%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : PUZ081^3 : TPTP v9.2.0. Released v3.6.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.5zH6pgQtN5 true
% Computer : n016.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 04:49:39 PM UTC 2025
% Result : Theorem 0.53s 0.71s
% Output : Refutation 0.53s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 5
% Syntax : Number of formulae : 21 ( 4 unt; 0 typ; 0 def)
% Number of atoms : 38 ( 0 equ; 0 cnn)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 80 ( 18 ~; 11 |; 4 &; 44 @)
% ( 1 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 5 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 6 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 21 ( 0 ^; 17 !; 4 ?; 21 :)
% Comments :
%------------------------------------------------------------------------------
thf(says_type,type,
says: $i > $o > $o ).
thf(mel_type,type,
mel: $i ).
thf(knight_type,type,
knight: $i > $o ).
thf(knave_type,type,
knave: $i > $o ).
thf(zoey_type,type,
zoey: $i ).
thf(zoey_speaks,axiom,
says @ zoey @ ( knave @ mel ) ).
thf(zip_derived_cl4,plain,
says @ zoey @ ( knave @ mel ),
inference(cnf,[status(esa)],[zoey_speaks]) ).
thf(knaves_lie,axiom,
! [P: $i,S: $o] :
( ( ( knave @ P )
& ( says @ P @ S ) )
=> ~ S ) ).
thf(zip_derived_cl3,plain,
! [X0: $i,X1: $o] :
( ~ ( knave @ X0 )
| ~ ( says @ X0 @ X1 )
| ~ X1 ),
inference(cnf,[status(esa)],[knaves_lie]) ).
thf(zip_derived_cl19,plain,
( ~ ( knave @ mel )
| ~ ( knave @ zoey ) ),
inference('sup-',[status(thm)],[zip_derived_cl4,zip_derived_cl3]) ).
thf(knights_xor_knaves,axiom,
! [P: $i] :
~ ( ( knight @ P )
<=> ( knave @ P ) ) ).
thf(zip_derived_cl0,plain,
! [X0: $i] :
( ( knave @ X0 )
| ( knight @ X0 ) ),
inference(cnf,[status(esa)],[knights_xor_knaves]) ).
thf(who_is_knight_and_knave,conjecture,
? [Knight: $i,Knave: $i] :
( ( knave @ Knave )
& ( knight @ Knight ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ? [Knight: $i,Knave: $i] :
( ( knave @ Knave )
& ( knight @ Knight ) ),
inference('cnf.neg',[status(esa)],[who_is_knight_and_knave]) ).
thf(zip_derived_cl6,plain,
! [X0: $i,X1: $i] :
( ~ ( knight @ X0 )
| ~ ( knave @ X1 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl15,plain,
! [X0: $i,X1: $i] :
( ( knave @ X0 )
| ~ ( knave @ X1 ) ),
inference('sup-',[status(thm)],[zip_derived_cl0,zip_derived_cl6]) ).
thf(zip_derived_cl27,plain,
~ ( knave @ zoey ),
inference(clc,[status(thm)],[zip_derived_cl19,zip_derived_cl15]) ).
thf(zip_derived_cl0_001,plain,
! [X0: $i] :
( ( knave @ X0 )
| ( knight @ X0 ) ),
inference(cnf,[status(esa)],[knights_xor_knaves]) ).
thf(zip_derived_cl4_002,plain,
says @ zoey @ ( knave @ mel ),
inference(cnf,[status(esa)],[zoey_speaks]) ).
thf(knights_tell_truth,axiom,
! [P: $i,S: $o] :
( ( ( knight @ P )
& ( says @ P @ S ) )
=> S ) ).
thf(zip_derived_cl2,plain,
! [X0: $i,X1: $o] :
( ~ ( knight @ X0 )
| ~ ( says @ X0 @ X1 )
| X1 ),
inference(cnf,[status(esa)],[knights_tell_truth]) ).
thf(zip_derived_cl31,plain,
( ( knave @ mel )
| ~ ( knight @ zoey ) ),
inference('sup-',[status(thm)],[zip_derived_cl4,zip_derived_cl2]) ).
thf(zip_derived_cl6_003,plain,
! [X0: $i,X1: $i] :
( ~ ( knight @ X0 )
| ~ ( knave @ X1 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl33,plain,
~ ( knight @ zoey ),
inference(clc,[status(thm)],[zip_derived_cl31,zip_derived_cl6]) ).
thf(zip_derived_cl34,plain,
knave @ zoey,
inference('sup-',[status(thm)],[zip_derived_cl0,zip_derived_cl33]) ).
thf(zip_derived_cl46,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl27,zip_derived_cl34]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11 % Problem : PUZ081^3 : TPTP v9.2.0. Released v3.6.0.
% 0.06/0.12 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.5zH6pgQtN5 true
% 0.11/0.33 % Computer : n016.cluster.edu
% 0.11/0.33 % Model : x86_64 x86_64
% 0.11/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33 % Memory : 8042.1875MB
% 0.11/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33 % CPULimit : 300
% 0.11/0.33 % WCLimit : 300
% 0.11/0.33 % DateTime : Wed Oct 1 15:10:08 EDT 2025
% 0.11/0.33 % CPUTime :
% 0.11/0.33 % Running portfolio for 300 s
% 0.11/0.33 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.33 % Number of cores: 8
% 0.11/0.33 % Python version: Python 3.6.8
% 0.11/0.34 % Running in HO mode
% 0.51/0.63 % Total configuration time : 828
% 0.51/0.63 % Estimated wc time : 1656
% 0.51/0.63 % Estimated cpu time (8 cpus) : 207.0
% 0.51/0.66 % /export/starexec/sandbox/solver/bin/lams/40_c.s.sh running for 80s
% 0.53/0.68 % /export/starexec/sandbox/solver/bin/lams/40_c_ic.sh running for 80s
% 0.53/0.68 % /export/starexec/sandbox/solver/bin/lams/35_full_unif4.sh running for 80s
% 0.53/0.70 % /export/starexec/sandbox/solver/bin/lams/15_e_short1.sh running for 30s
% 0.53/0.71 % Solved by lams/40_c_ic.sh.
% 0.53/0.71 % done 13 iterations in 0.010s
% 0.53/0.71 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.53/0.71 % SZS output start Refutation
% See solution above
% 0.53/0.71
% 0.53/0.71
% 0.53/0.71 % Terminating...
% 0.53/0.73 % Runner terminated.
% 0.53/0.74 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------