%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU284+1 : TPTP v9.2.0. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.htapt6KuDU 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 04:54:06 PM UTC 2025
% Result : Theorem 0.47s 0.79s
% Output : Refutation 0.47s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.09 % Problem : SEU284+1 : TPTP v9.2.0. Released v3.3.0.
% 0.02/0.10 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.htapt6KuDU true
% 0.09/0.30 % Computer : n003.cluster.edu
% 0.09/0.30 % Model : x86_64 x86_64
% 0.09/0.30 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.30 % Memory : 8042.1875MB
% 0.09/0.30 % OS : Linux 3.10.0-693.el7.x86_64
% 0.09/0.30 % CPULimit : 300
% 0.09/0.30 % WCLimit : 300
% 0.09/0.30 % DateTime : Wed Oct 1 16:01:53 EDT 2025
% 0.09/0.30 % CPUTime :
% 0.09/0.30 % Running portfolio for 300 s
% 0.09/0.30 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.30 % Number of cores: 8
% 0.09/0.30 % Python version: Python 3.6.8
% 0.09/0.30 % Running in FO mode
% 0.44/0.56 % Total configuration time : 435
% 0.44/0.56 % Estimated wc time : 1092
% 0.44/0.56 % Estimated cpu time (7 cpus) : 156.0
% 0.46/0.65 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.46/0.67 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.46/0.68 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.46/0.68 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.46/0.69 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.46/0.69 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.46/0.69 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.47/0.78 % /export/starexec/sandbox/solver/bin/fo/fo1_lcnf.sh running for 50s
% 0.47/0.79 % Solved by fo/fo1_av.sh.
% 0.47/0.79 % done 116 iterations in 0.060s
% 0.47/0.79 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.47/0.79 % SZS output start Refutation
% 0.47/0.79 thf(zip_tseitin_2_type, type, zip_tseitin_2: $i > $i > $i > $i > $o).
% 0.47/0.79 thf(sk__4_type, type, sk__4: $i > $i).
% 0.47/0.79 thf(zip_tseitin_0_type, type, zip_tseitin_0: $i > $i > $o).
% 0.47/0.79 thf(sk__7_type, type, sk__7: $i > $i).
% 0.47/0.79 thf(in_type, type, in: $i > $i > $o).
% 0.47/0.79 thf(sk__1_type, type, sk__1: $i > $i).
% 0.47/0.79 thf(relation_type, type, relation: $i > $o).
% 0.47/0.79 thf(function_type, type, function: $i > $o).
% 0.47/0.79 thf(zip_tseitin_3_type, type, zip_tseitin_3: $i > $i > $o).
% 0.47/0.79 thf(zip_tseitin_1_type, type, zip_tseitin_1: $i > $i > $i > $i > $o).
% 0.47/0.79 thf(sk__6_type, type, sk__6: $i > $i).
% 0.47/0.79 thf(apply_type, type, apply: $i > $i > $i).
% 0.47/0.79 thf(singleton_type, type, singleton: $i > $i).
% 0.47/0.79 thf(sk__3_type, type, sk__3: $i > $i).
% 0.47/0.79 thf(relation_dom_type, type, relation_dom: $i > $i).
% 0.47/0.79 thf(sk__5_type, type, sk__5: $i > $i).
% 0.47/0.79 thf(sk__type, type, sk_: $i).
% 0.47/0.79 thf(s2_funct_1__e16_22__wellord2__1, axiom,
% 0.47/0.79 (![A:$i]:
% 0.47/0.79 ( ( ( ![B:$i]:
% 0.47/0.79 ( ~( ( ![C:$i]: ( ( C ) != ( singleton @ B ) ) ) & ( in @ B @ A ) ) ) ) &
% 0.47/0.79 ( ![B:$i,C:$i,D:$i]:
% 0.47/0.79 ( ( ( ( D ) = ( singleton @ B ) ) & ( ( C ) = ( singleton @ B ) ) &
% 0.47/0.79 ( in @ B @ A ) ) =>
% 0.47/0.79 ( ( C ) = ( D ) ) ) ) ) =>
% 0.47/0.79 ( ?[B:$i]:
% 0.47/0.79 ( ( relation @ B ) & ( function @ B ) &
% 0.47/0.79 ( ( relation_dom @ B ) = ( A ) ) &
% 0.47/0.79 ( ![C:$i]:
% 0.47/0.79 ( ( in @ C @ A ) => ( ( apply @ B @ C ) = ( singleton @ C ) ) ) ) ) ) ))).
% 0.47/0.79 thf(zf_stmt_0, type, zip_tseitin_3 : $i > $i > $o).
% 0.47/0.79 thf(zf_stmt_1, axiom,
% 0.47/0.79 (![B:$i,A:$i]:
% 0.47/0.79 ( ( zip_tseitin_3 @ B @ A ) =>
% 0.47/0.79 ( ( ![C:$i]:
% 0.47/0.79 ( ( in @ C @ A ) => ( ( apply @ B @ C ) = ( singleton @ C ) ) ) ) &
% 0.47/0.79 ( ( relation_dom @ B ) = ( A ) ) & ( function @ B ) & ( relation @ B ) ) ))).
% 0.47/0.79 thf(zf_stmt_2, type, zip_tseitin_2 : $i > $i > $i > $i > $o).
% 0.47/0.79 thf(zf_stmt_3, axiom,
% 0.47/0.79 (![D:$i,C:$i,B:$i,A:$i]:
% 0.47/0.79 ( ( ( zip_tseitin_1 @ D @ C @ B @ A ) => ( ( C ) = ( D ) ) ) =>
% 0.47/0.79 ( zip_tseitin_2 @ D @ C @ B @ A ) ))).
% 0.47/0.79 thf(zf_stmt_4, type, zip_tseitin_1 : $i > $i > $i > $i > $o).
% 0.47/0.79 thf(zf_stmt_5, axiom,
% 0.47/0.79 (![D:$i,C:$i,B:$i,A:$i]:
% 0.47/0.79 ( ( zip_tseitin_1 @ D @ C @ B @ A ) =>
% 0.47/0.79 ( ( in @ B @ A ) & ( ( C ) = ( singleton @ B ) ) &
% 0.47/0.79 ( ( D ) = ( singleton @ B ) ) ) ))).
% 0.47/0.79 thf(zf_stmt_6, type, zip_tseitin_0 : $i > $i > $o).
% 0.47/0.79 thf(zf_stmt_7, axiom,
% 0.47/0.79 (![B:$i,A:$i]:
% 0.47/0.79 ( ( zip_tseitin_0 @ B @ A ) =>
% 0.47/0.79 ( ( in @ B @ A ) & ( ![C:$i]: ( ( C ) != ( singleton @ B ) ) ) ) ))).
% 0.47/0.79 thf(zf_stmt_8, axiom,
% 0.47/0.79 (![A:$i]:
% 0.47/0.79 ( ( ( ![B:$i,C:$i,D:$i]: ( zip_tseitin_2 @ D @ C @ B @ A ) ) &
% 0.47/0.79 ( ![B:$i]: ( ~( zip_tseitin_0 @ B @ A ) ) ) ) =>
% 0.47/0.79 ( ?[B:$i]: ( zip_tseitin_3 @ B @ A ) ) ))).
% 0.47/0.79 thf(zip_derived_cl19, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_0 @ (sk__4 @ X0) @ X0)
% 0.47/0.79 | ~ (zip_tseitin_2 @ (sk__7 @ X0) @ (sk__6 @ X0) @ (sk__5 @ X0) @ X0))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_8])).
% 0.47/0.79 thf(zip_derived_cl14, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 0.47/0.79 ( (zip_tseitin_2 @ X0 @ X1 @ X2 @ X3)
% 0.47/0.79 | (zip_tseitin_1 @ X0 @ X1 @ X2 @ X3))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_3])).
% 0.47/0.79 thf(zip_derived_cl107, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_0 @ (sk__4 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_1 @ (sk__7 @ X0) @ (sk__6 @ X0) @ (sk__5 @ X0) @ X0))),
% 0.47/0.79 inference('s_sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl14])).
% 0.47/0.79 thf(zip_derived_cl12, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 0.47/0.79 (((X1) = (singleton @ X0)) | ~ (zip_tseitin_1 @ X1 @ X2 @ X0 @ X3))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_5])).
% 0.47/0.79 thf(zip_derived_cl124, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_0 @ (sk__4 @ X0) @ X0)
% 0.47/0.79 | ((sk__7 @ X0) = (singleton @ (sk__5 @ X0))))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl107, zip_derived_cl12])).
% 0.47/0.79 thf(zip_derived_cl9, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.47/0.79 (((X1) != (singleton @ X0)) | ~ (zip_tseitin_0 @ X0 @ X2))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.47/0.79 thf(zip_derived_cl168, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i]:
% 0.47/0.79 (((sk__7 @ X0) = (singleton @ (sk__5 @ X0)))
% 0.47/0.79 | (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | ((X1) != (singleton @ (sk__4 @ X0))))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl124, zip_derived_cl9])).
% 0.47/0.79 thf(zip_derived_cl169, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | ((sk__7 @ X0) = (singleton @ (sk__5 @ X0))))),
% 0.47/0.79 inference('eq_res', [status(thm)], [zip_derived_cl168])).
% 0.47/0.79 thf(s3_funct_1__e16_22__wellord2, conjecture,
% 0.47/0.79 (![A:$i]:
% 0.47/0.79 ( ?[B:$i]:
% 0.47/0.79 ( ( ![C:$i]:
% 0.47/0.79 ( ( in @ C @ A ) => ( ( apply @ B @ C ) = ( singleton @ C ) ) ) ) &
% 0.47/0.79 ( ( relation_dom @ B ) = ( A ) ) & ( function @ B ) & ( relation @ B ) ) ))).
% 0.47/0.79 thf(zf_stmt_9, negated_conjecture,
% 0.47/0.79 (~( ![A:$i]:
% 0.47/0.79 ( ?[B:$i]:
% 0.47/0.79 ( ( ![C:$i]:
% 0.47/0.79 ( ( in @ C @ A ) => ( ( apply @ B @ C ) = ( singleton @ C ) ) ) ) &
% 0.47/0.79 ( ( relation_dom @ B ) = ( A ) ) & ( function @ B ) &
% 0.47/0.79 ( relation @ B ) ) ) )),
% 0.47/0.79 inference('cnf.neg', [status(esa)], [s3_funct_1__e16_22__wellord2])).
% 0.47/0.79 thf(zip_derived_cl1, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (in @ (sk__1 @ X0) @ sk_)
% 0.47/0.79 | ((relation_dom @ X0) != (sk_))
% 0.47/0.79 | ~ (function @ X0)
% 0.47/0.79 | ~ (relation @ X0))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_9])).
% 0.47/0.79 thf(zip_derived_cl15, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.47/0.79 (~ (in @ X0 @ X1)
% 0.47/0.79 | ((apply @ X2 @ X0) = (singleton @ X0))
% 0.47/0.79 | ~ (zip_tseitin_3 @ X2 @ X1))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.47/0.79 thf(zip_derived_cl98, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i]:
% 0.47/0.79 (~ (relation @ X0)
% 0.47/0.79 | ~ (function @ X0)
% 0.47/0.79 | ((relation_dom @ X0) != (sk_))
% 0.47/0.79 | ((apply @ X1 @ (sk__1 @ X0)) = (singleton @ (sk__1 @ X0)))
% 0.47/0.79 | ~ (zip_tseitin_3 @ X1 @ sk_))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl1, zip_derived_cl15])).
% 0.47/0.79 thf(zip_derived_cl0, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 (((apply @ X0 @ (sk__1 @ X0)) != (singleton @ (sk__1 @ X0)))
% 0.47/0.79 | ((relation_dom @ X0) != (sk_))
% 0.47/0.79 | ~ (function @ X0)
% 0.47/0.79 | ~ (relation @ X0))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_9])).
% 0.47/0.79 thf(zip_derived_cl110, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 (~ (zip_tseitin_3 @ X0 @ sk_)
% 0.47/0.79 | ((relation_dom @ X0) != (sk_))
% 0.47/0.79 | ~ (function @ X0)
% 0.47/0.79 | ~ (relation @ X0)
% 0.47/0.79 | ((singleton @ (sk__1 @ X0)) != (singleton @ (sk__1 @ X0)))
% 0.47/0.79 | ((relation_dom @ X0) != (sk_))
% 0.47/0.79 | ~ (function @ X0)
% 0.47/0.79 | ~ (relation @ X0))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl98, zip_derived_cl0])).
% 0.47/0.79 thf(zip_derived_cl111, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 (~ (relation @ X0)
% 0.47/0.79 | ~ (function @ X0)
% 0.47/0.79 | ((relation_dom @ X0) != (sk_))
% 0.47/0.79 | ~ (zip_tseitin_3 @ X0 @ sk_))),
% 0.47/0.79 inference('simplify', [status(thm)], [zip_derived_cl110])).
% 0.47/0.79 thf(zip_derived_cl18, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i]: ( (relation @ X0) | ~ (zip_tseitin_3 @ X0 @ X1))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.47/0.79 thf(zip_derived_cl112, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 (~ (zip_tseitin_3 @ X0 @ sk_)
% 0.47/0.79 | ((relation_dom @ X0) != (sk_))
% 0.47/0.79 | ~ (function @ X0))),
% 0.47/0.79 inference('clc', [status(thm)], [zip_derived_cl111, zip_derived_cl18])).
% 0.47/0.79 thf(zip_derived_cl16, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i]:
% 0.47/0.79 (((relation_dom @ X1) = (X0)) | ~ (zip_tseitin_3 @ X1 @ X0))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.47/0.79 thf(zip_derived_cl113, plain,
% 0.47/0.79 (![X0 : $i]: (~ (function @ X0) | ~ (zip_tseitin_3 @ X0 @ sk_))),
% 0.47/0.79 inference('clc', [status(thm)], [zip_derived_cl112, zip_derived_cl16])).
% 0.47/0.79 thf(zip_derived_cl17, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i]: ( (function @ X0) | ~ (zip_tseitin_3 @ X0 @ X1))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.47/0.79 thf(zip_derived_cl114, plain, (![X0 : $i]: ~ (zip_tseitin_3 @ X0 @ sk_)),
% 0.47/0.79 inference('clc', [status(thm)], [zip_derived_cl113, zip_derived_cl17])).
% 0.47/0.79 thf(zip_derived_cl175, plain,
% 0.47/0.79 (((sk__7 @ sk_) = (singleton @ (sk__5 @ sk_)))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl169, zip_derived_cl114])).
% 0.47/0.79 thf(zip_derived_cl107, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_0 @ (sk__4 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_1 @ (sk__7 @ X0) @ (sk__6 @ X0) @ (sk__5 @ X0) @ X0))),
% 0.47/0.79 inference('s_sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl14])).
% 0.47/0.79 thf(zip_derived_cl11, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 0.47/0.79 (((X1) = (singleton @ X0)) | ~ (zip_tseitin_1 @ X2 @ X1 @ X0 @ X3))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_5])).
% 0.47/0.79 thf(zip_derived_cl123, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_0 @ (sk__4 @ X0) @ X0)
% 0.47/0.79 | ((sk__6 @ X0) = (singleton @ (sk__5 @ X0))))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl107, zip_derived_cl11])).
% 0.47/0.79 thf(zip_derived_cl9, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.47/0.79 (((X1) != (singleton @ X0)) | ~ (zip_tseitin_0 @ X0 @ X2))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.47/0.79 thf(zip_derived_cl159, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i]:
% 0.47/0.79 (((sk__6 @ X0) = (singleton @ (sk__5 @ X0)))
% 0.47/0.79 | (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | ((X1) != (singleton @ (sk__4 @ X0))))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl123, zip_derived_cl9])).
% 0.47/0.79 thf(zip_derived_cl162, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | ((sk__6 @ X0) = (singleton @ (sk__5 @ X0))))),
% 0.47/0.79 inference('eq_res', [status(thm)], [zip_derived_cl159])).
% 0.47/0.79 thf(zip_derived_cl114, plain, (![X0 : $i]: ~ (zip_tseitin_3 @ X0 @ sk_)),
% 0.47/0.79 inference('clc', [status(thm)], [zip_derived_cl113, zip_derived_cl17])).
% 0.47/0.79 thf(zip_derived_cl166, plain,
% 0.47/0.79 (((sk__6 @ sk_) = (singleton @ (sk__5 @ sk_)))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl162, zip_derived_cl114])).
% 0.47/0.79 thf(zip_derived_cl176, plain, (((sk__7 @ sk_) = (sk__6 @ sk_))),
% 0.47/0.79 inference('demod', [status(thm)], [zip_derived_cl175, zip_derived_cl166])).
% 0.47/0.79 thf(zip_derived_cl19, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_0 @ (sk__4 @ X0) @ X0)
% 0.47/0.79 | ~ (zip_tseitin_2 @ (sk__7 @ X0) @ (sk__6 @ X0) @ (sk__5 @ X0) @ X0))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_8])).
% 0.47/0.79 thf(zip_derived_cl13, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 0.47/0.79 ( (zip_tseitin_2 @ X0 @ X1 @ X2 @ X3) | ((X1) != (X0)))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_3])).
% 0.47/0.79 thf(zip_derived_cl106, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_0 @ (sk__4 @ X0) @ X0)
% 0.47/0.79 | (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | ((sk__6 @ X0) != (sk__7 @ X0)))),
% 0.47/0.79 inference('s_sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl13])).
% 0.47/0.79 thf(zip_derived_cl9, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.47/0.79 (((X1) != (singleton @ X0)) | ~ (zip_tseitin_0 @ X0 @ X2))),
% 0.47/0.79 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.47/0.79 thf(zip_derived_cl116, plain,
% 0.47/0.79 (![X0 : $i, X1 : $i]:
% 0.47/0.79 (((sk__6 @ X0) != (sk__7 @ X0))
% 0.47/0.79 | (zip_tseitin_3 @ (sk__3 @ X0) @ X0)
% 0.47/0.79 | ((X1) != (singleton @ (sk__4 @ X0))))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl106, zip_derived_cl9])).
% 0.47/0.79 thf(zip_derived_cl117, plain,
% 0.47/0.79 (![X0 : $i]:
% 0.47/0.79 ( (zip_tseitin_3 @ (sk__3 @ X0) @ X0) | ((sk__6 @ X0) != (sk__7 @ X0)))),
% 0.47/0.79 inference('eq_res', [status(thm)], [zip_derived_cl116])).
% 0.47/0.79 thf(zip_derived_cl114, plain, (![X0 : $i]: ~ (zip_tseitin_3 @ X0 @ sk_)),
% 0.47/0.79 inference('clc', [status(thm)], [zip_derived_cl113, zip_derived_cl17])).
% 0.47/0.79 thf(zip_derived_cl121, plain, (((sk__6 @ sk_) != (sk__7 @ sk_))),
% 0.47/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl117, zip_derived_cl114])).
% 0.47/0.79 thf(zip_derived_cl177, plain, ($false),
% 0.47/0.79 inference('simplify_reflect-', [status(thm)],
% 0.47/0.79 [zip_derived_cl176, zip_derived_cl121])).
% 0.47/0.79
% 0.47/0.79 % SZS output end Refutation
% 0.47/0.79
% 0.47/0.79
% 0.47/0.79 % Terminating...
% 1.39/0.99 % Runner terminated.
% 1.39/1.01 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------