lambda_syntax_error.m:016: Error: the clause head part of a lambda expression
lambda_syntax_error.m:016:   must have one of the following forms:
lambda_syntax_error.m:016:   `pred(<args>) is <determinism>'
lambda_syntax_error.m:016:   `any_pred(<args>) is <determinism>'
lambda_syntax_error.m:016:   `func(<args>) = <retarg> is <determinism>'
lambda_syntax_error.m:016:   `any_func(<args>) = <retarg> is <determinism>'
lambda_syntax_error.m:016:   `func(<args>) = <retarg>'
lambda_syntax_error.m:016:   `any_func(<args>) = <retarg>',
lambda_syntax_error.m:016:   or one of those forms preceded by either
lambda_syntax_error.m:016:   `semipure' or `impure'.
lambda_syntax_error.m:017: Error: the clause head part of a lambda expression
lambda_syntax_error.m:017:   must have one of the following forms:
lambda_syntax_error.m:017:   `pred(<args>) is <determinism>'
lambda_syntax_error.m:017:   `any_pred(<args>) is <determinism>'
lambda_syntax_error.m:017:   `func(<args>) = <retarg> is <determinism>'
lambda_syntax_error.m:017:   `any_func(<args>) = <retarg> is <determinism>'
lambda_syntax_error.m:017:   `func(<args>) = <retarg>'
lambda_syntax_error.m:017:   `any_func(<args>) = <retarg>',
lambda_syntax_error.m:017:   or one of those forms preceded by either
lambda_syntax_error.m:017:   `semipure' or `impure'.
lambda_syntax_error.m:018: Error: in head of predicate lambda expression: none
lambda_syntax_error.m:018:   of the arguments have modes.
lambda_syntax_error.m:019: Error: the clause head part of a lambda expression
lambda_syntax_error.m:019:   must have one of the following forms:
lambda_syntax_error.m:019:   `pred(<args>) is <determinism>'
lambda_syntax_error.m:019:   `any_pred(<args>) is <determinism>'
lambda_syntax_error.m:019:   `func(<args>) = <retarg> is <determinism>'
lambda_syntax_error.m:019:   `any_func(<args>) = <retarg> is <determinism>'
lambda_syntax_error.m:019:   `func(<args>) = <retarg>'
lambda_syntax_error.m:019:   `any_func(<args>) = <retarg>',
lambda_syntax_error.m:019:   or one of those forms preceded by either
lambda_syntax_error.m:019:   `semipure' or `impure'.