%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : PLA017-10 : TPTP v9.2.0. Released v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.o2lpAKcoOg true
% Computer : n005.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 04:49:11 PM UTC 2025
% Result : Unsatisfiable 4.55s 1.32s
% Output : Refutation 4.55s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13 % Problem : PLA017-10 : TPTP v9.2.0. Released v7.3.0.
% 0.03/0.14 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.o2lpAKcoOg true
% 0.14/0.35 % Computer : n005.cluster.edu
% 0.14/0.35 % Model : x86_64 x86_64
% 0.14/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35 % Memory : 8042.1875MB
% 0.14/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35 % CPULimit : 300
% 0.14/0.35 % WCLimit : 300
% 0.14/0.35 % DateTime : Wed Oct 1 11:03:53 EDT 2025
% 0.14/0.35 % CPUTime :
% 0.14/0.35 % Running portfolio for 300 s
% 0.14/0.35 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.36 % Number of cores: 8
% 0.14/0.36 % Python version: Python 3.6.8
% 0.14/0.36 % Running in FO mode
% 0.58/0.67 % Total configuration time : 435
% 0.58/0.67 % Estimated wc time : 1092
% 0.58/0.67 % Estimated cpu time (7 cpus) : 156.0
% 0.61/0.76 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.61/0.79 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.61/0.81 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.61/0.81 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.61/0.81 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.61/0.82 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.61/0.82 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.62/0.85 % /export/starexec/sandbox/solver/bin/fo/fo1_lcnf.sh running for 50s
% 4.55/1.32 % Solved by fo/fo6_bce.sh.
% 4.55/1.32 % BCE start: 32
% 4.55/1.32 % BCE eliminated: 0
% 4.55/1.32 % PE start: 32
% 4.55/1.32 logic: eq
% 4.55/1.32 % PE eliminated: 0
% 4.55/1.32 % done 341 iterations in 0.543s
% 4.55/1.32 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 4.55/1.32 % SZS output start Refutation
% 4.55/1.32 thf(c_type, type, c: $i).
% 4.55/1.32 thf(putdown_type, type, putdown: $i > $i > $i).
% 4.55/1.32 thf(on_type, type, on: $i > $i > $i).
% 4.55/1.32 thf(holds_type, type, holds: $i > $i > $i).
% 4.55/1.32 thf(a_type, type, a: $i).
% 4.55/1.32 thf(true_type, type, true: $i).
% 4.55/1.32 thf(ifeq_type, type, ifeq: $i > $i > $i > $i > $i).
% 4.55/1.32 thf(holding_type, type, holding: $i > $i).
% 4.55/1.32 thf(do_type, type, do: $i > $i > $i).
% 4.55/1.32 thf(empty_type, type, empty: $i).
% 4.55/1.32 thf(s0_type, type, s0: $i).
% 4.55/1.32 thf(pickup_type, type, pickup: $i > $i).
% 4.55/1.32 thf(clear_type, type, clear: $i > $i).
% 4.55/1.32 thf(table_type, type, table: $i).
% 4.55/1.32 thf(differ_type, type, differ: $i > $i > $i).
% 4.55/1.32 thf(differ_a_c, axiom, (( differ @ a @ c ) = ( true ))).
% 4.55/1.32 thf(zip_derived_cl13, plain, (((differ @ a @ c) = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [differ_a_c])).
% 4.55/1.32 thf(symmetry_of_differ, axiom,
% 4.55/1.32 (( ifeq @ ( differ @ Y @ X ) @ true @ ( differ @ X @ Y ) @ true ) =
% 4.55/1.32 ( true ))).
% 4.55/1.32 thf(zip_derived_cl11, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i]:
% 4.55/1.32 ((ifeq @ (differ @ X0 @ X1) @ true @ (differ @ X1 @ X0) @ true)
% 4.55/1.32 = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [symmetry_of_differ])).
% 4.55/1.32 thf(zip_derived_cl190, plain,
% 4.55/1.32 (((ifeq @ true @ true @ (differ @ c @ a) @ true) = (true))),
% 4.55/1.32 inference('s_sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl11])).
% 4.55/1.32 thf(ifeq_axiom, axiom, (( ifeq @ A @ A @ B @ C ) = ( B ))).
% 4.55/1.32 thf(zip_derived_cl0, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]: ((ifeq @ X1 @ X1 @ X0 @ X2) = (X0))),
% 4.55/1.32 inference('cnf', [status(esa)], [ifeq_axiom])).
% 4.55/1.32 thf(zip_derived_cl210, plain, (((true) = (differ @ c @ a))),
% 4.55/1.32 inference('s_sup+', [status(thm)], [zip_derived_cl190, zip_derived_cl0])).
% 4.55/1.32 thf(initial_state7, axiom, (( holds @ ( clear @ c ) @ s0 ) = ( true ))).
% 4.55/1.32 thf(zip_derived_cl28, plain, (((holds @ (clear @ c) @ s0) = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [initial_state7])).
% 4.55/1.32 thf(pickup_4, axiom,
% 4.55/1.32 (( ifeq @
% 4.55/1.32 ( differ @ X @ Z ) @ true @
% 4.55/1.32 ( ifeq @
% 4.55/1.32 ( holds @ ( clear @ X ) @ State ) @ true @
% 4.55/1.32 ( holds @ ( clear @ X ) @ ( do @ ( pickup @ Z ) @ State ) ) @ true ) @
% 4.55/1.32 true ) =
% 4.55/1.32 ( true ))).
% 4.55/1.32 thf(zip_derived_cl5, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]:
% 4.55/1.32 ((ifeq @ (differ @ X0 @ X1) @ true @
% 4.55/1.32 (ifeq @ (holds @ (clear @ X0) @ X2) @ true @
% 4.55/1.32 (holds @ (clear @ X0) @ (do @ (pickup @ X1) @ X2)) @ true) @
% 4.55/1.32 true) = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [pickup_4])).
% 4.55/1.32 thf(zip_derived_cl97, plain,
% 4.55/1.32 (![X0 : $i]:
% 4.55/1.32 ((ifeq @ (differ @ c @ X0) @ true @
% 4.55/1.32 (ifeq @ true @ true @
% 4.55/1.32 (holds @ (clear @ c) @ (do @ (pickup @ X0) @ s0)) @ true) @
% 4.55/1.32 true) = (true))),
% 4.55/1.32 inference('s_sup+', [status(thm)], [zip_derived_cl28, zip_derived_cl5])).
% 4.55/1.32 thf(zip_derived_cl0, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]: ((ifeq @ X1 @ X1 @ X0 @ X2) = (X0))),
% 4.55/1.32 inference('cnf', [status(esa)], [ifeq_axiom])).
% 4.55/1.32 thf(zip_derived_cl101, plain,
% 4.55/1.32 (![X0 : $i]:
% 4.55/1.32 ((ifeq @ (differ @ c @ X0) @ true @
% 4.55/1.32 (holds @ (clear @ c) @ (do @ (pickup @ X0) @ s0)) @ true) = (
% 4.55/1.32 true))),
% 4.55/1.32 inference('demod', [status(thm)], [zip_derived_cl97, zip_derived_cl0])).
% 4.55/1.32 thf(zip_derived_cl2147, plain,
% 4.55/1.32 (((ifeq @ true @ true @
% 4.55/1.32 (holds @ (clear @ c) @ (do @ (pickup @ a) @ s0)) @ true) = (true))),
% 4.55/1.32 inference('s_sup+', [status(thm)], [zip_derived_cl210, zip_derived_cl101])).
% 4.55/1.32 thf(zip_derived_cl0, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]: ((ifeq @ X1 @ X1 @ X0 @ X2) = (X0))),
% 4.55/1.32 inference('cnf', [status(esa)], [ifeq_axiom])).
% 4.55/1.32 thf(zip_derived_cl3779, plain,
% 4.55/1.32 (((true) = (holds @ (clear @ c) @ (do @ (pickup @ a) @ s0)))),
% 4.55/1.32 inference('s_sup+', [status(thm)], [zip_derived_cl2147, zip_derived_cl0])).
% 4.55/1.32 thf(initial_state5, axiom, (( holds @ ( clear @ a ) @ s0 ) = ( true ))).
% 4.55/1.32 thf(zip_derived_cl26, plain, (((holds @ (clear @ a) @ s0) = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [initial_state5])).
% 4.55/1.32 thf(pickup_1, axiom,
% 4.55/1.32 (( ifeq @
% 4.55/1.32 ( differ @ X @ table ) @ true @
% 4.55/1.32 ( ifeq @
% 4.55/1.32 ( holds @ empty @ State ) @ true @
% 4.55/1.32 ( ifeq @
% 4.55/1.32 ( holds @ ( clear @ X ) @ State ) @ true @
% 4.55/1.32 ( holds @ ( holding @ X ) @ ( do @ ( pickup @ X ) @ State ) ) @ true ) @
% 4.55/1.32 true ) @
% 4.55/1.32 true ) =
% 4.55/1.32 ( true ))).
% 4.55/1.32 thf(zip_derived_cl2, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i]:
% 4.55/1.32 ((ifeq @ (differ @ X0 @ table) @ true @
% 4.55/1.32 (ifeq @ (holds @ empty @ X1) @ true @
% 4.55/1.32 (ifeq @ (holds @ (clear @ X0) @ X1) @ true @
% 4.55/1.32 (holds @ (holding @ X0) @ (do @ (pickup @ X0) @ X1)) @ true) @
% 4.55/1.32 true) @
% 4.55/1.32 true) = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [pickup_1])).
% 4.55/1.32 thf(zip_derived_cl47, plain,
% 4.55/1.32 (((ifeq @ (differ @ a @ table) @ true @
% 4.55/1.32 (ifeq @ (holds @ empty @ s0) @ true @
% 4.55/1.32 (ifeq @ true @ true @
% 4.55/1.32 (holds @ (holding @ a) @ (do @ (pickup @ a) @ s0)) @ true) @
% 4.55/1.32 true) @
% 4.55/1.32 true) = (true))),
% 4.55/1.32 inference('s_sup+', [status(thm)], [zip_derived_cl26, zip_derived_cl2])).
% 4.55/1.32 thf(differ_a_table, axiom, (( differ @ a @ table ) = ( true ))).
% 4.55/1.32 thf(zip_derived_cl15, plain, (((differ @ a @ table) = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [differ_a_table])).
% 4.55/1.32 thf(initial_state8, axiom, (( holds @ empty @ s0 ) = ( true ))).
% 4.55/1.32 thf(zip_derived_cl29, plain, (((holds @ empty @ s0) = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [initial_state8])).
% 4.55/1.32 thf(zip_derived_cl0, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]: ((ifeq @ X1 @ X1 @ X0 @ X2) = (X0))),
% 4.55/1.32 inference('cnf', [status(esa)], [ifeq_axiom])).
% 4.55/1.32 thf(zip_derived_cl0, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]: ((ifeq @ X1 @ X1 @ X0 @ X2) = (X0))),
% 4.55/1.32 inference('cnf', [status(esa)], [ifeq_axiom])).
% 4.55/1.32 thf(zip_derived_cl0, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]: ((ifeq @ X1 @ X1 @ X0 @ X2) = (X0))),
% 4.55/1.32 inference('cnf', [status(esa)], [ifeq_axiom])).
% 4.55/1.32 thf(zip_derived_cl51, plain,
% 4.55/1.32 (((holds @ (holding @ a) @ (do @ (pickup @ a) @ s0)) = (true))),
% 4.55/1.32 inference('demod', [status(thm)],
% 4.55/1.32 [zip_derived_cl47, zip_derived_cl15, zip_derived_cl29,
% 4.55/1.32 zip_derived_cl0, zip_derived_cl0, zip_derived_cl0])).
% 4.55/1.32 thf(putdown_2, axiom,
% 4.55/1.32 (( ifeq @
% 4.55/1.32 ( holds @ ( holding @ X ) @ State ) @ true @
% 4.55/1.32 ( ifeq @
% 4.55/1.32 ( holds @ ( clear @ Y ) @ State ) @ true @
% 4.55/1.32 ( holds @ ( on @ X @ Y ) @ ( do @ ( putdown @ X @ Y ) @ State ) ) @
% 4.55/1.32 true ) @
% 4.55/1.32 true ) =
% 4.55/1.32 ( true ))).
% 4.55/1.32 thf(zip_derived_cl7, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]:
% 4.55/1.32 ((ifeq @ (holds @ (holding @ X0) @ X1) @ true @
% 4.55/1.32 (ifeq @ (holds @ (clear @ X2) @ X1) @ true @
% 4.55/1.32 (holds @ (on @ X0 @ X2) @ (do @ (putdown @ X0 @ X2) @ X1)) @ true) @
% 4.55/1.32 true) = (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [putdown_2])).
% 4.55/1.32 thf(zip_derived_cl155, plain,
% 4.55/1.32 (![X0 : $i]:
% 4.55/1.32 ((ifeq @ true @ true @
% 4.55/1.32 (ifeq @ (holds @ (clear @ X0) @ (do @ (pickup @ a) @ s0)) @ true @
% 4.55/1.32 (holds @ (on @ a @ X0) @
% 4.55/1.32 (do @ (putdown @ a @ X0) @ (do @ (pickup @ a) @ s0))) @
% 4.55/1.32 true) @
% 4.55/1.32 true) = (true))),
% 4.55/1.32 inference('s_sup+', [status(thm)], [zip_derived_cl51, zip_derived_cl7])).
% 4.55/1.32 thf(zip_derived_cl5176, plain,
% 4.55/1.32 (((ifeq @ true @ true @
% 4.55/1.32 (ifeq @ true @ true @
% 4.55/1.32 (holds @ (on @ a @ c) @
% 4.55/1.32 (do @ (putdown @ a @ c) @ (do @ (pickup @ a) @ s0))) @
% 4.55/1.32 true) @
% 4.55/1.32 true) = (true))),
% 4.55/1.32 inference('s_sup+', [status(thm)],
% 4.55/1.32 [zip_derived_cl3779, zip_derived_cl155])).
% 4.55/1.32 thf(zip_derived_cl0, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]: ((ifeq @ X1 @ X1 @ X0 @ X2) = (X0))),
% 4.55/1.32 inference('cnf', [status(esa)], [ifeq_axiom])).
% 4.55/1.32 thf(zip_derived_cl0, plain,
% 4.55/1.32 (![X0 : $i, X1 : $i, X2 : $i]: ((ifeq @ X1 @ X1 @ X0 @ X2) = (X0))),
% 4.55/1.32 inference('cnf', [status(esa)], [ifeq_axiom])).
% 4.55/1.32 thf(zip_derived_cl5178, plain,
% 4.55/1.32 (((holds @ (on @ a @ c) @
% 4.55/1.32 (do @ (putdown @ a @ c) @ (do @ (pickup @ a) @ s0))) = (true))),
% 4.55/1.32 inference('demod', [status(thm)],
% 4.55/1.32 [zip_derived_cl5176, zip_derived_cl0, zip_derived_cl0])).
% 4.55/1.32 thf(prove_AC, conjecture, (( holds @ ( on @ a @ c ) @ State ) = ( true ))).
% 4.55/1.32 thf(zf_stmt_0, negated_conjecture,
% 4.55/1.32 (( holds @ ( on @ a @ c ) @ State ) != ( true )),
% 4.55/1.32 inference('cnf.neg', [status(esa)], [prove_AC])).
% 4.55/1.32 thf(zip_derived_cl31, plain,
% 4.55/1.32 (![X0 : $i]: ((holds @ (on @ a @ c) @ X0) != (true))),
% 4.55/1.32 inference('cnf', [status(esa)], [zf_stmt_0])).
% 4.55/1.32 thf(zip_derived_cl5179, plain, ($false),
% 4.55/1.32 inference('simplify_reflect-', [status(thm)],
% 4.55/1.32 [zip_derived_cl5178, zip_derived_cl31])).
% 4.55/1.32
% 4.55/1.32 % SZS output end Refutation
% 4.55/1.32
% 4.55/1.32
% 4.55/1.32 % Terminating...
% 5.38/1.39 % Runner terminated.
% 5.38/1.41 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------