TSTP Solution File: SYN625-1 by Gandalf---c-2.6

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Gandalf---c-2.6
% Problem  : SYN625-1 : TPTP v3.4.2. Released v2.5.0.
% Transfm  : add_equality:r
% Format   : otter:hypothesis:set(auto),clear(print_given)
% Command  : gandalf-wrapper -time %d %s

% Computer : art08.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 0.0s
% Output   : Assurance 0.0s
% Verified : 
% SZS Type : None (Parsing solution fails)
% Syntax   : Number of formulae    : 0

% Comments : 
%------------------------------------------------------------------------------
%----NO SOLUTION OUTPUT BY SYSTEM
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%----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/SYN/SYN625-1+noeq.in
% Using automatic strategy selection.
% Time limit in seconds: 600
% 
% prove-all-passes started
% 
% detected problem class: nne
% detected subclass: medium
% 
% strategies selected: 
% (hyper 27 #f 4 11)
% (binary-unit 10 #f 4 11)
% (binary-double 16 #f 4 11)
% (binary 54 #t 4 11)
% (binary-order 27 #f 4 11)
% (binary-posweight-order 125 #f)
% (binary-order-sos 54 #t)
% (binary-unit-uniteq 27 #f)
% (binary-weightorder 54 #f)
% (binary-order 54 #f)
% (hyper-order 43 #f)
% (binary 109 #t)
% 
% 
% ********* EMPTY CLAUSE DERIVED *********
% 
% 
% timer checkpoints: c(35,40,0,70,0,0,399,50,2,434,0,2)
% 
% 
% START OF PROOF
% 401 [] -p18(f9(f4(f7(X,Y),Z)),U,V) | p16(f9(Z),f12(Z,X,Y,U,V),V) | p18(f9(Z),U,V).
% 402 [] -p18(f9(f4(f7(X,Y),Z)),U,V) | p17(f12(Z,X,Y,U,V),f11(Y)) | p18(f9(Z),U,V).
% 403 [] -p18(f9(f4(f7(X,Y),Z)),U,V) | p18(f9(Z),U,V) | p16(f9(Z),U,X).
% 412 [] -p16(X,U,Y) | -p16(X,Y,Z) | p16(X,U,Z).
% 419 [] p18(f9(X),f14(X),f14(X)) | p15(X).
% 431 [] p15(c21).
% 432 [] -p15(f4(f7(c19,c20),c21)).
% 433 [] -p18(f9(X),Y,Y) | -p15(X).
% 434 [] -p16(f9(c21),X,c19) | -p17(X,f11(c20)).
% 558 [hyper:432,419] p18(f9(f4(f7(c19,c20),c21)),f14(f4(f7(c19,c20),c21)),f14(f4(f7(c19,c20),c21))).
% 561 [hyper:402,419] p17(f12(X,Y,Z,f14(f4(f7(Y,Z),X)),f14(f4(f7(Y,Z),X))),f11(Z)) | p18(f9(X),f14(f4(f7(Y,Z),X)),f14(f4(f7(Y,Z),X))) | p15(f4(f7(Y,Z),X)).
% 582 [hyper:401,558] p16(f9(c21),f12(c21,c19,c20,f14(f4(f7(c19,c20),c21)),f14(f4(f7(c19,c20),c21))),f14(f4(f7(c19,c20),c21))) | p18(f9(c21),f14(f4(f7(c19,c20),c21)),f14(f4(f7(c19,c20),c21))).
% 584 [hyper:403,558] p18(f9(c21),f14(f4(f7(c19,c20),c21)),f14(f4(f7(c19,c20),c21))) | p16(f9(c21),f14(f4(f7(c19,c20),c21)),c19).
% 632 [hyper:433,584,cut:431] p16(f9(c21),f14(f4(f7(c19,c20),c21)),c19).
% 1051 [hyper:433,561,431] p17(f12(c21,X,Y,f14(f4(f7(X,Y),c21)),f14(f4(f7(X,Y),c21))),f11(Y)) | p15(f4(f7(X,Y),c21)).
% 2284 [hyper:432,1051] p17(f12(c21,c19,c20,f14(f4(f7(c19,c20),c21)),f14(f4(f7(c19,c20),c21))),f11(c20)).
% 2330 [hyper:433,582,cut:431] p16(f9(c21),f12(c21,c19,c20,f14(f4(f7(c19,c20),c21)),f14(f4(f7(c19,c20),c21))),f14(f4(f7(c19,c20),c21))).
% 2362 [hyper:412,2330,632] p16(f9(c21),f12(c21,c19,c20,f14(f4(f7(c19,c20),c21)),f14(f4(f7(c19,c20),c21))),c19).
% 2375 [hyper:434,2362,cut:2284] contradiction
% END OF PROOF
% 
% Proof found by the following strategy:
% 
% using hyperresolution
% not using sos strategy
% using positive unit paramodulation strategy
% using dynamic demodulation
% using ordered paramodulation
% using kb ordering for equality
% preferring bigger arities for lex ordering
% clause length limited to 11
% clause depth limited to 5
% seconds given: 27
% 
% 
% ***GANDALF_FOUND_A_REFUTATION***
% 
% Global statistics over all passes: 
% 
%  given clauses:    98
%  derived clauses:   4482
%  kept clauses:      120
%  kept size sum:     4175
%  kept mid-nuclei:   2054
%  kept new demods:   0
%  forw unit-subs:    267
%  forw double-subs: 1487
%  forw overdouble-subs: 160
%  backward subs:     2
%  fast unit cutoff:  140
%  full unit cutoff:  22
%  dbl  unit cutoff:  0
%  real runtime:  0.14
%  process. runtime:  0.13
% specific non-discr-tree subsumption statistics: 
%  tried:           925
%  length fails:    14
%  strength fails:  98
%  predlist fails:  373
%  aux str. fails:  0
%  by-lit fails:    93
%  full subs tried: 316
%  full subs fail:  179
% 
% ; 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/SYN/SYN625-1+noeq.in")
% 
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