Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r508-tall-171654352400781.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is PGCD-PT-D04N050, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r508-tall-171654352400781
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 9.2K Apr 11 15:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 103K Apr 11 15:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Apr 11 15:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Apr 11 15:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 6 10:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 6 10:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 6 10:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 6 10:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 15:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Apr 11 15:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 15:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 113K Apr 11 15:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 6 10:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 6 10:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 9.3K May 18 16:43 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-00
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-01
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-02
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-03
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-04
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-05
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-06
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-07
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-08
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-09
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-10
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-11
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-12
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-13
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-14
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717246079127

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-PT-D04N050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 12:48:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 12:48:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 12:48:00] [INFO ] Load time of PNML (sax parser for PT used): 28 ms
[2024-06-01 12:48:00] [INFO ] Transformed 15 places.
[2024-06-01 12:48:00] [INFO ] Transformed 15 transitions.
[2024-06-01 12:48:00] [INFO ] Parsed PT model containing 15 places and 15 transitions and 70 arcs in 119 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Reduction of identical properties reduced properties to check from 16 to 9
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 50, 50, 1, 1, 50, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 50, 50, 1, 1, 50, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 15 rows 15 cols
[2024-06-01 12:48:00] [INFO ] Computed 6 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 50, 50, 1, 1, 50, 1, 1] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 10017 steps (2 resets) in 15 ms. (626 steps per ms)
BEST_FIRST walk for 90004 steps (18 resets) in 79 ms. (1125 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[105, 105, 173, 170, 101, 89, 169, 105, 89] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
[2024-06-01 12:48:00] [INFO ] Invariant cache hit.
[2024-06-01 12:48:00] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 5 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-01 12:48:00] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-06-01 12:48:00] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:00] [INFO ] [Nat]Added 5 Read/Feed constraints in 5 ms returned sat
[2024-06-01 12:48:00] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 12:48:00] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Minimization took 44 ms.
[2024-06-01 12:48:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:00] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2024-06-01 12:48:00] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:00] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 38 ms.
[2024-06-01 12:48:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 5 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:01] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:01] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 61 ms.
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:01] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 8 ms to minimize.
[2024-06-01 12:48:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 32 ms
[2024-06-01 12:48:01] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:01] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 63 ms.
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 12:48:01] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 71 ms.
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-01 12:48:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:01] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 134 ms.
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-06-01 12:48:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:01] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 41 ms.
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:01] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 46 ms.
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:01] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:01] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:01] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 141 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[105, 105, 173, 170, 101, 89, 169, 105, 89] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[251, 251, 249, 247, 249, 249, 245, 249, 249] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
Support contains 9 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 15 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:02] [INFO ] Invariant cache hit.
[2024-06-01 12:48:02] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 5 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 5/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 31 constraints, problems are : Problem set: 0 solved, 5 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 163ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 171ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 198 ms. Remains : 15/15 places, 15/15 transitions.
[2024-06-01 12:48:02] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[251, 251, 249, 247, 249, 249, 245, 249, 249] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 1000019 steps (2 resets) in 231 ms. (4310 steps per ms)
BEST_FIRST walk for 9000004 steps (18 resets) in 2766 ms. (3252 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[251, 251, 249, 247, 249, 249, 245, 249, 249] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
[2024-06-01 12:48:05] [INFO ] Invariant cache hit.
[2024-06-01 12:48:05] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:05] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:05] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:05] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:05] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:05] [INFO ] [Nat]Absence check using state equation in 9 ms returned unsat
[2024-06-01 12:48:05] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:05] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:05] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:05] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-06-01 12:48:05] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:05] [INFO ] [Nat]Absence check using state equation in 38 ms returned unsat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-06-01 12:48:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:06] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:06] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2024-06-01 12:48:06] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:06] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 16 ms.
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:06] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 18 ms.
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:06] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2024-06-01 12:48:06] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 39 ms.
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:06] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 13 ms.
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 1 ms to minimize.
[2024-06-01 12:48:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 22 ms
[2024-06-01 12:48:06] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:06] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 14 ms.
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:06] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 11 ms.
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:06] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:06] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:06] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[251, 251, 249, 247, 249, 249, 245, 249, 249] Max Struct:[251, 251, 255, 255, 255, 255, 255, 255, 255]
FORMULA PGCD-PT-D04N050-UpperBounds-05 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-09 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-01 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-02 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-00 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 247, 251, 251, 247, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255]
Support contains 7 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 12 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 15/15 places, 15/15 transitions.
[2024-06-01 12:48:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 247, 251, 251, 247, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 1000031 steps (2 resets) in 184 ms. (5405 steps per ms)
BEST_FIRST walk for 7000006 steps (14 resets) in 1989 ms. (3517 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 247, 251, 251, 247, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255]
[2024-06-01 12:48:09] [INFO ] Invariant cache hit.
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive place invariants in 13 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-06-01 12:48:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:09] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:09] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 17 ms.
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:09] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 19 ms.
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using state equation in 20 ms returned unsat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 9 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using state equation in 5 ms returned unsat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] Deduced a trap composed of 5 places in 19 ms of which 2 ms to minimize.
[2024-06-01 12:48:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 22 ms
[2024-06-01 12:48:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:09] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 38 ms.
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:09] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 11 ms.
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:09] [INFO ] [Nat]Absence check using state equation in 7 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[249, 247, 251, 251, 247, 249, 251] Max Struct:[255, 255, 251, 251, 255, 255, 251]
FORMULA PGCD-PT-D04N050-UpperBounds-15 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-08 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-14 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-06 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 247, 247, 251] Max Struct:[255, 255, 255, 255]
Support contains 4 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
[2024-06-01 12:48:09] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 247, 247, 251] Max Struct:[255, 255, 255, 255]
RANDOM walk for 1000023 steps (2 resets) in 188 ms. (5291 steps per ms)
BEST_FIRST walk for 4000003 steps (8 resets) in 1122 ms. (3561 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 247, 247, 251] Max Struct:[255, 255, 255, 255]
[2024-06-01 12:48:11] [INFO ] Invariant cache hit.
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:11] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:11] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:11] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:11] [INFO ] Added : 1 causal constraints over 1 iterations in 11 ms. Result :sat
Minimization took 16 ms.
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-06-01 12:48:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:11] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:11] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 21 ms.
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] Deduced a trap composed of 5 places in 16 ms of which 1 ms to minimize.
[2024-06-01 12:48:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 19 ms
[2024-06-01 12:48:11] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:11] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 39 ms.
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:11] [INFO ] [Nat]Absence check using state equation in 90 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[249, 247, 247, 251] Max Struct:[255, 255, 255, 251]
FORMULA PGCD-PT-D04N050-UpperBounds-13 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-12 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 247, 249] Max Struct:[255, 255, 255]
Support contains 3 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 15/15 places, 15/15 transitions.
[2024-06-01 12:48:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 247, 249] Max Struct:[255, 255, 255]
RANDOM walk for 1000009 steps (2 resets) in 183 ms. (5434 steps per ms)
BEST_FIRST walk for 3000003 steps (6 resets) in 861 ms. (3480 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 247, 249] Max Struct:[255, 255, 255]
[2024-06-01 12:48:12] [INFO ] Invariant cache hit.
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:12] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:12] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2024-06-01 12:48:12] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:12] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 17 ms.
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:12] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:12] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 19 ms.
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:12] [INFO ] [Nat]Added 5 Read/Feed constraints in 0 ms returned sat
[2024-06-01 12:48:12] [INFO ] Deduced a trap composed of 5 places in 20 ms of which 2 ms to minimize.
[2024-06-01 12:48:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 23 ms
[2024-06-01 12:48:12] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:12] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 247, 249] Max Struct:[255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 247, 249] Max Struct:[255, 255, 255]
Support contains 3 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:13] [INFO ] Invariant cache hit.
[2024-06-01 12:48:13] [INFO ] Implicit Places using invariants in 37 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 41 ms to find 5 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 43 ms. Remains : 10/15 places, 15/15 transitions.
// Phase 1: matrix 15 rows 10 cols
[2024-06-01 12:48:13] [INFO ] Computed 1 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[249, 247, 249] Max Struct:[255, 255, 255]
RANDOM walk for 1000017 steps (2 resets) in 137 ms. (7246 steps per ms)
BEST_FIRST walk for 3000002 steps (6 resets) in 659 ms. (4545 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 247, 249] Max Struct:[255, 255, 255]
[2024-06-01 12:48:13] [INFO ] Invariant cache hit.
[2024-06-01 12:48:13] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:13] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:13] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:13] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:13] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:13] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:13] [INFO ] Deduced a trap composed of 5 places in 22 ms of which 0 ms to minimize.
[2024-06-01 12:48:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 26 ms
[2024-06-01 12:48:13] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:13] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 16 ms.
[2024-06-01 12:48:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:14] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:14] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:14] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:14] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:14] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 14 ms.
[2024-06-01 12:48:14] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:14] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:14] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:14] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:14] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:14] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:14] [INFO ] Added : 1 causal constraints over 1 iterations in 16 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 247, 249] Max Struct:[255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:14] [INFO ] Invariant cache hit.
[2024-06-01 12:48:14] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 12:48:14] [INFO ] Invariant cache hit.
[2024-06-01 12:48:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:14] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-06-01 12:48:14] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:14] [INFO ] Invariant cache hit.
[2024-06-01 12:48:14] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 10/10 places, 15/15 transitions.
[2024-06-01 12:48:14] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
RANDOM walk for 1000025 steps (2 resets) in 149 ms. (6666 steps per ms)
BEST_FIRST walk for 3000003 steps (6 resets) in 685 ms. (4373 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
[2024-06-01 12:48:15] [INFO ] Invariant cache hit.
[2024-06-01 12:48:15] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:15] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:15] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:15] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:15] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:15] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:15] [INFO ] Deduced a trap composed of 5 places in 19 ms of which 1 ms to minimize.
[2024-06-01 12:48:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 23 ms
[2024-06-01 12:48:15] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:15] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 14 ms.
[2024-06-01 12:48:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:15] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:15] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:15] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:15] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:15] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:15] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 12 ms.
[2024-06-01 12:48:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:15] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:15] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:15] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:15] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:15] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:15] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:15] [INFO ] Invariant cache hit.
[2024-06-01 12:48:15] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 12:48:15] [INFO ] Invariant cache hit.
[2024-06-01 12:48:15] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:15] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-06-01 12:48:15] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:15] [INFO ] Invariant cache hit.
[2024-06-01 12:48:15] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 97ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 98ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40103 steps (8 resets) in 173 ms. (230 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 234 ms. (170 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 170 ms. (233 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 76 ms. (519 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 112 ms. (354 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 113 ms. (350 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 350615 steps, run timeout after 3001 ms. (steps per millisecond=116 ) properties seen :0 out of 6
Probabilistic random walk after 350615 steps, saw 210295 distinct states, run finished after 3007 ms. (steps per millisecond=116 ) properties seen :0
[2024-06-01 12:48:19] [INFO ] Invariant cache hit.
[2024-06-01 12:48:19] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-06-01 12:48:19] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 4 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 3 solved, 3 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 3 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 3/20 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/20 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/20 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 20 constraints, problems are : Problem set: 3 solved, 3 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/6 constraints, Known Traps: 1/1 constraints]
After SMT, in 148ms problems are : Problem set: 3 solved, 3 unsolved
Parikh walk visited 0 properties in 3411 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:22] [INFO ] Invariant cache hit.
[2024-06-01 12:48:22] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 118ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 120ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 121 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40105 steps (8 resets) in 63 ms. (626 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 29 ms. (1333 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 63 ms. (625 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 531436 steps, run timeout after 3001 ms. (steps per millisecond=177 ) properties seen :0 out of 3
Probabilistic random walk after 531436 steps, saw 314276 distinct states, run finished after 3002 ms. (steps per millisecond=177 ) properties seen :0
[2024-06-01 12:48:25] [INFO ] Invariant cache hit.
[2024-06-01 12:48:25] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-06-01 12:48:25] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 3 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 20 constraints, problems are : Problem set: 0 solved, 3 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints]
After SMT, in 143ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 3506 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:29] [INFO ] Invariant cache hit.
[2024-06-01 12:48:29] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-06-01 12:48:29] [INFO ] Invariant cache hit.
[2024-06-01 12:48:29] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:29] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-06-01 12:48:29] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:29] [INFO ] Invariant cache hit.
[2024-06-01 12:48:29] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[255]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[255]
[2024-06-01 12:48:29] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10009 steps (2 resets) in 3 ms. (2502 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 4 ms. (2000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[173] Max Struct:[255]
[2024-06-01 12:48:29] [INFO ] Invariant cache hit.
[2024-06-01 12:48:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:29] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-06-01 12:48:29] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:29] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:29] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:29] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[173] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:29] [INFO ] Invariant cache hit.
[2024-06-01 12:48:29] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 10/10 places, 15/15 transitions.
[2024-06-01 12:48:29] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[255]
RANDOM walk for 1000048 steps (2 resets) in 142 ms. (6993 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 219 ms. (4545 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[255]
[2024-06-01 12:48:30] [INFO ] Invariant cache hit.
[2024-06-01 12:48:30] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:30] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-06-01 12:48:30] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:30] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2024-06-01 12:48:30] [INFO ] Deduced a trap composed of 5 places in 17 ms of which 0 ms to minimize.
[2024-06-01 12:48:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 20 ms
[2024-06-01 12:48:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:30] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:30] [INFO ] Invariant cache hit.
[2024-06-01 12:48:30] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-06-01 12:48:30] [INFO ] Invariant cache hit.
[2024-06-01 12:48:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:30] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-06-01 12:48:30] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:30] [INFO ] Invariant cache hit.
[2024-06-01 12:48:30] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40072 steps (8 resets) in 17 ms. (2226 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 20 ms. (1904 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 680612 steps, run timeout after 3001 ms. (steps per millisecond=226 ) properties seen :0 out of 2
Probabilistic random walk after 680612 steps, saw 399769 distinct states, run finished after 3001 ms. (steps per millisecond=226 ) properties seen :0
[2024-06-01 12:48:33] [INFO ] Invariant cache hit.
[2024-06-01 12:48:33] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:48:33] [INFO ] Deduced a trap composed of 5 places in 22 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 1 solved, 1 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 1 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 102ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 41 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 3 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:33] [INFO ] Invariant cache hit.
[2024-06-01 12:48:33] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 126ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 126ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 129 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40082 steps (8 resets) in 14 ms. (2672 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3177084 steps, run timeout after 3001 ms. (steps per millisecond=1058 ) properties seen :0 out of 1
Probabilistic random walk after 3177084 steps, saw 1791623 distinct states, run finished after 3001 ms. (steps per millisecond=1058 ) properties seen :0
[2024-06-01 12:48:36] [INFO ] Invariant cache hit.
[2024-06-01 12:48:36] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:48:36] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 1 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 1 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 120ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 41 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:37] [INFO ] Invariant cache hit.
[2024-06-01 12:48:37] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 12:48:37] [INFO ] Invariant cache hit.
[2024-06-01 12:48:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:37] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2024-06-01 12:48:37] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:37] [INFO ] Invariant cache hit.
[2024-06-01 12:48:37] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[249] Max Struct:[255]
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-03 in 7521 ms.
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[255]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[255]
[2024-06-01 12:48:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10002 steps (2 resets) in 4 ms. (2000 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 4 ms. (2000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[167] Max Struct:[255]
[2024-06-01 12:48:37] [INFO ] Invariant cache hit.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:48:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:37] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 50 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[167] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[245] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:37] [INFO ] Invariant cache hit.
[2024-06-01 12:48:37] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 112ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 113ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 10/10 places, 15/15 transitions.
[2024-06-01 12:48:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[245] Max Struct:[255]
RANDOM walk for 1000024 steps (2 resets) in 180 ms. (5524 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 255 ms. (3906 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[245] Max Struct:[255]
[2024-06-01 12:48:37] [INFO ] Invariant cache hit.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:37] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[245] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:38] [INFO ] Invariant cache hit.
[2024-06-01 12:48:38] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-01 12:48:38] [INFO ] Invariant cache hit.
[2024-06-01 12:48:38] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:38] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2024-06-01 12:48:38] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:38] [INFO ] Invariant cache hit.
[2024-06-01 12:48:38] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 10/10 places, 15/15 transitions.
[2024-06-01 12:48:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[255]
RANDOM walk for 1000006 steps (2 resets) in 149 ms. (6666 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 214 ms. (4651 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[255]
[2024-06-01 12:48:38] [INFO ] Invariant cache hit.
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:38] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:38] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:38] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2024-06-01 12:48:38] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:38] [INFO ] Invariant cache hit.
[2024-06-01 12:48:38] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 12:48:38] [INFO ] Invariant cache hit.
[2024-06-01 12:48:38] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:38] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2024-06-01 12:48:38] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:38] [INFO ] Invariant cache hit.
[2024-06-01 12:48:38] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 172 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40117 steps (8 resets) in 21 ms. (1823 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 697511 steps, run timeout after 3001 ms. (steps per millisecond=232 ) properties seen :0 out of 2
Probabilistic random walk after 697511 steps, saw 408576 distinct states, run finished after 3001 ms. (steps per millisecond=232 ) properties seen :0
[2024-06-01 12:48:41] [INFO ] Invariant cache hit.
[2024-06-01 12:48:41] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:48:41] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 1 solved, 1 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 1 solved, 1 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 95ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 41 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:42] [INFO ] Invariant cache hit.
[2024-06-01 12:48:42] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40090 steps (8 resets) in 17 ms. (2227 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3435865 steps, run timeout after 3001 ms. (steps per millisecond=1144 ) properties seen :0 out of 1
Probabilistic random walk after 3435865 steps, saw 1925914 distinct states, run finished after 3001 ms. (steps per millisecond=1144 ) properties seen :0
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
[2024-06-01 12:48:45] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:48:45] [INFO ] Deduced a trap composed of 5 places in 19 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 1 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 1 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 45 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
[2024-06-01 12:48:45] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
[2024-06-01 12:48:45] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:45] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2024-06-01 12:48:45] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
[2024-06-01 12:48:45] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[249] Max Struct:[255]
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-04 in 8268 ms.
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[255]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[255]
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10019 steps (2 resets) in 3 ms. (2504 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[175] Max Struct:[255]
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:45] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:45] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:45] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 48 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[175] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[245] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
[2024-06-01 12:48:45] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 116ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 10/10 places, 15/15 transitions.
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[245] Max Struct:[255]
RANDOM walk for 1000068 steps (2 resets) in 157 ms. (6329 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 237 ms. (4201 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[245] Max Struct:[255]
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:46] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:46] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:46] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:46] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:46] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:46] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:46] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[245] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[247] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:46] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-06-01 12:48:46] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 10/10 places, 15/15 transitions.
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[247] Max Struct:[255]
RANDOM walk for 1000058 steps (2 resets) in 158 ms. (6289 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 245 ms. (4065 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[247] Max Struct:[255]
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:46] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-06-01 12:48:46] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:46] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:46] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:46] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:46] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:46] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[247] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[247] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:46] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-06-01 12:48:46] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 89ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 89ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 138 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40117 steps (8 resets) in 15 ms. (2507 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 904560 steps, run timeout after 3001 ms. (steps per millisecond=301 ) properties seen :0 out of 2
Probabilistic random walk after 904560 steps, saw 526074 distinct states, run finished after 3001 ms. (steps per millisecond=301 ) properties seen :0
[2024-06-01 12:48:50] [INFO ] Invariant cache hit.
[2024-06-01 12:48:50] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:48:50] [INFO ] Deduced a trap composed of 5 places in 29 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 1 solved, 1 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 1 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 107ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 42 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 3 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:50] [INFO ] Invariant cache hit.
[2024-06-01 12:48:50] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 100ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40071 steps (8 resets) in 16 ms. (2357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3465187 steps, run timeout after 3001 ms. (steps per millisecond=1154 ) properties seen :0 out of 1
Probabilistic random walk after 3465187 steps, saw 1940357 distinct states, run finished after 3003 ms. (steps per millisecond=1153 ) properties seen :0
[2024-06-01 12:48:53] [INFO ] Invariant cache hit.
[2024-06-01 12:48:53] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:48:53] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 1 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 32 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-06-01 12:48:53] [INFO ] Invariant cache hit.
[2024-06-01 12:48:53] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-06-01 12:48:53] [INFO ] Invariant cache hit.
[2024-06-01 12:48:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-06-01 12:48:53] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-06-01 12:48:53] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-06-01 12:48:53] [INFO ] Invariant cache hit.
[2024-06-01 12:48:53] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 93ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[247] Max Struct:[255]
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-10 in 8170 ms.
[2024-06-01 12:48:53] [INFO ] Flatten gal took : 13 ms
[2024-06-01 12:48:53] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/UpperBounds.sr.xml took 6 ms.
[2024-06-01 12:48:53] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 10 places, 15 transitions and 50 arcs took 3 ms.
Total runtime 53511 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : PGCD-PT-D04N050-UpperBounds-03
Could not compute solution for formula : PGCD-PT-D04N050-UpperBounds-04
Could not compute solution for formula : PGCD-PT-D04N050-UpperBounds-10

BK_STOP 1717246134041

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2024
ub formula name PGCD-PT-D04N050-UpperBounds-03
ub formula formula --maxsum=/tmp/1162/ub_0_
ub formula name PGCD-PT-D04N050-UpperBounds-04
ub formula formula --maxsum=/tmp/1162/ub_1_
ub formula name PGCD-PT-D04N050-UpperBounds-10
ub formula formula --maxsum=/tmp/1162/ub_2_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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="PGCD-PT-D04N050"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is PGCD-PT-D04N050, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r508-tall-171654352400781"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D04N050.tgz
mv PGCD-PT-D04N050 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;