%------------------------------------------------------------------------------
% File     : Gandalf---c-2.6
% Problem  : SET168-6 : TPTP v3.4.2. Bugfixed v2.1.0.
% Transfm  : add_equality:r
% Format   : otter:hypothesis:set(auto),clear(print_given)
% Command  : gandalf-wrapper -time %d %s

% Computer : art04.cs.miami.edu
% Model    : i686 unknown
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 1000MB
% OS       : Linux 2.4.22-21mdk-i686-up-4GB
% CPULimit : 600s

% Result   : Unsatisfiable 39.5s
% Output   : Assurance 39.5s
% Verified : 
% SZS Type : None (Parsing solution fails)
% Syntax   : Number of formulae    : 0

% Comments : 
%------------------------------------------------------------------------------
%----NO SOLUTION OUTPUT BY SYSTEM
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 
% Gandalf c-2.6 r1 starting to prove: /home/graph/tptp/TSTP/PreparedTPTP/otter:hypothesis:set(auto),clear(print_given)---add_equality:r/SET/SET168-6+eq_r.in
% Using automatic strategy selection.
% Time limit in seconds: 600
% 
% prove-all-passes started
% 
% detected problem class: neq
% detected subclass: big
% 
% strategies selected: 
% (hyper 28 #f 6 9)
% (binary-unit 28 #f 6 9)
% (binary-double 11 #f 6 9)
% (binary-double 17 #f)
% (binary-double 17 #t)
% (binary 87 #t 6 9)
% (binary-order 28 #f 6 9)
% (binary-posweight-order 58 #f)
% (binary-posweight-lex-big-order 28 #f)
% (binary-posweight-lex-small-order 11 #f)
% (binary-order-sos 28 #t)
% (binary-unit-uniteq 28 #f)
% (binary-weightorder 28 #f)
% (binary-weightorder-sos 17 #f)
% (binary-order 28 #f)
% (hyper-order 17 #f)
% (binary 141 #t)
% 
% 
% **** EMPTY CLAUSE DERIVED ****
% 
% 
% timer checkpoints: c(115,40,1,230,0,1,539620,4,2105,540253,5,2804,540254,1,2806,540254,50,2812,540254,40,2812,540369,0,2812,563602,3,4214)
% 
% 
% START OF PROOF
% 540256 [] -member(X,Y) | -subclass(Y,Z) | member(X,Z).
% 540259 [] subclass(X,universal_class).
% 540277 [] -member(X,intersection(Y,Z)) | member(X,Z).
% 540279 [] -member(X,complement(Y)) | -member(X,Y).
% 540280 [] member(X,complement(Y)) | -member(X,universal_class) | member(X,Y).
% 540281 [] equal(complement(intersection(complement(X),complement(Y))),union(X,Y)).
% 540368 [] member(x,z).
% 540369 [] -member(x,union(y,z)).
% 540382 [binary:540368,540256] -subclass(z,X) | member(x,X).
% 540398 [binary:540259,540382] member(x,universal_class).
% 540563 [binary:540368,540279.2] -member(x,complement(z)).
% 540650 [binary:540563,540277.2] -member(x,intersection(X,complement(z))).
% 541146 [binary:540280.3,540650,cut:540398] member(x,complement(intersection(X,complement(z)))).
% 565987 [para:540281.1.1,541146.1.2,slowcut:540369] contradiction
% END OF PROOF
% 
% Proof found by the following strategy:
% 
% using binary resolution
% not using sos strategy
% using unit paramodulation strategy
% using unit strategy
% using dynamic demodulation
% using ordered paramodulation
% using kb ordering for equality
% preferring bigger arities for lex ordering
% using clause demodulation
% clause length limited to 9
% clause depth limited to 6
% seconds given: 28
% 
% 
% ***GANDALF_FOUND_A_REFUTATION***
% 
% Global statistics over all passes: 
% 
%  given clauses:    2170
%  derived clauses:   685807
%  kept clauses:      102372
%  kept size sum:     274787
%  kept mid-nuclei:   8815
%  kept new demods:   123
%  forw unit-subs:    105164
%  forw double-subs: 13131
%  forw overdouble-subs: 464
%  backward subs:     41
%  fast unit cutoff:  306
%  full unit cutoff:  1
%  dbl  unit cutoff:  22
%  real runtime  :  46.48
%  process. runtime:  46.2
% specific non-discr-tree subsumption statistics: 
%  tried:           17662
%  length fails:    1336
%  strength fails:  30
%  predlist fails:  11692
%  aux str. fails:  107
%  by-lit fails:    3
%  full subs tried: 4446
%  full subs fail:  3988
% 
% ; program args: ("/home/graph/tptp/Systems/Gandalf---c-2.6/gandalf" "-time" "600" "/home/graph/tptp/TSTP/PreparedTPTP/otter:hypothesis:set(auto),clear(print_given)---add_equality:r/SET/SET168-6+eq_r.in")
% 
%------------------------------------------------------------------------------