Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r184-tall-174889264500628.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 RwMutex-PT-r0010w0050, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889264500628
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K 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 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K 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 11 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 95K 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 RwMutex-PT-r0010w0050-LTLFireability-00
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-01
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-02
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-03
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-04
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-05
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-06
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-07
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-08
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-09
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-10
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-11
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-12
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-13
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-14
FORMULA_NAME RwMutex-PT-r0010w0050-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749146565948

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RwMutex-PT-r0010w0050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 18:02:47] [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]
[2025-06-05 18:02:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 18:02:47] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2025-06-05 18:02:47] [INFO ] Transformed 130 places.
[2025-06-05 18:02:47] [INFO ] Transformed 120 transitions.
[2025-06-05 18:02:47] [INFO ] Found NUPN structural information;
[2025-06-05 18:02:47] [INFO ] Parsed PT model containing 130 places and 120 transitions and 1260 arcs in 168 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 44 out of 130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 130/130 places, 120/120 transitions.
Applied a total of 0 rules in 12 ms. Remains 130 /130 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 130 cols
[2025-06-05 18:02:47] [INFO ] Computed 70 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:47] [INFO ] Implicit Places using invariants in 374 ms returned [1, 12, 23, 34, 36, 37, 38, 40, 43, 44, 47, 48, 49, 50, 51, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 65, 66, 67, 71, 72, 74, 75, 76, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 97, 108, 119]
Discarding 48 places :
Implicit Place search using SMT only with invariants took 412 ms to find 48 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 82/130 places, 120/120 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 56 transition count 94
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 56 transition count 94
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 78 place count 56 transition count 68
Applied a total of 78 rules in 10 ms. Remains 56 /82 variables (removed 26) and now considering 68/120 (removed 52) transitions.
// Phase 1: matrix 68 rows 56 cols
[2025-06-05 18:02:47] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:47] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-05 18:02:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:47] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 56/130 places, 68/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 546 ms. Remains : 56/130 places, 68/120 transitions.
Support contains 44 out of 56 places after structural reductions.
[2025-06-05 18:02:48] [INFO ] Flatten gal took : 34 ms
[2025-06-05 18:02:48] [INFO ] Flatten gal took : 15 ms
[2025-06-05 18:02:48] [INFO ] Input system was already deterministic with 68 transitions.
Support contains 43 out of 56 places (down from 44) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 33 to 31
RANDOM walk for 40000 steps (8 resets) in 1932 ms. (20 steps per ms) remains 3/31 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 191 ms. (208 steps per ms) remains 2/2 properties
[2025-06-05 18:02:48] [INFO ] Invariant cache hit.
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) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp16 is UNSAT
At refinement iteration 1 (OVERLAPS) 33/47 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/56 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 68/124 variables, 56/78 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 0/78 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/124 variables, 0/78 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 124/124 variables, and 78 constraints, problems are : Problem set: 1 solved, 1 unsolved in 118 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp32 is UNSAT
After SMT solving in domain Int declared 46/124 variables, and 12 constraints, problems are : Problem set: 2 solved, 0 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 12/22 constraints, State Equation: 0/56 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 205ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0050-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
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)&&X(G((X(p3)&&p2))))))'
Support contains 13 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 43 transition count 55
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 43 transition count 55
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 39 place count 43 transition count 42
Applied a total of 39 rules in 3 ms. Remains 43 /56 variables (removed 13) and now considering 42/68 (removed 26) transitions.
// Phase 1: matrix 42 rows 43 cols
[2025-06-05 18:02:49] [INFO ] Computed 22 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:49] [INFO ] Implicit Places using invariants in 48 ms returned [6, 7, 8, 9, 10, 11, 12, 14, 15, 16]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 49 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/56 places, 42/68 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 25 transition count 34
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 25 transition count 34
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 25 transition count 26
Applied a total of 24 rules in 1 ms. Remains 25 /33 variables (removed 8) and now considering 26/42 (removed 16) transitions.
// Phase 1: matrix 26 rows 25 cols
[2025-06-05 18:02:49] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:49] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-05 18:02:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:49] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 25/56 places, 26/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 103 ms. Remains : 25/56 places, 26/68 transitions.
Stuttering acceptance computed with spot in 445 ms :[(OR (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (OR (NOT p0) (NOT p2) (NOT p3) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p3) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p3)), (OR (NOT p0) (NOT p2) (NOT p3)), true, (OR (NOT p0) (NOT p1) (NOT p2) (NOT p3))]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-00 finished in 604 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(F((p0||X(p1))))))'
Support contains 2 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 45 transition count 57
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 45 transition count 57
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 33 place count 45 transition count 46
Applied a total of 33 rules in 4 ms. Remains 45 /56 variables (removed 11) and now considering 46/68 (removed 22) transitions.
// Phase 1: matrix 46 rows 45 cols
[2025-06-05 18:02:50] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:50] [INFO ] Implicit Places using invariants in 40 ms returned [7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 41 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/56 places, 46/68 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 23 transition count 36
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 23 transition count 36
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 30 place count 23 transition count 26
Applied a total of 30 rules in 1 ms. Remains 23 /33 variables (removed 10) and now considering 26/46 (removed 20) transitions.
// Phase 1: matrix 26 rows 23 cols
[2025-06-05 18:02:50] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:50] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-05 18:02:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:50] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 23/56 places, 26/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 101 ms. Remains : 23/56 places, 26/68 transitions.
Stuttering acceptance computed with spot in 136 ms :[(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 : RwMutex-PT-r0010w0050-LTLFireability-02
Product exploration explored 100000 steps with 10 reset in 284 ms.
Stack based approach found an accepted trace after 12 steps with 0 reset with depth 13 and stack size 13 in 0 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-02 finished in 539 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(F(X(!(((X(p0) U F(p1))||p1) U !p0))))))'
Support contains 12 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 43 transition count 55
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 43 transition count 55
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 39 place count 43 transition count 42
Applied a total of 39 rules in 2 ms. Remains 43 /56 variables (removed 13) and now considering 42/68 (removed 26) transitions.
// Phase 1: matrix 42 rows 43 cols
[2025-06-05 18:02:50] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:50] [INFO ] Implicit Places using invariants in 40 ms returned [6, 7, 8, 9, 10, 12, 13, 15, 16, 17]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 47 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/56 places, 42/68 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 25 transition count 34
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 25 transition count 34
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 25 transition count 26
Applied a total of 24 rules in 1 ms. Remains 25 /33 variables (removed 8) and now considering 26/42 (removed 16) transitions.
// Phase 1: matrix 26 rows 25 cols
[2025-06-05 18:02:50] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:50] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-05 18:02:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:50] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 25/56 places, 26/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 105 ms. Remains : 25/56 places, 26/68 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), (NOT p0), (AND p1 (NOT p0))]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 210 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-04 finished in 482 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((X(p0)||F(p1)))) U (G(p2) U X(p3))))'
Support contains 4 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 45 transition count 57
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 45 transition count 57
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 33 place count 45 transition count 46
Applied a total of 33 rules in 2 ms. Remains 45 /56 variables (removed 11) and now considering 46/68 (removed 22) transitions.
// Phase 1: matrix 46 rows 45 cols
[2025-06-05 18:02:51] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:51] [INFO ] Implicit Places using invariants in 46 ms returned [6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 48 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/56 places, 46/68 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 25 transition count 38
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 25 transition count 38
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 25 transition count 30
Applied a total of 24 rules in 1 ms. Remains 25 /33 variables (removed 8) and now considering 30/46 (removed 16) transitions.
// Phase 1: matrix 30 rows 25 cols
[2025-06-05 18:02:51] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:51] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-05 18:02:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:51] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 25/56 places, 30/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 101 ms. Remains : 25/56 places, 30/68 transitions.
Stuttering acceptance computed with spot in 312 ms :[(NOT p3), (AND (NOT p1) (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-05
Product exploration explored 100000 steps with 17 reset in 143 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 0 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-05 finished in 585 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 U X(X(X(X(p1)))))))'
Support contains 12 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 44 transition count 56
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 44 transition count 56
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 36 place count 44 transition count 44
Applied a total of 36 rules in 3 ms. Remains 44 /56 variables (removed 12) and now considering 44/68 (removed 24) transitions.
// Phase 1: matrix 44 rows 44 cols
[2025-06-05 18:02:51] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:51] [INFO ] Implicit Places using invariants in 37 ms returned [6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 38 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/56 places, 44/68 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 24 transition count 35
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 24 transition count 35
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 24 transition count 26
Applied a total of 27 rules in 1 ms. Remains 24 /33 variables (removed 9) and now considering 26/44 (removed 18) transitions.
// Phase 1: matrix 26 rows 24 cols
[2025-06-05 18:02:51] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:51] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-05 18:02:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:51] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 24/56 places, 26/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 89 ms. Remains : 24/56 places, 26/68 transitions.
Stuttering acceptance computed with spot in 541 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-06
Entered a terminal (fully accepting) state of product in 10 steps with 0 reset in 1 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-06 finished in 657 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 X(((F(G(p1)) U !p1) U (F(p0)&&p2)))))'
Support contains 13 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 43 transition count 55
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 43 transition count 55
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 39 place count 43 transition count 42
Applied a total of 39 rules in 5 ms. Remains 43 /56 variables (removed 13) and now considering 42/68 (removed 26) transitions.
// Phase 1: matrix 42 rows 43 cols
[2025-06-05 18:02:52] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:52] [INFO ] Implicit Places using invariants in 37 ms returned [6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 38 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/56 places, 42/68 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 23 transition count 33
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 23 transition count 33
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 23 transition count 24
Applied a total of 27 rules in 1 ms. Remains 23 /32 variables (removed 9) and now considering 24/42 (removed 18) transitions.
// Phase 1: matrix 24 rows 23 cols
[2025-06-05 18:02:52] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:52] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-05 18:02:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:52] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 23/56 places, 24/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 102 ms. Remains : 23/56 places, 24/68 transitions.
Stuttering acceptance computed with spot in 281 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), (NOT p1), p1, (NOT p0)]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 143 ms.
Stack based approach found an accepted trace after 24 steps with 0 reset with depth 25 and stack size 23 in 1 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-08 finished in 554 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 X(G(!p0))))'
Support contains 1 out of 56 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Graph (trivial) has 16 edges and 56 vertex of which 16 / 56 are part of one of the 8 SCC in 1 ms
Free SCC test removed 8 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 25 rules applied. Total rules applied 26 place count 48 transition count 35
Reduce places removed 36 places and 0 transitions.
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 1 with 58 rules applied. Total rules applied 84 place count 12 transition count 13
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 85 place count 12 transition count 12
Applied a total of 85 rules in 21 ms. Remains 12 /56 variables (removed 44) and now considering 12/68 (removed 56) transitions.
[2025-06-05 18:02:53] [INFO ] Flow matrix only has 3 transitions (discarded 9 similar events)
// Phase 1: matrix 3 rows 12 cols
[2025-06-05 18:02:53] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants in 23 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/56 places, 12/68 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 47 ms. Remains : 11/56 places, 12/68 transitions.
Stuttering acceptance computed with spot in 92 ms :[p0, true, p0]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-09 finished in 155 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((p0&&X((p0 U ((!p1 U (p2||G(!p1)))||G(p0)))))))&&F(p3)))'
Support contains 14 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 44 transition count 56
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 44 transition count 56
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 36 place count 44 transition count 44
Applied a total of 36 rules in 5 ms. Remains 44 /56 variables (removed 12) and now considering 44/68 (removed 24) transitions.
// Phase 1: matrix 44 rows 44 cols
[2025-06-05 18:02:53] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants in 36 ms returned [7, 8, 9, 10, 11, 12, 14, 15, 17, 18]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 41 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 34/56 places, 44/68 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 26 transition count 36
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 26 transition count 36
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 26 transition count 28
Applied a total of 24 rules in 0 ms. Remains 26 /34 variables (removed 8) and now considering 28/44 (removed 16) transitions.
// Phase 1: matrix 28 rows 26 cols
[2025-06-05 18:02:53] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-05 18:02:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 26/56 places, 28/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 104 ms. Remains : 26/56 places, 28/68 transitions.
Stuttering acceptance computed with spot in 294 ms :[(OR (NOT p0) (NOT p3)), (NOT p3), (NOT p0), (NOT p0), true, (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1)]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-10
Entered a terminal (fully accepting) state of product in 6 steps with 1 reset in 1 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-10 finished in 416 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)))))'
Support contains 3 out of 56 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Graph (trivial) has 16 edges and 56 vertex of which 16 / 56 are part of one of the 8 SCC in 0 ms
Free SCC test removed 8 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 48 transition count 59
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 46 transition count 59
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 16 place count 34 transition count 47
Iterating global reduction 2 with 12 rules applied. Total rules applied 28 place count 34 transition count 47
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 40 place count 34 transition count 35
Applied a total of 40 rules in 9 ms. Remains 34 /56 variables (removed 22) and now considering 35/68 (removed 33) transitions.
[2025-06-05 18:02:53] [INFO ] Flow matrix only has 27 transitions (discarded 8 similar events)
// Phase 1: matrix 27 rows 34 cols
[2025-06-05 18:02:53] [INFO ] Computed 21 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants in 36 ms returned [6, 7, 9, 10, 11, 12, 13, 14, 15, 16]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 37 ms to find 10 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/56 places, 35/68 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 14 transition count 25
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 14 transition count 25
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 30 place count 14 transition count 15
Applied a total of 30 rules in 3 ms. Remains 14 /24 variables (removed 10) and now considering 15/35 (removed 20) transitions.
[2025-06-05 18:02:53] [INFO ] Flow matrix only has 7 transitions (discarded 8 similar events)
// Phase 1: matrix 7 rows 14 cols
[2025-06-05 18:02:53] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-05 18:02:53] [INFO ] Flow matrix only has 7 transitions (discarded 8 similar events)
[2025-06-05 18:02:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/56 places, 15/68 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 91 ms. Remains : 14/56 places, 15/68 transitions.
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-11
Stuttering criterion allowed to conclude after 12 steps with 1 reset in 1 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-11 finished in 217 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) U X(p1)))'
Support contains 2 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 45 transition count 57
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 45 transition count 57
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 33 place count 45 transition count 46
Applied a total of 33 rules in 3 ms. Remains 45 /56 variables (removed 11) and now considering 46/68 (removed 22) transitions.
// Phase 1: matrix 46 rows 45 cols
[2025-06-05 18:02:53] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants in 41 ms returned [8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 42 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/56 places, 46/68 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 23 transition count 36
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 23 transition count 36
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 30 place count 23 transition count 26
Applied a total of 30 rules in 1 ms. Remains 23 /33 variables (removed 10) and now considering 26/46 (removed 20) transitions.
// Phase 1: matrix 26 rows 23 cols
[2025-06-05 18:02:53] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-05 18:02:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:53] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 23/56 places, 26/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 92 ms. Remains : 23/56 places, 26/68 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-12
Entered a terminal (fully accepting) state of product in 17485 steps with 0 reset in 37 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-12 finished in 257 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(F((p0&&G(F((p1||G(p2)))))))))'
Support contains 4 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 44 transition count 56
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 44 transition count 56
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 36 place count 44 transition count 44
Applied a total of 36 rules in 5 ms. Remains 44 /56 variables (removed 12) and now considering 44/68 (removed 24) transitions.
// Phase 1: matrix 44 rows 44 cols
[2025-06-05 18:02:54] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:54] [INFO ] Implicit Places using invariants in 40 ms returned [7, 8, 10, 11, 12, 13, 14, 15, 16, 17, 18]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 41 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/56 places, 44/68 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 23 transition count 34
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 23 transition count 34
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 30 place count 23 transition count 24
Applied a total of 30 rules in 1 ms. Remains 23 /33 variables (removed 10) and now considering 24/44 (removed 20) transitions.
// Phase 1: matrix 24 rows 23 cols
[2025-06-05 18:02:54] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:54] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-05 18:02:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:54] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 23/56 places, 24/68 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 95 ms. Remains : 23/56 places, 24/68 transitions.
Stuttering acceptance computed with spot in 267 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-13
Product exploration explored 100000 steps with 5140 reset in 163 ms.
Stack based approach found an accepted trace after 60 steps with 4 reset with depth 25 and stack size 24 in 0 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-13 finished in 561 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(p1))))'
Support contains 12 out of 56 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 56/56 places, 68/68 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 43 transition count 55
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 43 transition count 55
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 39 place count 43 transition count 42
Applied a total of 39 rules in 7 ms. Remains 43 /56 variables (removed 13) and now considering 42/68 (removed 26) transitions.
// Phase 1: matrix 42 rows 43 cols
[2025-06-05 18:02:54] [INFO ] Computed 22 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:54] [INFO ] Implicit Places using invariants in 36 ms returned [6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 36 ms to find 11 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/56 places, 42/68 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 23 transition count 33
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 23 transition count 33
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 23 transition count 24
Applied a total of 27 rules in 2 ms. Remains 23 /32 variables (removed 9) and now considering 24/42 (removed 18) transitions.
// Phase 1: matrix 24 rows 23 cols
[2025-06-05 18:02:54] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:54] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-05 18:02:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:02:54] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/56 places, 24/68 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 89 ms. Remains : 23/56 places, 24/68 transitions.
Stuttering acceptance computed with spot in 93 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RwMutex-PT-r0010w0050-LTLFireability-14
Product exploration explored 100000 steps with 101 reset in 169 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA RwMutex-PT-r0010w0050-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0050-LTLFireability-14 finished in 370 ms.
All properties solved by simple procedures.
Total runtime 7908 ms.

BK_STOP 1749146575056

--------------------
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="RwMutex-PT-r0010w0050"
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 RwMutex-PT-r0010w0050, 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 r184-tall-174889264500628"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r0010w0050.tgz
mv RwMutex-PT-r0010w0050 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 ;