%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET151-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.MdpzAlPdwc true
% Computer : n003.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 Oct 2 04:51:42 PM UTC 2025
% Result : Unsatisfiable 1.28s 0.92s
% Output : Refutation 1.28s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.10 % Problem : SET151-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.09/0.11 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.MdpzAlPdwc true
% 0.11/0.30 % Computer : n003.cluster.edu
% 0.11/0.30 % Model : x86_64 x86_64
% 0.11/0.30 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.30 % Memory : 8042.1875MB
% 0.11/0.30 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.30 % CPULimit : 300
% 0.11/0.30 % WCLimit : 300
% 0.11/0.30 % DateTime : Wed Oct 1 13:17:38 EDT 2025
% 0.11/0.30 % CPUTime :
% 0.11/0.30 % Running portfolio for 300 s
% 0.11/0.30 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/0.30 % Number of cores: 8
% 0.11/0.30 % Python version: Python 3.6.8
% 0.11/0.31 % Running in FO mode
% 0.17/0.55 % Total configuration time : 435
% 0.17/0.55 % Estimated wc time : 1092
% 0.17/0.55 % Estimated cpu time (7 cpus) : 156.0
% 0.17/0.60 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.98/0.63 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.98/0.64 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.98/0.67 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.98/0.67 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.98/0.67 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 1.24/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 1.24/0.76 % /export/starexec/sandbox2/solver/bin/fo/fo1_lcnf.sh running for 50s
% 1.28/0.92 % Solved by fo/fo6_bce.sh.
% 1.28/0.92 % BCE start: 113
% 1.28/0.92 % BCE eliminated: 1
% 1.28/0.92 % PE start: 112
% 1.28/0.92 logic: eq
% 1.28/0.92 % PE eliminated: 19
% 1.28/0.92 % done 387 iterations in 0.293s
% 1.28/0.92 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 1.28/0.92 % SZS output start Refutation
% 1.28/0.92 thf(universal_class_type, type, universal_class: $i).
% 1.28/0.92 thf(null_class_type, type, null_class: $i).
% 1.28/0.92 thf(member_type, type, member: $i > $i > $o).
% 1.28/0.92 thf(complement_type, type, complement: $i > $i).
% 1.28/0.92 thf(subclass_type, type, subclass: $i > $i > $o).
% 1.28/0.92 thf(not_subclass_element_type, type, not_subclass_element: $i > $i > $i).
% 1.28/0.92 thf(regular_type, type, regular: $i > $i).
% 1.28/0.92 thf(complement2, axiom,
% 1.28/0.92 (( ~( member @ Z @ universal_class ) ) |
% 1.28/0.92 ( member @ Z @ ( complement @ X ) ) | ( member @ Z @ X ))).
% 1.28/0.92 thf(zip_derived_cl24, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 (~ (member @ X0 @ universal_class)
% 1.28/0.92 | (member @ X0 @ (complement @ X1))
% 1.28/0.92 | (member @ X0 @ X1))),
% 1.28/0.92 inference('cnf', [status(esa)], [complement2])).
% 1.28/0.92 thf(not_subclass_members2, axiom,
% 1.28/0.92 (( ~( member @ ( not_subclass_element @ X @ Y ) @ Y ) ) |
% 1.28/0.92 ( subclass @ X @ Y ))).
% 1.28/0.92 thf(zip_derived_cl2, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 (~ (member @ (not_subclass_element @ X0 @ X1) @ X1)
% 1.28/0.92 | (subclass @ X0 @ X1))),
% 1.28/0.92 inference('cnf', [status(esa)], [not_subclass_members2])).
% 1.28/0.92 thf(zip_derived_cl599, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 ( (member @ (not_subclass_element @ X1 @ (complement @ X0)) @ X0)
% 1.28/0.92 | ~ (member @ (not_subclass_element @ X1 @ (complement @ X0)) @
% 1.28/0.92 universal_class)
% 1.28/0.92 | (subclass @ X1 @ (complement @ X0)))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl24, zip_derived_cl2])).
% 1.28/0.92 thf(not_subclass_members1, axiom,
% 1.28/0.92 (( member @ ( not_subclass_element @ X @ Y ) @ X ) | ( subclass @ X @ Y ))).
% 1.28/0.92 thf(zip_derived_cl1, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 ( (member @ (not_subclass_element @ X0 @ X1) @ X0)
% 1.28/0.92 | (subclass @ X0 @ X1))),
% 1.28/0.92 inference('cnf', [status(esa)], [not_subclass_members1])).
% 1.28/0.92 thf(class_elements_are_sets, axiom, (subclass @ X @ universal_class)).
% 1.28/0.92 thf(zip_derived_cl3, plain, (![X0 : $i]: (subclass @ X0 @ universal_class)),
% 1.28/0.92 inference('cnf', [status(esa)], [class_elements_are_sets])).
% 1.28/0.92 thf(subclass_members, axiom,
% 1.28/0.92 (( ~( subclass @ X @ Y ) ) | ( ~( member @ U @ X ) ) | ( member @ U @ Y ))).
% 1.28/0.92 thf(zip_derived_cl0, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.28/0.92 (~ (subclass @ X0 @ X1) | ~ (member @ X2 @ X0) | (member @ X2 @ X1))),
% 1.28/0.92 inference('cnf', [status(esa)], [subclass_members])).
% 1.28/0.92 thf(zip_derived_cl492, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 (~ (member @ X1 @ X0) | (member @ X1 @ universal_class))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 1.28/0.92 thf(zip_derived_cl525, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 ( (subclass @ X0 @ X1)
% 1.28/0.92 | (member @ (not_subclass_element @ X0 @ X1) @ universal_class))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl1, zip_derived_cl492])).
% 1.28/0.92 thf(zip_derived_cl2039, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 ( (subclass @ X1 @ (complement @ X0))
% 1.28/0.92 | (member @ (not_subclass_element @ X1 @ (complement @ X0)) @ X0))),
% 1.28/0.92 inference('clc', [status(thm)], [zip_derived_cl599, zip_derived_cl525])).
% 1.28/0.92 thf(regularity1, axiom,
% 1.28/0.92 (( ( X ) = ( null_class ) ) | ( member @ ( regular @ X ) @ X ))).
% 1.28/0.92 thf(zip_derived_cl65, plain,
% 1.28/0.92 (![X0 : $i]: (((X0) = (null_class)) | (member @ (regular @ X0) @ X0))),
% 1.28/0.92 inference('cnf', [status(esa)], [regularity1])).
% 1.28/0.92 thf(zip_derived_cl492, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 (~ (member @ X1 @ X0) | (member @ X1 @ universal_class))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 1.28/0.92 thf(zip_derived_cl581, plain,
% 1.28/0.92 (![X0 : $i]:
% 1.28/0.92 (((X0) = (null_class)) | (member @ (regular @ X0) @ universal_class))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl65, zip_derived_cl492])).
% 1.28/0.92 thf(zip_derived_cl65, plain,
% 1.28/0.92 (![X0 : $i]: (((X0) = (null_class)) | (member @ (regular @ X0) @ X0))),
% 1.28/0.92 inference('cnf', [status(esa)], [regularity1])).
% 1.28/0.92 thf(complement1, axiom,
% 1.28/0.92 (( ~( member @ Z @ ( complement @ X ) ) ) | ( ~( member @ Z @ X ) ))).
% 1.28/0.92 thf(zip_derived_cl23, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 (~ (member @ X0 @ (complement @ X1)) | ~ (member @ X0 @ X1))),
% 1.28/0.92 inference('cnf', [status(esa)], [complement1])).
% 1.28/0.92 thf(zip_derived_cl587, plain,
% 1.28/0.92 (![X0 : $i]:
% 1.28/0.92 (((complement @ X0) = (null_class))
% 1.28/0.92 | ~ (member @ (regular @ (complement @ X0)) @ X0))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl65, zip_derived_cl23])).
% 1.28/0.92 thf(zip_derived_cl595, plain,
% 1.28/0.92 ((((complement @ universal_class) = (null_class))
% 1.28/0.92 | ((complement @ universal_class) = (null_class)))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl581, zip_derived_cl587])).
% 1.28/0.92 thf(zip_derived_cl596, plain,
% 1.28/0.92 (((complement @ universal_class) = (null_class))),
% 1.28/0.92 inference('simplify', [status(thm)], [zip_derived_cl595])).
% 1.28/0.92 thf(zip_derived_cl23, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 (~ (member @ X0 @ (complement @ X1)) | ~ (member @ X0 @ X1))),
% 1.28/0.92 inference('cnf', [status(esa)], [complement1])).
% 1.28/0.92 thf(zip_derived_cl604, plain,
% 1.28/0.92 (![X0 : $i]:
% 1.28/0.92 (~ (member @ X0 @ null_class) | ~ (member @ X0 @ universal_class))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl596, zip_derived_cl23])).
% 1.28/0.92 thf(zip_derived_cl492, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 (~ (member @ X1 @ X0) | (member @ X1 @ universal_class))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 1.28/0.92 thf(zip_derived_cl625, plain, (![X0 : $i]: ~ (member @ X0 @ null_class)),
% 1.28/0.92 inference('clc', [status(thm)], [zip_derived_cl604, zip_derived_cl492])).
% 1.28/0.92 thf(zip_derived_cl2054, plain,
% 1.28/0.92 (![X0 : $i]: (subclass @ X0 @ (complement @ null_class))),
% 1.28/0.92 inference('s_sup-', [status(thm)],
% 1.28/0.92 [zip_derived_cl2039, zip_derived_cl625])).
% 1.28/0.92 thf(zip_derived_cl3, plain, (![X0 : $i]: (subclass @ X0 @ universal_class)),
% 1.28/0.92 inference('cnf', [status(esa)], [class_elements_are_sets])).
% 1.28/0.92 thf(subclass_implies_equal, axiom,
% 1.28/0.92 (( ~( subclass @ X @ Y ) ) | ( ~( subclass @ Y @ X ) ) | ( ( X ) = ( Y ) ))).
% 1.28/0.92 thf(zip_derived_cl6, plain,
% 1.28/0.92 (![X0 : $i, X1 : $i]:
% 1.28/0.92 (~ (subclass @ X0 @ X1) | ~ (subclass @ X1 @ X0) | ((X0) = (X1)))),
% 1.28/0.92 inference('cnf', [status(esa)], [subclass_implies_equal])).
% 1.28/0.92 thf(zip_derived_cl502, plain,
% 1.28/0.92 (![X0 : $i]:
% 1.28/0.92 (~ (subclass @ universal_class @ X0) | ((X0) = (universal_class)))),
% 1.28/0.92 inference('s_sup-', [status(thm)], [zip_derived_cl3, zip_derived_cl6])).
% 1.28/0.92 thf(zip_derived_cl2087, plain,
% 1.28/0.92 (((complement @ null_class) = (universal_class))),
% 1.28/0.92 inference('s_sup-', [status(thm)],
% 1.28/0.92 [zip_derived_cl2054, zip_derived_cl502])).
% 1.28/0.92 thf(prove_complement_of_null_class_1, conjecture,
% 1.28/0.92 (( complement @ null_class ) = ( universal_class ))).
% 1.28/0.92 thf(zf_stmt_0, negated_conjecture,
% 1.28/0.92 (( complement @ null_class ) != ( universal_class )),
% 1.28/0.92 inference('cnf.neg', [status(esa)], [prove_complement_of_null_class_1])).
% 1.28/0.92 thf(zip_derived_cl112, plain,
% 1.28/0.92 (((complement @ null_class) != (universal_class))),
% 1.28/0.92 inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.28/0.92 thf(zip_derived_cl2088, plain, ($false),
% 1.28/0.92 inference('simplify_reflect-', [status(thm)],
% 1.28/0.92 [zip_derived_cl2087, zip_derived_cl112])).
% 1.28/0.92
% 1.28/0.92 % SZS output end Refutation
% 1.28/0.92
% 1.28/0.92
% 1.28/0.92 % Terminating...
% 1.59/0.98 % Runner terminated.
% 1.59/1.00 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------