%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SYO690-1.002 : TPTP v8.1.0. Released v7.3.0.
% 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 : n005.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 19:52:02 EDT 2022

% Result   : Satisfiable 0.15s 0.49s
% Output   : Saturation 0.15s
% Verified : 
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)

% Comments : 
%------------------------------------------------------------------------------
cnf(constructor_f1,axiom,
    ( eq(f(X4,X6),f(X5,X7))
    | ~ eq(X6,X7)
    | ~ eq(X4,X5) ) ).

cnf(constructor_a,axiom,
    eq(a,a) ).

cnf(constructor_af_001,axiom,
    ~ eq(a,f(X2,X1)) ).

cnf(constructor_f2,axiom,
    ( ~ eq(f(X4,X6),f(X5,X7))
    | eq(X4,X5) ) ).

cnf(constructor_f3,axiom,
    ( ~ eq(f(X4,X6),f(X5,X7))
    | eq(X6,X7) ) ).

cnf(constructor_af,axiom,
    ~ eq(f(X2,X1),a) ).

cnf(u16,axiom,
    step(f(f(f(f(X0,a),a),X1),f(X2,a)),f(f(X2,f(f(f(X1,a),a),a)),X0)) ).

cnf(rewrite_right,axiom,
    ( step(f(X2,X1),f(X2,X0))
    | ~ step(X1,X0) ) ).

cnf(rewrite_left,axiom,
    ( step(f(X2,X0),f(X1,X0))
    | ~ step(X2,X1) ) ).

cnf(rewrite_sequence_succ,axiom,
    ( seq(succ(X3),X2,X0)
    | ~ seq(X3,X2,X1)
    | ~ step(X1,X0) ) ).

cnf(rewrite_sequence_zero,axiom,
    seq(zero,X2,X2) ).

cnf(prove,negated_conjecture,
    seq(succ(succ(succ(succ(succ(succ(succ(succ(zero)))))))),X2,X2) ).

cnf(rule_1,axiom,
    top(f(f(f(f(X0,a),a),X1),f(X2,a)),f(f(X2,f(f(f(X1,a),a),a)),X0)) ).

cnf(rewrite_top,axiom,
    ( ~ top(X2,X1)
    | step(X2,X1) ) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.10  % Problem    : SYO690-1.002 : TPTP v8.1.0. Released v7.3.0.
% 0.05/0.11  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.11/0.31  % Computer : n005.cluster.edu
% 0.11/0.31  % Model    : x86_64 x86_64
% 0.11/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.31  % Memory   : 8042.1875MB
% 0.11/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.31  % CPULimit   : 300
% 0.11/0.31  % WCLimit    : 300
% 0.11/0.31  % DateTime   : Tue Aug 30 23:11:48 EDT 2022
% 0.11/0.32  % CPUTime    : 
% 0.15/0.43  % (27695)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.15/0.44  % (27703)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.15/0.48  % (27702)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=498:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/498Mi)
% 0.15/0.48  % (27702)First to succeed.
% 0.15/0.48  % (27696)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.15/0.48  % (27687)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.15/0.48  % (27687)Instruction limit reached!
% 0.15/0.48  % (27687)------------------------------
% 0.15/0.48  % (27687)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.15/0.48  % (27687)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.15/0.48  % (27687)Termination reason: Unknown
% 0.15/0.48  % (27687)Termination phase: Saturation
% 0.15/0.48  
% 0.15/0.48  % (27687)Memory used [KB]: 5373
% 0.15/0.48  % (27687)Time elapsed: 0.107 s
% 0.15/0.48  % (27687)Instructions burned: 7 (million)
% 0.15/0.48  % (27687)------------------------------
% 0.15/0.48  % (27687)------------------------------
% 0.15/0.49  % (27688)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.15/0.49  % (27694)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.15/0.49  % (27688)Also succeeded, but the first one will report.
% 0.15/0.49  % SZS status Satisfiable for theBenchmark
% 0.15/0.49  % (27702)# SZS output start Saturation.
% See solution above
% 0.15/0.49  % (27702)------------------------------
% 0.15/0.49  % (27702)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.15/0.49  % (27702)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.15/0.49  % (27702)Termination reason: Satisfiable
% 0.15/0.49  
% 0.15/0.49  % (27702)Memory used [KB]: 895
% 0.15/0.49  % (27702)Time elapsed: 0.103 s
% 0.15/0.49  % (27702)Instructions burned: 2 (million)
% 0.15/0.49  % (27702)------------------------------
% 0.15/0.49  % (27702)------------------------------
% 0.15/0.49  % (27679)Success in time 0.167 s
%------------------------------------------------------------------------------