%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : KRS137+1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n012.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 01:00:19 PM UTC 2026
% Result : Theorem 0.03s 0.30s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : KRS137+1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.02 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.03/0.29 % Computer : n012.cluster.edu
% 0.03/0.29 % Model : x86_64 x86_64
% 0.03/0.29 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.03/0.29 % Memory : 8046.5625MB
% 0.03/0.29 % OS : Linux 6.8.0-71-generic
% 0.03/0.29 % CPULimit : 300
% 0.03/0.29 % WCLimit : 300
% 0.03/0.29 % DateTime : Sun Sep 20 22:54:06 UTC 2026
% 0.03/0.29 % CPUTime :
% 0.03/0.30 % Drodi V4.1.1
% 0.03/0.30 % Refutation found
% 0.03/0.30 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.03/0.30 % SZS output start CNFRefutation for theBenchmark
% 0.03/0.30 fof(f1,axiom,(
% 0.03/0.30 (! [X] :( cowlThing(X)& ~ cowlNothing(X) ) )),
% 0.03/0.30 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.30 fof(f2,axiom,(
% 0.03/0.30 (! [X] :( xsd_string(X)<=> ~ xsd_integer(X) ) )),
% 0.03/0.30 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.30 fof(f3,axiom,(
% 0.03/0.30 (! [X] :( cCar(X)<=> cAutomobile(X) ) )),
% 0.03/0.30 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.30 fof(f5,axiom,(
% 0.03/0.30 cAutomobile(iauto) ),
% 0.03/0.30 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.30 fof(f7,axiom,(
% 0.03/0.30 cCar(icar) ),
% 0.03/0.30 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.30 fof(f8,conjecture,(
% 0.03/0.30 ( (! [X] :( cowlThing(X)& ~ cowlNothing(X) ))& (! [X] :( xsd_string(X)<=> ~ xsd_integer(X) ))& cCar(iauto)& cowlThing(iauto)& cowlThing(icar)& cAutomobile(icar) ) ),
% 0.03/0.30 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.30 fof(f9,negated_conjecture,(
% 0.03/0.30 ~(( (! [X] :( cowlThing(X)& ~ cowlNothing(X) ))& (! [X] :( xsd_string(X)<=> ~ xsd_integer(X) ))& cCar(iauto)& cowlThing(iauto)& cowlThing(icar)& cAutomobile(icar) ) )),
% 0.03/0.30 inference(negated_conjecture,[status(cth)],[f8])).
% 0.03/0.30 fof(f10,plain,(
% 0.03/0.30 (![X]: cowlThing(X))&(![X]: ~cowlNothing(X))),
% 0.03/0.30 inference(miniscoping,[status(thm)],[f1])).
% 0.03/0.30 fof(f11,plain,(
% 0.03/0.30 ![X0]: (cowlThing(X0))),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f10])).
% 0.03/0.30 fof(f12,plain,(
% 0.03/0.30 ![X0]: (~cowlNothing(X0))),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f10])).
% 0.03/0.30 fof(f13,plain,(
% 0.03/0.30 ![X]: ((~xsd_string(X)|~xsd_integer(X))&(xsd_string(X)|xsd_integer(X)))),
% 0.03/0.30 inference(NNF_transformation,[status(thm)],[f2])).
% 0.03/0.30 fof(f14,plain,(
% 0.03/0.30 (![X]: (~xsd_string(X)|~xsd_integer(X)))&(![X]: (xsd_string(X)|xsd_integer(X)))),
% 0.03/0.30 inference(miniscoping,[status(thm)],[f13])).
% 0.03/0.30 fof(f15,plain,(
% 0.03/0.30 ![X0]: (~xsd_string(X0)|~xsd_integer(X0))),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f14])).
% 0.03/0.30 fof(f16,plain,(
% 0.03/0.30 ![X0]: (xsd_string(X0)|xsd_integer(X0))),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f14])).
% 0.03/0.30 fof(f17,plain,(
% 0.03/0.30 ![X]: ((~cCar(X)|cAutomobile(X))&(cCar(X)|~cAutomobile(X)))),
% 0.03/0.30 inference(NNF_transformation,[status(thm)],[f3])).
% 0.03/0.30 fof(f18,plain,(
% 0.03/0.30 (![X]: (~cCar(X)|cAutomobile(X)))&(![X]: (cCar(X)|~cAutomobile(X)))),
% 0.03/0.30 inference(miniscoping,[status(thm)],[f17])).
% 0.03/0.30 fof(f19,plain,(
% 0.03/0.30 ![X0]: (~cCar(X0)|cAutomobile(X0))),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f18])).
% 0.03/0.30 fof(f20,plain,(
% 0.03/0.30 ![X0]: (cCar(X0)|~cAutomobile(X0))),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f18])).
% 0.03/0.30 fof(f22,plain,(
% 0.03/0.30 cAutomobile(iauto)),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f5])).
% 0.03/0.30 fof(f24,plain,(
% 0.03/0.30 cCar(icar)),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f7])).
% 0.03/0.30 fof(f25,plain,(
% 0.03/0.30 ((((((?[X]: (~cowlThing(X)|cowlNothing(X)))|(?[X]: (xsd_string(X)<~>~xsd_integer(X))))|~cCar(iauto))|~cowlThing(iauto))|~cowlThing(icar))|~cAutomobile(icar))),
% 0.03/0.30 inference(pre_NNF_transformation,[status(thm)],[f9])).
% 0.03/0.30 fof(f26,plain,(
% 0.03/0.30 (((((?[X]: (~cowlThing(X)|cowlNothing(X)))|(?[X]: ((xsd_string(X)|~xsd_integer(X))&(~xsd_string(X)|xsd_integer(X)))))|~cCar(iauto))|~cowlThing(iauto))|~cowlThing(icar))|~cAutomobile(icar)),
% 0.03/0.30 inference(NNF_transformation,[status(thm)],[f25])).
% 0.03/0.30 fof(f27,plain,(
% 0.03/0.30 ((((((?[X]: ~cowlThing(X))|(?[X]: cowlNothing(X)))|(?[X]: ((xsd_string(X)|~xsd_integer(X))&(~xsd_string(X)|xsd_integer(X)))))|~cCar(iauto))|~cowlThing(iauto))|~cowlThing(icar))|~cAutomobile(icar)),
% 0.03/0.30 inference(miniscoping,[status(thm)],[f26])).
% 0.03/0.30 fof(f28,plain,(
% 0.03/0.30 (((((~cowlThing(sK0_skl)|cowlNothing(sK1_skl))|((xsd_string(sK2_skl)|~xsd_integer(sK2_skl))&(~xsd_string(sK2_skl)|xsd_integer(sK2_skl))))|~cCar(iauto))|~cowlThing(iauto))|~cowlThing(icar))|~cAutomobile(icar)),
% 0.03/0.30 inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl,sK1_skl,sK2_skl]),skolemize(X,sK0_skl),skolemize(X,sK1_skl),skolemize(X,sK2_skl)],[f27])).
% 0.03/0.30 fof(f29,plain,(
% 0.03/0.30 ~cowlThing(sK0_skl)|cowlNothing(sK1_skl)|xsd_string(sK2_skl)|~xsd_integer(sK2_skl)|~cCar(iauto)|~cowlThing(iauto)|~cowlThing(icar)|~cAutomobile(icar)),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f28])).
% 0.03/0.30 fof(f30,plain,(
% 0.03/0.30 ~cowlThing(sK0_skl)|cowlNothing(sK1_skl)|~xsd_string(sK2_skl)|xsd_integer(sK2_skl)|~cCar(iauto)|~cowlThing(iauto)|~cowlThing(icar)|~cAutomobile(icar)),
% 0.03/0.30 inference(cnf_transformation,[status(thm)],[f28])).
% 0.03/0.30 fof(f31,definition,(
% 0.03/0.30 sQ0_spl <=> (cowlThing(sK0_skl))),
% 0.03/0.30 introduced(definition,[new_symbols(definition,[sQ0_spl])],[split_symbol_definition])).
% 0.03/0.30 fof(f33,plain,(
% 0.03/0.30 ~cowlThing(sK0_skl)|sQ0_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f31])).
% 0.03/0.30 fof(f34,definition,(
% 0.03/0.30 sQ1_spl <=> (cowlNothing(sK1_skl))),
% 0.03/0.30 introduced(definition,[new_symbols(definition,[sQ1_spl])],[split_symbol_definition])).
% 0.03/0.30 fof(f35,plain,(
% 0.03/0.30 cowlNothing(sK1_skl)|~sQ1_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f34])).
% 0.03/0.30 fof(f37,definition,(
% 0.03/0.30 sQ2_spl <=> (xsd_string(sK2_skl))),
% 0.03/0.30 introduced(definition,[new_symbols(definition,[sQ2_spl])],[split_symbol_definition])).
% 0.03/0.30 fof(f38,plain,(
% 0.03/0.30 xsd_string(sK2_skl)|~sQ2_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f37])).
% 0.03/0.30 fof(f40,definition,(
% 0.03/0.30 sQ3_spl <=> (xsd_integer(sK2_skl))),
% 0.03/0.30 introduced(definition,[new_symbols(definition,[sQ3_spl])],[split_symbol_definition])).
% 0.03/0.30 fof(f41,plain,(
% 0.03/0.30 xsd_integer(sK2_skl)|~sQ3_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f40])).
% 0.03/0.30 fof(f42,plain,(
% 0.03/0.30 ~xsd_integer(sK2_skl)|sQ3_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f40])).
% 0.03/0.30 fof(f43,definition,(
% 0.03/0.30 sQ4_spl <=> (cCar(iauto))),
% 0.03/0.30 introduced(definition,[new_symbols(definition,[sQ4_spl])],[split_symbol_definition])).
% 0.03/0.30 fof(f45,plain,(
% 0.03/0.30 ~cCar(iauto)|sQ4_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f43])).
% 0.03/0.30 fof(f46,definition,(
% 0.03/0.30 sQ5_spl <=> (cowlThing(iauto))),
% 0.03/0.30 introduced(definition,[new_symbols(definition,[sQ5_spl])],[split_symbol_definition])).
% 0.03/0.30 fof(f48,plain,(
% 0.03/0.30 ~cowlThing(iauto)|sQ5_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f46])).
% 0.03/0.30 fof(f49,definition,(
% 0.03/0.30 sQ6_spl <=> (cowlThing(icar))),
% 0.03/0.30 introduced(definition,[new_symbols(definition,[sQ6_spl])],[split_symbol_definition])).
% 0.03/0.30 fof(f51,plain,(
% 0.03/0.30 ~cowlThing(icar)|sQ6_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f49])).
% 0.03/0.30 fof(f52,definition,(
% 0.03/0.30 sQ7_spl <=> (cAutomobile(icar))),
% 0.03/0.30 introduced(definition,[new_symbols(definition,[sQ7_spl])],[split_symbol_definition])).
% 0.03/0.30 fof(f54,plain,(
% 0.03/0.30 ~cAutomobile(icar)|sQ7_spl),
% 0.03/0.30 inference(component_clause,[status(thm)],[f52])).
% 0.03/0.30 fof(f55,plain,(
% 0.03/0.30 ~sQ0_spl|sQ1_spl|sQ2_spl|~sQ3_spl|~sQ4_spl|~sQ5_spl|~sQ6_spl|~sQ7_spl),
% 0.03/0.30 inference(split_clause,[status(thm)],[f29,f31,f34,f37,f40,f43,f46,f49,f52])).
% 0.03/0.30 fof(f56,plain,(
% 0.03/0.30 ~sQ0_spl|sQ1_spl|~sQ2_spl|sQ3_spl|~sQ4_spl|~sQ5_spl|~sQ6_spl|~sQ7_spl),
% 0.03/0.30 inference(split_clause,[status(thm)],[f30,f31,f34,f37,f40,f43,f46,f49,f52])).
% 0.03/0.30 fof(f58,plain,(
% 0.03/0.30 ~cCar(icar)|sQ7_spl),
% 0.03/0.30 inference(resolution,[status(thm)],[f19,f54])).
% 0.03/0.30 fof(f59,plain,(
% 0.03/0.30 $false|sQ7_spl),
% 0.03/0.30 inference(forward_subsumption_resolution,[status(thm)],[f58,f24])).
% 0.03/0.30 fof(f60,plain,(
% 0.03/0.30 sQ7_spl),
% 0.03/0.30 inference(contradiction_clause,[status(thm)],[f59])).
% 0.03/0.30 fof(f61,plain,(
% 0.03/0.30 $false|sQ6_spl),
% 0.03/0.30 inference(forward_subsumption_resolution,[status(thm)],[f51,f11])).
% 0.03/0.30 fof(f62,plain,(
% 0.03/0.30 sQ6_spl),
% 0.03/0.30 inference(contradiction_clause,[status(thm)],[f61])).
% 0.03/0.30 fof(f63,plain,(
% 0.03/0.30 $false|sQ5_spl),
% 0.03/0.30 inference(forward_subsumption_resolution,[status(thm)],[f48,f11])).
% 0.03/0.30 fof(f64,plain,(
% 0.03/0.30 sQ5_spl),
% 0.03/0.30 inference(contradiction_clause,[status(thm)],[f63])).
% 0.03/0.30 fof(f65,plain,(
% 0.03/0.30 cCar(iauto)),
% 0.03/0.30 inference(resolution,[status(thm)],[f20,f22])).
% 0.03/0.30 fof(f68,plain,(
% 0.03/0.30 $false|sQ4_spl),
% 0.03/0.30 inference(forward_subsumption_resolution,[status(thm)],[f65,f45])).
% 0.03/0.30 fof(f69,plain,(
% 0.03/0.30 sQ4_spl),
% 0.03/0.30 inference(contradiction_clause,[status(thm)],[f68])).
% 0.03/0.30 fof(f70,plain,(
% 0.03/0.30 $false|~sQ1_spl),
% 0.03/0.30 inference(forward_subsumption_resolution,[status(thm)],[f35,f12])).
% 0.03/0.30 fof(f71,plain,(
% 0.03/0.30 ~sQ1_spl),
% 0.03/0.30 inference(contradiction_clause,[status(thm)],[f70])).
% 0.03/0.30 fof(f72,plain,(
% 0.03/0.30 $false|sQ0_spl),
% 0.03/0.30 inference(forward_subsumption_resolution,[status(thm)],[f33,f11])).
% 0.03/0.30 fof(f73,plain,(
% 0.03/0.30 sQ0_spl),
% 0.03/0.30 inference(contradiction_clause,[status(thm)],[f72])).
% 0.03/0.30 fof(f74,plain,(
% 0.03/0.30 ~xsd_string(sK2_skl)|~sQ3_spl),
% 0.03/0.30 inference(resolution,[status(thm)],[f41,f15])).
% 0.03/0.30 fof(f75,plain,(
% 0.03/0.30 $false|~sQ2_spl|~sQ3_spl),
% 0.03/0.30 inference(forward_subsumption_resolution,[status(thm)],[f74,f38])).
% 0.03/0.30 fof(f76,plain,(
% 0.03/0.30 ~sQ2_spl|~sQ3_spl),
% 0.03/0.30 inference(contradiction_clause,[status(thm)],[f75])).
% 0.03/0.30 fof(f77,plain,(
% 0.03/0.30 xsd_string(sK2_skl)|sQ3_spl),
% 0.03/0.30 inference(resolution,[status(thm)],[f42,f16])).
% 0.03/0.30 fof(f78,plain,(
% 0.03/0.30 sQ2_spl|sQ3_spl),
% 0.03/0.30 inference(split_clause,[status(thm)],[f77,f37,f40])).
% 0.03/0.30 fof(f79,plain,(
% 0.03/0.30 $false),
% 0.03/0.30 inference(sat_refutation,[status(thm)],[f55,f56,f60,f62,f64,f69,f71,f73,f76,f78])).
% 0.03/0.30 % SZS output end CNFRefutation for theBenchmark.p
% 0.03/0.31 % Elapsed time: 0.013752 seconds
% 0.03/0.31 % CPU time: 0.019860 seconds
% 0.03/0.31 % Total memory used: 1.056 MB
% 0.03/0.31 % Net memory used: 1.039 MB
%------------------------------------------------------------------------------