%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : ITP280^3 : TPTP v9.2.1. Bugfixed v9.2.1.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.xpT0TE1Hb8 true
% Computer : n026.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 : Sat Feb 28 09:48:32 AM UTC 2026
% Result : Theorem 66.52s 8.98s
% Output : Refutation 66.52s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 9
% Syntax : Number of formulae : 22 ( 17 unt; 0 typ; 0 def)
% Number of atoms : 29 ( 19 equ; 0 cnn)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 205 ( 9 ~; 4 |; 0 &; 189 @)
% ( 0 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 11 ( 4 avg)
% Number of types : 5 ( 4 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 19 ( 17 usr; 5 con; 0-2 aty)
% Number of variables : 14 ( 0 ^; 14 !; 0 ?; 14 :)
% Comments :
%------------------------------------------------------------------------------
thf(real_type,type,
real: $tType ).
thf(nat_type,type,
nat: $tType ).
thf(num_type,type,
num: $tType ).
thf(vEBT_VEBT_type,type,
vEBT_VEBT: $tType ).
thf(zero_zero_nat_type,type,
zero_zero_nat: nat ).
thf(times_times_real_type,type,
times_times_real: real > real > real ).
thf(one_type,type,
one: num ).
thf(ord_less_eq_real_type,type,
ord_less_eq_real: real > real > $o ).
thf(numeral_numeral_nat_type,type,
numeral_numeral_nat: num > nat ).
thf(one_one_nat_type,type,
one_one_nat: nat ).
thf(vEBT_V8646137997579335489_i_l_d_type,type,
vEBT_V8646137997579335489_i_l_d: nat > nat ).
thf(vEBT_VEBT_cnt_type,type,
vEBT_VEBT_cnt: vEBT_VEBT > real ).
thf(va_type,type,
va: nat ).
thf(dvd_dvd_nat_type,type,
dvd_dvd_nat: nat > nat > $o ).
thf(divide_divide_nat_type,type,
divide_divide_nat: nat > nat > nat ).
thf(bit1_type,type,
bit1: num > num ).
thf(suc_type,type,
suc: nat > nat ).
thf(bit0_type,type,
bit0: num > num ).
thf(numeral_numeral_real_type,type,
numeral_numeral_real: num > real ).
thf(vEBT_vebt_buildup_type,type,
vEBT_vebt_buildup: nat > vEBT_VEBT ).
thf(semiri5074537144036343181t_real_type,type,
semiri5074537144036343181t_real: nat > real ).
thf(fact_1045_mult_Ocommute,axiom,
! [A3: real,B2: real] :
( ( times_times_real @ A3 @ B2 )
= ( times_times_real @ B2 @ A3 ) ) ).
thf(zip_derived_cl293,plain,
! [X0: real,X1: real] :
( ( times_times_real @ X1 @ X0 )
= ( times_times_real @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[fact_1045_mult_Ocommute]) ).
thf(fact_1__C3_OIH_C_I3_J,axiom,
! [X: nat] :
( ~ ( dvd_dvd_nat @ ( numeral_numeral_nat @ ( bit0 @ one ) ) @ ( suc @ ( suc @ va ) ) )
=> ( ( X
= ( divide_divide_nat @ ( suc @ ( suc @ va ) ) @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) )
=> ( ord_less_eq_real @ ( semiri5074537144036343181t_real @ ( vEBT_V8646137997579335489_i_l_d @ ( suc @ X ) ) ) @ ( times_times_real @ ( vEBT_VEBT_cnt @ ( vEBT_vebt_buildup @ ( suc @ X ) ) ) @ ( numeral_numeral_real @ ( bit1 @ ( bit0 @ ( bit1 @ one ) ) ) ) ) ) ) ) ).
thf(zip_derived_cl1,plain,
! [X0: nat] :
( ( dvd_dvd_nat @ ( numeral_numeral_nat @ ( bit0 @ one ) ) @ ( suc @ ( suc @ va ) ) )
| ( ord_less_eq_real @ ( semiri5074537144036343181t_real @ ( vEBT_V8646137997579335489_i_l_d @ ( suc @ X0 ) ) ) @ ( times_times_real @ ( vEBT_VEBT_cnt @ ( vEBT_vebt_buildup @ ( suc @ X0 ) ) ) @ ( numeral_numeral_real @ ( bit1 @ ( bit0 @ ( bit1 @ one ) ) ) ) ) )
| ( X0
!= ( divide_divide_nat @ ( suc @ ( suc @ va ) ) @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ),
inference(cnf,[status(esa)],[fact_1__C3_OIH_C_I3_J]) ).
thf(conj_0,conjecture,
ord_less_eq_real @ ( semiri5074537144036343181t_real @ ( vEBT_V8646137997579335489_i_l_d @ ( suc @ ( suc @ ( divide_divide_nat @ va @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ) ) ) @ ( times_times_real @ ( numeral_numeral_real @ ( bit1 @ ( bit0 @ ( bit1 @ one ) ) ) ) @ ( vEBT_VEBT_cnt @ ( vEBT_vebt_buildup @ ( suc @ ( suc @ ( divide_divide_nat @ va @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ) ) ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ( ord_less_eq_real @ ( semiri5074537144036343181t_real @ ( vEBT_V8646137997579335489_i_l_d @ ( suc @ ( suc @ ( divide_divide_nat @ va @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ) ) ) @ ( times_times_real @ ( numeral_numeral_real @ ( bit1 @ ( bit0 @ ( bit1 @ one ) ) ) ) @ ( vEBT_VEBT_cnt @ ( vEBT_vebt_buildup @ ( suc @ ( suc @ ( divide_divide_nat @ va @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ) ) ) ) ),
inference('cnf.neg',[status(esa)],[conj_0]) ).
thf(zip_derived_cl765,plain,
~ ( ord_less_eq_real @ ( semiri5074537144036343181t_real @ ( vEBT_V8646137997579335489_i_l_d @ ( suc @ ( suc @ ( divide_divide_nat @ va @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ) ) ) @ ( times_times_real @ ( numeral_numeral_real @ ( bit1 @ ( bit0 @ ( bit1 @ one ) ) ) ) @ ( vEBT_VEBT_cnt @ ( vEBT_vebt_buildup @ ( suc @ ( suc @ ( divide_divide_nat @ va @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ) ) ) ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(fact_0_False,axiom,
~ ( dvd_dvd_nat @ ( numeral_numeral_nat @ ( bit0 @ one ) ) @ ( suc @ ( suc @ va ) ) ) ).
thf(zip_derived_cl0,plain,
~ ( dvd_dvd_nat @ ( numeral_numeral_nat @ ( bit0 @ one ) ) @ ( suc @ ( suc @ va ) ) ),
inference(cnf,[status(esa)],[fact_0_False]) ).
thf(fact_1169_div__self,axiom,
! [A: nat] :
( ( A != zero_zero_nat )
=> ( ( divide_divide_nat @ A @ A )
= one_one_nat ) ) ).
thf(zip_derived_cl303,plain,
! [X0: nat] :
( ( ( divide_divide_nat @ X0 @ X0 )
= one_one_nat )
| ( X0 = zero_zero_nat ) ),
inference(cnf,[status(esa)],[fact_1169_div__self]) ).
thf(fact_492_div__by__Suc__0,axiom,
! [M: nat] :
( ( divide_divide_nat @ M @ ( suc @ zero_zero_nat ) )
= M ) ).
thf(zip_derived_cl139,plain,
! [X0: nat] :
( ( divide_divide_nat @ X0 @ ( suc @ zero_zero_nat ) )
= X0 ),
inference(cnf,[status(esa)],[fact_492_div__by__Suc__0]) ).
thf(zip_derived_cl1380,plain,
( ( one_one_nat
= ( suc @ zero_zero_nat ) )
| ( ( suc @ zero_zero_nat )
= zero_zero_nat ) ),
inference('sup+',[status(thm)],[zip_derived_cl303,zip_derived_cl139]) ).
thf(fact_552_nat_Odistinct_I1_J,axiom,
! [X2: nat] :
( zero_zero_nat
!= ( suc @ X2 ) ) ).
thf(zip_derived_cl169,plain,
! [X0: nat] :
( zero_zero_nat
!= ( suc @ X0 ) ),
inference(cnf,[status(esa)],[fact_552_nat_Odistinct_I1_J]) ).
thf(zip_derived_cl1395,plain,
( one_one_nat
= ( suc @ zero_zero_nat ) ),
inference('simplify_reflect-',[status(thm)],[zip_derived_cl1380,zip_derived_cl169]) ).
thf(fact_871_numeral__2__eq__2,axiom,
( ( numeral_numeral_nat @ ( bit0 @ one ) )
= ( suc @ ( suc @ zero_zero_nat ) ) ) ).
thf(zip_derived_cl286,plain,
( ( numeral_numeral_nat @ ( bit0 @ one ) )
= ( suc @ ( suc @ zero_zero_nat ) ) ),
inference(cnf,[status(esa)],[fact_871_numeral__2__eq__2]) ).
thf(fact_5_div2__Suc__Suc,axiom,
! [M: nat] :
( ( divide_divide_nat @ ( suc @ ( suc @ M ) ) @ ( numeral_numeral_nat @ ( bit0 @ one ) ) )
= ( suc @ ( divide_divide_nat @ M @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ) ).
thf(zip_derived_cl4,plain,
! [X0: nat] :
( ( divide_divide_nat @ ( suc @ ( suc @ X0 ) ) @ ( numeral_numeral_nat @ ( bit0 @ one ) ) )
= ( suc @ ( divide_divide_nat @ X0 @ ( numeral_numeral_nat @ ( bit0 @ one ) ) ) ) ),
inference(cnf,[status(esa)],[fact_5_div2__Suc__Suc]) ).
thf(zip_derived_cl12407,plain,
$false,
inference(eprover,[status(thm)],[zip_derived_cl293,zip_derived_cl1,zip_derived_cl765,zip_derived_cl0,zip_derived_cl1395,zip_derived_cl286,zip_derived_cl4]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09 % Problem : ITP280^3 : TPTP v9.2.1. Bugfixed v9.2.1.
% 0.00/0.10 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.xpT0TE1Hb8 true
% 0.11/0.29 % Computer : n026.cluster.edu
% 0.11/0.29 % Model : x86_64 x86_64
% 0.11/0.29 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.29 % Memory : 8042.1875MB
% 0.11/0.29 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.29 % CPULimit : 300
% 0.11/0.29 % WCLimit : 300
% 0.11/0.29 % DateTime : Fri Feb 27 14:51:40 EST 2026
% 0.11/0.30 % CPUTime :
% 0.11/0.30 % Running portfolio for 300 s
% 0.11/0.30 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/0.30 % Number of cores: 8
% 0.11/0.30 % Python version: Python 3.6.8
% 0.11/0.30 % Running in HO mode
% 0.45/0.58 % Total configuration time : 828
% 0.45/0.58 % Estimated wc time : 1656
% 0.45/0.58 % Estimated cpu time (8 cpus) : 207.0
% 0.46/0.65 % /export/starexec/sandbox2/solver/bin/lams/40_c.s.sh running for 80s
% 0.46/0.66 % /export/starexec/sandbox2/solver/bin/lams/35_full_unif4.sh running for 80s
% 0.46/0.66 % /export/starexec/sandbox2/solver/bin/lams/40_c_ic.sh running for 80s
% 0.46/0.66 % /export/starexec/sandbox2/solver/bin/lams/15_e_short1.sh running for 30s
% 0.46/0.66 % /export/starexec/sandbox2/solver/bin/lams/40_noforms.sh running for 90s
% 0.46/0.66 % /export/starexec/sandbox2/solver/bin/lams/40_b.comb.sh running for 70s
% 0.46/0.67 % /export/starexec/sandbox2/solver/bin/lams/20_acsne_simpl.sh running for 40s
% 0.46/0.68 % /export/starexec/sandbox2/solver/bin/lams/30_sp5.sh running for 60s
% 5.65/1.31 % /export/starexec/sandbox2/solver/bin/lams/30_b.l.sh running for 90s
% 66.52/8.98 % Solved by lams/40_c_ic.sh.
% 66.52/8.98 % done 739 iterations in 8.294s
% 66.52/8.98 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 66.52/8.98 % SZS output start Refutation
% See solution above
% 66.52/8.98
% 66.52/8.98
% 66.52/8.98 % Terminating...
% 67.53/9.05 % Runner terminated.
% 67.53/9.05 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------