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.r492-smll-171636266200132.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 ltsminxred
Input is Echo-PT-d04r03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r492-smll-171636266200132
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1012K
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 3.5K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 18:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 04:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K Apr 12 04:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 04:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Apr 12 04:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:43 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 530K 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-d04r03-LTLFireability-00
FORMULA_NAME Echo-PT-d04r03-LTLFireability-01
FORMULA_NAME Echo-PT-d04r03-LTLFireability-02
FORMULA_NAME Echo-PT-d04r03-LTLFireability-03
FORMULA_NAME Echo-PT-d04r03-LTLFireability-04
FORMULA_NAME Echo-PT-d04r03-LTLFireability-05
FORMULA_NAME Echo-PT-d04r03-LTLFireability-06
FORMULA_NAME Echo-PT-d04r03-LTLFireability-07
FORMULA_NAME Echo-PT-d04r03-LTLFireability-08
FORMULA_NAME Echo-PT-d04r03-LTLFireability-09
FORMULA_NAME Echo-PT-d04r03-LTLFireability-10
FORMULA_NAME Echo-PT-d04r03-LTLFireability-11
FORMULA_NAME Echo-PT-d04r03-LTLFireability-12
FORMULA_NAME Echo-PT-d04r03-LTLFireability-13
FORMULA_NAME Echo-PT-d04r03-LTLFireability-14
FORMULA_NAME Echo-PT-d04r03-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717212359223

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Echo-PT-d04r03
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 03:26:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 03:26:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 03:26:02] [INFO ] Load time of PNML (sax parser for PT used): 435 ms
[2024-06-01 03:26:02] [INFO ] Transformed 1019 places.
[2024-06-01 03:26:02] [INFO ] Transformed 850 transitions.
[2024-06-01 03:26:02] [INFO ] Found NUPN structural information;
[2024-06-01 03:26:02] [INFO ] Parsed PT model containing 1019 places and 850 transitions and 6340 arcs in 696 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA Echo-PT-d04r03-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d04r03-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 99 out of 1019 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1019/1019 places, 850/850 transitions.
Reduce places removed 81 places and 0 transitions.
Iterating post reduction 0 with 81 rules applied. Total rules applied 81 place count 938 transition count 850
Applied a total of 81 rules in 208 ms. Remains 938 /1019 variables (removed 81) and now considering 850/850 (removed 0) transitions.
// Phase 1: matrix 850 rows 938 cols
[2024-06-01 03:26:04] [INFO ] Computed 432 invariants in 1422 ms
[2024-06-01 03:27:22] [INFO ] Performed 21/938 implicitness test of which 0 returned IMPLICIT in 74 seconds.
[2024-06-01 03:27:55] [INFO ] Performed 33/938 implicitness test of which 0 returned IMPLICIT in 107 seconds.
[2024-06-01 03:28:30] [INFO ] Performed 53/938 implicitness test of which 0 returned IMPLICIT in 142 seconds.
[2024-06-01 03:28:30] [INFO ] Timeout of Implicit test with SMT after 142 seconds.
[2024-06-01 03:28:30] [INFO ] Implicit Places using invariants in 147382 ms returned []
[2024-06-01 03:28:30] [INFO ] Invariant cache hit.
[2024-06-01 03:29:19] [INFO ] Performed 23/938 implicitness test of which 0 returned IMPLICIT in 36 seconds.
[2024-06-01 03:29:58] [INFO ] Performed 50/938 implicitness test of which 0 returned IMPLICIT in 75 seconds.
[2024-06-01 03:30:36] [INFO ] Performed 54/938 implicitness test of which 0 returned IMPLICIT in 113 seconds.
[2024-06-01 03:31:06] [INFO ] Performed 88/938 implicitness test of which 0 returned IMPLICIT in 143 seconds.
[2024-06-01 03:31:06] [INFO ] Timeout of Implicit test with SMT after 143 seconds.
[2024-06-01 03:31:06] [INFO ] Implicit Places using invariants and state equation in 156456 ms returned []
Implicit Place search using SMT with State Equation took 303906 ms to find 0 implicit places.
Running 849 sub problems to find dead transitions.
[2024-06-01 03:31:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30057 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 849/849 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 849 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30022 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 0/849 constraints, Known Traps: 0/0 constraints]
After SMT, in 61353ms problems are : Problem set: 0 solved, 849 unsolved
Search for dead transitions found 0 dead transitions in 61433ms
Starting structural reductions in LTL mode, iteration 1 : 938/1019 places, 850/850 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 365606 ms. Remains : 938/1019 places, 850/850 transitions.
Support contains 99 out of 938 places after structural reductions.
[2024-06-01 03:32:08] [INFO ] Flatten gal took : 205 ms
[2024-06-01 03:32:09] [INFO ] Flatten gal took : 174 ms
[2024-06-01 03:32:09] [INFO ] Input system was already deterministic with 850 transitions.
Reduction of identical properties reduced properties to check from 28 to 27
RANDOM walk for 31751 steps (193 resets) in 1602 ms. (19 steps per ms) remains 0/27 properties
FORMULA Echo-PT-d04r03-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 938 stabilizing places and 850 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 938 transition count 850
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_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U ((!p1||G(p2)||X(p3)) U p3)))'
Support contains 14 out of 938 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Applied a total of 0 rules in 145 ms. Remains 938 /938 variables (removed 0) and now considering 850/850 (removed 0) transitions.
[2024-06-01 03:32:10] [INFO ] Invariant cache hit.
[2024-06-01 03:32:47] [INFO ] Performed 23/938 implicitness test of which 0 returned IMPLICIT in 32 seconds.
[2024-06-01 03:33:20] [INFO ] Performed 35/938 implicitness test of which 0 returned IMPLICIT in 65 seconds.
[2024-06-01 03:33:53] [INFO ] Performed 45/938 implicitness test of which 0 returned IMPLICIT in 99 seconds.
[2024-06-01 03:34:25] [INFO ] Performed 47/938 implicitness test of which 0 returned IMPLICIT in 131 seconds.
[2024-06-01 03:34:25] [INFO ] Timeout of Implicit test with SMT after 131 seconds.
[2024-06-01 03:34:25] [INFO ] Implicit Places using invariants in 134879 ms returned []
[2024-06-01 03:34:25] [INFO ] Invariant cache hit.
[2024-06-01 03:35:14] [INFO ] Performed 23/938 implicitness test of which 0 returned IMPLICIT in 36 seconds.
[2024-06-01 03:35:45] [INFO ] Performed 50/938 implicitness test of which 0 returned IMPLICIT in 67 seconds.
[2024-06-01 03:36:30] [INFO ] Performed 66/938 implicitness test of which 0 returned IMPLICIT in 112 seconds.
[2024-06-01 03:37:03] [INFO ] Performed 68/938 implicitness test of which 0 returned IMPLICIT in 144 seconds.
[2024-06-01 03:37:03] [INFO ] Timeout of Implicit test with SMT after 144 seconds.
[2024-06-01 03:37:03] [INFO ] Implicit Places using invariants and state equation in 157703 ms returned []
Implicit Place search using SMT with State Equation took 292588 ms to find 0 implicit places.
Running 849 sub problems to find dead transitions.
[2024-06-01 03:37:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30030 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 849/849 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 849 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30022 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 0/849 constraints, Known Traps: 0/0 constraints]
After SMT, in 60705ms problems are : Problem set: 0 solved, 849 unsolved
Search for dead transitions found 0 dead transitions in 60718ms
Finished structural reductions in LTL mode , in 1 iterations and 353457 ms. Remains : 938/938 places, 850/850 transitions.
Stuttering acceptance computed with spot in 525 ms :[(NOT p3), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), true, (NOT p2)]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-01
Stuttering criterion allowed to conclude after 162 steps with 0 reset in 12 ms.
FORMULA Echo-PT-d04r03-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-01 finished in 354116 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 938 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Graph (complete) has 3593 edges and 938 vertex of which 929 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.16 ms
Discarding 9 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 396 ms. Remains 928 /938 variables (removed 10) and now considering 848/850 (removed 2) transitions.
// Phase 1: matrix 848 rows 928 cols
[2024-06-01 03:38:05] [INFO ] Computed 424 invariants in 887 ms
[2024-06-01 03:38:41] [INFO ] Performed 25/928 implicitness test of which 0 returned IMPLICIT in 33 seconds.
[2024-06-01 03:39:15] [INFO ] Performed 44/928 implicitness test of which 0 returned IMPLICIT in 67 seconds.
[2024-06-01 03:40:45] [INFO ] Performed 70/928 implicitness test of which 1 returned IMPLICIT in 157 seconds.
[2024-06-01 03:40:45] [INFO ] Implicit Places using invariants in 160916 ms returned [70]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 160920 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 927/938 places, 848/850 transitions.
Applied a total of 0 rules in 62 ms. Remains 927 /927 variables (removed 0) and now considering 848/848 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 161379 ms. Remains : 927/938 places, 848/850 transitions.
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-02
Stuttering criterion allowed to conclude after 160 steps with 0 reset in 6 ms.
FORMULA Echo-PT-d04r03-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-02 finished in 161537 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 5 out of 938 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Graph (complete) has 3593 edges and 938 vertex of which 929 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Discarding 9 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 51 ms. Remains 928 /938 variables (removed 10) and now considering 848/850 (removed 2) transitions.
[2024-06-01 03:40:46] [INFO ] Invariant cache hit.
[2024-06-01 03:41:22] [INFO ] Performed 22/928 implicitness test of which 0 returned IMPLICIT in 33 seconds.
[2024-06-01 03:41:56] [INFO ] Performed 44/928 implicitness test of which 0 returned IMPLICIT in 66 seconds.
[2024-06-01 03:42:31] [INFO ] Performed 83/928 implicitness test of which 1 returned IMPLICIT in 102 seconds.
[2024-06-01 03:43:04] [INFO ] Performed 105/928 implicitness test of which 1 returned IMPLICIT in 135 seconds.
[2024-06-01 03:43:26] [INFO ] Implicit Places with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... after 160016 ms
Discarding 1 places :
Implicit Place search using SMT only with invariants took 160018 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 927/938 places, 848/850 transitions.
Applied a total of 0 rules in 45 ms. Remains 927 /927 variables (removed 0) and now considering 848/848 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 160114 ms. Remains : 927/938 places, 848/850 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-03
Stuttering criterion allowed to conclude after 160 steps with 0 reset in 6 ms.
FORMULA Echo-PT-d04r03-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-03 finished in 160252 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||F((F(p2)&&p1))))'
Support contains 6 out of 938 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Applied a total of 0 rules in 21 ms. Remains 938 /938 variables (removed 0) and now considering 850/850 (removed 0) transitions.
// Phase 1: matrix 850 rows 938 cols
[2024-06-01 03:43:27] [INFO ] Computed 432 invariants in 1058 ms
[2024-06-01 03:44:03] [INFO ] Performed 23/938 implicitness test of which 0 returned IMPLICIT in 33 seconds.
[2024-06-01 03:44:35] [INFO ] Performed 29/938 implicitness test of which 0 returned IMPLICIT in 65 seconds.
[2024-06-01 03:45:08] [INFO ] Performed 46/938 implicitness test of which 0 returned IMPLICIT in 98 seconds.
[2024-06-01 03:45:40] [INFO ] Performed 48/938 implicitness test of which 0 returned IMPLICIT in 130 seconds.
[2024-06-01 03:45:40] [INFO ] Timeout of Implicit test with SMT after 130 seconds.
[2024-06-01 03:45:40] [INFO ] Implicit Places using invariants in 134676 ms returned []
[2024-06-01 03:45:40] [INFO ] Invariant cache hit.
[2024-06-01 03:46:35] [INFO ] Performed 38/938 implicitness test of which 0 returned IMPLICIT in 42 seconds.
[2024-06-01 03:47:16] [INFO ] Performed 57/938 implicitness test of which 0 returned IMPLICIT in 83 seconds.
[2024-06-01 03:47:52] [INFO ] Performed 61/938 implicitness test of which 0 returned IMPLICIT in 119 seconds.
[2024-06-01 03:48:20] [INFO ] Implicit Places using invariants and state equation in 160024 ms returned []
Implicit Place search using SMT with State Equation took 294702 ms to find 0 implicit places.
Running 849 sub problems to find dead transitions.
[2024-06-01 03:48:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30021 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 849/849 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 849 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30027 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 0/849 constraints, Known Traps: 0/0 constraints]
After SMT, in 60673ms problems are : Problem set: 0 solved, 849 unsolved
Search for dead transitions found 0 dead transitions in 60684ms
Finished structural reductions in LTL mode , in 1 iterations and 355411 ms. Remains : 938/938 places, 850/850 transitions.
Stuttering acceptance computed with spot in 296 ms :[(NOT p2), (OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-04
Stuttering criterion allowed to conclude after 162 steps with 0 reset in 5 ms.
FORMULA Echo-PT-d04r03-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-04 finished in 355739 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p1)&&p0)))'
Support contains 13 out of 938 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Graph (complete) has 3593 edges and 938 vertex of which 929 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.9 ms
Discarding 9 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 66 ms. Remains 929 /938 variables (removed 9) and now considering 849/850 (removed 1) transitions.
// Phase 1: matrix 849 rows 929 cols
[2024-06-01 03:49:23] [INFO ] Computed 424 invariants in 1133 ms
[2024-06-01 03:50:05] [INFO ] Performed 21/929 implicitness test of which 0 returned IMPLICIT in 40 seconds.
[2024-06-01 03:50:37] [INFO ] Performed 24/929 implicitness test of which 0 returned IMPLICIT in 72 seconds.
[2024-06-01 03:51:14] [INFO ] Performed 62/929 implicitness test of which 0 returned IMPLICIT in 108 seconds.
[2024-06-01 03:51:46] [INFO ] Performed 66/929 implicitness test of which 0 returned IMPLICIT in 140 seconds.
[2024-06-01 03:51:46] [INFO ] Timeout of Implicit test with SMT after 140 seconds.
[2024-06-01 03:51:46] [INFO ] Implicit Places using invariants in 144256 ms returned []
[2024-06-01 03:51:46] [INFO ] Invariant cache hit.
[2024-06-01 03:54:26] [INFO ] Implicit Places using invariants and state equation in 160011 ms returned []
Implicit Place search using SMT with State Equation took 304268 ms to find 0 implicit places.
[2024-06-01 03:54:26] [INFO ] Redundant transitions in 57 ms returned []
Running 848 sub problems to find dead transitions.
[2024-06-01 03:54:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/928 variables, 928/928 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 928/1778 variables, and 1344 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30023 ms.
Refiners :[Domain max(s): 928/929 constraints, Generalized P Invariants (flows): 416/424 constraints, State Equation: 0/929 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/928 variables, 928/928 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 928/1778 variables, and 1344 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30021 ms.
Refiners :[Domain max(s): 928/929 constraints, Generalized P Invariants (flows): 416/424 constraints, State Equation: 0/929 constraints, PredecessorRefiner: 0/848 constraints, Known Traps: 0/0 constraints]
After SMT, in 60823ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 60833ms
Starting structural reductions in SI_LTL mode, iteration 1 : 929/938 places, 849/850 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 365237 ms. Remains : 929/938 places, 849/850 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-05
Stuttering criterion allowed to conclude after 161 steps with 0 reset in 3 ms.
FORMULA Echo-PT-d04r03-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-05 finished in 365345 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 6 out of 938 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Graph (complete) has 3593 edges and 938 vertex of which 929 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 37 ms. Remains 928 /938 variables (removed 10) and now considering 848/850 (removed 2) transitions.
// Phase 1: matrix 848 rows 928 cols
[2024-06-01 03:55:28] [INFO ] Computed 424 invariants in 1019 ms
[2024-06-01 03:56:06] [INFO ] Performed 44/928 implicitness test of which 0 returned IMPLICIT in 35 seconds.
[2024-06-01 03:56:40] [INFO ] Performed 64/928 implicitness test of which 0 returned IMPLICIT in 69 seconds.
[2024-06-01 03:57:13] [INFO ] Performed 73/928 implicitness test of which 1 returned IMPLICIT in 102 seconds.
[2024-06-01 03:57:47] [INFO ] Performed 105/928 implicitness test of which 1 returned IMPLICIT in 136 seconds.
[2024-06-01 03:58:08] [INFO ] Implicit Places using invariants in 161034 ms returned [70]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 161035 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 927/938 places, 848/850 transitions.
Applied a total of 0 rules in 33 ms. Remains 927 /927 variables (removed 0) and now considering 848/848 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 161106 ms. Remains : 927/938 places, 848/850 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-07
Stuttering criterion allowed to conclude after 160 steps with 0 reset in 3 ms.
FORMULA Echo-PT-d04r03-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-07 finished in 161162 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((X(p1)&&p0)))))'
Support contains 9 out of 938 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Applied a total of 0 rules in 16 ms. Remains 938 /938 variables (removed 0) and now considering 850/850 (removed 0) transitions.
// Phase 1: matrix 850 rows 938 cols
[2024-06-01 03:58:09] [INFO ] Computed 432 invariants in 1165 ms
[2024-06-01 03:58:46] [INFO ] Performed 28/938 implicitness test of which 0 returned IMPLICIT in 33 seconds.
[2024-06-01 03:59:18] [INFO ] Performed 30/938 implicitness test of which 0 returned IMPLICIT in 65 seconds.
[2024-06-01 03:59:51] [INFO ] Performed 36/938 implicitness test of which 0 returned IMPLICIT in 98 seconds.
[2024-06-01 04:00:23] [INFO ] Performed 38/938 implicitness test of which 0 returned IMPLICIT in 130 seconds.
[2024-06-01 04:00:23] [INFO ] Timeout of Implicit test with SMT after 130 seconds.
[2024-06-01 04:00:23] [INFO ] Implicit Places using invariants in 134535 ms returned []
[2024-06-01 04:00:23] [INFO ] Invariant cache hit.
[2024-06-01 04:01:12] [INFO ] Performed 23/938 implicitness test of which 0 returned IMPLICIT in 36 seconds.
[2024-06-01 04:01:47] [INFO ] Performed 26/938 implicitness test of which 0 returned IMPLICIT in 71 seconds.
[2024-06-01 04:02:19] [INFO ] Performed 28/938 implicitness test of which 0 returned IMPLICIT in 103 seconds.
[2024-06-01 04:02:55] [INFO ] Performed 35/938 implicitness test of which 0 returned IMPLICIT in 140 seconds.
[2024-06-01 04:02:55] [INFO ] Timeout of Implicit test with SMT after 140 seconds.
[2024-06-01 04:02:55] [INFO ] Implicit Places using invariants and state equation in 152897 ms returned []
Implicit Place search using SMT with State Equation took 287434 ms to find 0 implicit places.
Running 849 sub problems to find dead transitions.
[2024-06-01 04:02:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30031 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 849/849 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 849 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30025 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 0/849 constraints, Known Traps: 0/0 constraints]
After SMT, in 60565ms problems are : Problem set: 0 solved, 849 unsolved
Search for dead transitions found 0 dead transitions in 60576ms
Finished structural reductions in LTL mode , in 1 iterations and 348029 ms. Remains : 938/938 places, 850/850 transitions.
Stuttering acceptance computed with spot in 157 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-09
Stuttering criterion allowed to conclude after 162 steps with 0 reset in 3 ms.
FORMULA Echo-PT-d04r03-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-09 finished in 348209 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 4 out of 938 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Graph (complete) has 3593 edges and 938 vertex of which 929 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 32 ms. Remains 928 /938 variables (removed 10) and now considering 848/850 (removed 2) transitions.
// Phase 1: matrix 848 rows 928 cols
[2024-06-01 04:03:57] [INFO ] Computed 424 invariants in 913 ms
[2024-06-01 04:04:34] [INFO ] Performed 25/928 implicitness test of which 0 returned IMPLICIT in 33 seconds.
[2024-06-01 04:05:12] [INFO ] Performed 94/928 implicitness test of which 1 returned IMPLICIT in 72 seconds.
[2024-06-01 04:05:45] [INFO ] Performed 112/928 implicitness test of which 1 returned IMPLICIT in 104 seconds.
[2024-06-01 04:06:18] [INFO ] Performed 122/928 implicitness test of which 1 returned IMPLICIT in 137 seconds.
[2024-06-01 04:06:37] [INFO ] Implicit Places with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... after 160928 ms
Discarding 1 places :
Implicit Place search using SMT only with invariants took 160930 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 927/938 places, 848/850 transitions.
Applied a total of 0 rules in 44 ms. Remains 927 /927 variables (removed 0) and now considering 848/848 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 161019 ms. Remains : 927/938 places, 848/850 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-10
Stuttering criterion allowed to conclude after 160 steps with 0 reset in 3 ms.
FORMULA Echo-PT-d04r03-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-10 finished in 161082 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F((X(p2)&&p1)))))'
Support contains 13 out of 938 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Applied a total of 0 rules in 14 ms. Remains 938 /938 variables (removed 0) and now considering 850/850 (removed 0) transitions.
// Phase 1: matrix 850 rows 938 cols
[2024-06-01 04:06:38] [INFO ] Computed 432 invariants in 1089 ms
[2024-06-01 04:07:14] [INFO ] Performed 18/938 implicitness test of which 0 returned IMPLICIT in 33 seconds.
[2024-06-01 04:07:49] [INFO ] Performed 38/938 implicitness test of which 0 returned IMPLICIT in 67 seconds.
[2024-06-01 04:08:21] [INFO ] Performed 40/938 implicitness test of which 0 returned IMPLICIT in 99 seconds.
[2024-06-01 04:08:52] [INFO ] Performed 50/938 implicitness test of which 0 returned IMPLICIT in 130 seconds.
[2024-06-01 04:08:52] [INFO ] Timeout of Implicit test with SMT after 130 seconds.
[2024-06-01 04:08:52] [INFO ] Implicit Places using invariants in 134840 ms returned []
[2024-06-01 04:08:52] [INFO ] Invariant cache hit.
[2024-06-01 04:09:41] [INFO ] Performed 23/938 implicitness test of which 0 returned IMPLICIT in 36 seconds.
[2024-06-01 04:10:20] [INFO ] Performed 29/938 implicitness test of which 0 returned IMPLICIT in 74 seconds.
[2024-06-01 04:10:58] [INFO ] Performed 43/938 implicitness test of which 0 returned IMPLICIT in 113 seconds.
[2024-06-01 04:11:30] [INFO ] Performed 45/938 implicitness test of which 0 returned IMPLICIT in 145 seconds.
[2024-06-01 04:11:30] [INFO ] Timeout of Implicit test with SMT after 145 seconds.
[2024-06-01 04:11:30] [INFO ] Implicit Places using invariants and state equation in 158038 ms returned []
Implicit Place search using SMT with State Equation took 292879 ms to find 0 implicit places.
Running 849 sub problems to find dead transitions.
[2024-06-01 04:11:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30021 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 849/849 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 849 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30021 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 0/849 constraints, Known Traps: 0/0 constraints]
After SMT, in 60758ms problems are : Problem set: 0 solved, 849 unsolved
Search for dead transitions found 0 dead transitions in 60769ms
Finished structural reductions in LTL mode , in 1 iterations and 353665 ms. Remains : 938/938 places, 850/850 transitions.
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-11
Stuttering criterion allowed to conclude after 162 steps with 0 reset in 5 ms.
FORMULA Echo-PT-d04r03-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d04r03-LTLFireability-11 finished in 353924 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 7 out of 938 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Graph (complete) has 3593 edges and 938 vertex of which 929 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 31 ms. Remains 929 /938 variables (removed 9) and now considering 849/850 (removed 1) transitions.
// Phase 1: matrix 849 rows 929 cols
[2024-06-01 04:12:32] [INFO ] Computed 424 invariants in 978 ms
[2024-06-01 04:13:14] [INFO ] Performed 22/929 implicitness test of which 0 returned IMPLICIT in 40 seconds.
[2024-06-01 04:13:47] [INFO ] Performed 26/929 implicitness test of which 0 returned IMPLICIT in 73 seconds.
[2024-06-01 04:14:19] [INFO ] Performed 36/929 implicitness test of which 0 returned IMPLICIT in 105 seconds.
[2024-06-01 04:14:51] [INFO ] Performed 38/929 implicitness test of which 0 returned IMPLICIT in 137 seconds.
[2024-06-01 04:14:51] [INFO ] Timeout of Implicit test with SMT after 137 seconds.
[2024-06-01 04:14:51] [INFO ] Implicit Places using invariants in 139877 ms returned []
[2024-06-01 04:14:51] [INFO ] Invariant cache hit.
[2024-06-01 04:17:31] [INFO ] Implicit Places with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... after 160017 ms
Implicit Place search using SMT with State Equation took 299895 ms to find 0 implicit places.
[2024-06-01 04:17:31] [INFO ] Redundant transitions in 13 ms returned []
Running 848 sub problems to find dead transitions.
[2024-06-01 04:17:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/928 variables, 928/928 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 928/1778 variables, and 1344 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30018 ms.
Refiners :[Domain max(s): 928/929 constraints, Generalized P Invariants (flows): 416/424 constraints, State Equation: 0/929 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/928 variables, 928/928 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 928/1778 variables, and 1344 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30030 ms.
Refiners :[Domain max(s): 928/929 constraints, Generalized P Invariants (flows): 416/424 constraints, State Equation: 0/929 constraints, PredecessorRefiner: 0/848 constraints, Known Traps: 0/0 constraints]
After SMT, in 60769ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 60779ms
Starting structural reductions in SI_LTL mode, iteration 1 : 929/938 places, 849/850 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 360728 ms. Remains : 929/938 places, 849/850 transitions.
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-12
Product exploration explored 100000 steps with 617 reset in 1689 ms.
Product exploration explored 100000 steps with 617 reset in 1503 ms.
Computed a total of 929 stabilizing places and 849 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 929 transition count 849
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X (AND p1 (NOT p0))), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (F (G p1)), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 87 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-d04r03-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d04r03-LTLFireability-12 finished in 364840 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G((p0 U !p1))&&X(p2)))))'
Support contains 13 out of 938 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Applied a total of 0 rules in 21 ms. Remains 938 /938 variables (removed 0) and now considering 850/850 (removed 0) transitions.
// Phase 1: matrix 850 rows 938 cols
[2024-06-01 04:18:37] [INFO ] Computed 432 invariants in 1204 ms
[2024-06-01 04:19:14] [INFO ] Performed 22/938 implicitness test of which 0 returned IMPLICIT in 32 seconds.
[2024-06-01 04:19:47] [INFO ] Performed 38/938 implicitness test of which 0 returned IMPLICIT in 66 seconds.
[2024-06-01 04:20:20] [INFO ] Performed 52/938 implicitness test of which 0 returned IMPLICIT in 99 seconds.
[2024-06-01 04:20:54] [INFO ] Performed 61/938 implicitness test of which 0 returned IMPLICIT in 133 seconds.
[2024-06-01 04:20:54] [INFO ] Timeout of Implicit test with SMT after 133 seconds.
[2024-06-01 04:20:54] [INFO ] Implicit Places using invariants in 137843 ms returned []
[2024-06-01 04:20:54] [INFO ] Invariant cache hit.
[2024-06-01 04:21:43] [INFO ] Performed 23/938 implicitness test of which 0 returned IMPLICIT in 36 seconds.
[2024-06-01 04:22:15] [INFO ] Performed 25/938 implicitness test of which 0 returned IMPLICIT in 68 seconds.
[2024-06-01 04:22:48] [INFO ] Performed 27/938 implicitness test of which 0 returned IMPLICIT in 100 seconds.
[2024-06-01 04:23:20] [INFO ] Performed 29/938 implicitness test of which 0 returned IMPLICIT in 132 seconds.
[2024-06-01 04:23:20] [INFO ] Timeout of Implicit test with SMT after 132 seconds.
[2024-06-01 04:23:20] [INFO ] Implicit Places using invariants and state equation in 145687 ms returned []
Implicit Place search using SMT with State Equation took 283531 ms to find 0 implicit places.
Running 849 sub problems to find dead transitions.
[2024-06-01 04:23:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30033 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 849/849 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 849 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/937 variables, 937/937 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 937/1788 variables, and 1360 constraints, problems are : Problem set: 0 solved, 849 unsolved in 30020 ms.
Refiners :[Domain max(s): 937/938 constraints, Generalized P Invariants (flows): 423/432 constraints, State Equation: 0/938 constraints, PredecessorRefiner: 0/849 constraints, Known Traps: 0/0 constraints]
After SMT, in 60582ms problems are : Problem set: 0 solved, 849 unsolved
Search for dead transitions found 0 dead transitions in 60594ms
Finished structural reductions in LTL mode , in 1 iterations and 344148 ms. Remains : 938/938 places, 850/850 transitions.
Stuttering acceptance computed with spot in 251 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), p1, (NOT p2), p1]
Running random walk in product with property : Echo-PT-d04r03-LTLFireability-13
Product exploration explored 100000 steps with 1222 reset in 1867 ms.
Product exploration explored 100000 steps with 1234 reset in 1409 ms.
Computed a total of 938 stabilizing places and 850 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 938 transition count 850
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) (NOT p0) p2), (X (OR (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (X p2)), (X (X (OR (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2)))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 p0 (NOT p2))))), (F (G (NOT p1))), (F (G (NOT p0))), (F (G p2))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 18 factoid took 248 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d04r03-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d04r03-LTLFireability-13 finished in 348624 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(X(F(p0)))||G((X(X(p0)) U p1))))'
Support contains 11 out of 938 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 938/938 places, 850/850 transitions.
Applied a total of 0 rules in 19 ms. Remains 938 /938 variables (removed 0) and now considering 850/850 (removed 0) transitions.
[2024-06-01 04:24:25] [INFO ] Invariant cache hit.
[2024-06-01 04:25:03] [INFO ] Performed 35/938 implicitness test of which 0 returned IMPLICIT in 34 seconds.
[2024-06-01 04:25:36] [INFO ] Performed 49/938 implicitness test of which 0 returned IMPLICIT in 67 seconds.

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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-d04r03"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is Echo-PT-d04r03, 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 r492-smll-171636266200132"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d04r03.tgz
mv Echo-PT-d04r03 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 ;