%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : GEO178+2 : TPTP v9.3.1. Released v3.3.0.
% 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 01:20:08 PM UTC 2026
% Result : Theorem 1.74s 1.28s
% Output : CNFRefutation 1.74s
% Verified :
% SZS Type : Refutation
% Derivation depth : 10
% Number of leaves : 5
% Syntax : Number of formulae : 38 ( 12 unt; 1 def)
% Number of atoms : 99 ( 1 equ)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 93 ( 39 ~; 36 |; 13 &)
% ( 0 <=>; 5 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 4 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 : 5 ( 3 usr; 2 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 3 con; 0-2 aty)
% Number of variables : 55 ( 0 sgn 49 !; 6 ?; 14 :)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0] : ~ distinct_points(X0,X0),
file('/export/starexec/sandbox/benchmark/Axioms/GEO008+0.ax',apart1) ).
fof(f7,axiom,
! [X0,X1,X2] :
( distinct_points(X0,X1)
=> ( apart_point_and_line(X2,line_connecting(X0,X1))
=> ( distinct_points(X2,X1)
& distinct_points(X2,X0) ) ) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO008+0.ax',con1) ).
fof(f10,axiom,
! [X0,X1,X2] :
( apart_point_and_line(X0,X1)
=> ( apart_point_and_line(X2,X1)
| distinct_points(X0,X2) ) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO008+0.ax',ceq1) ).
fof(f13,conjecture,
! [X0,X1,X2] :
( ( apart_point_and_line(X2,line_connecting(X0,X1))
& distinct_points(X0,X1) )
=> ( distinct_points(X2,X1)
& distinct_points(X2,X0) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).
fof(f14,negated_conjecture,
~ ! [X0,X1,X2] :
( ( apart_point_and_line(X2,line_connecting(X0,X1))
& distinct_points(X0,X1) )
=> ( distinct_points(X2,X1)
& distinct_points(X2,X0) ) ),
inference(negated_conjecture,[status(cth)],[f13]) ).
fof(f21,plain,
! [X0,X1,X2] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X2,line_connecting(X0,X1))
| ( distinct_points(X2,X1)
& distinct_points(X2,X0) ) ),
inference(ennf_transformation,[],[f7]) ).
fof(f22,plain,
! [X0,X1,X2] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X2,line_connecting(X0,X1))
| ( distinct_points(X2,X1)
& distinct_points(X2,X0) ) ),
inference(flattening,[],[f21]) ).
fof(f27,plain,
! [X0,X1,X2] :
( ~ apart_point_and_line(X0,X1)
| apart_point_and_line(X2,X1)
| distinct_points(X0,X2) ),
inference(ennf_transformation,[],[f10]) ).
fof(f28,plain,
! [X0,X1,X2] :
( ~ apart_point_and_line(X0,X1)
| apart_point_and_line(X2,X1)
| distinct_points(X0,X2) ),
inference(flattening,[],[f27]) ).
fof(f32,plain,
? [X0,X1,X2] :
( apart_point_and_line(X2,line_connecting(X0,X1))
& distinct_points(X0,X1)
& ( ~ distinct_points(X2,X1)
| ~ distinct_points(X2,X0) ) ),
inference(ennf_transformation,[],[f14]) ).
fof(f33,plain,
? [X0,X1,X2] :
( apart_point_and_line(X2,line_connecting(X0,X1))
& distinct_points(X0,X1)
& ( ~ distinct_points(X2,X1)
| ~ distinct_points(X2,X0) ) ),
inference(flattening,[],[f32]) ).
fof(f34,plain,
( apart_point_and_line(sK2,line_connecting(sK0,sK1))
& distinct_points(sK0,sK1)
& ( ~ distinct_points(sK2,sK1)
| ~ distinct_points(sK2,sK0) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0,sK1,sK2]),skolemize(X0,sK0),skolemize(X1,sK1),skolemize(X2,sK2)],[f33]) ).
fof(f35,plain,
! [X0] : ~ distinct_points(X0,X0),
inference(cnf_transformation,[],[f1]) ).
fof(f41,plain,
! [X2,X0,X1] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X2,line_connecting(X0,X1))
| distinct_points(X2,X1) ),
inference(cnf_transformation,[],[f22]) ).
fof(f42,plain,
! [X2,X0,X1] :
( ~ distinct_points(X0,X1)
| ~ apart_point_and_line(X2,line_connecting(X0,X1))
| distinct_points(X2,X0) ),
inference(cnf_transformation,[],[f22]) ).
fof(f46,plain,
! [X2,X0,X1] :
( ~ apart_point_and_line(X0,X1)
| apart_point_and_line(X2,X1)
| distinct_points(X0,X2) ),
inference(cnf_transformation,[],[f28]) ).
fof(f49,plain,
apart_point_and_line(sK2,line_connecting(sK0,sK1)),
inference(cnf_transformation,[],[f34]) ).
fof(f50,plain,
distinct_points(sK0,sK1),
inference(cnf_transformation,[],[f34]) ).
fof(f51,plain,
( ~ distinct_points(sK2,sK1)
| ~ distinct_points(sK2,sK0) ),
inference(cnf_transformation,[],[f34]) ).
tcf(c_49,plain,
! [X0: $i] : ~ distinct_points(X0,X0),
inference(cnf_transformation,[],[f35]) ).
tcf(c_55,plain,
! [X0: $i,X1: $i,X2: $i] :
( distinct_points(X0,X1)
| ~ distinct_points(X1,X2)
| ~ apart_point_and_line(X0,line_connecting(X1,X2)) ),
inference(cnf_transformation,[],[f42]) ).
tcf(c_56,plain,
! [X0: $i,X1: $i,X2: $i] :
( distinct_points(X0,X2)
| ~ distinct_points(X1,X2)
| ~ apart_point_and_line(X0,line_connecting(X1,X2)) ),
inference(cnf_transformation,[],[f41]) ).
tcf(c_60,plain,
! [X0: $i,X1: $i,X2: $i] :
( apart_point_and_line(X2,X1)
| distinct_points(X0,X2)
| ~ apart_point_and_line(X0,X1) ),
inference(cnf_transformation,[],[f46]) ).
tcf(c_63,negated_conjecture,
( ~ distinct_points(sK2,sK1)
| ~ distinct_points(sK2,sK0) ),
inference(cnf_transformation,[],[f51]) ).
tcf(c_64,negated_conjecture,
distinct_points(sK0,sK1),
inference(cnf_transformation,[],[f50]) ).
tcf(c_65,negated_conjecture,
apart_point_and_line(sK2,line_connecting(sK0,sK1)),
inference(cnf_transformation,[],[f49]) ).
tcf(c_68,plain,
~ distinct_points(sK0,sK0),
inference(instantiation,[status(thm)],[c_49]) ).
tcf(c_213,definition,
iPr_def_10 = line_connecting(sK0,sK1),
introduced(definition,[new_symbols(definition,[iPr_def_10])],[]) ).
tcf(c_214,negated_conjecture,
apart_point_and_line(sK2,iPr_def_10),
inference(demodulation,[status(thm)],[c_65,c_213]) ).
tcf(c_215,negated_conjecture,
distinct_points(sK0,sK1),
inference(demodulation,[status(thm)],[c_64]) ).
tcf(c_477,plain,
! [X0: $i] :
( apart_point_and_line(X0,iPr_def_10)
| distinct_points(sK2,X0) ),
inference(superposition,[status(thm)],[c_214,c_60]) ).
tcf(c_480,plain,
( apart_point_and_line(sK0,iPr_def_10)
| distinct_points(sK2,sK0) ),
inference(instantiation,[status(thm)],[c_477]) ).
tcf(c_497,plain,
! [X0: $i] :
( distinct_points(X0,sK0)
| ~ distinct_points(sK0,sK1)
| ~ apart_point_and_line(X0,iPr_def_10) ),
inference(superposition,[status(thm)],[c_213,c_55]) ).
tcf(c_498,plain,
! [X0: $i] :
( distinct_points(X0,sK0)
| ~ apart_point_and_line(X0,iPr_def_10) ),
inference(forward_subsumption_resolution,[status(thm)],[c_497,c_215]) ).
tcf(c_501,plain,
( distinct_points(sK0,sK0)
| ~ apart_point_and_line(sK0,iPr_def_10) ),
inference(instantiation,[status(thm)],[c_498]) ).
tcf(c_606,plain,
! [X0: $i] :
( distinct_points(X0,sK1)
| ~ distinct_points(sK0,sK1)
| ~ apart_point_and_line(X0,line_connecting(sK0,sK1)) ),
inference(instantiation,[status(thm)],[c_56]) ).
tcf(c_875,plain,
( distinct_points(sK2,sK1)
| ~ distinct_points(sK0,sK1)
| ~ apart_point_and_line(sK2,line_connecting(sK0,sK1)) ),
inference(instantiation,[status(thm)],[c_606]) ).
tcf(c_876,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_875,c_501,c_480,c_63,c_65,c_68,c_64]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GEO178+2 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.37 % Computer : n010.cluster.edu
% 0.10/0.37 % Model : x86_64 x86_64
% 0.10/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.37 % Memory : 8046.5625MB
% 0.10/0.37 % OS : Linux 6.8.0-71-generic
% 0.10/0.37 % CPULimit : 300
% 0.10/0.37 % WCLimit : 300
% 0.10/0.37 % DateTime : Wed Sep 23 11:18:27 UTC 2026
% 0.10/0.37 % CPUTime :
% 0.10/0.37 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.41 Running first-order theorem proving
% 0.10/0.41 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
% 0.10/0.42
% 0.10/0.42 % ======== iProver multi-core TPTP/SMT =========
% 0.10/0.42
% 0.10/0.42 % Detected problem language: tptp
% 0.10/0.43 % Proving...
% 1.74/1.28 % SZS status Started for theBenchmark.p
% 1.74/1.28 % SZS status Theorem for theBenchmark.p
% 1.74/1.28
% 1.74/1.28 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 1.74/1.28
% 1.74/1.28 % ------ iProver source info
% 1.74/1.28
% 1.74/1.28 % git: date: 2026-07-19 20:42:38 +0200
% 1.74/1.28 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 1.74/1.28 % git: non_committed_changes: false
% 1.74/1.28
% 1.74/1.28 % ------ Parsing...
% 1.74/1.28 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 1.74/1.28
% 1.74/1.28 % ------ Preprocessing... sf_s rm: 5 0s sf_e pe_s pe_e sf_s rm: 0 0s sf_e pe_s pe_e %
% 1.74/1.28
% 1.74/1.28 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e %
% 1.74/1.28
% 1.74/1.28 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 1.74/1.28 % ------ Proving...
% 1.74/1.28 % ------ Problem Properties
% 1.74/1.28
% 1.74/1.28 %
% 1.74/1.28 % clauses 13
% 1.74/1.28 % conjectures 3
% 1.74/1.28 % EPR 10
% 1.74/1.28 % Horn 8
% 1.74/1.28 % unary 5
% 1.74/1.28 % binary 1
% 1.74/1.28 % lits 31
% 1.74/1.28 % lits eq 1
% 1.74/1.28 % fd_pure 0
% 1.74/1.28 % fd_pseudo 0
% 1.74/1.28 % fd_cond 0
% 1.74/1.28 % fd_pseudo_cond 0
% 1.74/1.28 % AC symbols 0
% 1.74/1.28
% 1.74/1.28 % ------ Schedule dynamic 5 is on
% 1.74/1.28
% 1.74/1.28 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 1.74/1.28
% 1.74/1.28
% 1.74/1.28 % ------
% 1.74/1.28 % Current options:
% 1.74/1.28 % ------
% 1.74/1.28
% 1.74/1.28
% 1.74/1.28 %
% 1.74/1.28
% 1.74/1.28 % ------ Proving...
% 1.74/1.28 %
% 1.74/1.28
% 1.74/1.28 % SZS status Theorem for theBenchmark.p
% 1.74/1.28
% 1.74/1.28 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.74/1.28
% 1.74/1.28
%------------------------------------------------------------------------------