TSTP Solution File: SWC419-1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SWC419-1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n029.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 : Thu Aug 31 20:43:17 EDT 2023

% Result   : Unsatisfiable 142.19s 19.36s
% Output   : CNFRefutation 142.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :   19
% Syntax   : Number of clauses     :   48 (   7 unt;   0 nHn;  48 RR)
%            Number of literals    :  126 (  73 equ;  80 neg)
%            Maximal clause size   :    5 (   2 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   7 con; 0-2 aty)
%            Number of variables   :   57 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_51,negated_conjecture,
    ssList(sk3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_3) ).

cnf(c_53,negated_conjecture,
    sk2 = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).

cnf(c_54,negated_conjecture,
    sk1 = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).

cnf(c_55,negated_conjecture,
    neq(sk2,nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).

cnf(c_56,negated_conjecture,
    ( app(app(X0,cons(X1,nil)),X2) != sk2
    | app(app(X2,cons(X1,nil)),X0) != sk1
    | ~ ssList(X0)
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).

cnf(c_58,negated_conjecture,
    ( ~ neq(sk4,nil)
    | ssItem(sk5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_10) ).

cnf(c_59,negated_conjecture,
    ( ~ neq(sk4,nil)
    | ssList(sk6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_11) ).

cnf(c_60,negated_conjecture,
    ( ~ neq(sk4,nil)
    | app(cons(sk5,nil),sk6) = sk4 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_12) ).

cnf(c_61,negated_conjecture,
    ( ~ neq(sk4,nil)
    | app(sk6,cons(sk5,nil)) = sk3 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_13) ).

cnf(c_69,plain,
    ssList(nil),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause8) ).

cnf(c_122,plain,
    ( ~ ssList(X0)
    | frontsegP(X0,X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause61) ).

cnf(c_134,plain,
    ( ~ ssList(X0)
    | app(X0,nil) = X0 ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause73) ).

cnf(c_135,plain,
    ( ~ ssList(X0)
    | app(nil,X0) = X0 ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause74) ).

cnf(c_145,plain,
    ( ~ frontsegP(nil,X0)
    | ~ ssList(X0)
    | X0 = nil ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause84) ).

cnf(c_146,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ssList(app(X1,X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause85) ).

cnf(c_147,plain,
    ( ~ ssList(X0)
    | ~ ssItem(X1)
    | ssList(cons(X1,X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause86) ).

cnf(c_210,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | app(app(X2,X1),X0) = app(X2,app(X1,X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause149) ).

cnf(c_290,plain,
    ( ~ ssList(nil)
    | frontsegP(nil,nil) ),
    inference(instantiation,[status(thm)],[c_122]) ).

cnf(c_308,plain,
    ( ~ frontsegP(nil,nil)
    | ~ ssList(nil)
    | nil = nil ),
    inference(instantiation,[status(thm)],[c_145]) ).

cnf(c_430,plain,
    ( X0 != X1
    | X2 != X1
    | X2 = X0 ),
    theory(equality) ).

cnf(c_435,plain,
    ( X0 != X1
    | X2 != X3
    | app(X0,X2) = app(X1,X3) ),
    theory(equality) ).

cnf(c_1767,plain,
    neq(sk4,nil),
    inference(demodulation,[status(thm)],[c_55,c_53]) ).

cnf(c_5237,plain,
    ( X0 != X1
    | sk2 != X1
    | sk2 = X0 ),
    inference(instantiation,[status(thm)],[c_430]) ).

cnf(c_6468,plain,
    ( X0 != sk3
    | sk1 = X0 ),
    inference(resolution,[status(thm)],[c_430,c_54]) ).

cnf(c_6925,plain,
    ( ~ ssList(sk3)
    | sk1 = app(sk3,nil) ),
    inference(resolution,[status(thm)],[c_6468,c_134]) ).

cnf(c_11567,plain,
    ( X0 != sk4
    | sk2 != sk4
    | sk2 = X0 ),
    inference(instantiation,[status(thm)],[c_5237]) ).

cnf(c_13093,plain,
    ( ~ ssList(X0)
    | ~ ssItem(sk5)
    | ssList(cons(sk5,X0)) ),
    inference(instantiation,[status(thm)],[c_147]) ).

cnf(c_13096,plain,
    ( ~ ssList(nil)
    | ~ ssItem(sk5)
    | ssList(cons(sk5,nil)) ),
    inference(instantiation,[status(thm)],[c_13093]) ).

cnf(c_13117,plain,
    ( app(cons(sk5,nil),sk6) != sk4
    | sk2 != sk4
    | sk2 = app(cons(sk5,nil),sk6) ),
    inference(instantiation,[status(thm)],[c_11567]) ).

cnf(c_16146,plain,
    ( X0 != app(cons(sk5,nil),sk6)
    | sk2 != app(cons(sk5,nil),sk6)
    | sk2 = X0 ),
    inference(instantiation,[status(thm)],[c_5237]) ).

cnf(c_21331,plain,
    ( app(nil,app(cons(sk5,nil),sk6)) != app(cons(sk5,nil),sk6)
    | sk2 != app(cons(sk5,nil),sk6)
    | sk2 = app(nil,app(cons(sk5,nil),sk6)) ),
    inference(instantiation,[status(thm)],[c_16146]) ).

cnf(c_21332,plain,
    ( ~ ssList(app(cons(sk5,nil),sk6))
    | app(nil,app(cons(sk5,nil),sk6)) = app(cons(sk5,nil),sk6) ),
    inference(instantiation,[status(thm)],[c_135]) ).

cnf(c_25056,plain,
    ( ~ ssList(cons(sk5,nil))
    | ~ ssList(sk6)
    | ssList(app(cons(sk5,nil),sk6)) ),
    inference(instantiation,[status(thm)],[c_146]) ).

cnf(c_138007,plain,
    ( app(app(X0,cons(X1,nil)),X2) != X3
    | sk1 != X3
    | app(app(X0,cons(X1,nil)),X2) = sk1 ),
    inference(instantiation,[status(thm)],[c_430]) ).

cnf(c_147672,plain,
    ( ~ ssList(cons(X0,nil))
    | ~ ssList(X1)
    | ~ ssList(X2)
    | app(app(X2,cons(X0,nil)),X1) = app(X2,app(cons(X0,nil),X1)) ),
    inference(instantiation,[status(thm)],[c_210]) ).

cnf(c_147685,plain,
    ( app(app(X0,cons(X1,nil)),X2) != X3
    | X4 != X3
    | app(app(X0,cons(X1,nil)),X2) = X4 ),
    inference(instantiation,[status(thm)],[c_430]) ).

cnf(c_147687,plain,
    ( app(X0,cons(X1,nil)) != X2
    | X3 != X4
    | app(app(X0,cons(X1,nil)),X3) = app(X2,X4) ),
    inference(instantiation,[status(thm)],[c_435]) ).

cnf(c_148142,plain,
    ( app(app(X0,cons(X1,nil)),X2) != app(sk3,nil)
    | sk1 != app(sk3,nil)
    | app(app(X0,cons(X1,nil)),X2) = sk1 ),
    inference(instantiation,[status(thm)],[c_138007]) ).

cnf(c_154345,plain,
    ( app(sk6,cons(sk5,nil)) != sk3
    | X0 != X1
    | app(app(sk6,cons(sk5,nil)),X0) = app(sk3,X1) ),
    inference(instantiation,[status(thm)],[c_147687]) ).

cnf(c_154346,plain,
    ( app(sk6,cons(sk5,nil)) != sk3
    | nil != nil
    | app(app(sk6,cons(sk5,nil)),nil) = app(sk3,nil) ),
    inference(instantiation,[status(thm)],[c_154345]) ).

cnf(c_157728,plain,
    ( app(app(sk6,cons(sk5,nil)),X0) != app(sk3,nil)
    | sk1 != app(sk3,nil)
    | app(app(sk6,cons(sk5,nil)),X0) = sk1 ),
    inference(instantiation,[status(thm)],[c_148142]) ).

cnf(c_157729,plain,
    ( app(app(sk6,cons(sk5,nil)),nil) != app(sk3,nil)
    | sk1 != app(sk3,nil)
    | app(app(sk6,cons(sk5,nil)),nil) = sk1 ),
    inference(instantiation,[status(thm)],[c_157728]) ).

cnf(c_168734,plain,
    ( app(app(X0,cons(X1,nil)),X2) != X3
    | sk2 != X3
    | app(app(X0,cons(X1,nil)),X2) = sk2 ),
    inference(instantiation,[status(thm)],[c_147685]) ).

cnf(c_183597,plain,
    ( app(app(nil,cons(sk5,nil)),sk6) != sk2
    | app(app(sk6,cons(sk5,nil)),nil) != sk1
    | ~ ssList(nil)
    | ~ ssList(sk6)
    | ~ ssItem(sk5) ),
    inference(instantiation,[status(thm)],[c_56]) ).

cnf(c_305678,plain,
    ( app(app(X0,cons(X1,nil)),X2) != app(nil,app(cons(sk5,nil),sk6))
    | sk2 != app(nil,app(cons(sk5,nil),sk6))
    | app(app(X0,cons(X1,nil)),X2) = sk2 ),
    inference(instantiation,[status(thm)],[c_168734]) ).

cnf(c_310416,plain,
    ( app(app(nil,cons(sk5,nil)),sk6) != app(nil,app(cons(sk5,nil),sk6))
    | sk2 != app(nil,app(cons(sk5,nil),sk6))
    | app(app(nil,cons(sk5,nil)),sk6) = sk2 ),
    inference(instantiation,[status(thm)],[c_305678]) ).

cnf(c_310417,plain,
    ( ~ ssList(cons(sk5,nil))
    | ~ ssList(nil)
    | ~ ssList(sk6)
    | app(app(nil,cons(sk5,nil)),sk6) = app(nil,app(cons(sk5,nil),sk6)) ),
    inference(instantiation,[status(thm)],[c_147672]) ).

cnf(c_310418,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_310417,c_310416,c_183597,c_157729,c_154346,c_25056,c_21332,c_21331,c_13117,c_13096,c_6925,c_1767,c_60,c_61,c_308,c_290,c_58,c_59,c_53,c_69,c_51]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SWC419-1 : TPTP v8.1.2. Released v2.4.0.
% 0.03/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.33  % Computer : n029.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
% 0.13/0.33  % DateTime : Mon Aug 28 18:25:11 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.20/0.46  Running first-order theorem proving
% 0.20/0.46  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 142.19/19.36  % SZS status Started for theBenchmark.p
% 142.19/19.36  % SZS status Unsatisfiable for theBenchmark.p
% 142.19/19.36  
% 142.19/19.36  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 142.19/19.36  
% 142.19/19.36  ------  iProver source info
% 142.19/19.36  
% 142.19/19.36  git: date: 2023-05-31 18:12:56 +0000
% 142.19/19.36  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 142.19/19.36  git: non_committed_changes: false
% 142.19/19.36  git: last_make_outside_of_git: false
% 142.19/19.36  
% 142.19/19.36  ------ Parsing...successful
% 142.19/19.36  
% 142.19/19.36  
% 142.19/19.36  
% 142.19/19.36  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 1 0s  sf_e 
% 142.19/19.36  
% 142.19/19.36  ------ Preprocessing...
% 142.19/19.36  
% 142.19/19.36  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 142.19/19.36  ------ Proving...
% 142.19/19.36  ------ Problem Properties 
% 142.19/19.36  
% 142.19/19.36  
% 142.19/19.36  clauses                                 194
% 142.19/19.36  conjectures                             13
% 142.19/19.36  EPR                                     64
% 142.19/19.36  Horn                                    164
% 142.19/19.36  unary                                   61
% 142.19/19.36  binary                                  30
% 142.19/19.36  lits                                    583
% 142.19/19.36  lits eq                                 79
% 142.19/19.36  fd_pure                                 0
% 142.19/19.36  fd_pseudo                               0
% 142.19/19.36  fd_cond                                 15
% 142.19/19.36  fd_pseudo_cond                          16
% 142.19/19.36  AC symbols                              0
% 142.19/19.36  
% 142.19/19.36  ------ Input Options Time Limit: Unbounded
% 142.19/19.36  
% 142.19/19.36  
% 142.19/19.36  ------ 
% 142.19/19.36  Current options:
% 142.19/19.36  ------ 
% 142.19/19.36  
% 142.19/19.36  
% 142.19/19.36  
% 142.19/19.36  
% 142.19/19.36  ------ Proving...
% 142.19/19.36  
% 142.19/19.36  
% 142.19/19.36  % SZS status Unsatisfiable for theBenchmark.p
% 142.19/19.36  
% 142.19/19.36  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 142.19/19.36  
% 142.19/19.37  
%------------------------------------------------------------------------------