%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWV818-1 : TPTP v9.3.1. Released v4.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n002.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 03:24:17 PM UTC 2026
% Result : Unsatisfiable 1.59s 1.42s
% Output : CNFRefutation 1.59s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 2
% Syntax : Number of formulae : 8 ( 8 unt; 0 def)
% Number of atoms : 11 ( 7 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 3 ( 3 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 2 ( 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 : 3 ( 1 usr; 2 prp; 0-2 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 4 ( 0 sgn 4 !; 0 ?; 2 :)
% Comments :
%------------------------------------------------------------------------------
fof(f4,negated_conjecture,
v_s != v_t,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_0) ).
fof(f5,negated_conjecture,
! [X0] : X0 = v_ta,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_1) ).
fof(f6,plain,
! [X0] : v_ta = X0,
inference(reorient_equations,[],[f5]) ).
tcf(c_55,negated_conjecture,
v_s != v_t,
inference(cnf_transformation,[],[f4]) ).
tcf(c_56,negated_conjecture,
! [X0: $i] : X0 = v_ta,
inference(cnf_transformation,[],[f6]) ).
tcf(c_65,plain,
! [X0: $i] : X0 = iProver_smallest,
inference(demodulation,[status(thm)],[c_56]) ).
tcf(c_66,plain,
iProver_smallest != iProver_smallest,
inference(demodulation,[status(thm)],[c_55,c_65]) ).
tcf(c_67,plain,
$false,
inference(equality_resolution_simp,[status(thm)],[c_66]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : SWV818-1 : TPTP v9.3.1. Released v4.1.0.
% 0.00/0.07 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.20/0.45 % Computer : n002.cluster.edu
% 0.20/0.45 % Model : x86_64 x86_64
% 0.20/0.45 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.20/0.45 % Memory : 8046.5625MB
% 0.20/0.45 % OS : Linux 6.8.0-71-generic
% 0.20/0.45 % CPULimit : 300
% 0.20/0.45 % WCLimit : 300
% 0.20/0.45 % DateTime : Thu Sep 24 21:09:34 UTC 2026
% 0.20/0.46 % CPUTime :
% 0.20/0.46 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.24/0.51 Running UEQ theorem proving
% 0.24/0.51 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s ueq_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.24/0.53
% 0.24/0.53 % ======== iProver multi-core TPTP/SMT =========
% 0.24/0.53
% 0.24/0.53 % Detected problem language: tptp
% 0.24/0.55 % Proving...
% 1.59/1.42 WARNING - Clausifier option not provided in the heuristic config "heur/vip2_118404", setting default options.
% 1.59/1.42 % SZS status Started for theBenchmark.p
% 1.59/1.42 % SZS status Unsatisfiable for theBenchmark.p
% 1.59/1.42
% 1.59/1.42 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 1.59/1.42
% 1.59/1.42 % ------ iProver source info
% 1.59/1.42
% 1.59/1.42 % git: date: 2026-07-19 20:42:38 +0200
% 1.59/1.42 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 1.59/1.42 % git: non_committed_changes: false
% 1.59/1.42
% 1.59/1.42 % ------ Parsing...% successful
% 1.59/1.42
% 1.59/1.42
% 1.59/1.42 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 1.59/1.42
% 1.59/1.42 % ------ Preprocessing...%
% 1.59/1.42
% 1.59/1.42 % SZS status Unsatisfiable for theBenchmark.p
% 1.59/1.42
% 1.59/1.42 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.59/1.42
% 1.59/1.42
%------------------------------------------------------------------------------