Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860066800116.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is DLCround-PT-03a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860066800116
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 148K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DLCround-PT-03a-LTLFireability-00
FORMULA_NAME DLCround-PT-03a-LTLFireability-01
FORMULA_NAME DLCround-PT-03a-LTLFireability-02
FORMULA_NAME DLCround-PT-03a-LTLFireability-03
FORMULA_NAME DLCround-PT-03a-LTLFireability-04
FORMULA_NAME DLCround-PT-03a-LTLFireability-05
FORMULA_NAME DLCround-PT-03a-LTLFireability-06
FORMULA_NAME DLCround-PT-03a-LTLFireability-07
FORMULA_NAME DLCround-PT-03a-LTLFireability-08
FORMULA_NAME DLCround-PT-03a-LTLFireability-09
FORMULA_NAME DLCround-PT-03a-LTLFireability-10
FORMULA_NAME DLCround-PT-03a-LTLFireability-11
FORMULA_NAME DLCround-PT-03a-LTLFireability-12
FORMULA_NAME DLCround-PT-03a-LTLFireability-13
FORMULA_NAME DLCround-PT-03a-LTLFireability-14
FORMULA_NAME DLCround-PT-03a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748661382083

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCround-PT-03a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-31 03:16:23] [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]
[2025-05-31 03:16:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 03:16:23] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2025-05-31 03:16:23] [INFO ] Transformed 113 places.
[2025-05-31 03:16:23] [INFO ] Transformed 617 transitions.
[2025-05-31 03:16:23] [INFO ] Found NUPN structural information;
[2025-05-31 03:16:23] [INFO ] Parsed PT model containing 113 places and 617 transitions and 2269 arcs in 198 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 72 transitions
Reduce redundant transitions removed 72 transitions.
Support contains 50 out of 113 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 113/113 places, 545/545 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 105 transition count 493
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 105 transition count 493
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 105 transition count 491
Drop transitions (Redundant composition of simpler transitions.) removed 151 transitions
Redundant transition composition rules discarded 151 transitions
Iterating global reduction 1 with 151 rules applied. Total rules applied 169 place count 105 transition count 340
Applied a total of 169 rules in 37 ms. Remains 105 /113 variables (removed 8) and now considering 340/545 (removed 205) transitions.
[2025-05-31 03:16:23] [INFO ] Flow matrix only has 96 transitions (discarded 244 similar events)
// Phase 1: matrix 96 rows 105 cols
[2025-05-31 03:16:23] [INFO ] Computed 52 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:24] [INFO ] Implicit Places using invariants in 273 ms returned [61, 63, 64, 66, 67, 68, 69, 71, 72, 73, 74, 75, 81, 83, 84, 87, 88, 89, 91, 92, 95]
Discarding 21 places :
Ensure Unique test removed 66 transitions
Reduce isomorphic transitions removed 66 transitions.
Implicit Place search using SMT only with invariants took 308 ms to find 21 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 84/113 places, 274/545 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 141 transitions
Redundant transition composition rules discarded 141 transitions
Iterating global reduction 0 with 141 rules applied. Total rules applied 141 place count 84 transition count 133
Applied a total of 141 rules in 3 ms. Remains 84 /84 variables (removed 0) and now considering 133/274 (removed 141) transitions.
[2025-05-31 03:16:24] [INFO ] Flow matrix only has 96 transitions (discarded 37 similar events)
// Phase 1: matrix 96 rows 84 cols
[2025-05-31 03:16:24] [INFO ] Computed 31 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:24] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-05-31 03:16:24] [INFO ] Flow matrix only has 96 transitions (discarded 37 similar events)
[2025-05-31 03:16:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-31 03:16:24] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 84/113 places, 133/545 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 495 ms. Remains : 84/113 places, 133/545 transitions.
Support contains 50 out of 84 places after structural reductions.
[2025-05-31 03:16:24] [INFO ] Flatten gal took : 26 ms
[2025-05-31 03:16:24] [INFO ] Flatten gal took : 9 ms
[2025-05-31 03:16:24] [INFO ] Input system was already deterministic with 133 transitions.
RANDOM walk for 6412 steps (1 resets) in 185 ms. (34 steps per ms) remains 0/35 properties
FORMULA DLCround-PT-03a-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 24 stabilizing places and 1 stable transitions
Graph (complete) has 173 edges and 84 vertex of which 65 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.4 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(p0)&&X(F(p1))))))'
Support contains 5 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 66 transition count 133
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 27 place count 57 transition count 115
Iterating global reduction 1 with 9 rules applied. Total rules applied 36 place count 57 transition count 115
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 38 place count 57 transition count 113
Applied a total of 38 rules in 5 ms. Remains 57 /84 variables (removed 27) and now considering 113/133 (removed 20) transitions.
[2025-05-31 03:16:25] [INFO ] Flow matrix only has 87 transitions (discarded 26 similar events)
// Phase 1: matrix 87 rows 57 cols
[2025-05-31 03:16:25] [INFO ] Computed 11 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:25] [INFO ] Implicit Places using invariants in 26 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 56/84 places, 113/133 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 56 transition count 111
Applied a total of 2 rules in 3 ms. Remains 56 /56 variables (removed 0) and now considering 111/113 (removed 2) transitions.
[2025-05-31 03:16:25] [INFO ] Flow matrix only has 87 transitions (discarded 24 similar events)
// Phase 1: matrix 87 rows 56 cols
[2025-05-31 03:16:25] [INFO ] Computed 10 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:25] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-05-31 03:16:25] [INFO ] Flow matrix only has 87 transitions (discarded 24 similar events)
[2025-05-31 03:16:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 03:16:25] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 56/84 places, 111/133 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 129 ms. Remains : 56/84 places, 111/133 transitions.
Stuttering acceptance computed with spot in 318 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-03a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-01 finished in 511 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0&&G(p1))))))'
Support contains 3 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 66 transition count 133
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 28 place count 56 transition count 113
Iterating global reduction 1 with 10 rules applied. Total rules applied 38 place count 56 transition count 113
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 40 place count 56 transition count 111
Applied a total of 40 rules in 4 ms. Remains 56 /84 variables (removed 28) and now considering 111/133 (removed 22) transitions.
[2025-05-31 03:16:25] [INFO ] Flow matrix only has 87 transitions (discarded 24 similar events)
// Phase 1: matrix 87 rows 56 cols
[2025-05-31 03:16:25] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:25] [INFO ] Implicit Places using invariants in 35 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 55/84 places, 111/133 transitions.
Applied a total of 0 rules in 1 ms. Remains 55 /55 variables (removed 0) and now considering 111/111 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 55/84 places, 111/133 transitions.
Stuttering acceptance computed with spot in 212 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-03a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-02 finished in 275 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 84 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Graph (trivial) has 121 edges and 84 vertex of which 55 / 84 are part of one of the 8 SCC in 2 ms
Free SCC test removed 47 places
Ensure Unique test removed 107 transitions
Reduce isomorphic transitions removed 107 transitions.
Graph (complete) has 66 edges and 37 vertex of which 19 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.1 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 25
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 18 transition count 25
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 12 place count 10 transition count 14
Iterating global reduction 2 with 8 rules applied. Total rules applied 20 place count 10 transition count 14
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 24 place count 8 transition count 12
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 25 place count 8 transition count 11
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 26 place count 8 transition count 10
Applied a total of 26 rules in 15 ms. Remains 8 /84 variables (removed 76) and now considering 10/133 (removed 123) transitions.
[2025-05-31 03:16:25] [INFO ] Flow matrix only has 6 transitions (discarded 4 similar events)
// Phase 1: matrix 6 rows 8 cols
[2025-05-31 03:16:25] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:25] [INFO ] Implicit Places using invariants in 21 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/84 places, 10/133 transitions.
Graph (trivial) has 6 edges and 7 vertex of which 2 / 7 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 5 transition count 6
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 5 transition count 6
Applied a total of 3 rules in 1 ms. Remains 5 /7 variables (removed 2) and now considering 6/10 (removed 4) transitions.
[2025-05-31 03:16:25] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
// Phase 1: matrix 4 rows 5 cols
[2025-05-31 03:16:25] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:25] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-31 03:16:25] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2025-05-31 03:16:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 03:16:25] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/84 places, 6/133 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 88 ms. Remains : 5/84 places, 6/133 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-03a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-03 finished in 143 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(!p0) U p1) U X((F(p2)||X(p1)))))'
Support contains 6 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 68 transition count 133
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 26 place count 58 transition count 113
Iterating global reduction 1 with 10 rules applied. Total rules applied 36 place count 58 transition count 113
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 38 place count 58 transition count 111
Applied a total of 38 rules in 8 ms. Remains 58 /84 variables (removed 26) and now considering 111/133 (removed 22) transitions.
[2025-05-31 03:16:25] [INFO ] Flow matrix only has 87 transitions (discarded 24 similar events)
// Phase 1: matrix 87 rows 58 cols
[2025-05-31 03:16:25] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:26] [INFO ] Implicit Places using invariants in 27 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 57/84 places, 111/133 transitions.
Applied a total of 0 rules in 1 ms. Remains 57 /57 variables (removed 0) and now considering 111/111 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 38 ms. Remains : 57/84 places, 111/133 transitions.
Stuttering acceptance computed with spot in 333 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2))]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-04
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA DLCround-PT-03a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-04 finished in 412 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 4 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 67 transition count 133
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 28 place count 56 transition count 111
Iterating global reduction 1 with 11 rules applied. Total rules applied 39 place count 56 transition count 111
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 41 place count 56 transition count 109
Applied a total of 41 rules in 5 ms. Remains 56 /84 variables (removed 28) and now considering 109/133 (removed 24) transitions.
[2025-05-31 03:16:26] [INFO ] Flow matrix only has 86 transitions (discarded 23 similar events)
// Phase 1: matrix 86 rows 56 cols
[2025-05-31 03:16:26] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:26] [INFO ] Implicit Places using invariants in 33 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 55/84 places, 109/133 transitions.
Applied a total of 0 rules in 1 ms. Remains 55 /55 variables (removed 0) and now considering 109/109 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 40 ms. Remains : 55/84 places, 109/133 transitions.
Stuttering acceptance computed with spot in 162 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-05
Product exploration explored 100000 steps with 25000 reset in 453 ms.
Product exploration explored 100000 steps with 25000 reset in 176 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 118 edges and 55 vertex of which 53 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 79 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 1068 steps (0 resets) in 16 ms. (62 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 88 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 167 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 167 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 109/109 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 109/109 (removed 0) transitions.
[2025-05-31 03:16:27] [INFO ] Flow matrix only has 86 transitions (discarded 23 similar events)
// Phase 1: matrix 86 rows 55 cols
[2025-05-31 03:16:27] [INFO ] Computed 10 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:27] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-05-31 03:16:27] [INFO ] Flow matrix only has 86 transitions (discarded 23 similar events)
[2025-05-31 03:16:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 03:16:28] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 108 sub problems to find dead transitions.
[2025-05-31 03:16:28] [INFO ] Flow matrix only has 86 transitions (discarded 23 similar events)
[2025-05-31 03:16:28] [INFO ] Invariant cache hit.
[2025-05-31 03:16:28] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (OVERLAPS) 1/53 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (OVERLAPS) 2/55 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (OVERLAPS) 85/140 variables, 55/65 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (OVERLAPS) 1/141 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/141 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (OVERLAPS) 0/141 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Real declared 141/141 variables, and 66 constraints, problems are : Problem set: 0 solved, 108 unsolved in 3382 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 55/55 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 108 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (OVERLAPS) 1/53 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (OVERLAPS) 2/55 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (OVERLAPS) 85/140 variables, 55/65 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 108/173 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (OVERLAPS) 1/141 variables, 1/174 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/141 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 10 (OVERLAPS) 0/141 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Int declared 141/141 variables, and 174 constraints, problems are : Problem set: 0 solved, 108 unsolved in 2903 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 55/55 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6319ms problems are : Problem set: 0 solved, 108 unsolved
Search for dead transitions found 0 dead transitions in 6326ms
Finished structural reductions in LTL mode , in 1 iterations and 6417 ms. Remains : 55/55 places, 109/109 transitions.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 118 edges and 55 vertex of which 53 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 80 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 1206 steps (0 resets) in 18 ms. (63 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 93 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 164 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 169 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 108 ms.
Product exploration explored 100000 steps with 25000 reset in 130 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 188 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 55 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 55/55 places, 109/109 transitions.
Graph (trivial) has 96 edges and 55 vertex of which 44 / 55 are part of one of the 8 SCC in 1 ms
Free SCC test removed 36 places
Ensure Unique test removed 81 transitions
Reduce isomorphic transitions removed 81 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 19 transition count 28
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 19 transition count 27
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 9 place count 14 transition count 22
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 2 with 5 rules applied. Total rules applied 14 place count 14 transition count 22
Deduced a syphon composed of 2 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 16 place count 14 transition count 20
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 16 rules in 8 ms. Remains 14 /55 variables (removed 41) and now considering 20/109 (removed 89) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 03:16:35] [INFO ] Redundant transitions in 1 ms returned []
Running 19 sub problems to find dead transitions.
[2025-05-31 03:16:35] [INFO ] Flow matrix only has 15 transitions (discarded 5 similar events)
// Phase 1: matrix 15 rows 14 cols
[2025-05-31 03:16:35] [INFO ] Computed 5 invariants in 1 ms
[2025-05-31 03:16:35] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 1/12 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 03:16:36] [INFO ] Deduced a trap composed of 3 places in 35 ms of which 6 ms to minimize.
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 03:16:36] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 2/5 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 2/14 variables, 2/7 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 14/28 variables, 14/21 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28 variables, 0/21 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 1/29 variables, 1/22 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/29 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 0/29 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 22 constraints, problems are : Problem set: 2 solved, 17 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 14/14 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 3/12 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 2/5 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 2/14 variables, 2/7 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 14/28 variables, 14/21 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28 variables, 17/38 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/28 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 1/29 variables, 1/39 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/29 variables, 0/39 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 11 (OVERLAPS) 0/29 variables, 0/39 constraints. Problems are: Problem set: 2 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 39 constraints, problems are : Problem set: 2 solved, 17 unsolved in 185 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 14/14 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 17/19 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 503ms problems are : Problem set: 2 solved, 17 unsolved
Search for dead transitions found 2 dead transitions in 503ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 14/55 places, 18/109 transitions.
Graph (complete) has 22 edges and 14 vertex of which 12 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 1 ms. Remains 12 /14 variables (removed 2) and now considering 18/18 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/55 places, 18/109 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 520 ms. Remains : 12/55 places, 18/109 transitions.
Built C files in :
/tmp/ltsmin3963733334932050423
[2025-05-31 03:16:36] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3963733334932050423
Running compilation step : cd /tmp/ltsmin3963733334932050423;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 315 ms.
Running link step : cd /tmp/ltsmin3963733334932050423;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 56 ms.
Running LTSmin : cd /tmp/ltsmin3963733334932050423;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased14271984348699923265.hoa' '--buchi-type=spotba'
LTSmin run took 142 ms.
FORMULA DLCround-PT-03a-LTLFireability-05 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DLCround-PT-03a-LTLFireability-05 finished in 10621 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 4 out of 84 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Graph (trivial) has 112 edges and 84 vertex of which 47 / 84 are part of one of the 8 SCC in 1 ms
Free SCC test removed 39 places
Ensure Unique test removed 89 transitions
Reduce isomorphic transitions removed 89 transitions.
Graph (complete) has 84 edges and 45 vertex of which 26 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.1 ms
Discarding 19 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 42
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 24 transition count 41
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 9 place count 23 transition count 40
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 14 place count 18 transition count 34
Iterating global reduction 3 with 5 rules applied. Total rules applied 19 place count 18 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 21 place count 17 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 23 place count 16 transition count 34
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 26 place count 16 transition count 31
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 4 with 4 rules applied. Total rules applied 30 place count 16 transition count 27
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 31 place count 16 transition count 27
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 32 place count 15 transition count 26
Iterating global reduction 4 with 1 rules applied. Total rules applied 33 place count 15 transition count 26
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 34 place count 15 transition count 25
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 35 place count 15 transition count 24
Applied a total of 35 rules in 15 ms. Remains 15 /84 variables (removed 69) and now considering 24/133 (removed 109) transitions.
[2025-05-31 03:16:37] [INFO ] Flow matrix only has 14 transitions (discarded 10 similar events)
// Phase 1: matrix 14 rows 15 cols
[2025-05-31 03:16:37] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:37] [INFO ] Implicit Places using invariants in 26 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 14/84 places, 24/133 transitions.
Graph (trivial) has 13 edges and 14 vertex of which 2 / 14 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 13 transition count 19
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 12 transition count 18
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 12 transition count 18
Applied a total of 5 rules in 3 ms. Remains 12 /14 variables (removed 2) and now considering 18/24 (removed 6) transitions.
[2025-05-31 03:16:37] [INFO ] Flow matrix only has 12 transitions (discarded 6 similar events)
// Phase 1: matrix 12 rows 12 cols
[2025-05-31 03:16:37] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:37] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-05-31 03:16:37] [INFO ] Flow matrix only has 12 transitions (discarded 6 similar events)
[2025-05-31 03:16:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 03:16:37] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/84 places, 18/133 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 103 ms. Remains : 12/84 places, 18/133 transitions.
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-06
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-03a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-06 finished in 252 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((F((!p0 U (p1||G(!p0))))||(!p2&&X(!p3)))) U ((!p3&&X((F((!p0 U (p1||G(!p0))))||(!p2&&X(!p3)))))||X(G((F((!p0 U (p1||G(!p0))))||(!p2&&X(!p3))))))))'
Support contains 8 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 69 transition count 133
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 26 place count 58 transition count 111
Iterating global reduction 1 with 11 rules applied. Total rules applied 37 place count 58 transition count 111
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 39 place count 58 transition count 109
Applied a total of 39 rules in 2 ms. Remains 58 /84 variables (removed 26) and now considering 109/133 (removed 24) transitions.
[2025-05-31 03:16:37] [INFO ] Flow matrix only has 86 transitions (discarded 23 similar events)
// Phase 1: matrix 86 rows 58 cols
[2025-05-31 03:16:37] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:37] [INFO ] Implicit Places using invariants in 31 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 57/84 places, 109/133 transitions.
Applied a total of 0 rules in 1 ms. Remains 57 /57 variables (removed 0) and now considering 109/109 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 57/84 places, 109/133 transitions.
Stuttering acceptance computed with spot in 332 ms :[(OR (AND p0 (NOT p1) p2) (AND p0 (NOT p1) p3)), (OR (AND p0 (NOT p1) p3) (AND p0 (NOT p1) p2)), (OR (AND p0 (NOT p1) p2) (AND p0 (NOT p1) p3)), (AND (NOT p1) p0), (AND (NOT p1) p0 p3), (AND p0 (NOT p1) p3), (OR (AND p0 (NOT p1) p3) (AND p0 (NOT p1) p2))]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 142 ms.
Product exploration explored 100000 steps with 50000 reset in 155 ms.
Computed a total of 5 stabilizing places and 1 stable transitions
Graph (complete) has 120 edges and 57 vertex of which 53 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Computed a total of 5 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p2) p1 (NOT p0)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p3 p2 (NOT p1)))), (X (NOT (AND p3 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p3))), (X (X (NOT (AND p3 (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND p3 (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND p3 (NOT p1))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p3 p2 (NOT p1))))), (X (X (NOT (AND p3 (NOT p2) (NOT p1))))), (X (X (NOT (AND p3 p2 (NOT p1) p0)))), (X (X (NOT (AND p3 p2 (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 18 factoid took 23 ms. Reduced automaton from 7 states, 25 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DLCround-PT-03a-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCround-PT-03a-LTLFireability-07 finished in 796 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 84 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Graph (trivial) has 122 edges and 84 vertex of which 55 / 84 are part of one of the 8 SCC in 1 ms
Free SCC test removed 47 places
Ensure Unique test removed 108 transitions
Reduce isomorphic transitions removed 108 transitions.
Graph (complete) has 65 edges and 37 vertex of which 18 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.1 ms
Discarding 19 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Graph (trivial) has 10 edges and 7 vertex of which 5 / 7 are part of one of the 1 SCC in 0 ms
Free SCC test removed 4 places
Iterating post reduction 0 with 22 rules applied. Total rules applied 24 place count 3 transition count 13
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 34 place count 2 transition count 4
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 35 place count 2 transition count 3
Applied a total of 35 rules in 4 ms. Remains 2 /84 variables (removed 82) and now considering 3/133 (removed 130) transitions.
// Phase 1: matrix 3 rows 2 cols
[2025-05-31 03:16:38] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:38] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-31 03:16:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:38] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 03:16:38] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-05-31 03:16:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 53ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/84 places, 3/133 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 103 ms. Remains : 2/84 places, 3/133 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-03a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-08 finished in 145 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((G(p1)&&p0))||X(p2)))'
Support contains 5 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 66 transition count 133
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 27 place count 57 transition count 115
Iterating global reduction 1 with 9 rules applied. Total rules applied 36 place count 57 transition count 115
Applied a total of 36 rules in 4 ms. Remains 57 /84 variables (removed 27) and now considering 115/133 (removed 18) transitions.
[2025-05-31 03:16:38] [INFO ] Flow matrix only has 90 transitions (discarded 25 similar events)
// Phase 1: matrix 90 rows 57 cols
[2025-05-31 03:16:38] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:38] [INFO ] Implicit Places using invariants in 31 ms returned [55]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 56/84 places, 115/133 transitions.
Applied a total of 0 rules in 1 ms. Remains 56 /56 variables (removed 0) and now considering 115/115 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 38 ms. Remains : 56/84 places, 115/133 transitions.
Stuttering acceptance computed with spot in 227 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-03a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-09 finished in 282 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(!X((X(X(p0)) U (p0 U p1)))) U G(p2)))'
Support contains 8 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 68 transition count 133
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 24 place count 60 transition count 117
Iterating global reduction 1 with 8 rules applied. Total rules applied 32 place count 60 transition count 117
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 34 place count 60 transition count 115
Applied a total of 34 rules in 2 ms. Remains 60 /84 variables (removed 24) and now considering 115/133 (removed 18) transitions.
[2025-05-31 03:16:38] [INFO ] Flow matrix only has 88 transitions (discarded 27 similar events)
// Phase 1: matrix 88 rows 60 cols
[2025-05-31 03:16:38] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:38] [INFO ] Implicit Places using invariants in 32 ms returned [55]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 59/84 places, 115/133 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 59 transition count 113
Applied a total of 2 rules in 2 ms. Remains 59 /59 variables (removed 0) and now considering 113/115 (removed 2) transitions.
[2025-05-31 03:16:38] [INFO ] Flow matrix only has 88 transitions (discarded 25 similar events)
// Phase 1: matrix 88 rows 59 cols
[2025-05-31 03:16:38] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:38] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 03:16:38] [INFO ] Flow matrix only has 88 transitions (discarded 25 similar events)
[2025-05-31 03:16:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 03:16:38] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 59/84 places, 113/133 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 124 ms. Remains : 59/84 places, 113/133 transitions.
Stuttering acceptance computed with spot in 515 ms :[(NOT p2), p1, (AND p1 (NOT p2)), p1, true, p1, (AND p0 p1), (AND p1 (NOT p2)), p0, (AND p0 p1), (AND p1 p0), (AND (NOT p2) (NOT p1)), (AND p0 p1 (NOT p2))]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-10
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-03a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-10 finished in 666 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 84 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Graph (trivial) has 118 edges and 84 vertex of which 54 / 84 are part of one of the 8 SCC in 0 ms
Free SCC test removed 46 places
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 104 transitions.
Graph (complete) has 69 edges and 38 vertex of which 20 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.0 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 20 transition count 28
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 19 transition count 28
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 10 place count 13 transition count 20
Iterating global reduction 2 with 6 rules applied. Total rules applied 16 place count 13 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 12 transition count 19
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 11 transition count 19
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 22 place count 11 transition count 17
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 24 place count 11 transition count 15
Applied a total of 24 rules in 7 ms. Remains 11 /84 variables (removed 73) and now considering 15/133 (removed 118) transitions.
[2025-05-31 03:16:39] [INFO ] Flow matrix only has 8 transitions (discarded 7 similar events)
// Phase 1: matrix 8 rows 11 cols
[2025-05-31 03:16:39] [INFO ] Computed 7 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:39] [INFO ] Implicit Places using invariants in 24 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/84 places, 15/133 transitions.
Graph (trivial) has 7 edges and 10 vertex of which 2 / 10 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 9 transition count 11
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 8 transition count 10
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 8 transition count 10
Applied a total of 4 rules in 3 ms. Remains 8 /10 variables (removed 2) and now considering 10/15 (removed 5) transitions.
[2025-05-31 03:16:39] [INFO ] Flow matrix only has 6 transitions (discarded 4 similar events)
// Phase 1: matrix 6 rows 8 cols
[2025-05-31 03:16:39] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:39] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-05-31 03:16:39] [INFO ] Flow matrix only has 6 transitions (discarded 4 similar events)
[2025-05-31 03:16:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 03:16:39] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/84 places, 10/133 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 90 ms. Remains : 8/84 places, 10/133 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-03a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-11 finished in 190 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((!p1 U (p2||G(!p1))))&&p0)))'
Support contains 6 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 68 transition count 133
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 26 place count 58 transition count 113
Iterating global reduction 1 with 10 rules applied. Total rules applied 36 place count 58 transition count 113
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 38 place count 58 transition count 111
Applied a total of 38 rules in 7 ms. Remains 58 /84 variables (removed 26) and now considering 111/133 (removed 22) transitions.
[2025-05-31 03:16:39] [INFO ] Flow matrix only has 87 transitions (discarded 24 similar events)
// Phase 1: matrix 87 rows 58 cols
[2025-05-31 03:16:39] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:39] [INFO ] Implicit Places using invariants in 32 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 57/84 places, 111/133 transitions.
Applied a total of 0 rules in 1 ms. Remains 57 /57 variables (removed 0) and now considering 111/111 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41 ms. Remains : 57/84 places, 111/133 transitions.
Stuttering acceptance computed with spot in 148 ms :[true, (OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), (AND (NOT p2) p1)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-03a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-12 finished in 207 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U X(G(p0)))||X((F(p1)&&G(p2))))))'
Support contains 4 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 66 transition count 133
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 28 place count 56 transition count 113
Iterating global reduction 1 with 10 rules applied. Total rules applied 38 place count 56 transition count 113
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 40 place count 56 transition count 111
Applied a total of 40 rules in 3 ms. Remains 56 /84 variables (removed 28) and now considering 111/133 (removed 22) transitions.
[2025-05-31 03:16:39] [INFO ] Flow matrix only has 86 transitions (discarded 25 similar events)
// Phase 1: matrix 86 rows 56 cols
[2025-05-31 03:16:39] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:39] [INFO ] Implicit Places using invariants in 24 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 55/84 places, 111/133 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 55 transition count 109
Applied a total of 2 rules in 1 ms. Remains 55 /55 variables (removed 0) and now considering 109/111 (removed 2) transitions.
[2025-05-31 03:16:39] [INFO ] Flow matrix only has 86 transitions (discarded 23 similar events)
// Phase 1: matrix 86 rows 55 cols
[2025-05-31 03:16:39] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:39] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-31 03:16:39] [INFO ] Flow matrix only has 86 transitions (discarded 23 similar events)
[2025-05-31 03:16:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 03:16:39] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 55/84 places, 109/133 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 106 ms. Remains : 55/84 places, 109/133 transitions.
Stuttering acceptance computed with spot in 478 ms :[true, (OR (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-13
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-03a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-13 finished in 606 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 84 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Graph (trivial) has 121 edges and 84 vertex of which 53 / 84 are part of one of the 8 SCC in 0 ms
Free SCC test removed 45 places
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 104 transitions.
Graph (complete) has 69 edges and 39 vertex of which 21 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.0 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 21 transition count 28
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 20 transition count 27
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 6 place count 19 transition count 27
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 14 place count 11 transition count 16
Iterating global reduction 3 with 8 rules applied. Total rules applied 22 place count 11 transition count 16
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 26 place count 9 transition count 14
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 27 place count 9 transition count 13
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 29 place count 9 transition count 11
Applied a total of 29 rules in 7 ms. Remains 9 /84 variables (removed 75) and now considering 11/133 (removed 122) transitions.
[2025-05-31 03:16:40] [INFO ] Flow matrix only has 7 transitions (discarded 4 similar events)
// Phase 1: matrix 7 rows 9 cols
[2025-05-31 03:16:40] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:40] [INFO ] Implicit Places using invariants in 23 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/84 places, 11/133 transitions.
Graph (trivial) has 8 edges and 8 vertex of which 2 / 8 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 6 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 6 transition count 7
Applied a total of 3 rules in 2 ms. Remains 6 /8 variables (removed 2) and now considering 7/11 (removed 4) transitions.
[2025-05-31 03:16:40] [INFO ] Flow matrix only has 5 transitions (discarded 2 similar events)
// Phase 1: matrix 5 rows 6 cols
[2025-05-31 03:16:40] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:40] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-31 03:16:40] [INFO ] Flow matrix only has 5 transitions (discarded 2 similar events)
[2025-05-31 03:16:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 03:16:40] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/84 places, 7/133 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 83 ms. Remains : 6/84 places, 7/133 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-14
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-03a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-03a-LTLFireability-14 finished in 134 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U p1))'
Support contains 3 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 133/133 transitions.
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 66 transition count 133
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 29 place count 55 transition count 111
Iterating global reduction 1 with 11 rules applied. Total rules applied 40 place count 55 transition count 111
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 42 place count 55 transition count 109
Applied a total of 42 rules in 3 ms. Remains 55 /84 variables (removed 29) and now considering 109/133 (removed 24) transitions.
[2025-05-31 03:16:40] [INFO ] Flow matrix only has 86 transitions (discarded 23 similar events)
// Phase 1: matrix 86 rows 55 cols
[2025-05-31 03:16:40] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 03:16:40] [INFO ] Implicit Places using invariants in 33 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/84 places, 109/133 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 109/109 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 54/84 places, 109/133 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DLCround-PT-03a-LTLFireability-15
Product exploration explored 100000 steps with 50000 reset in 89 ms.
Product exploration explored 100000 steps with 50000 reset in 103 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Graph (complete) has 117 edges and 54 vertex of which 53 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1)]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 20 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DLCround-PT-03a-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCround-PT-03a-LTLFireability-15 finished in 353 ms.
All properties solved by simple procedures.
Total runtime 17228 ms.

BK_STOP 1748661400986

--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="DLCround-PT-03a"
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 2-5832"
echo " Executing tool itstools"
echo " Input is DLCround-PT-03a, 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 r072-tall-174860066800116"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-03a.tgz
mv DLCround-PT-03a 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.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 ;