TSTP Solution File: PLA005-1 by Gandalf---c-2.6

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Gandalf---c-2.6
% Problem  : PLA005-1 : TPTP v3.4.2. Released v1.1.0.
% 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 90.1s
% Output   : Assurance 90.1s
% 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/PLA/PLA005-1+noeq.in
% Using automatic strategy selection.
% Time limit in seconds: 600
% 
% prove-all-passes started
% 
% detected problem class: hne
% detected subclass: medium
% detected subclass: long
% 
% strategies selected: 
% (hyper 57 #f 3 7)
% (binary-unit 28 #f 3 7)
% (binary-double 28 #f)
% (binary-posweight-order 28 #f 3 7)
% (binary 28 #t 3 7)
% (hyper 28 #t)
% (hyper 159 #f)
% (binary-posweight-order 85 #f)
% (binary-weightorder 39 #f)
% (binary-order 28 #f)
% (binary-unit 45 #f)
% (binary 47 #t)
% 
% 
% ********* EMPTY CLAUSE DERIVED *********
% 
% 
% timer checkpoints: c(31,40,1,62,0,1,1013,50,6,1044,0,6,66326,4,4207,66854,5,5609,66854,1,5609,66854,50,5615,66854,40,5615,66885,0,5615,67910,50,5631,67941,0,5631,91633,3,6982,92125,4,7660,93340,1,8332,93340,50,8334,93340,40,8334,93371,0,8334)
% 
% 
% START OF PROOF
% 93341 [] holds(and(X,Y),Z) | -holds(X,Z) | -holds(Y,Z).
% 93342 [] holds(holding(X),do(pickup(X),Y)) | -holds(clear(X),Y) | -differ(X,table) | -holds(empty,Y).
% 93343 [] holds(clear(X),do(pickup(Y),Z)) | -holds(on(Y,X),Z) | -holds(clear(Y),Z) | -holds(empty,Z).
% 93344 [] holds(on(X,Y),do(pickup(Z),U)) | -holds(on(X,Y),U) | -differ(X,Z).
% 93345 [] holds(clear(X),do(pickup(Y),Z)) | -holds(clear(X),Z) | -differ(X,Y).
% 93346 [] holds(empty,do(putdown(X,Y),Z)) | -holds(holding(X),Z) | -holds(clear(Y),Z).
% 93347 [] holds(on(X,Y),do(putdown(X,Y),Z)) | -holds(holding(X),Z) | -holds(clear(Y),Z).
% 93349 [] holds(on(X,Y),do(putdown(Z,U),V)) | -holds(on(X,Y),V).
% 93350 [] holds(clear(X),do(putdown(Y,Z),U)) | -holds(clear(X),U) | -differ(X,Z).
% 93351 [] -differ(X,Y) | differ(Y,X).
% 93352 [] differ(a,b).
% 93353 [] differ(a,c).
% 93354 [] differ(a,d).
% 93356 [] differ(b,c).
% 93357 [] differ(b,d).
% 93359 [] differ(c,d).
% 93360 [] differ(c,table).
% 93361 [] differ(d,table).
% 93364 [] holds(on(c,d),s0).
% 93366 [] holds(clear(a),s0).
% 93367 [] holds(clear(b),s0).
% 93368 [] holds(clear(c),s0).
% 93369 [] holds(empty,s0).
% 93371 [] -holds(and(on(c,a),on(d,b)),X).
% 93374 [binary:93371,93341] -holds(on(c,a),X) | -holds(on(d,b),X).
% 93389 [binary:93361,93342.3] holds(holding(d),do(pickup(d),X)) | -holds(clear(d),X) | -holds(empty,X).
% 93394 [binary:93368,93342.2,cut:93360,cut:93369] holds(holding(c),do(pickup(c),s0)).
% 93410 [binary:93364,93343.2,cut:93368,cut:93369] holds(clear(d),do(pickup(c),s0)).
% 93412 [binary:93352,93351] differ(b,a).
% 93414 [binary:93354,93351] differ(d,a).
% 93431 [binary:93359,93344.3] holds(on(c,X),do(pickup(d),Y)) | -holds(on(c,X),Y).
% 93457 [binary:93353,93345.3] holds(clear(a),do(pickup(c),X)) | -holds(clear(a),X).
% 93460 [binary:93356,93345.3] holds(clear(b),do(pickup(c),X)) | -holds(clear(b),X).
% 93461 [binary:93357,93345.3] holds(clear(b),do(pickup(d),X)) | -holds(clear(b),X).
% 93500 [binary:93346.2,93394] holds(empty,do(putdown(c,X),do(pickup(c),s0))) | -holds(clear(X),do(pickup(c),s0)).
% 93501 [binary:93347.2,93394] holds(on(c,X),do(putdown(c,X),do(pickup(c),s0))) | -holds(clear(X),do(pickup(c),s0)).
% 93591 [binary:93374,93349] -holds(on(d,b),do(putdown(X,Y),Z)) | -holds(on(c,a),Z).
% 93637 [binary:93412,93350.3] holds(clear(b),do(putdown(X,a),Y)) | -holds(clear(b),Y).
% 93639 [binary:93414,93350.3] holds(clear(d),do(putdown(X,a),Y)) | -holds(clear(d),Y).
% 94006 [binary:93347,93591] -holds(on(c,a),X) | -holds(holding(d),X) | -holds(clear(b),X).
% 97616 [binary:94006,93431] -holds(holding(d),do(pickup(d),X)) | -holds(clear(b),do(pickup(d),X)) | -holds(on(c,a),X).
% 99383 [binary:93366,93457.2] holds(clear(a),do(pickup(c),s0)).
% 108688 [binary:93457,93500.2,cut:93366] holds(empty,do(putdown(c,a),do(pickup(c),s0))).
% 143382 [binary:93461.2,93637] holds(clear(b),do(pickup(d),do(putdown(X,a),Y))) | -holds(clear(b),Y).
% 144141 [binary:93410,93639.2] holds(clear(d),do(putdown(X,a),do(pickup(c),s0))).
% 164214 [binary:93389.3,108688,cut:144141] holds(holding(d),do(pickup(d),do(putdown(c,a),do(pickup(c),s0)))).
% 230149 [binary:93501,97616.3,cut:164214,cut:99383,binarydemod:93460,143382,cut:93367] contradiction
% END OF PROOF
% 
% Proof found by the following strategy:
% 
% using binary resolution
% not using sos strategy
% using double strategy
% using dynamic demodulation
% using ordered paramodulation
% using kb ordering for equality
% preferring bigger arities for lex ordering
% using clause demodulation
% seconds given: 28
% 
% 
% old unit clauses discarded
% 
% ***GANDALF_FOUND_A_REFUTATION***
% 
% Global statistics over all passes: 
% 
%  given clauses:    14948
%  derived clauses:   1185887
%  kept clauses:      163748
%  kept size sum:     0
%  kept mid-nuclei:   5895
%  kept new demods:   0
%  forw unit-subs:    80500
%  forw double-subs: 2568
%  forw overdouble-subs: 511
%  backward subs:     1
%  fast unit cutoff:  1174
%  full unit cutoff:  0
%  dbl  unit cutoff:  99
%  real runtime  :  95.23
%  process. runtime:  95.22
% specific non-discr-tree subsumption statistics: 
%  tried:           10332
%  length fails:    144
%  strength fails:  719
%  predlist fails:  610
%  aux str. fails:  34
%  by-lit fails:    0
%  full subs tried: 8817
%  full subs fail:  8313
% 
% ; 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/PLA/PLA005-1+noeq.in")
% 
%------------------------------------------------------------------------------