%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : COM226_1 : TPTP v9.3.0. Released v9.3.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.wgMw2CKN6u true
% Computer : n009.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 : Tue May 5 06:23:19 PM UTC 2026
% Result : Theorem 0.40s 1.95s
% Output : Refutation 0.40s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13 % Problem : COM226_1 : TPTP v9.3.0. Released v9.3.0.
% 0.12/0.14 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.wgMw2CKN6u true
% 0.19/0.36 % Computer : n009.cluster.edu
% 0.19/0.36 % Model : x86_64 x86_64
% 0.19/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.19/0.36 % Memory : 8042.1875MB
% 0.19/0.36 % OS : Linux 3.10.0-693.el7.x86_64
% 0.19/0.36 % CPULimit : 300
% 0.19/0.36 % WCLimit : 300
% 0.19/0.36 % DateTime : Mon May 4 19:09:26 EDT 2026
% 0.19/0.36 % CPUTime :
% 0.19/0.36 % Running portfolio for 300 s
% 0.19/0.36 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.37 % Number of cores: 8
% 0.19/0.44 % Python version: Python 3.6.8
% 0.19/0.44 % Running in FO mode
% 0.38/1.39 % Total configuration time : 435
% 0.38/1.39 % Estimated wc time : 1092
% 0.38/1.39 % Estimated cpu time (7 cpus) : 156.0
% 0.40/1.48 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.40/1.48 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.40/1.49 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.40/1.50 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.40/1.50 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.40/1.50 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.40/1.51 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.40/1.95 % Solved by fo/fo13.sh.
% 0.40/1.95 % done 508 iterations in 0.426s
% 0.40/1.95 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.40/1.95 % SZS output start Refutation
% 0.40/1.95 thf(vOptTerm_type, type, vOptTerm: $tType).
% 0.40/1.95 thf(vTerm_type, type, vTerm: $tType).
% 0.40/1.95 thf(vTy_type, type, vTy: $tType).
% 0.40/1.95 thf(vSucc_type, type, vSucc: vTerm > vTerm).
% 0.40/1.95 thf(sk__98_type, type, sk__98: vTerm).
% 0.40/1.95 thf(vnoTerm_type, type, vnoTerm: vOptTerm).
% 0.40/1.95 thf(vt1_type, type, vt1: vTerm).
% 0.40/1.95 thf(vreduce_type, type, vreduce: vTerm > vOptTerm).
% 0.40/1.95 thf(vsomeTerm_type, type, vsomeTerm: vTerm > vOptTerm).
% 0.40/1.95 thf(vptchecksimple_type, type, vptchecksimple: vTerm > vTy > $o).
% 0.40/1.95 thf(vNat_type, type, vNat: vTy).
% 0.40/1.95 thf(vgetTerm_type, type, vgetTerm: vOptTerm > vTerm).
% 0.40/1.95 thf(sk__8_type, type, sk__8: vOptTerm > vTerm).
% 0.40/1.95 thf(sk__97_type, type, sk__97: vTy).
% 0.40/1.95 thf(visSomeTerm_type, type, visSomeTerm: vOptTerm > $o).
% 0.40/1.95 thf('Preservation-Succ-isSomeTerm-True', conjecture,
% 0.40/1.95 (![VT:vTy,Vtres:vTerm]:
% 0.40/1.95 ( ( ( visSomeTerm @ ( vreduce @ vt1 ) ) &
% 0.40/1.95 ( vptchecksimple @ ( vSucc @ vt1 ) @ VT ) &
% 0.40/1.95 ( ( vreduce @ ( vSucc @ vt1 ) ) = ( vsomeTerm @ Vtres ) ) ) =>
% 0.40/1.95 ( vptchecksimple @ Vtres @ VT ) ))).
% 0.40/1.95 thf(zf_stmt_0, negated_conjecture,
% 0.40/1.95 (~( ![VT:vTy,Vtres:vTerm]:
% 0.40/1.95 ( ( ( visSomeTerm @ ( vreduce @ vt1 ) ) &
% 0.40/1.95 ( vptchecksimple @ ( vSucc @ vt1 ) @ VT ) &
% 0.40/1.95 ( ( vreduce @ ( vSucc @ vt1 ) ) = ( vsomeTerm @ Vtres ) ) ) =>
% 0.40/1.95 ( vptchecksimple @ Vtres @ VT ) ) )),
% 0.40/1.95 inference('cnf.neg', [status(esa)], [Preservation-Succ-isSomeTerm-True])).
% 0.40/1.95 thf(zip_derived_cl264, plain, ( (visSomeTerm @ (vreduce @ vt1))),
% 0.40/1.95 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.40/1.95 thf('dom-OptTerm', axiom,
% 0.40/1.95 (![VX:vOptTerm]:
% 0.40/1.95 ( ( ?[VTerm0:vTerm]: ( ( VX ) = ( vsomeTerm @ VTerm0 ) ) ) |
% 0.40/1.95 ( ( VX ) = ( vnoTerm ) ) ))).
% 0.40/1.95 thf(zip_derived_cl37, plain,
% 0.40/1.95 (![X0 : vOptTerm]:
% 0.40/1.95 (((X0) = (vsomeTerm @ (sk__8 @ X0))) | ((X0) = (vnoTerm)))),
% 0.40/1.95 inference('cnf', [status(esa)], [dom-OptTerm])).
% 0.40/1.95 thf('getTerm-0', axiom,
% 0.40/1.95 (![Vt:vTerm]: ( ( vgetTerm @ ( vsomeTerm @ Vt ) ) = ( Vt ) ))).
% 0.40/1.95 thf(zip_derived_cl42, plain,
% 0.40/1.95 (![X0 : vTerm]: ((vgetTerm @ (vsomeTerm @ X0)) = (X0))),
% 0.40/1.95 inference('cnf', [status(esa)], [getTerm-0])).
% 0.40/1.95 thf(zip_derived_cl342, plain,
% 0.40/1.95 (![X0 : vOptTerm]:
% 0.40/1.95 (((X0) = (vnoTerm)) | ((vgetTerm @ X0) = (sk__8 @ X0)))),
% 0.40/1.95 inference('s_sup+', [status(thm)], [zip_derived_cl37, zip_derived_cl42])).
% 0.40/1.95 thf(zip_derived_cl37, plain,
% 0.40/1.95 (![X0 : vOptTerm]:
% 0.40/1.95 (((X0) = (vsomeTerm @ (sk__8 @ X0))) | ((X0) = (vnoTerm)))),
% 0.40/1.95 inference('cnf', [status(esa)], [dom-OptTerm])).
% 0.40/1.95 thf(zip_derived_cl1134, plain,
% 0.40/1.95 (![X0 : vOptTerm]:
% 0.40/1.95 (((X0) = (vnoTerm))
% 0.40/1.95 | ((X0) = (vsomeTerm @ (vgetTerm @ X0)))
% 0.40/1.95 | ((X0) = (vnoTerm)))),
% 0.40/1.95 inference('s_sup+', [status(thm)], [zip_derived_cl342, zip_derived_cl37])).
% 0.40/1.95 thf(zip_derived_cl1137, plain,
% 0.40/1.95 (![X0 : vOptTerm]:
% 0.40/1.95 (((X0) = (vsomeTerm @ (vgetTerm @ X0))) | ((X0) = (vnoTerm)))),
% 0.40/1.95 inference('simplify', [status(thm)], [zip_derived_cl1134])).
% 0.40/1.95 thf(zip_derived_cl264, plain, ( (visSomeTerm @ (vreduce @ vt1))),
% 0.40/1.95 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.40/1.95 thf('reduce-4', axiom,
% 0.40/1.95 (![Vt1:vTerm]:
% 0.40/1.95 ( ( visSomeTerm @ ( vreduce @ Vt1 ) ) =>
% 0.40/1.95 ( ( vreduce @ ( vSucc @ Vt1 ) ) =
% 0.40/1.95 ( vsomeTerm @ ( vSucc @ ( vgetTerm @ ( vreduce @ Vt1 ) ) ) ) ) ))).
% 0.40/1.95 thf(zip_derived_cl102, plain,
% 0.40/1.95 (![X0 : vTerm]:
% 0.40/1.95 (((vreduce @ (vSucc @ X0))
% 0.40/1.95 = (vsomeTerm @ (vSucc @ (vgetTerm @ (vreduce @ X0)))))
% 0.40/1.95 | ~ (visSomeTerm @ (vreduce @ X0)))),
% 0.40/1.95 inference('cnf', [status(esa)], [reduce-4])).
% 0.40/1.95 thf(zip_derived_cl2087, plain,
% 0.40/1.95 (((vreduce @ (vSucc @ vt1))
% 0.40/1.95 = (vsomeTerm @ (vSucc @ (vgetTerm @ (vreduce @ vt1)))))),
% 0.40/1.95 inference('s_sup-', [status(thm)], [zip_derived_cl264, zip_derived_cl102])).
% 0.40/1.95 thf(zip_derived_cl42, plain,
% 0.40/1.95 (![X0 : vTerm]: ((vgetTerm @ (vsomeTerm @ X0)) = (X0))),
% 0.40/1.95 inference('cnf', [status(esa)], [getTerm-0])).
% 0.40/1.95 thf(zip_derived_cl2124, plain,
% 0.40/1.95 (((vgetTerm @ (vreduce @ (vSucc @ vt1)))
% 0.40/1.95 = (vSucc @ (vgetTerm @ (vreduce @ vt1))))),
% 0.40/1.95 inference('s_sup+', [status(thm)], [zip_derived_cl2087, zip_derived_cl42])).
% 0.40/1.95 thf(zip_derived_cl263, plain,
% 0.40/1.95 (((vreduce @ (vSucc @ vt1)) = (vsomeTerm @ sk__98))),
% 0.40/1.95 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.40/1.95 thf(zip_derived_cl42, plain,
% 0.40/1.95 (![X0 : vTerm]: ((vgetTerm @ (vsomeTerm @ X0)) = (X0))),
% 0.40/1.95 inference('cnf', [status(esa)], [getTerm-0])).
% 0.40/1.95 thf(zip_derived_cl304, plain,
% 0.40/1.95 (((vgetTerm @ (vreduce @ (vSucc @ vt1))) = (sk__98))),
% 0.40/1.95 inference('s_sup+', [status(thm)], [zip_derived_cl263, zip_derived_cl42])).
% 0.40/1.95 thf(zip_derived_cl2136, plain,
% 0.40/1.95 (((sk__98) = (vSucc @ (vgetTerm @ (vreduce @ vt1))))),
% 0.40/1.95 inference('demod', [status(thm)], [zip_derived_cl2124, zip_derived_cl304])).
% 0.40/1.95 thf(TSucc, axiom,
% 0.40/1.95 (![Vt1:vTerm]:
% 0.40/1.95 ( ( vptchecksimple @ Vt1 @ vNat ) =>
% 0.40/1.95 ( vptchecksimple @ ( vSucc @ Vt1 ) @ vNat ) ))).
% 0.40/1.95 thf(zip_derived_cl248, plain,
% 0.40/1.95 (![X0 : vTerm]:
% 0.40/1.95 ( (vptchecksimple @ (vSucc @ X0) @ vNat)
% 0.40/1.95 | ~ (vptchecksimple @ X0 @ vNat))),
% 0.40/1.95 inference('cnf', [status(esa)], [TSucc])).
% 0.40/1.95 thf(zip_derived_cl2183, plain,
% 0.40/1.95 (( (vptchecksimple @ sk__98 @ vNat)
% 0.40/1.95 | ~ (vptchecksimple @ (vgetTerm @ (vreduce @ vt1)) @ vNat))),
% 0.40/1.95 inference('s_sup+', [status(thm)],
% 0.40/1.95 [zip_derived_cl2136, zip_derived_cl248])).
% 0.40/1.95 thf(zip_derived_cl262, plain, (~ (vptchecksimple @ sk__98 @ sk__97)),
% 0.40/1.95 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.40/1.95 thf(zip_derived_cl265, plain, ( (vptchecksimple @ (vSucc @ vt1) @ sk__97)),
% 0.40/1.95 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.40/1.95 thf(TSucc_inv1, axiom,
% 0.40/1.95 (![Vt1:vTerm,VT:vTy]:
% 0.40/1.95 ( ( vptchecksimple @ ( vSucc @ Vt1 ) @ VT ) => ( ( VT ) = ( vNat ) ) ))).
% 0.40/1.95 thf(zip_derived_cl249, plain,
% 0.40/1.95 (![X0 : vTy, X1 : vTerm]:
% 0.40/1.95 (((X0) = (vNat)) | ~ (vptchecksimple @ (vSucc @ X1) @ X0))),
% 0.40/1.95 inference('cnf', [status(esa)], [TSucc_inv1])).
% 0.40/1.95 thf(zip_derived_cl692, plain, (((sk__97) = (vNat))),
% 0.40/1.95 inference('s_sup-', [status(thm)], [zip_derived_cl265, zip_derived_cl249])).
% 0.40/1.95 thf(zip_derived_cl699, plain, (~ (vptchecksimple @ sk__98 @ vNat)),
% 0.40/1.95 inference('demod', [status(thm)], [zip_derived_cl262, zip_derived_cl692])).
% 0.40/1.95 thf(zip_derived_cl2199, plain,
% 0.40/1.95 (~ (vptchecksimple @ (vgetTerm @ (vreduce @ vt1)) @ vNat)),
% 0.40/1.95 inference('demod', [status(thm)], [zip_derived_cl2183, zip_derived_cl699])).
% 0.40/1.95 thf('Preservation-Succ-IH0', axiom,
% 0.40/1.95 (![VT:vTy,Vtres:vTerm]:
% 0.40/1.95 ( ( ( vptchecksimple @ vt1 @ VT ) &
% 0.40/1.95 ( ( vreduce @ vt1 ) = ( vsomeTerm @ Vtres ) ) ) =>
% 0.40/1.95 ( vptchecksimple @ Vtres @ VT ) ))).
% 0.40/1.95 thf(zip_derived_cl261, plain,
% 0.40/1.95 (![X0 : vTy, X1 : vTerm]:
% 0.40/1.95 (~ (vptchecksimple @ vt1 @ X0)
% 0.40/1.95 | ((vreduce @ vt1) != (vsomeTerm @ X1))
% 0.40/1.95 | (vptchecksimple @ X1 @ X0))),
% 0.40/1.95 inference('cnf', [status(esa)], [Preservation-Succ-IH0])).
% 0.40/1.95 thf(zip_derived_cl2239, plain,
% 0.40/1.95 ((~ (vptchecksimple @ vt1 @ vNat)
% 0.40/1.95 | ((vreduce @ vt1) != (vsomeTerm @ (vgetTerm @ (vreduce @ vt1)))))),
% 0.40/1.95 inference('s_sup+', [status(thm)],
% 0.40/1.95 [zip_derived_cl2199, zip_derived_cl261])).
% 0.40/1.95 thf(zip_derived_cl265, plain, ( (vptchecksimple @ (vSucc @ vt1) @ sk__97)),
% 0.40/1.95 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.40/1.95 thf(zip_derived_cl692, plain, (((sk__97) = (vNat))),
% 0.40/1.95 inference('s_sup-', [status(thm)], [zip_derived_cl265, zip_derived_cl249])).
% 0.40/1.95 thf(zip_derived_cl700, plain, ( (vptchecksimple @ (vSucc @ vt1) @ vNat)),
% 0.40/1.95 inference('demod', [status(thm)], [zip_derived_cl265, zip_derived_cl692])).
% 0.40/1.95 thf(TSucc_inv2, axiom,
% 0.40/1.95 (![Vt1:vTerm]:
% 0.40/1.95 ( ( vptchecksimple @ ( vSucc @ Vt1 ) @ vNat ) =>
% 0.40/1.95 ( vptchecksimple @ Vt1 @ vNat ) ))).
% 0.40/1.95 thf(zip_derived_cl250, plain,
% 0.40/1.95 (![X0 : vTerm]:
% 0.40/1.95 ( (vptchecksimple @ X0 @ vNat)
% 0.40/1.95 | ~ (vptchecksimple @ (vSucc @ X0) @ vNat))),
% 0.40/1.95 inference('cnf', [status(esa)], [TSucc_inv2])).
% 0.40/1.95 thf(zip_derived_cl943, plain, ( (vptchecksimple @ vt1 @ vNat)),
% 0.40/1.95 inference('s_sup-', [status(thm)], [zip_derived_cl700, zip_derived_cl250])).
% 0.40/1.95 thf(zip_derived_cl2261, plain,
% 0.40/1.95 (((vreduce @ vt1) != (vsomeTerm @ (vgetTerm @ (vreduce @ vt1))))),
% 0.40/1.95 inference('demod', [status(thm)], [zip_derived_cl2239, zip_derived_cl943])).
% 0.40/1.95 thf(zip_derived_cl2263, plain,
% 0.40/1.95 ((((vreduce @ vt1) = (vnoTerm)) | ((vreduce @ vt1) != (vreduce @ vt1)))),
% 0.40/1.95 inference('s_sup-', [status(thm)],
% 0.40/1.95 [zip_derived_cl1137, zip_derived_cl2261])).
% 0.40/1.95 thf(zip_derived_cl2264, plain, (((vreduce @ vt1) = (vnoTerm))),
% 0.40/1.95 inference('simplify', [status(thm)], [zip_derived_cl2263])).
% 0.40/1.95 thf('isSomeTerm-0', axiom, (~( visSomeTerm @ vnoTerm ))).
% 0.40/1.95 thf(zip_derived_cl67, plain, (~ (visSomeTerm @ vnoTerm)),
% 0.40/1.95 inference('cnf', [status(esa)], [isSomeTerm-0])).
% 0.40/1.95 thf(zip_derived_cl2266, plain, ($false),
% 0.40/1.95 inference('demod', [status(thm)],
% 0.40/1.95 [zip_derived_cl264, zip_derived_cl2264, zip_derived_cl67])).
% 0.40/1.95
% 0.40/1.95 % SZS output end Refutation
% 0.40/1.95
% 0.40/1.95
% 0.40/1.95 % Terminating...
% 4.90/2.04 % Runner terminated.
% 4.90/2.05 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------