fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r175-smll-171636279800058
Last Updated
July 7, 2024

About the Execution of 2023-gold for Echo-PT-d02r15

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
1235.207 192782.00 213905.00 1099.40 TTTFFTFFFFFFFTFF normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r175-smll-171636279800058.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool gold2023
Input is Echo-PT-d02r15, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r175-smll-171636279800058
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 19 15:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 18:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 04:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Apr 12 04:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Apr 12 04:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Apr 12 04:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 917K May 18 16:42 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 Echo-PT-d02r15-LTLFireability-00
FORMULA_NAME Echo-PT-d02r15-LTLFireability-01
FORMULA_NAME Echo-PT-d02r15-LTLFireability-02
FORMULA_NAME Echo-PT-d02r15-LTLFireability-03
FORMULA_NAME Echo-PT-d02r15-LTLFireability-04
FORMULA_NAME Echo-PT-d02r15-LTLFireability-05
FORMULA_NAME Echo-PT-d02r15-LTLFireability-06
FORMULA_NAME Echo-PT-d02r15-LTLFireability-07
FORMULA_NAME Echo-PT-d02r15-LTLFireability-08
FORMULA_NAME Echo-PT-d02r15-LTLFireability-09
FORMULA_NAME Echo-PT-d02r15-LTLFireability-10
FORMULA_NAME Echo-PT-d02r15-LTLFireability-11
FORMULA_NAME Echo-PT-d02r15-LTLFireability-12
FORMULA_NAME Echo-PT-d02r15-LTLFireability-13
FORMULA_NAME Echo-PT-d02r15-LTLFireability-14
FORMULA_NAME Echo-PT-d02r15-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716515608389

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=gold2023
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Echo-PT-d02r15
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202304061127
[2024-05-24 01:53:30] [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]
[2024-05-24 01:53:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 01:53:31] [INFO ] Load time of PNML (sax parser for PT used): 309 ms
[2024-05-24 01:53:31] [INFO ] Transformed 2127 places.
[2024-05-24 01:53:31] [INFO ] Transformed 1674 transitions.
[2024-05-24 01:53:31] [INFO ] Found NUPN structural information;
[2024-05-24 01:53:31] [INFO ] Parsed PT model containing 2127 places and 1674 transitions and 9700 arcs in 452 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 1 formulas.
FORMULA Echo-PT-d02r15-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 84 out of 2127 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2127/2127 places, 1674/1674 transitions.
Reduce places removed 225 places and 0 transitions.
Iterating post reduction 0 with 225 rules applied. Total rules applied 225 place count 1902 transition count 1674
Applied a total of 225 rules in 302 ms. Remains 1902 /2127 variables (removed 225) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2024-05-24 01:53:34] [INFO ] Computed 840 invariants in 2845 ms
[2024-05-24 01:53:35] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:53:38] [INFO ] Implicit Places using invariants in 6192 ms returned []
[2024-05-24 01:53:38] [INFO ] Invariant cache hit.
[2024-05-24 01:53:38] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:53:41] [INFO ] Implicit Places using invariants and state equation in 2958 ms returned []
Implicit Place search using SMT with State Equation took 9250 ms to find 0 implicit places.
[2024-05-24 01:53:41] [INFO ] Invariant cache hit.
[2024-05-24 01:53:41] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:53:43] [INFO ] Dead Transitions using invariants and state equation in 2010 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1902/2127 places, 1674/1674 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11567 ms. Remains : 1902/2127 places, 1674/1674 transitions.
Support contains 84 out of 1902 places after structural reductions.
[2024-05-24 01:53:43] [INFO ] Flatten gal took : 315 ms
[2024-05-24 01:53:43] [INFO ] Flatten gal took : 182 ms
[2024-05-24 01:53:44] [INFO ] Input system was already deterministic with 1674 transitions.
Incomplete random walk after 10000 steps, including 22 resets, run finished after 735 ms. (steps per millisecond=13 ) properties (out of 30) seen :27
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2024-05-24 01:53:45] [INFO ] Invariant cache hit.
[2024-05-24 01:53:49] [INFO ] [Real]Absence check using 0 positive and 840 generalized place invariants in 3840 ms returned sat
[2024-05-24 01:53:51] [INFO ] After 1792ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-24 01:53:52] [INFO ] After 2086ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 254 ms.
[2024-05-24 01:53:52] [INFO ] After 6998ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-24 01:53:56] [INFO ] [Nat]Absence check using 0 positive and 840 generalized place invariants in 3771 ms returned sat
[2024-05-24 01:53:59] [INFO ] After 1796ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-24 01:53:59] [INFO ] After 2117ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 210 ms.
[2024-05-24 01:53:59] [INFO ] After 7207ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 467 steps, including 108 resets, run visited all 1 properties in 8 ms. (steps per millisecond=58 )
Parikh walk visited 1 properties in 11 ms.
Computed a total of 1902 stabilizing places and 1674 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1902 transition count 1674
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_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.20 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 378 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
// Phase 1: matrix 1672 rows 1896 cols
[2024-05-24 01:54:02] [INFO ] Computed 836 invariants in 2306 ms
[2024-05-24 01:54:03] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:05] [INFO ] Implicit Places using invariants in 4696 ms returned []
[2024-05-24 01:54:05] [INFO ] Invariant cache hit.
[2024-05-24 01:54:05] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:08] [INFO ] Implicit Places using invariants and state equation in 2909 ms returned []
Implicit Place search using SMT with State Equation took 7610 ms to find 0 implicit places.
[2024-05-24 01:54:08] [INFO ] Redundant transitions in 122 ms returned []
[2024-05-24 01:54:08] [INFO ] Invariant cache hit.
[2024-05-24 01:54:08] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:09] [INFO ] Dead Transitions using invariants and state equation in 1841 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1896/1902 places, 1672/1674 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9960 ms. Remains : 1896/1902 places, 1672/1674 transitions.
ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2Stuttering acceptance computed with spot in 207 ms :[(NOT p0)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (NEQ s1050 1) (NEQ s1682 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 222 reset in 1936 ms.
Product exploration explored 100000 steps with 222 reset in 2026 ms.
Computed a total of 1896 stabilizing places and 1672 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1896 transition count 1672
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 p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 23 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d02r15-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d02r15-LTLFireability-00 finished in 15249 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&F(G(p1)))))'
Support contains 6 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 93 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2024-05-24 01:54:17] [INFO ] Computed 840 invariants in 2570 ms
[2024-05-24 01:54:18] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:20] [INFO ] Implicit Places using invariants in 5171 ms returned []
[2024-05-24 01:54:20] [INFO ] Invariant cache hit.
[2024-05-24 01:54:21] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:23] [INFO ] Implicit Places using invariants and state equation in 2729 ms returned []
Implicit Place search using SMT with State Equation took 7907 ms to find 0 implicit places.
[2024-05-24 01:54:23] [INFO ] Invariant cache hit.
[2024-05-24 01:54:23] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:25] [INFO ] Dead Transitions using invariants and state equation in 2239 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10241 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (EQ s982 0) (EQ s1429 0)), p1:(OR (EQ s746 0) (EQ s1806 0) (EQ s1808 0) (EQ s1809 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 221 reset in 1685 ms.
Product exploration explored 100000 steps with 221 reset in 1898 ms.
Computed a total of 1902 stabilizing places and 1674 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1902 transition count 1674
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 p1), (X p0), true, (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 18 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d02r15-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d02r15-LTLFireability-01 finished in 15074 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G((G(p1) U p2)))||p0)))'
Support contains 9 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 78 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2024-05-24 01:54:30] [INFO ] Invariant cache hit.
[2024-05-24 01:54:30] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:32] [INFO ] Implicit Places using invariants in 2360 ms returned []
[2024-05-24 01:54:32] [INFO ] Invariant cache hit.
[2024-05-24 01:54:33] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:35] [INFO ] Implicit Places using invariants and state equation in 2728 ms returned []
Implicit Place search using SMT with State Equation took 5096 ms to find 0 implicit places.
[2024-05-24 01:54:35] [INFO ] Invariant cache hit.
[2024-05-24 01:54:35] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:37] [INFO ] Dead Transitions using invariants and state equation in 2186 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7365 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 231 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), true, (NOT p1), (NOT p2)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(OR p2 p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p2) p1), acceptance={} source=2 dest: 5}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=p1, acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=5 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={0} source=5 dest: 4}, { cond=(AND (NOT p2) p1), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(OR (EQ s1065 0) (EQ s1723 0)), p2:(AND (EQ s473 1) (EQ s1535 1) (EQ s1536 1) (EQ s1537 1)), p1:(AND (EQ s411 1) (EQ s1470 1) (EQ s1471 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]]
Product exploration explored 100000 steps with 50000 reset in 1335 ms.
Product exploration explored 100000 steps with 50000 reset in 1225 ms.
Computed a total of 1902 stabilizing places and 1674 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1902 transition count 1674
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 p2) (NOT p1)), (X p0), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (OR p2 p1)))), (X (X (AND (NOT p2) (NOT p1)))), (F (G p0)), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 19 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d02r15-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d02r15-LTLFireability-02 finished in 11334 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 4 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 80 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2024-05-24 01:54:41] [INFO ] Invariant cache hit.
[2024-05-24 01:54:42] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:44] [INFO ] Implicit Places using invariants in 2893 ms returned []
[2024-05-24 01:54:44] [INFO ] Invariant cache hit.
[2024-05-24 01:54:45] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:47] [INFO ] Implicit Places using invariants and state equation in 2955 ms returned []
Implicit Place search using SMT with State Equation took 5850 ms to find 0 implicit places.
[2024-05-24 01:54:47] [INFO ] Invariant cache hit.
[2024-05-24 01:54:48] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:49] [INFO ] Dead Transitions using invariants and state equation in 2433 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8365 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-03 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 s806 1) (EQ s1864 1) (EQ s1865 1) (EQ s1866 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 Echo-PT-d02r15-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-03 finished in 8552 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0 U (p1||X(p2))))))'
Support contains 6 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 97 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2024-05-24 01:54:50] [INFO ] Invariant cache hit.
[2024-05-24 01:54:50] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:52] [INFO ] Implicit Places using invariants in 2175 ms returned []
[2024-05-24 01:54:52] [INFO ] Invariant cache hit.
[2024-05-24 01:54:52] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:54] [INFO ] Implicit Places using invariants and state equation in 2282 ms returned []
Implicit Place search using SMT with State Equation took 4462 ms to find 0 implicit places.
[2024-05-24 01:54:54] [INFO ] Invariant cache hit.
[2024-05-24 01:54:55] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:54:56] [INFO ] Dead Transitions using invariants and state equation in 2240 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6804 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 194 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), true]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p2), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s1012 1) (EQ s1519 1)), p0:(AND (EQ s928 1) (EQ s1223 1) (EQ s1012 1) (EQ s1519 1)), p2:(AND (EQ s1000 1) (EQ s1479 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 4 steps with 0 reset in 0 ms.
FORMULA Echo-PT-d02r15-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-04 finished in 7032 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p1))||p0)))'
Support contains 10 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 76 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2024-05-24 01:54:57] [INFO ] Invariant cache hit.
[2024-05-24 01:54:57] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:00] [INFO ] Implicit Places using invariants in 2882 ms returned []
[2024-05-24 01:55:00] [INFO ] Invariant cache hit.
[2024-05-24 01:55:00] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:02] [INFO ] Implicit Places using invariants and state equation in 2690 ms returned []
Implicit Place search using SMT with State Equation took 5574 ms to find 0 implicit places.
[2024-05-24 01:55:02] [INFO ] Invariant cache hit.
[2024-05-24 01:55:03] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:05] [INFO ] Dead Transitions using invariants and state equation in 2146 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7798 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 124 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : Echo-PT-d02r15-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: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 0}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(OR (EQ s980 0) (EQ s1421 0) (AND (EQ s1076 1) (EQ s1764 1)) (AND (EQ s19 1) (EQ s1115 1))), p1:(OR (EQ s547 0) (EQ s1609 0) (EQ s1610 0) (EQ s1611 0))...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1118 ms.
Product exploration explored 100000 steps with 50000 reset in 1233 ms.
Computed a total of 1902 stabilizing places and 1674 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1902 transition count 1674
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 p1), (X p0), (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 17 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d02r15-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d02r15-LTLFireability-05 finished in 11347 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 4 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.12 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 133 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
// Phase 1: matrix 1672 rows 1896 cols
[2024-05-24 01:55:10] [INFO ] Computed 836 invariants in 2198 ms
[2024-05-24 01:55:11] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:13] [INFO ] Implicit Places using invariants in 4827 ms returned []
[2024-05-24 01:55:13] [INFO ] Invariant cache hit.
[2024-05-24 01:55:14] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:16] [INFO ] Implicit Places using invariants and state equation in 2970 ms returned []
Implicit Place search using SMT with State Equation took 7799 ms to find 0 implicit places.
[2024-05-24 01:55:16] [INFO ] Redundant transitions in 97 ms returned []
[2024-05-24 01:55:16] [INFO ] Invariant cache hit.
[2024-05-24 01:55:17] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:19] [INFO ] Dead Transitions using invariants and state equation in 2453 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1896/1902 places, 1672/1674 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10491 ms. Remains : 1896/1902 places, 1672/1674 transitions.
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s30 1) (EQ s32 1) (EQ s33 1) (EQ s867 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]]
Stuttering criterion allowed to conclude after 448 steps with 0 reset in 8 ms.
FORMULA Echo-PT-d02r15-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-06 finished in 10566 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(p0)||F(p1)))))'
Support contains 5 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 78 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2024-05-24 01:55:21] [INFO ] Computed 840 invariants in 2575 ms
[2024-05-24 01:55:22] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:24] [INFO ] Implicit Places using invariants in 5330 ms returned []
[2024-05-24 01:55:24] [INFO ] Invariant cache hit.
[2024-05-24 01:55:25] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:27] [INFO ] Implicit Places using invariants and state equation in 2665 ms returned []
Implicit Place search using SMT with State Equation took 7997 ms to find 0 implicit places.
[2024-05-24 01:55:27] [INFO ] Invariant cache hit.
[2024-05-24 01:55:27] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:29] [INFO ] Dead Transitions using invariants and state equation in 1935 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10019 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (EQ s695 1) (EQ s1757 1) (EQ s1758 1)), p0:(AND (EQ s1042 1) (EQ s1635 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][false, false, false, false]]
Stuttering criterion allowed to conclude after 450 steps with 0 reset in 8 ms.
FORMULA Echo-PT-d02r15-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-07 finished in 10221 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(!X(X(F(X(p0))))) U X(X(p1))))'
Support contains 5 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 75 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2024-05-24 01:55:29] [INFO ] Invariant cache hit.
[2024-05-24 01:55:29] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:32] [INFO ] Implicit Places using invariants in 2724 ms returned []
[2024-05-24 01:55:32] [INFO ] Invariant cache hit.
[2024-05-24 01:55:32] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:34] [INFO ] Implicit Places using invariants and state equation in 2434 ms returned []
Implicit Place search using SMT with State Equation took 5161 ms to find 0 implicit places.
[2024-05-24 01:55:34] [INFO ] Invariant cache hit.
[2024-05-24 01:55:35] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:36] [INFO ] Dead Transitions using invariants and state equation in 1901 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7145 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 207 ms :[(NOT p1), (NOT p1), (NOT p1), (OR (NOT p1) p0), p0, true]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}, { cond=true, acceptance={0} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 4}, { cond=p0, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(AND (EQ s918 1) (EQ s1183 1)), p0:(AND (EQ s412 1) (EQ s1474 1) (EQ s1475 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 720 steps with 1 reset in 14 ms.
FORMULA Echo-PT-d02r15-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-08 finished in 7390 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p1)&&p0)))'
Support contains 2 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.8 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 117 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
// Phase 1: matrix 1672 rows 1896 cols
[2024-05-24 01:55:39] [INFO ] Computed 836 invariants in 2189 ms
[2024-05-24 01:55:39] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:41] [INFO ] Implicit Places using invariants in 4683 ms returned []
[2024-05-24 01:55:41] [INFO ] Invariant cache hit.
[2024-05-24 01:55:42] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:44] [INFO ] Implicit Places using invariants and state equation in 2673 ms returned []
Implicit Place search using SMT with State Equation took 7362 ms to find 0 implicit places.
[2024-05-24 01:55:44] [INFO ] Redundant transitions in 37 ms returned []
[2024-05-24 01:55:44] [INFO ] Invariant cache hit.
[2024-05-24 01:55:44] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:46] [INFO ] Dead Transitions using invariants and state equation in 1959 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1896/1902 places, 1672/1674 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9483 ms. Remains : 1896/1902 places, 1672/1674 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=1, aps=[p1:(OR (EQ s1068 0) (EQ s1751 0)), p0:(AND (EQ s1068 1) (EQ s1751 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, null][true, true]]
Stuttering criterion allowed to conclude after 448 steps with 0 reset in 8 ms.
FORMULA Echo-PT-d02r15-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-09 finished in 9587 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 76 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2024-05-24 01:55:48] [INFO ] Computed 840 invariants in 2523 ms
[2024-05-24 01:55:49] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:51] [INFO ] Implicit Places using invariants in 5314 ms returned []
[2024-05-24 01:55:51] [INFO ] Invariant cache hit.
[2024-05-24 01:55:52] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:54] [INFO ] Implicit Places using invariants and state equation in 2635 ms returned []
Implicit Place search using SMT with State Equation took 7958 ms to find 0 implicit places.
[2024-05-24 01:55:54] [INFO ] Invariant cache hit.
[2024-05-24 01:55:54] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:55:56] [INFO ] Dead Transitions using invariants and state equation in 2311 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10347 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-10 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 s5 1) (EQ s6 1) (EQ s7 1) (EQ s844 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]]
Stuttering criterion allowed to conclude after 450 steps with 0 reset in 13 ms.
FORMULA Echo-PT-d02r15-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-10 finished in 10463 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0) U (!p1 U (p2||G(!p1))))))'
Support contains 10 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.8 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 162 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
// Phase 1: matrix 1672 rows 1896 cols
[2024-05-24 01:55:59] [INFO ] Computed 836 invariants in 2315 ms
[2024-05-24 01:55:59] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:02] [INFO ] Implicit Places using invariants in 5128 ms returned []
[2024-05-24 01:56:02] [INFO ] Invariant cache hit.
[2024-05-24 01:56:02] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:04] [INFO ] Implicit Places using invariants and state equation in 2889 ms returned []
Implicit Place search using SMT with State Equation took 8021 ms to find 0 implicit places.
[2024-05-24 01:56:05] [INFO ] Redundant transitions in 37 ms returned []
[2024-05-24 01:56:05] [INFO ] Invariant cache hit.
[2024-05-24 01:56:05] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:07] [INFO ] Dead Transitions using invariants and state equation in 2396 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1896/1902 places, 1672/1674 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10623 ms. Remains : 1896/1902 places, 1672/1674 transitions.
Stuttering acceptance computed with spot in 158 ms :[(AND p1 (NOT p2)), (NOT p0), (AND p1 (NOT p2))]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p2:(AND (NOT (AND (EQ s507 1) (EQ s1564 1) (EQ s1565 1) (EQ s1566 1))) (NOT (AND (EQ s533 1) (EQ s1590 1) (EQ s1591 1) (EQ s1592 1)))), p1:(AND (EQ s533 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 3142 steps with 6 reset in 82 ms.
FORMULA Echo-PT-d02r15-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-11 finished in 10894 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U G(p1))&&(p2 U p0))))'
Support contains 6 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.6 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 124 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
[2024-05-24 01:56:07] [INFO ] Invariant cache hit.
[2024-05-24 01:56:08] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:10] [INFO ] Implicit Places using invariants in 2831 ms returned []
[2024-05-24 01:56:10] [INFO ] Invariant cache hit.
[2024-05-24 01:56:11] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:13] [INFO ] Implicit Places using invariants and state equation in 2892 ms returned []
Implicit Place search using SMT with State Equation took 5728 ms to find 0 implicit places.
[2024-05-24 01:56:13] [INFO ] Redundant transitions in 36 ms returned []
[2024-05-24 01:56:13] [INFO ] Invariant cache hit.
[2024-05-24 01:56:14] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:15] [INFO ] Dead Transitions using invariants and state equation in 2310 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1896/1902 places, 1672/1674 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8207 ms. Remains : 1896/1902 places, 1672/1674 transitions.
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))), acceptance={0} source=0 dest: 0}, { cond=(OR (AND p1 p0) (AND p1 p2)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}, { cond=(AND p1 (NOT p0) p2), acceptance={0} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p0) p2), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (AND (EQ s912 1) (EQ s1177 1)) (AND (EQ s1023 1) (EQ s1577 1))), p0:(AND (EQ s912 1) (EQ s1177 1)), p2:(AND (EQ s986 1) (EQ s1450 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 448 steps with 0 reset in 9 ms.
FORMULA Echo-PT-d02r15-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-12 finished in 8368 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p0)||X(p1)))))'
Support contains 6 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.4 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 106 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
[2024-05-24 01:56:16] [INFO ] Invariant cache hit.
[2024-05-24 01:56:16] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:19] [INFO ] Implicit Places using invariants in 2857 ms returned []
[2024-05-24 01:56:19] [INFO ] Invariant cache hit.
[2024-05-24 01:56:19] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:22] [INFO ] Implicit Places using invariants and state equation in 3016 ms returned []
Implicit Place search using SMT with State Equation took 5877 ms to find 0 implicit places.
[2024-05-24 01:56:22] [INFO ] Redundant transitions in 36 ms returned []
[2024-05-24 01:56:22] [INFO ] Invariant cache hit.
[2024-05-24 01:56:22] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:24] [INFO ] Dead Transitions using invariants and state equation in 2306 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1896/1902 places, 1672/1674 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8338 ms. Remains : 1896/1902 places, 1672/1674 transitions.
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s922 1) (EQ s1215 1)), p0:(OR (EQ s737 0) (EQ s1796 0) (EQ s1798 0) (EQ s1799 0))], 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 256 reset in 1882 ms.
Product exploration explored 100000 steps with 251 reset in 2008 ms.
Computed a total of 1896 stabilizing places and 1672 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1896 transition count 1672
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) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 18 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d02r15-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d02r15-LTLFireability-13 finished in 13385 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(X(p0)) U p1)||G(p2))))'
Support contains 9 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 77 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2024-05-24 01:56:32] [INFO ] Computed 840 invariants in 2539 ms
[2024-05-24 01:56:32] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:34] [INFO ] Implicit Places using invariants in 4948 ms returned []
[2024-05-24 01:56:34] [INFO ] Invariant cache hit.
[2024-05-24 01:56:34] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:37] [INFO ] Implicit Places using invariants and state equation in 2795 ms returned []
Implicit Place search using SMT with State Equation took 7746 ms to find 0 implicit places.
[2024-05-24 01:56:37] [INFO ] Invariant cache hit.
[2024-05-24 01:56:37] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-24 01:56:39] [INFO ] Dead Transitions using invariants and state equation in 2232 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10057 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 281 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p2), (OR (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 6}, { cond=(AND (NOT p1) p2), acceptance={} source=2 dest: 7}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p2) p0), acceptance={} source=4 dest: 3}, { cond=(AND p2 p0), acceptance={} source=4 dest: 4}, { cond=(AND p2 (NOT p0)), acceptance={} source=4 dest: 5}], [{ cond=(NOT p2), acceptance={} source=5 dest: 0}, { cond=p2, acceptance={} source=5 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=6 dest: 0}, { cond=(AND p1 p0), acceptance={0} source=6 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=7 dest: 0}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=7 dest: 3}, { cond=(AND p1 p2 p0), acceptance={} source=7 dest: 4}, { cond=(AND p2 (NOT p0)), acceptance={} source=7 dest: 5}, { cond=(AND (NOT p1) (NOT p2) p0), acceptance={} source=7 dest: 6}, { cond=(AND (NOT p1) p2 p0), acceptance={} source=7 dest: 7}]], initial=1, aps=[p1:(AND (EQ s1068 1) (EQ s1735 1)), p2:(AND (EQ s352 1) (EQ s1410 1) (EQ s1411 1) (EQ s1412 1)), p0:(AND (EQ s378 1) (EQ s1437 1) (EQ s1438 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, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Echo-PT-d02r15-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-15 finished in 10363 ms.
All properties solved by simple procedures.
Total runtime 188914 ms.

BK_STOP 1716515801171

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /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="Echo-PT-d02r15"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is Echo-PT-d02r15, 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 r175-smll-171636279800058"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d02r15.tgz
mv Echo-PT-d02r15 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 ;