TSTP Solution File: SWC086-1 by Gandalf---c-2.6
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% File : Gandalf---c-2.6
% Problem : SWC086-1 : TPTP v3.4.2. Released v2.4.0.
% Transfm : add_equality:r
% Format : otter:hypothesis:set(auto),clear(print_given)
% Command : gandalf-wrapper -time %d %s
% Computer : art07.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 20.0s
% Output : Assurance 20.0s
% Verified :
% SZS Type : None (Parsing solution fails)
% Syntax : Number of formulae : 0
% Comments :
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%----NO SOLUTION OUTPUT BY SYSTEM
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%----ORIGINAL SYSTEM OUTPUT
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% Gandalf c-2.6 r1 starting to prove: /home/graph/tptp/TSTP/PreparedTPTP/otter:hypothesis:set(auto),clear(print_given)---add_equality:r/SWC/SWC086-1+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 5 19)
% (binary-unit 28 #f 5 19)
% (binary-double 11 #f 5 19)
% (binary-double 17 #f)
% (binary-double 17 #t)
% (binary 87 #t 5 19)
% (binary-order 28 #f 5 19)
% (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(198,40,0,396,0,1,55550,4,2211,58930,5,2803,58931,1,2805,58931,50,2807,58931,40,2807,59129,0,2807)
%
%
% START OF PROOF
% 398 [?] ?
% 399 [?] ?
% 580 [?] ?
% 58940 [] ss^list(nil).
% 59118 [] ss^list(sk1).
% 59122 [] equal(sk2,sk4).
% 59123 [] equal(sk1,sk3).
% 59124 [] neq(sk2,nil).
% 59125 [] -neq(X,nil) | -segment^p(sk2,X) | -segment^p(sk1,X) | -ss^list(X).
% 59126 [] neq(sk3,nil) | equal(nil,sk4).
% 59129 [] segment^p(sk4,sk3) | equal(nil,sk3).
% 59901 [binary:58940,59125.4,cut:398,cut:580] -neq(nil,nil).
% 59904 [para:59126.2.2,59122.1.2] neq(sk3,nil) | equal(sk2,nil).
% 59940 [para:59904.2.1,59124.1.1,cut:59901] neq(sk3,nil).
% 59945 [para:59123.1.2,59940.1.1] neq(sk1,nil).
% 59947 [para:59129.2.2,59940.1.1,cut:59901] segment^p(sk4,sk3).
% 59949 [binary:59125,59945,cut:399,cut:59118] -segment^p(sk2,sk1).
% 59950 [para:59122.1.2,59947.1.1] segment^p(sk2,sk3).
% 59952 [para:59123.1.2,59950.1.2,cut:59949] contradiction
% END OF PROOF
%
% Proof found by the following strategy:
%
% using binary resolution
% not using sos 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 19
% clause depth limited to 5
% seconds given: 28
%
%
% ***GANDALF_FOUND_A_REFUTATION***
%
% Global statistics over all passes:
%
% given clauses: 143
% derived clauses: 92537
% kept clauses: 43482
% kept size sum: 628395
% kept mid-nuclei: 15286
% kept new demods: 32313
% forw unit-subs: 3868
% forw double-subs: 3425
% forw overdouble-subs: 430
% backward subs: 10
% fast unit cutoff: 1356
% full unit cutoff: 0
% dbl unit cutoff: 136
% real runtime : 28.26
% process. runtime: 28.24
% specific non-discr-tree subsumption statistics:
% tried: 44116
% length fails: 221
% strength fails: 16209
% predlist fails: 4042
% aux str. fails: 2088
% by-lit fails: 934
% full subs tried: 19772
% full subs fail: 19027
%
% ; 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/SWC/SWC086-1+eq_r.in")
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