%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : GEO184+3 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n010.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 : Fri Sep 25 01:20:10 PM UTC 2026
% Result : Theorem 0.86s 1.19s
% Output : CNFRefutation 0.86s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 7
% Syntax : Number of formulae : 49 ( 17 unt; 1 def)
% Number of atoms : 133 ( 1 equ)
% Maximal formula atoms : 6 ( 2 avg)
% Number of connectives : 125 ( 50 ~; 47 |; 19 &)
% ( 2 <=>; 7 =>; 0 <=; 0 <~>)
% Maximal formula depth : 11 ( 5 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 9 ( 7 usr; 2 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-2 aty)
% Number of variables : 74 ( 0 sgn 66 !; 8 ?; 14 :)
% Comments :
%------------------------------------------------------------------------------
fof(f7,axiom,
! [X0,X1] :
( distinct_points(X0,X1)
=> ~ apart_point_and_line(X0,line_connecting(X0,X1)) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO006+0.ax',ci1) ).
fof(f8,axiom,
! [X0,X1] :
( distinct_points(X0,X1)
=> ~ apart_point_and_line(X1,line_connecting(X0,X1)) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO006+0.ax',ci2) ).
fof(f11,axiom,
! [X0,X1,X2,X3] :
( ( distinct_lines(X2,X3)
& distinct_points(X0,X1) )
=> ( apart_point_and_line(X1,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X0,X2) ) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO006+0.ax',cu1) ).
fof(f32,axiom,
! [X0,X1] :
( equal_lines(X0,X1)
<=> ~ distinct_lines(X0,X1) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO006+6.ax',ax2) ).
fof(f34,axiom,
! [X0,X1] :
( incident_point_and_line(X0,X1)
<=> ~ apart_point_and_line(X0,X1) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO006+6.ax',a4) ).
fof(f36,conjecture,
! [X0,X1,X2,X3] :
( ( incident_point_and_line(X1,X2)
& incident_point_and_line(X0,X2)
& convergent_lines(X2,X3)
& distinct_points(X0,X1) )
=> equal_lines(X2,line_connecting(X0,X1)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).
fof(f37,negated_conjecture,
~ ! [X0,X1,X2,X3] :
( ( incident_point_and_line(X1,X2)
& incident_point_and_line(X0,X2)
& convergent_lines(X2,X3)
& distinct_points(X0,X1) )
=> equal_lines(X2,line_connecting(X0,X1)) ),
inference(negated_conjecture,[status(cth)],[f36]) ).
fof(f38,plain,
! [X0,X1] :
( incident_point_and_line(X0,X1)
=> ~ apart_point_and_line(X0,X1) ),
inference(unused_predicate_definition_removal,[],[f34]) ).
fof(f39,plain,
! [X0,X1] :
( ~ distinct_lines(X0,X1)
=> equal_lines(X0,X1) ),
inference(unused_predicate_definition_removal,[],[f32]) ).
fof(f46,plain,
! [X0,X1] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X0,line_connecting(X0,X1)) ),
inference(ennf_transformation,[],[f7]) ).
fof(f47,plain,
! [X0,X1] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X1,line_connecting(X0,X1)) ),
inference(ennf_transformation,[],[f8]) ).
fof(f50,plain,
! [X0,X1,X2,X3] :
( ~ distinct_lines(X2,X3)
| ~ distinct_points(X0,X1)
| apart_point_and_line(X1,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X0,X2) ),
inference(ennf_transformation,[],[f11]) ).
fof(f51,plain,
! [X0,X1,X2,X3] :
( ~ distinct_lines(X2,X3)
| ~ distinct_points(X0,X1)
| apart_point_and_line(X1,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X0,X2) ),
inference(flattening,[],[f50]) ).
fof(f78,plain,
! [X0,X1] :
( distinct_lines(X0,X1)
| equal_lines(X0,X1) ),
inference(ennf_transformation,[],[f39]) ).
fof(f79,plain,
! [X0,X1] :
( ~ incident_point_and_line(X0,X1)
| ~ apart_point_and_line(X0,X1) ),
inference(ennf_transformation,[],[f38]) ).
fof(f80,plain,
? [X0,X1,X2,X3] :
( incident_point_and_line(X1,X2)
& incident_point_and_line(X0,X2)
& convergent_lines(X2,X3)
& distinct_points(X0,X1)
& ~ equal_lines(X2,line_connecting(X0,X1)) ),
inference(ennf_transformation,[],[f37]) ).
fof(f81,plain,
? [X0,X1,X2,X3] :
( incident_point_and_line(X1,X2)
& incident_point_and_line(X0,X2)
& convergent_lines(X2,X3)
& distinct_points(X0,X1)
& ~ equal_lines(X2,line_connecting(X0,X1)) ),
inference(flattening,[],[f80]) ).
fof(f82,plain,
( incident_point_and_line(sK1,sK2)
& incident_point_and_line(sK0,sK2)
& convergent_lines(sK2,sK3)
& distinct_points(sK0,sK1)
& ~ equal_lines(sK2,line_connecting(sK0,sK1)) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3]),skolemize(X0,sK0),skolemize(X1,sK1),skolemize(X2,sK2),skolemize(X3,sK3)],[f81]) ).
fof(f89,plain,
! [X0,X1] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X0,line_connecting(X0,X1)) ),
inference(cnf_transformation,[],[f46]) ).
fof(f90,plain,
! [X0,X1] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X1,line_connecting(X0,X1)) ),
inference(cnf_transformation,[],[f47]) ).
fof(f93,plain,
! [X2,X3,X0,X1] :
( ~ distinct_lines(X2,X3)
| ~ distinct_points(X0,X1)
| apart_point_and_line(X1,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X0,X2) ),
inference(cnf_transformation,[],[f51]) ).
fof(f119,plain,
! [X0,X1] :
( distinct_lines(X0,X1)
| equal_lines(X0,X1) ),
inference(cnf_transformation,[],[f78]) ).
fof(f120,plain,
! [X0,X1] :
( ~ incident_point_and_line(X0,X1)
| ~ apart_point_and_line(X0,X1) ),
inference(cnf_transformation,[],[f79]) ).
fof(f121,plain,
incident_point_and_line(sK1,sK2),
inference(cnf_transformation,[],[f82]) ).
fof(f122,plain,
incident_point_and_line(sK0,sK2),
inference(cnf_transformation,[],[f82]) ).
fof(f124,plain,
distinct_points(sK0,sK1),
inference(cnf_transformation,[],[f82]) ).
fof(f125,plain,
~ equal_lines(sK2,line_connecting(sK0,sK1)),
inference(cnf_transformation,[],[f82]) ).
tcf(c_55,plain,
! [X0: $i,X1: $i] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X0,line_connecting(X0,X1)) ),
inference(cnf_transformation,[],[f89]) ).
tcf(c_56,plain,
! [X0: $i,X1: $i] :
( ~ distinct_points(X1,X0)
| ~ apart_point_and_line(X0,line_connecting(X1,X0)) ),
inference(cnf_transformation,[],[f90]) ).
tcf(c_59,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( apart_point_and_line(X1,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X0,X2)
| ~ distinct_lines(X2,X3)
| ~ distinct_points(X0,X1) ),
inference(cnf_transformation,[],[f93]) ).
tcf(c_85,plain,
! [X0: $i,X1: $i] :
( equal_lines(X0,X1)
| distinct_lines(X0,X1) ),
inference(cnf_transformation,[],[f119]) ).
tcf(c_86,plain,
! [X0: $i,X1: $i] :
( ~ incident_point_and_line(X0,X1)
| ~ apart_point_and_line(X0,X1) ),
inference(cnf_transformation,[],[f120]) ).
tcf(c_87,negated_conjecture,
~ equal_lines(sK2,line_connecting(sK0,sK1)),
inference(cnf_transformation,[],[f125]) ).
tcf(c_88,negated_conjecture,
distinct_points(sK0,sK1),
inference(cnf_transformation,[],[f124]) ).
tcf(c_90,negated_conjecture,
incident_point_and_line(sK0,sK2),
inference(cnf_transformation,[],[f122]) ).
tcf(c_91,negated_conjecture,
incident_point_and_line(sK1,sK2),
inference(cnf_transformation,[],[f121]) ).
tcf(c_306,plain,
distinct_lines(sK2,line_connecting(sK0,sK1)),
inference(resolution,[status(thm)],[c_85,c_87]) ).
tcf(c_311,plain,
~ apart_point_and_line(sK0,sK2),
inference(resolution,[status(thm)],[c_86,c_90]) ).
tcf(c_315,plain,
~ apart_point_and_line(sK1,sK2),
inference(resolution,[status(thm)],[c_86,c_91]) ).
tcf(c_481,definition,
iPr_def_10 = line_connecting(sK0,sK1),
introduced(definition,[new_symbols(definition,[iPr_def_10])],[]) ).
tcf(c_484,plain,
distinct_lines(sK2,iPr_def_10),
inference(demodulation,[status(thm)],[c_306,c_481]) ).
tcf(c_486,negated_conjecture,
distinct_points(sK0,sK1),
inference(demodulation,[status(thm)],[c_88]) ).
tcf(c_1208,plain,
( ~ apart_point_and_line(sK0,iPr_def_10)
| ~ distinct_points(sK0,sK1) ),
inference(superposition,[status(thm)],[c_481,c_55]) ).
tcf(c_1209,plain,
~ apart_point_and_line(sK0,iPr_def_10),
inference(forward_subsumption_resolution,[status(thm)],[c_1208,c_486]) ).
tcf(c_1214,plain,
( ~ apart_point_and_line(sK1,iPr_def_10)
| ~ distinct_points(sK0,sK1) ),
inference(superposition,[status(thm)],[c_481,c_56]) ).
tcf(c_1215,plain,
~ apart_point_and_line(sK1,iPr_def_10),
inference(forward_subsumption_resolution,[status(thm)],[c_1214,c_486]) ).
tcf(c_1377,plain,
! [X0: $i,X1: $i] :
( apart_point_and_line(sK1,X1)
| apart_point_and_line(sK1,X0)
| apart_point_and_line(sK0,X1)
| apart_point_and_line(sK0,X0)
| ~ distinct_points(sK0,sK1)
| ~ distinct_lines(X0,X1) ),
inference(instantiation,[status(thm)],[c_59]) ).
tcf(c_2178,plain,
( apart_point_and_line(sK1,iPr_def_10)
| apart_point_and_line(sK1,sK2)
| apart_point_and_line(sK0,iPr_def_10)
| apart_point_and_line(sK0,sK2)
| ~ distinct_lines(sK2,iPr_def_10)
| ~ distinct_points(sK0,sK1) ),
inference(instantiation,[status(thm)],[c_1377]) ).
tcf(c_2179,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_2178,c_1215,c_1209,c_484,c_315,c_311,c_88]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GEO184+3 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.37 % Computer : n010.cluster.edu
% 0.09/0.37 % Model : x86_64 x86_64
% 0.09/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.37 % Memory : 8046.5625MB
% 0.09/0.37 % OS : Linux 6.8.0-71-generic
% 0.09/0.37 % CPULimit : 300
% 0.09/0.37 % WCLimit : 300
% 0.09/0.37 % DateTime : Wed Sep 23 11:20:29 UTC 2026
% 0.09/0.37 % CPUTime :
% 0.09/0.37 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.41 Running first-order theorem proving
% 0.09/0.41 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.42
% 0.09/0.42 % ======== iProver multi-core TPTP/SMT =========
% 0.09/0.42
% 0.09/0.42 % Detected problem language: tptp
% 0.09/0.44 % Proving...
% 0.86/1.19 % SZS status Started for theBenchmark.p
% 0.86/1.19 % SZS status Theorem for theBenchmark.p
% 0.86/1.19
% 0.86/1.19 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 0.86/1.19
% 0.86/1.19 % ------ iProver source info
% 0.86/1.19
% 0.86/1.19 % git: date: 2026-07-19 20:42:38 +0200
% 0.86/1.19 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 0.86/1.19 % git: non_committed_changes: false
% 0.86/1.19
% 0.86/1.19 % ------ Parsing...
% 0.86/1.19 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 0.86/1.19
% 0.86/1.19 % ------ Preprocessing... sf_s rm: 4 0s sf_e pe_s pe:1:0s pe:2:0s pe_e sf_s rm: 0 0s sf_e pe_s pe_e %
% 0.86/1.19
% 0.86/1.19 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e %
% 0.86/1.19
% 0.86/1.19 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 0.86/1.19 % ------ Proving...
% 0.86/1.19 % ------ Problem Properties
% 0.86/1.19
% 0.86/1.19 %
% 0.86/1.19 % clauses 34
% 0.86/1.19 % conjectures 2
% 0.86/1.19 % EPR 25
% 0.86/1.19 % Horn 18
% 0.86/1.19 % unary 13
% 0.86/1.19 % binary 6
% 0.86/1.19 % lits 81
% 0.86/1.19 % lits eq 1
% 0.86/1.19 % fd_pure 0
% 0.86/1.19 % fd_pseudo 0
% 0.86/1.19 % fd_cond 0
% 0.86/1.19 % fd_pseudo_cond 0
% 0.86/1.19 % AC symbols 0
% 0.86/1.19
% 0.86/1.19 % ------ Schedule dynamic 5 is on
% 0.86/1.19
% 0.86/1.19 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 0.86/1.19
% 0.86/1.19
% 0.86/1.19 % ------
% 0.86/1.19 % Current options:
% 0.86/1.19 % ------
% 0.86/1.19
% 0.86/1.19
% 0.86/1.19 %
% 0.86/1.19
% 0.86/1.19 % ------ Proving...
% 0.86/1.19 %
% 0.86/1.19
% 0.86/1.19 % SZS status Theorem for theBenchmark.p
% 0.86/1.19
% 0.86/1.19 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.86/1.19
% 0.86/1.19
%------------------------------------------------------------------------------