TSTP Solution File: NUM027-1 by SnakeForV-SAT---1.0
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%------------------------------------------------------------------------------
% File : SnakeForV-SAT---1.0
% Problem : NUM027-1 : TPTP v8.1.0. Bugfixed v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% Computer : n027.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 : Wed Aug 31 18:03:18 EDT 2022
% Result : Unsatisfiable 0.21s 0.54s
% Output : Refutation 0.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 13
% Syntax : Number of formulae : 33 ( 8 unt; 0 def)
% Number of atoms : 64 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 58 ( 27 ~; 28 |; 0 &)
% ( 3 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 6 ( 5 usr; 4 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-2 aty)
% Number of variables : 19 ( 19 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f555,plain,
$false,
inference(avatar_sat_refutation,[],[f62,f123,f125,f554]) ).
fof(f554,plain,
~ spl0_1,
inference(avatar_contradiction_clause,[],[f553]) ).
fof(f553,plain,
( $false
| ~ spl0_1 ),
inference(subsumption_resolution,[],[f552,f16]) ).
fof(f16,axiom,
! [X0] : ~ less(X0,X0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',number_not_less_than_itself) ).
fof(f552,plain,
( less(multiply(a,c),multiply(a,c))
| ~ spl0_1 ),
inference(subsumption_resolution,[],[f546,f21]) ).
fof(f21,axiom,
~ equalish(c,n0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_c_is_0) ).
fof(f546,plain,
( equalish(c,n0)
| less(multiply(a,c),multiply(a,c))
| ~ spl0_1 ),
inference(resolution,[],[f153,f27]) ).
fof(f27,plain,
! [X0] :
( ~ less(X0,multiply(b,c))
| less(X0,multiply(a,c)) ),
inference(resolution,[],[f7,f20]) ).
fof(f20,axiom,
less(multiply(b,c),multiply(a,c)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',b_times_c_less_than_a_times_c) ).
fof(f7,axiom,
! [X2,X0,X1] :
( ~ less(X0,X1)
| ~ less(X2,X0)
| less(X2,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitivity_of_less) ).
fof(f153,plain,
( ! [X7] :
( less(multiply(a,X7),multiply(b,X7))
| equalish(X7,n0) )
| ~ spl0_1 ),
inference(resolution,[],[f18,f52]) ).
fof(f52,plain,
( less(a,b)
| ~ spl0_1 ),
inference(avatar_component_clause,[],[f50]) ).
fof(f50,plain,
( spl0_1
<=> less(a,b) ),
introduced(avatar_definition,[new_symbols(naming,[spl0_1])]) ).
fof(f18,axiom,
! [X2,X0,X1] :
( ~ less(X0,X1)
| equalish(X2,n0)
| less(multiply(X0,X2),multiply(X1,X2)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',multiply_lemma) ).
fof(f125,plain,
( spl0_2
| ~ spl0_3 ),
inference(avatar_contradiction_clause,[],[f124]) ).
fof(f124,plain,
( $false
| spl0_2
| ~ spl0_3 ),
inference(subsumption_resolution,[],[f71,f55]) ).
fof(f55,plain,
( ~ equalish(b,a)
| spl0_2 ),
inference(avatar_component_clause,[],[f54]) ).
fof(f54,plain,
( spl0_2
<=> equalish(b,a) ),
introduced(avatar_definition,[new_symbols(naming,[spl0_2])]) ).
fof(f71,plain,
( equalish(b,a)
| ~ spl0_3 ),
inference(resolution,[],[f61,f11]) ).
fof(f11,axiom,
! [X3,X4] :
( ~ equalish(X3,X4)
| equalish(X4,X3) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',symmetry) ).
fof(f61,plain,
( equalish(a,b)
| ~ spl0_3 ),
inference(avatar_component_clause,[],[f59]) ).
fof(f59,plain,
( spl0_3
<=> equalish(a,b) ),
introduced(avatar_definition,[new_symbols(naming,[spl0_3])]) ).
fof(f123,plain,
~ spl0_2,
inference(avatar_contradiction_clause,[],[f118]) ).
fof(f118,plain,
( $false
| ~ spl0_2 ),
inference(resolution,[],[f84,f26]) ).
fof(f26,plain,
~ equalish(multiply(b,c),multiply(a,c)),
inference(resolution,[],[f14,f20]) ).
fof(f14,axiom,
! [X0,X1] :
( ~ less(X0,X1)
| ~ equalish(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_less_and_equal) ).
fof(f84,plain,
( ! [X15] : equalish(multiply(b,X15),multiply(a,X15))
| ~ spl0_2 ),
inference(resolution,[],[f13,f56]) ).
fof(f56,plain,
( equalish(b,a)
| ~ spl0_2 ),
inference(avatar_component_clause,[],[f54]) ).
fof(f13,axiom,
! [X2,X0,X1] :
( ~ equalish(X0,X1)
| equalish(multiply(X0,X2),multiply(X1,X2)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',equality_preserved_over_times) ).
fof(f62,plain,
( spl0_3
| spl0_1 ),
inference(avatar_split_clause,[],[f44,f50,f59]) ).
fof(f44,plain,
( less(a,b)
| equalish(a,b) ),
inference(resolution,[],[f15,f19]) ).
fof(f19,axiom,
~ less(b,a),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',b_not_less_than_a) ).
fof(f15,axiom,
! [X0,X1] :
( less(X1,X0)
| less(X0,X1)
| equalish(X1,X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',numbers_either_less_or_equal) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : NUM027-1 : TPTP v8.1.0. Bugfixed v4.0.0.
% 0.03/0.13 % Command : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.14/0.34 % Computer : n027.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 30 06:05:46 EDT 2022
% 0.14/0.34 % CPUTime :
% 0.21/0.45 % (30691)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.21/0.47 % (30683)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.21/0.52 % (30697)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.21/0.53 % (30683)First to succeed.
% 0.21/0.54 % (30683)Refutation found. Thanks to Tanya!
% 0.21/0.54 % SZS status Unsatisfiable for theBenchmark
% 0.21/0.54 % SZS output start Proof for theBenchmark
% See solution above
% 0.21/0.55 % (30683)------------------------------
% 0.21/0.55 % (30683)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.21/0.55 % (30683)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.21/0.55 % (30683)Termination reason: Refutation
% 0.21/0.55
% 0.21/0.55 % (30683)Memory used [KB]: 5756
% 0.21/0.55 % (30683)Time elapsed: 0.151 s
% 0.21/0.55 % (30683)Instructions burned: 25 (million)
% 0.21/0.55 % (30683)------------------------------
% 0.21/0.55 % (30683)------------------------------
% 0.21/0.55 % (30678)Success in time 0.195 s
%------------------------------------------------------------------------------