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.r245-tall-171654350600781.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 greatspnxred
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 r245-tall-171654350600781
=====================================================================

--------------------
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 1716707368075

Invoking MCC driver with
BK_TOOL=greatspnxred
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 greatspn
Invoking reducer
Running Version 202405141337
[2024-05-26 07:09:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-26 07:09:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 07:09:29] [INFO ] Load time of PNML (sax parser for PT used): 32 ms
[2024-05-26 07:09:29] [INFO ] Transformed 15 places.
[2024-05-26 07:09:29] [INFO ] Transformed 15 transitions.
[2024-05-26 07:09:29] [INFO ] Parsed PT model containing 15 places and 15 transitions and 70 arcs in 122 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
[2024-05-26 07:09:29] [INFO ] Computed 6 invariants in 5 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 10015 steps (2 resets) in 13 ms. (715 steps per ms)
BEST_FIRST walk for 90007 steps (18 resets) in 82 ms. (1084 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[139, 139, 171, 167, 99, 148, 179, 81, 148] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
[2024-05-26 07:09:29] [INFO ] Invariant cache hit.
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-26 07:09:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-05-26 07:09:29] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-26 07:09:29] [INFO ] Added : 0 causal constraints over 0 iterations in 17 ms. Result :sat
Minimization took 40 ms.
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:09:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-26 07:09:29] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Minimization took 35 ms.
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-05-26 07:09:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:29] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 59 ms.
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2024-05-26 07:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:30] [INFO ] Deduced a trap composed of 5 places in 32 ms of which 7 ms to minimize.
[2024-05-26 07:09:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2024-05-26 07:09:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:30] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 36 ms.
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 0 ms returned sat
[2024-05-26 07:09:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:30] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Minimization took 33 ms.
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:30] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 57 ms.
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-26 07:09:30] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 48 ms.
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:09:30] [INFO ] Added : 0 causal constraints over 0 iterations in 10 ms. Result :sat
Minimization took 33 ms.
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-05-26 07:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-26 07:09:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:09:30] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 58 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[139, 139, 171, 167, 99, 148, 179, 81, 148] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[250, 250, 247, 245, 251, 251, 247, 251, 251] 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 10 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-05-26 07:09:31] [INFO ] Invariant cache hit.
[2024-05-26 07:09:31] [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 113 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 68 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 206ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 218ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 239 ms. Remains : 15/15 places, 15/15 transitions.
[2024-05-26 07:09:31] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[250, 250, 247, 245, 251, 251, 247, 251, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 1000015 steps (2 resets) in 219 ms. (4545 steps per ms)
BEST_FIRST walk for 9000006 steps (18 resets) in 2700 ms. (3332 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[250, 250, 247, 245, 251, 251, 247, 251, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255]
[2024-05-26 07:09:34] [INFO ] Invariant cache hit.
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-26 07:09:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:09:34] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:34] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2024-05-26 07:09:34] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:34] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 34 ms.
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:09:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:34] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 27 ms.
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:34] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 23 ms.
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 6 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:34] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 16 ms.
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using state equation in 21 ms returned unsat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using state equation in 8 ms returned unsat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] Deduced a trap composed of 5 places in 29 ms of which 3 ms to minimize.
[2024-05-26 07:09:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2024-05-26 07:09:35] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:35] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 43 ms.
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using state equation in 93 ms returned unsat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:35] [INFO ] [Nat]Absence check using state equation in 14 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[250, 250, 247, 245, 251, 251, 247, 251, 251] Max Struct:[255, 255, 255, 255, 251, 251, 255, 251, 251]
FORMULA PGCD-PT-D04N050-UpperBounds-15 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
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
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:[250, 250, 247, 245, 247] Max Struct:[255, 255, 255, 255, 255]
Support contains 5 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.
[2024-05-26 07:09:35] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[250, 250, 247, 245, 247] Max Struct:[255, 255, 255, 255, 255]
RANDOM walk for 1000008 steps (2 resets) in 172 ms. (5780 steps per ms)
BEST_FIRST walk for 5000003 steps (10 resets) in 1409 ms. (3546 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[250, 250, 247, 245, 247] Max Struct:[255, 255, 255, 255, 255]
[2024-05-26 07:09:37] [INFO ] Invariant cache hit.
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 8 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:09:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-26 07:09:37] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 29 ms.
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:09:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:37] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 27 ms.
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 6 ms returned sat
[2024-05-26 07:09:37] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:37] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 27 ms.
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 10 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 6 ms returned sat
[2024-05-26 07:09:37] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:37] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 16 ms.
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:09:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:37] [INFO ] Deduced a trap composed of 5 places in 16 ms of which 1 ms to minimize.
[2024-05-26 07:09:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 20 ms
[2024-05-26 07:09:37] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:37] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[250, 250, 247, 245, 247] Max Struct:[255, 255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[251, 251, 247, 245, 247] Max Struct:[255, 255, 255, 255, 255]
Support contains 5 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.
[2024-05-26 07:09:37] [INFO ] Invariant cache hit.
[2024-05-26 07:09:37] [INFO ] Implicit Places using invariants in 43 ms returned [10, 12, 13, 14]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 47 ms to find 4 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 11/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 49 ms. Remains : 11/15 places, 15/15 transitions.
// Phase 1: matrix 15 rows 11 cols
[2024-05-26 07:09:37] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[251, 251, 247, 245, 247] Max Struct:[255, 255, 255, 255, 255]
RANDOM walk for 1000049 steps (2 resets) in 155 ms. (6410 steps per ms)
BEST_FIRST walk for 5000004 steps (10 resets) in 1190 ms. (4198 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[251, 251, 247, 245, 247] Max Struct:[255, 255, 255, 255, 255]
[2024-05-26 07:09:39] [INFO ] Invariant cache hit.
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using state equation in 6 ms returned unsat
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using state equation in 7 ms returned unsat
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:09:39] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:39] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:39] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:39] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 17 ms.
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:39] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:39] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 12 ms.
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:39] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:39] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:09:39] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[251, 251, 247, 245, 247] Max Struct:[251, 251, 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:[247, 247, 249] Max Struct:[255, 255, 255]
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 11/11 places, 15/15 transitions.
[2024-05-26 07:09:39] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[247, 247, 249] Max Struct:[255, 255, 255]
RANDOM walk for 1000025 steps (2 resets) in 148 ms. (6711 steps per ms)
BEST_FIRST walk for 3000001 steps (6 resets) in 691 ms. (4335 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[247, 247, 249] Max Struct:[255, 255, 255]
[2024-05-26 07:09:40] [INFO ] Invariant cache hit.
[2024-05-26 07:09:40] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:40] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:40] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:09:40] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 4 ms returned sat
[2024-05-26 07:09:40] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:40] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 17 ms.
[2024-05-26 07:09:40] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:40] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:40] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:40] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:40] [INFO ] Added : 1 causal constraints over 1 iterations in 18 ms. Result :sat
Minimization took 26 ms.
[2024-05-26 07:09:40] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:40] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:40] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:40] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:40] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[247, 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 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 11/11 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-05-26 07:09:40] [INFO ] Invariant cache hit.
[2024-05-26 07:09:40] [INFO ] Implicit Places using invariants in 21 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/11 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 24 ms. Remains : 10/11 places, 15/15 transitions.
// Phase 1: matrix 15 rows 10 cols
[2024-05-26 07:09:40] [INFO ] Computed 1 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
RANDOM walk for 1000007 steps (2 resets) in 139 ms. (7142 steps per ms)
BEST_FIRST walk for 3000003 steps (6 resets) in 635 ms. (4716 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
[2024-05-26 07:09:41] [INFO ] Invariant cache hit.
[2024-05-26 07:09:41] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:41] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:41] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:41] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:41] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:09:41] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 1 ms to minimize.
[2024-05-26 07:09:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2024-05-26 07:09:41] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:41] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 14 ms.
[2024-05-26 07:09:41] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:41] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:41] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:41] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:41] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:41] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 16 ms.
[2024-05-26 07:09:41] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:41] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:41] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:41] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:41] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-26 07:09:41] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 25 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 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.
[2024-05-26 07:09:42] [INFO ] Invariant cache hit.
[2024-05-26 07:09:42] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-26 07:09:42] [INFO ] Invariant cache hit.
[2024-05-26 07:09:42] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:42] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-26 07:09:42] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:09:42] [INFO ] Invariant cache hit.
[2024-05-26 07:09:42] [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 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 60 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 118ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40028 steps (8 resets) in 142 ms. (279 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 177 ms. (224 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (8 resets) in 124 ms. (320 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 86 ms. (459 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 109 ms. (363 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 616510 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :0 out of 6
Probabilistic random walk after 616510 steps, saw 364413 distinct states, run finished after 3006 ms. (steps per millisecond=205 ) properties seen :0
[2024-05-26 07:09:45] [INFO ] Invariant cache hit.
[2024-05-26 07:09:45] [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
[2024-05-26 07:09:45] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 1 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 92 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 60 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 156ms problems are : Problem set: 3 solved, 3 unsolved
Parikh walk visited 0 properties in 2167 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 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-05-26 07:09:47] [INFO ] Invariant cache hit.
[2024-05-26 07:09:47] [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 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]
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 112ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 112ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40138 steps (8 resets) in 14 ms. (2675 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 51 ms. (769 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
Interrupted probabilistic random walk after 667788 steps, run timeout after 3001 ms. (steps per millisecond=222 ) properties seen :0 out of 3
Probabilistic random walk after 667788 steps, saw 393383 distinct states, run finished after 3004 ms. (steps per millisecond=222 ) properties seen :0
[2024-05-26 07:09:51] [INFO ] Invariant cache hit.
[2024-05-26 07:09:51] [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
[2024-05-26 07:09:51] [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, 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 61 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 144ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 2003 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 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 2 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.
[2024-05-26 07:09:53] [INFO ] Invariant cache hit.
[2024-05-26 07:09:53] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-05-26 07:09:53] [INFO ] Invariant cache hit.
[2024-05-26 07:09:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:53] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2024-05-26 07:09:53] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:09:53] [INFO ] Invariant cache hit.
[2024-05-26 07:09:53] [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 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 60 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 115ms 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 157 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]
[2024-05-26 07:09:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10036 steps (2 resets) in 5 ms. (1672 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 5 ms. (1666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[175] Max Struct:[255]
[2024-05-26 07:09:53] [INFO ] Invariant cache hit.
[2024-05-26 07:09:53] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:53] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:53] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:53] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:53] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:53] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-26 07:09:53] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 31 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:[243] 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.
[2024-05-26 07:09:53] [INFO ] Invariant cache hit.
[2024-05-26 07:09:53] [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 42 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 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]
After SMT, in 98ms 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 99 ms. Remains : 10/10 places, 15/15 transitions.
[2024-05-26 07:09:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[243] Max Struct:[255]
RANDOM walk for 1000032 steps (2 resets) in 137 ms. (7246 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 217 ms. (4587 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[243] Max Struct:[255]
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
[2024-05-26 07:09:54] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:54] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-26 07:09:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:54] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:09:54] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:54] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:54] [INFO ] Deduced a trap composed of 5 places in 13 ms of which 0 ms to minimize.
[2024-05-26 07:09:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 17 ms
[2024-05-26 07:09:54] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:09:54] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 37 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[243] 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.
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
[2024-05-26 07:09:54] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
[2024-05-26 07:09:54] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:54] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-26 07:09:54] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
[2024-05-26 07:09:54] [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 42 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 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]
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 154 ms. Remains : 10/10 places, 15/15 transitions.
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[247] Max Struct:[255]
RANDOM walk for 1000007 steps (2 resets) in 131 ms. (7575 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 213 ms. (4672 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[247] Max Struct:[255]
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
[2024-05-26 07:09:54] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:09:54] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:09:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:09:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:09:54] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:09:54] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:54] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:09:54] [INFO ] Deduced a trap composed of 5 places in 14 ms of which 0 ms to minimize.
[2024-05-26 07:09:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 17 ms
[2024-05-26 07:09:54] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:09:54] [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:[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 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.
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
[2024-05-26 07:09:54] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
[2024-05-26 07:09:54] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:09:54] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-05-26 07:09:54] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:09:54] [INFO ] Invariant cache hit.
[2024-05-26 07:09:54] [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 58 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 113ms 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 167 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40032 steps (8 resets) in 19 ms. (2001 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 884179 steps, run timeout after 3001 ms. (steps per millisecond=294 ) properties seen :0 out of 2
Probabilistic random walk after 884179 steps, saw 515082 distinct states, run finished after 3002 ms. (steps per millisecond=294 ) properties seen :0
[2024-05-26 07:09:58] [INFO ] Invariant cache hit.
[2024-05-26 07:09:58] [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
[2024-05-26 07:09:58] [INFO ] Deduced a trap composed of 5 places in 19 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 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 30 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 83ms problems are : Problem set: 1 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.
Running 5 sub problems to find dead transitions.
[2024-05-26 07:09:58] [INFO ] Invariant cache hit.
[2024-05-26 07:09:58] [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 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 110ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 111ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 112 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40056 steps (8 resets) in 10 ms. (3641 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20 ms. (1904 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3282082 steps, run timeout after 3001 ms. (steps per millisecond=1093 ) properties seen :0 out of 1
Probabilistic random walk after 3282082 steps, saw 1845525 distinct states, run finished after 3001 ms. (steps per millisecond=1093 ) properties seen :0
[2024-05-26 07:10:01] [INFO ] Invariant cache hit.
[2024-05-26 07:10:01] [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
[2024-05-26 07:10:01] [INFO ] Deduced a trap composed of 5 places in 21 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, 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 28 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 97ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 33 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 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.
[2024-05-26 07:10:01] [INFO ] Invariant cache hit.
[2024-05-26 07:10:01] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-26 07:10:01] [INFO ] Invariant cache hit.
[2024-05-26 07:10:01] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:01] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-26 07:10:01] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:10:01] [INFO ] Invariant cache hit.
[2024-05-26 07:10:01] [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 58 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 58 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 117ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 118ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 172 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-03 in 8119 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]
[2024-05-26 07:10:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10042 steps (2 resets) in 2 ms. (3347 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:[162] Max Struct:[255]
[2024-05-26 07:10:01] [INFO ] Invariant cache hit.
[2024-05-26 07:10:01] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:10:01] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:10:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:10:01] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:10:01] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:10:01] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:01] [INFO ] [Nat]Added 5 Read/Feed constraints in 14 ms returned sat
[2024-05-26 07:10:01] [INFO ] Deduced a trap composed of 5 places in 16 ms of which 0 ms to minimize.
[2024-05-26 07:10:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 20 ms
[2024-05-26 07:10:01] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:10:01] [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:[162] 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 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-05-26 07:10:01] [INFO ] Invariant cache hit.
[2024-05-26 07:10:01] [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 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 107ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 110 ms. Remains : 10/10 places, 15/15 transitions.
[2024-05-26 07:10:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[255]
RANDOM walk for 1000011 steps (2 resets) in 175 ms. (5681 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 232 ms. (4291 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[255]
[2024-05-26 07:10:02] [INFO ] Invariant cache hit.
[2024-05-26 07:10:02] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:10:02] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-26 07:10:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:10:02] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:10:02] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:10:02] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:02] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:10:02] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:10:02] [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:[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.
[2024-05-26 07:10:02] [INFO ] Invariant cache hit.
[2024-05-26 07:10:02] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-26 07:10:02] [INFO ] Invariant cache hit.
[2024-05-26 07:10:02] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:02] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2024-05-26 07:10:02] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:10:02] [INFO ] Invariant cache hit.
[2024-05-26 07:10:02] [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 42 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 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 161 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40047 steps (8 resets) in 16 ms. (2355 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 18 ms. (2105 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 918217 steps, run timeout after 3001 ms. (steps per millisecond=305 ) properties seen :0 out of 2
Probabilistic random walk after 918217 steps, saw 534216 distinct states, run finished after 3001 ms. (steps per millisecond=305 ) properties seen :0
[2024-05-26 07:10:05] [INFO ] Invariant cache hit.
[2024-05-26 07:10:05] [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
[2024-05-26 07:10:05] [INFO ] Deduced a trap composed of 5 places in 15 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 59 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 103ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 53 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.
[2024-05-26 07:10:05] [INFO ] Invariant cache hit.
[2024-05-26 07:10:05] [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 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 104ms 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 106 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40114 steps (8 resets) in 13 ms. (2865 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3335150 steps, run timeout after 3001 ms. (steps per millisecond=1111 ) properties seen :0 out of 1
Probabilistic random walk after 3335150 steps, saw 1873384 distinct states, run finished after 3001 ms. (steps per millisecond=1111 ) properties seen :0
[2024-05-26 07:10:08] [INFO ] Invariant cache hit.
[2024-05-26 07:10:08] [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
[2024-05-26 07:10:08] [INFO ] Deduced a trap composed of 5 places in 22 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, 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 53 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 47 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 107ms 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 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.
[2024-05-26 07:10:08] [INFO ] Invariant cache hit.
[2024-05-26 07:10:08] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-26 07:10:08] [INFO ] Invariant cache hit.
[2024-05-26 07:10:08] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:08] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2024-05-26 07:10:08] [INFO ] Redundant transitions in 1 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:10:08] [INFO ] Invariant cache hit.
[2024-05-26 07:10:08] [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 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 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 164 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 7549 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]
[2024-05-26 07:10:09] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10005 steps (2 resets) in 3 ms. (2501 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 3 ms. (2500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[165] Max Struct:[255]
[2024-05-26 07:10:09] [INFO ] Invariant cache hit.
[2024-05-26 07:10:09] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:10:09] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:10:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:10:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:10:09] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:10:09] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 6 ms returned sat
[2024-05-26 07:10:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:10:09] [INFO ] Added : 1 causal constraints over 1 iterations in 15 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[165] 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.
Running 5 sub problems to find dead transitions.
[2024-05-26 07:10:09] [INFO ] Invariant cache hit.
[2024-05-26 07:10:09] [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 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]
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 108 ms. Remains : 10/10 places, 15/15 transitions.
[2024-05-26 07:10:09] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[255]
RANDOM walk for 1000064 steps (2 resets) in 156 ms. (6369 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 263 ms. (3787 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[255]
[2024-05-26 07:10:09] [INFO ] Invariant cache hit.
[2024-05-26 07:10:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:10:09] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-26 07:10:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:10:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:10:09] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:10:09] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:10:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:10:09] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 25 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 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.
[2024-05-26 07:10:09] [INFO ] Invariant cache hit.
[2024-05-26 07:10:09] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-26 07:10:09] [INFO ] Invariant cache hit.
[2024-05-26 07:10:09] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:09] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-26 07:10:09] [INFO ] Redundant transitions in 1 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:10:09] [INFO ] Invariant cache hit.
[2024-05-26 07:10:09] [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 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]
After SMT, in 93ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 93ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40100 steps (8 resets) in 22 ms. (1743 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 25 ms. (1538 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1092148 steps, run timeout after 3001 ms. (steps per millisecond=363 ) properties seen :0 out of 2
Probabilistic random walk after 1092148 steps, saw 632893 distinct states, run finished after 3003 ms. (steps per millisecond=363 ) properties seen :0
[2024-05-26 07:10:13] [INFO ] Invariant cache hit.
[2024-05-26 07:10:13] [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
[2024-05-26 07:10:13] [INFO ] Deduced a trap composed of 5 places in 21 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 57 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 47 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 110ms 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 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-05-26 07:10:13] [INFO ] Invariant cache hit.
[2024-05-26 07:10:13] [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 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 98ms 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 99 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40074 steps (8 resets) in 17 ms. (2226 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 23 ms. (1666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3284677 steps, run timeout after 3001 ms. (steps per millisecond=1094 ) properties seen :0 out of 1
Probabilistic random walk after 3284677 steps, saw 1846839 distinct states, run finished after 3002 ms. (steps per millisecond=1094 ) properties seen :0
[2024-05-26 07:10:16] [INFO ] Invariant cache hit.
[2024-05-26 07:10:16] [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
[2024-05-26 07:10:16] [INFO ] Deduced a trap composed of 5 places in 24 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, 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 44 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 103ms 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 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.
[2024-05-26 07:10:16] [INFO ] Invariant cache hit.
[2024-05-26 07:10:16] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-26 07:10:16] [INFO ] Invariant cache hit.
[2024-05-26 07:10:16] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:10:16] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-26 07:10:16] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:10:16] [INFO ] Invariant cache hit.
[2024-05-26 07:10:16] [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 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]
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 122ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 123ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 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-10 in 7568 ms.
[2024-05-26 07:10:16] [INFO ] Flatten gal took : 15 ms
[2024-05-26 07:10:16] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/UpperBounds.sr.xml took 5 ms.
[2024-05-26 07:10:16] [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 47724 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running PGCD-PT-D04N050

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 10
TRANSITIONS: 15
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.001s]


SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1124
MODEL NAME: /home/mcc/execution/414/model
10 places, 15 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA PGCD-PT-D04N050-UpperBounds-03 249 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA PGCD-PT-D04N050-UpperBounds-04 249 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA PGCD-PT-D04N050-UpperBounds-10 249 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716707438713

--------------------
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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ 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

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="greatspnxred"
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 greatspnxred"
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 r245-tall-171654350600781"
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 ;