TSTP Solution File: PLA005-2 by Gandalf---c-2.6
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- Process Solution
%------------------------------------------------------------------------------
% File : Gandalf---c-2.6
% Problem : PLA005-2 : 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 : art02.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 89.6s
% Output : Assurance 89.6s
% 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/PLA005-2+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(31,40,1,62,0,1,1013,50,6,1044,0,6,66326,4,4207,66850,5,5609,66850,1,5609,66850,50,5614,66850,40,5614,66881,0,5614,67906,50,5630,67937,0,5630,91714,3,6981,92252,4,7656,93582,1,8331,93582,50,8333,93582,40,8333,93613,0,8333,251785,3,9735)
%
%
% START OF PROOF
% 93583 [] holds(and(X,Y),Z) | -holds(X,Z) | -holds(Y,Z).
% 93584 [] holds(holding(X),do(pickup(X),Y)) | -holds(clear(X),Y) | -differ(X,table) | -holds(empty,Y).
% 93585 [] holds(clear(X),do(pickup(Y),Z)) | -holds(on(Y,X),Z) | -holds(clear(Y),Z) | -holds(empty,Z).
% 93586 [] holds(on(X,Y),do(pickup(Z),U)) | -holds(on(X,Y),U) | -differ(X,Z).
% 93587 [] holds(clear(X),do(pickup(Y),Z)) | -holds(clear(X),Z) | -differ(X,Y).
% 93588 [] holds(empty,do(putdown(X,Y),Z)) | -holds(holding(X),Z) | -holds(clear(Y),Z).
% 93589 [] holds(on(X,Y),do(putdown(X,Y),Z)) | -holds(holding(X),Z) | -holds(clear(Y),Z).
% 93591 [] holds(on(X,Y),do(putdown(Z,U),V)) | -holds(on(X,Y),V).
% 93592 [] holds(clear(X),do(putdown(Y,Z),U)) | -holds(clear(X),U) | -differ(X,Z).
% 93593 [] -differ(X,Y) | differ(Y,X).
% 93594 [] differ(a,b).
% 93595 [] differ(a,c).
% 93596 [] differ(a,d).
% 93598 [] differ(b,c).
% 93599 [] differ(b,d).
% 93601 [] differ(c,d).
% 93602 [] differ(c,table).
% 93603 [] differ(d,table).
% 93606 [] holds(on(c,d),s0).
% 93608 [] holds(clear(a),s0).
% 93609 [] holds(clear(b),s0).
% 93610 [] holds(clear(c),s0).
% 93611 [] holds(empty,s0).
% 93613 [] -holds(and(on(d,b),on(c,a)),X).
% 93616 [binary:93613,93583] -holds(on(d,b),X) | -holds(on(c,a),X).
% 93631 [binary:93603,93584.3] holds(holding(d),do(pickup(d),X)) | -holds(clear(d),X) | -holds(empty,X).
% 93636 [binary:93610,93584.2,cut:93602,cut:93611] holds(holding(c),do(pickup(c),s0)).
% 93652 [binary:93606,93585.2,cut:93610,cut:93611] holds(clear(d),do(pickup(c),s0)).
% 93654 [binary:93594,93593] differ(b,a).
% 93656 [binary:93596,93593] differ(d,a).
% 93673 [binary:93601,93586.3] holds(on(c,X),do(pickup(d),Y)) | -holds(on(c,X),Y).
% 93699 [binary:93595,93587.3] holds(clear(a),do(pickup(c),X)) | -holds(clear(a),X).
% 93702 [binary:93598,93587.3] holds(clear(b),do(pickup(c),X)) | -holds(clear(b),X).
% 93703 [binary:93599,93587.3] holds(clear(b),do(pickup(d),X)) | -holds(clear(b),X).
% 93742 [binary:93588.2,93636] holds(empty,do(putdown(c,X),do(pickup(c),s0))) | -holds(clear(X),do(pickup(c),s0)).
% 93743 [binary:93589.2,93636] holds(on(c,X),do(putdown(c,X),do(pickup(c),s0))) | -holds(clear(X),do(pickup(c),s0)).
% 93834 [binary:93616.2,93591] -holds(on(d,b),do(putdown(X,Y),Z)) | -holds(on(c,a),Z).
% 93879 [binary:93654,93592.3] holds(clear(b),do(putdown(X,a),Y)) | -holds(clear(b),Y).
% 93881 [binary:93656,93592.3] holds(clear(d),do(putdown(X,a),Y)) | -holds(clear(d),Y).
% 94899 [binary:93589,93834] -holds(on(c,a),X) | -holds(holding(d),X) | -holds(clear(b),X).
% 97857 [binary:94899,93673] -holds(holding(d),do(pickup(d),X)) | -holds(clear(b),do(pickup(d),X)) | -holds(on(c,a),X).
% 99632 [binary:93608,93699.2] holds(clear(a),do(pickup(c),s0)).
% 108930 [binary:93699,93742.2,cut:93608] holds(empty,do(putdown(c,a),do(pickup(c),s0))).
% 143550 [binary:93703.2,93879] holds(clear(b),do(pickup(d),do(putdown(X,a),Y))) | -holds(clear(b),Y).
% 144049 [binary:93652,93881.2] holds(clear(d),do(putdown(X,a),do(pickup(c),s0))).
% 164537 [binary:93631.3,108930,cut:144049] holds(holding(d),do(pickup(d),do(putdown(c,a),do(pickup(c),s0)))).
% 252536 [binary:93743,97857.3,cut:164537,cut:99632,binarydemod:93702,143550,cut:93609] 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 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: 15062
% derived clauses: 1208993
% kept clauses: 165017
% kept size sum: 0
% kept mid-nuclei: 5894
% kept new demods: 0
% forw unit-subs: 80929
% forw double-subs: 2925
% forw overdouble-subs: 555
% backward subs: 1
% fast unit cutoff: 1632
% full unit cutoff: 0
% dbl unit cutoff: 107
% real runtime : 98.48
% process. runtime: 97.97
% specific non-discr-tree subsumption statistics:
% tried: 12383
% length fails: 160
% strength fails: 737
% predlist fails: 723
% aux str. fails: 34
% by-lit fails: 0
% full subs tried: 10721
% full subs fail: 10173
%
% ; 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/PLA005-2+noeq.in")
%
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