TSTP Solution File: COL078-1 by Gandalf---c-2.6

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Gandalf---c-2.6
% Problem  : COL078-1 : TPTP v3.4.2. Released v1.2.0.
% Transfm  : add_equality:r
% Format   : otter:hypothesis:set(auto),clear(print_given)
% Command  : gandalf-wrapper -time %d %s

% Computer : art03.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 396.8s
% Output   : Assurance 396.8s
% 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/COL/COL078-1+eq_r.in
% Using automatic strategy selection.
% Time limit in seconds: 600
% 
% prove-all-passes started
% 
% detected problem class: peq
% 
% strategies selected: 
% (hyper 30 #f 4 3)
% (binary-unit 12 #f)
% (binary-unit-uniteq 12 #f)
% (binary-posweight-kb-big-order 60 #f 4 3)
% (binary-posweight-lex-big-order 30 #f 4 3)
% (binary 30 #t)
% (binary-posweight-kb-big-order 156 #f)
% (binary-posweight-lex-big-order 102 #f)
% (binary-posweight-firstpref-order 60 #f)
% (binary-order 30 #f)
% (binary-posweight-kb-small-order 48 #f)
% (binary-posweight-lex-small-order 30 #f)
% 
% 
% ********* EMPTY CLAUSE DERIVED *********
% 
% 
% timer checkpoints: c(13,40,1,26,0,1,4017,4,2254,4024,50,2263,4024,40,2263,4037,0,2263,22701,3,2865,24910,4,3176,28639,5,3464,28640,5,3465,28640,1,3465,28640,50,3466,28640,40,3466,28653,0,3466,53439,3,4067,61581,4,4368,68598,5,4667,68598,1,4667,68598,50,4670,68598,40,4670,68611,0,4670,147962,3,7698,151507,4,9172,151832,5,10671,151833,1,10671,151833,50,10676,151833,40,10676,151846,0,10676,181010,3,12178,181781,4,12928,182236,5,13677,182237,5,13677,182237,1,13677,182237,50,13679,182237,40,13679,182250,0,13679,245616,3,15181,250075,4,15933,253976,1,16680,253976,50,16683,253976,40,16683,253989,0,16683,733406,3,24517,853664,4,28384,876060,5,32285,876061,1,32287,876061,50,32292,876061,40,32292,876074,0,32292,986358,3,37393,1063791,4,39965)
% 
% 
% START OF PROOF
% 876062 [] equal(X,X).
% 876063 [] equal(apply(k(X),Y),X).
% 876068 [] equal(apply(apply(apply(abstraction,X),Y),Z),apply(apply(X,k(Z)),apply(Y,Z))).
% 876071 [] -equal(apply(X,n(X,Y)),apply(Y,n(X,Y))) | equal(X,Y).
% 876073 [] equal(apply(identity,X),X).
% 876074 [] -equal(apply(apply(apply(abstraction,abstraction),abstraction),abstraction),k(k(identity))).
% 876124 [para:876073.1.1,876068.1.2.1,demod:876063] equal(apply(apply(apply(abstraction,identity),X),Y),Y).
% 876126 [para:876063.1.1,876068.1.2.1] equal(apply(apply(apply(abstraction,k(X)),Y),Z),apply(X,apply(Y,Z))).
% 876129 [para:876068.1.1,876074.1.1] -equal(apply(apply(abstraction,k(abstraction)),apply(abstraction,abstraction)),k(k(identity))).
% 876150 [para:876068.1.2,876068.1.1.1,demod:876063] equal(apply(apply(apply(apply(abstraction,abstraction),X),Y),Z),apply(Y,apply(apply(X,Y),Z))).
% 876185 [para:876073.1.1,876071.1.1] -equal(n(identity,X),apply(X,n(identity,X))) | equal(identity,X).
% 876186 [para:876073.1.1,876071.1.2] -equal(apply(X,n(X,identity)),n(X,identity)) | equal(X,identity).
% 876187 [para:876063.1.1,876071.1.1] -equal(X,apply(Y,n(k(X),Y))) | equal(k(X),Y).
% 876188 [para:876063.1.1,876071.1.2] -equal(apply(X,n(X,k(Y))),Y) | equal(X,k(Y)).
% 884626 [para:876124.1.1,876185.1.2,cut:876062] equal(identity,apply(apply(abstraction,identity),X)).
% 884820 [binary:876187,884626] equal(k(identity),apply(abstraction,identity)).
% 884843 [para:884820.1.1,876129.1.2.1] -equal(apply(apply(abstraction,k(abstraction)),apply(abstraction,abstraction)),k(apply(abstraction,identity))).
% 896842 [para:876150.1.1,876068.1.2,demod:876063] equal(apply(apply(apply(abstraction,apply(apply(abstraction,abstraction),X)),Y),Z),Z).
% 994145 [binary:876186,896842] equal(apply(apply(abstraction,apply(apply(abstraction,abstraction),X)),Y),identity).
% 994199 [binary:876188,994145,demod:884820] equal(apply(abstraction,apply(apply(abstraction,abstraction),X)),apply(abstraction,identity)).
% 1063993 [binary:884843,876071.2,demod:876063,994199,876126,cut:876062] contradiction
% END OF PROOF
% 
% Proof found by the following strategy:
% 
% using binary resolution
% using first neg lit preferred strategy
% not using sos strategy
% using unit paramodulation strategy
% using unit strategy
% using dynamic demodulation
% using ordered paramodulation
% using lex ordering for equality
% preferring bigger arities for lex ordering
% using clause demodulation
% seconds given: 102
% 
% 
% old unit clauses discarded
% 
% ***GANDALF_FOUND_A_REFUTATION***
% 
% Global statistics over all passes: 
% 
%  given clauses:    13720
%  derived clauses:   5302389
%  kept clauses:      328653
%  kept size sum:     0
%  kept mid-nuclei:   27426
%  kept new demods:   80533
%  forw unit-subs:    2252252
%  forw double-subs: 263868
%  forw overdouble-subs: 45638
%  backward subs:     3353
%  fast unit cutoff:  28426
%  full unit cutoff:  308
%  dbl  unit cutoff:  3
%  real runtime  :  403.51
%  process. runtime:  399.83
% specific non-discr-tree subsumption statistics: 
%  tried:           426729
%  length fails:    60555
%  strength fails:  1518
%  predlist fails:  15165
%  aux str. fails:  29854
%  by-lit fails:    572
%  full subs tried: 312372
%  full subs fail:  269344
% 
% ; 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/COL/COL078-1+eq_r.in")
% 
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