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.r180-tall-171640602600068.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 itstools
Input is FlexibleBarrier-PT-12a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640602600068
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K 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 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 22 14:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 09:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 149K Apr 13 09:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 13 09:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K Apr 13 09:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 128K 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 FlexibleBarrier-PT-12a-LTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-12a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716420760159

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-12a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-22 23:32:41] [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]
[2024-05-22 23:32:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 23:32:41] [INFO ] Load time of PNML (sax parser for PT used): 85 ms
[2024-05-22 23:32:41] [INFO ] Transformed 147 places.
[2024-05-22 23:32:41] [INFO ] Transformed 448 transitions.
[2024-05-22 23:32:41] [INFO ] Found NUPN structural information;
[2024-05-22 23:32:41] [INFO ] Parsed PT model containing 147 places and 448 transitions and 2045 arcs in 186 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 122 transitions
Reduce redundant transitions removed 122 transitions.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-12a-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-12a-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-12a-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 28 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 326/326 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 147 transition count 314
Applied a total of 12 rules in 30 ms. Remains 147 /147 variables (removed 0) and now considering 314/326 (removed 12) transitions.
// Phase 1: matrix 314 rows 147 cols
[2024-05-22 23:32:41] [INFO ] Computed 14 invariants in 8 ms
[2024-05-22 23:32:41] [INFO ] Implicit Places using invariants in 253 ms returned []
[2024-05-22 23:32:41] [INFO ] Invariant cache hit.
[2024-05-22 23:32:42] [INFO ] State equation strengthened by 193 read => feed constraints.
[2024-05-22 23:32:42] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 510 ms to find 0 implicit places.
Running 313 sub problems to find dead transitions.
[2024-05-22 23:32:42] [INFO ] Invariant cache hit.
[2024-05-22 23:32:42] [INFO ] State equation strengthened by 193 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 2 (OVERLAPS) 1/147 variables, 14/160 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/147 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 5 (OVERLAPS) 314/461 variables, 147/308 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/461 variables, 193/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/461 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 8 (OVERLAPS) 0/461 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
No progress, stopping.
After SMT solving in domain Real declared 461/461 variables, and 501 constraints, problems are : Problem set: 0 solved, 313 unsolved in 11115 ms.
Refiners :[Domain max(s): 147/147 constraints, Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 147/147 constraints, ReadFeed: 193/193 constraints, PredecessorRefiner: 313/313 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 313 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 2 (OVERLAPS) 1/147 variables, 14/160 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/147 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 5 (OVERLAPS) 314/461 variables, 147/308 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/461 variables, 193/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/461 variables, 313/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/461 variables, 0/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 9 (OVERLAPS) 0/461 variables, 0/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
No progress, stopping.
After SMT solving in domain Int declared 461/461 variables, and 814 constraints, problems are : Problem set: 0 solved, 313 unsolved in 9905 ms.
Refiners :[Domain max(s): 147/147 constraints, Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 147/147 constraints, ReadFeed: 193/193 constraints, PredecessorRefiner: 313/313 constraints, Known Traps: 0/0 constraints]
After SMT, in 21329ms problems are : Problem set: 0 solved, 313 unsolved
Search for dead transitions found 0 dead transitions in 21359ms
Starting structural reductions in LTL mode, iteration 1 : 147/147 places, 314/326 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 21930 ms. Remains : 147/147 places, 314/326 transitions.
Support contains 28 out of 147 places after structural reductions.
[2024-05-22 23:33:03] [INFO ] Flatten gal took : 41 ms
[2024-05-22 23:33:03] [INFO ] Flatten gal took : 18 ms
[2024-05-22 23:33:03] [INFO ] Input system was already deterministic with 314 transitions.
Reduction of identical properties reduced properties to check from 29 to 27
RANDOM walk for 40000 steps (8 resets) in 727 ms. (54 steps per ms) remains 1/27 properties
BEST_FIRST walk for 40004 steps (8 resets) in 207 ms. (192 steps per ms) remains 1/1 properties
[2024-05-22 23:33:04] [INFO ] Invariant cache hit.
[2024-05-22 23:33:04] [INFO ] State equation strengthened by 193 read => feed constraints.
Problem AtomicPropp14 is UNSAT
After SMT solving in domain Real declared 3/461 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 26 ms.
Refiners :[Domain max(s): 0/147 constraints, Positive P Invariants (semi-flows): 0/14 constraints, State Equation: 0/147 constraints, ReadFeed: 0/193 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 33ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 3 stabilizing places and 1 stable transitions
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(p1)||p0))||(F(p2) U p3)))'
Support contains 4 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 5 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
[2024-05-22 23:33:04] [INFO ] Invariant cache hit.
[2024-05-22 23:33:04] [INFO ] Implicit Places using invariants in 105 ms returned [146]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 107 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 146/147 places, 314/314 transitions.
Applied a total of 0 rules in 5 ms. Remains 146 /146 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 117 ms. Remains : 146/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 448 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p2) p3 (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p3)), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p3), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 620 ms.
Product exploration explored 100000 steps with 50000 reset in 462 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p2) p0 p1), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND (NOT p3) (NOT p0) p1))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p1)))), (X (NOT (AND p3 (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND p3 (NOT p2) (NOT p0) p1))), (X p0), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1))), (X p1), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p1)))))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p2) p1))), (X (X (NOT (AND (NOT p3) (NOT p2) p1)))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p3) (NOT p2)))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p3) p1))), (X (X (NOT (AND (NOT p3) p1)))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 14 factoid took 21 ms. Reduced automaton from 7 states, 17 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-12a-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-00 finished in 1745 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((p0||G(p1))))'
Support contains 4 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 7 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
[2024-05-22 23:33:06] [INFO ] Invariant cache hit.
[2024-05-22 23:33:06] [INFO ] Implicit Places using invariants in 92 ms returned [146]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 93 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 146/147 places, 314/314 transitions.
Applied a total of 0 rules in 2 ms. Remains 146 /146 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 102 ms. Remains : 146/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 114 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-01 finished in 235 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' '!((p0 U G((p1&&X((!p2&&X(F(!p3))))))))'
Support contains 8 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 5 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
[2024-05-22 23:33:06] [INFO ] Invariant cache hit.
[2024-05-22 23:33:06] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-05-22 23:33:06] [INFO ] Invariant cache hit.
[2024-05-22 23:33:06] [INFO ] State equation strengthened by 193 read => feed constraints.
[2024-05-22 23:33:06] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 241 ms to find 0 implicit places.
Running 313 sub problems to find dead transitions.
[2024-05-22 23:33:06] [INFO ] Invariant cache hit.
[2024-05-22 23:33:06] [INFO ] State equation strengthened by 193 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 2 (OVERLAPS) 1/147 variables, 14/160 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/147 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 5 (OVERLAPS) 314/461 variables, 147/308 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/461 variables, 193/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/461 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 8 (OVERLAPS) 0/461 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
No progress, stopping.
After SMT solving in domain Real declared 461/461 variables, and 501 constraints, problems are : Problem set: 0 solved, 313 unsolved in 10114 ms.
Refiners :[Domain max(s): 147/147 constraints, Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 147/147 constraints, ReadFeed: 193/193 constraints, PredecessorRefiner: 313/313 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 313 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 2 (OVERLAPS) 1/147 variables, 14/160 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/147 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 5 (OVERLAPS) 314/461 variables, 147/308 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/461 variables, 193/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/461 variables, 313/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/461 variables, 0/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 9 (OVERLAPS) 0/461 variables, 0/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
No progress, stopping.
After SMT solving in domain Int declared 461/461 variables, and 814 constraints, problems are : Problem set: 0 solved, 313 unsolved in 9820 ms.
Refiners :[Domain max(s): 147/147 constraints, Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 147/147 constraints, ReadFeed: 193/193 constraints, PredecessorRefiner: 313/313 constraints, Known Traps: 0/0 constraints]
After SMT, in 20074ms problems are : Problem set: 0 solved, 313 unsolved
Search for dead transitions found 0 dead transitions in 20078ms
Finished structural reductions in LTL mode , in 1 iterations and 20327 ms. Remains : 147/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p1) p2 p3), true, (OR (NOT p1) p3 p2), (OR p3 p2), p3]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-02
Entered a terminal (fully accepting) state of product in 269 steps with 67 reset in 2 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-02 finished in 20535 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)||(X((p1||G(p0)))&&G((!p1||X(!p2))))||G(p1))))'
Support contains 6 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 2 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
[2024-05-22 23:33:27] [INFO ] Invariant cache hit.
[2024-05-22 23:33:27] [INFO ] Implicit Places using invariants in 83 ms returned [146]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 85 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 146/147 places, 314/314 transitions.
Applied a total of 0 rules in 2 ms. Remains 146 /146 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 89 ms. Remains : 146/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, (AND (NOT p1) (NOT p0) p2)]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-03
Product exploration explored 100000 steps with 1619 reset in 405 ms.
Stack based approach found an accepted trace after 17881 steps with 307 reset with depth 16 and stack size 16 in 105 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-03 finished in 821 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)))'
Support contains 2 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 3 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
[2024-05-22 23:33:27] [INFO ] Invariant cache hit.
[2024-05-22 23:33:28] [INFO ] Implicit Places using invariants in 125 ms returned [146]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 129 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 146/147 places, 314/314 transitions.
Applied a total of 0 rules in 3 ms. Remains 146 /146 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 135 ms. Remains : 146/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 73 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-05 finished in 227 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((p0||X(F(p1)))))'
Support contains 5 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 2 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
[2024-05-22 23:33:28] [INFO ] Invariant cache hit.
[2024-05-22 23:33:28] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-22 23:33:28] [INFO ] Invariant cache hit.
[2024-05-22 23:33:28] [INFO ] State equation strengthened by 193 read => feed constraints.
[2024-05-22 23:33:28] [INFO ] Implicit Places using invariants and state equation in 162 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
Running 313 sub problems to find dead transitions.
[2024-05-22 23:33:28] [INFO ] Invariant cache hit.
[2024-05-22 23:33:28] [INFO ] State equation strengthened by 193 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 2 (OVERLAPS) 1/147 variables, 14/160 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/147 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 5 (OVERLAPS) 314/461 variables, 147/308 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/461 variables, 193/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/461 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 8 (OVERLAPS) 0/461 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
No progress, stopping.
After SMT solving in domain Real declared 461/461 variables, and 501 constraints, problems are : Problem set: 0 solved, 313 unsolved in 10214 ms.
Refiners :[Domain max(s): 147/147 constraints, Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 147/147 constraints, ReadFeed: 193/193 constraints, PredecessorRefiner: 313/313 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 313 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 2 (OVERLAPS) 1/147 variables, 14/160 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/147 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 5 (OVERLAPS) 314/461 variables, 147/308 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/461 variables, 193/501 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/461 variables, 313/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/461 variables, 0/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 9 (OVERLAPS) 0/461 variables, 0/814 constraints. Problems are: Problem set: 0 solved, 313 unsolved
No progress, stopping.
After SMT solving in domain Int declared 461/461 variables, and 814 constraints, problems are : Problem set: 0 solved, 313 unsolved in 9842 ms.
Refiners :[Domain max(s): 147/147 constraints, Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 147/147 constraints, ReadFeed: 193/193 constraints, PredecessorRefiner: 313/313 constraints, Known Traps: 0/0 constraints]
After SMT, in 20200ms problems are : Problem set: 0 solved, 313 unsolved
Search for dead transitions found 0 dead transitions in 20203ms
Finished structural reductions in LTL mode , in 1 iterations and 20446 ms. Remains : 147/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-07
Product exploration explored 100000 steps with 2990 reset in 374 ms.
Stack based approach found an accepted trace after 27 steps with 2 reset with depth 5 and stack size 5 in 0 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-07 finished in 20940 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((p0||G(F(!p1)))))'
Support contains 5 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 2 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
[2024-05-22 23:33:49] [INFO ] Invariant cache hit.
[2024-05-22 23:33:49] [INFO ] Implicit Places using invariants in 138 ms returned [146]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 139 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 146/147 places, 314/314 transitions.
Applied a total of 0 rules in 2 ms. Remains 146 /146 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 143 ms. Remains : 146/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 152 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-09
Product exploration explored 100000 steps with 1393 reset in 305 ms.
Stack based approach found an accepted trace after 624 steps with 10 reset with depth 12 and stack size 12 in 3 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-09 finished in 616 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((X(p0)||G(p1)))&&F(p2))))'
Support contains 6 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 7 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
[2024-05-22 23:33:49] [INFO ] Invariant cache hit.
[2024-05-22 23:33:49] [INFO ] Implicit Places using invariants in 129 ms returned [146]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 130 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 146/147 places, 314/314 transitions.
Applied a total of 0 rules in 1 ms. Remains 146 /146 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 138 ms. Remains : 146/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-10
Product exploration explored 100000 steps with 13720 reset in 431 ms.
Stack based approach found an accepted trace after 104 steps with 15 reset with depth 7 and stack size 7 in 0 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-10 finished in 746 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 5 out of 147 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Graph (trivial) has 110 edges and 147 vertex of which 24 / 147 are part of one of the 8 SCC in 5 ms
Free SCC test removed 16 places
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 0 with 72 rules applied. Total rules applied 73 place count 95 transition count 241
Drop transitions (Redundant composition of simpler transitions.) removed 88 transitions
Redundant transition composition rules discarded 88 transitions
Iterating global reduction 0 with 88 rules applied. Total rules applied 161 place count 95 transition count 153
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 163 place count 95 transition count 153
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 165 place count 93 transition count 151
Iterating global reduction 0 with 2 rules applied. Total rules applied 167 place count 93 transition count 151
Applied a total of 167 rules in 72 ms. Remains 93 /147 variables (removed 54) and now considering 151/314 (removed 163) transitions.
[2024-05-22 23:33:50] [INFO ] Flow matrix only has 132 transitions (discarded 19 similar events)
// Phase 1: matrix 132 rows 93 cols
[2024-05-22 23:33:50] [INFO ] Computed 14 invariants in 14 ms
[2024-05-22 23:33:50] [INFO ] Implicit Places using invariants in 102 ms returned [92]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 103 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 92/147 places, 151/314 transitions.
Graph (trivial) has 116 edges and 92 vertex of which 24 / 92 are part of one of the 8 SCC in 0 ms
Free SCC test removed 16 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 76 transition count 107
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 25 place count 64 transition count 107
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 25 place count 64 transition count 95
Deduced a syphon composed of 12 places in 3 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 49 place count 52 transition count 95
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 81 place count 36 transition count 79
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 2 with 12 rules applied. Total rules applied 93 place count 36 transition count 67
Applied a total of 93 rules in 22 ms. Remains 36 /92 variables (removed 56) and now considering 67/151 (removed 84) transitions.
[2024-05-22 23:33:50] [INFO ] Flow matrix only has 52 transitions (discarded 15 similar events)
// Phase 1: matrix 52 rows 36 cols
[2024-05-22 23:33:50] [INFO ] Computed 13 invariants in 0 ms
[2024-05-22 23:33:50] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-22 23:33:50] [INFO ] Flow matrix only has 52 transitions (discarded 15 similar events)
[2024-05-22 23:33:50] [INFO ] Invariant cache hit.
[2024-05-22 23:33:50] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-22 23:33:50] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 36/147 places, 67/314 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 276 ms. Remains : 36/147 places, 67/314 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-11 finished in 376 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 3 out of 147 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Graph (trivial) has 115 edges and 147 vertex of which 30 / 147 are part of one of the 10 SCC in 1 ms
Free SCC test removed 20 places
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 0 with 72 rules applied. Total rules applied 73 place count 91 transition count 222
Drop transitions (Redundant composition of simpler transitions.) removed 83 transitions
Redundant transition composition rules discarded 83 transitions
Iterating global reduction 0 with 83 rules applied. Total rules applied 156 place count 91 transition count 139
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 157 place count 91 transition count 139
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 158 place count 90 transition count 138
Iterating global reduction 0 with 1 rules applied. Total rules applied 159 place count 90 transition count 138
Applied a total of 159 rules in 27 ms. Remains 90 /147 variables (removed 57) and now considering 138/314 (removed 176) transitions.
[2024-05-22 23:33:50] [INFO ] Flow matrix only has 117 transitions (discarded 21 similar events)
// Phase 1: matrix 117 rows 90 cols
[2024-05-22 23:33:50] [INFO ] Computed 14 invariants in 2 ms
[2024-05-22 23:33:50] [INFO ] Implicit Places using invariants in 113 ms returned [89]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 114 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 89/147 places, 138/314 transitions.
Graph (trivial) has 118 edges and 89 vertex of which 30 / 89 are part of one of the 10 SCC in 1 ms
Free SCC test removed 20 places
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 69 transition count 86
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 25 place count 57 transition count 86
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 25 place count 57 transition count 74
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 49 place count 45 transition count 74
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 77 place count 31 transition count 60
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 2 with 12 rules applied. Total rules applied 89 place count 31 transition count 48
Applied a total of 89 rules in 6 ms. Remains 31 /89 variables (removed 58) and now considering 48/138 (removed 90) transitions.
[2024-05-22 23:33:50] [INFO ] Flow matrix only has 35 transitions (discarded 13 similar events)
// Phase 1: matrix 35 rows 31 cols
[2024-05-22 23:33:50] [INFO ] Computed 13 invariants in 0 ms
[2024-05-22 23:33:51] [INFO ] Implicit Places using invariants in 138 ms returned []
[2024-05-22 23:33:51] [INFO ] Flow matrix only has 35 transitions (discarded 13 similar events)
[2024-05-22 23:33:51] [INFO ] Invariant cache hit.
[2024-05-22 23:33:51] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-05-22 23:33:51] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 31/147 places, 48/314 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 320 ms. Remains : 31/147 places, 48/314 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-12
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-12 finished in 400 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(F(p0))||G(p1))))'
Support contains 5 out of 147 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Graph (trivial) has 114 edges and 147 vertex of which 30 / 147 are part of one of the 10 SCC in 0 ms
Free SCC test removed 20 places
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 0 with 72 rules applied. Total rules applied 73 place count 91 transition count 222
Drop transitions (Redundant composition of simpler transitions.) removed 83 transitions
Redundant transition composition rules discarded 83 transitions
Iterating global reduction 0 with 83 rules applied. Total rules applied 156 place count 91 transition count 139
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 157 place count 91 transition count 139
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 158 place count 90 transition count 138
Iterating global reduction 0 with 1 rules applied. Total rules applied 159 place count 90 transition count 138
Applied a total of 159 rules in 17 ms. Remains 90 /147 variables (removed 57) and now considering 138/314 (removed 176) transitions.
[2024-05-22 23:33:51] [INFO ] Flow matrix only has 117 transitions (discarded 21 similar events)
// Phase 1: matrix 117 rows 90 cols
[2024-05-22 23:33:51] [INFO ] Computed 14 invariants in 0 ms
[2024-05-22 23:33:51] [INFO ] Implicit Places using invariants in 401 ms returned []
[2024-05-22 23:33:51] [INFO ] Flow matrix only has 117 transitions (discarded 21 similar events)
[2024-05-22 23:33:51] [INFO ] Invariant cache hit.
[2024-05-22 23:33:51] [INFO ] State equation strengthened by 87 read => feed constraints.
[2024-05-22 23:33:51] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 493 ms to find 0 implicit places.
[2024-05-22 23:33:51] [INFO ] Redundant transitions in 21 ms returned [63]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 136 sub problems to find dead transitions.
[2024-05-22 23:33:51] [INFO ] Flow matrix only has 116 transitions (discarded 21 similar events)
// Phase 1: matrix 116 rows 90 cols
[2024-05-22 23:33:51] [INFO ] Computed 14 invariants in 1 ms
[2024-05-22 23:33:51] [INFO ] State equation strengthened by 86 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 1 (OVERLAPS) 1/90 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 3 (OVERLAPS) 115/205 variables, 90/104 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/205 variables, 85/189 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/205 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 6 (OVERLAPS) 1/206 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/206 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 8 (OVERLAPS) 0/206 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 136 unsolved
No progress, stopping.
After SMT solving in domain Real declared 206/206 variables, and 190 constraints, problems are : Problem set: 0 solved, 136 unsolved in 3213 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 90/90 constraints, ReadFeed: 86/86 constraints, PredecessorRefiner: 136/136 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 136 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 1 (OVERLAPS) 1/90 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 3 (OVERLAPS) 115/205 variables, 90/104 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/205 variables, 85/189 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/205 variables, 136/325 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/205 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 7 (OVERLAPS) 1/206 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/206 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 9 (OVERLAPS) 0/206 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 136 unsolved
No progress, stopping.
After SMT solving in domain Int declared 206/206 variables, and 326 constraints, problems are : Problem set: 0 solved, 136 unsolved in 2853 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 90/90 constraints, ReadFeed: 86/86 constraints, PredecessorRefiner: 136/136 constraints, Known Traps: 0/0 constraints]
After SMT, in 6096ms problems are : Problem set: 0 solved, 136 unsolved
Search for dead transitions found 0 dead transitions in 6099ms
Starting structural reductions in SI_LTL mode, iteration 1 : 90/147 places, 137/314 transitions.
Applied a total of 0 rules in 11 ms. Remains 90 /90 variables (removed 0) and now considering 137/137 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 6650 ms. Remains : 90/147 places, 137/314 transitions.
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-14
Stuttering criterion allowed to conclude after 1931 steps with 0 reset in 6 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-14 finished in 6767 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(p0) U G(p1)))'
Support contains 5 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 314/314 transitions.
Applied a total of 0 rules in 2 ms. Remains 147 /147 variables (removed 0) and now considering 314/314 (removed 0) transitions.
// Phase 1: matrix 314 rows 147 cols
[2024-05-22 23:33:58] [INFO ] Computed 14 invariants in 1 ms
[2024-05-22 23:33:58] [INFO ] Implicit Places using invariants in 216 ms returned [146]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 218 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 146/147 places, 314/314 transitions.
Applied a total of 0 rules in 16 ms. Remains 146 /146 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 236 ms. Remains : 146/147 places, 314/314 transitions.
Stuttering acceptance computed with spot in 213 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), true, (AND (NOT p1) p0)]
Running random walk in product with property : FlexibleBarrier-PT-12a-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-12a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12a-LTLFireability-15 finished in 471 ms.
All properties solved by simple procedures.
Total runtime 77195 ms.

BK_STOP 1716420838548

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="FlexibleBarrier-PT-12a"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-12a, 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 r180-tall-171640602600068"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-12a.tgz
mv FlexibleBarrier-PT-12a 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 ;