About the Execution of ITS-Tools for ViralEpidemic-PT-S04D1C1A04
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 234134.00 | 0.00 | 0.00 | FTFFFTTFFFFFFTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590800987.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-S04D1C1A04, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590800987
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 7.8K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K 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 4.5K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 1.2M May 29 14:33 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 ViralEpidemic-PT-S04D1C1A04-LTLCardinality-00
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-01
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-02
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-03
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-04
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-05
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-06
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-07
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-08
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-09
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-10
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-11
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-12
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-13
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-14
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749301570511
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ViralEpidemic-PT-S04D1C1A04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-07 13:06:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 13:06:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 13:06:12] [INFO ] Load time of PNML (sax parser for PT used): 214 ms
[2025-06-07 13:06:12] [INFO ] Transformed 2047 places.
[2025-06-07 13:06:12] [INFO ] Transformed 3069 transitions.
[2025-06-07 13:06:12] [INFO ] Found NUPN structural information;
[2025-06-07 13:06:12] [INFO ] Parsed PT model containing 2047 places and 3069 transitions and 7161 arcs in 361 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 2047 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2047/2047 places, 3069/3069 transitions.
Discarding 1082 places :
Symmetric choice reduction at 0 with 1082 rule applications. Total rules 1082 place count 965 transition count 974
Iterating global reduction 0 with 1082 rules applied. Total rules applied 2164 place count 965 transition count 974
Applied a total of 2164 rules in 239 ms. Remains 965 /2047 variables (removed 1082) and now considering 974/3069 (removed 2095) transitions.
// Phase 1: matrix 974 rows 965 cols
[2025-06-07 13:06:12] [INFO ] Invariants computation overflowed in 81 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:06:13] [INFO ] Implicit Places using invariants in 658 ms returned []
// Phase 1: matrix 974 rows 965 cols
[2025-06-07 13:06:13] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:06:14] [INFO ] Implicit Places using invariants and state equation in 801 ms returned []
Implicit Place search using SMT with State Equation took 1497 ms to find 0 implicit places.
Running 973 sub problems to find dead transitions.
// Phase 1: matrix 974 rows 965 cols
[2025-06-07 13:06:14] [INFO ] Invariants computation overflowed in 44 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/964 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 973 unsolved
SMT process timed out in 30300ms, After SMT, problems are : Problem set: 0 solved, 973 unsolved
Search for dead transitions found 0 dead transitions in 30344ms
Starting structural reductions in LTL mode, iteration 1 : 965/2047 places, 974/3069 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32104 ms. Remains : 965/2047 places, 974/3069 transitions.
Support contains 32 out of 965 places after structural reductions.
[2025-06-07 13:06:44] [INFO ] Flatten gal took : 77 ms
[2025-06-07 13:06:44] [INFO ] Flatten gal took : 48 ms
[2025-06-07 13:06:45] [INFO ] Input system was already deterministic with 974 transitions.
Support contains 30 out of 965 places (down from 32) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 18 to 17
RANDOM walk for 39809 steps (217 resets) in 1127 ms. (35 steps per ms) remains 0/17 properties
Computed a total of 965 stabilizing places and 974 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 965 transition count 974
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(G(!p0)) U (p1||F(G(!p1)))))'
Support contains 3 out of 965 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 941 transition count 940
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 941 transition count 940
Applied a total of 48 rules in 62 ms. Remains 941 /965 variables (removed 24) and now considering 940/974 (removed 34) transitions.
// Phase 1: matrix 940 rows 941 cols
[2025-06-07 13:06:45] [INFO ] Invariants computation overflowed in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:06:46] [INFO ] Implicit Places using invariants in 348 ms returned []
// Phase 1: matrix 940 rows 941 cols
[2025-06-07 13:06:46] [INFO ] Invariants computation overflowed in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:06:46] [INFO ] Implicit Places using invariants and state equation in 718 ms returned []
Implicit Place search using SMT with State Equation took 1068 ms to find 0 implicit places.
Running 939 sub problems to find dead transitions.
// Phase 1: matrix 940 rows 941 cols
[2025-06-07 13:06:46] [INFO ] Invariants computation overflowed in 13 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/940 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 939 unsolved
SMT process timed out in 30162ms, After SMT, problems are : Problem set: 0 solved, 939 unsolved
Search for dead transitions found 0 dead transitions in 30166ms
Starting structural reductions in LTL mode, iteration 1 : 941/965 places, 940/974 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31301 ms. Remains : 941/965 places, 940/974 transitions.
Stuttering acceptance computed with spot in 245 ms :[false, (AND p0 p1), p1]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-00
Stuttering criterion allowed to conclude after 237 steps with 0 reset in 7 ms.
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-00 finished in 31621 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((G(F(p0)) U p1)))'
Support contains 3 out of 965 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 941 transition count 940
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 941 transition count 940
Applied a total of 48 rules in 79 ms. Remains 941 /965 variables (removed 24) and now considering 940/974 (removed 34) transitions.
// Phase 1: matrix 940 rows 941 cols
[2025-06-07 13:07:17] [INFO ] Invariants computation overflowed in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:07:17] [INFO ] Implicit Places using invariants in 384 ms returned []
// Phase 1: matrix 940 rows 941 cols
[2025-06-07 13:07:17] [INFO ] Invariants computation overflowed in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:07:18] [INFO ] Implicit Places using invariants and state equation in 721 ms returned []
Implicit Place search using SMT with State Equation took 1106 ms to find 0 implicit places.
Running 939 sub problems to find dead transitions.
// Phase 1: matrix 940 rows 941 cols
[2025-06-07 13:07:18] [INFO ] Invariants computation overflowed in 6 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s2 1.0)
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(s175 1.0)
(s176 1.0)
(s177 1.0)
(s178 1.0)
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(s190 1.0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/940 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 939 unsolved
SMT process timed out in 30131ms, After SMT, problems are : Problem set: 0 solved, 939 unsolved
Search for dead transitions found 0 dead transitions in 30133ms
Starting structural reductions in LTL mode, iteration 1 : 941/965 places, 940/974 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31322 ms. Remains : 941/965 places, 940/974 transitions.
Stuttering acceptance computed with spot in 149 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 941 ms.
Product exploration explored 100000 steps with 50000 reset in 899 ms.
Computed a total of 941 stabilizing places and 940 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 941 transition count 940
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 p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 21 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-05 finished in 33627 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(G(p0)))'
Support contains 2 out of 965 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 939 transition count 941
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 939 transition count 941
Applied a total of 52 rules in 46 ms. Remains 939 /965 variables (removed 26) and now considering 941/974 (removed 33) transitions.
// Phase 1: matrix 941 rows 939 cols
[2025-06-07 13:07:50] [INFO ] Invariants computation overflowed in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:07:51] [INFO ] Implicit Places using invariants in 368 ms returned []
// Phase 1: matrix 941 rows 939 cols
[2025-06-07 13:07:51] [INFO ] Invariants computation overflowed in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:07:52] [INFO ] Implicit Places using invariants and state equation in 748 ms returned []
Implicit Place search using SMT with State Equation took 1117 ms to find 0 implicit places.
Running 940 sub problems to find dead transitions.
// Phase 1: matrix 941 rows 939 cols
[2025-06-07 13:07:52] [INFO ] Invariants computation overflowed in 19 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/938 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 940 unsolved
SMT process timed out in 30132ms, After SMT, problems are : Problem set: 0 solved, 940 unsolved
Search for dead transitions found 0 dead transitions in 30137ms
Starting structural reductions in LTL mode, iteration 1 : 939/965 places, 941/974 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31308 ms. Remains : 939/965 places, 941/974 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-07 finished in 31421 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)&&F(p2)&&X(F(p1))))'
Support contains 6 out of 965 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 942 transition count 941
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 942 transition count 941
Applied a total of 46 rules in 49 ms. Remains 942 /965 variables (removed 23) and now considering 941/974 (removed 33) transitions.
// Phase 1: matrix 941 rows 942 cols
[2025-06-07 13:08:22] [INFO ] Invariants computation overflowed in 15 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:08:22] [INFO ] Implicit Places using invariants in 367 ms returned []
// Phase 1: matrix 941 rows 942 cols
[2025-06-07 13:08:22] [INFO ] Invariants computation overflowed in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:08:23] [INFO ] Implicit Places using invariants and state equation in 780 ms returned []
Implicit Place search using SMT with State Equation took 1150 ms to find 0 implicit places.
Running 940 sub problems to find dead transitions.
// Phase 1: matrix 941 rows 942 cols
[2025-06-07 13:08:23] [INFO ] Invariants computation overflowed in 6 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/941 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 940 unsolved
SMT process timed out in 30116ms, After SMT, problems are : Problem set: 0 solved, 940 unsolved
Search for dead transitions found 0 dead transitions in 30118ms
Starting structural reductions in LTL mode, iteration 1 : 942/965 places, 941/974 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31319 ms. Remains : 942/965 places, 941/974 transitions.
Stuttering acceptance computed with spot in 215 ms :[true, (NOT p0), p1, (NOT p2), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-08
Stuttering criterion allowed to conclude after 153 steps with 2 reset in 4 ms.
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-08 finished in 31566 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))))'
Support contains 2 out of 965 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 940 transition count 942
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 940 transition count 942
Applied a total of 50 rules in 55 ms. Remains 940 /965 variables (removed 25) and now considering 942/974 (removed 32) transitions.
// Phase 1: matrix 942 rows 940 cols
[2025-06-07 13:08:53] [INFO ] Invariants computation overflowed in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:08:54] [INFO ] Implicit Places using invariants in 337 ms returned []
// Phase 1: matrix 942 rows 940 cols
[2025-06-07 13:08:54] [INFO ] Invariants computation overflowed in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:08:55] [INFO ] Implicit Places using invariants and state equation in 801 ms returned []
Implicit Place search using SMT with State Equation took 1139 ms to find 0 implicit places.
Running 941 sub problems to find dead transitions.
// Phase 1: matrix 942 rows 940 cols
[2025-06-07 13:08:55] [INFO ] Invariants computation overflowed in 5 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s890 1.0)
(s891 1.0)
(s892 1.0)
(s893 1.0)
(s894 1.0)
(s895 1.0)
(s896 1.0)
(s897 1.0)
(s898 1.0)
(s899 1.0)
(s900 1.0)
(s901 1.0)
(s902 1.0)
(s903 1.0)
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(s911 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/939 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 941 unsolved
SMT process timed out in 30120ms, After SMT, problems are : Problem set: 0 solved, 941 unsolved
Search for dead transitions found 0 dead transitions in 30122ms
Starting structural reductions in LTL mode, iteration 1 : 940/965 places, 942/974 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31318 ms. Remains : 940/965 places, 942/974 transitions.
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 71 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-10 finished in 31481 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 G((p1&&(F(!p1)||p2)))))'
Support contains 4 out of 965 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Graph (complete) has 615 edges and 965 vertex of which 58 are kept as prefixes of interest. Removing 907 places using SCC suffix rule.4 ms
Discarding 907 places :
Also discarding 883 output transitions
Drop transitions (Output transitions of discarded places.) removed 883 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 57 transition count 85
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 17 place count 46 transition count 63
Iterating global reduction 1 with 11 rules applied. Total rules applied 28 place count 46 transition count 63
Applied a total of 28 rules in 26 ms. Remains 46 /965 variables (removed 919) and now considering 63/974 (removed 911) transitions.
// Phase 1: matrix 63 rows 46 cols
[2025-06-07 13:09:25] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:25] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-07 13:09:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:25] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 13:09:25] [INFO ] Redundant transitions in 15 ms returned [5, 9, 38, 42, 56]
Found 5 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 5 transitions
Redundant transitions reduction (with SMT) removed 5 transitions.
Running 43 sub problems to find dead transitions.
// Phase 1: matrix 58 rows 46 cols
[2025-06-07 13:09:25] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (OVERLAPS) 53/94 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (OVERLAPS) 6/100 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (OVERLAPS) 2/102 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (OVERLAPS) 2/104 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/104 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 104/104 variables, and 46 constraints, problems are : Problem set: 0 solved, 43 unsolved in 687 ms.
Refiners :[State Equation: 46/46 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (OVERLAPS) 53/94 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 43/84 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 6/100 variables, 3/87 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (OVERLAPS) 2/102 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 2/104 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 10 (OVERLAPS) 0/104 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 104/104 variables, and 89 constraints, problems are : Problem set: 0 solved, 43 unsolved in 993 ms.
Refiners :[State Equation: 46/46 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1688ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1689ms
Starting structural reductions in SI_LTL mode, iteration 1 : 46/965 places, 58/974 transitions.
Graph (complete) has 26 edges and 46 vertex of which 41 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Applied a total of 1 rules in 2 ms. Remains 41 /46 variables (removed 5) and now considering 53/58 (removed 5) transitions.
// Phase 1: matrix 53 rows 41 cols
[2025-06-07 13:09:27] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:27] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-07 13:09:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:27] [INFO ] Implicit Places using invariants and state equation in 36 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 : 41/965 places, 53/974 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1867 ms. Remains : 41/965 places, 53/974 transitions.
Stuttering acceptance computed with spot in 240 ms :[(OR (NOT p1) (NOT p2)), true, p1, (OR (NOT p2) (NOT p1)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-11
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-11 finished in 2129 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((p0||G(p1)))||G(p2)))'
Support contains 5 out of 965 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Graph (complete) has 615 edges and 965 vertex of which 66 are kept as prefixes of interest. Removing 899 places using SCC suffix rule.4 ms
Discarding 899 places :
Also discarding 867 output transitions
Drop transitions (Output transitions of discarded places.) removed 867 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 65 transition count 98
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 22 place count 52 transition count 71
Iterating global reduction 1 with 13 rules applied. Total rules applied 35 place count 52 transition count 71
Applied a total of 35 rules in 10 ms. Remains 52 /965 variables (removed 913) and now considering 71/974 (removed 903) transitions.
// Phase 1: matrix 71 rows 52 cols
[2025-06-07 13:09:27] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:27] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-07 13:09:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:27] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 13:09:27] [INFO ] Redundant transitions in 17 ms returned [5, 9, 25, 29, 60, 64]
Found 6 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 6 transitions
Redundant transitions reduction (with SMT) removed 6 transitions.
Running 48 sub problems to find dead transitions.
// Phase 1: matrix 65 rows 52 cols
[2025-06-07 13:09:27] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (OVERLAPS) 60/107 variables, 47/47 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 6/113 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 2/115 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 2/117 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/117 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/117 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 117/117 variables, and 52 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1296 ms.
Refiners :[State Equation: 52/52 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (OVERLAPS) 60/107 variables, 47/47 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 48/95 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 6/113 variables, 3/98 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 2/115 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/115 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (OVERLAPS) 2/117 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/117 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 10 (OVERLAPS) 0/117 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 117/117 variables, and 100 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1148 ms.
Refiners :[State Equation: 52/52 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2449ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2449ms
Starting structural reductions in SI_LTL mode, iteration 1 : 52/965 places, 65/974 transitions.
Graph (complete) has 31 edges and 52 vertex of which 46 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Applied a total of 1 rules in 2 ms. Remains 46 /52 variables (removed 6) and now considering 59/65 (removed 6) transitions.
// Phase 1: matrix 59 rows 46 cols
[2025-06-07 13:09:30] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:30] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-07 13:09:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:30] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 46/965 places, 59/974 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2616 ms. Remains : 46/965 places, 59/974 transitions.
Stuttering acceptance computed with spot in 211 ms :[true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p2)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 95 steps with 2 reset in 1 ms.
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-12 finished in 2841 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(p1))||p0)))'
Support contains 4 out of 965 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 942 transition count 945
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 942 transition count 945
Applied a total of 46 rules in 50 ms. Remains 942 /965 variables (removed 23) and now considering 945/974 (removed 29) transitions.
// Phase 1: matrix 945 rows 942 cols
[2025-06-07 13:09:30] [INFO ] Invariants computation overflowed in 15 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:30] [INFO ] Implicit Places using invariants in 362 ms returned []
// Phase 1: matrix 945 rows 942 cols
[2025-06-07 13:09:30] [INFO ] Invariants computation overflowed in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:09:31] [INFO ] Implicit Places using invariants and state equation in 715 ms returned []
Implicit Place search using SMT with State Equation took 1079 ms to find 0 implicit places.
Running 944 sub problems to find dead transitions.
// Phase 1: matrix 945 rows 942 cols
[2025-06-07 13:09:31] [INFO ] Invariants computation overflowed in 6 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/941 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 944 unsolved
SMT process timed out in 30127ms, After SMT, problems are : Problem set: 0 solved, 944 unsolved
Search for dead transitions found 0 dead transitions in 30129ms
Starting structural reductions in LTL mode, iteration 1 : 942/965 places, 945/974 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31263 ms. Remains : 942/965 places, 945/974 transitions.
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 729 ms.
Product exploration explored 100000 steps with 50000 reset in 882 ms.
Computed a total of 942 stabilizing places and 945 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 942 transition count 945
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 p0 (NOT p1)), (X p0), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 11 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-13 finished in 33262 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 2 out of 965 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 965/965 places, 974/974 transitions.
Graph (complete) has 615 edges and 965 vertex of which 30 are kept as prefixes of interest. Removing 935 places using SCC suffix rule.3 ms
Discarding 935 places :
Also discarding 928 output transitions
Drop transitions (Output transitions of discarded places.) removed 928 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 29 transition count 44
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 9 place count 22 transition count 29
Iterating global reduction 1 with 7 rules applied. Total rules applied 16 place count 22 transition count 29
Applied a total of 16 rules in 7 ms. Remains 22 /965 variables (removed 943) and now considering 29/974 (removed 945) transitions.
// Phase 1: matrix 29 rows 22 cols
[2025-06-07 13:10:03] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:10:03] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-07 13:10:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:10:03] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 13:10:03] [INFO ] Redundant transitions in 12 ms returned [2, 6, 21]
Found 3 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 3 transitions
Redundant transitions reduction (with SMT) removed 3 transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 26 rows 22 cols
[2025-06-07 13:10:03] [INFO ] Computed 0 invariants in 4 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 23/42 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 2/46 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/46 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/46 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 46/48 variables, and 21 constraints, problems are : Problem set: 0 solved, 20 unsolved in 200 ms.
Refiners :[State Equation: 21/22 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 23/42 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 2/44 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 2/46 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/46 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/46 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 46/48 variables, and 41 constraints, problems are : Problem set: 0 solved, 20 unsolved in 273 ms.
Refiners :[State Equation: 21/22 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 478ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 479ms
Starting structural reductions in SI_LTL mode, iteration 1 : 22/965 places, 26/974 transitions.
Graph (complete) has 12 edges and 22 vertex of which 19 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Applied a total of 1 rules in 1 ms. Remains 19 /22 variables (removed 3) and now considering 23/26 (removed 3) transitions.
// Phase 1: matrix 23 rows 19 cols
[2025-06-07 13:10:04] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:10:04] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-07 13:10:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 13:10:04] [INFO ] Implicit Places using invariants and state equation in 26 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 : 19/965 places, 23/974 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 607 ms. Remains : 19/965 places, 23/974 transitions.
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A04-LTLCardinality-15
Stuttering criterion allowed to conclude after 37 steps with 3 reset in 1 ms.
FORMULA ViralEpidemic-PT-S04D1C1A04-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A04-LTLCardinality-15 finished in 680 ms.
All properties solved by simple procedures.
Total runtime 232362 ms.
BK_STOP 1749301804645
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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-S04D1C1A04"
export BK_EXAMINATION="LTLCardinality"
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-S04D1C1A04, examination is LTLCardinality"
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-174915590800987"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S04D1C1A04.tgz
mv ViralEpidemic-PT-S04D1C1A04 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;