%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : CSR099+2 : TPTP v9.3.1. Bugfixed v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n011.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 56.53s 8.23s
% Output : CNFRefutation 52.72s
% 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/sandbox2/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/sandbox2/benchmark/theBenchmark.p') ).
fof(f37983,axiom,
s__subclass(s__Class30_1,s__Reptile),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f37984,axiom,
s__subclass(s__Reptile,s__Class30_1),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f37985,conjecture,
s__Class30_1 = s__Reptile,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f37986,negated_conjecture,
s__Class30_1 != s__Reptile,
inference(negated_conjecture,[status(cth)],[f37985]) ).
fof(f38026,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(f38027,plain,
! [X0,X1] :
( s__instance(X0,s__SetOrClass)
| ~ s__subclass(X0,X1) ),
inference(cnf_transformation,[status(thm)],[f38026]) ).
fof(f40764,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(f40765,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)],[f40764]) ).
fof(f86673,plain,
s__subclass(s__Class30_1,s__Reptile),
inference(cnf_transformation,[status(thm)],[f37983]) ).
fof(f86674,plain,
s__subclass(s__Reptile,s__Class30_1),
inference(cnf_transformation,[status(thm)],[f37984]) ).
fof(f86675,plain,
s__Class30_1 != s__Reptile,
inference(cnf_transformation,[status(thm)],[f37986]) ).
fof(f87793,definition,
( sQ240_spl
<=> s__instance(s__Reptile,s__SetOrClass) ),
introduced(definition,[new_symbols(definition,[sQ240_spl])],[split_symbol_definition]) ).
fof(f87795,plain,
( sQ240_spl
| ~ s__instance(s__Reptile,s__SetOrClass) ),
inference(component_clause,[status(thm)],[f87793]) ).
fof(f87799,definition,
( sQ242_spl
<=> s__instance(s__Class30_1,s__SetOrClass) ),
introduced(definition,[new_symbols(definition,[sQ242_spl])],[split_symbol_definition]) ).
fof(f87801,plain,
( sQ242_spl
| ~ s__instance(s__Class30_1,s__SetOrClass) ),
inference(component_clause,[status(thm)],[f87799]) ).
fof(f87802,definition,
( sQ243_spl
<=> s__Class30_1 = s__Reptile ),
introduced(definition,[new_symbols(definition,[sQ243_spl])],[split_symbol_definition]) ).
fof(f87803,plain,
( ~ sQ243_spl
| s__Class30_1 = s__Reptile ),
inference(component_clause,[status(thm)],[f87802]) ).
fof(f87930,plain,
( ~ sQ243_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f87803,f86675]) ).
fof(f87931,plain,
~ sQ243_spl,
inference(contradiction_clause,[status(thm)],[f87930]) ).
fof(f87939,plain,
s__instance(s__Class30_1,s__SetOrClass),
inference(resolution,[status(thm)],[f38027,f86673]) ).
fof(f87940,plain,
s__instance(s__Reptile,s__SetOrClass),
inference(resolution,[status(thm)],[f38027,f86674]) ).
fof(f87953,plain,
( sQ242_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f87939,f87801]) ).
fof(f87954,plain,
sQ242_spl,
inference(contradiction_clause,[status(thm)],[f87953]) ).
fof(f87955,plain,
( sQ240_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f87940,f87795]) ).
fof(f87956,plain,
sQ240_spl,
inference(contradiction_clause,[status(thm)],[f87955]) ).
fof(f107092,plain,
( s__Reptile = s__Class30_1
| ~ s__subclass(s__Reptile,s__Class30_1)
| ~ s__instance(s__Reptile,s__SetOrClass)
| ~ s__instance(s__Class30_1,s__SetOrClass) ),
inference(resolution,[status(thm)],[f86673,f40765]) ).
fof(f107094,definition,
( sQ2458_spl
<=> s__subclass(s__Reptile,s__Class30_1) ),
introduced(definition,[new_symbols(definition,[sQ2458_spl])],[split_symbol_definition]) ).
fof(f107096,plain,
( sQ2458_spl
| ~ s__subclass(s__Reptile,s__Class30_1) ),
inference(component_clause,[status(thm)],[f107094]) ).
fof(f107097,plain,
( sQ243_spl
| ~ sQ2458_spl
| ~ sQ240_spl
| ~ sQ242_spl ),
inference(split_clause,[status(thm)],[f107092,f87799,f87793,f107094,f87802]) ).
fof(f107099,plain,
( sQ2458_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f107096,f86674]) ).
fof(f107100,plain,
sQ2458_spl,
inference(contradiction_clause,[status(thm)],[f107099]) ).
fof(f107101,plain,
$false,
inference(sat_refutation,[status(thm)],[f87931,f87954,f87956,f107097,f107100]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : CSR099+2 : TPTP v9.3.1. Bugfixed v7.3.0.
% 0.00/0.03 % Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.08/0.34 % Computer : n011.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 14:58:10 UTC 2026
% 0.08/0.35 % CPUTime :
% 0.89/1.16 % Drodi V4.1.1
% 56.53/8.23 % Refutation found
% 56.53/8.23 % SZS status Theorem for theBenchmark: Theorem is valid
% 56.53/8.23 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 2.69/8.55 % Elapsed time: 8.156520 seconds
% 2.69/8.55 % CPU time: 57.408542 seconds
% 2.69/8.55 % Total memory used: 1.925 GB
% 2.69/8.55 % Net memory used: 1.915 GB
%------------------------------------------------------------------------------