%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET101-6 : 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.WHUrsK2Ov4 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 04:51:35 PM UTC 2025
% Result : Unsatisfiable 0.57s 0.80s
% Output : Refutation 0.57s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13 % Problem : SET101-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.08/0.15 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.WHUrsK2Ov4 true
% 0.15/0.36 % Computer : n003.cluster.edu
% 0.15/0.36 % Model : x86_64 x86_64
% 0.15/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36 % Memory : 8042.1875MB
% 0.15/0.36 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36 % CPULimit : 300
% 0.15/0.36 % WCLimit : 300
% 0.15/0.36 % DateTime : Wed Oct 1 13:12:23 EDT 2025
% 0.15/0.36 % CPUTime :
% 0.15/0.36 % Running portfolio for 300 s
% 0.15/0.36 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.15/0.36 % Number of cores: 8
% 0.15/0.37 % Python version: Python 3.6.8
% 0.15/0.37 % Running in FO mode
% 0.44/0.63 % Total configuration time : 435
% 0.44/0.63 % Estimated wc time : 1092
% 0.44/0.63 % Estimated cpu time (7 cpus) : 156.0
% 0.56/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.56/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.56/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.57/0.75 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.57/0.75 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.57/0.77 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.57/0.78 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.57/0.80 % Solved by fo/fo3_bce.sh.
% 0.57/0.80 % BCE start: 42
% 0.57/0.80 % BCE eliminated: 2
% 0.57/0.80 % PE start: 40
% 0.57/0.80 logic: eq
% 0.57/0.80 % PE eliminated: 10
% 0.57/0.80 % done 29 iterations in 0.035s
% 0.57/0.80 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.57/0.80 % SZS output start Refutation
% 0.57/0.80 thf(universal_class_type, type, universal_class: $i).
% 0.57/0.80 thf(member_type, type, member: $i > $i > $o).
% 0.57/0.80 thf(x_type, type, x: $i).
% 0.57/0.80 thf(unordered_pair_type, type, unordered_pair: $i > $i > $i).
% 0.57/0.80 thf(y_type, type, y: $i).
% 0.57/0.80 thf(singleton_type, type, singleton: $i > $i).
% 0.57/0.80 thf(ordered_pair_type, type, ordered_pair: $i > $i > $i).
% 0.57/0.80 thf(unordered_pair2, axiom,
% 0.57/0.80 (( ~( member @ X @ universal_class ) ) |
% 0.57/0.80 ( member @ X @ ( unordered_pair @ X @ Y ) ))).
% 0.57/0.80 thf(zip_derived_cl6, plain,
% 0.57/0.80 (![X0 : $i, X1 : $i]:
% 0.57/0.80 (~ (member @ X0 @ universal_class)
% 0.57/0.80 | (member @ X0 @ (unordered_pair @ X0 @ X1)))),
% 0.57/0.80 inference('cnf', [status(esa)], [unordered_pair2])).
% 0.57/0.80 thf(prove_singleton_member_of_ordered_pair_1, conjecture,
% 0.57/0.80 (member @ ( singleton @ x ) @ ( ordered_pair @ x @ y ))).
% 0.57/0.80 thf(zf_stmt_0, negated_conjecture,
% 0.57/0.80 (~( member @ ( singleton @ x ) @ ( ordered_pair @ x @ y ) )),
% 0.57/0.80 inference('cnf.neg', [status(esa)],
% 0.57/0.80 [prove_singleton_member_of_ordered_pair_1])).
% 0.57/0.80 thf(zip_derived_cl41, plain,
% 0.57/0.80 (~ (member @ (singleton @ x) @ (ordered_pair @ x @ y))),
% 0.57/0.80 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.57/0.80 thf(ordered_pair, axiom,
% 0.57/0.80 (( unordered_pair @
% 0.57/0.80 ( singleton @ X ) @ ( unordered_pair @ X @ ( singleton @ Y ) ) ) =
% 0.57/0.80 ( ordered_pair @ X @ Y ))).
% 0.57/0.80 thf(zip_derived_cl10, plain,
% 0.57/0.80 (![X0 : $i, X1 : $i]:
% 0.57/0.80 ((unordered_pair @ (singleton @ X0) @
% 0.57/0.80 (unordered_pair @ X0 @ (singleton @ X1))) = (ordered_pair @ X0 @ X1))),
% 0.57/0.80 inference('cnf', [status(esa)], [ordered_pair])).
% 0.57/0.80 thf(zip_derived_cl212, plain,
% 0.57/0.80 (~ (member @ (singleton @ x) @
% 0.57/0.80 (unordered_pair @ (singleton @ x) @
% 0.57/0.80 (unordered_pair @ x @ (singleton @ y))))),
% 0.57/0.80 inference('demod', [status(thm)], [zip_derived_cl41, zip_derived_cl10])).
% 0.57/0.80 thf(zip_derived_cl218, plain,
% 0.57/0.80 (~ (member @ (singleton @ x) @ universal_class)),
% 0.57/0.80 inference('sup-', [status(thm)], [zip_derived_cl6, zip_derived_cl212])).
% 0.57/0.80 thf(singleton_set, axiom, (( unordered_pair @ X @ X ) = ( singleton @ X ))).
% 0.57/0.80 thf(zip_derived_cl9, plain,
% 0.57/0.80 (![X0 : $i]: ((unordered_pair @ X0 @ X0) = (singleton @ X0))),
% 0.57/0.80 inference('cnf', [status(esa)], [singleton_set])).
% 0.57/0.80 thf(unordered_pairs_in_universal, axiom,
% 0.57/0.80 (member @ ( unordered_pair @ X @ Y ) @ universal_class)).
% 0.57/0.80 thf(zip_derived_cl8, plain,
% 0.57/0.80 (![X0 : $i, X1 : $i]:
% 0.57/0.80 (member @ (unordered_pair @ X0 @ X1) @ universal_class)),
% 0.57/0.80 inference('cnf', [status(esa)], [unordered_pairs_in_universal])).
% 0.57/0.80 thf(zip_derived_cl188, plain,
% 0.57/0.80 (![X0 : $i]: (member @ (singleton @ X0) @ universal_class)),
% 0.57/0.80 inference('sup+', [status(thm)], [zip_derived_cl9, zip_derived_cl8])).
% 0.57/0.80 thf(zip_derived_cl219, plain, ($false),
% 0.57/0.80 inference('demod', [status(thm)], [zip_derived_cl218, zip_derived_cl188])).
% 0.57/0.80
% 0.57/0.80 % SZS output end Refutation
% 0.57/0.80
% 0.57/0.80
% 0.57/0.80 % Terminating...
% 1.75/0.85 % Runner terminated.
% 1.75/0.87 % Zipperpin 1.5 exiting
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