%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC406-1 : 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 : n005.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 03:09:40 PM UTC 2026
% Result : Unsatisfiable 3.60s 1.24s
% Output : CNFRefutation 3.60s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 6
% Syntax : Number of formulae : 18 ( 14 unt; 0 def)
% Number of atoms : 25 ( 2 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 18 ( 11 ~; 7 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 5 con; 0-0 aty)
% Number of variables : 3 ( 0 sgn 3 !; 0 ?; 2 :)
% Comments :
%------------------------------------------------------------------------------
fof(f204,negated_conjecture,
sk2 = sk4,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).
fof(f205,negated_conjecture,
sk1 = sk3,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).
fof(f211,negated_conjecture,
! [X0] :
( memberP(sk4,X0)
| ~ memberP(sk3,X0)
| ~ ssItem(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_11) ).
fof(f213,negated_conjecture,
ssItem(sk6),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_13) ).
fof(f214,negated_conjecture,
memberP(sk1,sk6),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_14) ).
fof(f215,negated_conjecture,
~ memberP(sk2,sk6),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_15) ).
fof(f218,plain,
memberP(sk3,sk6),
inference(definition_unfolding,[],[f214,f205]) ).
fof(f219,plain,
~ memberP(sk4,sk6),
inference(definition_unfolding,[],[f215,f204]) ).
tcf(c_442,negated_conjecture,
! [X0: $i] :
( memberP(sk4,X0)
| ~ ssItem(X0)
| ~ memberP(sk3,X0) ),
inference(cnf_transformation,[],[f211]) ).
tcf(c_444,negated_conjecture,
ssItem(sk6),
inference(cnf_transformation,[],[f213]) ).
tcf(c_445,negated_conjecture,
memberP(sk3,sk6),
inference(cnf_transformation,[],[f218]) ).
tcf(c_446,negated_conjecture,
~ memberP(sk4,sk6),
inference(cnf_transformation,[],[f219]) ).
tcf(c_6640,negated_conjecture,
~ memberP(sk4,sk6),
inference(demodulation,[status(thm)],[c_446]) ).
tcf(c_6641,negated_conjecture,
memberP(sk3,sk6),
inference(demodulation,[status(thm)],[c_445]) ).
tcf(c_6642,negated_conjecture,
ssItem(sk6),
inference(demodulation,[status(thm)],[c_444]) ).
tcf(c_6644,negated_conjecture,
! [X0: $i] :
( memberP(sk4,X0)
| ~ ssItem(X0)
| ~ memberP(sk3,X0) ),
inference(demodulation,[status(thm)],[c_442]) ).
tcf(c_9242,plain,
( memberP(sk4,sk6)
| ~ ssItem(sk6) ),
inference(superposition,[status(thm)],[c_6641,c_6644]) ).
tcf(c_9243,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_9242,c_6640,c_6642]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWC406-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.33 % Computer : n005.cluster.edu
% 0.09/0.33 % Model : x86_64 x86_64
% 0.09/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.33 % Memory : 8046.5625MB
% 0.09/0.33 % OS : Linux 6.8.0-71-generic
% 0.09/0.34 % CPULimit : 300
% 0.09/0.34 % WCLimit : 300
% 0.09/0.34 % DateTime : Thu Sep 24 18:05:17 UTC 2026
% 0.09/0.34 % CPUTime :
% 0.09/0.34 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.13/0.37 Running first-order theorem proving
% 0.13/0.37 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
% 0.13/0.38
% 0.13/0.38 % ======== iProver multi-core TPTP/SMT =========
% 0.13/0.38
% 0.13/0.38 % Detected problem language: tptp
% 0.13/0.39 % Proving...
% 3.60/1.24 % SZS status Started for theBenchmark.p
% 3.60/1.24 % SZS status Unsatisfiable for theBenchmark.p
% 3.60/1.24
% 3.60/1.24 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.60/1.24
% 3.60/1.24 % ------ iProver source info
% 3.60/1.24
% 3.60/1.24 % git: date: 2026-07-19 20:42:38 +0200
% 3.60/1.24 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.60/1.24 % git: non_committed_changes: false
% 3.60/1.24
% 3.60/1.24 % ------ Parsing...% successful
% 3.60/1.24
% 3.60/1.24
% 3.60/1.24 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 3.60/1.24
% 3.60/1.24 % ------ Preprocessing... sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe:1:0s pe_e sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe_e %
% 3.60/1.24
% 3.60/1.24 % ------ Preprocessing... gs_s sp: 2 0s gs_e snvd_s sp: 0 0s snvd_e %
% 3.60/1.24
% 3.60/1.24 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 3.60/1.24 % ------ Proving...
% 3.60/1.24 % ------ Problem Properties
% 3.60/1.24
% 3.60/1.24 %
% 3.60/1.24 % clauses 188
% 3.60/1.24 % conjectures 11
% 3.60/1.24 % EPR 59
% 3.60/1.24 % Horn 157
% 3.60/1.24 % unary 63
% 3.60/1.24 % binary 21
% 3.60/1.24 % lits 571
% 3.60/1.24 % lits eq 71
% 3.60/1.24 % fd_pure 0
% 3.60/1.24 % fd_pseudo 0
% 3.60/1.24 % fd_cond 15
% 3.60/1.24 % fd_pseudo_cond 15
% 3.60/1.24 % AC symbols 0
% 3.60/1.24
% 3.60/1.24 % ------ Schedule dynamic 5 is on
% 3.60/1.24
% 3.60/1.24 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.60/1.24
% 3.60/1.24
% 3.60/1.24 % ------
% 3.60/1.24 % Current options:
% 3.60/1.24 % ------
% 3.60/1.24
% 3.60/1.24
% 3.60/1.24 %
% 3.60/1.24
% 3.60/1.24 % ------ Proving...
% 3.60/1.24 %
% 3.60/1.24
% 3.60/1.24 % SZS status Unsatisfiable for theBenchmark.p
% 3.60/1.24
% 3.60/1.24 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.60/1.24
% 3.60/1.24
%------------------------------------------------------------------------------