About the Execution of ITS-Tools for GPPP-PT-C0100N0000000010
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 211082.00 | 0.00 | 0.00 | FFFFFFTFTTFFFTTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r100-smll-174867007700316.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 GPPP-PT-C0100N0000000010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867007700316
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 6.0K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K 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 2.8K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K 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 3.8K 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 17 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1 May 29 14:32 large_marking
-rw-r--r-- 1 mcc users 21K 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 GPPP-PT-C0100N0000000010-LTLFireability-00
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-01
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-02
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-03
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-04
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-05
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-06
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-07
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-08
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-09
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-10
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-11
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-12
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-13
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-14
FORMULA_NAME GPPP-PT-C0100N0000000010-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748927900986
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPPP-PT-C0100N0000000010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-03 05:18:22] [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]
[2025-06-03 05:18:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 05:18:23] [INFO ] Load time of PNML (sax parser for PT used): 61 ms
[2025-06-03 05:18:23] [INFO ] Transformed 33 places.
[2025-06-03 05:18:23] [INFO ] Transformed 22 transitions.
[2025-06-03 05:18:23] [INFO ] Parsed PT model containing 33 places and 22 transitions and 83 arcs in 207 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 14 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Running 21 sub problems to find dead transitions.
// Phase 1: matrix 22 rows 33 cols
[2025-06-03 05:18:23] [INFO ] Computed 12 invariants in 8 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/33 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Problem TDEAD19 is UNSAT
At refinement iteration 6 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/55 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/55 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 55/55 variables, and 45 constraints, problems are : Problem set: 1 solved, 20 unsolved in 803 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 20 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 3/8 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 2/33 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 3/12 constraints. Problems are: Problem set: 1 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 33/55 variables, and 12 constraints, problems are : Problem set: 1 solved, 20 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/33 constraints, PredecessorRefiner: 0/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20891ms problems are : Problem set: 1 solved, 20 unsolved
Search for dead transitions found 1 dead transitions in 20910ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
// Phase 1: matrix 21 rows 33 cols
[2025-06-03 05:18:44] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:18:44] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-03 05:18:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:18:44] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/33 places, 21/22 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 21150 ms. Remains : 33/33 places, 21/22 transitions.
Support contains 26 out of 33 places after structural reductions.
[2025-06-03 05:18:44] [INFO ] Flatten gal took : 27 ms
[2025-06-03 05:18:44] [INFO ] Flatten gal took : 10 ms
[2025-06-03 05:18:44] [INFO ] Input system was already deterministic with 21 transitions.
Support contains 24 out of 33 places (down from 26) after GAL structural reductions.
RANDOM walk for 40018 steps (88 resets) in 576 ms. (69 steps per ms) remains 2/17 properties
BEST_FIRST walk for 40004 steps (8 resets) in 406 ms. (98 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 351 ms. (113 steps per ms) remains 2/2 properties
[2025-06-03 05:18:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp13 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/14 variables, 1/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 13/27 variables, 5/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/27 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp10 is UNSAT
After SMT solving in domain Real declared 29/54 variables, and 11 constraints, problems are : Problem set: 2 solved, 0 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 6/8 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/33 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 81ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
Computed a total of 31 stabilizing places and 19 stable transitions
Graph (complete) has 81 edges and 33 vertex of which 32 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F((G(p0)&&F(!p1)))&&X(X(X(F(!p2)))))||G((F(!p1)&&F(G(p0))))))'
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 21
Applied a total of 1 rules in 7 ms. Remains 32 /33 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 32 cols
[2025-06-03 05:18:45] [INFO ] Computed 12 invariants in 2 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 426 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 15434 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15874ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 15875ms
[2025-06-03 05:19:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:01] [INFO ] Implicit Places using invariants in 61 ms returned [3, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 67 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 15951 ms. Remains : 30/33 places, 21/21 transitions.
Stuttering acceptance computed with spot in 630 ms :[(OR (NOT p0) p1), (NOT p0), p1, (OR (AND (NOT p0) p2) (AND p1 p2)), (NOT p0), p1, (OR (AND (NOT p0) p2) (AND p1 p2)), (AND (NOT p0) p2), (OR (AND (NOT p0) p2) (AND p1 p2)), (AND p1 p2)]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-00
Product exploration explored 100000 steps with 464 reset in 385 ms.
Stack based approach found an accepted trace after 985 steps with 14 reset with depth 68 and stack size 64 in 5 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-00 finished in 17076 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Graph (trivial) has 2 edges and 33 vertex of which 2 / 33 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 79 edges and 32 vertex of which 31 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 5 rules applied. Total rules applied 7 place count 27 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 10 place count 25 transition count 16
Applied a total of 10 rules in 28 ms. Remains 25 /33 variables (removed 8) and now considering 16/21 (removed 5) transitions.
Running 15 sub problems to find dead transitions.
// Phase 1: matrix 16 rows 25 cols
[2025-06-03 05:19:02] [INFO ] Computed 10 invariants in 2 ms
[2025-06-03 05:19:02] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 15/40 variables, 25/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 1/41 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/41 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 36 constraints, problems are : Problem set: 0 solved, 15 unsolved in 414 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 25/25 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 15/40 variables, 25/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 15/50 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 1/41 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/41 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 0/41 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 51 constraints, problems are : Problem set: 0 solved, 15 unsolved in 10119 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 25/25 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10552ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 10553ms
[2025-06-03 05:19:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:13] [INFO ] Implicit Places using invariants in 61 ms returned [0, 3, 13, 18]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 62 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/33 places, 16/21 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 15
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 20 transition count 15
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 6 place count 18 transition count 13
Applied a total of 6 rules in 3 ms. Remains 18 /21 variables (removed 3) and now considering 13/16 (removed 3) transitions.
// Phase 1: matrix 13 rows 18 cols
[2025-06-03 05:19:13] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:13] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-03 05:19:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 05:19:13] [INFO ] Implicit Places using invariants and state equation in 59 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 106 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/33 places, 13/21 transitions.
Applied a total of 0 rules in 2 ms. Remains 17 /17 variables (removed 0) and now considering 13/13 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 10754 ms. Remains : 17/33 places, 13/21 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-01
Stuttering criterion allowed to conclude after 37 steps with 0 reset in 1 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-01 finished in 10808 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))))||G((!p2&&X(p3)))))'
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 21
Applied a total of 1 rules in 1 ms. Remains 32 /33 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 32 cols
[2025-06-03 05:19:13] [INFO ] Computed 12 invariants in 22 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 342 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 13086 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13465ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 13466ms
[2025-06-03 05:19:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:27] [INFO ] Implicit Places using invariants in 53 ms returned [3, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 55 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13523 ms. Remains : 30/33 places, 21/21 transitions.
Stuttering acceptance computed with spot in 177 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) p2)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) p2))]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-02
Stuttering criterion allowed to conclude after 811 steps with 40 reset in 5 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-02 finished in 13729 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(p0))||G(p1))))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 21
Applied a total of 1 rules in 1 ms. Remains 32 /33 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2025-06-03 05:19:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 338 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 11793 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12141ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 12141ms
[2025-06-03 05:19:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:39] [INFO ] Implicit Places using invariants in 59 ms returned [3, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 60 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12205 ms. Remains : 30/33 places, 21/21 transitions.
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-03
Stuttering criterion allowed to conclude after 425 steps with 0 reset in 1 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-03 finished in 12333 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(p0)))'
Support contains 3 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Graph (complete) has 81 edges and 33 vertex of which 32 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 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 31 transition count 19
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 30 transition count 19
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 3 place count 30 transition count 18
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 29 transition count 18
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 8 place count 27 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 11 place count 25 transition count 16
Applied a total of 11 rules in 8 ms. Remains 25 /33 variables (removed 8) and now considering 16/21 (removed 5) transitions.
Running 15 sub problems to find dead transitions.
// Phase 1: matrix 16 rows 25 cols
[2025-06-03 05:19:39] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/41 variables, 25/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/41 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 35 constraints, problems are : Problem set: 0 solved, 15 unsolved in 270 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/41 variables, 25/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 15/50 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/41 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 50 constraints, problems are : Problem set: 0 solved, 15 unsolved in 5411 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5688ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 5689ms
[2025-06-03 05:19:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:45] [INFO ] Implicit Places using invariants in 46 ms returned [0, 3, 15, 18]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 47 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/33 places, 16/21 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 7 rules applied. Total rules applied 7 place count 17 transition count 13
Applied a total of 7 rules in 2 ms. Remains 17 /21 variables (removed 4) and now considering 13/16 (removed 3) transitions.
// Phase 1: matrix 13 rows 17 cols
[2025-06-03 05:19:45] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:45] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-03 05:19:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:19:45] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/33 places, 13/21 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5829 ms. Remains : 17/33 places, 13/21 transitions.
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), true, (NOT p0)]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-04
Entered a terminal (fully accepting) state of product in 17 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-04 finished in 5923 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((X(X(F(p2)))&&p1))))'
Support contains 8 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 21
Applied a total of 1 rules in 1 ms. Remains 32 /33 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 32 cols
[2025-06-03 05:19:45] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 382 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 18435 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18826ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 18826ms
[2025-06-03 05:20:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:20:04] [INFO ] Implicit Places using invariants in 57 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 59 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 31/33 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 18887 ms. Remains : 31/33 places, 21/21 transitions.
Stuttering acceptance computed with spot in 217 ms :[(OR (NOT p2) (NOT p1) p0), p0, (OR (NOT p1) (NOT p2)), true, (NOT p2), (NOT p2)]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-05 finished in 19122 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(!X(F(p0))) U p1))'
Support contains 3 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 21
Applied a total of 1 rules in 1 ms. Remains 32 /33 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2025-06-03 05:20:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 370 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 14502 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14879ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 14879ms
[2025-06-03 05:20:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:20:19] [INFO ] Implicit Places using invariants in 59 ms returned [3, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 60 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 14942 ms. Remains : 30/33 places, 21/21 transitions.
Stuttering acceptance computed with spot in 123 ms :[p0, true, (NOT p1), (OR (NOT p1) p0)]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-06
Product exploration explored 100000 steps with 232 reset in 220 ms.
Product exploration explored 100000 steps with 233 reset in 283 ms.
Computed a total of 28 stabilizing places and 19 stable transitions
Computed a total of 28 stabilizing places and 19 stable transitions
Detected a total of 28/30 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 295 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 12 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 165 ms :[p0, (OR (NOT p1) p0), (OR (NOT p1) p0), true, false]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40014 steps (90 resets) in 130 ms. (305 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40003 steps (21 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
// Phase 1: matrix 21 rows 30 cols
[2025-06-03 05:20:20] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 4/26 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 45/51 variables, and 34 constraints, problems are : Problem set: 1 solved, 0 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 3/5 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 26/30 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 77ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (G (OR (NOT p0) (NOT p1))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 13 factoid took 562 ms. Reduced automaton from 5 states, 12 edges and 2 AP (stutter insensitive) to 5 states, 12 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 201 ms :[p0, (OR (NOT p1) p0), (OR (NOT p1) p0), true, false]
Stuttering acceptance computed with spot in 165 ms :[p0, (OR (NOT p1) p0), (OR (NOT p1) p0), true, false]
[2025-06-03 05:20:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 05:20:21] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 05:20:21] [INFO ] [Real]Absence check using 5 positive and 5 generalized place invariants in 4 ms returned sat
[2025-06-03 05:20:22] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-06-03 05:20:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 05:20:22] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-03 05:20:22] [INFO ] [Nat]Absence check using 5 positive and 5 generalized place invariants in 13 ms returned sat
[2025-06-03 05:20:22] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2025-06-03 05:20:22] [INFO ] Computed and/alt/rep : 20/39/20 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-03 05:20:22] [INFO ] Added : 0 causal constraints over 0 iterations in 14 ms. Result :sat
Could not prove EG (NOT p1)
[2025-06-03 05:20:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 05:20:22] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-03 05:20:22] [INFO ] [Real]Absence check using 5 positive and 5 generalized place invariants in 6 ms returned sat
[2025-06-03 05:20:22] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-03 05:20:22] [INFO ] Computed and/alt/rep : 20/39/20 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 05:20:22] [INFO ] Added : 0 causal constraints over 0 iterations in 13 ms. Result :sat
Could not prove EG p0
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 21/21 transitions.
Graph (trivial) has 5 edges and 30 vertex of which 2 / 30 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 29 transition count 17
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 26 transition count 17
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 17 place count 20 transition count 13
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 18 transition count 12
Applied a total of 20 rules in 7 ms. Remains 18 /30 variables (removed 12) and now considering 12/21 (removed 9) transitions.
Running 11 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 18 cols
[2025-06-03 05:20:22] [INFO ] Computed 7 invariants in 0 ms
[2025-06-03 05:20:22] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1/18 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 11/29 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 1/30 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 11 unsolved in 275 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1/18 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 11/29 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 11/36 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 1/30 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/30 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 0/30 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 37 constraints, problems are : Problem set: 0 solved, 11 unsolved in 8533 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8813ms problems are : Problem set: 0 solved, 11 unsolved
Search for dead transitions found 0 dead transitions in 8814ms
[2025-06-03 05:20:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:20:31] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-03 05:20:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:20:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 05:20:31] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 05:20:31] [INFO ] Redundant transitions in 0 ms returned []
Running 11 sub problems to find dead transitions.
[2025-06-03 05:20:31] [INFO ] Invariant cache hit.
[2025-06-03 05:20:31] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1/18 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 11/29 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 1/30 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 11 unsolved in 249 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1/18 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 11/29 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 11/36 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 1/30 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/30 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 0/30 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 37 constraints, problems are : Problem set: 0 solved, 11 unsolved in 12526 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12780ms problems are : Problem set: 0 solved, 11 unsolved
Search for dead transitions found 0 dead transitions in 12781ms
Starting structural reductions in SI_LTL mode, iteration 1 : 18/30 places, 12/21 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 21723 ms. Remains : 18/30 places, 12/21 transitions.
Computed a total of 18 stabilizing places and 11 stable transitions
Computed a total of 18 stabilizing places and 11 stable transitions
Detected a total of 18/18 stabilizing places and 11/12 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 268 ms. Reduced automaton from 5 states, 12 edges and 2 AP (stutter insensitive) to 5 states, 12 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 158 ms :[p0, (OR (NOT p1) p0), (OR (NOT p1) p0), true, false]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40033 steps (258 resets) in 55 ms. (714 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40002 steps (112 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
[2025-06-03 05:20:44] [INFO ] Invariant cache hit.
[2025-06-03 05:20:44] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 13/16 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 29/30 variables, and 25 constraints, problems are : Problem set: 1 solved, 0 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 68ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (G (OR (NOT p0) (NOT p1))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 13 factoid took 571 ms. Reduced automaton from 5 states, 12 edges and 2 AP (stutter insensitive) to 5 states, 12 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 156 ms :[p0, (OR (NOT p1) p0), (OR (NOT p1) p0), true, false]
Stuttering acceptance computed with spot in 155 ms :[p0, (OR (NOT p1) p0), (OR (NOT p1) p0), true, false]
[2025-06-03 05:20:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 05:20:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 05:20:45] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 4 ms returned sat
[2025-06-03 05:20:45] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-03 05:20:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 05:20:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 05:20:45] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 191 ms returned sat
[2025-06-03 05:20:45] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2025-06-03 05:20:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 05:20:45] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-03 05:20:45] [INFO ] Computed and/alt/rep : 11/26/11 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 05:20:45] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Could not prove EG (NOT p1)
[2025-06-03 05:20:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 05:20:45] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 05:20:45] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2025-06-03 05:20:45] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-03 05:20:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 05:20:45] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-03 05:20:45] [INFO ] Computed and/alt/rep : 11/26/11 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 05:20:45] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 155 ms :[p0, (OR (NOT p1) p0), (OR (NOT p1) p0), true, false]
Product exploration explored 100000 steps with 558 reset in 130 ms.
Product exploration explored 100000 steps with 557 reset in 288 ms.
Built C files in :
/tmp/ltsmin3709504320548795315
[2025-06-03 05:20:46] [INFO ] Computing symmetric may disable matrix : 12 transitions.
[2025-06-03 05:20:46] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 05:20:46] [INFO ] Computing symmetric may enable matrix : 12 transitions.
[2025-06-03 05:20:46] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 05:20:46] [INFO ] Computing Do-Not-Accords matrix : 12 transitions.
[2025-06-03 05:20:46] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 05:20:46] [INFO ] Built C files in 28ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3709504320548795315
Running compilation step : cd /tmp/ltsmin3709504320548795315;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 369 ms.
Running link step : cd /tmp/ltsmin3709504320548795315;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 58 ms.
Running LTSmin : cd /tmp/ltsmin3709504320548795315;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased10666620619648719513.hoa' '--buchi-type=spotba'
LTSmin run took 3481 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-06 finished in 45571 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(!p0))'
Support contains 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 21
Applied a total of 1 rules in 2 ms. Remains 32 /33 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 32 cols
[2025-06-03 05:20:50] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 361 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 13758 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14131ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 14132ms
[2025-06-03 05:21:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:04] [INFO ] Implicit Places using invariants in 62 ms returned [3, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 63 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 14198 ms. Remains : 30/33 places, 21/21 transitions.
Stuttering acceptance computed with spot in 86 ms :[p0, p0, true]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 69 ms.
Product exploration explored 100000 steps with 50000 reset in 87 ms.
Computed a total of 28 stabilizing places and 19 stable transitions
Computed a total of 28 stabilizing places and 19 stable transitions
Detected a total of 28/30 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-08 finished in 14475 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(p1))&&X(F(!p1))))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 21
Applied a total of 1 rules in 5 ms. Remains 32 /33 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2025-06-03 05:21:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 350 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 7396 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7755ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 7755ms
[2025-06-03 05:21:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:12] [INFO ] Implicit Places using invariants in 55 ms returned [3, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 56 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 21/21 transitions.
Applied a total of 0 rules in 0 ms. Remains 30 /30 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 7820 ms. Remains : 30/33 places, 21/21 transitions.
Stuttering acceptance computed with spot in 158 ms :[true, (NOT p1), p1, (NOT p1), true]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-10
Entered a terminal (fully accepting) state of product in 18 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-10 finished in 7994 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))||(p1 U X(((!p2 U p3) U p2)))))'
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 21
Applied a total of 1 rules in 1 ms. Remains 32 /33 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2025-06-03 05:21:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 345 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 11566 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11916ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 11916ms
[2025-06-03 05:21:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:24] [INFO ] Implicit Places using invariants in 48 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 55 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 31/33 places, 21/21 transitions.
Applied a total of 0 rules in 0 ms. Remains 31 /31 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 11976 ms. Remains : 31/33 places, 21/21 transitions.
Stuttering acceptance computed with spot in 205 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-11
Stuttering criterion allowed to conclude after 415 steps with 0 reset in 1 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-11 finished in 12202 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 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Graph (trivial) has 4 edges and 33 vertex of which 2 / 33 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 79 edges and 32 vertex of which 31 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 30 transition count 18
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 29 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 29 transition count 17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 28 transition count 17
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 11 place count 25 transition count 15
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 14 place count 23 transition count 14
Applied a total of 14 rules in 10 ms. Remains 23 /33 variables (removed 10) and now considering 14/21 (removed 7) transitions.
Running 13 sub problems to find dead transitions.
// Phase 1: matrix 14 rows 23 cols
[2025-06-03 05:21:25] [INFO ] Computed 10 invariants in 1 ms
[2025-06-03 05:21:25] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/23 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 13 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 13/36 variables, 23/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 1/37 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 34 constraints, problems are : Problem set: 0 solved, 13 unsolved in 322 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 23/23 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/23 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 13/36 variables, 23/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 13/46 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 1/37 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 13 unsolved in 15127 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 23/23 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15457ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 15459ms
[2025-06-03 05:21:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:40] [INFO ] Implicit Places using invariants in 55 ms returned [0, 3, 13, 16]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 56 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/33 places, 14/21 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 18 transition count 13
Applied a total of 2 rules in 2 ms. Remains 18 /19 variables (removed 1) and now considering 13/14 (removed 1) transitions.
// Phase 1: matrix 13 rows 18 cols
[2025-06-03 05:21:40] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:40] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-03 05:21:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 05:21:40] [INFO ] Implicit Places using invariants and state equation in 51 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 89 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/33 places, 13/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 17 /17 variables (removed 0) and now considering 13/13 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 15617 ms. Remains : 17/33 places, 13/21 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-12
Stuttering criterion allowed to conclude after 12 steps with 2 reset in 0 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-12 finished in 15706 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 21/21 transitions.
Graph (trivial) has 3 edges and 33 vertex of which 2 / 33 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 79 edges and 32 vertex of which 31 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 2 place count 31 transition count 19
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 30 transition count 19
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 5 rules applied. Total rules applied 9 place count 27 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 25 transition count 16
Applied a total of 12 rules in 6 ms. Remains 25 /33 variables (removed 8) and now considering 16/21 (removed 5) transitions.
Running 15 sub problems to find dead transitions.
// Phase 1: matrix 16 rows 25 cols
[2025-06-03 05:21:40] [INFO ] Computed 10 invariants in 1 ms
[2025-06-03 05:21:40] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/25 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 15/40 variables, 25/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 1/41 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/41 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 0/41 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 36 constraints, problems are : Problem set: 0 solved, 15 unsolved in 356 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 25/25 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/25 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 15/40 variables, 25/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 15/50 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 1/41 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/41 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 0/41 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 51 constraints, problems are : Problem set: 0 solved, 15 unsolved in 10709 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 25/25 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11082ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 11082ms
[2025-06-03 05:21:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:51] [INFO ] Implicit Places using invariants in 49 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/33 places, 16/21 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 15
Applied a total of 2 rules in 2 ms. Remains 23 /24 variables (removed 1) and now considering 15/16 (removed 1) transitions.
// Phase 1: matrix 15 rows 23 cols
[2025-06-03 05:21:51] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:51] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-03 05:21:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 05:21:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 05:21:51] [INFO ] Implicit Places using invariants and state equation in 65 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 117 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 22/33 places, 15/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 11258 ms. Remains : 22/33 places, 15/21 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : GPPP-PT-C0100N0000000010-LTLFireability-15
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C0100N0000000010-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0100N0000000010-LTLFireability-15 finished in 11305 ms.
All properties solved by simple procedures.
Total runtime 209038 ms.
BK_STOP 1748928112068
--------------------
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="GPPP-PT-C0100N0000000010"
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 GPPP-PT-C0100N0000000010, 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 r100-smll-174867007700316"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/GPPP-PT-C0100N0000000010.tgz
mv GPPP-PT-C0100N0000000010 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;