TSTP Solution File: GRP510-1 by Vampire---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : GRP510-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s

% Computer : n020.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 : Sun May  5 05:48:56 EDT 2024

% Result   : Unsatisfiable 0.63s 0.74s
% Output   : Refutation 0.63s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   17
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   35 (  35 unt;   0 def)
%            Number of atoms       :   35 (  31 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   4 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   88 (  88   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f408,plain,
    $false,
    inference(subsumption_resolution,[],[f407,f4]) ).

fof(f4,plain,
    sP0(a2),
    inference(inequality_splitting,[],[f2,f3]) ).

fof(f3,plain,
    ~ sP0(multiply(multiply(inverse(b2),b2),a2)),
    introduced(inequality_splitting_name_introduction,[new_symbols(naming,[sP0])]) ).

fof(f2,axiom,
    a2 != multiply(multiply(inverse(b2),b2),a2),
    file('/export/starexec/sandbox/tmp/tmp.5WG1qtTY6I/Vampire---4.8_1468',prove_these_axioms_2) ).

fof(f407,plain,
    ~ sP0(a2),
    inference(backward_demodulation,[],[f3,f383]) ).

fof(f383,plain,
    ! [X0,X1] : multiply(multiply(inverse(X0),X0),X1) = X1,
    inference(superposition,[],[f326,f262]) ).

fof(f262,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(superposition,[],[f41,f135]) ).

fof(f135,plain,
    ! [X3,X0] : inverse(X0) = multiply(X3,inverse(multiply(X0,X3))),
    inference(forward_demodulation,[],[f134,f64]) ).

fof(f64,plain,
    ! [X2,X0,X1] : inverse(multiply(X0,X2)) = multiply(X1,inverse(multiply(multiply(X0,X1),X2))),
    inference(superposition,[],[f24,f1]) ).

fof(f1,axiom,
    ! [X2,X0,X1] : multiply(multiply(multiply(X0,X1),X2),inverse(multiply(X0,X2))) = X1,
    file('/export/starexec/sandbox/tmp/tmp.5WG1qtTY6I/Vampire---4.8_1468',single_axiom) ).

fof(f24,plain,
    ! [X2,X0,X1] : inverse(multiply(X0,X2)) = multiply(multiply(X1,inverse(multiply(X0,X2))),inverse(X1)),
    inference(superposition,[],[f5,f1]) ).

fof(f5,plain,
    ! [X2,X3,X0,X1] : inverse(multiply(X0,X2)) = multiply(multiply(X1,X3),inverse(multiply(multiply(multiply(X0,X1),X2),X3))),
    inference(superposition,[],[f1,f1]) ).

fof(f134,plain,
    ! [X2,X3,X0,X1] : inverse(X0) = multiply(X3,multiply(inverse(multiply(X1,X2)),inverse(multiply(multiply(X0,inverse(multiply(X1,X2))),X3)))),
    inference(forward_demodulation,[],[f79,f102]) ).

fof(f102,plain,
    ! [X3,X1] : multiply(X1,inverse(X3)) = inverse(multiply(X3,inverse(X1))),
    inference(backward_demodulation,[],[f98,f86]) ).

fof(f86,plain,
    ! [X2,X1] : inverse(multiply(X1,inverse(multiply(X1,X2)))) = X2,
    inference(backward_demodulation,[],[f27,f64]) ).

fof(f27,plain,
    ! [X2,X0,X1] : inverse(multiply(X1,multiply(X0,inverse(multiply(multiply(X1,X0),X2))))) = X2,
    inference(superposition,[],[f5,f6]) ).

fof(f6,plain,
    ! [X2,X0,X1] : multiply(X1,inverse(multiply(multiply(X0,X1),inverse(multiply(X0,X2))))) = X2,
    inference(superposition,[],[f1,f1]) ).

fof(f98,plain,
    ! [X3,X0,X1] : inverse(multiply(X0,inverse(multiply(X0,multiply(X1,inverse(X3)))))) = inverse(multiply(X3,inverse(X1))),
    inference(backward_demodulation,[],[f45,f92]) ).

fof(f92,plain,
    ! [X2,X3,X0] : multiply(multiply(X2,X3),inverse(multiply(X0,X3))) = inverse(multiply(X0,inverse(X2))),
    inference(backward_demodulation,[],[f14,f83]) ).

fof(f83,plain,
    ! [X2,X0,X1] : inverse(multiply(multiply(X1,X0),inverse(multiply(X1,X2)))) = inverse(multiply(X0,inverse(X2))),
    inference(backward_demodulation,[],[f11,f64]) ).

fof(f11,plain,
    ! [X2,X3,X0,X1] : inverse(multiply(multiply(X1,X0),inverse(multiply(X1,X2)))) = multiply(X3,inverse(multiply(multiply(X0,X3),inverse(X2)))),
    inference(superposition,[],[f6,f6]) ).

fof(f14,plain,
    ! [X2,X3,X0,X1] : inverse(multiply(multiply(X1,X0),inverse(multiply(X1,X2)))) = multiply(multiply(X2,X3),inverse(multiply(X0,X3))),
    inference(superposition,[],[f1,f6]) ).

fof(f45,plain,
    ! [X3,X0,X1,X4] : multiply(multiply(X1,X4),inverse(multiply(X3,X4))) = inverse(multiply(X0,inverse(multiply(X0,multiply(X1,inverse(X3)))))),
    inference(backward_demodulation,[],[f23,f39]) ).

fof(f39,plain,
    ! [X2,X3,X0,X1] : inverse(multiply(multiply(X2,multiply(X0,X1)),inverse(multiply(X2,X3)))) = inverse(multiply(X0,multiply(X1,inverse(X3)))),
    inference(superposition,[],[f27,f6]) ).

fof(f23,plain,
    ! [X2,X3,X0,X1,X4] : inverse(multiply(X0,inverse(multiply(multiply(X2,multiply(X0,X1)),inverse(multiply(X2,X3)))))) = multiply(multiply(X1,X4),inverse(multiply(X3,X4))),
    inference(superposition,[],[f5,f6]) ).

fof(f79,plain,
    ! [X2,X3,X0,X1] : inverse(X0) = multiply(X3,inverse(multiply(multiply(multiply(X0,inverse(multiply(X1,X2))),X3),inverse(inverse(multiply(X1,X2)))))),
    inference(superposition,[],[f6,f24]) ).

fof(f41,plain,
    ! [X2,X0,X1] : inverse(multiply(multiply(X2,X0),inverse(multiply(X2,multiply(X0,X1))))) = X1,
    inference(superposition,[],[f27,f5]) ).

fof(f326,plain,
    ! [X0,X1] : multiply(multiply(X0,inverse(X0)),X1) = X1,
    inference(forward_demodulation,[],[f316,f102]) ).

fof(f316,plain,
    ! [X0,X1] : multiply(inverse(multiply(X0,inverse(X0))),X1) = X1,
    inference(superposition,[],[f302,f175]) ).

fof(f175,plain,
    ! [X0,X1] : multiply(X1,multiply(X0,inverse(X0))) = X1,
    inference(forward_demodulation,[],[f165,f102]) ).

fof(f165,plain,
    ! [X0,X1] : multiply(X1,inverse(multiply(X0,inverse(X0)))) = X1,
    inference(superposition,[],[f1,f62]) ).

fof(f62,plain,
    ! [X2,X3] : multiply(multiply(X3,X2),inverse(X3)) = X2,
    inference(superposition,[],[f24,f27]) ).

fof(f302,plain,
    ! [X2,X3] : multiply(multiply(inverse(X2),X3),X2) = X3,
    inference(backward_demodulation,[],[f163,f296]) ).

fof(f296,plain,
    ! [X2,X0,X1] : inverse(X2) = multiply(multiply(X0,X1),inverse(multiply(X0,multiply(X1,X2)))),
    inference(superposition,[],[f262,f41]) ).

fof(f163,plain,
    ! [X2,X3,X0,X1] : multiply(multiply(multiply(multiply(X0,X1),inverse(multiply(X0,multiply(X1,X2)))),X3),X2) = X3,
    inference(superposition,[],[f62,f41]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : GRP510-1 : TPTP v8.1.2. Released v2.6.0.
% 0.07/0.14  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s
% 0.14/0.34  % Computer : n020.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   : Fri May  3 20:40:38 EDT 2024
% 0.14/0.34  % CPUTime    : 
% 0.14/0.34  This is a CNF_UNS_RFO_PEQ_UEQ problem
% 0.14/0.35  Running vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t 300 /export/starexec/sandbox/tmp/tmp.5WG1qtTY6I/Vampire---4.8_1468
% 0.53/0.72  % (1585)lrs-21_1:1_to=lpo:sil=2000:sp=frequency:sos=on:lma=on:i=56:sd=2:ss=axioms:ep=R_0 on Vampire---4 for (2996ds/56Mi)
% 0.53/0.72  % (1585)Refutation not found, incomplete strategy% (1585)------------------------------
% 0.53/0.72  % (1585)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.72  % (1585)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.72  
% 0.53/0.72  % (1585)Memory used [KB]: 947
% 0.53/0.72  % (1585)Time elapsed: 0.001 s
% 0.53/0.72  % (1585)Instructions burned: 2 (million)
% 0.53/0.72  % (1585)------------------------------
% 0.53/0.72  % (1585)------------------------------
% 0.53/0.72  % (1578)dis-1011_2:1_sil=2000:lsd=20:nwc=5.0:flr=on:mep=off:st=3.0:i=34:sd=1:ep=RS:ss=axioms_0 on Vampire---4 for (2996ds/34Mi)
% 0.53/0.72  % (1580)lrs+1011_1:1_sil=8000:sp=occurrence:nwc=10.0:i=78:ss=axioms:sgt=8_0 on Vampire---4 for (2996ds/78Mi)
% 0.53/0.72  % (1582)lrs+2_1:1_sil=16000:fde=none:sos=all:nwc=5.0:i=34:ep=RS:s2pl=on:lma=on:afp=100000_0 on Vampire---4 for (2996ds/34Mi)
% 0.53/0.72  % (1579)lrs+1011_461:32768_sil=16000:irw=on:sp=frequency:lsd=20:fd=preordered:nwc=10.0:s2agt=32:alpa=false:cond=fast:s2a=on:i=51:s2at=3.0:awrs=decay:awrsf=691:bd=off:nm=20:fsr=off:amm=sco:uhcvi=on:rawr=on_0 on Vampire---4 for (2996ds/51Mi)
% 0.53/0.72  % (1583)lrs+1002_1:16_to=lpo:sil=32000:sp=unary_frequency:sos=on:i=45:bd=off:ss=axioms_0 on Vampire---4 for (2996ds/45Mi)
% 0.53/0.72  % (1581)ott+1011_1:1_sil=2000:urr=on:i=33:sd=1:kws=inv_frequency:ss=axioms:sup=off_0 on Vampire---4 for (2996ds/33Mi)
% 0.53/0.72  % (1584)lrs+21_1:5_sil=2000:sos=on:urr=on:newcnf=on:slsq=on:i=83:slsql=off:bd=off:nm=2:ss=axioms:st=1.5:sp=const_min:gsp=on:rawr=on_0 on Vampire---4 for (2996ds/83Mi)
% 0.53/0.72  % (1578)Refutation not found, incomplete strategy% (1578)------------------------------
% 0.53/0.72  % (1578)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.72  % (1582)Refutation not found, incomplete strategy% (1582)------------------------------
% 0.53/0.72  % (1582)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.72  % (1582)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.72  
% 0.53/0.72  % (1582)Memory used [KB]: 961
% 0.53/0.72  % (1582)Time elapsed: 0.002 s
% 0.53/0.72  % (1582)Instructions burned: 2 (million)
% 0.53/0.73  % (1578)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.73  % (1583)Refutation not found, incomplete strategy% (1583)------------------------------
% 0.53/0.73  % (1583)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.73  % (1583)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.73  
% 0.53/0.73  % (1583)Memory used [KB]: 947
% 0.53/0.73  % (1583)Time elapsed: 0.002 s
% 0.53/0.73  % (1583)Instructions burned: 2 (million)
% 0.53/0.73  
% 0.53/0.73  % (1578)Memory used [KB]: 961
% 0.53/0.73  % (1578)Time elapsed: 0.002 s
% 0.53/0.73  % (1581)Refutation not found, incomplete strategy% (1581)------------------------------
% 0.53/0.73  % (1581)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.73  % (1581)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.73  
% 0.53/0.73  % (1581)Memory used [KB]: 948
% 0.53/0.73  % (1581)Time elapsed: 0.002 s
% 0.53/0.73  % (1581)Instructions burned: 2 (million)
% 0.53/0.73  % (1578)Instructions burned: 2 (million)
% 0.53/0.73  % (1584)Refutation not found, incomplete strategy% (1584)------------------------------
% 0.53/0.73  % (1584)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.73  % (1582)------------------------------
% 0.53/0.73  % (1582)------------------------------
% 0.53/0.73  % (1584)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.73  
% 0.53/0.73  % (1584)Memory used [KB]: 948
% 0.53/0.73  % (1584)Time elapsed: 0.002 s
% 0.53/0.73  % (1583)------------------------------
% 0.53/0.73  % (1583)------------------------------
% 0.53/0.73  % (1584)Instructions burned: 2 (million)
% 0.53/0.73  % (1581)------------------------------
% 0.53/0.73  % (1581)------------------------------
% 0.53/0.73  % (1578)------------------------------
% 0.53/0.73  % (1578)------------------------------
% 0.53/0.73  % (1584)------------------------------
% 0.53/0.73  % (1584)------------------------------
% 0.53/0.73  % (1586)lrs+21_1:16_sil=2000:sp=occurrence:urr=on:flr=on:i=55:sd=1:nm=0:ins=3:ss=included:rawr=on:br=off_0 on Vampire---4 for (2996ds/55Mi)
% 0.53/0.73  % (1587)dis+3_25:4_sil=16000:sos=all:erd=off:i=50:s2at=4.0:bd=off:nm=60:sup=off:cond=on:av=off:ins=2:nwc=10.0:etr=on:to=lpo:s2agt=20:fd=off:bsr=unit_only:slsq=on:slsqr=28,19:awrs=converge:awrsf=500:tgt=ground:bs=unit_only_0 on Vampire---4 for (2996ds/50Mi)
% 0.53/0.73  % (1588)lrs+1010_1:2_sil=4000:tgt=ground:nwc=10.0:st=2.0:i=208:sd=1:bd=off:ss=axioms_0 on Vampire---4 for (2996ds/208Mi)
% 0.53/0.73  % (1589)lrs-1011_1:1_sil=4000:plsq=on:plsqr=32,1:sp=frequency:plsql=on:nwc=10.0:i=52:aac=none:afr=on:ss=axioms:er=filter:sgt=16:rawr=on:etr=on:lma=on_0 on Vampire---4 for (2996ds/52Mi)
% 0.53/0.73  % (1590)lrs-1010_1:1_to=lpo:sil=2000:sp=reverse_arity:sos=on:urr=ec_only:i=518:sd=2:bd=off:ss=axioms:sgt=16_0 on Vampire---4 for (2996ds/518Mi)
% 0.53/0.73  % (1591)lrs+1011_87677:1048576_sil=8000:sos=on:spb=non_intro:nwc=10.0:kmz=on:i=42:ep=RS:nm=0:ins=1:uhcvi=on:rawr=on:fde=unused:afp=2000:afq=1.444:plsq=on:nicw=on_0 on Vampire---4 for (2996ds/42Mi)
% 0.53/0.73  % (1587)Refutation not found, incomplete strategy% (1587)------------------------------
% 0.53/0.73  % (1587)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.73  % (1587)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.73  
% 0.53/0.73  % (1587)Memory used [KB]: 946
% 0.53/0.73  % (1587)Time elapsed: 0.002 s
% 0.53/0.73  % (1587)Instructions burned: 2 (million)
% 0.53/0.73  % (1590)Refutation not found, incomplete strategy% (1590)------------------------------
% 0.53/0.73  % (1590)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.73  % (1590)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.73  
% 0.53/0.73  % (1590)Memory used [KB]: 947
% 0.53/0.73  % (1590)Time elapsed: 0.003 s
% 0.53/0.73  % (1590)Instructions burned: 2 (million)
% 0.53/0.73  % (1587)------------------------------
% 0.53/0.73  % (1587)------------------------------
% 0.53/0.73  % (1591)Refutation not found, incomplete strategy% (1591)------------------------------
% 0.53/0.73  % (1591)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.73  % (1591)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.73  
% 0.53/0.73  % (1591)Memory used [KB]: 945
% 0.53/0.73  % (1591)Time elapsed: 0.002 s
% 0.53/0.73  % (1591)Instructions burned: 2 (million)
% 0.53/0.73  % (1590)------------------------------
% 0.53/0.73  % (1590)------------------------------
% 0.53/0.73  % (1591)------------------------------
% 0.53/0.73  % (1591)------------------------------
% 0.53/0.73  % (1592)dis+1011_1258907:1048576_bsr=unit_only:to=lpo:drc=off:sil=2000:tgt=full:fde=none:sp=frequency:spb=goal:rnwc=on:nwc=6.70083:sac=on:newcnf=on:st=2:i=243:bs=unit_only:sd=3:afp=300:awrs=decay:awrsf=218:nm=16:ins=3:afq=3.76821:afr=on:ss=axioms:sgt=5:rawr=on:add=off:bsd=on_0 on Vampire---4 for (2996ds/243Mi)
% 0.53/0.74  % (1593)lrs+1011_2:9_sil=2000:lsd=10:newcnf=on:i=117:sd=2:awrs=decay:ss=included:amm=off:ep=R_0 on Vampire---4 for (2996ds/117Mi)
% 0.53/0.74  % (1594)dis+1011_11:1_sil=2000:avsq=on:i=143:avsqr=1,16:ep=RS:rawr=on:aac=none:lsd=100:mep=off:fde=none:newcnf=on:bsr=unit_only_0 on Vampire---4 for (2996ds/143Mi)
% 0.53/0.74  % (1593)Refutation not found, incomplete strategy% (1593)------------------------------
% 0.53/0.74  % (1593)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.74  % (1593)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.74  
% 0.53/0.74  % (1593)Memory used [KB]: 947
% 0.53/0.74  % (1593)Time elapsed: 0.003 s
% 0.53/0.74  % (1593)Instructions burned: 2 (million)
% 0.53/0.74  % (1593)------------------------------
% 0.53/0.74  % (1593)------------------------------
% 0.53/0.74  % (1594)Refutation not found, incomplete strategy% (1594)------------------------------
% 0.53/0.74  % (1594)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.74  % (1594)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.74  
% 0.53/0.74  % (1594)Memory used [KB]: 962
% 0.53/0.74  % (1594)Time elapsed: 0.003 s
% 0.53/0.74  % (1594)Instructions burned: 2 (million)
% 0.53/0.74  % (1594)------------------------------
% 0.53/0.74  % (1594)------------------------------
% 0.53/0.74  % (1595)lrs+1011_1:2_to=lpo:sil=8000:plsqc=1:plsq=on:plsqr=326,59:sp=weighted_frequency:plsql=on:nwc=10.0:newcnf=on:i=93:awrs=converge:awrsf=200:bd=off:ins=1:rawr=on:alpa=false:avsq=on:avsqr=1,16_0 on Vampire---4 for (2996ds/93Mi)
% 0.53/0.74  % (1596)lrs+1666_1:1_sil=4000:sp=occurrence:sos=on:urr=on:newcnf=on:i=62:amm=off:ep=R:erd=off:nm=0:plsq=on:plsqr=14,1_0 on Vampire---4 for (2996ds/62Mi)
% 0.53/0.74  % (1596)Refutation not found, incomplete strategy% (1596)------------------------------
% 0.53/0.74  % (1596)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.53/0.74  % (1596)Termination reason: Refutation not found, incomplete strategy
% 0.53/0.74  
% 0.53/0.74  % (1596)Memory used [KB]: 947
% 0.53/0.74  % (1596)Time elapsed: 0.003 s
% 0.53/0.74  % (1596)Instructions burned: 2 (million)
% 0.53/0.74  % (1596)------------------------------
% 0.53/0.74  % (1596)------------------------------
% 0.53/0.74  % (1586)First to succeed.
% 0.53/0.74  % (1586)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-1577"
% 0.63/0.74  % (1586)Refutation found. Thanks to Tanya!
% 0.63/0.74  % SZS status Unsatisfiable for Vampire---4
% 0.63/0.74  % SZS output start Proof for Vampire---4
% See solution above
% 0.63/0.75  % (1586)------------------------------
% 0.63/0.75  % (1586)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.63/0.75  % (1586)Termination reason: Refutation
% 0.63/0.75  
% 0.63/0.75  % (1586)Memory used [KB]: 1352
% 0.63/0.75  % (1586)Time elapsed: 0.019 s
% 0.63/0.75  % (1586)Instructions burned: 53 (million)
% 0.63/0.75  % (1577)Success in time 0.387 s
% 0.63/0.75  % Vampire---4.8 exiting
%------------------------------------------------------------------------------