%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET090-7 : 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.koJS3LbczS 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 04:51:32 PM UTC 2025
% Result : Unsatisfiable 0.54s 0.75s
% Output : Refutation 0.54s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : SET090-7 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.13/0.13 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.koJS3LbczS true
% 0.13/0.35 % Computer : n015.cluster.edu
% 0.13/0.35 % Model : x86_64 x86_64
% 0.13/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35 % Memory : 8042.1875MB
% 0.13/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35 % CPULimit : 300
% 0.20/0.35 % WCLimit : 300
% 0.20/0.35 % DateTime : Wed Oct 1 13:13:53 EDT 2025
% 0.20/0.35 % CPUTime :
% 0.20/0.35 % Running portfolio for 300 s
% 0.20/0.35 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.35 % Number of cores: 8
% 0.20/0.35 % Python version: Python 3.6.8
% 0.20/0.35 % Running in FO mode
% 0.50/0.63 % Total configuration time : 435
% 0.50/0.63 % Estimated wc time : 1092
% 0.50/0.63 % Estimated cpu time (7 cpus) : 156.0
% 0.54/0.69 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.54/0.69 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.54/0.75 % Solved by fo/fo3_bce.sh.
% 0.54/0.75 % BCE start: 56
% 0.54/0.75 % BCE eliminated: 1
% 0.54/0.75 % PE start: 55
% 0.54/0.75 logic: eq
% 0.54/0.75 % PE eliminated: 0
% 0.54/0.75 % done 41 iterations in 0.036s
% 0.54/0.75 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.54/0.75 % SZS output start Refutation
% 0.54/0.75 thf(universal_class_type, type, universal_class: $i).
% 0.54/0.75 thf(u_type, type, u: $i).
% 0.54/0.75 thf(member_type, type, member: $i > $i > $o).
% 0.54/0.75 thf(member_of_type, type, member_of: $i > $i).
% 0.54/0.75 thf(singleton_type, type, singleton: $i > $i).
% 0.54/0.75 thf(member_exists2, axiom,
% 0.54/0.75 (( ~( member @ Y @ universal_class ) ) |
% 0.54/0.75 ( ( singleton @ ( member_of @ ( singleton @ Y ) ) ) = ( singleton @ Y ) ))).
% 0.54/0.75 thf(zip_derived_cl51, plain,
% 0.54/0.75 (![X0 : $i]:
% 0.54/0.75 (~ (member @ X0 @ universal_class)
% 0.54/0.75 | ((singleton @ (member_of @ (singleton @ X0))) = (singleton @ X0)))),
% 0.54/0.75 inference('cnf', [status(esa)], [member_exists2])).
% 0.54/0.75 thf(prove_member_of_singleton_is_unique_1, conjecture,
% 0.54/0.75 (~( member @ u @ universal_class ))).
% 0.54/0.75 thf(zf_stmt_0, negated_conjecture, (member @ u @ universal_class),
% 0.54/0.75 inference('cnf.neg', [status(esa)], [prove_member_of_singleton_is_unique_1])).
% 0.54/0.75 thf(zip_derived_cl55, plain, ( (member @ u @ universal_class)),
% 0.54/0.75 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.75 thf(zip_derived_cl220, plain,
% 0.54/0.75 (((singleton @ (member_of @ (singleton @ u))) = (singleton @ u))),
% 0.54/0.75 inference('sup+', [status(thm)], [zip_derived_cl51, zip_derived_cl55])).
% 0.54/0.75 thf(zip_derived_cl55, plain, ( (member @ u @ universal_class)),
% 0.54/0.75 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.75 thf(singleton_identified_by_element1, axiom,
% 0.54/0.75 (( ( singleton @ X ) != ( singleton @ Y ) ) |
% 0.54/0.75 ( ~( member @ X @ universal_class ) ) | ( ( X ) = ( Y ) ))).
% 0.54/0.75 thf(zip_derived_cl47, plain,
% 0.54/0.75 (![X0 : $i, X1 : $i]:
% 0.54/0.75 (((singleton @ X1) != (singleton @ X0))
% 0.54/0.75 | ~ (member @ X1 @ universal_class)
% 0.54/0.75 | ((X1) = (X0)))),
% 0.54/0.75 inference('cnf', [status(esa)], [singleton_identified_by_element1])).
% 0.54/0.75 thf(zip_derived_cl248, plain,
% 0.54/0.75 (![X0 : $i]: (((u) = (X0)) | ((singleton @ u) != (singleton @ X0)))),
% 0.54/0.75 inference('sup-', [status(thm)], [zip_derived_cl55, zip_derived_cl47])).
% 0.54/0.75 thf(zip_derived_cl250, plain,
% 0.54/0.75 ((((singleton @ u) != (singleton @ u))
% 0.54/0.75 | ((u) = (member_of @ (singleton @ u))))),
% 0.54/0.75 inference('sup-', [status(thm)], [zip_derived_cl220, zip_derived_cl248])).
% 0.54/0.75 thf(zip_derived_cl252, plain, (((u) = (member_of @ (singleton @ u)))),
% 0.54/0.75 inference('simplify', [status(thm)], [zip_derived_cl250])).
% 0.54/0.75 thf(prove_member_of_singleton_is_unique_2, conjecture,
% 0.54/0.75 (( member_of @ ( singleton @ u ) ) = ( u ))).
% 0.54/0.75 thf(zf_stmt_1, negated_conjecture,
% 0.54/0.75 (( member_of @ ( singleton @ u ) ) != ( u )),
% 0.54/0.75 inference('cnf.neg', [status(esa)], [prove_member_of_singleton_is_unique_2])).
% 0.54/0.75 thf(zip_derived_cl54, plain, (((member_of @ (singleton @ u)) != (u))),
% 0.54/0.75 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.54/0.75 thf(zip_derived_cl253, plain, ($false),
% 0.54/0.75 inference('simplify_reflect-', [status(thm)],
% 0.54/0.75 [zip_derived_cl252, zip_derived_cl54])).
% 0.54/0.75
% 0.54/0.75 % SZS output end Refutation
% 0.54/0.75
% 0.54/0.75
% 0.54/0.75 % Terminating...
% 0.55/0.84 % Runner terminated.
% 1.58/0.85 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------