MCC'2023- Execution of r521-tall-167987246700445

About the Execution of LTSMin+red for PGCD-PT-D02N006

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
529.539	17718.00	24244.00	327.60	19 17 17 19 17 19 19 19 17 19 17 19 19 17 19 19	normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r521-tall-167987246700445.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is PGCD-PT-D02N006, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r521-tall-167987246700445
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 5.7K Mar 23 15:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Mar 23 15:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 23 15:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 23 15:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Apr 7 12:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 7 12:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 7 12:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 7 12:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 13K Mar 23 15:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Mar 23 15:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 23 15:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 111K Mar 23 15:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 7 12:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 7 12:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 5.6K Mar 31 16:48 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-D02N006-UpperBounds-00
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-01
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-02
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-03
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-04
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-05
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-06
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-07
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-08
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-09
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-10
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-11
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-12
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-13
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-14
FORMULA_NAME PGCD-PT-D02N006-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1680943091097

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-PT-D02N006
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202304061127
[2023-04-08 08:38:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-04-08 08:38:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-08 08:38:12] [INFO ] Load time of PNML (sax parser for PT used): 22 ms
[2023-04-08 08:38:12] [INFO ] Transformed 9 places.
[2023-04-08 08:38:12] [INFO ] Transformed 9 transitions.
[2023-04-08 08:38:12] [INFO ] Parsed PT model containing 9 places and 9 transitions and 42 arcs in 211 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 11 ms.
// Phase 1: matrix 9 rows 9 cols
[2023-04-08 08:38:12] [INFO ] Computed 4 invariants in 5 ms
Incomplete random walk after 10008 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=556 ) properties (out of 16) seen :200
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 16) seen :83
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 16) seen :74
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :87
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 16) seen :113
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 16) seen :72
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 16) seen :108
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 16) seen :113
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :121
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :77
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :106
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 16) seen :91
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :96
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :112
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 16) seen :99
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :67
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :113
[2023-04-08 08:38:13] [INFO ] Invariant cache hit.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using state equation in 7 ms returned unsat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-04-08 08:38:13] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:13] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 3 ms to minimize.
[2023-04-08 08:38:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2023-04-08 08:38:13] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:13] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 7 ms.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:13] [INFO ] Added : 1 causal constraints over 1 iterations in 16 ms. Result :sat
Minimization took 6 ms.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:13] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 5 ms.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Added 3 Read/Feed constraints in 2 ms returned sat
[2023-04-08 08:38:13] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2023-04-08 08:38:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 24 ms
[2023-04-08 08:38:13] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:13] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 7 ms.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 3 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 3 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Added 3 Read/Feed constraints in 2 ms returned sat
[2023-04-08 08:38:13] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:13] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Minimization took 6 ms.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Added 3 Read/Feed constraints in 5 ms returned sat
[2023-04-08 08:38:13] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:13] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Minimization took 5 ms.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 5 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2023-04-08 08:38:13] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:13] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 4 ms.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 3 ms returned sat
[2023-04-08 08:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:13] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Added 3 Read/Feed constraints in 2 ms returned sat
[2023-04-08 08:38:14] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-04-08 08:38:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 28 ms
[2023-04-08 08:38:14] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 2 ms.
[2023-04-08 08:38:14] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 6 ms.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-04-08 08:38:14] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Added 3 Read/Feed constraints in 3 ms returned sat
[2023-04-08 08:38:14] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:14] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 7 ms.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:38:14] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:14] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:38:14] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:14] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 4 ms.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-04-08 08:38:14] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:14] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 4 ms.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 4 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:38:14] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:14] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 7 ms.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-04-08 08:38:14] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using state equation in 3 ms returned unsat
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-04-08 08:38:14] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:14] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:14] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2023-04-08 08:38:14] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 4 ms.
[2023-04-08 08:38:14] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [19, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 19, 21] Max seen :[19, 13, 13, 15, 13, 15, 15, 15, 17, 15, 13, 15, 15, 13, 19, 15]
FORMULA PGCD-PT-D02N006-UpperBounds-14 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D02N006-UpperBounds-00 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 7 out of 9 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 22 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:14] [INFO ] Invariant cache hit.
[2023-04-08 08:38:14] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-08 08:38:14] [INFO ] Invariant cache hit.
Incomplete random walk after 1000014 steps, including 2 resets, run finished after 458 ms. (steps per millisecond=2183 ) properties (out of 14) seen :254
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 267 ms. (steps per millisecond=3745 ) properties (out of 14) seen :66
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 251 ms. (steps per millisecond=3984 ) properties (out of 14) seen :81
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 292 ms. (steps per millisecond=3424 ) properties (out of 14) seen :107
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 248 ms. (steps per millisecond=4032 ) properties (out of 14) seen :66
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 273 ms. (steps per millisecond=3663 ) properties (out of 14) seen :102
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 282 ms. (steps per millisecond=3546 ) properties (out of 14) seen :127
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 258 ms. (steps per millisecond=3875 ) properties (out of 14) seen :111
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 243 ms. (steps per millisecond=4115 ) properties (out of 14) seen :59
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=3846 ) properties (out of 14) seen :94
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=4132 ) properties (out of 14) seen :93
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=3846 ) properties (out of 14) seen :94
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 275 ms. (steps per millisecond=3636 ) properties (out of 14) seen :102
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=4132 ) properties (out of 14) seen :89
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 266 ms. (steps per millisecond=3759 ) properties (out of 14) seen :115
[2023-04-08 08:38:18] [INFO ] Invariant cache hit.
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:18] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:18] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:18] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:18] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:18] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2023-04-08 08:38:18] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:18] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:18] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:18] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:18] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:18] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 3 ms.
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:18] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:18] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 5 ms returned unsat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Added 3 Read/Feed constraints in 2 ms returned sat
[2023-04-08 08:38:19] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:19] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 5 ms.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 4 ms returned unsat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 3 ms returned unsat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 3 ms returned unsat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2023-04-08 08:38:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 25 ms
[2023-04-08 08:38:19] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:19] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 5 ms returned unsat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:19] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 3 ms.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 5 ms returned unsat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 4 ms returned unsat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2023-04-08 08:38:19] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 2 ms.
[2023-04-08 08:38:19] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 4 ms.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:19] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:19] [INFO ] [Nat]Absence check using state equation in 4 ms returned unsat
Current structural bounds on expressions (after SMT) : [21, 21, 19, 21, 19, 19, 19, 21, 19, 21, 19, 19, 21, 19] Max seen :[17, 17, 19, 17, 19, 19, 19, 17, 19, 17, 19, 19, 17, 19]
FORMULA PGCD-PT-D02N006-UpperBounds-15 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D02N006-UpperBounds-12 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D02N006-UpperBounds-11 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D02N006-UpperBounds-09 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D02N006-UpperBounds-07 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D02N006-UpperBounds-06 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D02N006-UpperBounds-05 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D02N006-UpperBounds-03 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-08 08:38:19] [INFO ] Invariant cache hit.
Incomplete random walk after 1000010 steps, including 2 resets, run finished after 206 ms. (steps per millisecond=4854 ) properties (out of 6) seen :102
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 245 ms. (steps per millisecond=4081 ) properties (out of 6) seen :50
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 227 ms. (steps per millisecond=4405 ) properties (out of 6) seen :57
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 227 ms. (steps per millisecond=4405 ) properties (out of 6) seen :50
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 225 ms. (steps per millisecond=4444 ) properties (out of 6) seen :43
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 232 ms. (steps per millisecond=4310 ) properties (out of 6) seen :57
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 228 ms. (steps per millisecond=4385 ) properties (out of 6) seen :57
[2023-04-08 08:38:21] [INFO ] Invariant cache hit.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:21] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:21] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:21] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-04-08 08:38:21] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 5 ms.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:38:21] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:21] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:21] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:21] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 10 ms.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:38:21] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Added 3 Read/Feed constraints in 4 ms returned sat
[2023-04-08 08:38:21] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
[2023-04-08 08:38:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2023-04-08 08:38:21] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:21] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-04-08 08:38:21] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:21] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:21] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:21] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:21] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:21] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-04-08 08:38:21] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 3 ms.
Current structural bounds on expressions (after SMT) : [21, 21, 21, 21, 21, 21] Max seen :[17, 17, 17, 17, 17, 17]
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 9/9 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:21] [INFO ] Invariant cache hit.
[2023-04-08 08:38:21] [INFO ] Implicit Places using invariants in 25 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 28 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 30 ms. Remains : 6/9 places, 9/9 transitions.
// Phase 1: matrix 9 rows 6 cols
[2023-04-08 08:38:21] [INFO ] Computed 1 invariants in 1 ms
Incomplete random walk after 1000013 steps, including 2 resets, run finished after 265 ms. (steps per millisecond=3773 ) properties (out of 6) seen :102
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 187 ms. (steps per millisecond=5347 ) properties (out of 6) seen :50
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 188 ms. (steps per millisecond=5319 ) properties (out of 6) seen :57
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 185 ms. (steps per millisecond=5405 ) properties (out of 6) seen :50
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 186 ms. (steps per millisecond=5376 ) properties (out of 6) seen :43
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 189 ms. (steps per millisecond=5291 ) properties (out of 6) seen :57
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 188 ms. (steps per millisecond=5319 ) properties (out of 6) seen :57
[2023-04-08 08:38:23] [INFO ] Invariant cache hit.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:23] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-04-08 08:38:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:23] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2023-04-08 08:38:23] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:23] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:23] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:23] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:23] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:23] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-04-08 08:38:23] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 2 ms.
[2023-04-08 08:38:23] [INFO ] Added : 1 causal constraints over 1 iterations in 10 ms. Result :sat
Minimization took 10 ms.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:23] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-04-08 08:38:23] [INFO ] Added : 2 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 6 ms.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:23] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:23] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [21, 21, 21, 21, 21, 21] Max seen :[17, 17, 17, 17, 17, 17]
Support contains 3 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 6/6 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:23] [INFO ] Invariant cache hit.
[2023-04-08 08:38:23] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-08 08:38:23] [INFO ] Invariant cache hit.
[2023-04-08 08:38:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:23] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2023-04-08 08:38:23] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:38:23] [INFO ] Invariant cache hit.
[2023-04-08 08:38:23] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 6/6 places, 9/9 transitions.
Starting property specific reduction for PGCD-PT-D02N006-UpperBounds-01
[2023-04-08 08:38:23] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3333 ) properties (out of 1) seen :15
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3333 ) properties (out of 1) seen :13
[2023-04-08 08:38:23] [INFO ] Invariant cache hit.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:23] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:23] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:23] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:23] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:23] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[15]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:23] [INFO ] Invariant cache hit.
[2023-04-08 08:38:23] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 6/6 places, 9/9 transitions.
[2023-04-08 08:38:23] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 170 ms. (steps per millisecond=5882 ) properties (out of 1) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 177 ms. (steps per millisecond=5649 ) properties (out of 1) seen :13
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:24] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:24] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:24] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:24] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:24] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[17]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 6/6 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:24] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-08 08:38:24] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 6/6 places, 9/9 transitions.
Ending property specific reduction for PGCD-PT-D02N006-UpperBounds-01 in 613 ms.
Starting property specific reduction for PGCD-PT-D02N006-UpperBounds-02
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
Incomplete random walk after 10005 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3335 ) properties (out of 1) seen :15
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3333 ) properties (out of 1) seen :13
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:24] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:24] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:24] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:24] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:24] [INFO ] Added : 2 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[15]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 6/6 places, 9/9 transitions.
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
Incomplete random walk after 1000009 steps, including 2 resets, run finished after 167 ms. (steps per millisecond=5988 ) properties (out of 1) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=5617 ) properties (out of 1) seen :13
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:24] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:24] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:24] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:24] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:24] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[17]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 6/6 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:24] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-04-08 08:38:24] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 6/6 places, 9/9 transitions.
Ending property specific reduction for PGCD-PT-D02N006-UpperBounds-02 in 583 ms.
Starting property specific reduction for PGCD-PT-D02N006-UpperBounds-04
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :13
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:24] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:24] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:24] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:24] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:24] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:24] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[13]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
[2023-04-08 08:38:24] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 6/6 places, 9/9 transitions.
[2023-04-08 08:38:24] [INFO ] Invariant cache hit.
Incomplete random walk after 1000004 steps, including 2 resets, run finished after 177 ms. (steps per millisecond=5649 ) properties (out of 1) seen :17
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 184 ms. (steps per millisecond=5434 ) properties (out of 1) seen :13
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
[2023-04-08 08:38:25] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:25] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:25] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:25] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:25] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:25] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:25] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:25] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[17]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 6/6 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
[2023-04-08 08:38:25] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
[2023-04-08 08:38:25] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:25] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-04-08 08:38:25] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
[2023-04-08 08:38:25] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 6/6 places, 9/9 transitions.
Ending property specific reduction for PGCD-PT-D02N006-UpperBounds-04 in 629 ms.
Starting property specific reduction for PGCD-PT-D02N006-UpperBounds-08
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3333 ) properties (out of 1) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3333 ) properties (out of 1) seen :13
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
[2023-04-08 08:38:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:25] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-04-08 08:38:25] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:25] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:25] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:25] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:25] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:25] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[13]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
[2023-04-08 08:38:25] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 6/6 places, 9/9 transitions.
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
Incomplete random walk after 1000002 steps, including 2 resets, run finished after 171 ms. (steps per millisecond=5847 ) properties (out of 1) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 185 ms. (steps per millisecond=5405 ) properties (out of 1) seen :13
[2023-04-08 08:38:25] [INFO ] Invariant cache hit.
[2023-04-08 08:38:25] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:25] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:25] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:25] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:25] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:26] [INFO ] [Nat]Added 3 Read/Feed constraints in 2 ms returned sat
[2023-04-08 08:38:26] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 3 ms.
[2023-04-08 08:38:26] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[17]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 6/6 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:26] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-04-08 08:38:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 6/6 places, 9/9 transitions.
Ending property specific reduction for PGCD-PT-D02N006-UpperBounds-08 in 615 ms.
Starting property specific reduction for PGCD-PT-D02N006-UpperBounds-10
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
Incomplete random walk after 10003 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :10
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :13
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:26] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:26] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:26] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:26] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:26] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:26] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:26] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[13]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 6/6 places, 9/9 transitions.
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 177 ms. (steps per millisecond=5649 ) properties (out of 1) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 189 ms. (steps per millisecond=5291 ) properties (out of 1) seen :13
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:26] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:26] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-08 08:38:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:26] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-04-08 08:38:26] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:26] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:26] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-04-08 08:38:26] [INFO ] Added : 2 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[17]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 6/6 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:26] [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.
[2023-04-08 08:38:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 6/6 places, 9/9 transitions.
Ending property specific reduction for PGCD-PT-D02N006-UpperBounds-10 in 621 ms.
Starting property specific reduction for PGCD-PT-D02N006-UpperBounds-13
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3333 ) properties (out of 1) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=3333 ) properties (out of 1) seen :13
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:26] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-04-08 08:38:26] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:26] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-04-08 08:38:26] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:26] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:26] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:38:26] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[13]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
[2023-04-08 08:38:26] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 6/6 places, 9/9 transitions.
[2023-04-08 08:38:26] [INFO ] Invariant cache hit.
Incomplete random walk after 1000005 steps, including 2 resets, run finished after 162 ms. (steps per millisecond=6172 ) properties (out of 1) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 177 ms. (steps per millisecond=5649 ) properties (out of 1) seen :13
[2023-04-08 08:38:27] [INFO ] Invariant cache hit.
[2023-04-08 08:38:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:27] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:27] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:38:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-08 08:38:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:38:27] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-04-08 08:38:27] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:27] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:38:27] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-04-08 08:38:27] [INFO ] Added : 2 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [21] Max seen :[17]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 6/6 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-08 08:38:27] [INFO ] Invariant cache hit.
[2023-04-08 08:38:27] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-08 08:38:27] [INFO ] Invariant cache hit.
[2023-04-08 08:38:27] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-08 08:38:27] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2023-04-08 08:38:27] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:38:27] [INFO ] Invariant cache hit.
[2023-04-08 08:38:27] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 6/6 places, 9/9 transitions.
Ending property specific reduction for PGCD-PT-D02N006-UpperBounds-13 in 597 ms.
[2023-04-08 08:38:27] [INFO ] Flatten gal took : 15 ms
[2023-04-08 08:38:27] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-04-08 08:38:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 6 places, 9 transitions and 30 arcs took 1 ms.
Total runtime 14892 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/951/ub_0_ --maxsum=/tmp/951/ub_1_ --maxsum=/tmp/951/ub_2_ --maxsum=/tmp/951/ub_3_ --maxsum=/tmp/951/ub_4_ --maxsum=/tmp/951/ub_5_
FORMULA PGCD-PT-D02N006-UpperBounds-01 17 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PGCD-PT-D02N006-UpperBounds-02 17 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PGCD-PT-D02N006-UpperBounds-04 17 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PGCD-PT-D02N006-UpperBounds-08 17 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PGCD-PT-D02N006-UpperBounds-10 17 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PGCD-PT-D02N006-UpperBounds-13 17 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1680943108815

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2023
ub formula name PGCD-PT-D02N006-UpperBounds-01
ub formula formula --maxsum=/tmp/951/ub_0_
ub formula name PGCD-PT-D02N006-UpperBounds-02
ub formula formula --maxsum=/tmp/951/ub_1_
ub formula name PGCD-PT-D02N006-UpperBounds-04
ub formula formula --maxsum=/tmp/951/ub_2_
ub formula name PGCD-PT-D02N006-UpperBounds-08
ub formula formula --maxsum=/tmp/951/ub_3_
ub formula name PGCD-PT-D02N006-UpperBounds-10
ub formula formula --maxsum=/tmp/951/ub_4_
ub formula name PGCD-PT-D02N006-UpperBounds-13
ub formula formula --maxsum=/tmp/951/ub_5_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 6 places, 9 transitions and 30 arcs
pnml2lts-sym: Petri net PGCD_PT_D02N006 analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 9->3 groups
pnml2lts-sym: Regrouping took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state vector length is 6; there are 3 groups
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: Exploration took 582 group checks and 0 next state calls
pnml2lts-sym: reachability took 0.120 real 0.420 user 0.060 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state space has 15670 states, 784 nodes
pnml2lts-sym: Maximum sum of /tmp/951/ub_0_ is: 17
pnml2lts-sym: Maximum sum of /tmp/951/ub_1_ is: 17
pnml2lts-sym: Maximum sum of /tmp/951/ub_2_ is: 17
pnml2lts-sym: Maximum sum of /tmp/951/ub_3_ is: 17
pnml2lts-sym: Maximum sum of /tmp/951/ub_4_ is: 17
pnml2lts-sym: Maximum sum of /tmp/951/ub_5_ is: 17
pnml2lts-sym: group_next: 4100 nodes total
pnml2lts-sym: group_explored: 1425 nodes, 8439 short vectors total
pnml2lts-sym: max token count: 19

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-D02N006"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is PGCD-PT-D02N006, 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 r521-tall-167987246700445"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D02N006.tgz
mv PGCD-PT-D02N006 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 ;