%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWV776-1 : TPTP v9.3.1. Released v4.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/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 03:24:11 PM UTC 2026
% Result : Unsatisfiable 10.44s 2.32s
% Output : CNFRefutation 10.44s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 5
% Syntax : Number of formulae : 24 ( 6 unt; 0 def)
% Number of atoms : 42 ( 22 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 37 ( 19 ~; 18 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 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 : 13 ( 13 usr; 7 con; 0-3 aty)
% Number of variables : 29 ( 0 sgn 29 !; 0 ?; 16 :)
% Comments :
%------------------------------------------------------------------------------
fof(f563,axiom,
! [X0,X1] : X0 = c_List_Oappend(c_List_Olist_ONil(X1),X0,X1),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_eq__Nil__appendI_0) ).
fof(f564,plain,
! [X0,X1] : c_List_Oappend(c_List_Olist_ONil(X1),X0,X1) = X0,
inference(reorient_equations,[],[f563]) ).
fof(f571,axiom,
! [X2,X0,X1] :
( ~ c_in(X0,c_Event_Obad,tc_Message_Oagent)
| c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(X0,X1),X2,tc_Event_Oevent)) = c_Set_Oinsert(X1,c_Event_Oknows(c_Message_Oagent_OSpy,X2),tc_Message_Omsg) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_knows__Spy__Notes_0) ).
fof(f575,axiom,
! [X2,X0,X1] :
( c_in(X0,c_Event_Obad,tc_Message_Oagent)
| c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(X0,X1),X2,tc_Event_Oevent)) = c_Event_Oknows(c_Message_Oagent_OSpy,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_knows__Spy__Notes_1) ).
fof(f576,plain,
! [X2,X0,X1] :
( c_in(X0,c_Event_Obad,tc_Message_Oagent)
| c_Event_Oknows(c_Message_Oagent_OSpy,X2) = c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(X0,X1),X2,tc_Event_Oevent)) ),
inference(reorient_equations,[],[f575]) ).
fof(f591,negated_conjecture,
( c_in(v_A,c_Event_Obad,tc_Message_Oagent)
| c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_0) ).
fof(f592,negated_conjecture,
( ~ c_in(v_A,c_Event_Obad,tc_Message_Oagent)
| c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Set_Oinsert(v_X,c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),tc_Message_Omsg) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_1) ).
tcf(c_547,negated_conjecture,
( c_in(v_A,c_Event_Obad,tc_Message_Oagent)
| ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)) ) ),
inference(cnf_transformation,[],[f591]) ).
tcf(c_548,negated_conjecture,
( ~ c_in(v_A,c_Event_Obad,tc_Message_Oagent)
| ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Set_Oinsert(v_X,c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),tc_Message_Omsg) ) ),
inference(cnf_transformation,[],[f592]) ).
tcf(c_564,plain,
! [X0: $i,X1: $i] : c_List_Oappend(c_List_Olist_ONil(X0),X1,X0) = X1,
inference(cnf_transformation,[],[f564]) ).
tcf(c_609,plain,
! [X0: $i,X1: $i,X2: $i] :
( c_in(X0,c_Event_Obad,tc_Message_Oagent)
| ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(X0,X1),X2,tc_Event_Oevent)) = c_Event_Oknows(c_Message_Oagent_OSpy,X2) ) ),
inference(cnf_transformation,[],[f576]) ).
tcf(c_610,plain,
! [X0: $i,X1: $i,X2: $i] :
( ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(X0,X1),X2,tc_Event_Oevent)) = c_Set_Oinsert(X1,c_Event_Oknows(c_Message_Oagent_OSpy,X2),tc_Message_Omsg) )
| ~ c_in(X0,c_Event_Obad,tc_Message_Oagent) ),
inference(cnf_transformation,[],[f571]) ).
tcf(c_1095,plain,
! [X0: $i,X1: $i,X2: $i] :
( ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(X0,X1),X2,tc_Event_Oevent)) = c_Event_Oknows(c_Message_Oagent_OSpy,X2) )
| c_in(X0,c_Event_Obad,tc_Message_Oagent) ),
inference(prop_impl_just,[status(thm)],[c_609]) ).
tcf(c_1096,plain,
! [X0: $i,X1: $i,X2: $i] :
( c_in(X0,c_Event_Obad,tc_Message_Oagent)
| ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(X0,X1),X2,tc_Event_Oevent)) = c_Event_Oknows(c_Message_Oagent_OSpy,X2) ) ),
inference(renaming,[status(thm)],[c_1095]) ).
tcf(c_1151,plain,
( c_in(v_A,c_Event_Obad,tc_Message_Oagent)
| ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)) ) ),
inference(prop_impl_just,[status(thm)],[c_547]) ).
tcf(c_1155,plain,
( ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Set_Oinsert(v_X,c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),tc_Message_Omsg) )
| ~ c_in(v_A,c_Event_Obad,tc_Message_Oagent) ),
inference(prop_impl_just,[status(thm)],[c_548]) ).
tcf(c_1156,plain,
( ~ c_in(v_A,c_Event_Obad,tc_Message_Oagent)
| ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Set_Oinsert(v_X,c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),tc_Message_Omsg) ) ),
inference(renaming,[status(thm)],[c_1155]) ).
tcf(c_2717,plain,
( c_in(v_A,c_Event_Obad,tc_Message_Oagent)
| ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent)) != c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)) ) ),
inference(demodulation,[status(thm)],[c_1151,c_564]) ).
tcf(c_2720,plain,
c_in(v_A,c_Event_Obad,tc_Message_Oagent),
inference(forward_subsumption_resolution,[status(thm)],[c_2717,c_1096]) ).
tcf(c_2737,plain,
( ~ c_in(v_A,c_Event_Obad,tc_Message_Oagent)
| ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent)) != c_Set_Oinsert(v_X,c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),tc_Message_Omsg) ) ),
inference(demodulation,[status(thm)],[c_1156,c_564]) ).
tcf(c_2738,plain,
c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent)) != c_Set_Oinsert(v_X,c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),tc_Message_Omsg),
inference(forward_subsumption_resolution,[status(thm)],[c_2737,c_2720]) ).
tcf(c_8470,plain,
! [X0: $i,X1: $i] :
( ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,X0),X1,tc_Event_Oevent)) = c_Set_Oinsert(X0,c_Event_Oknows(c_Message_Oagent_OSpy,X1),tc_Message_Omsg) )
| ~ c_in(v_A,c_Event_Obad,tc_Message_Oagent) ),
inference(instantiation,[status(thm)],[c_610]) ).
tcf(c_14440,plain,
( ( c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_ONotes(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent)) = c_Set_Oinsert(v_X,c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),tc_Message_Omsg) )
| ~ c_in(v_A,c_Event_Obad,tc_Message_Oagent) ),
inference(instantiation,[status(thm)],[c_8470]) ).
tcf(c_14441,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_14440,c_2738,c_2720]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWV776-1 : TPTP v9.3.1. Released v4.1.0.
% 0.00/0.05 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.13/0.36 % Computer : n007.cluster.edu
% 0.13/0.36 % Model : x86_64 x86_64
% 0.13/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.36 % Memory : 8046.5625MB
% 0.13/0.36 % OS : Linux 6.8.0-71-generic
% 0.13/0.36 % CPULimit : 300
% 0.13/0.36 % WCLimit : 300
% 0.13/0.36 % DateTime : Thu Sep 24 21:02:08 UTC 2026
% 0.15/0.37 % CPUTime :
% 0.15/0.37 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.15/0.41 Running first-order theorem proving
% 0.15/0.41 Running: /export/starexec/sandbox2/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.15/0.42
% 0.15/0.42 % ======== iProver multi-core TPTP/SMT =========
% 0.15/0.42
% 0.15/0.42 % Detected problem language: tptp
% 0.15/0.44 % Proving...
% 10.44/2.32 % SZS status Started for theBenchmark.p
% 10.44/2.32 % SZS status Unsatisfiable for theBenchmark.p
% 10.44/2.32
% 10.44/2.32 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 10.44/2.32
% 10.44/2.32 % ------ iProver source info
% 10.44/2.32
% 10.44/2.32 % git: date: 2026-07-19 20:42:38 +0200
% 10.44/2.32 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 10.44/2.32 % git: non_committed_changes: false
% 10.44/2.32
% 10.44/2.32 % ------ Parsing...% successful
% 10.44/2.32
% 10.44/2.32
% 10.44/2.32 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 10.44/2.32
% 10.44/2.32 % ------ Preprocessing... sup_sim: 11 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 %
% 10.44/2.32
% 10.44/2.32 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e %
% 10.44/2.32
% 10.44/2.32 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 10.44/2.32 % ------ Proving...
% 10.44/2.32 % ------ Problem Properties
% 10.44/2.32
% 10.44/2.32 %
% 10.44/2.32 % clauses 168
% 10.44/2.32 % conjectures 0
% 10.44/2.32 % EPR 2
% 10.44/2.32 % Horn 154
% 10.44/2.32 % unary 55
% 10.44/2.32 % binary 79
% 10.44/2.32 % lits 319
% 10.44/2.32 % lits eq 101
% 10.44/2.32 % fd_pure 0
% 10.44/2.32 % fd_pseudo 0
% 10.44/2.32 % fd_cond 2
% 10.44/2.32 % fd_pseudo_cond 28
% 10.44/2.32 % AC symbols 0
% 10.44/2.32
% 10.44/2.32 % ------ Schedule dynamic 5 is on
% 10.44/2.32
% 10.44/2.32 % ------ no conjectures: strip conj schedule
% 10.44/2.32
% 10.44/2.32 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" stripped conjectures Time Limit: 10.
% 10.44/2.32
% 10.44/2.32
% 10.44/2.32 % ------
% 10.44/2.32 % Current options:
% 10.44/2.32 % ------
% 10.44/2.32
% 10.44/2.32
% 10.44/2.32 %
% 10.44/2.32
% 10.44/2.32 % ------ Proving...
% 10.44/2.32 %
% 10.44/2.32
% 10.44/2.32 % SZS status Unsatisfiable for theBenchmark.p
% 10.44/2.32
% 10.44/2.32 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 10.44/2.32
% 10.44/2.32
%------------------------------------------------------------------------------