%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : PLA006-1 : TPTP v9.3.1. Released v1.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n001.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 12:27:41 PM UTC 2026
% Result : Unsatisfiable 0.17s 1.50s
% Output : Refutation 0.17s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 7
% Syntax : Number of formulae : 13 ( 8 unt; 0 def)
% Number of atoms : 22 ( 0 equ)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 24 ( 15 ~; 9 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 10 ( 10 usr; 4 con; 0-2 aty)
% Number of variables : 11 ( 11 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f2,axiom,
! [X0,X1] :
( holds(holding(X0),do(pickup(X0),X1))
| ~ holds(empty,X1)
| ~ holds(clear(X0),X1)
| ~ differ(X0,table) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',pickup_1) ).
fof(f7,axiom,
! [X2,X0,X1] :
( holds(on(X0,X1),do(putdown(X0,X1),X2))
| ~ holds(holding(X0),X2)
| ~ holds(clear(X1),X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',putdown_2) ).
fof(f20,axiom,
differ(c,table),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',differ_c_table) ).
fof(f28,axiom,
holds(clear(c),s0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',initial_state7) ).
fof(f29,axiom,
holds(empty,s0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',initial_state8) ).
fof(f30,axiom,
! [X0] : holds(clear(table),X0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clear_table) ).
fof(f31,negated_conjecture,
! [X0] : ~ holds(on(c,table),X0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_CTable) ).
fof(f34,plain,
! [X0] :
( ~ holds(holding(c),X0)
| ~ holds(clear(table),X0) ),
inference(resolution,[],[f7,f31]) ).
fof(f35,plain,
! [X0] : ~ holds(holding(c),X0),
inference(forward_subsumption_resolution,[],[f34,f30]) ).
fof(f36,plain,
! [X0] :
( ~ holds(empty,X0)
| ~ holds(clear(c),X0)
| ~ differ(c,table) ),
inference(resolution,[],[f35,f2]) ).
fof(f37,plain,
! [X0] :
( ~ holds(empty,X0)
| ~ holds(clear(c),X0) ),
inference(forward_subsumption_resolution,[],[f36,f20]) ).
fof(f39,plain,
~ holds(clear(c),s0),
inference(resolution,[],[f37,f29]) ).
fof(f40,plain,
$false,
inference(forward_subsumption_resolution,[],[f39,f28]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : PLA006-1 : TPTP v9.3.1. Released v1.1.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.11/0.37 % Computer : n001.cluster.edu
% 0.11/0.37 % Model : x86_64 x86_64
% 0.11/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.37 % Memory : 8046.5625MB
% 0.11/0.37 % OS : Linux 6.8.0-71-generic
% 0.11/0.37 % CPULimit : 300
% 0.11/0.37 % WCLimit : 300
% 0.11/0.37 % DateTime : Sun Sep 27 22:15:16 UTC 2026
% 0.11/0.38 % CPUTime :
% 0.11/0.38 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.11/0.41 Running first-order theorem proving
% 0.11/0.41 Running: /export/starexec/sandbox/solver/bin/vampire --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.17/1.50 % (4013567)Input is clausal, will run a generic CNF schedule.
% 0.17/1.50 % (4013576)dis-1002_1_to=lpo:sil=16000:fd=off:random_seed=1152948711:st=1.5:i=114:aac=none:ins=7:ss=axioms:fsd=on_2999 on theBenchmark for (2999ds/114Mi)
% 0.17/1.50 % (4013576)Refutation not found, incomplete strategy
% 0.17/1.50 % (4013576)------------------------------
% 0.17/1.50 % (4013576)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.17/1.50 % (4013576)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.17/1.50 % (4013576)CaDiCaL version: 2.1.3
% 0.17/1.50 % (4013576)Termination reason: Refutation not found, incomplete strategy
% 0.17/1.50 % (4013576)Time elapsed: 0.001 s
% 0.17/1.50 % (4013576)Peak memory usage: 87 MB
% 0.17/1.50 % (4013573)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:urr=on:br=off:random_seed=4086519614:i=132376:av=off_2999 on theBenchmark for (2999ds/132376Mi)
% 0.17/1.50 % (4013577)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=3645556065:s2a=on:i=180:gtg=position_2999 on theBenchmark for (2999ds/180Mi)
% 0.17/1.50 % (4013578)dis-21_1_sil=8000:lcm=predicate:random_seed=1431833255:st=5:avsq=on:i=117:avsqr=1,16:sd=3:aac=none:ep=RS:fsr=off:ss=included_2999 on theBenchmark for (2999ds/117Mi)
% 0.17/1.50 % (4013574)lrs+1002_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=ground:npcc=on:sp=reverse_frequency:spb=intro:random_seed=1723203119:i=137899:s2at=10:gtgl=3:kws=precedence:add=on:bd=preordered:gtg=position_2999 on theBenchmark for (2999ds/137899Mi)
% 0.17/1.50 % (4013572)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=full:npcc=on:drc=off:sp=weighted_frequency:spb=goal:fd=preordered:foolp=on:random_seed=266826303:i=140167_2999 on theBenchmark for (2999ds/140167Mi)
% 0.17/1.50 % (4013575)lrs+10_1_sil=8000:sp=occurrence:random_seed=1374689142:i=107:sd=3:ss=axioms:sgt=8_2999 on theBenchmark for (2999ds/107Mi)
% 0.17/1.50 % (4013575)Refutation not found, incomplete strategy
% 0.17/1.50 % (4013575)------------------------------
% 0.17/1.50 % (4013575)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.17/1.50 % (4013575)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.17/1.50 % (4013575)CaDiCaL version: 2.1.3
% 0.17/1.50 % (4013575)Termination reason: Refutation not found, incomplete strategy
% 0.17/1.50 % (4013575)Time elapsed: 0.001 s
% 0.17/1.50 % (4013575)Peak memory usage: 87 MB
% 0.17/1.50 % (4013575)Instructions burned: 1 (million)
% 0.17/1.50 % (4013577)First to succeed.
% 0.17/1.50 % (4013577)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-4013567"
% 0.17/1.50 % (4013578)Also succeeded, but the first one will report.
% 0.17/1.50 % (4013576)------------------------------
% 0.17/1.50 % (4013576)------------------------------
% 0.17/1.50 % (4013575)------------------------------
% 0.17/1.50 % (4013575)------------------------------
% 0.17/1.50 % (4013586)dis+1010_3_sil=8000:plsq=on:drc=off:fde=none:plsqc=1:bsd=on:plsqr=7,2:sos=on:spb=goal_then_units:random_seed=3034204137:i=143:sd=2:aac=none:ss=axioms:sgt=16_2997 on theBenchmark for (2997ds/143Mi)
% 0.17/1.50 % (4013586)Also succeeded, but the first one will report.
% 0.17/1.50 % (4013577)Refutation found. Thanks to Tanya!
% 0.17/1.50 % SZS status Unsatisfiable for theBenchmark
% 0.17/1.50 % SZS output start Proof for theBenchmark
% See solution above
% 0.17/1.50 % (4013577)------------------------------
% 0.17/1.50 % (4013577)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.17/1.50 % (4013577)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.17/1.50 % (4013577)CaDiCaL version: 2.1.3
% 0.17/1.50 % (4013577)Termination reason: Refutation
% 0.17/1.50 % (4013577)Time elapsed: 0.002 s
% 0.17/1.50 % (4013577)Peak memory usage: 88 MB
% 0.17/1.50 % (4013577)Instructions burned: 2 (million)
% 0.17/1.50 % (4013577)------------------------------
% 0.17/1.50 % (4013577)------------------------------
% 0.17/1.50 % (4013567)Success in time 0.435 s
% 0.17/1.50 % Vampire exiting
%------------------------------------------------------------------------------