TSTP Solution File: GRP001-2 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : GRP001-2 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s

% Computer : n012.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 Aug 31 16:18:51 EDT 2022

% Result   : Unsatisfiable 0.18s 0.50s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   21 (  21 unt;   0 def)
%            Number of atoms       :   21 (  20 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   5 con; 0-2 aty)
%            Number of variables   :   16 (  16   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f150,plain,
    $false,
    inference(trivial_inequality_removal,[],[f149]) ).

fof(f149,plain,
    c != c,
    inference(superposition,[],[f10,f145]) ).

fof(f145,plain,
    c = sF0,
    inference(forward_demodulation,[],[f141,f40]) ).

fof(f40,plain,
    ! [X9] : multiply(inverse(X9),identity) = X9,
    inference(superposition,[],[f32,f2]) ).

fof(f2,axiom,
    ! [X0] : identity = multiply(inverse(X0),X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',left_inverse) ).

fof(f32,plain,
    ! [X0,X1] : multiply(X0,multiply(X0,X1)) = X1,
    inference(forward_demodulation,[],[f17,f1]) ).

fof(f1,axiom,
    ! [X0] : multiply(identity,X0) = X0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',left_identity) ).

fof(f17,plain,
    ! [X0,X1] : multiply(identity,X1) = multiply(X0,multiply(X0,X1)),
    inference(superposition,[],[f3,f6]) ).

fof(f6,axiom,
    ! [X0] : identity = multiply(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',squareness) ).

fof(f3,axiom,
    ! [X2,X0,X1] : multiply(multiply(X0,X1),X2) = multiply(X0,multiply(X1,X2)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',associativity) ).

fof(f141,plain,
    multiply(inverse(c),identity) = sF0,
    inference(superposition,[],[f33,f135]) ).

fof(f135,plain,
    identity = multiply(c,sF0),
    inference(forward_demodulation,[],[f119,f6]) ).

fof(f119,plain,
    multiply(c,sF0) = multiply(a,a),
    inference(superposition,[],[f23,f42]) ).

fof(f42,plain,
    a = multiply(b,sF0),
    inference(superposition,[],[f32,f9]) ).

fof(f9,plain,
    multiply(b,a) = sF0,
    introduced(function_definition,[]) ).

fof(f23,plain,
    ! [X14] : multiply(c,X14) = multiply(a,multiply(b,X14)),
    inference(superposition,[],[f3,f7]) ).

fof(f7,axiom,
    multiply(a,b) = c,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_times_b_is_c) ).

fof(f33,plain,
    ! [X12,X13] : multiply(inverse(X12),multiply(X12,X13)) = X13,
    inference(forward_demodulation,[],[f22,f1]) ).

fof(f22,plain,
    ! [X12,X13] : multiply(inverse(X12),multiply(X12,X13)) = multiply(identity,X13),
    inference(superposition,[],[f3,f2]) ).

fof(f10,plain,
    c != sF0,
    inference(definition_folding,[],[f8,f9]) ).

fof(f8,axiom,
    c != multiply(b,a),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_b_times_a_is_c) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem    : GRP001-2 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.33  % Computer : n012.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit   : 300
% 0.12/0.33  % WCLimit    : 300
% 0.12/0.33  % DateTime   : Mon Aug 29 22:05:36 EDT 2022
% 0.12/0.33  % CPUTime    : 
% 0.18/0.48  % (19945)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.18/0.49  % (19961)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.18/0.50  % (19952)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.18/0.50  % (19958)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.18/0.50  % (19963)ott+10_1:8_bsd=on:fsd=on:lcm=predicate:nwc=5.0:s2a=on:s2at=1.5:spb=goal_then_units:i=176:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/176Mi)
% 0.18/0.50  % (19945)First to succeed.
% 0.18/0.50  % (19945)Refutation found. Thanks to Tanya!
% 0.18/0.50  % SZS status Unsatisfiable for theBenchmark
% 0.18/0.50  % SZS output start Proof for theBenchmark
% See solution above
% 0.18/0.50  % (19945)------------------------------
% 0.18/0.50  % (19945)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.50  % (19945)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.50  % (19945)Termination reason: Refutation
% 0.18/0.50  
% 0.18/0.50  % (19945)Memory used [KB]: 5500
% 0.18/0.50  % (19945)Time elapsed: 0.110 s
% 0.18/0.50  % (19945)Instructions burned: 4 (million)
% 0.18/0.50  % (19945)------------------------------
% 0.18/0.50  % (19945)------------------------------
% 0.18/0.50  % (19939)Success in time 0.162 s
%------------------------------------------------------------------------------