Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r086-smll-174860101700020.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 Eratosthenes-PT-050, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860101700020
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 161K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 50K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-00
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-01
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-02
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-03
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-04
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-05
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-06
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-07
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-08
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-09
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-10
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-11
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-12
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-13
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-14
FORMULA_NAME Eratosthenes-PT-050-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748644782179

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Eratosthenes-PT-050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 22:39:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 22:39:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 22:39:45] [INFO ] Load time of PNML (sax parser for PT used): 144 ms
[2025-05-30 22:39:45] [INFO ] Transformed 49 places.
[2025-05-30 22:39:45] [INFO ] Transformed 108 transitions.
[2025-05-30 22:39:45] [INFO ] Parsed PT model containing 49 places and 108 transitions and 324 arcs in 393 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 28 transitions
Reduce redundant transitions removed 28 transitions.
FORMULA Eratosthenes-PT-050-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-050-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-050-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-050-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 80/80 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 33 transition count 79
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 33 transition count 79
Drop transitions (Redundant composition of simpler transitions.) removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 0 with 46 rules applied. Total rules applied 48 place count 33 transition count 33
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 54 place count 27 transition count 27
Iterating global reduction 0 with 6 rules applied. Total rules applied 60 place count 27 transition count 27
Applied a total of 60 rules in 42 ms. Remains 27 /34 variables (removed 7) and now considering 27/80 (removed 53) transitions.
// Phase 1: matrix 27 rows 27 cols
[2025-05-30 22:39:45] [INFO ] Computed 0 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:46] [INFO ] Implicit Places using invariants in 217 ms returned []
[2025-05-30 22:39:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:46] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 441 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 3ms
Starting structural reductions in LTL mode, iteration 1 : 27/34 places, 27/80 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 533 ms. Remains : 27/34 places, 27/80 transitions.
Support contains 26 out of 27 places after structural reductions.
[2025-05-30 22:39:46] [INFO ] Flatten gal took : 30 ms
[2025-05-30 22:39:46] [INFO ] Flatten gal took : 10 ms
[2025-05-30 22:39:46] [INFO ] Input system was already deterministic with 27 transitions.
Reduction of identical properties reduced properties to check from 28 to 27
RANDOM walk for 140 steps (0 resets) in 58 ms. (2 steps per ms) remains 0/27 properties
FORMULA Eratosthenes-PT-050-LTLFireability-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 27 stabilizing places and 27 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 27 transition count 27
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(F(p0)) U (G(p2)&&X(p3)&&p1)))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 6 transition count 6
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 6 transition count 6
Applied a total of 42 rules in 3 ms. Remains 6 /27 variables (removed 21) and now considering 6/27 (removed 21) transitions.
// Phase 1: matrix 6 rows 6 cols
[2025-05-30 22:39:47] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:47] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-30 22:39:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:47] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LTL mode, iteration 1 : 6/27 places, 6/27 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 6/27 places, 6/27 transitions.
Stuttering acceptance computed with spot in 559 ms :[(OR (NOT p1) (NOT p2) (NOT p3)), (NOT p0), (NOT p2), (NOT p3)]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-00
Stuttering criterion allowed to conclude after 34 steps with 0 reset in 3 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-00 finished in 766 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||X(X(X(X(F(p1)))))))||F(G(p0))))'
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Graph (complete) has 0 edges and 27 vertex of which 2 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.1 ms
Discarding 25 places :
Also discarding 25 output transitions
Drop transitions (Output transitions of discarded places.) removed 25 transitions
Applied a total of 1 rules in 11 ms. Remains 2 /27 variables (removed 25) and now considering 2/27 (removed 25) transitions.
// Phase 1: matrix 2 rows 2 cols
[2025-05-30 22:39:48] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:48] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-30 22:39:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:48] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 22:39:48] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 1ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/27 places, 2/27 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 74 ms. Remains : 2/27 places, 2/27 transitions.
Stuttering acceptance computed with spot in 270 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-01
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-01 finished in 384 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)||X((X(p1)&&(!p2 U (p3||G(!p2)))))))'
Support contains 7 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 8 transition count 8
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 8 transition count 8
Applied a total of 38 rules in 2 ms. Remains 8 /27 variables (removed 19) and now considering 8/27 (removed 19) transitions.
// Phase 1: matrix 8 rows 8 cols
[2025-05-30 22:39:48] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:48] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-30 22:39:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:48] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LTL mode, iteration 1 : 8/27 places, 8/27 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 78 ms. Remains : 8/27 places, 8/27 transitions.
Stuttering acceptance computed with spot in 491 ms :[(OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) (NOT p1))), (OR (NOT p1) (AND p2 (NOT p3))), (OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) (NOT p1))), true, (NOT p1), (AND (NOT p3) p2), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p3) p2 (NOT p0))]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-03
Entered a terminal (fully accepting) state of product in 5 steps with 1 reset in 1 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-03 finished in 601 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||X(p1)) U G(p2)) U (X(X(p2))&&p3)))'
Support contains 6 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 7 transition count 7
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 7 transition count 7
Applied a total of 40 rules in 3 ms. Remains 7 /27 variables (removed 20) and now considering 7/27 (removed 20) transitions.
// Phase 1: matrix 7 rows 7 cols
[2025-05-30 22:39:49] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:49] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-30 22:39:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:49] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LTL mode, iteration 1 : 7/27 places, 7/27 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 77 ms. Remains : 7/27 places, 7/27 transitions.
Stuttering acceptance computed with spot in 790 ms :[(OR (NOT p3) (NOT p2)), (NOT p1), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-08
Entered a terminal (fully accepting) state of product in 13 steps with 1 reset in 1 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-08 finished in 935 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) U X((!p2&&X(p3))))&&X(X(X(!p3)))))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 6 transition count 6
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 6 transition count 6
Applied a total of 42 rules in 1 ms. Remains 6 /27 variables (removed 21) and now considering 6/27 (removed 21) transitions.
// Phase 1: matrix 6 rows 6 cols
[2025-05-30 22:39:50] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:50] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-05-30 22:39:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:50] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LTL mode, iteration 1 : 6/27 places, 6/27 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 75 ms. Remains : 6/27 places, 6/27 transitions.
Stuttering acceptance computed with spot in 834 ms :[true, (OR (NOT p3) p2), p3, (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) p2)), (OR (NOT p3) p2), true, (NOT p3), p3, p3, (NOT p1), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p1) (NOT p3)), (NOT p3)]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-09
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-09 finished in 955 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(!p0)&&X(p1))))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 6 transition count 6
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 6 transition count 6
Applied a total of 42 rules in 3 ms. Remains 6 /27 variables (removed 21) and now considering 6/27 (removed 21) transitions.
// Phase 1: matrix 6 rows 6 cols
[2025-05-30 22:39:51] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:51] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-05-30 22:39:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:51] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LTL mode, iteration 1 : 6/27 places, 6/27 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 102 ms. Remains : 6/27 places, 6/27 transitions.
Stuttering acceptance computed with spot in 269 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), p0, (NOT p1), true]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-10
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-10 finished in 415 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||G(p1)))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Graph (complete) has 0 edges and 27 vertex of which 3 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.1 ms
Discarding 24 places :
Also discarding 24 output transitions
Drop transitions (Output transitions of discarded places.) removed 24 transitions
Applied a total of 1 rules in 5 ms. Remains 3 /27 variables (removed 24) and now considering 3/27 (removed 24) transitions.
// Phase 1: matrix 3 rows 3 cols
[2025-05-30 22:39:51] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:51] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-30 22:39:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:51] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 22:39:51] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/27 places, 3/27 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 86 ms. Remains : 3/27 places, 3/27 transitions.
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-11
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-11 finished in 233 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)||(X((p1 U p2))&&G(!p0))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 4 transition count 4
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 4 transition count 4
Applied a total of 46 rules in 1 ms. Remains 4 /27 variables (removed 23) and now considering 4/27 (removed 23) transitions.
// Phase 1: matrix 4 rows 4 cols
[2025-05-30 22:39:51] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:51] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-30 22:39:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:51] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LTL mode, iteration 1 : 4/27 places, 4/27 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 4/27 places, 4/27 transitions.
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-12
Product exploration explored 100000 steps with 38008 reset in 401 ms.
Product exploration explored 100000 steps with 38171 reset in 256 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 4
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) p2 p1), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (G p0)), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 30 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Eratosthenes-PT-050-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Eratosthenes-PT-050-LTLFireability-12 finished in 1025 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||G(p1)))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 4 transition count 4
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 4 transition count 4
Applied a total of 46 rules in 2 ms. Remains 4 /27 variables (removed 23) and now considering 4/27 (removed 23) transitions.
// Phase 1: matrix 4 rows 4 cols
[2025-05-30 22:39:52] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:52] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-05-30 22:39:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:52] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LTL mode, iteration 1 : 4/27 places, 4/27 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69 ms. Remains : 4/27 places, 4/27 transitions.
Stuttering acceptance computed with spot in 185 ms :[true, (AND (NOT p1) p0), (NOT p1), (AND (NOT p1) p0)]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-13 finished in 276 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 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Graph (complete) has 0 edges and 27 vertex of which 1 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.1 ms
Discarding 26 places :
Also discarding 26 output transitions
Drop transitions (Output transitions of discarded places.) removed 26 transitions
Applied a total of 1 rules in 2 ms. Remains 1 /27 variables (removed 26) and now considering 1/27 (removed 26) transitions.
// Phase 1: matrix 1 rows 1 cols
[2025-05-30 22:39:52] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:52] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-30 22:39:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:52] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 22:39:52] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1/27 places, 1/27 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62 ms. Remains : 1/27 places, 1/27 transitions.
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-14
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA Eratosthenes-PT-050-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Eratosthenes-PT-050-LTLFireability-14 finished in 190 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||F(p1)))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 27/27 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 4 transition count 4
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 4 transition count 4
Applied a total of 46 rules in 3 ms. Remains 4 /27 variables (removed 23) and now considering 4/27 (removed 23) transitions.
// Phase 1: matrix 4 rows 4 cols
[2025-05-30 22:39:53] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:53] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-30 22:39:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:39:53] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LTL mode, iteration 1 : 4/27 places, 4/27 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62 ms. Remains : 4/27 places, 4/27 transitions.
Stuttering acceptance computed with spot in 155 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Eratosthenes-PT-050-LTLFireability-15
Product exploration explored 100000 steps with 35128 reset in 220 ms.
Product exploration explored 100000 steps with 35326 reset in 451 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 4
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 p1) (NOT p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 19 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Eratosthenes-PT-050-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Eratosthenes-PT-050-LTLFireability-15 finished in 975 ms.
All properties solved by simple procedures.
Total runtime 9237 ms.

BK_STOP 1748644794473

--------------------
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="Eratosthenes-PT-050"
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 Eratosthenes-PT-050, 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 r086-smll-174860101700020"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Eratosthenes-PT-050.tgz
mv Eratosthenes-PT-050 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;