TSTP Solution File: HWV017-1 by Zipperpin---2.1.9999
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- Process Solution
%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : HWV017-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm : NO INFORMATION
% Format : NO INFORMATION
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.BEkvLUp3Hm true
% Computer : n008.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 Aug 31 03:04:58 EDT 2023
% Result : Unsatisfiable 0.57s 1.14s
% Output : Refutation 0.57s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : HWV017-1 : TPTP v8.1.2. Released v2.5.0.
% 0.00/0.13 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.BEkvLUp3Hm true
% 0.14/0.34 % Computer : n008.cluster.edu
% 0.14/0.34 % Model : x86_64 x86_64
% 0.14/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34 % Memory : 8042.1875MB
% 0.14/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34 % CPULimit : 300
% 0.14/0.34 % WCLimit : 300
% 0.14/0.34 % DateTime : Tue Aug 29 16:12:47 EDT 2023
% 0.14/0.34 % CPUTime :
% 0.14/0.34 % Running portfolio for 300 s
% 0.14/0.34 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.35 % Number of cores: 8
% 0.14/0.35 % Python version: Python 3.6.8
% 0.14/0.35 % Running in FO mode
% 0.21/0.65 % Total configuration time : 435
% 0.21/0.65 % Estimated wc time : 1092
% 0.21/0.65 % Estimated cpu time (7 cpus) : 156.0
% 0.21/0.69 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.21/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.21/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.21/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.21/0.75 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.55/0.77 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.55/0.78 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.57/1.14 % Solved by fo/fo3_bce.sh.
% 0.57/1.14 % BCE start: 72
% 0.57/1.14 % BCE eliminated: 3
% 0.57/1.14 % PE start: 69
% 0.57/1.14 logic: eq
% 0.57/1.14 % PE eliminated: 1
% 0.57/1.14 % done 395 iterations in 0.368s
% 0.57/1.14 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.57/1.14 % SZS output start Refutation
% 0.57/1.14 thf(gt_type, type, gt: $i > $i > $o).
% 0.57/1.14 thf(fifo_length_type, type, fifo_length: $i).
% 0.57/1.14 thf(p_Rd_type, type, p_Rd: $i > $o).
% 0.57/1.14 thf(t_139_type, type, t_139: $i).
% 0.57/1.14 thf(level_type, type, level: $i > $i).
% 0.57/1.14 thf(p_Full_type, type, p_Full: $i > $o).
% 0.57/1.14 thf(int_level_type, type, int_level: $i > $i).
% 0.57/1.14 thf(n0_type, type, n0: $i).
% 0.57/1.14 thf(minus_type, type, minus: $i > $i > $i).
% 0.57/1.14 thf(n1_type, type, n1: $i).
% 0.57/1.14 thf(plus_type, type, plus: $i > $i > $i).
% 0.57/1.14 thf(p_Wr_type, type, p_Wr: $i > $o).
% 0.57/1.14 thf(p_Reset_type, type, p_Reset: $i > $o).
% 0.57/1.14 thf(axiom_71, axiom,
% 0.57/1.14 (( p_Reset @ X_t_42 ) | ( p_Wr @ X_t_42 ) | ( ~( p_Rd @ X_t_42 ) ) |
% 0.57/1.14 ( ~( gt @ ( int_level @ X_t_42 ) @ n0 ) ) |
% 0.57/1.14 ( ( int_level @ ( plus @ X_t_42 @ n1 ) ) =
% 0.57/1.14 ( minus @ ( int_level @ X_t_42 ) @ n1 ) ))).
% 0.57/1.14 thf(zip_derived_cl51, plain,
% 0.57/1.14 (![X0 : $i]:
% 0.57/1.14 ( (p_Reset @ X0)
% 0.57/1.14 | (p_Wr @ X0)
% 0.57/1.14 | ~ (p_Rd @ X0)
% 0.57/1.14 | ~ (gt @ (int_level @ X0) @ n0)
% 0.57/1.14 | ((int_level @ (plus @ X0 @ n1)) = (minus @ (int_level @ X0) @ n1)))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_71])).
% 0.57/1.14 thf(axiom_21, axiom, (( level @ X_t_32 ) = ( int_level @ X_t_32 ))).
% 0.57/1.14 thf(zip_derived_cl17, plain, (![X0 : $i]: ((level @ X0) = (int_level @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_21])).
% 0.57/1.14 thf(zip_derived_cl17, plain, (![X0 : $i]: ((level @ X0) = (int_level @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_21])).
% 0.57/1.14 thf(zip_derived_cl17, plain, (![X0 : $i]: ((level @ X0) = (int_level @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_21])).
% 0.57/1.14 thf(zip_derived_cl3191, plain,
% 0.57/1.14 (![X0 : $i]:
% 0.57/1.14 ( (p_Reset @ X0)
% 0.57/1.14 | (p_Wr @ X0)
% 0.57/1.14 | ~ (p_Rd @ X0)
% 0.57/1.14 | ~ (gt @ (level @ X0) @ n0)
% 0.57/1.14 | ((level @ (plus @ X0 @ n1)) = (minus @ (level @ X0) @ n1)))),
% 0.57/1.14 inference('demod', [status(thm)],
% 0.57/1.14 [zip_derived_cl51, zip_derived_cl17, zip_derived_cl17,
% 0.57/1.14 zip_derived_cl17])).
% 0.57/1.14 thf(axiom_12, axiom,
% 0.57/1.14 (( gt @ Y_18 @ X_17 ) | ( ( X_17 ) = ( Y_18 ) ) | ( gt @ X_17 @ Y_18 ))).
% 0.57/1.14 thf(zip_derived_cl9, plain,
% 0.57/1.14 (![X0 : $i, X1 : $i]: ( (gt @ X0 @ X1) | ((X1) = (X0)) | (gt @ X1 @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_12])).
% 0.57/1.14 thf(quest_1, conjecture, (gt @ ( level @ t_139 ) @ fifo_length)).
% 0.57/1.14 thf(zf_stmt_0, negated_conjecture,
% 0.57/1.14 (~( gt @ ( level @ t_139 ) @ fifo_length )),
% 0.57/1.14 inference('cnf.neg', [status(esa)], [quest_1])).
% 0.57/1.14 thf(zip_derived_cl71, plain, (~ (gt @ (level @ t_139) @ fifo_length)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.57/1.14 thf(zip_derived_cl1630, plain,
% 0.57/1.14 (( (gt @ fifo_length @ (level @ t_139))
% 0.57/1.14 | ((fifo_length) = (level @ t_139)))),
% 0.57/1.14 inference('sup-', [status(thm)], [zip_derived_cl9, zip_derived_cl71])).
% 0.57/1.14 thf(axiom_13, axiom,
% 0.57/1.14 (( ~( gt @ Z_21 @ Y_20 ) ) | ( gt @ Z_21 @ X_19 ) |
% 0.57/1.14 ( ~( gt @ Y_20 @ X_19 ) ))).
% 0.57/1.14 thf(zip_derived_cl10, plain,
% 0.57/1.14 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/1.14 (~ (gt @ X0 @ X1) | (gt @ X0 @ X2) | ~ (gt @ X1 @ X2))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_13])).
% 0.57/1.14 thf(zip_derived_cl1649, plain,
% 0.57/1.14 (![X0 : $i]:
% 0.57/1.14 (((fifo_length) = (level @ t_139))
% 0.57/1.14 | ~ (gt @ (level @ t_139) @ X0)
% 0.57/1.14 | (gt @ fifo_length @ X0))),
% 0.57/1.14 inference('sup-', [status(thm)], [zip_derived_cl1630, zip_derived_cl10])).
% 0.57/1.14 thf(axiom_3, axiom,
% 0.57/1.14 (( ~( gt @ X_2 @ n0 ) ) | ( gt @ X_2 @ ( minus @ X_2 @ n1 ) ))).
% 0.57/1.14 thf(zip_derived_cl2, plain,
% 0.57/1.14 (![X0 : $i]: (~ (gt @ X0 @ n0) | (gt @ X0 @ (minus @ X0 @ n1)))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_3])).
% 0.57/1.14 thf(zip_derived_cl1653, plain,
% 0.57/1.14 (( (gt @ fifo_length @ (minus @ (level @ t_139) @ n1))
% 0.57/1.14 | ((fifo_length) = (level @ t_139))
% 0.57/1.14 | ~ (gt @ (level @ t_139) @ n0))),
% 0.57/1.14 inference('sup+', [status(thm)], [zip_derived_cl1649, zip_derived_cl2])).
% 0.57/1.14 thf(zip_derived_cl3193, plain,
% 0.57/1.14 (( (gt @ fifo_length @ (level @ (plus @ t_139 @ n1)))
% 0.57/1.14 | ~ (gt @ (level @ t_139) @ n0)
% 0.57/1.14 | ~ (p_Rd @ t_139)
% 0.57/1.14 | (p_Wr @ t_139)
% 0.57/1.14 | (p_Reset @ t_139)
% 0.57/1.14 | ~ (gt @ (level @ t_139) @ n0)
% 0.57/1.14 | ((fifo_length) = (level @ t_139)))),
% 0.57/1.14 inference('sup+', [status(thm)], [zip_derived_cl3191, zip_derived_cl1653])).
% 0.57/1.14 thf(quest_5, conjecture, (~( p_Full @ ( plus @ t_139 @ n1 ) ))).
% 0.57/1.14 thf(zf_stmt_1, negated_conjecture, (p_Full @ ( plus @ t_139 @ n1 )),
% 0.57/1.14 inference('cnf.neg', [status(esa)], [quest_5])).
% 0.57/1.14 thf(zip_derived_cl67, plain, ( (p_Full @ (plus @ t_139 @ n1))),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.57/1.14 thf(axiom_23, axiom,
% 0.57/1.14 (( ( int_level @ X_t_34 ) = ( fifo_length ) ) | ( ~( p_Full @ X_t_34 ) ))).
% 0.57/1.14 thf(zip_derived_cl19, plain,
% 0.57/1.14 (![X0 : $i]: (((int_level @ X0) = (fifo_length)) | ~ (p_Full @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_23])).
% 0.57/1.14 thf(zip_derived_cl532, plain,
% 0.57/1.14 (((int_level @ (plus @ t_139 @ n1)) = (fifo_length))),
% 0.57/1.14 inference('dp-resolution', [status(thm)],
% 0.57/1.14 [zip_derived_cl67, zip_derived_cl19])).
% 0.57/1.14 thf(zip_derived_cl17, plain, (![X0 : $i]: ((level @ X0) = (int_level @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_21])).
% 0.57/1.14 thf(zip_derived_cl1573, plain,
% 0.57/1.14 (((level @ (plus @ t_139 @ n1)) = (fifo_length))),
% 0.57/1.14 inference('sup+', [status(thm)], [zip_derived_cl532, zip_derived_cl17])).
% 0.57/1.14 thf(axiom_17, axiom, (~( gt @ X_28 @ X_28 ))).
% 0.57/1.14 thf(zip_derived_cl13, plain, (![X0 : $i]: ~ (gt @ X0 @ X0)),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_17])).
% 0.57/1.14 thf(quest_2, conjecture, (~( p_Rd @ t_139 ))).
% 0.57/1.14 thf(zf_stmt_2, negated_conjecture, (p_Rd @ t_139),
% 0.57/1.14 inference('cnf.neg', [status(esa)], [quest_2])).
% 0.57/1.14 thf(zip_derived_cl70, plain, ( (p_Rd @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.57/1.14 thf(quest_3, conjecture, (p_Wr @ t_139)).
% 0.57/1.14 thf(zf_stmt_3, negated_conjecture, (~( p_Wr @ t_139 )),
% 0.57/1.14 inference('cnf.neg', [status(esa)], [quest_3])).
% 0.57/1.14 thf(zip_derived_cl69, plain, (~ (p_Wr @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_3])).
% 0.57/1.14 thf(quest_4, conjecture, (p_Reset @ t_139)).
% 0.57/1.14 thf(zf_stmt_4, negated_conjecture, (~( p_Reset @ t_139 )),
% 0.57/1.14 inference('cnf.neg', [status(esa)], [quest_4])).
% 0.57/1.14 thf(zip_derived_cl68, plain, (~ (p_Reset @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/1.14 thf(zip_derived_cl3199, plain,
% 0.57/1.14 ((~ (gt @ (level @ t_139) @ n0)
% 0.57/1.14 | ~ (gt @ (level @ t_139) @ n0)
% 0.57/1.14 | ((fifo_length) = (level @ t_139)))),
% 0.57/1.14 inference('demod', [status(thm)],
% 0.57/1.14 [zip_derived_cl3193, zip_derived_cl1573, zip_derived_cl13,
% 0.57/1.14 zip_derived_cl70, zip_derived_cl69, zip_derived_cl68])).
% 0.57/1.14 thf(zip_derived_cl3200, plain,
% 0.57/1.14 ((((fifo_length) = (level @ t_139)) | ~ (gt @ (level @ t_139) @ n0))),
% 0.57/1.14 inference('simplify', [status(thm)], [zip_derived_cl3199])).
% 0.57/1.14 thf(axiom_78, axiom,
% 0.57/1.14 (( p_Reset @ X_t_42 ) | ( p_Wr @ X_t_42 ) | ( ~( p_Rd @ X_t_42 ) ) |
% 0.57/1.14 ( gt @ ( int_level @ X_t_42 ) @ n0 ) |
% 0.57/1.14 ( ( int_level @ ( plus @ X_t_42 @ n1 ) ) = ( int_level @ X_t_42 ) ))).
% 0.57/1.14 thf(zip_derived_cl57, plain,
% 0.57/1.14 (![X0 : $i]:
% 0.57/1.14 ( (p_Reset @ X0)
% 0.57/1.14 | (p_Wr @ X0)
% 0.57/1.14 | ~ (p_Rd @ X0)
% 0.57/1.14 | (gt @ (int_level @ X0) @ n0)
% 0.57/1.14 | ((int_level @ (plus @ X0 @ n1)) = (int_level @ X0)))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_78])).
% 0.57/1.14 thf(zip_derived_cl17, plain, (![X0 : $i]: ((level @ X0) = (int_level @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_21])).
% 0.57/1.14 thf(zip_derived_cl17, plain, (![X0 : $i]: ((level @ X0) = (int_level @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_21])).
% 0.57/1.14 thf(zip_derived_cl17, plain, (![X0 : $i]: ((level @ X0) = (int_level @ X0))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_21])).
% 0.57/1.14 thf(zip_derived_cl3640, plain,
% 0.57/1.14 (![X0 : $i]:
% 0.57/1.14 ( (p_Reset @ X0)
% 0.57/1.14 | (p_Wr @ X0)
% 0.57/1.14 | ~ (p_Rd @ X0)
% 0.57/1.14 | (gt @ (level @ X0) @ n0)
% 0.57/1.14 | ((level @ (plus @ X0 @ n1)) = (level @ X0)))),
% 0.57/1.14 inference('demod', [status(thm)],
% 0.57/1.14 [zip_derived_cl57, zip_derived_cl17, zip_derived_cl17,
% 0.57/1.14 zip_derived_cl17])).
% 0.57/1.14 thf(zip_derived_cl3653, plain,
% 0.57/1.14 ((((fifo_length) = (level @ t_139))
% 0.57/1.14 | ((level @ (plus @ t_139 @ n1)) = (level @ t_139))
% 0.57/1.14 | ~ (p_Rd @ t_139)
% 0.57/1.14 | (p_Wr @ t_139)
% 0.57/1.14 | (p_Reset @ t_139))),
% 0.57/1.14 inference('sup+', [status(thm)], [zip_derived_cl3200, zip_derived_cl3640])).
% 0.57/1.14 thf(zip_derived_cl1573, plain,
% 0.57/1.14 (((level @ (plus @ t_139 @ n1)) = (fifo_length))),
% 0.57/1.14 inference('sup+', [status(thm)], [zip_derived_cl532, zip_derived_cl17])).
% 0.57/1.14 thf(zip_derived_cl70, plain, ( (p_Rd @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.57/1.14 thf(zip_derived_cl69, plain, (~ (p_Wr @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_3])).
% 0.57/1.14 thf(zip_derived_cl68, plain, (~ (p_Reset @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/1.14 thf(zip_derived_cl3662, plain,
% 0.57/1.14 ((((fifo_length) = (level @ t_139)) | ((fifo_length) = (level @ t_139)))),
% 0.57/1.14 inference('demod', [status(thm)],
% 0.57/1.14 [zip_derived_cl3653, zip_derived_cl1573, zip_derived_cl70,
% 0.57/1.14 zip_derived_cl69, zip_derived_cl68])).
% 0.57/1.14 thf(zip_derived_cl3663, plain, (((fifo_length) = (level @ t_139))),
% 0.57/1.14 inference('simplify', [status(thm)], [zip_derived_cl3662])).
% 0.57/1.14 thf(zip_derived_cl3191, plain,
% 0.57/1.14 (![X0 : $i]:
% 0.57/1.14 ( (p_Reset @ X0)
% 0.57/1.14 | (p_Wr @ X0)
% 0.57/1.14 | ~ (p_Rd @ X0)
% 0.57/1.14 | ~ (gt @ (level @ X0) @ n0)
% 0.57/1.14 | ((level @ (plus @ X0 @ n1)) = (minus @ (level @ X0) @ n1)))),
% 0.57/1.14 inference('demod', [status(thm)],
% 0.57/1.14 [zip_derived_cl51, zip_derived_cl17, zip_derived_cl17,
% 0.57/1.14 zip_derived_cl17])).
% 0.57/1.14 thf(zip_derived_cl3686, plain,
% 0.57/1.14 ((((level @ (plus @ t_139 @ n1)) = (minus @ fifo_length @ n1))
% 0.57/1.14 | ~ (gt @ (level @ t_139) @ n0)
% 0.57/1.14 | ~ (p_Rd @ t_139)
% 0.57/1.14 | (p_Wr @ t_139)
% 0.57/1.14 | (p_Reset @ t_139))),
% 0.57/1.14 inference('sup+', [status(thm)], [zip_derived_cl3663, zip_derived_cl3191])).
% 0.57/1.14 thf(zip_derived_cl1573, plain,
% 0.57/1.14 (((level @ (plus @ t_139 @ n1)) = (fifo_length))),
% 0.57/1.14 inference('sup+', [status(thm)], [zip_derived_cl532, zip_derived_cl17])).
% 0.57/1.14 thf(zip_derived_cl3663, plain, (((fifo_length) = (level @ t_139))),
% 0.57/1.14 inference('simplify', [status(thm)], [zip_derived_cl3662])).
% 0.57/1.14 thf(quest_6, conjecture, (~( gt @ fifo_length @ n0 ))).
% 0.57/1.14 thf(zf_stmt_5, negated_conjecture, (gt @ fifo_length @ n0),
% 0.57/1.14 inference('cnf.neg', [status(esa)], [quest_6])).
% 0.57/1.14 thf(zip_derived_cl66, plain, ( (gt @ fifo_length @ n0)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_5])).
% 0.57/1.14 thf(zip_derived_cl70, plain, ( (p_Rd @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.57/1.14 thf(zip_derived_cl69, plain, (~ (p_Wr @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_3])).
% 0.57/1.14 thf(zip_derived_cl68, plain, (~ (p_Reset @ t_139)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/1.14 thf(zip_derived_cl3700, plain,
% 0.57/1.14 (((fifo_length) = (minus @ fifo_length @ n1))),
% 0.57/1.14 inference('demod', [status(thm)],
% 0.57/1.14 [zip_derived_cl3686, zip_derived_cl1573, zip_derived_cl3663,
% 0.57/1.14 zip_derived_cl66, zip_derived_cl70, zip_derived_cl69,
% 0.57/1.14 zip_derived_cl68])).
% 0.57/1.14 thf(zip_derived_cl2, plain,
% 0.57/1.14 (![X0 : $i]: (~ (gt @ X0 @ n0) | (gt @ X0 @ (minus @ X0 @ n1)))),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_3])).
% 0.57/1.14 thf(zip_derived_cl3711, plain,
% 0.57/1.14 (( (gt @ fifo_length @ fifo_length) | ~ (gt @ fifo_length @ n0))),
% 0.57/1.14 inference('sup+', [status(thm)], [zip_derived_cl3700, zip_derived_cl2])).
% 0.57/1.14 thf(zip_derived_cl66, plain, ( (gt @ fifo_length @ n0)),
% 0.57/1.14 inference('cnf', [status(esa)], [zf_stmt_5])).
% 0.57/1.14 thf(zip_derived_cl3712, plain, ( (gt @ fifo_length @ fifo_length)),
% 0.57/1.14 inference('demod', [status(thm)], [zip_derived_cl3711, zip_derived_cl66])).
% 0.57/1.14 thf(zip_derived_cl13, plain, (![X0 : $i]: ~ (gt @ X0 @ X0)),
% 0.57/1.14 inference('cnf', [status(esa)], [axiom_17])).
% 0.57/1.14 thf(zip_derived_cl3716, plain, ($false),
% 0.57/1.14 inference('sup-', [status(thm)], [zip_derived_cl3712, zip_derived_cl13])).
% 0.57/1.14
% 0.57/1.14 % SZS output end Refutation
% 0.57/1.14
% 0.57/1.14
% 0.57/1.14 % Terminating...
% 2.19/1.25 % Runner terminated.
% 2.19/1.26 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------