TSTP Solution File: SET090-7 by iProver---3.8
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%------------------------------------------------------------------------------
% File : iProver---3.8
% Problem : SET090-7 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover %s %d THM
% Computer : n009.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Thu Aug 31 15:06:23 EDT 2023
% Result : Unsatisfiable 3.65s 1.14s
% Output : CNFRefutation 3.65s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 5
% Syntax : Number of clauses : 9 ( 4 unt; 0 nHn; 9 RR)
% Number of literals : 16 ( 7 equ; 8 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 2 con; 0-1 aty)
% Number of variables : 4 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(c_84,plain,
( singleton(X0) != singleton(X1)
| ~ member(X0,universal_class)
| X0 = X1 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',singleton_identified_by_element1) ).
cnf(c_87,plain,
( ~ member(X0,universal_class)
| member(member_of(singleton(X0)),universal_class) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',member_exists1) ).
cnf(c_88,plain,
( ~ member(X0,universal_class)
| singleton(member_of(singleton(X0))) = singleton(X0) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',member_exists2) ).
cnf(c_91,negated_conjecture,
member(u,universal_class),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_member_of_singleton_is_unique_1) ).
cnf(c_92,negated_conjecture,
member_of(singleton(u)) != u,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_member_of_singleton_is_unique_2) ).
cnf(c_6948,plain,
( ~ member(u,universal_class)
| member(member_of(singleton(u)),universal_class) ),
inference(instantiation,[status(thm)],[c_87]) ).
cnf(c_7323,plain,
singleton(member_of(singleton(u))) = singleton(u),
inference(superposition,[status(thm)],[c_91,c_88]) ).
cnf(c_7564,plain,
( singleton(member_of(singleton(u))) != singleton(u)
| ~ member(member_of(singleton(u)),universal_class)
| member_of(singleton(u)) = u ),
inference(instantiation,[status(thm)],[c_84]) ).
cnf(c_7565,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_7564,c_7323,c_6948,c_92,c_91]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : SET090-7 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.03/0.13 % Command : run_iprover %s %d THM
% 0.13/0.33 % Computer : n009.cluster.edu
% 0.13/0.33 % Model : x86_64 x86_64
% 0.13/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33 % Memory : 8042.1875MB
% 0.13/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33 % CPULimit : 300
% 0.13/0.33 % WCLimit : 300
% 0.13/0.33 % DateTime : Sat Aug 26 11:40:06 EDT 2023
% 0.13/0.33 % CPUTime :
% 0.18/0.45 Running first-order theorem proving
% 0.18/0.45 Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 3.65/1.14 % SZS status Started for theBenchmark.p
% 3.65/1.14 % SZS status Unsatisfiable for theBenchmark.p
% 3.65/1.14
% 3.65/1.14 %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.65/1.14
% 3.65/1.14 ------ iProver source info
% 3.65/1.14
% 3.65/1.14 git: date: 2023-05-31 18:12:56 +0000
% 3.65/1.14 git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.65/1.14 git: non_committed_changes: false
% 3.65/1.14 git: last_make_outside_of_git: false
% 3.65/1.14
% 3.65/1.14 ------ Parsing...successful
% 3.65/1.14
% 3.65/1.14
% 3.65/1.14
% 3.65/1.14 ------ Preprocessing... sup_sim: 2 sf_s rm: 1 0s sf_e pe_s pe:1:0s pe:2:0s pe_e sup_sim: 0 sf_s rm: 2 0s sf_e pe_s pe_e
% 3.65/1.14
% 3.65/1.14 ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e
% 3.65/1.14
% 3.65/1.14 ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 3.65/1.14 ------ Proving...
% 3.65/1.14 ------ Problem Properties
% 3.65/1.14
% 3.65/1.14
% 3.65/1.14 clauses 125
% 3.65/1.14 conjectures 2
% 3.65/1.14 EPR 18
% 3.65/1.14 Horn 107
% 3.65/1.14 unary 43
% 3.65/1.14 binary 51
% 3.65/1.14 lits 245
% 3.65/1.14 lits eq 67
% 3.65/1.14 fd_pure 0
% 3.65/1.14 fd_pseudo 0
% 3.65/1.14 fd_cond 5
% 3.65/1.14 fd_pseudo_cond 12
% 3.65/1.14 AC symbols 0
% 3.65/1.14
% 3.65/1.14 ------ Schedule dynamic 5 is on
% 3.65/1.14
% 3.65/1.14 ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.65/1.14
% 3.65/1.14
% 3.65/1.14 ------
% 3.65/1.14 Current options:
% 3.65/1.14 ------
% 3.65/1.14
% 3.65/1.14
% 3.65/1.14
% 3.65/1.14
% 3.65/1.14 ------ Proving...
% 3.65/1.14
% 3.65/1.14
% 3.65/1.14 % SZS status Unsatisfiable for theBenchmark.p
% 3.65/1.14
% 3.65/1.14 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.65/1.14
% 3.65/1.14
%------------------------------------------------------------------------------