%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : CSR099+5 : TPTP v9.3.1. Bugfixed v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n013.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Thu Sep 24 12:13:40 PM UTC 2026
% Result : Theorem 24.84s 4.08s
% Output : CNFRefutation 15.95s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 9
% Syntax : Number of formulae : 34 ( 14 unt; 4 def)
% Number of atoms : 69 ( 9 equ)
% Maximal formula atoms : 5 ( 2 avg)
% Number of connectives : 59 ( 24 ~; 24 |; 4 &)
% ( 4 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 8 ( 6 usr; 5 prp; 0-2 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 12 ( 12 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f26,axiom,
! [V__X,V__Y] :
( s__subclass(V__X,V__Y)
=> ( s__instance(V__Y,s__SetOrClass)
& s__instance(V__X,s__SetOrClass) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f1440,axiom,
! [V__INST1,V__INST2] :
( ( s__instance(V__INST1,s__SetOrClass)
& s__instance(V__INST2,s__SetOrClass) )
=> ( ( s__subclass(V__INST2,V__INST1)
& s__subclass(V__INST1,V__INST2) )
=> V__INST1 = V__INST2 ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f16750,axiom,
s__subclass(s__Class30_1,s__Reptile),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f16751,axiom,
s__subclass(s__Reptile,s__Class30_1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f16752,conjecture,
s__Class30_1 = s__Reptile,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f16753,negated_conjecture,
s__Class30_1 != s__Reptile,
inference(negated_conjecture,[status(cth)],[f16752]) ).
fof(f16793,plain,
! [V__X,V__Y] :
( ( s__instance(V__Y,s__SetOrClass)
& s__instance(V__X,s__SetOrClass) )
| ~ s__subclass(V__X,V__Y) ),
inference(pre_NNF_transformation,[status(thm)],[f26]) ).
fof(f16794,plain,
! [X0,X1] :
( s__instance(X0,s__SetOrClass)
| ~ s__subclass(X0,X1) ),
inference(cnf_transformation,[status(thm)],[f16793]) ).
fof(f19531,plain,
! [V__INST1,V__INST2] :
( V__INST1 = V__INST2
| ~ s__subclass(V__INST2,V__INST1)
| ~ s__subclass(V__INST1,V__INST2)
| ~ s__instance(V__INST1,s__SetOrClass)
| ~ s__instance(V__INST2,s__SetOrClass) ),
inference(pre_NNF_transformation,[status(thm)],[f1440]) ).
fof(f19532,plain,
! [X0,X1] :
( X1 = X0
| ~ s__subclass(X0,X1)
| ~ s__subclass(X1,X0)
| ~ s__instance(X1,s__SetOrClass)
| ~ s__instance(X0,s__SetOrClass) ),
inference(cnf_transformation,[status(thm)],[f19531]) ).
fof(f44207,plain,
s__subclass(s__Class30_1,s__Reptile),
inference(cnf_transformation,[status(thm)],[f16750]) ).
fof(f44208,plain,
s__subclass(s__Reptile,s__Class30_1),
inference(cnf_transformation,[status(thm)],[f16751]) ).
fof(f44209,plain,
s__Class30_1 != s__Reptile,
inference(cnf_transformation,[status(thm)],[f16753]) ).
fof(f45315,definition,
( sQ240_spl
<=> s__instance(s__Class30_1,s__SetOrClass) ),
introduced(definition,[new_symbols(definition,[sQ240_spl])],[split_symbol_definition]) ).
fof(f45317,plain,
( sQ240_spl
| ~ s__instance(s__Class30_1,s__SetOrClass) ),
inference(component_clause,[status(thm)],[f45315]) ).
fof(f45321,definition,
( sQ242_spl
<=> s__instance(s__Reptile,s__SetOrClass) ),
introduced(definition,[new_symbols(definition,[sQ242_spl])],[split_symbol_definition]) ).
fof(f45323,plain,
( sQ242_spl
| ~ s__instance(s__Reptile,s__SetOrClass) ),
inference(component_clause,[status(thm)],[f45321]) ).
fof(f45324,definition,
( sQ243_spl
<=> s__Reptile = s__Class30_1 ),
introduced(definition,[new_symbols(definition,[sQ243_spl])],[split_symbol_definition]) ).
fof(f45325,plain,
( ~ sQ243_spl
| s__Reptile = s__Class30_1 ),
inference(component_clause,[status(thm)],[f45324]) ).
fof(f45332,plain,
( ~ sQ243_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f45325,f44209]) ).
fof(f45333,plain,
~ sQ243_spl,
inference(contradiction_clause,[status(thm)],[f45332]) ).
fof(f45341,plain,
s__instance(s__Reptile,s__SetOrClass),
inference(resolution,[status(thm)],[f16794,f44208]) ).
fof(f45342,plain,
s__instance(s__Class30_1,s__SetOrClass),
inference(resolution,[status(thm)],[f16794,f44207]) ).
fof(f45343,plain,
( sQ242_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f45341,f45323]) ).
fof(f45344,plain,
sQ242_spl,
inference(contradiction_clause,[status(thm)],[f45343]) ).
fof(f45345,plain,
( sQ240_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f45342,f45317]) ).
fof(f45346,plain,
sQ240_spl,
inference(contradiction_clause,[status(thm)],[f45345]) ).
fof(f51234,definition,
( sQ1103_spl
<=> s__subclass(s__Reptile,s__Class30_1) ),
introduced(definition,[new_symbols(definition,[sQ1103_spl])],[split_symbol_definition]) ).
fof(f51236,plain,
( sQ1103_spl
| ~ s__subclass(s__Reptile,s__Class30_1) ),
inference(component_clause,[status(thm)],[f51234]) ).
fof(f60556,plain,
( s__Class30_1 = s__Reptile
| ~ s__subclass(s__Reptile,s__Class30_1)
| ~ s__instance(s__Class30_1,s__SetOrClass)
| ~ s__instance(s__Reptile,s__SetOrClass) ),
inference(resolution,[status(thm)],[f19532,f44207]) ).
fof(f61598,plain,
( sQ243_spl
| ~ sQ1103_spl
| ~ sQ240_spl
| ~ sQ242_spl ),
inference(split_clause,[status(thm)],[f60556,f45321,f45315,f51234,f45324]) ).
fof(f61793,plain,
( sQ1103_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f51236,f44208]) ).
fof(f61794,plain,
sQ1103_spl,
inference(contradiction_clause,[status(thm)],[f61793]) ).
fof(f61795,plain,
$false,
inference(sat_refutation,[status(thm)],[f45333,f45344,f45346,f61598,f61794]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : CSR099+5 : TPTP v9.3.1. Bugfixed v7.3.0.
% 0.00/0.03 % Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.34 % Computer : n013.cluster.edu
% 0.08/0.34 % Model : x86_64 x86_64
% 0.08/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.34 % Memory : 8046.5625MB
% 0.08/0.34 % OS : Linux 6.8.0-71-generic
% 0.08/0.34 % CPULimit : 300
% 0.08/0.34 % WCLimit : 300
% 0.08/0.34 % DateTime : Mon Sep 21 14:57:51 UTC 2026
% 0.08/0.35 % CPUTime :
% 0.66/0.92 % Drodi V4.1.1
% 24.84/4.08 % Refutation found
% 24.84/4.08 % SZS status Theorem for theBenchmark: Theorem is valid
% 24.84/4.08 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 15.95/4.25 % Elapsed time: 3.879213 seconds
% 15.95/4.25 % CPU time: 25.890053 seconds
% 15.95/4.25 % Total memory used: 1.164 GB
% 15.95/4.25 % Net memory used: 1.157 GB
%------------------------------------------------------------------------------