%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET105-7 : 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.i8SpgsVcF9 true
% Computer : n015.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 04:51:36 PM UTC 2025
% Result : Unsatisfiable 0.59s 0.90s
% Output : Refutation 0.59s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12 % Problem : SET105-7 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.11/0.13 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.i8SpgsVcF9 true
% 0.13/0.34 % Computer : n015.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 : Wed Oct 1 13:19:53 EDT 2025
% 0.13/0.34 % CPUTime :
% 0.13/0.34 % Running portfolio for 300 s
% 0.13/0.34 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.34 % Number of cores: 8
% 0.13/0.35 % Python version: Python 3.6.8
% 0.13/0.35 % Running in FO mode
% 0.57/0.66 % Total configuration time : 435
% 0.57/0.66 % Estimated wc time : 1092
% 0.57/0.66 % Estimated cpu time (7 cpus) : 156.0
% 0.57/0.77 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.58/0.79 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.58/0.79 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.58/0.79 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.58/0.80 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.58/0.80 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.58/0.81 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.59/0.90 % Solved by fo/fo3_bce.sh.
% 0.59/0.90 % BCE start: 73
% 0.59/0.90 % BCE eliminated: 1
% 0.59/0.90 % PE start: 72
% 0.59/0.90 logic: eq
% 0.59/0.90 % PE eliminated: 0
% 0.59/0.90 % done 176 iterations in 0.092s
% 0.59/0.90 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.59/0.90 % SZS output start Refutation
% 0.59/0.90 thf(universal_class_type, type, universal_class: $i).
% 0.59/0.90 thf(null_class_type, type, null_class: $i).
% 0.59/0.90 thf(member_type, type, member: $i > $i > $o).
% 0.59/0.90 thf(unordered_pair_type, type, unordered_pair: $i > $i > $i).
% 0.59/0.90 thf(singleton_type, type, singleton: $i > $i).
% 0.59/0.90 thf(x_type, type, x: $i).
% 0.59/0.90 thf(y_type, type, y: $i).
% 0.59/0.90 thf(ordered_pair_type, type, ordered_pair: $i > $i > $i).
% 0.59/0.90 thf(unordered_pair_equals_singleton1, axiom,
% 0.59/0.90 (( member @ Y @ universal_class ) |
% 0.59/0.90 ( ( unordered_pair @ X @ Y ) = ( singleton @ X ) ))).
% 0.59/0.90 thf(zip_derived_cl43, plain,
% 0.59/0.90 (![X0 : $i, X1 : $i]:
% 0.59/0.90 ( (member @ X0 @ universal_class)
% 0.59/0.90 | ((unordered_pair @ X1 @ X0) = (singleton @ X1)))),
% 0.59/0.90 inference('cnf', [status(esa)], [unordered_pair_equals_singleton1])).
% 0.59/0.90 thf(prove_property_3_of_ordered_pair_1, conjecture,
% 0.59/0.90 (( unordered_pair @ null_class @ ( singleton @ null_class ) ) =
% 0.59/0.90 ( ordered_pair @ x @ y ))).
% 0.59/0.90 thf(zf_stmt_0, negated_conjecture,
% 0.59/0.90 (( unordered_pair @ null_class @ ( singleton @ null_class ) ) !=
% 0.59/0.90 ( ordered_pair @ x @ y )),
% 0.59/0.90 inference('cnf.neg', [status(esa)], [prove_property_3_of_ordered_pair_1])).
% 0.59/0.90 thf(zip_derived_cl72, plain,
% 0.59/0.90 (((unordered_pair @ null_class @ (singleton @ null_class))
% 0.59/0.90 != (ordered_pair @ x @ y))),
% 0.59/0.90 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.59/0.90 thf(ordered_pair, axiom,
% 0.59/0.90 (( unordered_pair @
% 0.59/0.90 ( singleton @ X ) @ ( unordered_pair @ X @ ( singleton @ Y ) ) ) =
% 0.59/0.90 ( ordered_pair @ X @ Y ))).
% 0.59/0.90 thf(zip_derived_cl12, plain,
% 0.59/0.90 (![X0 : $i, X1 : $i]:
% 0.59/0.90 ((unordered_pair @ (singleton @ X0) @
% 0.59/0.90 (unordered_pair @ X0 @ (singleton @ X1))) = (ordered_pair @ X0 @ X1))),
% 0.59/0.90 inference('cnf', [status(esa)], [ordered_pair])).
% 0.59/0.90 thf(singleton_is_null_class, axiom,
% 0.59/0.90 (( member @ X @ universal_class ) | ( ( singleton @ X ) = ( null_class ) ))).
% 0.59/0.90 thf(zip_derived_cl58, plain,
% 0.59/0.91 (![X0 : $i]:
% 0.59/0.91 ( (member @ X0 @ universal_class) | ((singleton @ X0) = (null_class)))),
% 0.59/0.91 inference('cnf', [status(esa)], [singleton_is_null_class])).
% 0.59/0.91 thf(prove_property_3_of_ordered_pair_2, conjecture,
% 0.59/0.91 (member @ x @ universal_class)).
% 0.59/0.91 thf(zf_stmt_1, negated_conjecture, (~( member @ x @ universal_class )),
% 0.59/0.91 inference('cnf.neg', [status(esa)], [prove_property_3_of_ordered_pair_2])).
% 0.59/0.91 thf(zip_derived_cl71, plain, (~ (member @ x @ universal_class)),
% 0.59/0.91 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.59/0.91 thf(zip_derived_cl346, plain, (((singleton @ x) = (null_class))),
% 0.59/0.91 inference('sup-', [status(thm)], [zip_derived_cl58, zip_derived_cl71])).
% 0.59/0.91 thf(zip_derived_cl58, plain,
% 0.59/0.91 (![X0 : $i]:
% 0.59/0.91 ( (member @ X0 @ universal_class) | ((singleton @ X0) = (null_class)))),
% 0.59/0.91 inference('cnf', [status(esa)], [singleton_is_null_class])).
% 0.59/0.91 thf(prove_property_3_of_ordered_pair_3, conjecture,
% 0.59/0.91 (member @ y @ universal_class)).
% 0.59/0.91 thf(zf_stmt_2, negated_conjecture, (~( member @ y @ universal_class )),
% 0.59/0.91 inference('cnf.neg', [status(esa)], [prove_property_3_of_ordered_pair_3])).
% 0.59/0.91 thf(zip_derived_cl70, plain, (~ (member @ y @ universal_class)),
% 0.59/0.91 inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.59/0.91 thf(zip_derived_cl347, plain, (((singleton @ y) = (null_class))),
% 0.59/0.91 inference('sup-', [status(thm)], [zip_derived_cl58, zip_derived_cl70])).
% 0.59/0.91 thf(commutativity_of_unordered_pair, axiom,
% 0.59/0.91 (( unordered_pair @ X @ Y ) = ( unordered_pair @ Y @ X ))).
% 0.59/0.91 thf(zip_derived_cl40, plain,
% 0.59/0.91 (![X0 : $i, X1 : $i]:
% 0.59/0.91 ((unordered_pair @ X1 @ X0) = (unordered_pair @ X0 @ X1))),
% 0.59/0.91 inference('cnf', [status(esa)], [commutativity_of_unordered_pair])).
% 0.59/0.91 thf(zip_derived_cl410, plain,
% 0.59/0.91 (((unordered_pair @ null_class @ (singleton @ null_class))
% 0.59/0.91 != (unordered_pair @ null_class @ (unordered_pair @ null_class @ x)))),
% 0.59/0.91 inference('demod', [status(thm)],
% 0.59/0.91 [zip_derived_cl72, zip_derived_cl12, zip_derived_cl346,
% 0.59/0.91 zip_derived_cl347, zip_derived_cl40])).
% 0.59/0.91 thf(zip_derived_cl823, plain,
% 0.59/0.91 ((((unordered_pair @ null_class @ (singleton @ null_class))
% 0.59/0.91 != (unordered_pair @ null_class @ (singleton @ null_class)))
% 0.59/0.91 | (member @ x @ universal_class))),
% 0.59/0.91 inference('sup-', [status(thm)], [zip_derived_cl43, zip_derived_cl410])).
% 0.59/0.91 thf(zip_derived_cl71, plain, (~ (member @ x @ universal_class)),
% 0.59/0.91 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.59/0.91 thf(zip_derived_cl860, plain,
% 0.59/0.91 (((unordered_pair @ null_class @ (singleton @ null_class))
% 0.59/0.91 != (unordered_pair @ null_class @ (singleton @ null_class)))),
% 0.59/0.91 inference('demod', [status(thm)], [zip_derived_cl823, zip_derived_cl71])).
% 0.59/0.91 thf(zip_derived_cl861, plain, ($false),
% 0.59/0.91 inference('simplify', [status(thm)], [zip_derived_cl860])).
% 0.59/0.91
% 0.59/0.91 % SZS output end Refutation
% 0.59/0.91
% 0.59/0.91
% 0.59/0.91 % Terminating...
% 0.62/0.99 % Runner terminated.
% 0.62/1.00 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------