%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC408-1 : 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 : n007.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 4.34s 1.30s
% Output : CNFRefutation 4.34s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 8
% Syntax : Number of formulae : 21 ( 16 unt; 0 def)
% Number of atoms : 35 ( 5 equ)
% Maximal formula atoms : 5 ( 1 avg)
% Number of connectives : 31 ( 17 ~; 14 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 2 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; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 5 con; 0-2 aty)
% Number of variables : 8 ( 0 sgn 8 !; 0 ?; 5 :)
% Comments :
%------------------------------------------------------------------------------
fof(f152,axiom,
! [X2,X0,X1] :
( memberP(app(X2,X0),X1)
| ~ ssItem(X1)
| ~ ssList(X2)
| ~ ssList(X0)
| ~ memberP(X0,X1) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause141) ).
fof(f203,negated_conjecture,
ssList(sk4),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_4) ).
fof(f204,negated_conjecture,
app(sk4,sk4) = sk3,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).
fof(f205,plain,
sk3 = app(sk4,sk4),
inference(reorient_equations,[],[f204]) ).
fof(f206,negated_conjecture,
sk2 = sk4,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).
fof(f207,negated_conjecture,
sk1 = sk3,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).
fof(f208,negated_conjecture,
ssItem(sk5),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).
fof(f209,negated_conjecture,
memberP(sk2,sk5),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_9) ).
fof(f210,negated_conjecture,
~ memberP(sk1,sk5),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_10) ).
fof(f213,plain,
memberP(sk4,sk5),
inference(definition_unfolding,[],[f209,f206]) ).
fof(f214,plain,
~ memberP(sk3,sk5),
inference(definition_unfolding,[],[f210,f207]) ).
tcf(c_247,negated_conjecture,
ssList(sk4),
inference(cnf_transformation,[],[f203]) ).
tcf(c_248,negated_conjecture,
app(sk4,sk4) = sk3,
inference(cnf_transformation,[],[f205]) ).
tcf(c_249,negated_conjecture,
ssItem(sk5),
inference(cnf_transformation,[],[f208]) ).
tcf(c_250,negated_conjecture,
memberP(sk4,sk5),
inference(cnf_transformation,[],[f213]) ).
tcf(c_251,negated_conjecture,
~ memberP(sk3,sk5),
inference(cnf_transformation,[],[f214]) ).
tcf(c_266,plain,
! [X0: $i,X1: $i,X2: $i] :
( memberP(app(X2,X0),X1)
| ~ ssItem(X1)
| ~ ssList(X2)
| ~ ssList(X0)
| ~ memberP(X0,X1) ),
inference(cnf_transformation,[],[f152]) ).
tcf(c_2156,plain,
! [X0: $i] :
( memberP(sk3,X0)
| ~ ssList(sk4)
| ~ ssItem(X0)
| ~ memberP(sk4,X0) ),
inference(superposition,[status(thm)],[c_248,c_266]) ).
tcf(c_2165,plain,
! [X0: $i] :
( memberP(sk3,X0)
| ~ ssItem(X0)
| ~ memberP(sk4,X0) ),
inference(forward_subsumption_resolution,[status(thm)],[c_2156,c_247]) ).
tcf(c_2188,plain,
( memberP(sk3,sk5)
| ~ ssItem(sk5) ),
inference(superposition,[status(thm)],[c_250,c_2165]) ).
tcf(c_2189,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_2188,c_251,c_249]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWC408-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.36 % Computer : n007.cluster.edu
% 0.10/0.36 % Model : x86_64 x86_64
% 0.10/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.36 % Memory : 8046.5625MB
% 0.10/0.36 % OS : Linux 6.8.0-71-generic
% 0.10/0.36 % CPULimit : 300
% 0.10/0.37 % WCLimit : 300
% 0.10/0.37 % DateTime : Thu Sep 24 18:03:53 UTC 2026
% 0.10/0.37 % CPUTime :
% 0.10/0.37 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.40 Running first-order theorem proving
% 0.10/0.40 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
% 0.10/0.41
% 0.10/0.41 % ======== iProver multi-core TPTP/SMT =========
% 0.10/0.41
% 0.10/0.41 % Detected problem language: tptp
% 0.10/0.43 % Proving...
% 4.34/1.30 % SZS status Started for theBenchmark.p
% 4.34/1.30 % SZS status Unsatisfiable for theBenchmark.p
% 4.34/1.30
% 4.34/1.30 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 4.34/1.30
% 4.34/1.30 % ------ iProver source info
% 4.34/1.30
% 4.34/1.30 % git: date: 2026-07-19 20:42:38 +0200
% 4.34/1.30 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 4.34/1.30 % git: non_committed_changes: false
% 4.34/1.30
% 4.34/1.30 % ------ Parsing...% successful
% 4.34/1.30
% 4.34/1.30
% 4.34/1.30 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 4.34/1.30
% 4.34/1.30 % ------ Preprocessing... sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe_e sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe_e %
% 4.34/1.30
% 4.34/1.30 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e %
% 4.34/1.30
% 4.34/1.30 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 4.34/1.30 % ------ Proving...
% 4.34/1.30 % ------ Problem Properties
% 4.34/1.30
% 4.34/1.30 %
% 4.34/1.30 % clauses 31
% 4.34/1.30 % conjectures 6
% 4.34/1.30 % EPR 7
% 4.34/1.30 % Horn 29
% 4.34/1.30 % unary 8
% 4.34/1.30 % binary 3
% 4.34/1.30 % lits 102
% 4.34/1.30 % lits eq 22
% 4.34/1.30 % fd_pure 0
% 4.34/1.30 % fd_pseudo 0
% 4.34/1.30 % fd_cond 2
% 4.34/1.30 % fd_pseudo_cond 5
% 4.34/1.30 % AC symbols 0
% 4.34/1.30
% 4.34/1.30 % ------ Schedule dynamic 5 is on
% 4.34/1.30
% 4.34/1.30 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 4.34/1.30
% 4.34/1.30
% 4.34/1.30 % ------
% 4.34/1.30 % Current options:
% 4.34/1.30 % ------
% 4.34/1.30
% 4.34/1.30
% 4.34/1.30 %
% 4.34/1.30
% 4.34/1.30 % ------ Proving...
% 4.34/1.30 %
% 4.34/1.30
% 4.34/1.30 % SZS status Unsatisfiable for theBenchmark.p
% 4.34/1.30
% 4.34/1.30 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 4.34/1.30
% 4.34/1.30
%------------------------------------------------------------------------------