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-171654350600773.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-D04N025, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r245-tall-171654350600773
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 412K
-rw-r--r-- 1 mcc users 7.5K Apr 11 15:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Apr 11 15:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Apr 11 15:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 11 15:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K 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 16K May 6 10:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Apr 11 15:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 11 15:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Apr 11 15:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Apr 11 15:37 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-D04N025-UpperBounds-00
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-01
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-02
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-03
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-04
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-05
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-06
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-07
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-08
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-09
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-10
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-11
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-12
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-13
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-14
FORMULA_NAME PGCD-PT-D04N025-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716707228170

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-D04N025
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-26 07:07:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-26 07:07:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 07:07:09] [INFO ] Load time of PNML (sax parser for PT used): 31 ms
[2024-05-26 07:07:09] [INFO ] Transformed 15 places.
[2024-05-26 07:07:09] [INFO ] Transformed 15 transitions.
[2024-05-26 07:07:09] [INFO ] Parsed PT model containing 15 places and 15 transitions and 70 arcs in 121 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 11
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 25, 1, 1, 1, 1, 25, 1, 25, 25] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 25, 1, 1, 1, 1, 25, 1, 25, 25] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 15 rows 15 cols
[2024-05-26 07:07:09] [INFO ] Computed 6 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 25, 1, 1, 1, 1, 25, 1, 25, 25] Max Struct:[130, 130, 130, 130, 130, 130, 130, 130, 130, 130, 130]
RANDOM walk for 10003 steps (2 resets) in 14 ms. (666 steps per ms)
BEST_FIRST walk for 110006 steps (25 resets) in 96 ms. (1134 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[78, 82, 104, 66, 78, 54, 66, 104, 82, 104, 104] Max Struct:[130, 130, 130, 130, 130, 130, 130, 130, 130, 130, 130]
[2024-05-26 07:07:09] [INFO ] Invariant cache hit.
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-26 07:07:09] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:09] [INFO ] [Real]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:07:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:09] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Minimization took 8 ms.
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-05-26 07:07:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:09] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 5 ms.
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:07:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-05-26 07:07:09] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:09] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:09] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 6 ms.
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:10] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Minimization took 11 ms.
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 15 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:10] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 6 ms.
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:10] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 6 ms.
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:10] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 8 ms.
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:10] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 7 ms.
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-26 07:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:10] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 6 ms.
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:10] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 7 ms.
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-05-26 07:07:10] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:10] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 7 ms to minimize.
[2024-05-26 07:07:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 42 ms
[2024-05-26 07:07:10] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:10] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[78, 82, 104, 66, 78, 54, 66, 104, 82, 104, 104] Max Struct:[130, 130, 130, 130, 130, 130, 130, 130, 130, 130, 130]
FORMULA PGCD-PT-D04N025-UpperBounds-11 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-01 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-13 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-05 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-10 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-04 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-07 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-00 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-06 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D04N025-UpperBounds-03 130 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[126, 128, 126, 126] Max Struct:[130, 130, 130, 130]
Support contains 4 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 46 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 07:07:11] [INFO ] Invariant cache hit.
[2024-05-26 07:07:11] [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 69 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 65 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 155ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 163ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 221 ms. Remains : 15/15 places, 15/15 transitions.
[2024-05-26 07:07:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[126, 128, 126, 126] Max Struct:[130, 130, 130, 130]
RANDOM walk for 1000030 steps (2 resets) in 200 ms. (4975 steps per ms)
BEST_FIRST walk for 4000004 steps (880 resets) in 1214 ms. (3292 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[126, 128, 126, 126] Max Struct:[130, 130, 130, 130]
[2024-05-26 07:07:12] [INFO ] Invariant cache hit.
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-05-26 07:07:12] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:12] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
[2024-05-26 07:07:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2024-05-26 07:07:12] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:12] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 5 ms.
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:07:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:12] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 4 ms.
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Real]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:12] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:12] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:12] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 10 ms.
[2024-05-26 07:07:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:13] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:13] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:13] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-26 07:07:13] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:13] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:07:13] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:13] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[126, 128, 126, 126] Max Struct:[130, 130, 130, 130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128, 128, 126, 126] Max Struct:[130, 130, 130, 130]
Support contains 4 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
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.
[2024-05-26 07:07:13] [INFO ] Invariant cache hit.
[2024-05-26 07:07:13] [INFO ] Implicit Places using invariants in 37 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 40 ms to find 5 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 42 ms. Remains : 10/15 places, 15/15 transitions.
// Phase 1: matrix 15 rows 10 cols
[2024-05-26 07:07:13] [INFO ] Computed 1 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[128, 128, 126, 126] Max Struct:[130, 130, 130, 130]
RANDOM walk for 1000001 steps (2 resets) in 149 ms. (6666 steps per ms)
BEST_FIRST walk for 4000003 steps (880 resets) in 915 ms. (4366 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[128, 128, 126, 126] Max Struct:[130, 130, 130, 130]
[2024-05-26 07:07:14] [INFO ] Invariant cache hit.
[2024-05-26 07:07:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-05-26 07:07:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:14] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:07:14] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:14] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 5 ms.
[2024-05-26 07:07:14] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:14] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:14] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 4 ms.
[2024-05-26 07:07:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:07:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:14] [INFO ] Deduced a trap composed of 5 places in 20 ms of which 1 ms to minimize.
[2024-05-26 07:07:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 23 ms
[2024-05-26 07:07:14] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:14] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 7 ms.
[2024-05-26 07:07:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2024-05-26 07:07:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:07:14] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:14] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-26 07:07:14] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[128, 128, 126, 126] Max Struct:[130, 130, 130, 130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128, 128, 126, 126] Max Struct:[130, 130, 130, 130]
Support contains 4 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 07:07:14] [INFO ] Invariant cache hit.
[2024-05-26 07:07:14] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 07:07:14] [INFO ] Invariant cache hit.
[2024-05-26 07:07:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:14] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2024-05-26 07:07:14] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:14] [INFO ] Invariant cache hit.
[2024-05-26 07:07:14] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 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 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 114ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 169 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40034 steps (8 resets) in 263 ms. (151 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 207 ms. (192 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (10 resets) in 230 ms. (173 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (9 resets) in 128 ms. (310 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (10 resets) in 84 ms. (470 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (11 resets) in 64 ms. (615 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (10 resets) in 50 ms. (784 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 429884 steps, run timeout after 3001 ms. (steps per millisecond=143 ) properties seen :1 out of 8
Probabilistic random walk after 429884 steps, saw 252689 distinct states, run finished after 3004 ms. (steps per millisecond=143 ) properties seen :1
[2024-05-26 07:07:18] [INFO ] Invariant cache hit.
[2024-05-26 07:07:18] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-26 07:07:18] [INFO ] Deduced a trap composed of 5 places in 14 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 4 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 4 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 4 solved, 3 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 4 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 3/20 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/20 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/20 constraints. Problems are: Problem set: 4 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 20 constraints, problems are : Problem set: 4 solved, 3 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/7 constraints, Known Traps: 1/1 constraints]
After SMT, in 133ms problems are : Problem set: 4 solved, 3 unsolved
Parikh walk visited 0 properties in 493 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:18] [INFO ] Invariant cache hit.
[2024-05-26 07:07:18] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40035 steps (8 resets) in 48 ms. (817 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 34 ms. (1142 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 37 ms. (1052 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (10 resets) in 52 ms. (754 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 771628 steps, run timeout after 3001 ms. (steps per millisecond=257 ) properties seen :0 out of 3
Probabilistic random walk after 771628 steps, saw 447578 distinct states, run finished after 3001 ms. (steps per millisecond=257 ) properties seen :0
[2024-05-26 07:07:21] [INFO ] Invariant cache hit.
[2024-05-26 07:07:21] [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 07:07:22] [INFO ] Deduced a trap composed of 5 places in 18 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
All remaining problems are real, not stopping.
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 63 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 48 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 120ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 483 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 10 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-05-26 07:07:22] [INFO ] Invariant cache hit.
[2024-05-26 07:07:22] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-26 07:07:22] [INFO ] Invariant cache hit.
[2024-05-26 07:07:22] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:22] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2024-05-26 07:07:22] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:22] [INFO ] Invariant cache hit.
[2024-05-26 07:07:22] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 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 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 95ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 95ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[128, 128, 126, 126] Max Struct:[130, 130, 130, 130]
Starting property specific reduction for PGCD-PT-D04N025-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[130]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[130]
[2024-05-26 07:07:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[130]
RANDOM walk for 10026 steps (2 resets) in 4 ms. (2005 steps per ms)
BEST_FIRST walk for 10001 steps (3 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[102] Max Struct:[130]
[2024-05-26 07:07:22] [INFO ] Invariant cache hit.
[2024-05-26 07:07:22] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:22] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:22] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:22] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:07:22] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:22] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:07:22] [INFO ] Deduced a trap composed of 5 places in 19 ms of which 0 ms to minimize.
[2024-05-26 07:07:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 21 ms
[2024-05-26 07:07:22] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:22] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[102] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
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 07:07:22] [INFO ] Invariant cache hit.
[2024-05-26 07:07:22] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 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 97 ms. Remains : 10/10 places, 15/15 transitions.
[2024-05-26 07:07:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[128] Max Struct:[130]
RANDOM walk for 1000009 steps (2 resets) in 160 ms. (6211 steps per ms)
BEST_FIRST walk for 1000001 steps (221 resets) in 249 ms. (4000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[128] Max Struct:[130]
[2024-05-26 07:07:23] [INFO ] Invariant cache hit.
[2024-05-26 07:07:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:23] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2024-05-26 07:07:23] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:07:23] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:23] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:23] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:23] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[128] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
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 07:07:23] [INFO ] Invariant cache hit.
[2024-05-26 07:07:23] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-26 07:07:23] [INFO ] Invariant cache hit.
[2024-05-26 07:07:23] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:23] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-26 07:07:23] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:23] [INFO ] Invariant cache hit.
[2024-05-26 07:07:23] [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 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 94ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 143 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40040 steps (8 resets) in 24 ms. (1601 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (11 resets) in 20 ms. (1904 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 950101 steps, run timeout after 3001 ms. (steps per millisecond=316 ) properties seen :0 out of 2
Probabilistic random walk after 950101 steps, saw 549688 distinct states, run finished after 3001 ms. (steps per millisecond=316 ) properties seen :0
[2024-05-26 07:07:26] [INFO ] Invariant cache hit.
[2024-05-26 07:07:26] [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 07:07:26] [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
All remaining problems are real, not stopping.
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 46 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 31 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 79ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 20 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 07:07:26] [INFO ] Invariant cache hit.
[2024-05-26 07:07:26] [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 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 129ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 129ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 130 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40036 steps (8 resets) in 17 ms. (2224 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (9 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3350890 steps, run timeout after 3001 ms. (steps per millisecond=1116 ) properties seen :0 out of 1
Probabilistic random walk after 3350890 steps, saw 1877789 distinct states, run finished after 3001 ms. (steps per millisecond=1116 ) properties seen :0
[2024-05-26 07:07:29] [INFO ] Invariant cache hit.
[2024-05-26 07:07:29] [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 07:07:29] [INFO ] Deduced a trap composed of 5 places in 22 ms of which 2 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
All remaining problems are real, not stopping.
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 56 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 34 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 92ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 16 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 07:07:29] [INFO ] Invariant cache hit.
[2024-05-26 07:07:29] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-26 07:07:30] [INFO ] Invariant cache hit.
[2024-05-26 07:07:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:30] [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 07:07:30] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:30] [INFO ] Invariant cache hit.
[2024-05-26 07:07:30] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 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 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 102ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[128] Max Struct:[130]
Ending property specific reduction for PGCD-PT-D04N025-UpperBounds-02 in 7404 ms.
Starting property specific reduction for PGCD-PT-D04N025-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[130]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[130]
[2024-05-26 07:07:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[130]
RANDOM walk for 10005 steps (2 resets) in 3 ms. (2501 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:[104] Max Struct:[130]
[2024-05-26 07:07:30] [INFO ] Invariant cache hit.
[2024-05-26 07:07:30] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:30] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:30] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-26 07:07:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:30] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[104] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
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 07:07:30] [INFO ] Invariant cache hit.
[2024-05-26 07:07:30] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 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 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106 ms. Remains : 10/10 places, 15/15 transitions.
[2024-05-26 07:07:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[128] Max Struct:[130]
RANDOM walk for 1000034 steps (2 resets) in 171 ms. (5814 steps per ms)
BEST_FIRST walk for 1000001 steps (223 resets) in 253 ms. (3937 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[128] Max Struct:[130]
[2024-05-26 07:07:30] [INFO ] Invariant cache hit.
[2024-05-26 07:07:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:30] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-26 07:07:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:30] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:30] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:07:30] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 07:07:30] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[128] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
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 07:07:30] [INFO ] Invariant cache hit.
[2024-05-26 07:07:30] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-26 07:07:30] [INFO ] Invariant cache hit.
[2024-05-26 07:07:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:30] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2024-05-26 07:07:30] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:30] [INFO ] Invariant cache hit.
[2024-05-26 07:07:30] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 40 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 87ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 88ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40049 steps (8 resets) in 28 ms. (1381 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 18 ms. (2105 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1074069 steps, run timeout after 3001 ms. (steps per millisecond=357 ) properties seen :0 out of 2
Probabilistic random walk after 1074069 steps, saw 621298 distinct states, run finished after 3001 ms. (steps per millisecond=357 ) properties seen :0
[2024-05-26 07:07:34] [INFO ] Invariant cache hit.
[2024-05-26 07:07:34] [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 07:07:34] [INFO ] Deduced a trap composed of 5 places in 20 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
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 28 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 81ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 18 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 07:07:34] [INFO ] Invariant cache hit.
[2024-05-26 07:07:34] [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 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]
After SMT, in 88ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 88ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 89 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40061 steps (8 resets) in 17 ms. (2225 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (9 resets) in 18 ms. (2105 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3591027 steps, run timeout after 3001 ms. (steps per millisecond=1196 ) properties seen :0 out of 1
Probabilistic random walk after 3591027 steps, saw 2017027 distinct states, run finished after 3001 ms. (steps per millisecond=1196 ) properties seen :0
[2024-05-26 07:07:37] [INFO ] Invariant cache hit.
[2024-05-26 07:07:37] [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 07:07:37] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
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 60 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 25 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 88ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 16 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-05-26 07:07:37] [INFO ] Invariant cache hit.
[2024-05-26 07:07:37] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 07:07:37] [INFO ] Invariant cache hit.
[2024-05-26 07:07:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:37] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-26 07:07:37] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:37] [INFO ] Invariant cache hit.
[2024-05-26 07:07:37] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 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 94ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[128] Max Struct:[130]
Ending property specific reduction for PGCD-PT-D04N025-UpperBounds-08 in 7331 ms.
Starting property specific reduction for PGCD-PT-D04N025-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[130]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[130]
[2024-05-26 07:07:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[130]
RANDOM walk for 10003 steps (2 resets) in 3 ms. (2500 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:[102] Max Struct:[130]
[2024-05-26 07:07:37] [INFO ] Invariant cache hit.
[2024-05-26 07:07:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:37] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-26 07:07:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:37] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2024-05-26 07:07:37] [INFO ] Deduced a trap composed of 5 places in 14 ms of which 0 ms to minimize.
[2024-05-26 07:07:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 16 ms
[2024-05-26 07:07:37] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:37] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[102] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
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 07:07:37] [INFO ] Invariant cache hit.
[2024-05-26 07:07:37] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 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 104 ms. Remains : 10/10 places, 15/15 transitions.
[2024-05-26 07:07:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[128] Max Struct:[130]
RANDOM walk for 1000011 steps (2 resets) in 141 ms. (7042 steps per ms)
BEST_FIRST walk for 1000001 steps (228 resets) in 222 ms. (4484 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[128] Max Struct:[130]
[2024-05-26 07:07:38] [INFO ] Invariant cache hit.
[2024-05-26 07:07:38] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:38] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:38] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-26 07:07:38] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:38] [INFO ] [Nat]Added 5 Read/Feed constraints in 0 ms returned sat
[2024-05-26 07:07:38] [INFO ] Deduced a trap composed of 5 places in 20 ms of which 0 ms to minimize.
[2024-05-26 07:07:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 23 ms
[2024-05-26 07:07:38] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:38] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[128] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
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 07:07:38] [INFO ] Invariant cache hit.
[2024-05-26 07:07:38] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-26 07:07:38] [INFO ] Invariant cache hit.
[2024-05-26 07:07:38] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:38] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2024-05-26 07:07:38] [INFO ] Redundant transitions in 1 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:38] [INFO ] Invariant cache hit.
[2024-05-26 07:07:38] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 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 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 97ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40092 steps (8 resets) in 26 ms. (1484 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (11 resets) in 29 ms. (1333 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 18 ms. (2105 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 992136 steps, run timeout after 3001 ms. (steps per millisecond=330 ) properties seen :0 out of 2
Probabilistic random walk after 992136 steps, saw 571014 distinct states, run finished after 3001 ms. (steps per millisecond=330 ) properties seen :0
[2024-05-26 07:07:41] [INFO ] Invariant cache hit.
[2024-05-26 07:07:41] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-26 07:07:41] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 1 solved, 1 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 1 solved, 1 unsolved in 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 95ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 18 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 07:07:41] [INFO ] Invariant cache hit.
[2024-05-26 07:07:41] [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 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms 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 109 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40033 steps (8 resets) in 20 ms. (1906 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (10 resets) in 17 ms. (2222 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3493263 steps, run timeout after 3001 ms. (steps per millisecond=1164 ) properties seen :0 out of 1
Probabilistic random walk after 3493263 steps, saw 1961557 distinct states, run finished after 3001 ms. (steps per millisecond=1164 ) properties seen :0
[2024-05-26 07:07:44] [INFO ] Invariant cache hit.
[2024-05-26 07:07:44] [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 07:07:44] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
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 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 94ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 18 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 07:07:44] [INFO ] Invariant cache hit.
[2024-05-26 07:07:44] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-26 07:07:44] [INFO ] Invariant cache hit.
[2024-05-26 07:07:44] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:44] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-26 07:07:44] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:44] [INFO ] Invariant cache hit.
[2024-05-26 07:07:44] [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 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 97ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 97ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[128] Max Struct:[130]
Ending property specific reduction for PGCD-PT-D04N025-UpperBounds-12 in 7439 ms.
Starting property specific reduction for PGCD-PT-D04N025-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[130]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[130]
[2024-05-26 07:07:44] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[130]
RANDOM walk for 10002 steps (2 resets) in 2 ms. (3334 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 4 ms. (2000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[102] Max Struct:[130]
[2024-05-26 07:07:44] [INFO ] Invariant cache hit.
[2024-05-26 07:07:44] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:44] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 07:07:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:44] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:44] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:44] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2024-05-26 07:07:44] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:44] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[102] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
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 07:07:44] [INFO ] Invariant cache hit.
[2024-05-26 07:07:44] [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 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 94ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 10/10 places, 15/15 transitions.
[2024-05-26 07:07:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[128] Max Struct:[130]
RANDOM walk for 1000001 steps (2 resets) in 157 ms. (6329 steps per ms)
BEST_FIRST walk for 1000000 steps (229 resets) in 266 ms. (3745 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[128] Max Struct:[130]
[2024-05-26 07:07:45] [INFO ] Invariant cache hit.
[2024-05-26 07:07:45] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-26 07:07:45] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-26 07:07:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 07:07:45] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-26 07:07:45] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-26 07:07:45] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:45] [INFO ] [Nat]Added 5 Read/Feed constraints in 0 ms returned sat
[2024-05-26 07:07:45] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 07:07:45] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[128] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
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 07:07:45] [INFO ] Invariant cache hit.
[2024-05-26 07:07:45] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-26 07:07:45] [INFO ] Invariant cache hit.
[2024-05-26 07:07:45] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:45] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-05-26 07:07:45] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:45] [INFO ] Invariant cache hit.
[2024-05-26 07:07:45] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 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]
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 40 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 148 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40034 steps (8 resets) in 23 ms. (1668 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 24 ms. (1600 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1042894 steps, run timeout after 3001 ms. (steps per millisecond=347 ) properties seen :0 out of 2
Probabilistic random walk after 1042894 steps, saw 602184 distinct states, run finished after 3001 ms. (steps per millisecond=347 ) properties seen :0
[2024-05-26 07:07:48] [INFO ] Invariant cache hit.
[2024-05-26 07:07:48] [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 07:07:48] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
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 48 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 25 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 78ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 15 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 07:07:48] [INFO ] Invariant cache hit.
[2024-05-26 07:07:48] [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 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]
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 103ms 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 104 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40018 steps (8 resets) in 17 ms. (2223 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (12 resets) in 22 ms. (1739 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3198499 steps, run timeout after 3001 ms. (steps per millisecond=1065 ) properties seen :0 out of 1
Probabilistic random walk after 3198499 steps, saw 1796364 distinct states, run finished after 3001 ms. (steps per millisecond=1065 ) properties seen :0
[2024-05-26 07:07:51] [INFO ] Invariant cache hit.
[2024-05-26 07:07:52] [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 07:07:52] [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
All remaining problems are real, not stopping.
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 60 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 25 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 92ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 19 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2024-05-26 07:07:52] [INFO ] Invariant cache hit.
[2024-05-26 07:07:52] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-26 07:07:52] [INFO ] Invariant cache hit.
[2024-05-26 07:07:52] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-26 07:07:52] [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 07:07:52] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 07:07:52] [INFO ] Invariant cache hit.
[2024-05-26 07:07:52] [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 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 165 ms. Remains : 10/10 places, 15/15 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[128] Max Struct:[130]
Ending property specific reduction for PGCD-PT-D04N025-UpperBounds-14 in 7371 ms.
[2024-05-26 07:07:52] [INFO ] Flatten gal took : 14 ms
[2024-05-26 07:07:52] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-05-26 07:07:52] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 10 places, 15 transitions and 50 arcs took 2 ms.
Total runtime 43178 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running PGCD-PT-D04N025

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/411/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 0.000s]


SAVING FILE /home/mcc/execution/411/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: 1080
MODEL NAME: /home/mcc/execution/411/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-D04N025-UpperBounds-02 128 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA PGCD-PT-D04N025-UpperBounds-08 128 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA PGCD-PT-D04N025-UpperBounds-12 128 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA PGCD-PT-D04N025-UpperBounds-14 128 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716707274945

--------------------
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-D04N025"
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-D04N025, 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-171654350600773"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D04N025.tgz
mv PGCD-PT-D04N025 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 ;