%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : MSC002-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% Computer : n026.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 12:05:43 PM UTC 2026
% Result : Unsatisfiable 0.18s 0.47s
% Output : Refutation 0.18s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 10
% Syntax : Number of formulae : 21 ( 6 unt; 0 def)
% Number of atoms : 45 ( 0 equ)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 51 ( 27 ~; 24 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 10 ( 6 avg)
% Maximal term depth : 5 ( 1 avg)
% Number of predicates : 7 ( 6 usr; 1 prp; 0-3 aty)
% Number of functors : 7 ( 7 usr; 4 con; 0-2 aty)
% Number of variables : 54 ( 54 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
at(something,here,now),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',something_is_here_now) ).
fof(f4,axiom,
! [X0,X1] : ~ held(X0,let_go(X1)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cant_hold_and_let_go) ).
fof(f5,axiom,
! [X0,X1] :
( ~ at(X0,here,X1)
| red(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',everything_is_red) ).
fof(f6,axiom,
! [X2,X0,X1] :
( at(X0,X1,let_go(X2))
| ~ at(X0,X1,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',situation_let_go) ).
fof(f7,axiom,
! [X2,X0,X1] :
( at(X0,X1,pick_up(X2))
| ~ at(X0,X1,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',situation_pick_up) ).
fof(f8,axiom,
! [X2,X0,X1] :
( grabbed(X0,pick_up(go(X1,let_go(X2))))
| ~ at(X0,X1,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',can_grab_if_previously_let_go) ).
fof(f9,axiom,
! [X0,X1] :
( ~ red(X0)
| ~ put(X0,there,X1)
| answer(X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',answer_if_red_and_put_there) ).
fof(f10,axiom,
! [X2,X3,X0,X1] :
( ~ at(X0,X1,X2)
| ~ grabbed(X0,X2)
| put(X0,X3,go(X3,X2)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',can_put_somewhere_if_grab_and_go_there) ).
fof(f11,axiom,
! [X2,X3,X0,X1] :
( at(X0,X2,go(X3,X1))
| ~ at(X0,X2,X1)
| held(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',thing_either_held_or_went_there) ).
fof(f14,negated_conjecture,
! [X0] : ~ answer(X0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_there_is_an_answer_situation) ).
fof(f15,plain,
red(something),
inference(resolution,[],[f5,f1]) ).
fof(f17,plain,
! [X0,X1] :
( ~ put(X0,there,X1)
| ~ red(X0) ),
inference(forward_subsumption_resolution,[],[f9,f14]) ).
fof(f36,plain,
! [X2,X3,X0,X1] :
( ~ grabbed(X0,pick_up(X1))
| put(X0,X2,go(X2,pick_up(X1)))
| ~ at(X0,X3,X1) ),
inference(resolution,[],[f10,f7]) ).
fof(f56,plain,
! [X2,X3,X0,X1,X4] :
( ~ at(X0,X4,go(X2,let_go(X3)))
| put(X0,X1,go(X1,pick_up(go(X2,let_go(X3)))))
| ~ at(X0,X2,X3) ),
inference(resolution,[],[f36,f8]) ).
fof(f62,plain,
! [X2,X3,X0,X1,X4] :
( put(X0,X1,go(X1,pick_up(go(X2,let_go(X3)))))
| ~ at(X0,X2,X3)
| ~ at(X0,X4,let_go(X3))
| held(X0,let_go(X3)) ),
inference(resolution,[],[f56,f11]) ).
fof(f63,plain,
! [X2,X3,X0,X1,X4] :
( ~ at(X0,X4,let_go(X3))
| ~ at(X0,X2,X3)
| put(X0,X1,go(X1,pick_up(go(X2,let_go(X3))))) ),
inference(forward_subsumption_resolution,[],[f62,f4]) ).
fof(f66,plain,
! [X2,X3,X0,X1,X4] :
( ~ at(X0,X4,X2)
| put(X0,X3,go(X3,pick_up(go(X1,let_go(X2)))))
| ~ at(X0,X1,X2) ),
inference(resolution,[],[f63,f6]) ).
fof(f71,plain,
! [X0,X1] :
( put(something,X0,go(X0,pick_up(go(X1,let_go(now)))))
| ~ at(something,X1,now) ),
inference(resolution,[],[f66,f1]) ).
fof(f75,plain,
! [X0] :
( ~ at(something,X0,now)
| ~ red(something) ),
inference(resolution,[],[f71,f17]) ).
fof(f76,plain,
! [X0] : ~ at(something,X0,now),
inference(forward_subsumption_resolution,[],[f75,f15]) ).
fof(f77,plain,
$false,
inference(resolution,[],[f76,f1]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : MSC002-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.12/0.39 % Computer : n026.cluster.edu
% 0.12/0.39 % Model : x86_64 x86_64
% 0.12/0.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.39 % Memory : 8046.5625MB
% 0.12/0.39 % OS : Linux 6.8.0-71-generic
% 0.12/0.39 % CPULimit : 300
% 0.12/0.39 % WCLimit : 300
% 0.12/0.39 % DateTime : Sun Sep 27 17:42:41 UTC 2026
% 0.12/0.39 % CPUTime :
% 0.12/0.39 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.12/0.42 Running first-order model finding
% 0.12/0.42 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
% 0.18/0.47 % (3090798)Will run a generic schedule for satisfiability detection.
% 0.18/0.47 % (3090815)dis+10_1_sil=32000:sp=arity:random_seed=3315056372:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 0.18/0.47 % (3090815) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-3090798-3090815"...
% 0.18/0.47 % (3090815)...printing done.
% 0.18/0.47 % (3090815)Refutation found. Thanks to Tanya!
% 0.18/0.47 % SZS status Unsatisfiable for theBenchmark
% 0.18/0.47 % SZS output start Proof for theBenchmark
% See solution above
% 0.18/0.47 % (3090815)------------------------------
% 0.18/0.47 % (3090815)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.18/0.47 % (3090815)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.18/0.47 % (3090815)CaDiCaL version: 2.1.3
% 0.18/0.47 % (3090815)Termination reason: Refutation
% 0.18/0.47 % (3090815)Time elapsed: 0.002 s
% 0.18/0.47 % (3090815)Peak memory usage: 11 MB
% 0.18/0.47 % (3090815)Instructions burned: 3 (million)
% 0.18/0.47 % (3090798)Success in time 0.032 s
% 0.18/0.47 % Vampire exiting
%------------------------------------------------------------------------------