About the Execution of ITS-Tools for ViralEpidemic-PT-S02D1C1A12
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 2236346.00 | 0.00 | 0.00 | TFFFFTTTFTTFFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590700932.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 ViralEpidemic-PT-S02D1C1A12, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590700932
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preparation of the directory to be used:
/home/mcc/execution
total 20M
-rw-r--r-- 1 mcc users 7.3K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 11 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 19M May 29 14:33 model.pnml
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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 ViralEpidemic-PT-S02D1C1A12-LTLFireability-00
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-01
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-02
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-03
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-04
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-05
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-06
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-07
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-08
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-09
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-10
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-11
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-12
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-13
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-14
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749292030856
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ViralEpidemic-PT-S02D1C1A12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 10:27:12] [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]
[2025-06-07 10:27:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 10:27:13] [INFO ] Load time of PNML (sax parser for PT used): 1046 ms
[2025-06-07 10:27:13] [INFO ] Transformed 32765 places.
[2025-06-07 10:27:13] [INFO ] Transformed 40955 transitions.
[2025-06-07 10:27:13] [INFO ] Found NUPN structural information;
[2025-06-07 10:27:13] [INFO ] Parsed PT model containing 32765 places and 40955 transitions and 90101 arcs in 1432 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 30 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 55 out of 32765 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Applied a total of 0 rules in 4042 ms. Remains 32765 /32765 variables (removed 0) and now considering 40955/40955 (removed 0) transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:27:28] [INFO ] Invariants computation overflowed in 10128 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:28:04] [INFO ] Performed 18430/32765 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-07 10:28:23] [INFO ] Implicit Places using invariants in 65560 ms returned []
Implicit Place search using SMT only with invariants took 65605 ms to find 0 implicit places.
Running 40954 sub problems to find dead transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:28:33] [INFO ] Invariants computation overflowed in 9404 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SMT process timed out in 177359ms, After SMT, problems are : Problem set: 0 solved, 40954 unsolved
Search for dead transitions found 0 dead transitions in 177522ms
Finished structural reductions in LTL mode , in 1 iterations and 247316 ms. Remains : 32765/32765 places, 40955/40955 transitions.
Support contains 55 out of 32765 places after structural reductions.
[2025-06-07 10:31:23] [INFO ] Flatten gal took : 1295 ms
[2025-06-07 10:31:24] [INFO ] Flatten gal took : 956 ms
[2025-06-07 10:31:25] [INFO ] Input system was already deterministic with 40955 transitions.
RANDOM walk for 40000 steps (3770 resets) in 12454 ms. (3 steps per ms) remains 22/28 properties
BEST_FIRST walk for 4002 steps (62 resets) in 1187 ms. (3 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (62 resets) in 827 ms. (4 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (50 resets) in 800 ms. (4 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (85 resets) in 793 ms. (5 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (57 resets) in 1085 ms. (3 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (59 resets) in 851 ms. (4 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (33 resets) in 883 ms. (4 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (61 resets) in 818 ms. (4 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (63 resets) in 1063 ms. (3 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (56 resets) in 814 ms. (4 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (37 resets) in 844 ms. (4 steps per ms) remains 21/22 properties
BEST_FIRST walk for 4004 steps (56 resets) in 801 ms. (4 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (54 resets) in 800 ms. (4 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (77 resets) in 1202 ms. (3 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (44 resets) in 844 ms. (4 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (43 resets) in 905 ms. (4 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (51 resets) in 828 ms. (4 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (43 resets) in 882 ms. (4 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (56 resets) in 1209 ms. (3 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4002 steps (56 resets) in 831 ms. (4 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (53 resets) in 806 ms. (4 steps per ms) remains 21/21 properties
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:31:43] [INFO ] Invariants computation overflowed in 9292 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 98/141 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/141 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (OVERLAPS) 230/371 variables, 90/176 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/371 variables, 90/266 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 302/673 variables, 128/394 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/673 variables, 128/522 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 673/73720 variables, and 522 constraints, problems are : Problem set: 0 solved, 21 unsolved in 5019 ms.
Refiners :[Domain max(s): 261/32765 constraints, State Equation: 261/32765 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 98/141 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/141 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (OVERLAPS) 230/371 variables, 90/176 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/371 variables, 90/266 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 21/287 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/371 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 302/673 variables, 128/415 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/673 variables, 128/543 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/673 variables, 0/543 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (OVERLAPS) 404/1077 variables, 156/699 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1077 variables, 156/855 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1077/73720 variables, and 855 constraints, problems are : Problem set: 0 solved, 21 unsolved in 5032 ms.
Refiners :[Domain max(s): 417/32765 constraints, State Equation: 417/32765 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 19637ms problems are : Problem set: 0 solved, 21 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 43 out of 32765 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Graph (complete) has 16382 edges and 32765 vertex of which 283 are kept as prefixes of interest. Removing 32482 places using SCC suffix rule.32 ms
Discarding 32482 places :
Also discarding 40268 output transitions
Drop transitions (Output transitions of discarded places.) removed 40268 transitions
Drop transitions (Empty/Sink Transition effects.) removed 418 transitions
Reduce isomorphic transitions removed 418 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 0 with 544 rules applied. Total rules applied 545 place count 283 transition count 143
Reduce places removed 126 places and 0 transitions.
Iterating post reduction 1 with 126 rules applied. Total rules applied 671 place count 157 transition count 143
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 23 Pre rules applied. Total rules applied 671 place count 157 transition count 120
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 2 with 46 rules applied. Total rules applied 717 place count 134 transition count 120
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 720 place count 131 transition count 117
Iterating global reduction 2 with 3 rules applied. Total rules applied 723 place count 131 transition count 117
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 765 place count 110 transition count 96
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 766 place count 109 transition count 95
Applied a total of 766 rules in 161 ms. Remains 109 /32765 variables (removed 32656) and now considering 95/40955 (removed 40860) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 109/32765 places, 95/40955 transitions.
RANDOM walk for 778 steps (10 resets) in 23 ms. (32 steps per ms) remains 0/21 properties
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 32765 stabilizing places and 40955 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 32765 transition count 40955
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||X((p1||G(p2))))))))'
Support contains 6 out of 32765 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Applied a total of 0 rules in 4015 ms. Remains 32765 /32765 variables (removed 0) and now considering 40955/40955 (removed 0) transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:32:08] [INFO ] Invariants computation overflowed in 9060 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:32:43] [INFO ] Performed 20871/32765 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-07 10:32:58] [INFO ] Implicit Places using invariants in 59340 ms returned []
Implicit Place search using SMT only with invariants took 59345 ms to find 0 implicit places.
Running 40954 sub problems to find dead transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:33:07] [INFO ] Invariants computation overflowed in 8880 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SMT process timed out in 176028ms, After SMT, problems are : Problem set: 0 solved, 40954 unsolved
Search for dead transitions found 0 dead transitions in 176209ms
Finished structural reductions in LTL mode , in 1 iterations and 239655 ms. Remains : 32765/32765 places, 40955/40955 transitions.
Stuttering acceptance computed with spot in 318 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-00
Product exploration timeout after 49020 steps with 4650 reset in 10001 ms.
Product exploration timeout after 36020 steps with 3445 reset in 10001 ms.
Computed a total of 32765 stabilizing places and 40955 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 32765 transition count 40955
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (X (NOT p0))), (F (G (NOT p0))), (F (G (NOT p1))), (F (G p2))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 30 ms. Reduced automaton from 4 states, 5 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-00 finished in 405567 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))&&F(p1)) U G(p2)))))'
Support contains 6 out of 32765 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Applied a total of 0 rules in 3755 ms. Remains 32765 /32765 variables (removed 0) and now considering 40955/40955 (removed 0) transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:38:53] [INFO ] Invariants computation overflowed in 9131 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:39:27] [INFO ] Performed 18985/32765 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-07 10:39:45] [INFO ] Implicit Places using invariants in 60991 ms returned []
Implicit Place search using SMT only with invariants took 60995 ms to find 0 implicit places.
Running 40954 sub problems to find dead transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:39:54] [INFO ] Invariants computation overflowed in 9306 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SMT process timed out in 175242ms, After SMT, problems are : Problem set: 0 solved, 40954 unsolved
Search for dead transitions found 0 dead transitions in 175323ms
Finished structural reductions in LTL mode , in 1 iterations and 240154 ms. Remains : 32765/32765 places, 40955/40955 transitions.
Stuttering acceptance computed with spot in 352 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p2)), (NOT p0), true, (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-02
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 7 ms.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-02 finished in 240614 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((p1||G(p2)))||p0)))))'
Support contains 7 out of 32765 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Applied a total of 0 rules in 3847 ms. Remains 32765 /32765 variables (removed 0) and now considering 40955/40955 (removed 0) transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:42:53] [INFO ] Invariants computation overflowed in 8886 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:43:28] [INFO ] Performed 18667/32765 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-07 10:43:46] [INFO ] Implicit Places using invariants in 61312 ms returned []
Implicit Place search using SMT only with invariants took 61316 ms to find 0 implicit places.
Running 40954 sub problems to find dead transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:43:55] [INFO ] Invariants computation overflowed in 8947 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SMT process timed out in 188662ms, After SMT, problems are : Problem set: 0 solved, 40954 unsolved
Search for dead transitions found 0 dead transitions in 188741ms
Finished structural reductions in LTL mode , in 1 iterations and 253960 ms. Remains : 32765/32765 places, 40955/40955 transitions.
Stuttering acceptance computed with spot in 206 ms :[true, (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-03
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 6 ms.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-03 finished in 254263 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 32765 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Graph (complete) has 16382 edges and 32765 vertex of which 45 are kept as prefixes of interest. Removing 32720 places using SCC suffix rule.37 ms
Discarding 32720 places :
Also discarding 40886 output transitions
Drop transitions (Output transitions of discarded places.) removed 40886 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 13 place count 32 transition count 44
Iterating global reduction 0 with 12 rules applied. Total rules applied 25 place count 32 transition count 44
Applied a total of 25 rules in 86 ms. Remains 32 /32765 variables (removed 32733) and now considering 44/40955 (removed 40911) transitions.
// Phase 1: matrix 44 rows 32 cols
[2025-06-07 10:46:55] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:46:55] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-07 10:46:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:46:55] [INFO ] Implicit Places using invariants and state equation in 61 ms returned [2, 4, 10, 12]
Discarding 4 places :
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Implicit Place search using SMT with State Equation took 85 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 28/32765 places, 40/40955 transitions.
Graph (complete) has 17 edges and 28 vertex of which 24 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 9 place count 20 transition count 32
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 11 place count 20 transition count 30
Applied a total of 11 rules in 2 ms. Remains 20 /28 variables (removed 8) and now considering 30/40 (removed 10) transitions.
// Phase 1: matrix 30 rows 20 cols
[2025-06-07 10:46:55] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:46:55] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-07 10:46:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:46:55] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/32765 places, 30/40955 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 224 ms. Remains : 20/32765 places, 30/40955 transitions.
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-04
Stuttering criterion allowed to conclude after 17 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-04 finished in 281 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 32765 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Graph (complete) has 16382 edges and 32765 vertex of which 46 are kept as prefixes of interest. Removing 32719 places using SCC suffix rule.24 ms
Discarding 32719 places :
Also discarding 40885 output transitions
Drop transitions (Output transitions of discarded places.) removed 40885 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 13 place count 33 transition count 45
Iterating global reduction 0 with 12 rules applied. Total rules applied 25 place count 33 transition count 45
Graph (complete) has 20 edges and 33 vertex of which 32 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 26 place count 32 transition count 44
Applied a total of 26 rules in 57 ms. Remains 32 /32765 variables (removed 32733) and now considering 44/40955 (removed 40911) transitions.
// Phase 1: matrix 44 rows 32 cols
[2025-06-07 10:46:55] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:46:55] [INFO ] Implicit Places using invariants in 123 ms returned []
[2025-06-07 10:46:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:46:55] [INFO ] Implicit Places using invariants and state equation in 39 ms returned [2, 6, 8, 10, 12, 24, 28, 30]
Discarding 8 places :
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Implicit Place search using SMT with State Equation took 163 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/32765 places, 35/40955 transitions.
Graph (complete) has 19 edges and 24 vertex of which 16 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Performed 6 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 13 place count 10 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 14 place count 10 transition count 18
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 16 place count 10 transition count 16
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 10 transition count 16
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 10 transition count 15
Applied a total of 18 rules in 3 ms. Remains 10 /24 variables (removed 14) and now considering 15/35 (removed 20) transitions.
// Phase 1: matrix 15 rows 10 cols
[2025-06-07 10:46:55] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:46:55] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-07 10:46:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:46:55] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 10/32765 places, 15/40955 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 259 ms. Remains : 10/32765 places, 15/40955 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-06
Product exploration explored 100000 steps with 9340 reset in 117 ms.
Product exploration explored 100000 steps with 9333 reset in 122 ms.
Computed a total of 10 stabilizing places and 15 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 10 transition count 15
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 11 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-06 finished in 593 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 2 out of 32765 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Applied a total of 0 rules in 3294 ms. Remains 32765 /32765 variables (removed 0) and now considering 40955/40955 (removed 0) transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:47:08] [INFO ] Invariants computation overflowed in 9160 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:47:43] [INFO ] Performed 18507/32765 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-07 10:48:02] [INFO ] Implicit Places using invariants in 63245 ms returned []
Implicit Place search using SMT only with invariants took 63247 ms to find 0 implicit places.
Running 40954 sub problems to find dead transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:48:11] [INFO ] Invariants computation overflowed in 9031 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SMT process timed out in 175404ms, After SMT, problems are : Problem set: 0 solved, 40954 unsolved
Search for dead transitions found 0 dead transitions in 175483ms
Finished structural reductions in LTL mode , in 1 iterations and 242086 ms. Remains : 32765/32765 places, 40955/40955 transitions.
Stuttering acceptance computed with spot in 141 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-07
Product exploration timeout after 36690 steps with 9172 reset in 10002 ms.
Product exploration timeout after 29260 steps with 7315 reset in 10003 ms.
Computed a total of 32765 stabilizing places and 40955 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 32765 transition count 40955
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p0, (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 22 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-07 finished in 405761 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 32765 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Graph (complete) has 16382 edges and 32765 vertex of which 86 are kept as prefixes of interest. Removing 32679 places using SCC suffix rule.17 ms
Discarding 32679 places :
Also discarding 40825 output transitions
Drop transitions (Output transitions of discarded places.) removed 40825 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 23 place count 63 transition count 85
Iterating global reduction 0 with 22 rules applied. Total rules applied 45 place count 63 transition count 85
Graph (complete) has 36 edges and 63 vertex of which 62 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 46 place count 62 transition count 84
Applied a total of 46 rules in 52 ms. Remains 62 /32765 variables (removed 32703) and now considering 84/40955 (removed 40871) transitions.
// Phase 1: matrix 84 rows 62 cols
[2025-06-07 10:53:42] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:53:42] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 10:53:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:53:42] [INFO ] Implicit Places using invariants and state equation in 54 ms returned [2, 6, 8, 10, 12, 18, 20, 28, 40, 46]
Discarding 10 places :
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Implicit Place search using SMT with State Equation took 92 ms to find 10 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 52/32765 places, 75/40955 transitions.
Graph (complete) has 35 edges and 52 vertex of which 43 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.0 ms
Discarding 9 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 21 place count 33 transition count 56
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 25 place count 33 transition count 52
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 1 with 2 rules applied. Total rules applied 27 place count 32 transition count 52
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 30 place count 32 transition count 49
Applied a total of 30 rules in 4 ms. Remains 32 /52 variables (removed 20) and now considering 49/75 (removed 26) transitions.
// Phase 1: matrix 49 rows 32 cols
[2025-06-07 10:53:42] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:53:42] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-07 10:53:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:53:42] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 32/32765 places, 49/40955 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 252 ms. Remains : 32/32765 places, 49/40955 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-08
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-08 finished in 339 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((G(F(((!p0||X(X(!p1))) U (G((!p0||X(X(!p1))))||((!p0||X(X(!p1)))&&X(!p2))))))||(!p0&&F(((!p0||X(X(!p1))) U (G((!p0||X(X(!p1))))||((!p0||X(X(!p1)))&&X(!p2))))))))))'
Support contains 6 out of 32765 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Applied a total of 0 rules in 3435 ms. Remains 32765 /32765 variables (removed 0) and now considering 40955/40955 (removed 0) transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:53:54] [INFO ] Invariants computation overflowed in 9044 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 10:54:29] [INFO ] Performed 20926/32765 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-07 10:54:44] [INFO ] Implicit Places using invariants in 58338 ms returned []
Implicit Place search using SMT only with invariants took 58339 ms to find 0 implicit places.
Running 40954 sub problems to find dead transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 10:54:53] [INFO ] Invariants computation overflowed in 9116 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SMT process timed out in 175494ms, After SMT, problems are : Problem set: 0 solved, 40954 unsolved
Search for dead transitions found 0 dead transitions in 175573ms
Finished structural reductions in LTL mode , in 1 iterations and 237404 ms. Remains : 32765/32765 places, 40955/40955 transitions.
Stuttering acceptance computed with spot in 257 ms :[(AND p0 p1), (AND p0 p1), (AND p2 p0 p1), (AND p0 p1), (AND p2 p0 p1), (AND p0 p1)]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-09
Product exploration timeout after 34470 steps with 11490 reset in 10001 ms.
Product exploration timeout after 28230 steps with 9410 reset in 10001 ms.
Computed a total of 32765 stabilizing places and 40955 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 32765 transition count 40955
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 p2)))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 23 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-09 finished in 404675 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)&&F((G(p1)||G(p0))))))'
Support contains 3 out of 32765 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Graph (complete) has 16382 edges and 32765 vertex of which 88 are kept as prefixes of interest. Removing 32677 places using SCC suffix rule.18 ms
Discarding 32677 places :
Also discarding 40821 output transitions
Drop transitions (Output transitions of discarded places.) removed 40821 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 24 place count 64 transition count 87
Iterating global reduction 0 with 23 rules applied. Total rules applied 47 place count 64 transition count 87
Applied a total of 47 rules in 50 ms. Remains 64 /32765 variables (removed 32701) and now considering 87/40955 (removed 40868) transitions.
// Phase 1: matrix 87 rows 64 cols
[2025-06-07 11:00:27] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-07 11:00:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants and state equation in 62 ms returned [0, 2, 4, 14, 20, 22, 28, 33, 35, 37, 39, 41, 60, 62]
Discarding 14 places :
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Implicit Place search using SMT with State Equation took 123 ms to find 14 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 50/32765 places, 73/40955 transitions.
Graph (complete) has 37 edges and 50 vertex of which 37 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.0 ms
Discarding 13 places :
Also discarding 13 output transitions
Drop transitions (Output transitions of discarded places.) removed 13 transitions
Performed 11 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 0 with 22 rules applied. Total rules applied 23 place count 26 transition count 48
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 29 place count 26 transition count 42
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 32 place count 26 transition count 39
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 32 place count 26 transition count 38
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 34 place count 25 transition count 38
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 35 place count 25 transition count 38
Applied a total of 35 rules in 5 ms. Remains 25 /50 variables (removed 25) and now considering 38/73 (removed 35) transitions.
// Phase 1: matrix 38 rows 25 cols
[2025-06-07 11:00:27] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-07 11:00:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 25/32765 places, 38/40955 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 223 ms. Remains : 25/32765 places, 38/40955 transitions.
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-12
Stuttering criterion allowed to conclude after 21 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-12 finished in 354 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(X(X(G((G(!X(F(p0))) U p1))))))'
Support contains 3 out of 32765 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Graph (complete) has 16382 edges and 32765 vertex of which 83 are kept as prefixes of interest. Removing 32682 places using SCC suffix rule.16 ms
Discarding 32682 places :
Also discarding 40826 output transitions
Drop transitions (Output transitions of discarded places.) removed 40826 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 23 place count 60 transition count 84
Iterating global reduction 0 with 22 rules applied. Total rules applied 45 place count 60 transition count 84
Graph (complete) has 34 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 46 place count 59 transition count 83
Applied a total of 46 rules in 46 ms. Remains 59 /32765 variables (removed 32706) and now considering 83/40955 (removed 40872) transitions.
// Phase 1: matrix 83 rows 59 cols
[2025-06-07 11:00:27] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-07 11:00:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants and state equation in 50 ms returned [0, 4, 10, 22, 26, 28, 38, 44, 52, 54, 56]
Discarding 11 places :
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 83 ms to find 11 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 48/32765 places, 72/40955 transitions.
Graph (complete) has 33 edges and 48 vertex of which 38 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 10 output transitions
Drop transitions (Output transitions of discarded places.) removed 10 transitions
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 17 place count 30 transition count 54
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 21 place count 30 transition count 50
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 23 place count 30 transition count 48
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 23 place count 30 transition count 47
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 25 place count 29 transition count 47
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 26 place count 29 transition count 47
Applied a total of 26 rules in 3 ms. Remains 29 /48 variables (removed 19) and now considering 47/72 (removed 25) transitions.
// Phase 1: matrix 47 rows 29 cols
[2025-06-07 11:00:27] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-07 11:00:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 29/32765 places, 47/40955 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 180 ms. Remains : 29/32765 places, 47/40955 transitions.
Stuttering acceptance computed with spot in 108 ms :[(NOT p1), (NOT p1), (AND (NOT p1) p0)]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-13
Stuttering criterion allowed to conclude after 33 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-13 finished in 316 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' '!(((!p0 U (p1&&G(p0)))||(p2 U p1)))'
Support contains 5 out of 32765 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Graph (complete) has 16382 edges and 32765 vertex of which 78 are kept as prefixes of interest. Removing 32687 places using SCC suffix rule.16 ms
Discarding 32687 places :
Also discarding 40833 output transitions
Drop transitions (Output transitions of discarded places.) removed 40833 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 21 place count 57 transition count 81
Iterating global reduction 0 with 20 rules applied. Total rules applied 41 place count 57 transition count 81
Applied a total of 41 rules in 49 ms. Remains 57 /32765 variables (removed 32708) and now considering 81/40955 (removed 40874) transitions.
// Phase 1: matrix 81 rows 57 cols
[2025-06-07 11:00:27] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 11:00:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants and state equation in 57 ms returned [2, 4, 8, 12, 18, 20, 22, 32, 36]
Discarding 9 places :
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Implicit Place search using SMT with State Equation took 92 ms to find 9 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 48/32765 places, 73/40955 transitions.
Graph (complete) has 32 edges and 48 vertex of which 41 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 15 place count 34 transition count 59
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 0 with 2 rules applied. Total rules applied 17 place count 33 transition count 59
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 18 place count 33 transition count 58
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 22 place count 33 transition count 54
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 33 transition count 54
Applied a total of 23 rules in 3 ms. Remains 33 /48 variables (removed 15) and now considering 54/73 (removed 19) transitions.
// Phase 1: matrix 54 rows 33 cols
[2025-06-07 11:00:27] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-07 11:00:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:00:27] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 33/32765 places, 54/40955 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 205 ms. Remains : 33/32765 places, 54/40955 transitions.
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), true, (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-14
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-14 finished in 364 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))&&F(p1))))'
Support contains 4 out of 32765 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Applied a total of 0 rules in 3524 ms. Remains 32765 /32765 variables (removed 0) and now considering 40955/40955 (removed 0) transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 11:00:40] [INFO ] Invariants computation overflowed in 8985 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:01:15] [INFO ] Performed 20634/32765 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-07 11:01:30] [INFO ] Implicit Places using invariants in 59148 ms returned []
Implicit Place search using SMT only with invariants took 59149 ms to find 0 implicit places.
Running 40954 sub problems to find dead transitions.
// Phase 1: matrix 40955 rows 32765 cols
[2025-06-07 11:01:39] [INFO ] Invariants computation overflowed in 9037 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SMT process timed out in 175783ms, After SMT, problems are : Problem set: 0 solved, 40954 unsolved
Search for dead transitions found 0 dead transitions in 175863ms
Finished structural reductions in LTL mode , in 1 iterations and 238592 ms. Remains : 32765/32765 places, 40955/40955 transitions.
Stuttering acceptance computed with spot in 149 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : ViralEpidemic-PT-S02D1C1A12-LTLFireability-15
Stuttering criterion allowed to conclude after 13 steps with 0 reset in 8 ms.
FORMULA ViralEpidemic-PT-S02D1C1A12-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S02D1C1A12-LTLFireability-15 finished in 238815 ms.
All properties solved by simple procedures.
Total runtime 2234559 ms.
BK_STOP 1749294267202
--------------------
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="ViralEpidemic-PT-S02D1C1A12"
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 ViralEpidemic-PT-S02D1C1A12, 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 r240-tall-174915590700932"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S02D1C1A12.tgz
mv ViralEpidemic-PT-S02D1C1A12 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 '
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 ;