%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWV250-1 : TPTP v9.3.1. Released v3.2.0.
% 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 03:16:48 PM UTC 2026
% Result : Unsatisfiable 141.54s 30.00s
% Output : CNFRefutation 141.54s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 7
% Syntax : Number of formulae : 21 ( 13 unt; 0 def)
% Number of atoms : 32 ( 4 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 22 ( 11 ~; 11 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 4 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-3 aty)
% Number of functors : 7 ( 7 usr; 4 con; 0-3 aty)
% Number of variables : 35 ( 0 sgn 35 !; 0 ?; 19 :)
% Comments :
%------------------------------------------------------------------------------
fof(f3190,axiom,
! [X2,X3,X0,X1] :
( c_in(X0,X1,X3)
| c_in(X0,X2,X3)
| ~ c_in(X0,c_union(X1,X2,X3),X3) ),
file('/export/starexec/sandbox/benchmark/Axioms/MSC001-1.ax',cls_Set_OUn__iff_0) ).
fof(f3191,axiom,
! [X2,X3,X0,X1] :
( c_in(X0,c_union(X1,X3,X2),X2)
| ~ c_in(X0,X1,X2) ),
file('/export/starexec/sandbox/benchmark/Axioms/MSC001-1.ax',cls_Set_OUn__iff_1) ).
fof(f3192,axiom,
! [X2,X3,X0,X1] :
( c_in(X0,c_union(X3,X1,X2),X2)
| ~ c_in(X0,X1,X2) ),
file('/export/starexec/sandbox/benchmark/Axioms/MSC001-1.ax',cls_Set_OUn__iff_2) ).
fof(f3430,axiom,
! [X0,X1] : c_Message_Oanalz(c_union(c_Message_Oanalz(X0),X1,tc_Message_Omsg)) = c_Message_Oanalz(c_union(X0,X1,tc_Message_Omsg)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Message_Oanalz__analz__Un_0) ).
fof(f3433,axiom,
! [X0,X1] : c_Message_Oanalz(c_union(c_Message_Osynth(X0),X1,tc_Message_Omsg)) = c_union(c_Message_Oanalz(c_union(X0,X1,tc_Message_Omsg)),c_Message_Osynth(X0),tc_Message_Omsg),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Message_Oanalz__synth__Un_0) ).
fof(f3438,negated_conjecture,
c_in(v_x,c_Message_Oanalz(c_union(c_Message_Osynth(c_Message_Oanalz(v_G)),v_H,tc_Message_Omsg)),tc_Message_Omsg),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_2) ).
fof(f3439,negated_conjecture,
~ c_in(v_x,c_union(c_Message_Osynth(c_Message_Oanalz(v_G)),c_Message_Oanalz(c_union(v_G,v_H,tc_Message_Omsg)),tc_Message_Omsg),tc_Message_Omsg),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_3) ).
tcf(c_2883,negated_conjecture,
c_in(v_x,c_Message_Oanalz(c_union(c_Message_Osynth(c_Message_Oanalz(v_G)),v_H,tc_Message_Omsg)),tc_Message_Omsg),
inference(cnf_transformation,[],[f3438]) ).
tcf(c_2884,negated_conjecture,
~ c_in(v_x,c_union(c_Message_Osynth(c_Message_Oanalz(v_G)),c_Message_Oanalz(c_union(v_G,v_H,tc_Message_Omsg)),tc_Message_Omsg),tc_Message_Omsg),
inference(cnf_transformation,[],[f3439]) ).
tcf(c_2887,plain,
! [X0: $i,X1: $i] : c_union(c_Message_Oanalz(c_union(X0,X1,tc_Message_Omsg)),c_Message_Osynth(X0),tc_Message_Omsg) = c_Message_Oanalz(c_union(c_Message_Osynth(X0),X1,tc_Message_Omsg)),
inference(cnf_transformation,[],[f3433]) ).
tcf(c_2894,plain,
! [X0: $i,X1: $i] : c_Message_Oanalz(c_union(c_Message_Oanalz(X0),X1,tc_Message_Omsg)) = c_Message_Oanalz(c_union(X0,X1,tc_Message_Omsg)),
inference(cnf_transformation,[],[f3430]) ).
tcf(c_2930,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( c_in(X0,c_union(X3,X1,X2),X2)
| ~ c_in(X0,X1,X2) ),
inference(cnf_transformation,[],[f3192]) ).
tcf(c_2931,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( c_in(X0,c_union(X1,X3,X2),X2)
| ~ c_in(X0,X1,X2) ),
inference(cnf_transformation,[],[f3191]) ).
tcf(c_2932,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( c_in(X0,X2,X3)
| c_in(X0,X1,X3)
| ~ c_in(X0,c_union(X1,X2,X3),X3) ),
inference(cnf_transformation,[],[f3190]) ).
tcf(c_377257,plain,
~ c_in(v_x,c_Message_Oanalz(c_union(v_G,v_H,tc_Message_Omsg)),tc_Message_Omsg),
inference(superposition,[status(thm)],[c_2930,c_2884]) ).
tcf(c_377281,plain,
~ c_in(v_x,c_Message_Osynth(c_Message_Oanalz(v_G)),tc_Message_Omsg),
inference(superposition,[status(thm)],[c_2931,c_2884]) ).
tcf(c_377305,plain,
! [X0: $i,X1: $i,X2: $i] :
( c_in(X0,c_Message_Osynth(X1),tc_Message_Omsg)
| c_in(X0,c_Message_Oanalz(c_union(X1,X2,tc_Message_Omsg)),tc_Message_Omsg)
| ~ c_in(X0,c_Message_Oanalz(c_union(c_Message_Osynth(X1),X2,tc_Message_Omsg)),tc_Message_Omsg) ),
inference(superposition,[status(thm)],[c_2887,c_2932]) ).
tcf(c_401724,plain,
( c_in(v_x,c_Message_Osynth(c_Message_Oanalz(v_G)),tc_Message_Omsg)
| c_in(v_x,c_Message_Oanalz(c_union(c_Message_Oanalz(v_G),v_H,tc_Message_Omsg)),tc_Message_Omsg) ),
inference(superposition,[status(thm)],[c_2883,c_377305]) ).
tcf(c_401745,plain,
c_in(v_x,c_Message_Oanalz(c_union(c_Message_Oanalz(v_G),v_H,tc_Message_Omsg)),tc_Message_Omsg),
inference(forward_subsumption_resolution,[status(thm)],[c_401724,c_377281]) ).
tcf(c_402435,plain,
c_in(v_x,c_Message_Oanalz(c_union(v_G,v_H,tc_Message_Omsg)),tc_Message_Omsg),
inference(demodulation,[status(thm)],[c_401745,c_2894]) ).
tcf(c_402436,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_402435,c_377257]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWV250-1 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.37 % Computer : n026.cluster.edu
% 0.09/0.37 % Model : x86_64 x86_64
% 0.09/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.37 % Memory : 8046.5625MB
% 0.09/0.37 % OS : Linux 6.8.0-71-generic
% 0.09/0.37 % CPULimit : 300
% 0.09/0.37 % WCLimit : 300
% 0.09/0.37 % DateTime : Thu Sep 24 18:55:26 UTC 2026
% 0.09/0.38 % CPUTime :
% 0.09/0.38 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.41 Running first-order theorem proving
% 0.09/0.41 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
% 0.09/0.42
% 0.09/0.42 % ======== iProver multi-core TPTP/SMT =========
% 0.09/0.42
% 0.09/0.42 % Detected problem language: tptp
% 0.09/0.44 % Proving...
% 141.54/30.00 % SZS status Started for theBenchmark.p
% 141.54/30.00 % SZS status Unsatisfiable for theBenchmark.p
% 141.54/30.00
% 141.54/30.00 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 141.54/30.00
% 141.54/30.00 % ------ iProver source info
% 141.54/30.00
% 141.54/30.00 % git: date: 2026-07-19 20:42:38 +0200
% 141.54/30.00 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 141.54/30.00 % git: non_committed_changes: false
% 141.54/30.00
% 141.54/30.00 % ------ Parsing...% successful
% 141.54/30.00
% 141.54/30.00
% 141.54/30.00 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 141.54/30.00
% 141.54/30.00 % ------ Preprocessing... sup_sim: 34 sf_s rm: 1 0s sf_e pe_s pe:1:0s pe:2:0s pe:4:0s pe_e sup_sim: 12 sf_s rm: 7 0s sf_e pe_s pe_e sup_sim: 0 sf_s rm: 7 0s sf_e pe_s pe_e %
% 141.54/30.00
% 141.54/30.00 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e %
% 141.54/30.00
% 141.54/30.00 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 141.54/30.00 % ------ Proving...
% 141.54/30.00 % ------ Problem Properties
% 141.54/30.00
% 141.54/30.00 %
% 141.54/30.00 % clauses 458
% 141.54/30.00 % conjectures 4
% 141.54/30.00 % EPR 22
% 141.54/30.00 % Horn 406
% 141.54/30.00 % unary 177
% 141.54/30.00 % binary 202
% 141.54/30.00 % lits 820
% 141.54/30.00 % lits eq 316
% 141.54/30.00 % fd_pure 0
% 141.54/30.00 % fd_pseudo 0
% 141.54/30.00 % fd_cond 28
% 141.54/30.00 % fd_pseudo_cond 25
% 141.54/30.00 % AC symbols 0
% 141.54/30.00
% 141.54/30.00 % ------ Schedule dynamic 5 is on
% 141.54/30.00
% 141.54/30.00 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 141.54/30.00
% 141.54/30.00
% 141.54/30.00 % ------
% 141.54/30.00 % Current options:
% 141.54/30.00 % ------
% 141.54/30.00
% 141.54/30.00
% 141.54/30.00 %
% 141.54/30.00
% 141.54/30.00 % ------ Proving...
% 141.54/30.00 % Proof_search_loop: time out after: 4970 full_loop iterations
% 141.54/30.00
% 141.54/30.00 % ------ Input Options"1. --res_lit_sel adaptive --res_lit_sel_side num_symb" Time Limit: 15.
% 141.54/30.00
% 141.54/30.00
% 141.54/30.00 % ------
% 141.54/30.00 % Current options:
% 141.54/30.00 % ------
% 141.54/30.00
% 141.54/30.00
% 141.54/30.00 %
% 141.54/30.00
% 141.54/30.00 % ------ Proving...
% 141.54/30.00 % Proof_search_loop: time out after: 8909 full_loop iterations
% 141.54/30.00
% 141.54/30.00 % ------ Option_1: Negative Selections Time Limit: 35.
% 141.54/30.00
% 141.54/30.00
% 141.54/30.00 % ------
% 141.54/30.00 % Current options:
% 141.54/30.00 % ------
% 141.54/30.00
% 141.54/30.00
% 141.54/30.00 %
% 141.54/30.00
% 141.54/30.00 % ------ Proving...
% 141.54/30.00 %
% 141.54/30.00
% 141.54/30.00 % SZS status Unsatisfiable for theBenchmark.p
% 141.54/30.00
% 141.54/30.00 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 141.54/30.00
% 141.54/30.00
%------------------------------------------------------------------------------