%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET061-7 : TPTP v9.2.0. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.fs1Tramoyq true
% Computer : n022.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 04:51:22 PM UTC 2025
% Result : Unsatisfiable 0.56s 0.77s
% Output : Refutation 0.56s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13 % Problem : SET061-7 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.03/0.15 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.fs1Tramoyq true
% 0.15/0.36 % Computer : n022.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 13:14:23 EDT 2025
% 0.15/0.36 % CPUTime :
% 0.15/0.36 % Running portfolio for 300 s
% 0.15/0.36 % File : /export/starexec/sandbox/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
% 0.54/0.65 % Total configuration time : 435
% 0.54/0.65 % Estimated wc time : 1092
% 0.54/0.65 % Estimated cpu time (7 cpus) : 156.0
% 0.55/0.72 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.55/0.74 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.55/0.75 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.56/0.75 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.56/0.76 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.56/0.76 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.56/0.77 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.56/0.77 % Solved by fo/fo6_bce.sh.
% 0.56/0.77 % BCE start: 103
% 0.56/0.77 % BCE eliminated: 0
% 0.56/0.77 % PE start: 103
% 0.56/0.77 logic: eq
% 0.56/0.77 % PE eliminated: 16
% 0.56/0.77 % done 32 iterations in 0.036s
% 0.56/0.77 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.56/0.77 % SZS output start Refutation
% 0.56/0.77 thf(null_class_type, type, null_class: $i).
% 0.56/0.77 thf(member_type, type, member: $i > $i > $o).
% 0.56/0.77 thf(complement_type, type, complement: $i > $i).
% 0.56/0.77 thf(z_type, type, z: $i).
% 0.56/0.77 thf(intersection_type, type, intersection: $i > $i > $i).
% 0.56/0.77 thf(regular_type, type, regular: $i > $i).
% 0.56/0.77 thf(prove_existence_of_null_class_1, conjecture,
% 0.56/0.77 (~( member @ z @ null_class ))).
% 0.56/0.77 thf(zf_stmt_0, negated_conjecture, (member @ z @ null_class),
% 0.56/0.77 inference('cnf.neg', [status(esa)], [prove_existence_of_null_class_1])).
% 0.56/0.77 thf(zip_derived_cl102, plain, ( (member @ z @ null_class)),
% 0.56/0.77 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.56/0.77 thf(special_classes_lemma, axiom,
% 0.56/0.77 (~( member @ Y @ ( intersection @ ( complement @ X ) @ X ) ))).
% 0.56/0.77 thf(zip_derived_cl101, plain,
% 0.56/0.77 (![X0 : $i, X1 : $i]:
% 0.56/0.77 ~ (member @ X0 @ (intersection @ (complement @ X1) @ X1))),
% 0.56/0.77 inference('cnf', [status(esa)], [special_classes_lemma])).
% 0.56/0.77 thf(regularity1, axiom,
% 0.56/0.77 (( ( X ) = ( null_class ) ) | ( member @ ( regular @ X ) @ X ))).
% 0.56/0.77 thf(zip_derived_cl65, plain,
% 0.56/0.77 (![X0 : $i]: (((X0) = (null_class)) | (member @ (regular @ X0) @ X0))),
% 0.56/0.77 inference('cnf', [status(esa)], [regularity1])).
% 0.56/0.77 thf(zip_derived_cl101, plain,
% 0.56/0.77 (![X0 : $i, X1 : $i]:
% 0.56/0.77 ~ (member @ X0 @ (intersection @ (complement @ X1) @ X1))),
% 0.56/0.77 inference('cnf', [status(esa)], [special_classes_lemma])).
% 0.56/0.77 thf(zip_derived_cl498, plain,
% 0.56/0.77 (![X0 : $i]: ((intersection @ (complement @ X0) @ X0) = (null_class))),
% 0.56/0.77 inference('s_sup-', [status(thm)], [zip_derived_cl65, zip_derived_cl101])).
% 0.56/0.77 thf(zip_derived_cl511, plain, (![X0 : $i]: ~ (member @ X0 @ null_class)),
% 0.56/0.77 inference('demod', [status(thm)], [zip_derived_cl101, zip_derived_cl498])).
% 0.56/0.77 thf(zip_derived_cl515, plain, ($false),
% 0.56/0.77 inference('s_sup-', [status(thm)], [zip_derived_cl102, zip_derived_cl511])).
% 0.56/0.77
% 0.56/0.77 % SZS output end Refutation
% 0.56/0.77
% 0.56/0.77
% 0.56/0.77 % Terminating...
% 1.69/0.85 % Runner terminated.
% 1.69/0.87 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------