%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : MGT018-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n026.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 02:12:21 PM UTC 2026
% Result : Unsatisfiable 2.16s 1.31s
% Output : CNFRefutation 2.16s
% Verified :
% SZS Type : Refutation
% Derivation depth : 10
% Number of leaves : 16
% Syntax : Number of formulae : 57 ( 35 unt; 0 def)
% Number of atoms : 232 ( 0 equ)
% Maximal formula atoms : 13 ( 4 avg)
% Number of connectives : 344 ( 169 ~; 175 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 23 ( 6 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 : 8 ( 7 usr; 1 prp; 0-3 aty)
% Number of functors : 10 ( 10 usr; 9 con; 0-2 aty)
% Number of variables : 94 ( 0 sgn 94 !; 0 ?; 74 :)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0,X1] :
( inertia(X0,sk1(X1,X0),X1)
| ~ organization(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mp5_1) ).
fof(f2,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( greater(X8,X7)
| ~ greater(X6,X5)
| ~ inertia(X2,X8,X3)
| ~ inertia(X0,X7,X1)
| ~ size(X2,X6,X3)
| ~ size(X0,X5,X1)
| ~ class(X2,X4,X3)
| ~ class(X0,X4,X1)
| ~ organization(X2,X3)
| ~ organization(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',a5_FOL_2) ).
fof(f3,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( greater(X5,X3)
| ~ greater(X8,X7)
| ~ inertia(X2,X8,X1)
| ~ inertia(X0,X7,X1)
| ~ reorganization_type(X2,X6,X1)
| ~ reorganization_type(X0,X6,X1)
| ~ reorganization(X2,X1,X3)
| ~ reorganization(X0,X1,X5)
| ~ class(X2,X4,X1)
| ~ class(X0,X4,X1)
| organization(X2,X3)
| ~ organization(X2,X1)
| ~ organization(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',a14_FOL_3) ).
fof(f4,negated_conjecture,
organization(sk2,sk8),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_4) ).
fof(f5,negated_conjecture,
organization(sk3,sk8),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_5) ).
fof(f6,negated_conjecture,
~ organization(sk3,sk10),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_6) ).
fof(f7,negated_conjecture,
class(sk2,sk5,sk8),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_7) ).
fof(f8,negated_conjecture,
class(sk3,sk5,sk8),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_8) ).
fof(f9,negated_conjecture,
reorganization(sk2,sk8,sk9),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_9) ).
fof(f10,negated_conjecture,
reorganization(sk3,sk8,sk10),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_10) ).
fof(f11,negated_conjecture,
reorganization_type(sk2,sk4,sk8),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_11) ).
fof(f12,negated_conjecture,
reorganization_type(sk3,sk4,sk8),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_12) ).
fof(f13,negated_conjecture,
size(sk2,sk6,sk8),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_13) ).
fof(f14,negated_conjecture,
size(sk3,sk7,sk8),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_14) ).
fof(f15,negated_conjecture,
greater(sk7,sk6),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_15) ).
fof(f16,negated_conjecture,
~ greater(sk9,sk10),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t18_FOL_16) ).
tcf(c_65,plain,
! [X0: $i,X1: $i] :
( inertia(X0,sk1(X1,X0),X1)
| ~ organization(X0,X1) ),
inference(cnf_transformation,[],[f1]) ).
tcf(c_66,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( greater(X4,X1)
| ~ greater(X8,X7)
| ~ organization(X3,X5)
| ~ organization(X0,X2)
| ~ size(X3,X8,X5)
| ~ size(X0,X7,X2)
| ~ class(X3,X6,X5)
| ~ class(X0,X6,X2)
| ~ inertia(X3,X4,X5)
| ~ inertia(X0,X1,X2) ),
inference(cnf_transformation,[],[f2]) ).
tcf(c_67,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( greater(X6,X7)
| organization(X3,X7)
| ~ greater(X4,X1)
| ~ organization(X3,X2)
| ~ organization(X0,X2)
| ~ reorganization_type(X3,X8,X2)
| ~ reorganization_type(X0,X8,X2)
| ~ reorganization(X3,X2,X7)
| ~ reorganization(X0,X2,X6)
| ~ class(X3,X5,X2)
| ~ class(X0,X5,X2)
| ~ inertia(X3,X4,X2)
| ~ inertia(X0,X1,X2) ),
inference(cnf_transformation,[],[f3]) ).
tcf(c_68,negated_conjecture,
organization(sk2,sk8),
inference(cnf_transformation,[],[f4]) ).
tcf(c_69,negated_conjecture,
organization(sk3,sk8),
inference(cnf_transformation,[],[f5]) ).
tcf(c_70,negated_conjecture,
~ organization(sk3,sk10),
inference(cnf_transformation,[],[f6]) ).
tcf(c_71,negated_conjecture,
class(sk2,sk5,sk8),
inference(cnf_transformation,[],[f7]) ).
tcf(c_72,negated_conjecture,
class(sk3,sk5,sk8),
inference(cnf_transformation,[],[f8]) ).
tcf(c_73,negated_conjecture,
reorganization(sk2,sk8,sk9),
inference(cnf_transformation,[],[f9]) ).
tcf(c_74,negated_conjecture,
reorganization(sk3,sk8,sk10),
inference(cnf_transformation,[],[f10]) ).
tcf(c_75,negated_conjecture,
reorganization_type(sk2,sk4,sk8),
inference(cnf_transformation,[],[f11]) ).
tcf(c_76,negated_conjecture,
reorganization_type(sk3,sk4,sk8),
inference(cnf_transformation,[],[f12]) ).
tcf(c_77,negated_conjecture,
size(sk2,sk6,sk8),
inference(cnf_transformation,[],[f13]) ).
tcf(c_78,negated_conjecture,
size(sk3,sk7,sk8),
inference(cnf_transformation,[],[f14]) ).
tcf(c_79,negated_conjecture,
greater(sk7,sk6),
inference(cnf_transformation,[],[f15]) ).
tcf(c_80,negated_conjecture,
~ greater(sk9,sk10),
inference(cnf_transformation,[],[f16]) ).
tcf(c_159,negated_conjecture,
greater(sk7,sk6),
inference(demodulation,[status(thm)],[c_79]) ).
tcf(c_160,negated_conjecture,
size(sk3,sk7,sk8),
inference(demodulation,[status(thm)],[c_78]) ).
tcf(c_161,negated_conjecture,
size(sk2,sk6,sk8),
inference(demodulation,[status(thm)],[c_77]) ).
tcf(c_166,negated_conjecture,
class(sk3,sk5,sk8),
inference(demodulation,[status(thm)],[c_72]) ).
tcf(c_167,negated_conjecture,
class(sk2,sk5,sk8),
inference(demodulation,[status(thm)],[c_71]) ).
tcf(c_169,negated_conjecture,
organization(sk3,sk8),
inference(demodulation,[status(thm)],[c_69]) ).
tcf(c_170,negated_conjecture,
organization(sk2,sk8),
inference(demodulation,[status(thm)],[c_68]) ).
tcf(c_171,plain,
( inertia(sk2,sk1(sk8,sk2),sk8)
| ~ organization(sk2,sk8) ),
inference(instantiation,[status(thm)],[c_65]) ).
tcf(c_172,plain,
( inertia(sk3,sk1(sk8,sk3),sk8)
| ~ organization(sk3,sk8) ),
inference(instantiation,[status(thm)],[c_65]) ).
tcf(c_175,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
( greater(X6,X3)
| organization(X0,X3)
| ~ organization(sk2,sk8)
| ~ organization(X0,sk8)
| ~ greater(X1,X5)
| ~ reorganization_type(sk2,X4,sk8)
| ~ reorganization(sk2,sk8,X6)
| ~ class(sk2,X2,sk8)
| ~ inertia(sk2,X5,sk8)
| ~ reorganization_type(X0,X4,sk8)
| ~ reorganization(X0,sk8,X3)
| ~ class(X0,X2,sk8)
| ~ inertia(X0,X1,sk8) ),
inference(instantiation,[status(thm)],[c_67]) ).
tcf(c_182,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i] :
( organization(sk3,X4)
| greater(X3,X4)
| ~ organization(sk3,sk8)
| ~ organization(sk2,sk8)
| ~ greater(X1,X0)
| ~ reorganization_type(sk3,X5,sk8)
| ~ reorganization_type(sk2,X5,sk8)
| ~ reorganization(sk3,sk8,X4)
| ~ reorganization(sk2,sk8,X3)
| ~ class(sk3,X2,sk8)
| ~ class(sk2,X2,sk8)
| ~ inertia(sk3,X1,sk8)
| ~ inertia(sk2,X0,sk8) ),
inference(instantiation,[status(thm)],[c_175]) ).
tcf(c_212,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i] :
( organization(sk3,sk10)
| greater(X3,sk10)
| ~ organization(sk3,sk8)
| ~ organization(sk2,sk8)
| ~ greater(X1,X0)
| ~ reorganization(sk3,sk8,sk10)
| ~ reorganization_type(sk3,X4,sk8)
| ~ reorganization_type(sk2,X4,sk8)
| ~ reorganization(sk2,sk8,X3)
| ~ class(sk3,X2,sk8)
| ~ class(sk2,X2,sk8)
| ~ inertia(sk3,X1,sk8)
| ~ inertia(sk2,X0,sk8) ),
inference(instantiation,[status(thm)],[c_182]) ).
tcf(c_231,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( greater(sk9,sk10)
| organization(sk3,sk10)
| ~ organization(sk3,sk8)
| ~ organization(sk2,sk8)
| ~ greater(X1,X0)
| ~ reorganization(sk3,sk8,sk10)
| ~ reorganization(sk2,sk8,sk9)
| ~ reorganization_type(sk3,X3,sk8)
| ~ reorganization_type(sk2,X3,sk8)
| ~ class(sk3,X2,sk8)
| ~ class(sk2,X2,sk8)
| ~ inertia(sk3,X1,sk8)
| ~ inertia(sk2,X0,sk8) ),
inference(instantiation,[status(thm)],[c_212]) ).
tcf(c_278,plain,
! [X0: $i,X1: $i,X2: $i] :
( greater(sk9,sk10)
| organization(sk3,sk10)
| ~ organization(sk3,sk8)
| ~ organization(sk2,sk8)
| ~ reorganization(sk3,sk8,sk10)
| ~ reorganization(sk2,sk8,sk9)
| ~ reorganization_type(sk3,X2,sk8)
| ~ reorganization_type(sk2,X2,sk8)
| ~ class(sk3,X1,sk8)
| ~ class(sk2,X1,sk8)
| ~ inertia(sk3,X0,sk8)
| ~ greater(X0,sk1(sk8,sk2))
| ~ inertia(sk2,sk1(sk8,sk2),sk8) ),
inference(instantiation,[status(thm)],[c_231]) ).
tcf(c_326,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i] :
( greater(X1,sk1(X5,X3))
| ~ greater(X7,X6)
| ~ organization(X3,X5)
| ~ organization(X0,X2)
| ~ size(X3,X6,X5)
| ~ size(X0,X7,X2)
| ~ class(X3,X4,X5)
| ~ class(X0,X4,X2)
| ~ inertia(X0,X1,X2) ),
inference(superposition,[status(thm)],[c_65,c_66]) ).
tcf(c_393,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
( greater(sk1(X2,X0),sk1(X4,X3))
| ~ greater(X5,X6)
| ~ organization(X3,X4)
| ~ organization(X0,X2)
| ~ size(X3,X6,X4)
| ~ size(X0,X5,X2)
| ~ class(X3,X1,X4)
| ~ class(X0,X1,X2) ),
inference(superposition,[status(thm)],[c_65,c_326]) ).
tcf(c_456,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( greater(sk1(X2,X0),sk1(sk8,sk2))
| ~ organization(sk2,sk8)
| ~ greater(X3,sk6)
| ~ organization(X0,X2)
| ~ class(sk2,X1,sk8)
| ~ size(X0,X3,X2)
| ~ class(X0,X1,X2) ),
inference(superposition,[status(thm)],[c_161,c_393]) ).
tcf(c_465,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( greater(sk1(X2,X0),sk1(sk8,sk2))
| ~ greater(X3,sk6)
| ~ organization(X0,X2)
| ~ class(sk2,X1,sk8)
| ~ size(X0,X3,X2)
| ~ class(X0,X1,X2) ),
inference(forward_subsumption_resolution,[status(thm)],[c_456,c_170]) ).
tcf(c_696,plain,
! [X0: $i,X1: $i,X2: $i] :
( greater(sk1(X2,X0),sk1(sk8,sk2))
| ~ greater(X1,sk6)
| ~ organization(X0,X2)
| ~ class(X0,sk5,X2)
| ~ size(X0,X1,X2) ),
inference(superposition,[status(thm)],[c_167,c_465]) ).
tcf(c_721,plain,
! [X0: $i,X1: $i] :
( greater(sk9,sk10)
| organization(sk3,sk10)
| ~ organization(sk3,sk8)
| ~ organization(sk2,sk8)
| ~ reorganization(sk3,sk8,sk10)
| ~ reorganization(sk2,sk8,sk9)
| ~ reorganization_type(sk3,X1,sk8)
| ~ reorganization_type(sk2,X1,sk8)
| ~ class(sk3,X0,sk8)
| ~ class(sk2,X0,sk8)
| ~ inertia(sk3,sk1(sk8,sk3),sk8)
| ~ inertia(sk2,sk1(sk8,sk2),sk8)
| ~ greater(sk1(sk8,sk3),sk1(sk8,sk2)) ),
inference(instantiation,[status(thm)],[c_278]) ).
tcf(c_741,plain,
( greater(sk1(sk8,sk3),sk1(sk8,sk2))
| ~ greater(sk7,sk6)
| ~ organization(sk3,sk8)
| ~ class(sk3,sk5,sk8) ),
inference(superposition,[status(thm)],[c_160,c_696]) ).
tcf(c_742,plain,
greater(sk1(sk8,sk3),sk1(sk8,sk2)),
inference(forward_subsumption_resolution,[status(thm)],[c_741,c_159,c_169,c_166]) ).
tcf(c_1027,plain,
! [X0: $i] :
( greater(sk9,sk10)
| organization(sk3,sk10)
| ~ organization(sk3,sk8)
| ~ organization(sk2,sk8)
| ~ reorganization(sk3,sk8,sk10)
| ~ reorganization(sk2,sk8,sk9)
| ~ class(sk3,sk5,sk8)
| ~ class(sk2,sk5,sk8)
| ~ reorganization_type(sk3,X0,sk8)
| ~ reorganization_type(sk2,X0,sk8)
| ~ inertia(sk3,sk1(sk8,sk3),sk8)
| ~ inertia(sk2,sk1(sk8,sk2),sk8)
| ~ greater(sk1(sk8,sk3),sk1(sk8,sk2)) ),
inference(instantiation,[status(thm)],[c_721]) ).
tcf(c_1042,plain,
( greater(sk9,sk10)
| organization(sk3,sk10)
| ~ organization(sk3,sk8)
| ~ organization(sk2,sk8)
| ~ reorganization_type(sk3,sk4,sk8)
| ~ reorganization_type(sk2,sk4,sk8)
| ~ reorganization(sk3,sk8,sk10)
| ~ reorganization(sk2,sk8,sk9)
| ~ class(sk3,sk5,sk8)
| ~ class(sk2,sk5,sk8)
| ~ inertia(sk3,sk1(sk8,sk3),sk8)
| ~ inertia(sk2,sk1(sk8,sk2),sk8)
| ~ greater(sk1(sk8,sk3),sk1(sk8,sk2)) ),
inference(instantiation,[status(thm)],[c_1027]) ).
tcf(c_1043,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_1042,c_742,c_172,c_171,c_70,c_71,c_72,c_73,c_74,c_75,c_76,c_80,c_68,c_69]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : MGT018-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.05 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.13/0.38 % Computer : n026.cluster.edu
% 0.13/0.38 % Model : x86_64 x86_64
% 0.13/0.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.38 % Memory : 8046.5625MB
% 0.13/0.38 % OS : Linux 6.8.0-71-generic
% 0.04/0.38 % CPULimit : 300
% 0.04/0.39 % WCLimit : 300
% 0.04/0.39 % DateTime : Thu Sep 24 01:04:09 UTC 2026
% 0.04/0.39 % CPUTime :
% 0.04/0.39 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.04/0.43 Running first-order theorem proving
% 0.04/0.43 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
% 0.04/0.44
% 0.04/0.44 % ======== iProver multi-core TPTP/SMT =========
% 0.04/0.44
% 0.04/0.44 % Detected problem language: tptp
% 0.04/0.46 % Proving...
% 2.16/1.31 % SZS status Started for theBenchmark.p
% 2.16/1.31 % SZS status Unsatisfiable for theBenchmark.p
% 2.16/1.31
% 2.16/1.31 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 2.16/1.31
% 2.16/1.31 % ------ iProver source info
% 2.16/1.31
% 2.16/1.31 % git: date: 2026-07-19 20:42:38 +0200
% 2.16/1.31 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 2.16/1.31 % git: non_committed_changes: false
% 2.16/1.31
% 2.16/1.31 % ------ Parsing...% successful
% 2.16/1.31
% 2.16/1.31
% 2.16/1.31 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 2.16/1.31
% 2.16/1.31 % ------ Preprocessing... sf_s rm: 0 0s sf_e pe_s pe_e %
% 2.16/1.31
% 2.16/1.31 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e
% 2.16/1.31 % ------ Proving...
% 2.16/1.31 % ------ Problem Properties
% 2.16/1.31
% 2.16/1.31 %
% 2.16/1.31 % clauses 16
% 2.16/1.31 % conjectures 13
% 2.16/1.31 % EPR 15
% 2.16/1.31 % Horn 15
% 2.16/1.31 % unary 13
% 2.16/1.31 % binary 1
% 2.16/1.31 % lits 38
% 2.16/1.31 % lits eq 0
% 2.16/1.31 % fd_pure 0
% 2.16/1.31 % fd_pseudo 0
% 2.16/1.31 % fd_cond 0
% 2.16/1.31 % fd_pseudo_cond 0
% 2.16/1.31 % AC symbols 0
% 2.16/1.31
% 2.16/1.31 % ------ Schedule dynamic 5 is on
% 2.16/1.31
% 2.16/1.31 % ------ no equalities: superposition off
% 2.16/1.31
% 2.16/1.31 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 2.16/1.31
% 2.16/1.31
% 2.16/1.31 % ------
% 2.16/1.31 % Current options:
% 2.16/1.31 % ------
% 2.16/1.31
% 2.16/1.31
% 2.16/1.31 %
% 2.16/1.31
% 2.16/1.31 % ------ Proving...
% 2.16/1.31 %
% 2.16/1.31
% 2.16/1.31 % SZS status Unsatisfiable for theBenchmark.p
% 2.16/1.31
% 2.16/1.31 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 2.16/1.31
% 2.16/1.31
%------------------------------------------------------------------------------