%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : CSR055+2 : TPTP v9.3.1. Released v3.4.0.
% 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 01:10:16 PM UTC 2026
% Result : Theorem 1.03s 1.29s
% Output : CNFRefutation 1.03s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 4
% Syntax : Number of formulae : 19 ( 10 unt; 0 def)
% Number of atoms : 28 ( 0 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 24 ( 15 ~; 7 |; 1 &)
% ( 0 <=>; 1 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 3 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 ( 3 usr; 1 prp; 0-2 aty)
% Number of functors : 2 ( 2 usr; 2 con; 0-0 aty)
% Number of variables : 12 ( 0 sgn 12 !; 0 ?; 3 :)
% Comments :
%------------------------------------------------------------------------------
fof(f201,axiom,
individual(c_xskijump_thegame),
file('/export/starexec/sandbox/benchmark/Axioms/CSR002+1.ax',ax1_201) ).
fof(f289,axiom,
! [X0] :
~ ( individual(X0)
& collection(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/CSR002+1.ax',ax1_289) ).
fof(f1119,axiom,
! [X0,X1] :
( disjointwith(X0,X1)
=> collection(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/CSR002+1.ax',ax1_1119) ).
fof(f1132,conjecture,
~ disjointwith(c_xskijump_thegame,c_tptpcol_16_35301),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',query105) ).
fof(f1133,negated_conjecture,
~ ~ disjointwith(c_xskijump_thegame,c_tptpcol_16_35301),
inference(negated_conjecture,[status(cth)],[f1132]) ).
fof(f1134,plain,
disjointwith(c_xskijump_thegame,c_tptpcol_16_35301),
inference(flattening,[],[f1133]) ).
fof(f1140,plain,
! [X0,X1] :
( ~ disjointwith(X0,X1)
| collection(X0) ),
inference(ennf_transformation,[],[f1119]) ).
fof(f1177,plain,
! [X0] :
( ~ individual(X0)
| ~ collection(X0) ),
inference(ennf_transformation,[],[f289]) ).
fof(f1191,plain,
disjointwith(c_xskijump_thegame,c_tptpcol_16_35301),
inference(cnf_transformation,[],[f1134]) ).
fof(f1195,plain,
! [X0,X1] :
( ~ disjointwith(X0,X1)
| collection(X0) ),
inference(cnf_transformation,[],[f1140]) ).
fof(f1200,plain,
individual(c_xskijump_thegame),
inference(cnf_transformation,[],[f201]) ).
fof(f1223,plain,
! [X0] :
( ~ individual(X0)
| ~ collection(X0) ),
inference(cnf_transformation,[],[f1177]) ).
tcf(c_49,negated_conjecture,
disjointwith(c_xskijump_thegame,c_tptpcol_16_35301),
inference(cnf_transformation,[],[f1191]) ).
tcf(c_53,plain,
! [X0: $i,X1: $i] :
( collection(X0)
| ~ disjointwith(X0,X1) ),
inference(cnf_transformation,[],[f1195]) ).
tcf(c_58,plain,
individual(c_xskijump_thegame),
inference(cnf_transformation,[],[f1200]) ).
tcf(c_81,plain,
! [X0: $i] :
( ~ individual(X0)
| ~ collection(X0) ),
inference(cnf_transformation,[],[f1223]) ).
tcf(c_94,plain,
( ~ individual(c_xskijump_thegame)
| ~ collection(c_xskijump_thegame) ),
inference(instantiation,[status(thm)],[c_81]) ).
tcf(c_103,plain,
collection(c_xskijump_thegame),
inference(resolution,[status(thm)],[c_53,c_49]) ).
tcf(c_104,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_103,c_94,c_58]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CSR055+2 : TPTP v9.3.1. Released v3.4.0.
% 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 : Fri Sep 25 08:42:25 UTC 2026
% 0.09/0.37 % CPUTime :
% 0.09/0.37 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
% 0.09/0.43 % Proving...
% 1.03/1.29 % SZS status Started for theBenchmark.p
% 1.03/1.29 % SZS status Theorem for theBenchmark.p
% 1.03/1.29
% 1.03/1.29 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 1.03/1.29
% 1.03/1.29 % ------ iProver source info
% 1.03/1.29
% 1.03/1.29 % git: date: 2026-07-19 20:42:38 +0200
% 1.03/1.29 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 1.03/1.29 % git: non_committed_changes: false
% 1.03/1.29
% 1.03/1.29 % ------ Parsing...
% 1.03/1.29 % ------ Clausification by vclausify_rel & Parsing by iProver...% ------ preprocesses with Option_epr_horn
% 1.03/1.29 %
% 1.03/1.29
% 1.03/1.29 % ------ Preprocessing... sf_s rm: 3 0s sf_e sf_s rm: 0 0s sf_e %
% 1.03/1.29
% 1.03/1.29 % ------ Preprocessing...% ------ preprocesses with Option_epr_horn
% 1.03/1.29 gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e
% 1.03/1.29 % ------ Proving...
% 1.03/1.29 % ------ Problem Properties
% 1.03/1.29
% 1.03/1.29 %
% 1.03/1.29 % clauses 28
% 1.03/1.29 % conjectures 1
% 1.03/1.29 % EPR 28
% 1.03/1.29 % Horn 28
% 1.03/1.29 % unary 2
% 1.03/1.29 % binary 16
% 1.03/1.29 % lits 64
% 1.03/1.29 % lits eq 0
% 1.03/1.29 % fd_pure 0
% 1.03/1.29 % fd_pseudo 0
% 1.03/1.29 % fd_cond 0
% 1.03/1.29 % fd_pseudo_cond 0
% 1.03/1.29 % AC symbols 0
% 1.03/1.29
% 1.03/1.29 % ------ Schedule EPR Horn non eq is on
% 1.03/1.29
% 1.03/1.29 % ------ no equalities: superposition off
% 1.03/1.29
% 1.03/1.29 % ------ Option_epr_horn Time Limit: Unbounded
% 1.03/1.29
% 1.03/1.29
% 1.03/1.29 % ------
% 1.03/1.29 % Current options:
% 1.03/1.29 % ------
% 1.03/1.29
% 1.03/1.29
% 1.03/1.29 %
% 1.03/1.29
% 1.03/1.29 % ------ Proving...
% 1.03/1.29 %
% 1.03/1.29
% 1.03/1.29 % SZS status Theorem for theBenchmark.p
% 1.03/1.29
% 1.03/1.29 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.03/1.29
% 1.03/1.29
%------------------------------------------------------------------------------