TSTP Solution File: ALG046+1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : ALG046+1 : TPTP v8.1.0. Released v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n004.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Jul 27 12:45:58 EDT 2022

% Result   : Timeout 299.89s 300.06s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : ALG046+1 : TPTP v8.1.0. Released v2.7.0.
% 0.06/0.13  % Command  : otter-tptp-script %s
% 0.13/0.33  % Computer : n004.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 300
% 0.13/0.33  % DateTime : Wed Jul 27 03:36:06 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 2.44/2.66  ----- Otter 3.3f, August 2004 -----
% 2.44/2.66  The process was started by sandbox2 on n004.cluster.edu,
% 2.44/2.66  Wed Jul 27 03:36:06 2022
% 2.44/2.66  The command was "./otter".  The process ID is 17789.
% 2.44/2.66  
% 2.44/2.66  set(prolog_style_variables).
% 2.44/2.66  set(auto).
% 2.44/2.66     dependent: set(auto1).
% 2.44/2.66     dependent: set(process_input).
% 2.44/2.66     dependent: clear(print_kept).
% 2.44/2.66     dependent: clear(print_new_demod).
% 2.44/2.66     dependent: clear(print_back_demod).
% 2.44/2.66     dependent: clear(print_back_sub).
% 2.44/2.66     dependent: set(control_memory).
% 2.44/2.66     dependent: assign(max_mem, 12000).
% 2.44/2.66     dependent: assign(pick_given_ratio, 4).
% 2.44/2.66     dependent: assign(stats_level, 1).
% 2.44/2.66     dependent: assign(max_seconds, 10800).
% 2.44/2.66  clear(print_given).
% 2.44/2.66  
% 2.44/2.66  formula_list(usable).
% 2.44/2.66  all A (A=A).
% 2.44/2.66  op(e0,e0)=e0|op(e0,e0)=e1|op(e0,e0)=e2|op(e0,e0)=e3.
% 2.44/2.66  op(e0,e1)=e0|op(e0,e1)=e1|op(e0,e1)=e2|op(e0,e1)=e3.
% 2.44/2.66  op(e0,e2)=e0|op(e0,e2)=e1|op(e0,e2)=e2|op(e0,e2)=e3.
% 2.44/2.66  op(e0,e3)=e0|op(e0,e3)=e1|op(e0,e3)=e2|op(e0,e3)=e3.
% 2.44/2.66  op(e1,e0)=e0|op(e1,e0)=e1|op(e1,e0)=e2|op(e1,e0)=e3.
% 2.44/2.66  op(e1,e1)=e0|op(e1,e1)=e1|op(e1,e1)=e2|op(e1,e1)=e3.
% 2.44/2.66  op(e1,e2)=e0|op(e1,e2)=e1|op(e1,e2)=e2|op(e1,e2)=e3.
% 2.44/2.66  op(e1,e3)=e0|op(e1,e3)=e1|op(e1,e3)=e2|op(e1,e3)=e3.
% 2.44/2.66  op(e2,e0)=e0|op(e2,e0)=e1|op(e2,e0)=e2|op(e2,e0)=e3.
% 2.44/2.66  op(e2,e1)=e0|op(e2,e1)=e1|op(e2,e1)=e2|op(e2,e1)=e3.
% 2.44/2.66  op(e2,e2)=e0|op(e2,e2)=e1|op(e2,e2)=e2|op(e2,e2)=e3.
% 2.44/2.66  op(e2,e3)=e0|op(e2,e3)=e1|op(e2,e3)=e2|op(e2,e3)=e3.
% 2.44/2.66  op(e3,e0)=e0|op(e3,e0)=e1|op(e3,e0)=e2|op(e3,e0)=e3.
% 2.44/2.66  op(e3,e1)=e0|op(e3,e1)=e1|op(e3,e1)=e2|op(e3,e1)=e3.
% 2.44/2.66  op(e3,e2)=e0|op(e3,e2)=e1|op(e3,e2)=e2|op(e3,e2)=e3.
% 2.44/2.66  op(e3,e3)=e0|op(e3,e3)=e1|op(e3,e3)=e2|op(e3,e3)=e3.
% 2.44/2.66  op(unit,e0)=e0.
% 2.44/2.66  op(e0,unit)=e0.
% 2.44/2.66  op(unit,e1)=e1.
% 2.44/2.66  op(e1,unit)=e1.
% 2.44/2.66  op(unit,e2)=e2.
% 2.44/2.66  op(e2,unit)=e2.
% 2.44/2.66  op(unit,e3)=e3.
% 2.44/2.66  op(e3,unit)=e3.
% 2.44/2.66  unit=e0|unit=e1|unit=e2|unit=e3.
% 2.44/2.66  op(e0,e0)=e0|op(e0,e1)=e0|op(e0,e2)=e0|op(e0,e3)=e0.
% 2.44/2.66  op(e0,e0)=e0|op(e1,e0)=e0|op(e2,e0)=e0|op(e3,e0)=e0.
% 2.44/2.66  op(e0,e0)=e1|op(e0,e1)=e1|op(e0,e2)=e1|op(e0,e3)=e1.
% 2.44/2.66  op(e0,e0)=e1|op(e1,e0)=e1|op(e2,e0)=e1|op(e3,e0)=e1.
% 2.44/2.66  op(e0,e0)=e2|op(e0,e1)=e2|op(e0,e2)=e2|op(e0,e3)=e2.
% 2.44/2.66  op(e0,e0)=e2|op(e1,e0)=e2|op(e2,e0)=e2|op(e3,e0)=e2.
% 2.44/2.66  op(e0,e0)=e3|op(e0,e1)=e3|op(e0,e2)=e3|op(e0,e3)=e3.
% 2.44/2.66  op(e0,e0)=e3|op(e1,e0)=e3|op(e2,e0)=e3|op(e3,e0)=e3.
% 2.44/2.66  op(e1,e0)=e0|op(e1,e1)=e0|op(e1,e2)=e0|op(e1,e3)=e0.
% 2.44/2.66  op(e0,e1)=e0|op(e1,e1)=e0|op(e2,e1)=e0|op(e3,e1)=e0.
% 2.44/2.66  op(e1,e0)=e1|op(e1,e1)=e1|op(e1,e2)=e1|op(e1,e3)=e1.
% 2.44/2.66  op(e0,e1)=e1|op(e1,e1)=e1|op(e2,e1)=e1|op(e3,e1)=e1.
% 2.44/2.66  op(e1,e0)=e2|op(e1,e1)=e2|op(e1,e2)=e2|op(e1,e3)=e2.
% 2.44/2.66  op(e0,e1)=e2|op(e1,e1)=e2|op(e2,e1)=e2|op(e3,e1)=e2.
% 2.44/2.66  op(e1,e0)=e3|op(e1,e1)=e3|op(e1,e2)=e3|op(e1,e3)=e3.
% 2.44/2.66  op(e0,e1)=e3|op(e1,e1)=e3|op(e2,e1)=e3|op(e3,e1)=e3.
% 2.44/2.66  op(e2,e0)=e0|op(e2,e1)=e0|op(e2,e2)=e0|op(e2,e3)=e0.
% 2.44/2.66  op(e0,e2)=e0|op(e1,e2)=e0|op(e2,e2)=e0|op(e3,e2)=e0.
% 2.44/2.66  op(e2,e0)=e1|op(e2,e1)=e1|op(e2,e2)=e1|op(e2,e3)=e1.
% 2.44/2.66  op(e0,e2)=e1|op(e1,e2)=e1|op(e2,e2)=e1|op(e3,e2)=e1.
% 2.44/2.66  op(e2,e0)=e2|op(e2,e1)=e2|op(e2,e2)=e2|op(e2,e3)=e2.
% 2.44/2.66  op(e0,e2)=e2|op(e1,e2)=e2|op(e2,e2)=e2|op(e3,e2)=e2.
% 2.44/2.66  op(e2,e0)=e3|op(e2,e1)=e3|op(e2,e2)=e3|op(e2,e3)=e3.
% 2.44/2.66  op(e0,e2)=e3|op(e1,e2)=e3|op(e2,e2)=e3|op(e3,e2)=e3.
% 2.44/2.66  op(e3,e0)=e0|op(e3,e1)=e0|op(e3,e2)=e0|op(e3,e3)=e0.
% 2.44/2.66  op(e0,e3)=e0|op(e1,e3)=e0|op(e2,e3)=e0|op(e3,e3)=e0.
% 2.44/2.66  op(e3,e0)=e1|op(e3,e1)=e1|op(e3,e2)=e1|op(e3,e3)=e1.
% 2.44/2.66  op(e0,e3)=e1|op(e1,e3)=e1|op(e2,e3)=e1|op(e3,e3)=e1.
% 2.44/2.66  op(e3,e0)=e2|op(e3,e1)=e2|op(e3,e2)=e2|op(e3,e3)=e2.
% 2.44/2.66  op(e0,e3)=e2|op(e1,e3)=e2|op(e2,e3)=e2|op(e3,e3)=e2.
% 2.44/2.66  op(e3,e0)=e3|op(e3,e1)=e3|op(e3,e2)=e3|op(e3,e3)=e3.
% 2.44/2.66  op(e0,e3)=e3|op(e1,e3)=e3|op(e2,e3)=e3|op(e3,e3)=e3.
% 2.44/2.66  op(e0,e0)!=op(e1,e0).
% 2.44/2.66  op(e0,e0)!=op(e2,e0).
% 2.44/2.66  op(e0,e0)!=op(e3,e0).
% 2.44/2.66  op(e1,e0)!=op(e2,e0).
% 2.44/2.66  op(e1,e0)!=op(e3,e0).
% 2.44/2.66  op(e2,e0)!=op(e3,e0).
% 2.44/2.66  op(e0,e1)!=op(e1,e1).
% 2.44/2.66  op(e0,e1)!=op(e2,e1).
% 2.44/2.66  op(e0,e1)!=op(e3,e1).
% 2.44/2.66  op(e1,e1)!=op(e2,e1).
% 2.44/2.66  op(e1,e1)!=op(e3,e1).
% 2.44/2.66  op(e2,e1)!=op(e3,e1).
% 2.44/2.66  op(e0,e2)!=op(e1,e2).
% 2.44/2.66  op(e0,e2)!=op(e2,e2).
% 2.44/2.66  op(e0,e2)!=op(e3,e2).
% 2.44/2.66  op(e1,e2)!=op(e2,e2).
% 2.44/2.66  op(e1,e2)!=op(e3,e2).
% 2.44/2.66  op(e2,e2)!=op(e3,e2).
% 2.44/2.66  op(e0,e3)!=op(e1,e3).
% 2.44/2.66  op(e0,e3)!=op(e2,e3).
% 2.44/2.66  op(e0,e3)!=op(e3,e3).
% 2.44/2.66  op(e1,e3)!=op(e2,e3).
% 2.44/2.66  op(e1,e3)!=op(e3,e3).
% 2.44/2.66  op(e2,e3)!=op(e3,e3).
% 2.44/2.66  op(e0,e0)!=op(e0,e1).
% 2.44/2.66  op(e0,e0)!=op(e0,e2).
% 2.44/2.66  op(e0,e0)!=op(e0,e3).
% 2.44/2.66  op(e0,e1)!=op(e0,e2).
% 2.44/2.66  op(e0,e1)!=op(e0,e3).
% 2.44/2.66  op(e0,e2)!=op(e0,e3).
% 2.44/2.66  op(e1,e0)!=op(e1,e1).
% 2.44/2.66  op(e1,e0)!=op(e1,e2).
% 2.44/2.66  op(e1,e0)!=op(e1,e3).
% 2.44/2.66  op(e1,e1)!=op(e1,e2).
% 2.44/2.66  op(e1,e1)!=op(e1,e3).
% 2.44/2.66  op(e1,e2)!=op(e1,e3).
% 2.44/2.66  op(e2,e0)!=op(e2,e1).
% 2.44/2.66  op(e2,e0)!=op(e2,e2).
% 2.44/2.66  op(e2,e0)!=op(e2,e3).
% 2.44/2.66  op(e2,e1)!=op(e2,e2).
% 2.44/2.66  op(e2,e1)!=op(e2,e3).
% 2.44/2.66  op(e2,e2)!=op(e2,e3).
% 2.44/2.66  op(e3,e0)!=op(e3,e1).
% 2.44/2.66  op(e3,e0)!=op(e3,e2).
% 2.44/2.66  op(e3,e0)!=op(e3,e3).
% 2.44/2.66  op(e3,e1)!=op(e3,e2).
% 2.44/2.66  op(e3,e1)!=op(e3,e3).
% 2.44/2.66  op(e3,e2)!=op(e3,e3).
% 2.44/2.66  e0!=e1.
% 2.44/2.66  e0!=e2.
% 2.44/2.66  e0!=e3.
% 2.44/2.66  e1!=e2.
% 2.44/2.66  e1!=e3.
% 2.44/2.66  e2!=e3.
% 2.44/2.66  -(op(e0,e0)=e0&op(e1,e1)=e0&op(e2,e2)=e0&op(e3,e3)=e0|op(e0,e0)=e1&op(e1,e1)=e1&op(e2,e2)=e1&op(e3,e3)=e1|op(e0,e0)=e2&op(e1,e1)=e2&op(e2,e2)=e2&op(e3,e3)=e2|op(e0,e0)=e3&op(e1,e1)=e3&op(e2,e2)=e3&op(e3,e3)=e3).
% 2.44/2.66  -(e0=op(e1,op(e1,op(e1,e1)))&e2=op(e1,op(e1,e1))&e3=op(e1,e1)).
% 2.44/2.66  -(e0=op(e1,op(e1,op(e1,e1)))&e3=op(e1,op(e1,e1))&e2=op(e1,e1)).
% 2.44/2.66  -(e0=op(e2,op(e2,op(e2,e2)))&e1=op(e2,op(e2,e2))&e3=op(e2,e2)).
% 2.44/2.66  -(e0=op(e2,op(e2,op(e2,e2)))&e3=op(e2,op(e2,e2))&e1=op(e2,e2)).
% 2.44/2.66  -(e0=op(e3,op(e3,op(e3,e3)))&e1=op(e3,op(e3,e3))&e2=op(e3,e3)).
% 2.44/2.66  -(e0=op(e3,op(e3,op(e3,e3)))&e2=op(e3,op(e3,e3))&e1=op(e3,e3)).
% 2.44/2.66  -(e1=op(e0,op(e0,op(e0,e0)))&e2=op(e0,op(e0,e0))&e3=op(e0,e0)).
% 2.44/2.66  -(e1=op(e0,op(e0,op(e0,e0)))&e3=op(e0,op(e0,e0))&e2=op(e0,e0)).
% 2.44/2.66  -(e1=op(e2,op(e2,op(e2,e2)))&e0=op(e2,op(e2,e2))&e3=op(e2,e2)).
% 2.44/2.66  -(e1=op(e2,op(e2,op(e2,e2)))&e3=op(e2,op(e2,e2))&e0=op(e2,e2)).
% 2.44/2.66  -(e1=op(e3,op(e3,op(e3,e3)))&e0=op(e3,op(e3,e3))&e2=op(e3,e3)).
% 2.44/2.66  -(e1=op(e3,op(e3,op(e3,e3)))&e2=op(e3,op(e3,e3))&e0=op(e3,e3)).
% 2.44/2.66  -(e2=op(e0,op(e0,op(e0,e0)))&e1=op(e0,op(e0,e0))&e3=op(e0,e0)).
% 2.44/2.66  -(e2=op(e0,op(e0,op(e0,e0)))&e3=op(e0,op(e0,e0))&e1=op(e0,e0)).
% 2.44/2.66  -(e2=op(e1,op(e1,op(e1,e1)))&e0=op(e1,op(e1,e1))&e3=op(e1,e1)).
% 2.44/2.66  -(e2=op(e1,op(e1,op(e1,e1)))&e3=op(e1,op(e1,e1))&e0=op(e1,e1)).
% 2.44/2.66  -(e2=op(e3,op(e3,op(e3,e3)))&e0=op(e3,op(e3,e3))&e1=op(e3,e3)).
% 2.44/2.66  -(e2=op(e3,op(e3,op(e3,e3)))&e1=op(e3,op(e3,e3))&e0=op(e3,e3)).
% 2.44/2.66  -(e3=op(e0,op(e0,op(e0,e0)))&e1=op(e0,op(e0,e0))&e2=op(e0,e0)).
% 2.44/2.66  -(e3=op(e0,op(e0,op(e0,e0)))&e2=op(e0,op(e0,e0))&e1=op(e0,e0)).
% 2.44/2.66  -(e3=op(e1,op(e1,op(e1,e1)))&e0=op(e1,op(e1,e1))&e2=op(e1,e1)).
% 2.44/2.66  -(e3=op(e1,op(e1,op(e1,e1)))&e2=op(e1,op(e1,e1))&e0=op(e1,e1)).
% 2.44/2.66  -(e3=op(e2,op(e2,op(e2,e2)))&e0=op(e2,op(e2,e2))&e1=op(e2,e2)).
% 2.44/2.66  -(e3=op(e2,op(e2,op(e2,e2)))&e1=op(e2,op(e2,e2))&e0=op(e2,e2)).
% 2.44/2.66  end_of_list.
% 2.44/2.66  
% 2.44/2.66  -------> usable clausifies to:
% 2.44/2.66  
% 2.44/2.66  list(usable).
% 2.44/2.66  0 [] A=A.
% 2.44/2.66  0 [] op(e0,e0)=e0|op(e0,e0)=e1|op(e0,e0)=e2|op(e0,e0)=e3.
% 2.44/2.66  0 [] op(e0,e1)=e0|op(e0,e1)=e1|op(e0,e1)=e2|op(e0,e1)=e3.
% 2.44/2.66  0 [] op(e0,e2)=e0|op(e0,e2)=e1|op(e0,e2)=e2|op(e0,e2)=e3.
% 2.44/2.66  0 [] op(e0,e3)=e0|op(e0,e3)=e1|op(e0,e3)=e2|op(e0,e3)=e3.
% 2.44/2.66  0 [] op(e1,e0)=e0|op(e1,e0)=e1|op(e1,e0)=e2|op(e1,e0)=e3.
% 2.44/2.66  0 [] op(e1,e1)=e0|op(e1,e1)=e1|op(e1,e1)=e2|op(e1,e1)=e3.
% 2.44/2.66  0 [] op(e1,e2)=e0|op(e1,e2)=e1|op(e1,e2)=e2|op(e1,e2)=e3.
% 2.44/2.66  0 [] op(e1,e3)=e0|op(e1,e3)=e1|op(e1,e3)=e2|op(e1,e3)=e3.
% 2.44/2.66  0 [] op(e2,e0)=e0|op(e2,e0)=e1|op(e2,e0)=e2|op(e2,e0)=e3.
% 2.44/2.66  0 [] op(e2,e1)=e0|op(e2,e1)=e1|op(e2,e1)=e2|op(e2,e1)=e3.
% 2.44/2.66  0 [] op(e2,e2)=e0|op(e2,e2)=e1|op(e2,e2)=e2|op(e2,e2)=e3.
% 2.44/2.66  0 [] op(e2,e3)=e0|op(e2,e3)=e1|op(e2,e3)=e2|op(e2,e3)=e3.
% 2.44/2.66  0 [] op(e3,e0)=e0|op(e3,e0)=e1|op(e3,e0)=e2|op(e3,e0)=e3.
% 2.44/2.66  0 [] op(e3,e1)=e0|op(e3,e1)=e1|op(e3,e1)=e2|op(e3,e1)=e3.
% 2.44/2.66  0 [] op(e3,e2)=e0|op(e3,e2)=e1|op(e3,e2)=e2|op(e3,e2)=e3.
% 2.44/2.66  0 [] op(e3,e3)=e0|op(e3,e3)=e1|op(e3,e3)=e2|op(e3,e3)=e3.
% 2.44/2.66  0 [] op(unit,e0)=e0.
% 2.44/2.66  0 [] op(e0,unit)=e0.
% 2.44/2.66  0 [] op(unit,e1)=e1.
% 2.44/2.66  0 [] op(e1,unit)=e1.
% 2.44/2.66  0 [] op(unit,e2)=e2.
% 2.44/2.66  0 [] op(e2,unit)=e2.
% 2.44/2.66  0 [] op(unit,e3)=e3.
% 2.44/2.66  0 [] op(e3,unit)=e3.
% 2.44/2.66  0 [] unit=e0|unit=e1|unit=e2|unit=e3.
% 2.44/2.66  0 [] op(e0,e0)=e0|op(e0,e1)=e0|op(e0,e2)=e0|op(e0,e3)=e0.
% 2.44/2.66  0 [] op(e0,e0)=e0|op(e1,e0)=e0|op(e2,e0)=e0|op(e3,e0)=e0.
% 2.44/2.66  0 [] op(e0,e0)=e1|op(e0,e1)=e1|op(e0,e2)=e1|op(e0,e3)=e1.
% 2.44/2.66  0 [] op(e0,e0)=e1|op(e1,e0)=e1|op(e2,e0)=e1|op(e3,e0)=e1.
% 2.44/2.66  0 [] op(e0,e0)=e2|op(e0,e1)=e2|op(e0,e2)=e2|op(e0,e3)=e2.
% 2.44/2.66  0 [] op(e0,e0)=e2|op(e1,e0)=e2|op(e2,e0)=e2|op(e3,e0)=e2.
% 2.44/2.66  0 [] op(e0,e0)=e3|op(e0,e1)=e3|op(e0,e2)=e3|op(e0,e3)=e3.
% 2.44/2.66  0 [] op(e0,e0)=e3|op(e1,e0)=e3|op(e2,e0)=e3|op(e3,e0)=e3.
% 2.44/2.66  0 [] op(e1,e0)=e0|op(e1,e1)=e0|op(e1,e2)=e0|op(e1,e3)=e0.
% 2.44/2.66  0 [] op(e0,e1)=e0|op(e1,e1)=e0|op(e2,e1)=e0|op(e3,e1)=e0.
% 2.44/2.66  0 [] op(e1,e0)=e1|op(e1,e1)=e1|op(e1,e2)=e1|op(e1,e3)=e1.
% 2.44/2.66  0 [] op(e0,e1)=e1|op(e1,e1)=e1|op(e2,e1)=e1|op(e3,e1)=e1.
% 2.44/2.66  0 [] op(e1,e0)=e2|op(e1,e1)=e2|op(e1,e2)=e2|op(e1,e3)=e2.
% 2.44/2.66  0 [] op(e0,e1)=e2|op(e1,e1)=e2|op(e2,e1)=e2|op(e3,e1)=e2.
% 2.44/2.66  0 [] op(e1,e0)=e3|op(e1,e1)=e3|op(e1,e2)=e3|op(e1,e3)=e3.
% 2.44/2.66  0 [] op(e0,e1)=e3|op(e1,e1)=e3|op(e2,e1)=e3|op(e3,e1)=e3.
% 2.44/2.66  0 [] op(e2,e0)=e0|op(e2,e1)=e0|op(e2,e2)=e0|op(e2,e3)=e0.
% 2.44/2.66  0 [] op(e0,e2)=e0|op(e1,e2)=e0|op(e2,e2)=e0|op(e3,e2)=e0.
% 2.44/2.66  0 [] op(e2,e0)=e1|op(e2,e1)=e1|op(e2,e2)=e1|op(e2,e3)=e1.
% 2.44/2.66  0 [] op(e0,e2)=e1|op(e1,e2)=e1|op(e2,e2)=e1|op(e3,e2)=e1.
% 2.44/2.66  0 [] op(e2,e0)=e2|op(e2,e1)=e2|op(e2,e2)=e2|op(e2,e3)=e2.
% 2.44/2.66  0 [] op(e0,e2)=e2|op(e1,e2)=e2|op(e2,e2)=e2|op(e3,e2)=e2.
% 2.44/2.66  0 [] op(e2,e0)=e3|op(e2,e1)=e3|op(e2,e2)=e3|op(e2,e3)=e3.
% 2.44/2.66  0 [] op(e0,e2)=e3|op(e1,e2)=e3|op(e2,e2)=e3|op(e3,e2)=e3.
% 2.44/2.66  0 [] op(e3,e0)=e0|op(e3,e1)=e0|op(e3,e2)=e0|op(e3,e3)=e0.
% 2.44/2.66  0 [] op(e0,e3)=e0|op(e1,e3)=e0|op(e2,e3)=e0|op(e3,e3)=e0.
% 2.44/2.66  0 [] op(e3,e0)=e1|op(e3,e1)=e1|op(e3,e2)=e1|op(e3,e3)=e1.
% 2.44/2.66  0 [] op(e0,e3)=e1|op(e1,e3)=e1|op(e2,e3)=e1|op(e3,e3)=e1.
% 2.44/2.66  0 [] op(e3,e0)=e2|op(e3,e1)=e2|op(e3,e2)=e2|op(e3,e3)=e2.
% 2.44/2.66  0 [] op(e0,e3)=e2|op(e1,e3)=e2|op(e2,e3)=e2|op(e3,e3)=e2.
% 2.44/2.66  0 [] op(e3,e0)=e3|op(e3,e1)=e3|op(e3,e2)=e3|op(e3,e3)=e3.
% 2.44/2.66  0 [] op(e0,e3)=e3|op(e1,e3)=e3|op(e2,e3)=e3|op(e3,e3)=e3.
% 2.44/2.66  0 [] op(e0,e0)!=op(e1,e0).
% 2.44/2.66  0 [] op(e0,e0)!=op(e2,e0).
% 2.44/2.66  0 [] op(e0,e0)!=op(e3,e0).
% 2.44/2.66  0 [] op(e1,e0)!=op(e2,e0).
% 2.44/2.66  0 [] op(e1,e0)!=op(e3,e0).
% 2.44/2.66  0 [] op(e2,e0)!=op(e3,e0).
% 2.44/2.66  0 [] op(e0,e1)!=op(e1,e1).
% 2.44/2.66  0 [] op(e0,e1)!=op(e2,e1).
% 2.44/2.66  0 [] op(e0,e1)!=op(e3,e1).
% 2.44/2.66  0 [] op(e1,e1)!=op(e2,e1).
% 2.44/2.66  0 [] op(e1,e1)!=op(e3,e1).
% 2.44/2.66  0 [] op(e2,e1)!=op(e3,e1).
% 2.44/2.66  0 [] op(e0,e2)!=op(e1,e2).
% 2.44/2.66  0 [] op(e0,e2)!=op(e2,e2).
% 2.44/2.66  0 [] op(e0,e2)!=op(e3,e2).
% 2.44/2.66  0 [] op(e1,e2)!=op(e2,e2).
% 2.44/2.66  0 [] op(e1,e2)!=op(e3,e2).
% 2.44/2.66  0 [] op(e2,e2)!=op(e3,e2).
% 2.44/2.66  0 [] op(e0,e3)!=op(e1,e3).
% 2.44/2.66  0 [] op(e0,e3)!=op(e2,e3).
% 2.44/2.66  0 [] op(e0,e3)!=op(e3,e3).
% 2.44/2.66  0 [] op(e1,e3)!=op(e2,e3).
% 2.44/2.66  0 [] op(e1,e3)!=op(e3,e3).
% 2.44/2.66  0 [] op(e2,e3)!=op(e3,e3).
% 2.44/2.66  0 [] op(e0,e0)!=op(e0,e1).
% 2.44/2.66  0 [] op(e0,e0)!=op(e0,e2).
% 2.44/2.66  0 [] op(e0,e0)!=op(e0,e3).
% 2.44/2.66  0 [] op(e0,e1)!=op(e0,e2).
% 2.44/2.66  0 [] op(e0,e1)!=op(e0,e3).
% 2.44/2.66  0 [] op(e0,e2)!=op(e0,e3).
% 2.44/2.66  0 [] op(e1,e0)!=op(e1,e1).
% 2.44/2.66  0 [] op(e1,e0)!=op(e1,e2).
% 2.44/2.66  0 [] op(e1,e0)!=op(e1,e3).
% 2.44/2.66  0 [] op(e1,e1)!=op(e1,e2).
% 2.44/2.66  0 [] op(e1,e1)!=op(e1,e3).
% 2.44/2.66  0 [] op(e1,e2)!=op(e1,e3).
% 2.44/2.66  0 [] op(e2,e0)!=op(e2,e1).
% 2.44/2.66  0 [] op(e2,e0)!=op(e2,e2).
% 2.44/2.66  0 [] op(e2,e0)!=op(e2,e3).
% 2.44/2.66  0 [] op(e2,e1)!=op(e2,e2).
% 2.44/2.66  0 [] op(e2,e1)!=op(e2,e3).
% 2.44/2.66  0 [] op(e2,e2)!=op(e2,e3).
% 2.44/2.66  0 [] op(e3,e0)!=op(e3,e1).
% 2.44/2.66  0 [] op(e3,e0)!=op(e3,e2).
% 2.44/2.66  0 [] op(e3,e0)!=op(e3,e3).
% 2.44/2.66  0 [] op(e3,e1)!=op(e3,e2).
% 2.44/2.66  0 [] op(e3,e1)!=op(e3,e3).
% 2.44/2.66  0 [] op(e3,e2)!=op(e3,e3).
% 2.44/2.66  0 [] e0!=e1.
% 2.44/2.66  0 [] e0!=e2.
% 2.44/2.66  0 [] e0!=e3.
% 2.44/2.66  0 [] e1!=e2.
% 2.44/2.66  0 [] e1!=e3.
% 2.44/2.66  0 [] e2!=e3.
% 2.44/2.66  0 [] op(e0,e0)!=e0|op(e1,e1)!=e0|op(e2,e2)!=e0|op(e3,e3)!=e0.
% 2.44/2.66  0 [] op(e0,e0)!=e1|op(e1,e1)!=e1|op(e2,e2)!=e1|op(e3,e3)!=e1.
% 2.44/2.66  0 [] op(e0,e0)!=e2|op(e1,e1)!=e2|op(e2,e2)!=e2|op(e3,e3)!=e2.
% 2.44/2.66  0 [] op(e0,e0)!=e3|op(e1,e1)!=e3|op(e2,e2)!=e3|op(e3,e3)!=e3.
% 2.44/2.66  0 [] e0!=op(e1,op(e1,op(e1,e1)))|e2!=op(e1,op(e1,e1))|e3!=op(e1,e1).
% 2.44/2.66  0 [] e0!=op(e1,op(e1,op(e1,e1)))|e3!=op(e1,op(e1,e1))|e2!=op(e1,e1).
% 2.44/2.66  0 [] e0!=op(e2,op(e2,op(e2,e2)))|e1!=op(e2,op(e2,e2))|e3!=op(e2,e2).
% 2.44/2.66  0 [] e0!=op(e2,op(e2,op(e2,e2)))|e3!=op(e2,op(e2,e2))|e1!=op(e2,e2).
% 2.44/2.66  0 [] e0!=op(e3,op(e3,op(e3,e3)))|e1!=op(e3,op(e3,e3))|e2!=op(e3,e3).
% 2.44/2.66  0 [] e0!=op(e3,op(e3,op(e3,e3)))|e2!=op(e3,op(e3,e3))|e1!=op(e3,e3).
% 2.44/2.66  0 [] e1!=op(e0,op(e0,op(e0,e0)))|e2!=op(e0,op(e0,e0))|e3!=op(e0,e0).
% 2.44/2.66  0 [] e1!=op(e0,op(e0,op(e0,e0)))|e3!=op(e0,op(e0,e0))|e2!=op(e0,e0).
% 2.44/2.66  0 [] e1!=op(e2,op(e2,op(e2,e2)))|e0!=op(e2,op(e2,e2))|e3!=op(e2,e2).
% 2.44/2.66  0 [] e1!=op(e2,op(e2,op(e2,e2)))|e3!=op(e2,op(e2,e2))|e0!=op(e2,e2).
% 2.44/2.66  0 [] e1!=op(e3,op(e3,op(e3,e3)))|e0!=op(e3,op(e3,e3))|e2!=op(e3,e3).
% 2.44/2.66  0 [] e1!=op(e3,op(e3,op(e3,e3)))|e2!=op(e3,op(e3,e3))|e0!=op(e3,e3).
% 2.44/2.66  0 [] e2!=op(e0,op(e0,op(e0,e0)))|e1!=op(e0,op(e0,e0))|e3!=op(e0,e0).
% 2.44/2.66  0 [] e2!=op(e0,op(e0,op(e0,e0)))|e3!=op(e0,op(e0,e0))|e1!=op(e0,e0).
% 2.44/2.66  0 [] e2!=op(e1,op(e1,op(e1,e1)))|e0!=op(e1,op(e1,e1))|e3!=op(e1,e1).
% 2.44/2.66  0 [] e2!=op(e1,op(e1,op(e1,e1)))|e3!=op(e1,op(e1,e1))|e0!=op(e1,e1).
% 2.44/2.66  0 [] e2!=op(e3,op(e3,op(e3,e3)))|e0!=op(e3,op(e3,e3))|e1!=op(e3,e3).
% 2.44/2.66  0 [] e2!=op(e3,op(e3,op(e3,e3)))|e1!=op(e3,op(e3,e3))|e0!=op(e3,e3).
% 2.44/2.66  0 [] e3!=op(e0,op(e0,op(e0,e0)))|e1!=op(e0,op(e0,e0))|e2!=op(e0,e0).
% 2.44/2.66  0 [] e3!=op(e0,op(e0,op(e0,e0)))|e2!=op(e0,op(e0,e0))|e1!=op(e0,e0).
% 2.44/2.66  0 [] e3!=op(e1,op(e1,op(e1,e1)))|e0!=op(e1,op(e1,e1))|e2!=op(e1,e1).
% 2.44/2.66  0 [] e3!=op(e1,op(e1,op(e1,e1)))|e2!=op(e1,op(e1,e1))|e0!=op(e1,e1).
% 2.44/2.66  0 [] e3!=op(e2,op(e2,op(e2,e2)))|e0!=op(e2,op(e2,e2))|e1!=op(e2,e2).
% 2.44/2.66  0 [] e3!=op(e2,op(e2,op(e2,e2)))|e1!=op(e2,op(e2,e2))|e0!=op(e2,e2).
% 2.44/2.66  end_of_list.
% 2.44/2.66  
% 2.44/2.66  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=4.
% 2.44/2.66  
% 2.44/2.66  This ia a non-Horn set with equality.  The strategy will be
% 2.44/2.66  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 2.44/2.66  deletion, with positive clauses in sos and nonpositive
% 2.44/2.66  clauses in usable.
% 2.44/2.66  
% 2.44/2.66     dependent: set(knuth_bendix).
% 2.44/2.66     dependent: set(anl_eq).
% 2.44/2.66     dependent: set(para_from).
% 2.44/2.66     dependent: set(para_into).
% 2.44/2.66     dependent: clear(para_from_right).
% 2.44/2.66     dependent: clear(para_into_right).
% 2.44/2.66     dependent: set(para_from_vars).
% 2.44/2.66     dependent: set(eq_units_both_ways).
% 2.44/2.66     dependent: set(dynamic_demod_all).
% 2.44/2.66     dependent: set(dynamic_demod).
% 2.44/2.66     dependent: set(order_eq).
% 2.44/2.66     dependent: set(back_demod).
% 2.44/2.66     dependent: set(lrpo).
% 2.44/2.66     dependent: set(hyper_res).
% 2.44/2.66     dependent: set(unit_deletion).
% 2.44/2.66     dependent: set(factor).
% 2.44/2.66  
% 2.44/2.66  ------------> process usable:
% 2.44/2.66  ** KEPT (pick-wt=7): 2 [copy,1,flip.1] op(e1,e0)!=op(e0,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 4 [copy,3,flip.1] op(e2,e0)!=op(e0,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 6 [copy,5,flip.1] op(e3,e0)!=op(e0,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 8 [copy,7,flip.1] op(e2,e0)!=op(e1,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 10 [copy,9,flip.1] op(e3,e0)!=op(e1,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 12 [copy,11,flip.1] op(e3,e0)!=op(e2,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 14 [copy,13,flip.1] op(e1,e1)!=op(e0,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 16 [copy,15,flip.1] op(e2,e1)!=op(e0,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 18 [copy,17,flip.1] op(e3,e1)!=op(e0,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 20 [copy,19,flip.1] op(e2,e1)!=op(e1,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 22 [copy,21,flip.1] op(e3,e1)!=op(e1,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 24 [copy,23,flip.1] op(e3,e1)!=op(e2,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 26 [copy,25,flip.1] op(e1,e2)!=op(e0,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 28 [copy,27,flip.1] op(e2,e2)!=op(e0,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 30 [copy,29,flip.1] op(e3,e2)!=op(e0,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 32 [copy,31,flip.1] op(e2,e2)!=op(e1,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 34 [copy,33,flip.1] op(e3,e2)!=op(e1,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 36 [copy,35,flip.1] op(e3,e2)!=op(e2,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 38 [copy,37,flip.1] op(e1,e3)!=op(e0,e3).
% 2.44/2.66  ** KEPT (pick-wt=7): 40 [copy,39,flip.1] op(e2,e3)!=op(e0,e3).
% 2.44/2.66  ** KEPT (pick-wt=7): 42 [copy,41,flip.1] op(e3,e3)!=op(e0,e3).
% 2.44/2.66  ** KEPT (pick-wt=7): 44 [copy,43,flip.1] op(e2,e3)!=op(e1,e3).
% 2.44/2.66  ** KEPT (pick-wt=7): 46 [copy,45,flip.1] op(e3,e3)!=op(e1,e3).
% 2.44/2.66  ** KEPT (pick-wt=7): 48 [copy,47,flip.1] op(e3,e3)!=op(e2,e3).
% 2.44/2.66  ** KEPT (pick-wt=7): 50 [copy,49,flip.1] op(e0,e1)!=op(e0,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 52 [copy,51,flip.1] op(e0,e2)!=op(e0,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 54 [copy,53,flip.1] op(e0,e3)!=op(e0,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 56 [copy,55,flip.1] op(e0,e2)!=op(e0,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 58 [copy,57,flip.1] op(e0,e3)!=op(e0,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 60 [copy,59,flip.1] op(e0,e3)!=op(e0,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 62 [copy,61,flip.1] op(e1,e1)!=op(e1,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 64 [copy,63,flip.1] op(e1,e2)!=op(e1,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 66 [copy,65,flip.1] op(e1,e3)!=op(e1,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 68 [copy,67,flip.1] op(e1,e2)!=op(e1,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 70 [copy,69,flip.1] op(e1,e3)!=op(e1,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 72 [copy,71,flip.1] op(e1,e3)!=op(e1,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 74 [copy,73,flip.1] op(e2,e1)!=op(e2,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 76 [copy,75,flip.1] op(e2,e2)!=op(e2,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 78 [copy,77,flip.1] op(e2,e3)!=op(e2,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 80 [copy,79,flip.1] op(e2,e2)!=op(e2,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 82 [copy,81,flip.1] op(e2,e3)!=op(e2,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 84 [copy,83,flip.1] op(e2,e3)!=op(e2,e2).
% 2.44/2.66  ** KEPT (pick-wt=7): 86 [copy,85,flip.1] op(e3,e1)!=op(e3,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 88 [copy,87,flip.1] op(e3,e2)!=op(e3,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 90 [copy,89,flip.1] op(e3,e3)!=op(e3,e0).
% 2.44/2.66  ** KEPT (pick-wt=7): 92 [copy,91,flip.1] op(e3,e2)!=op(e3,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 94 [copy,93,flip.1] op(e3,e3)!=op(e3,e1).
% 2.44/2.66  ** KEPT (pick-wt=7): 96 [copy,95,flip.1] op(e3,e3)!=op(e3,e2).
% 2.44/2.66  ** KEPT (pick-wt=3): 98 [copy,97,flip.1] e1!=e0.
% 2.44/2.66  ** KEPT (pick-wt=3): 100 [copy,99,flip.1] e2!=e0.
% 2.44/2.66  ** KEPT (pick-wt=3): 102 [copy,101,flip.1] e3!=e0.
% 2.44/2.66  ** KEPT (pick-wt=3): 104 [copy,103,flip.1] e2!=e1.
% 2.44/2.66  ** KEPT (pick-wt=3): 106 [copy,105,flip.1] e3!=e1.
% 2.44/2.66  ** KEPT (pick-wt=3): 108 [copy,107,flip.1] e3!=e2.
% 2.44/2.66  ** KEPT (pick-wt=20): 109 [] op(e0,e0)!=e0|op(e1,e1)!=e0|op(e2,e2)!=e0|op(e3,e3)!=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 110 [] op(e0,e0)!=e1|op(e1,e1)!=e1|op(e2,e2)!=e1|op(e3,e3)!=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 111 [] op(e0,e0)!=e2|op(e1,e1)!=e2|op(e2,e2)!=e2|op(e3,e3)!=e2.
% 2.44/2.66  ** KEPT (pick-wt=20): 112 [] op(e0,e0)!=e3|op(e1,e1)!=e3|op(e2,e2)!=e3|op(e3,e3)!=e3.
% 2.44/2.66  ** KEPT (pick-wt=21): 114 [copy,113,flip.1,flip.2,flip.3] op(e1,op(e1,op(e1,e1)))!=e0|op(e1,op(e1,e1))!=e2|op(e1,e1)!=e3.
% 2.44/2.66  ** KEPT (pick-wt=21): 116 [copy,115,flip.1,flip.2,flip.3] op(e1,op(e1,op(e1,e1)))!=e0|op(e1,op(e1,e1))!=e3|op(e1,e1)!=e2.
% 2.44/2.66  ** KEPT (pick-wt=21): 118 [copy,117,flip.1,flip.2,flip.3] op(e2,op(e2,op(e2,e2)))!=e0|op(e2,op(e2,e2))!=e1|op(e2,e2)!=e3.
% 2.44/2.66  ** KEPT (pick-wt=21): 120 [copy,119,flip.1,flip.2,flip.3] op(e2,op(e2,op(e2,e2)))!=e0|op(e2,op(e2,e2))!=e3|op(e2,e2)!=e1.
% 2.44/2.66  ** KEPT (pick-wt=21): 122 [copy,121,flip.1,flip.2,flip.3] op(e3,op(e3,op(e3,e3)))!=e0|op(e3,op(e3,e3))!=e1|op(e3,e3)!=e2.
% 2.44/2.66  ** KEPT (pick-wt=21): 124 [copy,123,flip.1,flip.2,flip.3] op(e3,op(e3,op(e3,e3)))!=e0|op(e3,op(e3,e3))!=e2|op(e3,e3)!=e1.
% 2.44/2.66  ** KEPT (pick-wt=21): 126 [copy,125,flip.1,flip.2,flip.3] op(e0,op(e0,op(e0,e0)))!=e1|op(e0,op(e0,e0))!=e2|op(e0,e0)!=e3.
% 2.44/2.66  ** KEPT (pick-wt=21): 128 [copy,127,flip.1,flip.2,flip.3] op(e0,op(e0,op(e0,e0)))!=e1|op(e0,op(e0,e0))!=e3|op(e0,e0)!=e2.
% 2.44/2.66  ** KEPT (pick-wt=21): 130 [copy,129,flip.1,flip.2,flip.3] op(e2,op(e2,op(e2,e2)))!=e1|op(e2,op(e2,e2))!=e0|op(e2,e2)!=e3.
% 2.44/2.66  ** KEPT (pick-wt=21): 132 [copy,131,flip.1,flip.2,flip.3] op(e2,op(e2,op(e2,e2)))!=e1|op(e2,op(e2,e2))!=e3|op(e2,e2)!=e0.
% 2.44/2.66  ** KEPT (pick-wt=21): 134 [copy,133,flip.1,flip.2,flip.3] op(e3,op(e3,op(e3,e3)))!=e1|op(e3,op(e3,e3))!=e0|op(e3,e3)!=e2.
% 2.44/2.66  ** KEPT (pick-wt=21): 136 [copy,135,flip.1,flip.2,flip.3] op(e3,op(e3,op(e3,e3)))!=e1|op(e3,op(e3,e3))!=e2|op(e3,e3)!=e0.
% 2.44/2.66  ** KEPT (pick-wt=21): 138 [copy,137,flip.1,flip.2,flip.3] op(e0,op(e0,op(e0,e0)))!=e2|op(e0,op(e0,e0))!=e1|op(e0,e0)!=e3.
% 2.44/2.66  ** KEPT (pick-wt=21): 140 [copy,139,flip.1,flip.2,flip.3] op(e0,op(e0,op(e0,e0)))!=e2|op(e0,op(e0,e0))!=e3|op(e0,e0)!=e1.
% 2.44/2.66  ** KEPT (pick-wt=21): 142 [copy,141,flip.1,flip.2,flip.3] op(e1,op(e1,op(e1,e1)))!=e2|op(e1,op(e1,e1))!=e0|op(e1,e1)!=e3.
% 2.44/2.66  ** KEPT (pick-wt=21): 144 [copy,143,flip.1,flip.2,flip.3] op(e1,op(e1,op(e1,e1)))!=e2|op(e1,op(e1,e1))!=e3|op(e1,e1)!=e0.
% 2.44/2.66  ** KEPT (pick-wt=21): 146 [copy,145,flip.1,flip.2,flip.3] op(e3,op(e3,op(e3,e3)))!=e2|op(e3,op(e3,e3))!=e0|op(e3,e3)!=e1.
% 2.44/2.66  ** KEPT (pick-wt=21): 148 [copy,147,flip.1,flip.2,flip.3] op(e3,op(e3,op(e3,e3)))!=e2|op(e3,op(e3,e3))!=e1|op(e3,e3)!=e0.
% 2.44/2.66  ** KEPT (pick-wt=21): 150 [copy,149,flip.1,flip.2,flip.3] op(e0,op(e0,op(e0,e0)))!=e3|op(e0,op(e0,e0))!=e1|op(e0,e0)!=e2.
% 2.44/2.66  ** KEPT (pick-wt=21): 152 [copy,151,flip.1,flip.2,flip.3] op(e0,op(e0,op(e0,e0)))!=e3|op(e0,op(e0,e0))!=e2|op(e0,e0)!=e1.
% 2.44/2.66  ** KEPT (pick-wt=21): 154 [copy,153,flip.1,flip.2,flip.3] op(e1,op(e1,op(e1,e1)))!=e3|op(e1,op(e1,e1))!=e0|op(e1,e1)!=e2.
% 2.44/2.66  ** KEPT (pick-wt=21): 156 [copy,155,flip.1,flip.2,flip.3] op(e1,op(e1,op(e1,e1)))!=e3|op(e1,op(e1,e1))!=e2|op(e1,e1)!=e0.
% 2.44/2.66  ** KEPT (pick-wt=21): 158 [copy,157,flip.1,flip.2,flip.3] op(e2,op(e2,op(e2,e2)))!=e3|op(e2,op(e2,e2))!=e0|op(e2,e2)!=e1.
% 2.44/2.66  ** KEPT (pick-wt=21): 160 [copy,159,flip.1,flip.2,flip.3] op(e2,op(e2,op(e2,e2)))!=e3|op(e2,op(e2,e2))!=e1|op(e2,e2)!=e0.
% 2.44/2.66  
% 2.44/2.66  ------------> process sos:
% 2.44/2.66  ** KEPT (pick-wt=3): 161 [] A=A.
% 2.44/2.66  ** KEPT (pick-wt=20): 162 [] op(e0,e0)=e0|op(e0,e0)=e1|op(e0,e0)=e2|op(e0,e0)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 163 [] op(e0,e1)=e0|op(e0,e1)=e1|op(e0,e1)=e2|op(e0,e1)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 164 [] op(e0,e2)=e0|op(e0,e2)=e1|op(e0,e2)=e2|op(e0,e2)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 165 [] op(e0,e3)=e0|op(e0,e3)=e1|op(e0,e3)=e2|op(e0,e3)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 166 [] op(e1,e0)=e0|op(e1,e0)=e1|op(e1,e0)=e2|op(e1,e0)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 167 [] op(e1,e1)=e0|op(e1,e1)=e1|op(e1,e1)=e2|op(e1,e1)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 168 [] op(e1,e2)=e0|op(e1,e2)=e1|op(e1,e2)=e2|op(e1,e2)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 169 [] op(e1,e3)=e0|op(e1,e3)=e1|op(e1,e3)=e2|op(e1,e3)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 170 [] op(e2,e0)=e0|op(e2,e0)=e1|op(e2,e0)=e2|op(e2,e0)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 171 [] op(e2,e1)=e0|op(e2,e1)=e1|op(e2,e1)=e2|op(e2,e1)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 172 [] op(e2,e2)=e0|op(e2,e2)=e1|op(e2,e2)=e2|op(e2,e2)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 173 [] op(e2,e3)=e0|op(e2,e3)=e1|op(e2,e3)=e2|op(e2,e3)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 174 [] op(e3,e0)=e0|op(e3,e0)=e1|op(e3,e0)=e2|op(e3,e0)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 175 [] op(e3,e1)=e0|op(e3,e1)=e1|op(e3,e1)=e2|op(e3,e1)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 176 [] op(e3,e2)=e0|op(e3,e2)=e1|op(e3,e2)=e2|op(e3,e2)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 177 [] op(e3,e3)=e0|op(e3,e3)=e1|op(e3,e3)=e2|op(e3,e3)=e3.
% 2.44/2.66  ** KEPT (pick-wt=5): 178 [] op(unit,e0)=e0.
% 2.44/2.66  ---> New Demodulator: 179 [new_demod,178] op(unit,e0)=e0.
% 2.44/2.66  ** KEPT (pick-wt=5): 180 [] op(e0,unit)=e0.
% 2.44/2.66  ---> New Demodulator: 181 [new_demod,180] op(e0,unit)=e0.
% 2.44/2.66  ** KEPT (pick-wt=5): 182 [] op(unit,e1)=e1.
% 2.44/2.66  ---> New Demodulator: 183 [new_demod,182] op(unit,e1)=e1.
% 2.44/2.66  ** KEPT (pick-wt=5): 184 [] op(e1,unit)=e1.
% 2.44/2.66  ---> New Demodulator: 185 [new_demod,184] op(e1,unit)=e1.
% 2.44/2.66  ** KEPT (pick-wt=5): 186 [] op(unit,e2)=e2.
% 2.44/2.66  ---> New Demodulator: 187 [new_demod,186] op(unit,e2)=e2.
% 2.44/2.66  ** KEPT (pick-wt=5): 188 [] op(e2,unit)=e2.
% 2.44/2.66  ---> New Demodulator: 189 [new_demod,188] op(e2,unit)=e2.
% 2.44/2.66  ** KEPT (pick-wt=5): 190 [] op(unit,e3)=e3.
% 2.44/2.66  ---> New Demodulator: 191 [new_demod,190] op(unit,e3)=e3.
% 2.44/2.66  ** KEPT (pick-wt=5): 192 [] op(e3,unit)=e3.
% 2.44/2.66  ---> New Demodulator: 193 [new_demod,192] op(e3,unit)=e3.
% 2.44/2.66  ** KEPT (pick-wt=12): 194 [] unit=e0|unit=e1|unit=e2|unit=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 195 [] op(e0,e0)=e0|op(e0,e1)=e0|op(e0,e2)=e0|op(e0,e3)=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 196 [] op(e0,e0)=e0|op(e1,e0)=e0|op(e2,e0)=e0|op(e3,e0)=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 197 [] op(e0,e0)=e1|op(e0,e1)=e1|op(e0,e2)=e1|op(e0,e3)=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 198 [] op(e0,e0)=e1|op(e1,e0)=e1|op(e2,e0)=e1|op(e3,e0)=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 199 [] op(e0,e0)=e2|op(e0,e1)=e2|op(e0,e2)=e2|op(e0,e3)=e2.
% 2.44/2.66  ** KEPT (pick-wt=20): 200 [] op(e0,e0)=e2|op(e1,e0)=e2|op(e2,e0)=e2|op(e3,e0)=e2.
% 2.44/2.66  ** KEPT (pick-wt=20): 201 [] op(e0,e0)=e3|op(e0,e1)=e3|op(e0,e2)=e3|op(e0,e3)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 202 [] op(e0,e0)=e3|op(e1,e0)=e3|op(e2,e0)=e3|op(e3,e0)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 203 [] op(e1,e0)=e0|op(e1,e1)=e0|op(e1,e2)=e0|op(e1,e3)=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 204 [] op(e0,e1)=e0|op(e1,e1)=e0|op(e2,e1)=e0|op(e3,e1)=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 205 [] op(e1,e0)=e1|op(e1,e1)=e1|op(e1,e2)=e1|op(e1,e3)=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 206 [] op(e0,e1)=e1|op(e1,e1)=e1|op(e2,e1)=e1|op(e3,e1)=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 207 [] op(e1,e0)=e2|op(e1,e1)=e2|op(e1,e2)=e2|op(e1,e3)=e2.
% 2.44/2.66  ** KEPT (pick-wt=20): 208 [] op(e0,e1)=e2|op(e1,e1)=e2|op(e2,e1)=e2|op(e3,e1)=e2.
% 2.44/2.66  ** KEPT (pick-wt=20): 209 [] op(e1,e0)=e3|op(e1,e1)=e3|op(e1,e2)=e3|op(e1,e3)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 210 [] op(e0,e1)=e3|op(e1,e1)=e3|op(e2,e1)=e3|op(e3,e1)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 211 [] op(e2,e0)=e0|op(e2,e1)=e0|op(e2,e2)=e0|op(e2,e3)=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 212 [] op(e0,e2)=e0|op(e1,e2)=e0|op(e2,e2)=e0|op(e3,e2)=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 213 [] op(e2,e0)=e1|op(e2,e1)=e1|op(e2,e2)=e1|op(e2,e3)=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 214 [] op(e0,e2)=e1|op(e1,e2)=e1|op(e2,e2)=e1|op(e3,e2)=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 215 [] op(e2,e0)=e2|op(e2,e1)=e2|op(e2,e2)=e2|op(e2,e3)=e2.
% 2.44/2.66  ** KEPT (pick-wt=20): 216 [] op(e0,e2)=e2|op(e1,e2)=e2|op(e2,e2)=e2|op(e3,e2)=e2.
% 2.44/2.66  ** KEPT (pick-wt=20): 217 [] op(e2,e0)=e3|op(e2,e1)=e3|op(e2,e2)=e3|op(e2,e3)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 218 [] op(e0,e2)=e3|op(e1,e2)=e3|op(e2,e2)=e3|op(e3,e2)=e3.
% 2.44/2.66  ** KEPT (pick-wt=20): 219 [] op(e3,e0)=e0|op(e3,e1)=e0|op(e3,e2)=e0|op(e3,e3)=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 220 [] op(e0,e3)=e0|op(e1,e3)=e0|op(e2,e3)=e0|op(e3,e3)=e0.
% 2.44/2.66  ** KEPT (pick-wt=20): 221 [] op(e3,e0)=e1|op(e3,e1)=e1|op(e3,e2)=e1|op(e3,e3)=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 222 [] op(e0,e3)=e1|op(e1,e3)=e1|op(e2,e3)=e1|op(e3,e3)=e1.
% 2.44/2.66  ** KEPT (pick-wt=20): 223 [] op(e3,e0)=e2|op(e3,e1)=e2|opAlarm clock 
% 299.89/300.06  Otter interrupted
% 299.89/300.06  PROOF NOT FOUND
%------------------------------------------------------------------------------