MCC'2024- Execution of r508-tall-171654352400789

About the Execution of LTSMin+red for PGCD-PT-D05N025

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
2414.827	75502.00	130513.00	197.20	156 156 156 ? ? ? 156 156 156 156 ? 156 ? 156 ? 156	normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r508-tall-171654352400789.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is PGCD-PT-D05N025, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r508-tall-171654352400789
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 8.2K Apr 11 15:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Apr 11 15:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Apr 11 15:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Apr 11 15:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 6 10:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 6 10:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 6 10:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 6 10:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Apr 11 15:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K Apr 11 15:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Apr 11 15:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 11 15:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 6 10:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 6 10:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 12K May 18 16:43 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-00
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-01
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-02
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-03
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-04
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-05
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-06
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-07
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-08
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-09
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-10
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-11
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-12
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-13
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-14
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717246115202

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-D05N025
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 12:48:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 12:48:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 12:48:36] [INFO ] Load time of PNML (sax parser for PT used): 34 ms
[2024-06-01 12:48:36] [INFO ] Transformed 18 places.
[2024-06-01 12:48:36] [INFO ] Transformed 18 transitions.
[2024-06-01 12:48:36] [INFO ] Parsed PT model containing 18 places and 18 transitions and 84 arcs in 125 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 1, 25, 25, 25, 1, 1, 1, 1, 25, 1, 25, 1, 25, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 1, 25, 25, 25, 1, 1, 1, 1, 25, 1, 25, 1, 25, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 18 rows 18 cols
[2024-06-01 12:48:36] [INFO ] Computed 7 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 25, 25, 25, 1, 1, 1, 1, 25, 1, 25, 1, 25, 1] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
RANDOM walk for 10008 steps (2 resets) in 14 ms. (667 steps per ms)
BEST_FIRST walk for 160013 steps (32 resets) in 124 ms. (1280 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[92, 76, 92, 112, 110, 112, 104, 102, 76, 102, 110, 104, 114, 82, 112, 82] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
[2024-06-01 12:48:36] [INFO ] Invariant cache hit.
[2024-06-01 12:48:36] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-06-01 12:48:36] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2024-06-01 12:48:36] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 12:48:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-01 12:48:36] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:36] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-06-01 12:48:36] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:48:36] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:36] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:36] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Minimization took 11 ms.
[2024-06-01 12:48:36] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-06-01 12:48:36] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:36] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-01 12:48:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 12:48:37] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Minimization took 8 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:37] [INFO ] Added : 0 causal constraints over 0 iterations in 16 ms. Result :sat
Minimization took 8 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 4 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 20 ms.
[2024-06-01 12:48:37] [INFO ] Added : 1 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:37] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 8 ms to minimize.
[2024-06-01 12:48:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 48 ms
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:37] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 14 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:37] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 8 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:37] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:37] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 4 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:37] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 9 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:37] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 9 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:37] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:37] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:37] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:38] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:38] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 8 ms.
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:38] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:38] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 1 ms to minimize.
[2024-06-01 12:48:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2024-06-01 12:48:38] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:38] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 9 ms.
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:38] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:38] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[92, 76, 92, 112, 110, 112, 104, 102, 76, 102, 110, 104, 114, 82, 112, 82] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
FORMULA PGCD-PT-D05N025-UpperBounds-15 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-13 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-11 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-06 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-09 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-07 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-08 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-01 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 152, 154, 152, 152, 152, 152, 154] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156]
Support contains 8 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 10 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:48:39] [INFO ] Invariant cache hit.
[2024-06-01 12:48:39] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 217ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 224ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 250 ms. Remains : 18/18 places, 18/18 transitions.
[2024-06-01 12:48:39] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154, 152, 154, 152, 152, 152, 152, 154] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156]
RANDOM walk for 1000000 steps (2 resets) in 244 ms. (4081 steps per ms)
BEST_FIRST walk for 8000006 steps (1024 resets) in 2816 ms. (2839 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 152, 154, 152, 152, 152, 152, 154] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156]
[2024-06-01 12:48:42] [INFO ] Invariant cache hit.
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:42] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:48:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:42] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 8 ms.
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:42] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 6 ms.
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 0 ms to minimize.
[2024-06-01 12:48:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 26 ms
[2024-06-01 12:48:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:42] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 1 ms to minimize.
[2024-06-01 12:48:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2024-06-01 12:48:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:42] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:42] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:42] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 0 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:42] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:42] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 152, 154, 152, 152, 152, 152, 154] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156]
FORMULA PGCD-PT-D05N025-UpperBounds-02 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[156, 154, 154, 152, 152, 152, 154] Max Struct:[156, 156, 156, 156, 156, 156, 156]
Support contains 7 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 4 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 18/18 places, 18/18 transitions.
[2024-06-01 12:48:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[156, 154, 154, 152, 152, 152, 154] Max Struct:[156, 156, 156, 156, 156, 156, 156]
FORMULA PGCD-PT-D05N025-UpperBounds-00 156 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000025 steps (2 resets) in 216 ms. (4608 steps per ms)
BEST_FIRST walk for 6000006 steps (1026 resets) in 2073 ms. (2892 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 154, 152, 152, 152, 154] Max Struct:[156, 156, 156, 156, 156, 156]
[2024-06-01 12:48:45] [INFO ] Invariant cache hit.
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 4 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:48:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:45] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:48:45] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:45] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 1 ms to minimize.
[2024-06-01 12:48:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 22 ms
[2024-06-01 12:48:45] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:45] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 1 ms to minimize.
[2024-06-01 12:48:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
[2024-06-01 12:48:45] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:45] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:45] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Added 6 Read/Feed constraints in 0 ms returned sat
[2024-06-01 12:48:45] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:45] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:45] [INFO ] Added : 1 causal constraints over 1 iterations in 15 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:45] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:45] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:45] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 154, 152, 152, 152, 154] Max Struct:[156, 156, 156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 152, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
Support contains 6 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 18/18 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:48:46] [INFO ] Invariant cache hit.
[2024-06-01 12:48:46] [INFO ] Implicit Places using invariants in 59 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 72 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 74 ms. Remains : 12/18 places, 18/18 transitions.
// Phase 1: matrix 18 rows 12 cols
[2024-06-01 12:48:46] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[154, 154, 152, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
RANDOM walk for 1000037 steps (2 resets) in 169 ms. (5882 steps per ms)
BEST_FIRST walk for 6000005 steps (1045 resets) in 1570 ms. (3819 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 154, 152, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
[2024-06-01 12:48:47] [INFO ] Invariant cache hit.
[2024-06-01 12:48:47] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:47] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:47] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:47] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:48:47] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:48:47] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:47] [INFO ] Deduced a trap composed of 6 places in 23 ms of which 1 ms to minimize.
[2024-06-01 12:48:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 27 ms
[2024-06-01 12:48:48] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:48] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] Deduced a trap composed of 6 places in 18 ms of which 2 ms to minimize.
[2024-06-01 12:48:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 21 ms
[2024-06-01 12:48:48] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:48] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-06-01 12:48:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] Deduced a trap composed of 6 places in 19 ms of which 0 ms to minimize.
[2024-06-01 12:48:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 24 ms
[2024-06-01 12:48:48] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:48] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 8 ms.
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 0 ms to minimize.
[2024-06-01 12:48:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 25 ms
[2024-06-01 12:48:48] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:48] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:48] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:48] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:48] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:48] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 154, 152, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 154, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
Support contains 6 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:48:48] [INFO ] Invariant cache hit.
[2024-06-01 12:48:48] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-06-01 12:48:48] [INFO ] Invariant cache hit.
[2024-06-01 12:48:48] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:48:48] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2024-06-01 12:48:48] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:48:48] [INFO ] Invariant cache hit.
[2024-06-01 12:48:48] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 133ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 135ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:48:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154, 154, 154, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
RANDOM walk for 1000008 steps (2 resets) in 173 ms. (5747 steps per ms)
BEST_FIRST walk for 6000005 steps (1034 resets) in 1588 ms. (3775 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 154, 154, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
[2024-06-01 12:48:50] [INFO ] Invariant cache hit.
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 12:48:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:50] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:48:50] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] Deduced a trap composed of 6 places in 19 ms of which 1 ms to minimize.
[2024-06-01 12:48:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 25 ms
[2024-06-01 12:48:50] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:50] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:48:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 2 ms to minimize.
[2024-06-01 12:48:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 26 ms
[2024-06-01 12:48:50] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:50] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 7 ms.
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:48:50] [INFO ] Deduced a trap composed of 6 places in 14 ms of which 1 ms to minimize.
[2024-06-01 12:48:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 17 ms
[2024-06-01 12:48:50] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:50] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 1 ms to minimize.
[2024-06-01 12:48:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 31 ms
[2024-06-01 12:48:50] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:48:50] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 6 ms.
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:50] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:48:50] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:48:50] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:48:50] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 154, 154, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 154, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
Support contains 6 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:48:51] [INFO ] Invariant cache hit.
[2024-06-01 12:48:51] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-06-01 12:48:51] [INFO ] Invariant cache hit.
[2024-06-01 12:48:51] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:48:51] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-06-01 12:48:51] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:48:51] [INFO ] Invariant cache hit.
[2024-06-01 12:48:51] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 131ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 180 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40065 steps (8 resets) in 220 ms. (181 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 225 ms. (177 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 193 ms. (206 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 110 ms. (360 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 103 ms. (384 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 116 ms. (341 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 84 ms. (470 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 159 ms. (250 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 102 ms. (388 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 263082 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :0 out of 12
Probabilistic random walk after 263082 steps, saw 164413 distinct states, run finished after 3004 ms. (steps per millisecond=87 ) properties seen :0
[2024-06-01 12:48:55] [INFO ] Invariant cache hit.
[2024-06-01 12:48:55] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
[2024-06-01 12:48:55] [INFO ] Deduced a trap composed of 6 places in 16 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
Problem MAX4 is UNSAT
Problem MAX5 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 6 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 6 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 6 solved, 6 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 6 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 6/26 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 6 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 26 constraints, problems are : Problem set: 6 solved, 6 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/12 constraints, Known Traps: 1/1 constraints]
After SMT, in 153ms problems are : Problem set: 6 solved, 6 unsolved
Parikh walk visited 0 properties in 2737 ms.
Support contains 6 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:48:57] [INFO ] Invariant cache hit.
[2024-06-01 12:48:57] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 110ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 110 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40042 steps (8 resets) in 53 ms. (741 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 24 ms. (1600 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 20 ms. (1904 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20 ms. (1904 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 402256 steps, run timeout after 3001 ms. (steps per millisecond=134 ) properties seen :0 out of 6
Probabilistic random walk after 402256 steps, saw 248116 distinct states, run finished after 3001 ms. (steps per millisecond=134 ) properties seen :0
[2024-06-01 12:49:01] [INFO ] Invariant cache hit.
[2024-06-01 12:49:01] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-06-01 12:49:01] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 6/26 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 6 unsolved in 104 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints]
After SMT, in 181ms problems are : Problem set: 0 solved, 6 unsolved
Parikh walk visited 0 properties in 2486 ms.
Support contains 6 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 5 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:03] [INFO ] Invariant cache hit.
[2024-06-01 12:49:03] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-06-01 12:49:03] [INFO ] Invariant cache hit.
[2024-06-01 12:49:03] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:03] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-06-01 12:49:03] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:03] [INFO ] Invariant cache hit.
[2024-06-01 12:49:03] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 126ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 127ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 176 ms. Remains : 12/12 places, 18/18 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154, 154, 154, 154, 154, 154] Max Struct:[156, 156, 156, 156, 156, 156]
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2024-06-01 12:49:03] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10000 steps (2 resets) in 3 ms. (2500 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 3 ms. (2500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[116] Max Struct:[156]
[2024-06-01 12:49:03] [INFO ] Invariant cache hit.
[2024-06-01 12:49:03] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:03] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-06-01 12:49:03] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:04] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:04] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:04] [INFO ] [Nat]Added 6 Read/Feed constraints in 0 ms returned sat
[2024-06-01 12:49:04] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:49:04] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[116] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:04] [INFO ] Invariant cache hit.
[2024-06-01 12:49:04] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:49:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000004 steps (2 resets) in 170 ms. (5847 steps per ms)
BEST_FIRST walk for 1000001 steps (167 resets) in 256 ms. (3891 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2024-06-01 12:49:04] [INFO ] Invariant cache hit.
[2024-06-01 12:49:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:04] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:04] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-06-01 12:49:04] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:04] [INFO ] [Nat]Added 6 Read/Feed constraints in 3 ms returned sat
[2024-06-01 12:49:04] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 1 ms to minimize.
[2024-06-01 12:49:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 25 ms
[2024-06-01 12:49:04] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:04] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:04] [INFO ] Invariant cache hit.
[2024-06-01 12:49:04] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 12:49:04] [INFO ] Invariant cache hit.
[2024-06-01 12:49:04] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:04] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-06-01 12:49:04] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:04] [INFO ] Invariant cache hit.
[2024-06-01 12:49:04] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 108ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40046 steps (8 resets) in 31 ms. (1251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18 ms. (2105 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 956709 steps, run timeout after 3001 ms. (steps per millisecond=318 ) properties seen :0 out of 2
Probabilistic random walk after 956709 steps, saw 583100 distinct states, run finished after 3001 ms. (steps per millisecond=318 ) properties seen :0
[2024-06-01 12:49:07] [INFO ] Invariant cache hit.
[2024-06-01 12:49:07] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:49:07] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 96ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:08] [INFO ] Invariant cache hit.
[2024-06-01 12:49:08] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40051 steps (8 resets) in 24 ms. (1602 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3647122 steps, run timeout after 3001 ms. (steps per millisecond=1215 ) properties seen :0 out of 1
Probabilistic random walk after 3647122 steps, saw 2120684 distinct states, run finished after 3001 ms. (steps per millisecond=1215 ) properties seen :0
[2024-06-01 12:49:11] [INFO ] Invariant cache hit.
[2024-06-01 12:49:11] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:49:11] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 88ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:11] [INFO ] Invariant cache hit.
[2024-06-01 12:49:11] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 12:49:11] [INFO ] Invariant cache hit.
[2024-06-01 12:49:11] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:11] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-06-01 12:49:11] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:11] [INFO ] Invariant cache hit.
[2024-06-01 12:49:11] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 115ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 12/12 places, 18/18 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-03 in 7479 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2024-06-01 12:49:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10024 steps (2 resets) in 3 ms. (2506 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 3 ms. (2500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[94] Max Struct:[156]
[2024-06-01 12:49:11] [INFO ] Invariant cache hit.
[2024-06-01 12:49:11] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:11] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:11] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:11] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:11] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:11] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:11] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-06-01 12:49:11] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[94] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:11] [INFO ] Invariant cache hit.
[2024-06-01 12:49:11] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 113ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:49:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000000 steps (2 resets) in 190 ms. (5235 steps per ms)
BEST_FIRST walk for 1000001 steps (175 resets) in 299 ms. (3333 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2024-06-01 12:49:12] [INFO ] Invariant cache hit.
[2024-06-01 12:49:12] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:12] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:12] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:12] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 12:49:12] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:12] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:12] [INFO ] Deduced a trap composed of 6 places in 18 ms of which 1 ms to minimize.
[2024-06-01 12:49:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 21 ms
[2024-06-01 12:49:12] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:12] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:12] [INFO ] Invariant cache hit.
[2024-06-01 12:49:12] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 12:49:12] [INFO ] Invariant cache hit.
[2024-06-01 12:49:12] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:12] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-06-01 12:49:12] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:12] [INFO ] Invariant cache hit.
[2024-06-01 12:49:12] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 95ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40091 steps (8 resets) in 36 ms. (1083 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 979686 steps, run timeout after 3001 ms. (steps per millisecond=326 ) properties seen :0 out of 2
Probabilistic random walk after 979686 steps, saw 595476 distinct states, run finished after 3001 ms. (steps per millisecond=326 ) properties seen :0
[2024-06-01 12:49:15] [INFO ] Invariant cache hit.
[2024-06-01 12:49:15] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:49:15] [INFO ] Deduced a trap composed of 6 places in 19 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 80ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:15] [INFO ] Invariant cache hit.
[2024-06-01 12:49:15] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40055 steps (8 resets) in 21 ms. (1820 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3639799 steps, run timeout after 3001 ms. (steps per millisecond=1212 ) properties seen :0 out of 1
Probabilistic random walk after 3639799 steps, saw 2116226 distinct states, run finished after 3001 ms. (steps per millisecond=1212 ) properties seen :0
[2024-06-01 12:49:18] [INFO ] Invariant cache hit.
[2024-06-01 12:49:18] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:49:18] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 94ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:18] [INFO ] Invariant cache hit.
[2024-06-01 12:49:18] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 12:49:18] [INFO ] Invariant cache hit.
[2024-06-01 12:49:18] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:18] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-06-01 12:49:18] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:18] [INFO ] Invariant cache hit.
[2024-06-01 12:49:18] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 12/12 places, 18/18 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-04 in 7501 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2024-06-01 12:49:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10000 steps (2 resets) in 3 ms. (2500 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 5 ms. (1666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[114] Max Struct:[156]
[2024-06-01 12:49:18] [INFO ] Invariant cache hit.
[2024-06-01 12:49:18] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:18] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:18] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:18] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:18] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2024-06-01 12:49:18] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:18] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[114] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:19] [INFO ] Invariant cache hit.
[2024-06-01 12:49:19] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:49:19] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000005 steps (2 resets) in 231 ms. (4310 steps per ms)
BEST_FIRST walk for 1000001 steps (178 resets) in 257 ms. (3875 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2024-06-01 12:49:19] [INFO ] Invariant cache hit.
[2024-06-01 12:49:19] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:19] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:19] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:19] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:19] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:19] [INFO ] Deduced a trap composed of 6 places in 17 ms of which 0 ms to minimize.
[2024-06-01 12:49:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 19 ms
[2024-06-01 12:49:19] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 12:49:19] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:19] [INFO ] Invariant cache hit.
[2024-06-01 12:49:19] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 12:49:19] [INFO ] Invariant cache hit.
[2024-06-01 12:49:19] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:19] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-06-01 12:49:19] [INFO ] Redundant transitions in 1 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:19] [INFO ] Invariant cache hit.
[2024-06-01 12:49:19] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 111ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40060 steps (8 resets) in 34 ms. (1144 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 20 ms. (1904 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 856172 steps, run timeout after 3001 ms. (steps per millisecond=285 ) properties seen :0 out of 2
Probabilistic random walk after 856172 steps, saw 525528 distinct states, run finished after 3002 ms. (steps per millisecond=285 ) properties seen :0
[2024-06-01 12:49:22] [INFO ] Invariant cache hit.
[2024-06-01 12:49:22] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:49:22] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 81ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:23] [INFO ] Invariant cache hit.
[2024-06-01 12:49:23] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40049 steps (8 resets) in 22 ms. (1741 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 20 ms. (1904 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3226090 steps, run timeout after 3001 ms. (steps per millisecond=1075 ) properties seen :0 out of 1
Probabilistic random walk after 3226090 steps, saw 1880896 distinct states, run finished after 3001 ms. (steps per millisecond=1075 ) properties seen :0
[2024-06-01 12:49:26] [INFO ] Invariant cache hit.
[2024-06-01 12:49:26] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:49:26] [INFO ] Deduced a trap composed of 6 places in 18 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 73ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:26] [INFO ] Invariant cache hit.
[2024-06-01 12:49:26] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 12:49:26] [INFO ] Invariant cache hit.
[2024-06-01 12:49:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:26] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2024-06-01 12:49:26] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:26] [INFO ] Invariant cache hit.
[2024-06-01 12:49:26] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 12/12 places, 18/18 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-05 in 7481 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2024-06-01 12:49:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10001 steps (2 resets) in 4 ms. (2000 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 5 ms. (1666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[108] Max Struct:[156]
[2024-06-01 12:49:26] [INFO ] Invariant cache hit.
[2024-06-01 12:49:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:26] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:26] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-06-01 12:49:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:26] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:26] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:26] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[108] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:26] [INFO ] Invariant cache hit.
[2024-06-01 12:49:26] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 113ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:49:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000020 steps (2 resets) in 165 ms. (6024 steps per ms)
BEST_FIRST walk for 1000001 steps (165 resets) in 318 ms. (3134 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2024-06-01 12:49:27] [INFO ] Invariant cache hit.
[2024-06-01 12:49:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:27] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:27] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:27] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:27] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 0 ms to minimize.
[2024-06-01 12:49:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 24 ms
[2024-06-01 12:49:27] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:27] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:27] [INFO ] Invariant cache hit.
[2024-06-01 12:49:27] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-06-01 12:49:27] [INFO ] Invariant cache hit.
[2024-06-01 12:49:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:27] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-06-01 12:49:27] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:27] [INFO ] Invariant cache hit.
[2024-06-01 12:49:27] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 110ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40084 steps (8 resets) in 39 ms. (1002 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 970877 steps, run timeout after 3001 ms. (steps per millisecond=323 ) properties seen :0 out of 2
Probabilistic random walk after 970877 steps, saw 591186 distinct states, run finished after 3001 ms. (steps per millisecond=323 ) properties seen :0
[2024-06-01 12:49:30] [INFO ] Invariant cache hit.
[2024-06-01 12:49:30] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:49:30] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 91ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 31 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:30] [INFO ] Invariant cache hit.
[2024-06-01 12:49:30] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 113ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40028 steps (8 resets) in 22 ms. (1740 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3578728 steps, run timeout after 3001 ms. (steps per millisecond=1192 ) properties seen :0 out of 1
Probabilistic random walk after 3578728 steps, saw 2078339 distinct states, run finished after 3001 ms. (steps per millisecond=1192 ) properties seen :0
[2024-06-01 12:49:33] [INFO ] Invariant cache hit.
[2024-06-01 12:49:33] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:49:33] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 89ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:33] [INFO ] Invariant cache hit.
[2024-06-01 12:49:33] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 12:49:33] [INFO ] Invariant cache hit.
[2024-06-01 12:49:33] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:33] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-06-01 12:49:33] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:33] [INFO ] Invariant cache hit.
[2024-06-01 12:49:33] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 12/12 places, 18/18 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-10 in 7506 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2024-06-01 12:49:33] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10025 steps (2 resets) in 5 ms. (1670 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 4 ms. (2000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[102] Max Struct:[156]
[2024-06-01 12:49:33] [INFO ] Invariant cache hit.
[2024-06-01 12:49:33] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:33] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:33] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:33] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:33] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:33] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:33] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[102] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:34] [INFO ] Invariant cache hit.
[2024-06-01 12:49:34] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 120ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 120ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 121 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:49:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[152] Max Struct:[156]
RANDOM walk for 1000050 steps (2 resets) in 166 ms. (5988 steps per ms)
BEST_FIRST walk for 1000001 steps (174 resets) in 252 ms. (3952 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[152] Max Struct:[156]
[2024-06-01 12:49:34] [INFO ] Invariant cache hit.
[2024-06-01 12:49:34] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:34] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:34] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:34] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:34] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:34] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:34] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[152] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:34] [INFO ] Invariant cache hit.
[2024-06-01 12:49:34] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-06-01 12:49:34] [INFO ] Invariant cache hit.
[2024-06-01 12:49:34] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:34] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2024-06-01 12:49:34] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:34] [INFO ] Invariant cache hit.
[2024-06-01 12:49:34] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:49:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000012 steps (3 resets) in 167 ms. (5952 steps per ms)
BEST_FIRST walk for 1000001 steps (177 resets) in 313 ms. (3184 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2024-06-01 12:49:35] [INFO ] Invariant cache hit.
[2024-06-01 12:49:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:35] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:35] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:35] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:35] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:35] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:35] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:35] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:35] [INFO ] Invariant cache hit.
[2024-06-01 12:49:35] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-01 12:49:35] [INFO ] Invariant cache hit.
[2024-06-01 12:49:35] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:35] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-06-01 12:49:35] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:35] [INFO ] Invariant cache hit.
[2024-06-01 12:49:35] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 116ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40017 steps (8 resets) in 27 ms. (1429 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 34 ms. (1142 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 26 ms. (1481 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 724335 steps, run timeout after 3001 ms. (steps per millisecond=241 ) properties seen :0 out of 2
Probabilistic random walk after 724335 steps, saw 447215 distinct states, run finished after 3001 ms. (steps per millisecond=241 ) properties seen :0
[2024-06-01 12:49:38] [INFO ] Invariant cache hit.
[2024-06-01 12:49:38] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:49:38] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 86ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:38] [INFO ] Invariant cache hit.
[2024-06-01 12:49:38] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 115ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40075 steps (8 resets) in 17 ms. (2226 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3737364 steps, run timeout after 3001 ms. (steps per millisecond=1245 ) properties seen :0 out of 1
Probabilistic random walk after 3737364 steps, saw 2175747 distinct states, run finished after 3004 ms. (steps per millisecond=1244 ) properties seen :0
[2024-06-01 12:49:41] [INFO ] Invariant cache hit.
[2024-06-01 12:49:41] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:49:41] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:41] [INFO ] Invariant cache hit.
[2024-06-01 12:49:41] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 12:49:41] [INFO ] Invariant cache hit.
[2024-06-01 12:49:41] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:41] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-06-01 12:49:42] [INFO ] Redundant transitions in 1 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
[2024-06-01 12:49:42] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 12/12 places, 18/18 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-12 in 8203 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10001 steps (2 resets) in 5 ms. (1666 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[108] Max Struct:[156]
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
[2024-06-01 12:49:42] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:42] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:42] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:42] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[108] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
[2024-06-01 12:49:42] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[152] Max Struct:[156]
RANDOM walk for 1000063 steps (2 resets) in 252 ms. (3952 steps per ms)
BEST_FIRST walk for 1000001 steps (175 resets) in 279 ms. (3571 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[152] Max Struct:[156]
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
[2024-06-01 12:49:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:42] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:42] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2024-06-01 12:49:42] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:42] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[152] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
[2024-06-01 12:49:42] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
[2024-06-01 12:49:42] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:42] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-06-01 12:49:42] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:42] [INFO ] Invariant cache hit.
[2024-06-01 12:49:42] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 12/12 places, 18/18 transitions.
[2024-06-01 12:49:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000036 steps (2 resets) in 189 ms. (5263 steps per ms)
BEST_FIRST walk for 1000001 steps (174 resets) in 279 ms. (3571 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2024-06-01 12:49:43] [INFO ] Invariant cache hit.
[2024-06-01 12:49:43] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 12:49:43] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 12:49:43] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:49:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 12:49:43] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 12:49:43] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:43] [INFO ] [Nat]Added 6 Read/Feed constraints in 0 ms returned sat
[2024-06-01 12:49:43] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 12:49:43] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:43] [INFO ] Invariant cache hit.
[2024-06-01 12:49:43] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 12:49:43] [INFO ] Invariant cache hit.
[2024-06-01 12:49:43] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:43] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-06-01 12:49:43] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:43] [INFO ] Invariant cache hit.
[2024-06-01 12:49:43] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 103ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40044 steps (8 resets) in 31 ms. (1251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 723373 steps, run timeout after 3001 ms. (steps per millisecond=241 ) properties seen :0 out of 2
Probabilistic random walk after 723373 steps, saw 446623 distinct states, run finished after 3001 ms. (steps per millisecond=241 ) properties seen :0
[2024-06-01 12:49:46] [INFO ] Invariant cache hit.
[2024-06-01 12:49:46] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 12:49:46] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 79ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:46] [INFO ] Invariant cache hit.
[2024-06-01 12:49:46] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 103ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40062 steps (8 resets) in 20 ms. (1907 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3819068 steps, run timeout after 3001 ms. (steps per millisecond=1272 ) properties seen :0 out of 1
Probabilistic random walk after 3819068 steps, saw 2224570 distinct states, run finished after 3001 ms. (steps per millisecond=1272 ) properties seen :0
[2024-06-01 12:49:50] [INFO ] Invariant cache hit.
[2024-06-01 12:49:50] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:49:50] [INFO ] Deduced a trap composed of 6 places in 15 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 75ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-06-01 12:49:50] [INFO ] Invariant cache hit.
[2024-06-01 12:49:50] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-06-01 12:49:50] [INFO ] Invariant cache hit.
[2024-06-01 12:49:50] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 12:49:50] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-06-01 12:49:50] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 12:49:50] [INFO ] Invariant cache hit.
[2024-06-01 12:49:50] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 94ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 138 ms. Remains : 12/12 places, 18/18 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-14 in 8179 ms.
[2024-06-01 12:49:50] [INFO ] Flatten gal took : 14 ms
[2024-06-01 12:49:50] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-06-01 12:49:50] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 12 places, 18 transitions and 60 arcs took 2 ms.
Total runtime 74143 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : PGCD-PT-D05N025-UpperBounds-03
Could not compute solution for formula : PGCD-PT-D05N025-UpperBounds-04
Could not compute solution for formula : PGCD-PT-D05N025-UpperBounds-05
Could not compute solution for formula : PGCD-PT-D05N025-UpperBounds-10
Could not compute solution for formula : PGCD-PT-D05N025-UpperBounds-12
Could not compute solution for formula : PGCD-PT-D05N025-UpperBounds-14

BK_STOP 1717246190704

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2024
ub formula name PGCD-PT-D05N025-UpperBounds-03
ub formula formula --maxsum=/tmp/1464/ub_0_
ub formula name PGCD-PT-D05N025-UpperBounds-04
ub formula formula --maxsum=/tmp/1464/ub_1_
ub formula name PGCD-PT-D05N025-UpperBounds-05
ub formula formula --maxsum=/tmp/1464/ub_2_
ub formula name PGCD-PT-D05N025-UpperBounds-10
ub formula formula --maxsum=/tmp/1464/ub_3_
ub formula name PGCD-PT-D05N025-UpperBounds-12
ub formula formula --maxsum=/tmp/1464/ub_4_
ub formula name PGCD-PT-D05N025-UpperBounds-14
ub formula formula --maxsum=/tmp/1464/ub_5_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PGCD-PT-D05N025"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is PGCD-PT-D05N025, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r508-tall-171654352400789"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D05N025.tgz
mv PGCD-PT-D05N025 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 ;