-passes_previously_accepted = this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! -passes_see_issue = see issue #{$issue} for more information passes_incorrect_do_not_recommend_location = `#[do_not_recommend]` can only be placed on trait implementations passes_outer_crate_level_attr = crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]` passes_inner_crate_level_attr = crate-level attribute should be in the root module passes_ignored_attr_with_macro = `#[{$sym}]` is ignored on struct fields, match arms and macro defs .warn = {-passes_previously_accepted} .note = {-passes_see_issue(issue: "80564")} passes_ignored_attr = `#[{$sym}]` is ignored on struct fields and match arms .warn = {-passes_previously_accepted} .note = {-passes_see_issue(issue: "80564")} passes_inline_ignored_function_prototype = `#[inline]` is ignored on function prototypes passes_inline_ignored_constants = `#[inline]` is ignored on constants .warn = {-passes_previously_accepted} .note = {-passes_see_issue(issue: "65833")} passes_inline_not_fn_or_closure = attribute should be applied to function or closure .label = not a function or closure passes_no_coverage_ignored_function_prototype = `#[no_coverage]` is ignored on function prototypes passes_no_coverage_propagate = `#[no_coverage]` does not propagate into items and must be applied to the contained functions directly passes_no_coverage_fn_defn = `#[no_coverage]` may only be applied to function definitions passes_no_coverage_not_coverable = `#[no_coverage]` must be applied to coverable code .label = not coverable code passes_should_be_applied_to_fn = attribute should be applied to a function definition .label = {$on_crate -> [true] cannot be applied to crates *[false] not a function definition } passes_naked_tracked_caller = cannot use `#[track_caller]` with `#[naked]` passes_should_be_applied_to_struct_enum = attribute should be applied to a struct or enum .label = not a struct or enum passes_should_be_applied_to_trait = attribute should be applied to a trait .label = not a trait passes_target_feature_on_statement = {passes_should_be_applied_to_fn} .warn = {-passes_previously_accepted} .label = {passes_should_be_applied_to_fn.label} passes_should_be_applied_to_static = attribute should be applied to a static .label = not a static passes_doc_expect_str = doc {$attr_name} attribute expects a string: #[doc({$attr_name} = "a")] passes_doc_alias_empty = {$attr_str} attribute cannot have empty value passes_doc_alias_bad_char = {$char_} character isn't allowed in {$attr_str} passes_doc_alias_start_end = {$attr_str} cannot start or end with ' ' passes_doc_alias_bad_location = {$attr_str} isn't allowed on {$location} passes_doc_alias_not_an_alias = {$attr_str} is the same as the item's name passes_doc_alias_duplicated = doc alias is duplicated .label = first defined here passes_doc_alias_not_string_literal = `#[doc(alias("a"))]` expects string literals passes_doc_alias_malformed = doc alias attribute expects a string `#[doc(alias = "a")]` or a list of strings `#[doc(alias("a", "b"))]` passes_doc_keyword_empty_mod = `#[doc(keyword = "...")]` should be used on empty modules passes_doc_keyword_not_mod = `#[doc(keyword = "...")]` should be used on modules passes_doc_keyword_invalid_ident = `{$doc_keyword}` is not a valid identifier passes_doc_fake_variadic_not_valid = `#[doc(fake_variadic)]` must be used on the first of a set of tuple or fn pointer trait impls with varying arity passes_doc_keyword_only_impl = `#[doc(keyword = "...")]` should be used on impl blocks passes_doc_inline_conflict_first = this attribute... passes_doc_inline_conflict_second = {"."}..conflicts with this attribute passes_doc_inline_conflict = conflicting doc inlining attributes .help = remove one of the conflicting attributes passes_doc_inline_only_use = this attribute can only be applied to a `use` item .label = only applicable on `use` items .not_a_use_item_label = not a `use` item .note = read for more information passes_doc_attr_not_crate_level = `#![doc({$attr_name} = "...")]` isn't allowed as a crate-level attribute passes_attr_crate_level = this attribute can only be applied at the crate level .suggestion = to apply to the crate, use an inner attribute .note = read for more information passes_doc_test_unknown = unknown `doc(test)` attribute `{$path}` passes_doc_test_takes_list = `#[doc(test(...)]` takes a list of attributes passes_doc_cfg_hide_takes_list = `#[doc(cfg_hide(...)]` takes a list of attributes passes_doc_test_unknown_any = unknown `doc` attribute `{$path}` passes_doc_test_unknown_spotlight = unknown `doc` attribute `{$path}` .note = `doc(spotlight)` was renamed to `doc(notable_trait)` .suggestion = use `notable_trait` instead .no_op_note = `doc(spotlight)` is now a no-op passes_doc_test_unknown_include = unknown `doc` attribute `{$path}` .suggestion = use `doc = include_str!` instead passes_doc_invalid = invalid `doc` attribute passes_pass_by_value = `pass_by_value` attribute should be applied to a struct, enum or type alias .label = is not a struct, enum or type alias passes_allow_incoherent_impl = `rustc_allow_incoherent_impl` attribute should be applied to impl items. .label = the only currently supported targets are inherent methods passes_has_incoherent_inherent_impl = `rustc_has_incoherent_inherent_impls` attribute should be applied to types or traits. .label = only adts, extern types and traits are supported passes_both_ffi_const_and_pure = `#[ffi_const]` function cannot be `#[ffi_pure]` passes_ffi_pure_invalid_target = `#[ffi_pure]` may only be used on foreign functions passes_ffi_const_invalid_target = `#[ffi_const]` may only be used on foreign functions passes_ffi_returns_twice_invalid_target = `#[ffi_returns_twice]` may only be used on foreign functions passes_must_use_async = `must_use` attribute on `async` functions applies to the anonymous `Future` returned by the function, not the value within .label = this attribute does nothing, the `Future`s returned by async functions are already `must_use` passes_must_use_no_effect = `#[must_use]` has no effect when applied to {$article} {$target} passes_must_not_suspend = `must_not_suspend` attribute should be applied to a struct, enum, or trait .label = is not a struct, enum, or trait passes_cold = {passes_should_be_applied_to_fn} .warn = {-passes_previously_accepted} .label = {passes_should_be_applied_to_fn.label} passes_link = attribute should be applied to an `extern` block with non-Rust ABI .warn = {-passes_previously_accepted} .label = not an `extern` block passes_link_name = attribute should be applied to a foreign function or static .warn = {-passes_previously_accepted} .label = not a foreign function or static .help = try `#[link(name = "{$value}")]` instead passes_no_link = attribute should be applied to an `extern crate` item .label = not an `extern crate` item passes_export_name = attribute should be applied to a free function, impl method or static .label = not a free function, impl method or static passes_rustc_layout_scalar_valid_range_not_struct = attribute should be applied to a struct .label = not a struct passes_rustc_layout_scalar_valid_range_arg = expected exactly one integer literal argument passes_rustc_legacy_const_generics_only = #[rustc_legacy_const_generics] functions must only have const generics .label = non-const generic parameter passes_rustc_legacy_const_generics_index = #[rustc_legacy_const_generics] must have one index for each generic parameter .label = generic parameters passes_rustc_legacy_const_generics_index_exceed = index exceeds number of arguments .label = there {$arg_count -> [one] is *[other] are } only {$arg_count} {$arg_count -> [one] argument *[other] arguments } passes_rustc_legacy_const_generics_index_negative = arguments should be non-negative integers passes_rustc_dirty_clean = attribute requires -Z query-dep-graph to be enabled passes_link_section = attribute should be applied to a function or static .warn = {-passes_previously_accepted} .label = not a function or static passes_no_mangle_foreign = `#[no_mangle]` has no effect on a foreign {$foreign_item_kind} .warn = {-passes_previously_accepted} .label = foreign {$foreign_item_kind} .note = symbol names in extern blocks are not mangled .suggestion = remove this attribute passes_no_mangle = attribute should be applied to a free function, impl method or static .warn = {-passes_previously_accepted} .label = not a free function, impl method or static passes_repr_ident = meta item in `repr` must be an identifier passes_repr_conflicting = conflicting representation hints passes_used_static = attribute must be applied to a `static` variable passes_used_compiler_linker = `used(compiler)` and `used(linker)` can't be used together passes_allow_internal_unstable = attribute should be applied to a macro .label = not a macro passes_debug_visualizer_placement = attribute should be applied to a module passes_debug_visualizer_invalid = invalid argument .note_1 = expected: `natvis_file = "..."` .note_2 = OR .note_3 = expected: `gdb_script_file = "..."` passes_debug_visualizer_unreadable = couldn't read {$file}: {$error} passes_rustc_allow_const_fn_unstable = attribute should be applied to `const fn` .label = not a `const fn` passes_rustc_std_internal_symbol = attribute should be applied to functions or statics .label = not a function or static passes_const_trait = attribute should be applied to a trait passes_stability_promotable = attribute cannot be applied to an expression passes_deprecated = attribute is ignored here passes_macro_use = `#[{$name}]` only has an effect on `extern crate` and modules passes_macro_export = `#[macro_export]` only has an effect on macro definitions passes_plugin_registrar = `#[plugin_registrar]` only has an effect on functions passes_unused_empty_lints_note = attribute `{$name}` with an empty list has no effect passes_unused_no_lints_note = attribute `{$name}` without any lints has no effect passes_unused_default_method_body_const_note = `default_method_body_is_const` has been replaced with `#[const_trait]` on traits passes_unused = unused attribute .suggestion = remove this attribute passes_non_exported_macro_invalid_attrs = attribute should be applied to function or closure .label = not a function or closure passes_unused_duplicate = unused attribute .suggestion = remove this attribute .note = attribute also specified here .warn = {-passes_previously_accepted} passes_unused_multiple = multiple `{$name}` attributes .suggestion = remove this attribute .note = attribute also specified here passes_rustc_lint_opt_ty = `#[rustc_lint_opt_ty]` should be applied to a struct .label = not a struct passes_rustc_lint_opt_deny_field_access = `#[rustc_lint_opt_deny_field_access]` should be applied to a field .label = not a field passes_link_ordinal = attribute should be applied to a foreign function or static .label = not a foreign function or static passes_collapse_debuginfo = `collapse_debuginfo` attribute should be applied to macro definitions .label = not a macro definition passes_deprecated_annotation_has_no_effect = this `#[deprecated]` annotation has no effect .suggestion = remove the unnecessary deprecation attribute passes_unknown_external_lang_item = unknown external lang item: `{$lang_item}` passes_missing_panic_handler = `#[panic_handler]` function required, but not found passes_missing_lang_item = language item required, but not found: `{$name}` .note = this can occur when a binary crate with `#![no_std]` is compiled for a target where `{$name}` is defined in the standard library .help = you may be able to compile for a target that doesn't need `{$name}`, specify a target with `--target` or in `.cargo/config` passes_lang_item_on_incorrect_target = `{$name}` language item must be applied to a {$expected_target} .label = attribute should be applied to a {$expected_target}, not a {$actual_target} passes_unknown_lang_item = definition of an unknown language item: `{$name}` .label = definition of unknown language item `{$name}` passes_invalid_attr_at_crate_level = `{$name}` attribute cannot be used at crate level .suggestion = perhaps you meant to use an outer attribute passes_duplicate_diagnostic_item_in_crate = duplicate diagnostic item in crate `{$crate_name}`: `{$name}`. .note = the diagnostic item is first defined in crate `{$orig_crate_name}`. passes_diagnostic_item_first_defined = the diagnostic item is first defined here passes_abi = abi: {$abi} passes_align = align: {$align} passes_size = size: {$size} passes_homogeneous_aggregate = homogeneous_aggregate: {$homogeneous_aggregate} passes_layout_of = layout_of({$normalized_ty}) = {$ty_layout} passes_unrecognized_field = unrecognized field name `{$name}` passes_layout = layout error: {$layout_error} passes_feature_stable_twice = feature `{$feature}` is declared stable since {$since}, but was previously declared stable since {$prev_since} passes_feature_previously_declared = feature `{$feature}` is declared {$declared}, but was previously declared {$prev_declared} passes_expr_not_allowed_in_context = {$expr} is not allowed in a `{$context}` passes_const_impl_const_trait = const `impl`s must be for traits marked with `#[const_trait]` .note = this trait must be annotated with `#[const_trait]` passes_break_non_loop = `break` with value from a `{$kind}` loop .label = can only break with a value inside `loop` or breakable block .label2 = you can't `break` with a value in a `{$kind}` loop .suggestion = use `break` on its own without a value inside this `{$kind}` loop .break_expr_suggestion = alternatively, you might have meant to use the available loop label passes_continue_labeled_block = `continue` pointing to a labeled block .label = labeled blocks cannot be `continue`'d .block_label = labeled block the `continue` points to passes_break_inside_closure = `{$name}` inside of a closure .label = cannot `{$name}` inside of a closure .closure_label = enclosing closure passes_break_inside_async_block = `{$name}` inside of an `async` block .label = cannot `{$name}` inside of an `async` block .async_block_label = enclosing `async` block passes_outside_loop = `{$name}` outside of a loop{$is_break -> [true] {" or labeled block"} *[false] {""} } .label = cannot `{$name}` outside of a loop{$is_break -> [true] {" or labeled block"} *[false] {""} } passes_unlabeled_in_labeled_block = unlabeled `{$cf_type}` inside of a labeled block .label = `{$cf_type}` statements that would diverge to or through a labeled block need to bear a label passes_unlabeled_cf_in_while_condition = `break` or `continue` with no label in the condition of a `while` loop .label = unlabeled `{$cf_type}` in the condition of a `while` loop passes_cannot_inline_naked_function = naked functions cannot be inlined passes_undefined_naked_function_abi = Rust ABI is unsupported in naked functions passes_no_patterns = patterns not allowed in naked function parameters passes_params_not_allowed = referencing function parameters is not allowed in naked functions .help = follow the calling convention in asm block to use parameters passes_naked_functions_asm_block = naked functions must contain a single asm block .label_multiple_asm = multiple asm blocks are unsupported in naked functions .label_non_asm = non-asm is unsupported in naked functions passes_naked_functions_operands = only `const` and `sym` operands are supported in naked functions passes_naked_functions_asm_options = asm options unsupported in naked functions: {$unsupported_options} passes_naked_functions_must_use_noreturn = asm in naked functions must use `noreturn` option .suggestion = consider specifying that the asm block is responsible for returning from the function passes_attr_only_on_main = `{$attr}` attribute can only be used on `fn main()` passes_attr_only_on_root_main = `{$attr}` attribute can only be used on root `fn main()` passes_attr_only_in_functions = `{$attr}` attribute can only be used on functions passes_multiple_rustc_main = multiple functions with a `#[rustc_main]` attribute .first = first `#[rustc_main]` function .additional = additional `#[rustc_main]` function passes_multiple_start_functions = multiple `start` functions .label = multiple `start` functions .previous = previous `#[start]` function here passes_extern_main = the `main` function cannot be declared in an `extern` block passes_unix_sigpipe_values = valid values for `#[unix_sigpipe = "..."]` are `inherit`, `sig_ign`, or `sig_dfl` passes_no_main_function = `main` function not found in crate `{$crate_name}` .here_is_main = here is a function named `main` .one_or_more_possible_main = you have one or more functions named `main` not defined at the crate level .consider_moving_main = consider moving the `main` function definitions .main_must_be_defined_at_crate = the main function must be defined at the crate level{$has_filename -> [true] {" "}(in `{$filename}`) *[false] {""} } .consider_adding_main_to_file = consider adding a `main` function to `{$filename}` .consider_adding_main_at_crate = consider adding a `main` function at the crate level .teach_note = If you don't know the basics of Rust, you can go look to the Rust Book to get started: https://doc.rust-lang.org/book/ .non_function_main = non-function item at `crate::main` is found passes_duplicate_lang_item = found duplicate lang item `{$lang_item_name}` .first_defined_span = the lang item is first defined here .first_defined_crate_depends = the lang item is first defined in crate `{$orig_crate_name}` (which `{$orig_dependency_of}` depends on) .first_defined_crate = the lang item is first defined in crate `{$orig_crate_name}`. .first_definition_local = first definition in the local crate (`{$orig_crate_name}`) .second_definition_local = second definition in the local crate (`{$crate_name}`) .first_definition_path = first definition in `{$orig_crate_name}` loaded from {$orig_path} .second_definition_path = second definition in `{$crate_name}` loaded from {$path} passes_duplicate_lang_item_crate = duplicate lang item in crate `{$crate_name}`: `{$lang_item_name}`. .first_defined_span = the lang item is first defined here .first_defined_crate_depends = the lang item is first defined in crate `{$orig_crate_name}` (which `{$orig_dependency_of}` depends on) .first_defined_crate = the lang item is first defined in crate `{$orig_crate_name}`. .first_definition_local = first definition in the local crate (`{$orig_crate_name}`) .second_definition_local = second definition in the local crate (`{$crate_name}`) .first_definition_path = first definition in `{$orig_crate_name}` loaded from {$orig_path} .second_definition_path = second definition in `{$crate_name}` loaded from {$path} passes_duplicate_lang_item_crate_depends = duplicate lang item in crate `{$crate_name}` (which `{$dependency_of}` depends on): `{$lang_item_name}`. .first_defined_span = the lang item is first defined here .first_defined_crate_depends = the lang item is first defined in crate `{$orig_crate_name}` (which `{$orig_dependency_of}` depends on) .first_defined_crate = the lang item is first defined in crate `{$orig_crate_name}`. .first_definition_local = first definition in the local crate (`{$orig_crate_name}`) .second_definition_local = second definition in the local crate (`{$crate_name}`) .first_definition_path = first definition in `{$orig_crate_name}` loaded from {$orig_path} .second_definition_path = second definition in `{$crate_name}` loaded from {$path} passes_incorrect_target = `{$name}` language item must be applied to a {$kind} with {$at_least -> [true] at least {$num} *[false] {$num} } generic {$num -> [one] argument *[other] arguments } .label = this {$kind} has {$actual_num} generic {$actual_num -> [one] argument *[other] arguments } passes_useless_assignment = useless assignment of {$is_field_assign -> [true] field *[false] variable } of type `{$ty}` to itself passes_only_has_effect_on = `#[{$attr_name}]` only has an effect on {$target_name -> [function] functions [module] modules [implementation_block] implementation blocks *[unspecified] (unspecified--this is a compiler bug) } passes_object_lifetime_err = {$repr} passes_unrecognized_repr_hint = unrecognized representation hint .help = valid reprs are `C`, `align`, `packed`, `transparent`, `simd`, `i8`, `u8`, `i16`, `u16`, `i32`, `u32`, `i64`, `u64`, `i128`, `u128`, `isize`, `usize` passes_attr_application_enum = attribute should be applied to an enum .label = not an enum passes_attr_application_struct = attribute should be applied to a struct .label = not a struct passes_attr_application_struct_union = attribute should be applied to a struct or union .label = not a struct or union passes_attr_application_struct_enum_union = attribute should be applied to a struct, enum, or union .label = not a struct, enum, or union passes_attr_application_struct_enum_function_method_union = attribute should be applied to a struct, enum, function, associated function, or union .label = not a struct, enum, function, associated function, or union passes_transparent_incompatible = transparent {$target} cannot have other repr hints passes_deprecated_attribute = deprecated attribute must be paired with either stable or unstable attribute passes_useless_stability = this stability annotation is useless .label = useless stability annotation .item = the stability attribute annotates this item passes_invalid_stability = invalid stability version found .label = invalid stability version .item = the stability attribute annotates this item passes_cannot_stabilize_deprecated = an API can't be stabilized after it is deprecated .label = invalid version .item = the stability attribute annotates this item passes_invalid_deprecation_version = invalid deprecation version found .label = invalid deprecation version .item = the stability attribute annotates this item passes_missing_stability_attr = {$descr} has missing stability attribute passes_missing_const_stab_attr = {$descr} has missing const stability attribute passes_trait_impl_const_stable = trait implementations cannot be const stable yet .note = see issue #67792 for more information passes_feature_only_on_nightly = `#![feature]` may not be used on the {$release_channel} release channel passes_unknown_feature = unknown feature `{$feature}` passes_implied_feature_not_exist = feature `{$implied_by}` implying `{$feature}` does not exist passes_duplicate_feature_err = the feature `{$feature}` has already been declared passes_missing_const_err = attributes `#[rustc_const_unstable]` and `#[rustc_const_stable]` require the function or method to be `const` .help = make the function or method const .label = attribute specified here passes_dead_codes = { $multiple -> *[true] multiple {$descr}s are [false] { $num -> [one] {$descr} {$name_list} is *[other] {$descr}s {$name_list} are } } never {$participle} passes_change_fields_to_be_of_unit_type = consider changing the { $num -> [one] field *[other] fields } to be of unit type to suppress this warning while preserving the field numbering, or remove the { $num -> [one] field *[other] fields } passes_parent_info = {$num -> [one] {$descr} *[other] {$descr}s } in this {$parent_descr} passes_ignored_derived_impls = `{$name}` has {$trait_list_len -> [one] a derived impl *[other] derived impls } for the {$trait_list_len -> [one] trait {$trait_list}, but this is *[other] traits {$trait_list}, but these are } intentionally ignored during dead code analysis passes_proc_macro_bad_sig = {$kind} has incorrect signature passes_skipping_const_checks = skipping const checks passes_invalid_macro_export_arguments = `{$name}` isn't a valid `#[macro_export]` argument passes_invalid_macro_export_arguments_too_many_items = `#[macro_export]` can only take 1 or 0 arguments passes_unreachable_due_to_uninhabited = unreachable {$descr} .label = unreachable {$descr} .label_orig = any code following this expression is unreachable .note = this expression has type `{$ty}`, which is uninhabited passes_unused_var_maybe_capture_ref = unused variable: `{$name}` .help = did you mean to capture by reference instead? passes_unused_capture_maybe_capture_ref = value captured by `{$name}` is never read .help = did you mean to capture by reference instead? passes_unused_var_remove_field = unused variable: `{$name}` passes_unused_var_remove_field_suggestion = try removing the field passes_unused_var_assigned_only = variable `{$name}` is assigned to, but never used .note = consider using `_{$name}` instead passes_unnecessary_stable_feature = the feature `{$feature}` has been stable since {$since} and no longer requires an attribute to enable passes_unnecessary_partial_stable_feature = the feature `{$feature}` has been partially stabilized since {$since} and is succeeded by the feature `{$implies}` .suggestion = if you are using features which are still unstable, change to using `{$implies}` .suggestion_remove = if you are using features which are now stable, remove this line passes_ineffective_unstable_impl = an `#[unstable]` annotation here has no effect .note = see issue #55436 for more information passes_unused_assign = value assigned to `{$name}` is never read .help = maybe it is overwritten before being read? passes_unused_assign_passed = value passed to `{$name}` is never read .help = maybe it is overwritten before being read? passes_maybe_string_interpolation = you might have meant to use string interpolation in this string literal passes_string_interpolation_only_works = string interpolation only works in `format!` invocations passes_unused_variable_try_prefix = unused variable: `{$name}` .label = unused variable .suggestion = if this is intentional, prefix it with an underscore passes_unused_variable_try_ignore = unused variable: `{$name}` .suggestion = try ignoring the field