%------------------------------------------------------------------------------
% File : E---3.5.1
% Problem : SYO317^5 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% Computer : n019.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 : Wed Sep 30 08:42:45 AM UTC 2026
% Result : Theorem 0.08s 0.24s
% Output : CNFRefutation 0.08s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 1
% Syntax : Number of formulae : 15 ( 5 unt; 0 typ; 0 def)
% Number of atoms : 43 ( 0 equ; 0 cnn)
% Maximal formula atoms : 8 ( 2 avg)
% Number of connectives : 146 ( 17 ~; 12 |; 15 &; 94 @)
% ( 0 <=>; 8 =>; 0 <=; 0 <~>)
% Maximal formula depth : 18 ( 7 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 5 ( 5 >; 0 *; 0 +; 0 <<)
% Number of symbols : 6 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 38 ( 0 ^; 34 !; 4 ?; 38 :)
% Comments :
%------------------------------------------------------------------------------
thf(decl_23,type,
cP: $i > $o ).
thf(decl_24,type,
f: $i > $i ).
thf(decl_25,type,
cEQ: $i > $i > $o ).
thf(decl_26,type,
a: $i ).
thf(decl_27,type,
esk1_1: ( $i > $o ) > $i ).
thf(cTHM304,conjecture,
( ( ! [X1: $i] : ( cEQ @ X1 @ X1 )
& ! [X1: $i,X2: $i] :
( ( ( cEQ @ X1 @ X2 )
& ( cP @ X1 ) )
=> ( cP @ X2 ) )
& ( cP @ a )
& ! [X2: $i,X3: $i] :
( ( cEQ @ ( f @ X2 ) @ ( f @ X3 ) )
=> ( cEQ @ X2 @ X3 ) ) )
=> ? [X4: $i > $o] :
( ! [X1: $i] :
( ( X4 @ ( f @ X1 ) )
=> ( cP @ X1 ) )
& ? [X3: $i] : ( X4 @ X3 ) ) ),
file('/export/starexec/sandbox2/tmp/tmp.YzyUNLUeeg/E---3.1_1040740.p',cTHM304) ).
thf(c_0_1,negated_conjecture,
~ ( ( ! [X1: $i] : ( cEQ @ X1 @ X1 )
& ! [X1: $i,X2: $i] :
( ( ( cEQ @ X1 @ X2 )
& ( cP @ X1 ) )
=> ( cP @ X2 ) )
& ( cP @ a )
& ! [X2: $i,X3: $i] :
( ( cEQ @ ( f @ X2 ) @ ( f @ X3 ) )
=> ( cEQ @ X2 @ X3 ) ) )
=> ? [X4: $i > $o] :
( ! [X1: $i] :
( ( X4 @ ( f @ X1 ) )
=> ( cP @ X1 ) )
& ? [X3: $i] : ( X4 @ X3 ) ) ),
inference(assume_negation,[status(cth)],[cTHM304]) ).
thf(c_0_2,negated_conjecture,
! [X13: $i,X14: $i,X15: $i,X16: $i,X17: $i,X18: $i > $o,X20: $i] :
( ( cEQ @ X13 @ X13 )
& ( ~ ( cEQ @ X14 @ X15 )
| ~ ( cP @ X14 )
| ( cP @ X15 ) )
& ( cP @ a )
& ( ~ ( cEQ @ ( f @ X16 ) @ ( f @ X17 ) )
| ( cEQ @ X16 @ X17 ) )
& ( ( X18 @ ( f @ ( esk1_1 @ X18 ) ) )
| ~ ( X18 @ X20 ) )
& ( ~ ( cP @ ( esk1_1 @ X18 ) )
| ~ ( X18 @ X20 ) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_1])])])])])]) ).
thf(c_0_3,negated_conjecture,
! [X4: $i > $o,X1: $i] :
( ( X4 @ ( f @ ( esk1_1 @ X4 ) ) )
| ~ ( X4 @ X1 ) ),
inference(split_conjunct,[status(thm)],[c_0_2]) ).
thf(c_0_4,negated_conjecture,
! [X1: $i] : ( cEQ @ X1 @ X1 ),
inference(split_conjunct,[status(thm)],[c_0_2]) ).
thf(c_0_5,negated_conjecture,
! [X1: $i,X2: $i] :
( ( cEQ @ X1 @ X2 )
| ~ ( cEQ @ ( f @ X1 ) @ ( f @ X2 ) ) ),
inference(split_conjunct,[status(thm)],[c_0_2]) ).
thf(c_0_6,negated_conjecture,
! [X1: $i] : ( cEQ @ X1 @ ( f @ ( esk1_1 @ ( cEQ @ X1 ) ) ) ),
inference(spm,[status(thm)],[c_0_3,c_0_4]) ).
thf(c_0_7,negated_conjecture,
! [X2: $i,X1: $i] :
( ( cP @ X2 )
| ~ ( cEQ @ X1 @ X2 )
| ~ ( cP @ X1 ) ),
inference(split_conjunct,[status(thm)],[c_0_2]) ).
thf(c_0_8,negated_conjecture,
! [X1: $i] : ( cEQ @ X1 @ ( esk1_1 @ ( cEQ @ ( f @ X1 ) ) ) ),
inference(spm,[status(thm)],[c_0_5,c_0_6]) ).
thf(c_0_9,negated_conjecture,
! [X4: $i > $o,X1: $i] :
( ~ ( cP @ ( esk1_1 @ X4 ) )
| ~ ( X4 @ X1 ) ),
inference(split_conjunct,[status(thm)],[c_0_2]) ).
thf(c_0_10,negated_conjecture,
! [X1: $i] :
( ( cP @ ( esk1_1 @ ( cEQ @ ( f @ X1 ) ) ) )
| ~ ( cP @ X1 ) ),
inference(spm,[status(thm)],[c_0_7,c_0_8]) ).
thf(c_0_11,negated_conjecture,
! [X2: $i,X1: $i] :
( ~ ( cEQ @ ( f @ X1 ) @ X2 )
| ~ ( cP @ X1 ) ),
inference(spm,[status(thm)],[c_0_9,c_0_10]) ).
thf(c_0_12,negated_conjecture,
cP @ a,
inference(split_conjunct,[status(thm)],[c_0_2]) ).
thf(c_0_13,negated_conjecture,
! [X1: $i] :
~ ( cP @ X1 ),
inference(spm,[status(thm)],[c_0_11,c_0_8]) ).
thf(c_0_14,negated_conjecture,
$false,
inference(sr,[status(thm)],[c_0_12,c_0_13]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SYO317^5 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04 % Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.08/0.16 % Computer : n019.cluster.edu
% 0.08/0.16 % Model : x86_64 x86_64
% 0.08/0.16 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.16 % Memory : 8046.5625MB
% 0.08/0.16 % OS : Linux 6.8.0-71-generic
% 0.08/0.16 % CPULimit : 300
% 0.08/0.16 % WCLimit : 300
% 0.08/0.16 % DateTime : Tue Sep 29 16:45:17 UTC 2026
% 0.08/0.16 % CPUTime :
% 0.08/0.16 Running run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.08/0.21 Running higher-order theorem proving
% 0.08/0.22 Running: /export/starexec/sandbox2/solver/bin/eprover-ho --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox2/tmp/tmp.YzyUNLUeeg/E---3.1_1040740.p
% 0.08/0.24 % Version: 3.5.1-ho
% 0.08/0.24 % Preprocessing class: HSSSSMSSSSSNSSA.
% 0.08/0.24 % Scheduled 8 strats onto 8 cores with 300 seconds (2400 total)
% 0.08/0.24 % Starting post_as_ho12 with 300s (1) cores
% 0.08/0.24 % Starting new_bool_9 with 300s (1) cores
% 0.08/0.24 % Starting post_as_ho1 with 300s (1) cores
% 0.08/0.24 % Starting post_as_ho4 with 300s (1) cores
% 0.08/0.24 % Starting post_as_ho2 with 300s (1) cores
% 0.08/0.24 % Starting ehoh_best2_full_lfho with 300s (1) cores
% 0.08/0.24 % Starting full_lambda_10 with 300s (1) cores
% 0.08/0.24 % Starting new_ho_8 with 300s (1) cores
% 0.08/0.24 % new_bool_9 with pid 1040768 completed with status 0
% 0.08/0.24 % Result found by new_bool_9
% 0.08/0.24 % Preprocessing class: HSSSSMSSSSSNSSA.
% 0.08/0.24 % Scheduled 8 strats onto 8 cores with 300 seconds (2400 total)
% 0.08/0.24 % Starting post_as_ho12 with 300s (1) cores
% 0.08/0.24 % Starting new_bool_9 with 300s (1) cores
% 0.08/0.24 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = GSinE(CountFormulas,hypos,1,,2,20000,1.0))
% 0.08/0.24 % SinE strategy is GSinE(CountFormulas,hypos,1,,2,20000,1.0)
% 0.08/0.24 % Search class: HHHNF-FFSF11-SSSFFSBN
% 0.08/0.24 % Scheduled 6 strats onto 1 cores with 300 seconds (300 total)
% 0.08/0.24 % Starting SubtermCWHack with 31s (1) cores
% 0.08/0.24 % SubtermCWHack with pid 1040775 completed with status 0
% 0.08/0.24 % Result found by SubtermCWHack
% 0.08/0.24 % Preprocessing class: HSSSSMSSSSSNSSA.
% 0.08/0.24 % Scheduled 8 strats onto 8 cores with 300 seconds (2400 total)
% 0.08/0.24 % Starting post_as_ho12 with 300s (1) cores
% 0.08/0.24 % Starting new_bool_9 with 300s (1) cores
% 0.08/0.24 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = GSinE(CountFormulas,hypos,1,,2,20000,1.0))
% 0.08/0.24 % SinE strategy is GSinE(CountFormulas,hypos,1,,2,20000,1.0)
% 0.08/0.24 % Search class: HHHNF-FFSF11-SSSFFSBN
% 0.08/0.24 % Scheduled 6 strats onto 1 cores with 300 seconds (300 total)
% 0.08/0.24 % Starting SubtermCWHack with 31s (1) cores
% 0.08/0.24 % Preprocessing time : 0.001 s
% 0.08/0.24
% 0.08/0.24 % Proof found!
% 0.08/0.24 % SZS status Theorem
% 0.08/0.24 % SZS output start CNFRefutation
% See solution above
% 0.08/0.24 % Parsed axioms : 5
% 0.08/0.24 % Removed by relevancy pruning/SinE : 4
% 0.08/0.24 % Initial clauses : 6
% 0.08/0.24 % Removed in clause preprocessing : 0
% 0.08/0.24 % Initial clauses in saturation : 6
% 0.08/0.24 % Processed clauses : 13
% 0.08/0.24 % ...of these trivial : 0
% 0.08/0.24 % ...subsumed : 0
% 0.08/0.24 % ...remaining for further processing : 13
% 0.08/0.24 % Other redundant clauses eliminated : 0
% 0.08/0.24 % Clauses deleted for lack of memory : 0
% 0.08/0.24 % Backward-subsumed : 5
% 0.08/0.24 % Backward-rewritten : 0
% 0.08/0.24 % Generated clauses : 18
% 0.08/0.24 % ...of the previous two non-redundant : 9
% 0.08/0.24 % ...aggressively subsumed : 0
% 0.08/0.24 % Contextual simplify-reflections : 0
% 0.08/0.24 % Paramodulations : 16
% 0.08/0.24 % Factorizations : 0
% 0.08/0.24 % NegExts : 0
% 0.08/0.24 % Equation resolutions : 0
% 0.08/0.24 % Disequality decompositions : 0
% 0.08/0.24 % Total rewrite steps : 6
% 0.08/0.24 % ...of those cached : 3
% 0.08/0.24 % Propositional unsat checks : 0
% 0.08/0.24 % Propositional check models : 0
% 0.08/0.24 % Propositional check unsatisfiable : 0
% 0.08/0.24 % Propositional clauses : 0
% 0.08/0.24 % Propositional clauses after purity: 0
% 0.08/0.24 % Propositional unsat core size : 0
% 0.08/0.24 % Propositional preprocessing time : 0.000
% 0.08/0.24 % Propositional encoding time : 0.000
% 0.08/0.24 % Propositional solver time : 0.000
% 0.08/0.24 % Success case prop preproc time : 0.000
% 0.08/0.24 % Success case prop encoding time : 0.000
% 0.08/0.24 % Success case prop solver time : 0.000
% 0.08/0.24 % Current number of processed clauses : 6
% 0.08/0.24 % Positive orientable unit clauses : 3
% 0.08/0.24 % Positive unorientable unit clauses: 0
% 0.08/0.24 % Negative unit clauses : 1
% 0.08/0.24 % Non-unit-clauses : 2
% 0.08/0.24 % Current number of unprocessed clauses: 2
% 0.08/0.24 % ...number of literals in the above : 2
% 0.08/0.24 % Current number of archived formulas : 0
% 0.08/0.24 % Current number of archived clauses : 7
% 0.08/0.24 % Clause-clause subsumption calls (NU) : 6
% 0.08/0.24 % Rec. Clause-clause subsumption calls : 6
% 0.08/0.24 % Non-unit clause-clause subsumptions : 0
% 0.08/0.24 % Unit Clause-clause subsumption calls : 5
% 0.08/0.24 % Rewrite failures with RHS unbound : 0
% 0.08/0.24 % BW rewrite match attempts : 0
% 0.08/0.24 % BW rewrite match successes : 0
% 0.08/0.24 % Condensation attempts : 0
% 0.08/0.24 % Condensation successes : 0
% 0.08/0.24 % Termbank termtop insertions : 814
% 0.08/0.24 % Search garbage collected termcells : 224
% 0.08/0.24
% 0.08/0.24 % -------------------------------------------------
% 0.08/0.24 % User time : 0.003 s
% 0.08/0.24 % System time : 0.000 s
% 0.08/0.24 % Total time : 0.003 s
% 0.08/0.24 % Maximum resident set size: 3888 pages
% 0.08/0.24
% 0.08/0.24 % -------------------------------------------------
% 0.08/0.24 % User time : 0.004 s
% 0.08/0.24 % System time : 0.006 s
% 0.08/0.24 % Total time : 0.009 s
% 0.08/0.24 % Maximum resident set size: 4864 pages
% 0.08/0.24 % E exiting
%------------------------------------------------------------------------------