-PT-40a-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-08 finished in 2513 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)&&(X(F((p2&&F(!p2))))||p1))))'
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.2 ms
Discarding 41 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 40 Pre rules applied. Total rules applied 1 place count 126 transition count 126
Deduced a syphon composed of 40 places in 0 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 0 with 80 rules applied. Total rules applied 81 place count 86 transition count 126
Applied a total of 81 rules in 25 ms. Remains 86 /167 variables (removed 81) and now considering 126/167 (removed 41) transitions.
// Phase 1: matrix 126 rows 86 cols
[2023-03-11 00:27:53] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-11 00:27:53] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-11 00:27:53] [INFO ] Invariant cache hit.
[2023-03-11 00:27:53] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:53] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 213 ms to find 0 implicit places.
[2023-03-11 00:27:53] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-11 00:27:53] [INFO ] Invariant cache hit.
[2023-03-11 00:27:53] [INFO ] Dead Transitions using invariants and state equation in 122 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 86/167 places, 126/167 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 373 ms. Remains : 86/167 places, 126/167 transitions.
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), true, p2]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}, { cond=p2, acceptance={0} source=2 dest: 3}], [{ cond=p2, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (EQ s56 1) (EQ s82 1) (EQ s85 1)), p1:(OR (NEQ s66 1) (NEQ s82 1) (NEQ s85 1)), p2:(OR (NEQ s66 1) (NEQ s82 1) (NEQ s85 1))], 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 4 steps with 1 reset in 0 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-09 finished in 561 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)||G(p1)||(p2 U (p3||G(p2))))))'
Support contains 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.1 ms
Discarding 41 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 37 Pre rules applied. Total rules applied 1 place count 126 transition count 129
Deduced a syphon composed of 37 places in 1 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 0 with 74 rules applied. Total rules applied 75 place count 89 transition count 129
Applied a total of 75 rules in 14 ms. Remains 89 /167 variables (removed 78) and now considering 129/167 (removed 38) transitions.
// Phase 1: matrix 129 rows 89 cols
[2023-03-11 00:27:53] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-11 00:27:53] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-11 00:27:53] [INFO ] Invariant cache hit.
[2023-03-11 00:27:53] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:54] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
[2023-03-11 00:27:54] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-11 00:27:54] [INFO ] Invariant cache hit.
[2023-03-11 00:27:54] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 89/167 places, 129/167 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 304 ms. Remains : 89/167 places, 129/167 transitions.
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p3) (NOT p2) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND p0 (NOT p3) p2 p1), acceptance={} source=0 dest: 0}, { cond=(AND p0 (NOT p3) (NOT p2) p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p3) p2 p1), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p3) (NOT p2) p1), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p0 (NOT p3) p2 (NOT p1)), acceptance={2} source=0 dest: 0}, { cond=(AND p0 (NOT p3) (NOT p2) (NOT p1)), acceptance={0, 2} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p3) p2 (NOT p1)), acceptance={1, 2} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p3) (NOT p2) (NOT p1)), acceptance={0, 1, 2} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s66 0) (EQ s85 0) (EQ s88 0)), p3:(AND (EQ s10 1) (NEQ s30 1)), p2:(NEQ s30 1), p1:(EQ s79 0)], nbAcceptance=3, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 615 reset in 767 ms.
Stack based approach found an accepted trace after 103 steps with 0 reset with depth 104 and stack size 46 in 1 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-11 finished in 1133 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 1 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
// Phase 1: matrix 167 rows 167 cols
[2023-03-11 00:27:54] [INFO ] Computed 41 place invariants in 2 ms
[2023-03-11 00:27:55] [INFO ] Implicit Places using invariants in 154 ms returned []
[2023-03-11 00:27:55] [INFO ] Invariant cache hit.
[2023-03-11 00:27:55] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:55] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 470 ms to find 0 implicit places.
[2023-03-11 00:27:55] [INFO ] Invariant cache hit.
[2023-03-11 00:27:55] [INFO ] Dead Transitions using invariants and state equation in 183 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 659 ms. Remains : 167/167 places, 167/167 transitions.
Stuttering acceptance computed with spot in 96 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-13 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 (EQ s31 0) (EQ s50 0) (EQ s162 0) (EQ s166 0))], 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 62814 steps with 87 reset in 374 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-13 finished in 1142 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||G(p1)||X(F((p0&&F(p2)))))))'
Support contains 2 out of 167 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.1 ms
Discarding 41 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 38 Pre rules applied. Total rules applied 1 place count 126 transition count 128
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 0 with 76 rules applied. Total rules applied 77 place count 88 transition count 128
Applied a total of 77 rules in 19 ms. Remains 88 /167 variables (removed 79) and now considering 128/167 (removed 39) transitions.
// Phase 1: matrix 128 rows 88 cols
[2023-03-11 00:27:56] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-11 00:27:56] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-11 00:27:56] [INFO ] Invariant cache hit.
[2023-03-11 00:27:56] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:56] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 241 ms to find 0 implicit places.
[2023-03-11 00:27:56] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 00:27:56] [INFO ] Invariant cache hit.
[2023-03-11 00:27:56] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 88/167 places, 128/167 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 394 ms. Remains : 88/167 places, 128/167 transitions.
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(EQ s68 1), p0:(EQ s83 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 33333 reset in 1105 ms.
Product exploration explored 100000 steps with 33333 reset in 811 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 220 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 4 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 5 factoid took 303 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1))]
[2023-03-11 00:27:59] [INFO ] Invariant cache hit.
[2023-03-11 00:27:59] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-11 00:27:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 00:27:59] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2023-03-11 00:27:59] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:59] [INFO ] [Real]Added 41 Read/Feed constraints in 6 ms returned sat
[2023-03-11 00:27:59] [INFO ] Computed and/alt/rep : 122/562/122 causal constraints (skipped 5 transitions) in 20 ms.
[2023-03-11 00:27:59] [INFO ] Added : 0 causal constraints over 0 iterations in 45 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 2 out of 88 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 88/88 places, 128/128 transitions.
Applied a total of 0 rules in 11 ms. Remains 88 /88 variables (removed 0) and now considering 128/128 (removed 0) transitions.
[2023-03-11 00:27:59] [INFO ] Invariant cache hit.
[2023-03-11 00:27:59] [INFO ] Implicit Places using invariants in 82 ms returned []
[2023-03-11 00:27:59] [INFO ] Invariant cache hit.
[2023-03-11 00:27:59] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:27:59] [INFO ] Implicit Places using invariants and state equation in 160 ms returned []
Implicit Place search using SMT with State Equation took 245 ms to find 0 implicit places.
[2023-03-11 00:27:59] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 00:27:59] [INFO ] Invariant cache hit.
[2023-03-11 00:27:59] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 392 ms. Remains : 88/88 places, 128/128 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 203 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 356 steps, including 0 resets, run visited all 2 properties in 7 ms. (steps per millisecond=50 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 5 factoid took 240 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1))]
[2023-03-11 00:28:00] [INFO ] Invariant cache hit.
[2023-03-11 00:28:00] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-11 00:28:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 00:28:00] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2023-03-11 00:28:00] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:28:00] [INFO ] [Real]Added 41 Read/Feed constraints in 7 ms returned sat
[2023-03-11 00:28:00] [INFO ] Computed and/alt/rep : 122/562/122 causal constraints (skipped 5 transitions) in 15 ms.
[2023-03-11 00:28:00] [INFO ] Added : 0 causal constraints over 0 iterations in 35 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 56 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 33333 reset in 786 ms.
Product exploration explored 100000 steps with 33333 reset in 825 ms.
Built C files in :
/tmp/ltsmin4195028567528098154
[2023-03-11 00:28:02] [INFO ] Computing symmetric may disable matrix : 128 transitions.
[2023-03-11 00:28:02] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-11 00:28:02] [INFO ] Computing symmetric may enable matrix : 128 transitions.
[2023-03-11 00:28:02] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-11 00:28:02] [INFO ] Computing Do-Not-Accords matrix : 128 transitions.
[2023-03-11 00:28:02] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-11 00:28:02] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4195028567528098154
Running compilation step : cd /tmp/ltsmin4195028567528098154;'/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 659 ms.
Running link step : cd /tmp/ltsmin4195028567528098154;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin4195028567528098154;'/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/stateBased4236946727942697588.hoa' '--buchi-type=spotba'
LTSmin run took 214 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-14 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-14 finished in 7279 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||F(p1)))||G(p2))))'
Support contains 5 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.1 ms
Discarding 41 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 38 Pre rules applied. Total rules applied 1 place count 126 transition count 128
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 0 with 76 rules applied. Total rules applied 77 place count 88 transition count 128
Applied a total of 77 rules in 14 ms. Remains 88 /167 variables (removed 79) and now considering 128/167 (removed 39) transitions.
// Phase 1: matrix 128 rows 88 cols
[2023-03-11 00:28:03] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-11 00:28:03] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-11 00:28:03] [INFO ] Invariant cache hit.
[2023-03-11 00:28:03] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:28:03] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
[2023-03-11 00:28:03] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 00:28:03] [INFO ] Invariant cache hit.
[2023-03-11 00:28:03] [INFO ] Dead Transitions using invariants and state equation in 122 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 88/167 places, 128/167 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 347 ms. Remains : 88/167 places, 128/167 transitions.
Stuttering acceptance computed with spot in 107 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1) p2), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s62 0), p1:(EQ s75 0), p2:(OR (EQ s60 0) (EQ s84 0) (EQ s87 0))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 119 reset in 579 ms.
Product exploration explored 100000 steps with 152 reset in 944 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2))))]
Knowledge based reduction with 8 factoid took 363 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 24 resets, run finished after 460 ms. (steps per millisecond=21 ) properties (out of 5) seen :4
Finished Best-First random walk after 230 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=115 )
Knowledge obtained : [(AND p0 p1 p2), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (F (AND (NOT p0) (NOT p1) (NOT p2))), (F (AND p0 (NOT p1) (NOT p2))), (F (AND (NOT p0) (NOT p1))), (F (AND (NOT p0) (NOT p1) p2)), (F (AND p0 (NOT p1) p2))]
Knowledge based reduction with 8 factoid took 746 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 5 out of 88 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 88/88 places, 128/128 transitions.
Applied a total of 0 rules in 9 ms. Remains 88 /88 variables (removed 0) and now considering 128/128 (removed 0) transitions.
[2023-03-11 00:28:07] [INFO ] Invariant cache hit.
[2023-03-11 00:28:07] [INFO ] Implicit Places using invariants in 91 ms returned []
[2023-03-11 00:28:07] [INFO ] Invariant cache hit.
[2023-03-11 00:28:07] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-11 00:28:07] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
[2023-03-11 00:28:07] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 00:28:07] [INFO ] Invariant cache hit.
[2023-03-11 00:28:07] [INFO ] Dead Transitions using invariants and state equation in 140 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 452 ms. Remains : 88/88 places, 128/128 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2))))]
Knowledge based reduction with 8 factoid took 358 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 12 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 5) seen :4
Finished Best-First random walk after 99 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=49 )
Knowledge obtained : [(AND p0 p1 p2), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (F (AND (NOT p0) (NOT p1) (NOT p2))), (F (AND p0 (NOT p1) (NOT p2))), (F (AND (NOT p0) (NOT p1))), (F (AND (NOT p0) (NOT p1) p2)), (F (AND p0 (NOT p1) p2))]
Knowledge based reduction with 8 factoid took 696 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 123 reset in 891 ms.
Product exploration explored 100000 steps with 126 reset in 606 ms.
Built C files in :
/tmp/ltsmin7983365647416809584
[2023-03-11 00:28:11] [INFO ] Computing symmetric may disable matrix : 128 transitions.
[2023-03-11 00:28:11] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-11 00:28:11] [INFO ] Computing symmetric may enable matrix : 128 transitions.
[2023-03-11 00:28:11] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-11 00:28:11] [INFO ] Computing Do-Not-Accords matrix : 128 transitions.
[2023-03-11 00:28:11] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-11 00:28:11] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7983365647416809584
Running compilation step : cd /tmp/ltsmin7983365647416809584;'/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 596 ms.
Running link step : cd /tmp/ltsmin7983365647416809584;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 27 ms.
Running LTSmin : cd /tmp/ltsmin7983365647416809584;'/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/stateBased13010904926355888930.hoa' '--buchi-type=spotba'
LTSmin run took 576 ms.
FORMULA GPUForwardProgress-PT-40a-LTLFireability-15 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property GPUForwardProgress-PT-40a-LTLFireability-15 finished in 8860 ms.
All properties solved by simple procedures.
Total runtime 32105 ms.

BK_STOP 1678494493170

--------------------
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:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ 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="GPUForwardProgress-PT-40a"
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 GPUForwardProgress-PT-40a, 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 r197-smll-167840343800148"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-40a.tgz
mv GPUForwardProgress-PT-40a 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 ;