TSTP Solution File: PUZ008-1 by SNARK---20120808r022
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%------------------------------------------------------------------------------
% File : SNARK---20120808r022
% Problem : PUZ008-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run-snark %s %d
% Computer : n018.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 : 600s
% DateTime : Mon Jul 18 18:26:22 EDT 2022
% Result : Unsatisfiable 0.19s 0.51s
% Output : Refutation 0.19s
% Verified :
% SZS Type : Refutation
% Derivation depth : 1
% Number of leaves : 3
% Syntax : Number of clauses : 4 ( 3 unt; 0 nHn; 3 RR)
% Number of literals : 5 ( 0 equ; 2 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 6 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-3 aty)
% Number of functors : 8 ( 8 usr; 3 con; 0-2 aty)
% Number of variables : 9 ( 4 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(missionary_west_to_east,axiom,
( ~ achievable(west(m(s(X)),c(Y)),boatonwest,east(m(Z),c(U)))
| achievable(west(m(X),c(Y)),boatoneast,east(m(s(Z)),c(U))) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',missionary_west_to_east) ).
cnf(extra_cannibal_meal_on_east_bank,axiom,
achievable(west(X,Y),Z,east(m(s(U)),c(s(s(U))))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',extra_cannibal_meal_on_east_bank) ).
cnf(prove_can_get_to_east_bank,negated_conjecture,
~ achievable(west(m(n0),c(n0)),X,east(m(s(s(s(n0)))),c(s(s(s(n0)))))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_can_get_to_east_bank) ).
cnf(23,plain,
$false,
inference('UR-RESOLVE',[status(thm)],[missionary_west_to_east,extra_cannibal_meal_on_east_bank,prove_can_get_to_east_bank]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12 % Problem : PUZ008-1 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.13 % Command : run-snark %s %d
% 0.13/0.34 % Computer : n018.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 600
% 0.13/0.34 % DateTime : Sun May 29 02:17:10 EDT 2022
% 0.13/0.34 % CPUTime :
% 0.19/0.46 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.47 *
% 0.19/0.47 *
% 0.19/0.47 #<PACKAGE "SNARK-USER">
% 0.19/0.47 *
% 0.19/0.47 SNARK-TPTP-OPTIONS
% 0.19/0.47 *
% 0.19/0.47 ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.47 (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.47 (USE-FACTORING :POS)
% 0.19/0.47 (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.47 (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.47 (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.47 (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.47 (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.47 (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.47 (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.47 (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.47 (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.47 (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.47 *
% 0.19/0.47 "."
% 0.19/0.47 *
% 0.19/0.47 ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-05-29T02:17:10
% 0.19/0.47 ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n018.cluster.edu at 2022-05-29T02:17:10
% 0.19/0.51
% 0.19/0.51
% 0.19/0.51 #||
% 0.19/0.51 % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.51 % SZS output start Refutation
% See solution above
% 0.19/0.51 ||#
% 0.19/0.51
% 0.19/0.51 ; Summary of computation:
% 0.19/0.51 ; 47 formulas have been input or derived (from 10 formulas).
% 0.19/0.51 ; 23 (49%) were retained. Of these,
% 0.19/0.51 ; 23 (100%) are still being kept.
% 0.19/0.51 ;
% 0.19/0.51 ; Run time in seconds excluding printing time:
% 0.19/0.51 ; 0.006 17% Read assertion file (1 call)
% 0.19/0.51 ; 0.000 0% Assert (16 calls)
% 0.19/0.51 ; 0.003 8% Process new row (29 calls)
% 0.19/0.51 ; 0.000 0% Resolution (18 calls)
% 0.19/0.51 ; 0.000 0% Paramodulation (9 calls)
% 0.19/0.51 ; 0.000 0% Condensing (10 calls)
% 0.19/0.51 ; 0.001 3% Forward subsumption (10 calls)
% 0.19/0.51 ; 0.001 3% Backward subsumption (10 calls)
% 0.19/0.51 ; 0.000 0% Clause clause subsumption (24 calls)
% 0.19/0.51 ; 0.000 0% Forward simplification (29 calls)
% 0.19/0.51 ; 0.000 0% Backward simplification (23 calls)
% 0.19/0.51 ; 0.000 0% Sortal reasoning (32 calls)
% 0.19/0.51 ; 0.000 0% Purity testing (1 call)
% 0.19/0.51 ; 0.025 69% Other
% 0.19/0.51 ; 0.036 Total
% 0.19/0.51 ; 0.038 Real time
% 0.19/0.51 ;
% 0.19/0.51 ; Term-hash-array has 98 terms in all.
% 0.19/0.51 ; Feature-vector-row-index has 10 entries (10 at peak, 10 added, 0 deleted).
% 0.19/0.51 ; Feature-vector-row-index has 83 nodes (83 at peak, 83 added, 0 deleted).
% 0.19/0.51 ; Retrieved 14 possibly forward subsuming rows in 10 calls.
% 0.19/0.51 ; Retrieved 10 possibly backward subsumed rows in 10 calls.
% 0.19/0.51 ; Path-index has 101 entries (101 at peak, 101 added, 0 deleted).
% 0.19/0.51 ; Path-index has 157 nodes (157 at peak, 157 added, 0 deleted).
% 0.19/0.51 ; Trie-index has 101 entries (101 at peak, 101 added, 0 deleted).
% 0.19/0.51 ; Trie-index has 285 nodes (285 at peak, 285 added, 0 deleted).
% 0.19/0.51 ; Retrieved 20 generalization terms in 17 calls.
% 0.19/0.51 ; Retrieved 13 instance terms in 12 calls.
% 0.19/0.51 ; Retrieved 315 unifiable terms in 112 calls.
% 0.19/0.51 ;
% 0.19/0.51 ; The agenda of rows to process has 7 entries:
% 0.19/0.51 ; 1 with value 21 1 with value 23 3 with value 25
% 0.19/0.51 ; 1 with value 22 1 with value 24
% 0.19/0.51 ; The agenda of input rows to give has 7 entries:
% 0.19/0.51 ; 1 with value 34 2 with value 36 4 with value 38
% 0.19/0.51 ; The agenda of rows to give has 6 entries:
% 0.19/0.51 ; 2 with value (4 20) 4 with value (4 25)
% 0.19/0.51 Evaluation took:
% 0.19/0.51 0.038 seconds of real time
% 0.19/0.51 0.032766 seconds of user run time
% 0.19/0.51 0.005147 seconds of system run time
% 0.19/0.51 0 calls to %EVAL
% 0.19/0.51 0 page faults and
% 0.19/0.51 2,177,760 bytes consed.
% 0.19/0.51 :PROOF-FOUND
% 0.19/0.51 ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-05-29T02:17:10
% 0.19/0.51 :PROOF-FOUND
% 0.19/0.51 *
%------------------------------------------------------------------------------