%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET104-7 : 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.QaerzwORds true
% Computer : n026.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 0.15s 0.59s
% Output : Refutation 0.15s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.08 % Problem : SET104-7 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.00/0.09 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.QaerzwORds true
% 0.09/0.29 % Computer : n026.cluster.edu
% 0.09/0.29 % Model : x86_64 x86_64
% 0.09/0.29 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.29 % Memory : 8042.1875MB
% 0.09/0.29 % OS : Linux 3.10.0-693.el7.x86_64
% 0.09/0.29 % CPULimit : 300
% 0.09/0.29 % WCLimit : 300
% 0.09/0.29 % DateTime : Wed Oct 1 13:12:38 EDT 2025
% 0.09/0.29 % CPUTime :
% 0.09/0.29 % Running portfolio for 300 s
% 0.09/0.29 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.29 % Number of cores: 8
% 0.09/0.29 % Python version: Python 3.6.8
% 0.15/0.29 % Running in FO mode
% 0.15/0.44 % Total configuration time : 435
% 0.15/0.44 % Estimated wc time : 1092
% 0.15/0.44 % Estimated cpu time (7 cpus) : 156.0
% 0.15/0.51 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.15/0.52 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.15/0.53 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.15/0.54 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.15/0.54 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.15/0.55 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.15/0.56 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.15/0.59 % Solved by fo/fo3_bce.sh.
% 0.15/0.59 % BCE start: 72
% 0.15/0.59 % BCE eliminated: 1
% 0.15/0.59 % PE start: 71
% 0.15/0.59 logic: eq
% 0.15/0.59 % PE eliminated: 0
% 0.15/0.59 % done 88 iterations in 0.047s
% 0.15/0.59 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.15/0.59 % SZS output start Refutation
% 0.15/0.59 thf(universal_class_type, type, universal_class: $i).
% 0.15/0.59 thf(null_class_type, type, null_class: $i).
% 0.15/0.59 thf(member_type, type, member: $i > $i > $o).
% 0.15/0.59 thf(unordered_pair_type, type, unordered_pair: $i > $i > $i).
% 0.15/0.59 thf(singleton_type, type, singleton: $i > $i).
% 0.15/0.59 thf(y_type, type, y: $i).
% 0.15/0.59 thf(x_type, type, x: $i).
% 0.15/0.59 thf(ordered_pair_type, type, ordered_pair: $i > $i > $i).
% 0.15/0.59 thf(unordered_pair_equals_singleton2, axiom,
% 0.15/0.59 (( member @ X @ universal_class ) |
% 0.15/0.59 ( ( unordered_pair @ X @ Y ) = ( singleton @ Y ) ))).
% 0.15/0.59 thf(zip_derived_cl44, plain,
% 0.15/0.59 (![X0 : $i, X1 : $i]:
% 0.15/0.59 ( (member @ X0 @ universal_class)
% 0.15/0.59 | ((unordered_pair @ X0 @ X1) = (singleton @ X1)))),
% 0.15/0.59 inference('cnf', [status(esa)], [unordered_pair_equals_singleton2])).
% 0.15/0.59 thf(prove_property_2_of_ordered_pair_2, conjecture,
% 0.15/0.59 (( unordered_pair @ null_class @ ( singleton @ ( singleton @ y ) ) ) =
% 0.15/0.59 ( ordered_pair @ x @ y ))).
% 0.15/0.59 thf(zf_stmt_0, negated_conjecture,
% 0.15/0.59 (( unordered_pair @ null_class @ ( singleton @ ( singleton @ y ) ) ) !=
% 0.15/0.59 ( ordered_pair @ x @ y )),
% 0.15/0.59 inference('cnf.neg', [status(esa)], [prove_property_2_of_ordered_pair_2])).
% 0.15/0.59 thf(zip_derived_cl71, plain,
% 0.15/0.59 (((unordered_pair @ null_class @ (singleton @ (singleton @ y)))
% 0.15/0.59 != (ordered_pair @ x @ y))),
% 0.15/0.59 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.15/0.59 thf(ordered_pair, axiom,
% 0.15/0.59 (( unordered_pair @
% 0.15/0.59 ( singleton @ X ) @ ( unordered_pair @ X @ ( singleton @ Y ) ) ) =
% 0.15/0.59 ( ordered_pair @ X @ Y ))).
% 0.15/0.59 thf(zip_derived_cl12, plain,
% 0.15/0.59 (![X0 : $i, X1 : $i]:
% 0.15/0.59 ((unordered_pair @ (singleton @ X0) @
% 0.15/0.59 (unordered_pair @ X0 @ (singleton @ X1))) = (ordered_pair @ X0 @ X1))),
% 0.15/0.59 inference('cnf', [status(esa)], [ordered_pair])).
% 0.15/0.59 thf(singleton_is_null_class, axiom,
% 0.15/0.59 (( member @ X @ universal_class ) | ( ( singleton @ X ) = ( null_class ) ))).
% 0.15/0.59 thf(zip_derived_cl58, plain,
% 0.15/0.59 (![X0 : $i]:
% 0.15/0.59 ( (member @ X0 @ universal_class) | ((singleton @ X0) = (null_class)))),
% 0.15/0.59 inference('cnf', [status(esa)], [singleton_is_null_class])).
% 0.15/0.59 thf(prove_property_2_of_ordered_pair_3, conjecture,
% 0.15/0.59 (member @ x @ universal_class)).
% 0.15/0.59 thf(zf_stmt_1, negated_conjecture, (~( member @ x @ universal_class )),
% 0.15/0.59 inference('cnf.neg', [status(esa)], [prove_property_2_of_ordered_pair_3])).
% 0.15/0.59 thf(zip_derived_cl70, plain, (~ (member @ x @ universal_class)),
% 0.15/0.59 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.15/0.59 thf(zip_derived_cl341, plain, (((singleton @ x) = (null_class))),
% 0.15/0.59 inference('sup-', [status(thm)], [zip_derived_cl58, zip_derived_cl70])).
% 0.15/0.59 thf(zip_derived_cl405, plain,
% 0.15/0.59 (((unordered_pair @ null_class @ (singleton @ (singleton @ y)))
% 0.15/0.59 != (unordered_pair @ null_class @
% 0.15/0.59 (unordered_pair @ x @ (singleton @ y))))),
% 0.15/0.59 inference('demod', [status(thm)],
% 0.15/0.59 [zip_derived_cl71, zip_derived_cl12, zip_derived_cl341])).
% 0.15/0.59 thf(zip_derived_cl481, plain,
% 0.15/0.59 ((((unordered_pair @ null_class @ (singleton @ (singleton @ y)))
% 0.15/0.59 != (unordered_pair @ null_class @ (singleton @ (singleton @ y))))
% 0.15/0.59 | (member @ x @ universal_class))),
% 0.15/0.59 inference('sup-', [status(thm)], [zip_derived_cl44, zip_derived_cl405])).
% 0.15/0.59 thf(zip_derived_cl70, plain, (~ (member @ x @ universal_class)),
% 0.15/0.59 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.15/0.59 thf(zip_derived_cl490, plain,
% 0.15/0.59 (((unordered_pair @ null_class @ (singleton @ (singleton @ y)))
% 0.15/0.59 != (unordered_pair @ null_class @ (singleton @ (singleton @ y))))),
% 0.15/0.59 inference('demod', [status(thm)], [zip_derived_cl481, zip_derived_cl70])).
% 0.15/0.59 thf(zip_derived_cl491, plain, ($false),
% 0.15/0.59 inference('simplify', [status(thm)], [zip_derived_cl490])).
% 0.15/0.59
% 0.15/0.59 % SZS output end Refutation
% 0.15/0.59
% 0.15/0.59
% 0.15/0.59 % Terminating...
% 1.43/0.65 % Runner terminated.
% 1.43/0.66 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------