%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : ROB030-1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% Computer : n020.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue Sep 29 12:36:22 PM UTC 2026
% Result : Unsatisfiable 0.20s 0.50s
% Output : Refutation 0.20s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 2
% Syntax : Number of formulae : 5 ( 5 unt; 0 def)
% Number of atoms : 5 ( 4 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 2 ( 2 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 2 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 2 con; 0-2 aty)
% Number of variables : 2 ( 2 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f4,axiom,
add(c,d) = d,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',absorbtion) ).
fof(f5,plain,
d = add(c,d),
inference(reorient_equations,[],[f4]) ).
fof(f6,negated_conjecture,
! [X0,X1] : negate(add(X0,X1)) != negate(X1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_absorption_within_negation) ).
fof(f7,plain,
negate(d) != negate(d),
inference(superposition,[],[f6,f5]) ).
fof(f8,plain,
$false,
inference(trivial_inequality_removal,[],[f7]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : ROB030-1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.15/0.39 % Computer : n020.cluster.edu
% 0.15/0.39 % Model : x86_64 x86_64
% 0.15/0.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.39 % Memory : 8046.5625MB
% 0.15/0.39 % OS : Linux 6.8.0-71-generic
% 0.15/0.39 % CPULimit : 300
% 0.15/0.39 % WCLimit : 300
% 0.15/0.39 % DateTime : Sun Sep 27 23:28:49 UTC 2026
% 0.15/0.39 % CPUTime :
% 0.15/0.39 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.15/0.43 Running first-order model finding
% 0.15/0.43 Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.50 % (3880506)Will run a generic schedule for satisfiability detection.
% 0.20/0.50 % (3880511)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=3690231176_2999 on theBenchmark for (2999ds/0Mi)
% 0.20/0.50 % TRYING [1]
% 0.20/0.50 % TRYING [2]
% 0.20/0.50 % TRYING [3]
% 0.20/0.50 % TRYING [4]
% 0.20/0.50 % (3880512)% WARNING: option uhcvi not known.
% 0.20/0.50 % TRYING [5]
% 0.20/0.50 % (3880512)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=3928281645:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.20/0.50 % (3880512) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-3880506-3880512"...
% 0.20/0.50 % (3880512)...printing done.
% 0.20/0.50 % (3880512)Refutation found. Thanks to Tanya!
% 0.20/0.50 % SZS status Unsatisfiable for theBenchmark
% 0.20/0.50 % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.50 % (3880512)------------------------------
% 0.20/0.50 % (3880512)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.20/0.50 % (3880512)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.20/0.50 % (3880512)CaDiCaL version: 2.1.3
% 0.20/0.50 % (3880512)Termination reason: Refutation
% 0.20/0.50 % (3880512)Time elapsed: 0.002 s
% 0.20/0.50 % (3880512)Peak memory usage: 11 MB
% 0.20/0.50 % (3880506)Success in time 0.064 s
% 0.20/0.50 % Vampire exiting
%------------------------------------------------------------------------------