TSTP Solution File: SET120-7 by iProver---3.8
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%------------------------------------------------------------------------------
% File : iProver---3.8
% Problem : SET120-7 : TPTP v8.1.2. Bugfixed v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover %s %d THM
% Computer : n020.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 15:06:40 EDT 2023
% Result : Unsatisfiable 18.34s 3.21s
% Output : CNFRefutation 18.34s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 7
% Syntax : Number of clauses : 14 ( 6 unt; 4 nHn; 8 RR)
% Number of literals : 22 ( 10 equ; 9 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 10 ( 10 usr; 4 con; 0-2 aty)
% Number of variables : 24 ( 13 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(c_51,plain,
( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
| member(X0,universal_class) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',corollary_1_to_cartesian_product) ).
cnf(c_69,plain,
( unordered_pair(X0,X1) = singleton(X1)
| member(X0,universal_class) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unordered_pair_equals_singleton2) ).
cnf(c_75,plain,
( unordered_pair(X0,X1) != null_class
| ~ member(ordered_pair(X0,X1),cross_product(X2,X3)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',corollary_to_unordered_pair_axiom3) ).
cnf(c_118,plain,
( second(X0) = X0
| member(ordered_pair(first(X0),second(X0)),cross_product(universal_class,universal_class)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unique_1st_and_2nd_in_pair_of_non_sets2) ).
cnf(c_120,plain,
( ordered_pair(first(X0),second(X0)) = X0
| second(X0) = X0 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unique_1st_and_2nd_in_pair_of_non_sets4) ).
cnf(c_123,negated_conjecture,
~ member(x,universal_class),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_2_to_OP_determines_components1_1) ).
cnf(c_124,negated_conjecture,
second(ordered_pair(x,y)) != ordered_pair(x,y),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_2_to_OP_determines_components1_2) ).
cnf(c_6129,plain,
( ~ member(ordered_pair(x,X0),cross_product(X1,X2))
| member(x,universal_class) ),
inference(instantiation,[status(thm)],[c_51]) ).
cnf(c_29834,plain,
unordered_pair(x,X0) = singleton(X0),
inference(superposition,[status(thm)],[c_69,c_123]) ).
cnf(c_31388,plain,
( second(X0) = X0
| member(X0,cross_product(universal_class,universal_class)) ),
inference(superposition,[status(thm)],[c_120,c_118]) ).
cnf(c_31717,plain,
( singleton(X0) != null_class
| ~ member(ordered_pair(x,X0),cross_product(X1,X2)) ),
inference(superposition,[status(thm)],[c_29834,c_75]) ).
cnf(c_31886,plain,
~ member(ordered_pair(x,X0),cross_product(X1,X2)),
inference(global_subsumption_just,[status(thm)],[c_31717,c_123,c_6129]) ).
cnf(c_58946,plain,
second(ordered_pair(x,X0)) = ordered_pair(x,X0),
inference(superposition,[status(thm)],[c_31388,c_31886]) ).
cnf(c_67490,plain,
$false,
inference(superposition,[status(thm)],[c_58946,c_124]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : SET120-7 : TPTP v8.1.2. Bugfixed v7.3.0.
% 0.00/0.13 % Command : run_iprover %s %d THM
% 0.13/0.34 % Computer : n020.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 300
% 0.13/0.34 % DateTime : Sat Aug 26 16:05:00 EDT 2023
% 0.13/0.34 % CPUTime :
% 0.20/0.46 Running first-order theorem proving
% 0.20/0.46 Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 18.34/3.21 % SZS status Started for theBenchmark.p
% 18.34/3.21 % SZS status Unsatisfiable for theBenchmark.p
% 18.34/3.21
% 18.34/3.21 %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 18.34/3.21
% 18.34/3.21 ------ iProver source info
% 18.34/3.21
% 18.34/3.21 git: date: 2023-05-31 18:12:56 +0000
% 18.34/3.21 git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 18.34/3.21 git: non_committed_changes: false
% 18.34/3.21 git: last_make_outside_of_git: false
% 18.34/3.21
% 18.34/3.21 ------ Parsing...successful
% 18.34/3.21
% 18.34/3.21
% 18.34/3.21
% 18.34/3.21 ------ 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
% 18.34/3.21
% 18.34/3.21 ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e
% 18.34/3.21
% 18.34/3.21 ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 18.34/3.21 ------ Proving...
% 18.34/3.21 ------ Problem Properties
% 18.34/3.21
% 18.34/3.21
% 18.34/3.21 clauses 153
% 18.34/3.21 conjectures 2
% 18.34/3.21 EPR 18
% 18.34/3.21 Horn 122
% 18.34/3.21 unary 47
% 18.34/3.21 binary 66
% 18.34/3.21 lits 306
% 18.34/3.21 lits eq 100
% 18.34/3.21 fd_pure 0
% 18.34/3.21 fd_pseudo 0
% 18.34/3.21 fd_cond 5
% 18.34/3.21 fd_pseudo_cond 16
% 18.34/3.21 AC symbols 0
% 18.34/3.21
% 18.34/3.21 ------ Input Options Time Limit: Unbounded
% 18.34/3.21
% 18.34/3.21
% 18.34/3.21 ------
% 18.34/3.21 Current options:
% 18.34/3.21 ------
% 18.34/3.21
% 18.34/3.21
% 18.34/3.21
% 18.34/3.21
% 18.34/3.21 ------ Proving...
% 18.34/3.21
% 18.34/3.21
% 18.34/3.21 % SZS status Unsatisfiable for theBenchmark.p
% 18.34/3.21
% 18.34/3.21 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 18.34/3.21
% 18.34/3.21
%------------------------------------------------------------------------------