TSTP Solution File: SYN705-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : SYN705-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n009.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Jul 27 13:25:09 EDT 2022

% Result   : Unsatisfiable 1.66s 1.87s
% Output   : Refutation 1.66s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   16 (  11 unt;   0 nHn;  10 RR)
%            Number of literals    :   24 (   0 equ;   9 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    9 (   2 avg)
%            Number of predicates  :    6 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :   29 (  29 usr;  11 con; 0-2 aty)
%            Number of variables   :   34 (   9 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(26,axiom,
    ~ p47(f5(c48,f13(f16(f18(c50,c51),c52),c53)),c55),
    file('SYN705-1.p',unknown),
    [] ).

cnf(28,axiom,
    ( p47(A,B)
    | ~ p47(C,D)
    | ~ p7(D,B)
    | ~ p4(C,A) ),
    file('SYN705-1.p',unknown),
    [] ).

cnf(33,axiom,
    ( p4(f5(A,B),f5(C,D))
    | ~ p2(A,C)
    | ~ p3(B,D) ),
    file('SYN705-1.p',unknown),
    [] ).

cnf(49,axiom,
    ( p47(A,B)
    | ~ p47(f5(c48,f13(f16(f18(c50,A),C),D)),B) ),
    file('SYN705-1.p',unknown),
    [] ).

cnf(50,axiom,
    ( p47(A,B)
    | ~ p47(f20(f22(f24(f26(c56,A),C),D),E),B) ),
    file('SYN705-1.p',unknown),
    [] ).

cnf(51,axiom,
    ( p47(f5(c48,f13(f16(f18(c50,A),B),C)),D)
    | ~ p47(A,D) ),
    file('SYN705-1.p',unknown),
    [] ).

cnf(56,axiom,
    p7(A,A),
    file('SYN705-1.p',unknown),
    [] ).

cnf(73,axiom,
    p2(A,A),
    file('SYN705-1.p',unknown),
    [] ).

cnf(79,axiom,
    p47(f5(c48,f8(f10(c49,f13(f16(f18(c50,c51),c52),c53)),c54)),c55),
    file('SYN705-1.p',unknown),
    [] ).

cnf(80,axiom,
    p3(f8(f10(c49,f13(f16(f18(c50,A),B),C)),D),f13(f16(f18(c50,f20(f22(f24(f26(c56,A),B),C),D)),f30(f32(f34(f36(c57,A),B),C),D)),f40(f42(f44(f46(c58,A),B),C),D))),
    file('SYN705-1.p',unknown),
    [] ).

cnf(85,plain,
    p4(f5(A,f8(f10(c49,f13(f16(f18(c50,B),C),D)),E)),f5(A,f13(f16(f18(c50,f20(f22(f24(f26(c56,B),C),D),E)),f30(f32(f34(f36(c57,B),C),D),E)),f40(f42(f44(f46(c58,B),C),D),E)))),
    inference(hyper,[status(thm)],[80,33,73]),
    [iquote('hyper,80,33,73')] ).

cnf(95,plain,
    p47(f5(c48,f13(f16(f18(c50,f20(f22(f24(f26(c56,c51),c52),c53),c54)),f30(f32(f34(f36(c57,c51),c52),c53),c54)),f40(f42(f44(f46(c58,c51),c52),c53),c54))),c55),
    inference(hyper,[status(thm)],[85,28,79,56]),
    [iquote('hyper,85,28,79,56')] ).

cnf(97,plain,
    p47(f20(f22(f24(f26(c56,c51),c52),c53),c54),c55),
    inference(hyper,[status(thm)],[95,49]),
    [iquote('hyper,95,49')] ).

cnf(101,plain,
    p47(c51,c55),
    inference(hyper,[status(thm)],[97,50]),
    [iquote('hyper,97,50')] ).

cnf(103,plain,
    p47(f5(c48,f13(f16(f18(c50,c51),A),B)),c55),
    inference(hyper,[status(thm)],[101,51]),
    [iquote('hyper,101,51')] ).

cnf(104,plain,
    $false,
    inference(binary,[status(thm)],[103,26]),
    [iquote('binary,103.1,26.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : SYN705-1 : TPTP v8.1.0. Released v2.5.0.
% 0.12/0.13  % Command  : otter-tptp-script %s
% 0.13/0.33  % Computer : n009.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 300
% 0.13/0.34  % DateTime : Wed Jul 27 11:14:36 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 1.66/1.87  ----- Otter 3.3f, August 2004 -----
% 1.66/1.87  The process was started by sandbox2 on n009.cluster.edu,
% 1.66/1.87  Wed Jul 27 11:14:36 2022
% 1.66/1.87  The command was "./otter".  The process ID is 26534.
% 1.66/1.87  
% 1.66/1.87  set(prolog_style_variables).
% 1.66/1.87  set(auto).
% 1.66/1.87     dependent: set(auto1).
% 1.66/1.87     dependent: set(process_input).
% 1.66/1.87     dependent: clear(print_kept).
% 1.66/1.87     dependent: clear(print_new_demod).
% 1.66/1.87     dependent: clear(print_back_demod).
% 1.66/1.87     dependent: clear(print_back_sub).
% 1.66/1.87     dependent: set(control_memory).
% 1.66/1.87     dependent: assign(max_mem, 12000).
% 1.66/1.87     dependent: assign(pick_given_ratio, 4).
% 1.66/1.87     dependent: assign(stats_level, 1).
% 1.66/1.87     dependent: assign(max_seconds, 10800).
% 1.66/1.87  clear(print_given).
% 1.66/1.87  
% 1.66/1.87  list(usable).
% 1.66/1.87  0 [] p11(X0,X0).
% 1.66/1.87  0 [] p9(X167,X167).
% 1.66/1.87  0 [] p7(X162,X162).
% 1.66/1.87  0 [] p6(X155,X155).
% 1.66/1.87  0 [] p45(X144,X144).
% 1.66/1.87  0 [] p43(X137,X137).
% 1.66/1.87  0 [] p41(X130,X130).
% 1.66/1.87  0 [] p4(X119,X119).
% 1.66/1.87  0 [] p39(X112,X112).
% 1.66/1.87  0 [] p37(X105,X105).
% 1.66/1.87  0 [] p35(X102,X102).
% 1.66/1.87  0 [] p33(X95,X95).
% 1.66/1.87  0 [] p31(X88,X88).
% 1.66/1.87  0 [] p3(X77,X77).
% 1.66/1.87  0 [] p29(X70,X70).
% 1.66/1.87  0 [] p27(X58,X58).
% 1.66/1.87  0 [] p25(X55,X55).
% 1.66/1.87  0 [] p23(X48,X48).
% 1.66/1.87  0 [] p21(X41,X41).
% 1.66/1.87  0 [] p2(X38,X38).
% 1.66/1.87  0 [] p19(X31,X31).
% 1.66/1.87  0 [] p17(X28,X28).
% 1.66/1.87  0 [] p15(X21,X21).
% 1.66/1.87  0 [] p14(X14,X14).
% 1.66/1.87  0 [] p12(X7,X7).
% 1.66/1.87  0 [] p11(X1,X2)| -p11(X0,X1)| -p11(X0,X2).
% 1.66/1.87  0 [] p9(X165,X166)| -p9(X167,X165)| -p9(X167,X166).
% 1.66/1.87  0 [] p7(X163,X164)| -p7(X162,X163)| -p7(X162,X164).
% 1.66/1.87  0 [] p6(X156,X157)| -p6(X155,X156)| -p6(X155,X157).
% 1.66/1.87  0 [] p45(X145,X146)| -p45(X144,X145)| -p45(X144,X146).
% 1.66/1.87  0 [] p43(X138,X139)| -p43(X137,X138)| -p43(X137,X139).
% 1.66/1.87  0 [] p41(X131,X132)| -p41(X130,X131)| -p41(X130,X132).
% 1.66/1.87  0 [] p4(X120,X121)| -p4(X119,X120)| -p4(X119,X121).
% 1.66/1.87  0 [] p39(X113,X114)| -p39(X112,X113)| -p39(X112,X114).
% 1.66/1.87  0 [] p37(X106,X107)| -p37(X105,X106)| -p37(X105,X107).
% 1.66/1.87  0 [] p35(X103,X104)| -p35(X102,X103)| -p35(X102,X104).
% 1.66/1.87  0 [] p33(X96,X97)| -p33(X95,X96)| -p33(X95,X97).
% 1.66/1.87  0 [] p31(X89,X90)| -p31(X88,X89)| -p31(X88,X90).
% 1.66/1.87  0 [] p3(X78,X79)| -p3(X77,X78)| -p3(X77,X79).
% 1.66/1.87  0 [] p29(X71,X72)| -p29(X70,X71)| -p29(X70,X72).
% 1.66/1.87  0 [] p27(X59,X60)| -p27(X58,X59)| -p27(X58,X60).
% 1.66/1.87  0 [] p25(X56,X57)| -p25(X55,X56)| -p25(X55,X57).
% 1.66/1.87  0 [] p23(X49,X50)| -p23(X48,X49)| -p23(X48,X50).
% 1.66/1.87  0 [] p21(X42,X43)| -p21(X41,X42)| -p21(X41,X43).
% 1.66/1.87  0 [] p2(X39,X40)| -p2(X38,X39)| -p2(X38,X40).
% 1.66/1.87  0 [] p19(X32,X33)| -p19(X31,X32)| -p19(X31,X33).
% 1.66/1.87  0 [] p17(X29,X30)| -p17(X28,X29)| -p17(X28,X30).
% 1.66/1.87  0 [] p15(X22,X23)| -p15(X21,X22)| -p15(X21,X23).
% 1.66/1.87  0 [] p14(X15,X16)| -p14(X14,X15)| -p14(X14,X16).
% 1.66/1.87  0 [] p12(X8,X9)| -p12(X7,X8)| -p12(X7,X9).
% 1.66/1.87  0 [] -p47(f5(c48,f13(f16(f18(c50,c51),c52),c53)),c55).
% 1.66/1.87  0 [] -p47(f20(f22(f24(f26(c56,X65),X66),X67),X68),X68).
% 1.66/1.87  0 [] p47(X151,X152)| -p47(X153,X154)| -p7(X154,X152)| -p4(X153,X151).
% 1.66/1.87  0 [] p11(f16(X3,X4),f16(X5,X6))| -p14(X3,X5)| -p15(X4,X6).
% 1.66/1.87  0 [] p6(f10(X158,X159),f10(X160,X161))| -p3(X159,X161)| -p9(X158,X160).
% 1.66/1.87  0 [] p43(f46(X140,X141),f46(X142,X143))| -p4(X141,X143)| -p45(X140,X142).
% 1.66/1.87  0 [] p41(f44(X133,X134),f44(X135,X136))| -p15(X134,X136)| -p43(X133,X135).
% 1.66/1.87  0 [] p4(f5(X126,X127),f5(X128,X129))| -p2(X126,X128)| -p3(X127,X129).
% 1.66/1.87  0 [] p4(f20(X122,X123),f20(X124,X125))| -p19(X122,X124)| -p7(X123,X125).
% 1.66/1.87  0 [] p39(f42(X115,X116),f42(X117,X118))| -p12(X116,X118)| -p41(X115,X117).
% 1.66/1.87  0 [] p37(f38(X108,X109),f38(X110,X111))| -p12(X108,X110)| -p7(X109,X111).
% 1.66/1.87  0 [] p33(f36(X98,X99),f36(X100,X101))| -p35(X98,X100)| -p4(X99,X101).
% 1.66/1.87  0 [] p31(f34(X91,X92),f34(X93,X94))| -p15(X92,X94)| -p33(X91,X93).
% 1.66/1.87  0 [] p3(f8(X84,X85),f8(X86,X87))| -p6(X84,X86)| -p7(X85,X87).
% 1.66/1.87  0 [] p3(f13(X80,X81),f13(X82,X83))| -p11(X80,X82)| -p12(X81,X83).
% 1.66/1.87  0 [] p29(f32(X73,X74),f32(X75,X76))| -p12(X74,X76)| -p31(X73,X75).
% 1.66/1.87  0 [] p27(f28(X61,X62),f28(X63,X64))| -p15(X61,X63)| -p7(X62,X64).
% 1.66/1.87  0 [] p23(f26(X51,X52),f26(X53,X54))| -p25(X51,X53)| -p4(X52,X54).
% 1.66/1.87  0 [] p21(f24(X44,X45),f24(X46,X47))| -p15(X45,X47)| -p23(X44,X46).
% 1.66/1.87  0 [] p19(f22(X34,X35),f22(X36,X37))| -p12(X35,X37)| -p21(X34,X36).
% 1.66/1.87  0 [] p15(f30(X24,X25),f30(X26,X27))| -p29(X24,X26)| -p7(X25,X27).
% 1.66/1.87  0 [] p14(f18(X17,X18),f18(X19,X20))| -p17(X17,X19)| -p4(X18,X20).
% 1.66/1.87  0 [] p12(f40(X10,X11),f40(X12,X13))| -p39(X10,X12)| -p7(X11,X13).
% 1.66/1.87  0 [] p47(X147,X148)| -p47(f5(c48,f13(f16(f18(c50,X147),X149),X150)),X148).
% 1.66/1.87  0 [] p47(X65,X69)| -p47(f20(f22(f24(f26(c56,X65),X66),X67),X68),X69).
% 1.66/1.87  0 [] p47(f5(c48,f13(f16(f18(c50,X147),X149),X150)),X148)| -p47(X147,X148).
% 1.66/1.87  0 [] p47(f5(c48,f8(f10(c49,f13(f16(f18(c50,c51),c52),c53)),c54)),c55).
% 1.66/1.87  0 [] p27(f28(f30(f32(f34(f36(c57,X65),X66),X67),X68),X69),f28(X66,X69))| -p47(f20(f22(f24(f26(c56,X65),X66),X67),X68),X69).
% 1.66/1.87  0 [] p37(f38(f40(f42(f44(f46(c58,X65),X66),X67),X68),X69),f38(X67,X69))| -p47(f20(f22(f24(f26(c56,X65),X66),X67),X68),X69).
% 1.66/1.87  0 [] p3(f8(f10(c49,f13(f16(f18(c50,X65),X66),X67)),X68),f13(f16(f18(c50,f20(f22(f24(f26(c56,X65),X66),X67),X68)),f30(f32(f34(f36(c57,X65),X66),X67),X68)),f40(f42(f44(f46(c58,X65),X66),X67),X68))).
% 1.66/1.87  end_of_list.
% 1.66/1.87  
% 1.66/1.87  SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=4.
% 1.66/1.87  
% 1.66/1.87  This is a Horn set without equality.  The strategy will
% 1.66/1.87  be hyperresolution, with satellites in sos and nuclei
% 1.66/1.87  in usable.
% 1.66/1.87  
% 1.66/1.87     dependent: set(hyper_res).
% 1.66/1.87     dependent: clear(order_hyper).
% 1.66/1.87  
% 1.66/1.87  ------------> process usable:
% 1.66/1.87  ** KEPT (pick-wt=9): 1 [] p11(A,B)| -p11(C,A)| -p11(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 2 [] p9(A,B)| -p9(C,A)| -p9(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 3 [] p7(A,B)| -p7(C,A)| -p7(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 4 [] p6(A,B)| -p6(C,A)| -p6(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 5 [] p45(A,B)| -p45(C,A)| -p45(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 6 [] p43(A,B)| -p43(C,A)| -p43(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 7 [] p41(A,B)| -p41(C,A)| -p41(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 8 [] p4(A,B)| -p4(C,A)| -p4(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 9 [] p39(A,B)| -p39(C,A)| -p39(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 10 [] p37(A,B)| -p37(C,A)| -p37(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 11 [] p35(A,B)| -p35(C,A)| -p35(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 12 [] p33(A,B)| -p33(C,A)| -p33(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 13 [] p31(A,B)| -p31(C,A)| -p31(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 14 [] p3(A,B)| -p3(C,A)| -p3(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 15 [] p29(A,B)| -p29(C,A)| -p29(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 16 [] p27(A,B)| -p27(C,A)| -p27(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 17 [] p25(A,B)| -p25(C,A)| -p25(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 18 [] p23(A,B)| -p23(C,A)| -p23(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 19 [] p21(A,B)| -p21(C,A)| -p21(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 20 [] p2(A,B)| -p2(C,A)| -p2(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 21 [] p19(A,B)| -p19(C,A)| -p19(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 22 [] p17(A,B)| -p17(C,A)| -p17(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 23 [] p15(A,B)| -p15(C,A)| -p15(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 24 [] p14(A,B)| -p14(C,A)| -p14(C,B).
% 1.66/1.87  ** KEPT (pick-wt=9): 25 [] p12(A,B)| -p12(C,A)| -p12(C,B).
% 1.66/1.87  ** KEPT (pick-wt=11): 26 [] -p47(f5(c48,f13(f16(f18(c50,c51),c52),c53)),c55).
% 1.66/1.87  ** KEPT (pick-wt=11): 27 [] -p47(f20(f22(f24(f26(c56,A),B),C),D),D).
% 1.66/1.87  ** KEPT (pick-wt=12): 28 [] p47(A,B)| -p47(C,D)| -p7(D,B)| -p4(C,A).
% 1.66/1.87  ** KEPT (pick-wt=13): 29 [] p11(f16(A,B),f16(C,D))| -p14(A,C)| -p15(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 30 [] p6(f10(A,B),f10(C,D))| -p3(B,D)| -p9(A,C).
% 1.66/1.87  ** KEPT (pick-wt=13): 31 [] p43(f46(A,B),f46(C,D))| -p4(B,D)| -p45(A,C).
% 1.66/1.87  ** KEPT (pick-wt=13): 32 [] p41(f44(A,B),f44(C,D))| -p15(B,D)| -p43(A,C).
% 1.66/1.87  ** KEPT (pick-wt=13): 33 [] p4(f5(A,B),f5(C,D))| -p2(A,C)| -p3(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 34 [] p4(f20(A,B),f20(C,D))| -p19(A,C)| -p7(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 35 [] p39(f42(A,B),f42(C,D))| -p12(B,D)| -p41(A,C).
% 1.66/1.87  ** KEPT (pick-wt=13): 36 [] p37(f38(A,B),f38(C,D))| -p12(A,C)| -p7(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 37 [] p33(f36(A,B),f36(C,D))| -p35(A,C)| -p4(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 38 [] p31(f34(A,B),f34(C,D))| -p15(B,D)| -p33(A,C).
% 1.66/1.87  ** KEPT (pick-wt=13): 39 [] p3(f8(A,B),f8(C,D))| -p6(A,C)| -p7(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 40 [] p3(f13(A,B),f13(C,D))| -p11(A,C)| -p12(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 41 [] p29(f32(A,B),f32(C,D))| -p12(B,D)| -p31(A,C).
% 1.66/1.87  ** KEPT (pick-wt=13): 42 [] p27(f28(A,B),f28(C,D))| -p15(A,C)| -p7(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 43 [] p23(f26(A,B),f26(C,D))| -p25(A,C)| -p4(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 44 [] p21(f24(A,B),f24(C,D))| -p15(B,D)| -p23(A,C).
% 1.66/1.87  ** KEPT (pick-wt=13): 45 [] p19(f22(A,B),f22(C,D))| -p12(B,D)| -p21(A,C).
% 1.66/1.87  ** KEPT (pick-wt=13): 46 [] p15(f30(A,B),f30(C,D))| -p29(A,C)| -p7(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 47 [] p14(f18(A,B),f18(C,D))| -p17(A,C)| -p4(B,D).
% 1.66/1.87  ** KEPT (pick-wt=13): 48 [] p12(f40(A,B),f40(C,D))| -p39(A,C)| -p7(B,D).
% 1.66/1.87  ** KEPT (pick-wt=14): 49 [] p47(A,B)| -p47(f5(c48,f13(f16(f18(c50,A),C),D)),B).
% 1.66/1.87  ** KEPT (pick-wt=14): 50 [] p47(A,B)| -p47(f20(f22(f24(f26(c56,A),C),D),E),B).
% 1.66/1.87  ** KEPT (pick-wt=14): 51 [] p47(f5(c48,f13(f16(f18(c50,A),B),C)),D)| -p47(A,D).
% 1.66/1.87  ** KEPT (pick-wt=26): 52 [] p27(f28(f30(f32(f34(f36(c57,A),B),C),D),E),f28(B,E))| -p47(f20(f22(f24(f26(c56,A),B),C),D),E).
% 1.66/1.87  ** KEPT (pick-wt=26): 53 [] p37(f38(f40(f42(f44(f46(c58,A),B),C),D),E),f38(C,E))| -p47(f20(f22(f24(f26(c56,A),B),C),D),E).
% 1.66/1.87  
% 1.66/1.87  ------------> process sos:
% 1.66/1.87  ** KEPT (pick-wt=3): 54 [] p11(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 55 [] p9(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 56 [] p7(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 57 [] p6(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 58 [] p45(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 59 [] p43(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 60 [] p41(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 61 [] p4(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 62 [] p39(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 63 [] p37(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 64 [] p35(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 65 [] p33(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 66 [] p31(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 67 [] p3(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 68 [] p29(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 69 [] p27(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 70 [] p25(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 71 [] p23(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 72 [] p21(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 73 [] p2(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 74 [] p19(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 75 [] p17(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 76 [] p15(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 77 [] p14(A,A).
% 1.66/1.87  ** KEPT (pick-wt=3): 78 [] p12(A,A).
% 1.66/1.87  ** KEPT (pick-wt=15): 79 [] p47(f5(c48,f8(f10(c49,f13(f16(f18(c50,c51),c52),c53)),c54)),c55).
% 1.66/1.87  ** KEPT (pick-wt=43): 80 [] p3(f8(f10(c49,f13(f16(f18(c50,A),B),C)),D),f13(f16(f18(c50,f20(f22(f24(f26(c56,A),B),C),D)),f30(f32(f34(f36(c57,A),B),C),D)),f40(f42(f44(f46(c58,A),B),C),D))).
% 1.66/1.87  
% 1.66/1.87  ======= end of input processing =======
% 1.66/1.87  
% 1.66/1.87  =========== start of search ===========
% 1.66/1.87  
% 1.66/1.87  -------- PROOF -------- 
% 1.66/1.87  
% 1.66/1.87  ----> UNIT CONFLICT at   0.01 sec ----> 104 [binary,103.1,26.1] $F.
% 1.66/1.87  
% 1.66/1.87  Length of proof is 5.  Level of proof is 5.
% 1.66/1.87  
% 1.66/1.87  ---------------- PROOF ----------------
% 1.66/1.87  % SZS status Unsatisfiable
% 1.66/1.87  % SZS output start Refutation
% See solution above
% 1.66/1.87  ------------ end of proof -------------
% 1.66/1.87  
% 1.66/1.87  
% 1.66/1.87  Search stopped by max_proofs option.
% 1.66/1.87  
% 1.66/1.87  
% 1.66/1.87  Search stopped by max_proofs option.
% 1.66/1.87  
% 1.66/1.87  ============ end of search ============
% 1.66/1.87  
% 1.66/1.87  -------------- statistics -------------
% 1.66/1.87  clauses given                 37
% 1.66/1.87  clauses generated            119
% 1.66/1.87  clauses kept                 103
% 1.66/1.87  clauses forward subsumed      96
% 1.66/1.87  clauses back subsumed          1
% 1.66/1.87  Kbytes malloced             2929
% 1.66/1.87  
% 1.66/1.87  ----------- times (seconds) -----------
% 1.66/1.87  user CPU time          0.01          (0 hr, 0 min, 0 sec)
% 1.66/1.87  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.66/1.87  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.66/1.87  
% 1.66/1.87  That finishes the proof of the theorem.
% 1.66/1.87  
% 1.66/1.87  Process 26534 finished Wed Jul 27 11:14:37 2022
% 1.66/1.87  Otter interrupted
% 1.66/1.87  PROOF FOUND
%------------------------------------------------------------------------------