Release 1.0.131

Fix `unused_results` complaining rustc lint in codegen for adjacently tagged enum

.github/workflows/ci.yml

@@ -153,11 +153,9 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: dtolnay/rust-toolchain@clippy
-        # The need for -Aredundant_field_names here is a Clippy bug.
-        # https://github.com/rust-lang/rust-clippy/issues/5356
-      - run: cd serde && cargo clippy --features rc,unstable -- -D clippy::all -A clippy::redundant_field_names
-      - run: cd serde_derive && cargo clippy -- -D clippy::all
-      - run: cd serde_derive_internals && cargo clippy -- -D clippy::all
-      - run: cd serde_test && cargo clippy -- -D clippy::all -A clippy::redundant_field_names
-      - run: cd test_suite && cargo clippy --tests --features unstable -- -D clippy::all -A clippy::redundant_field_names
-      - run: cd test_suite/no_std && cargo clippy -- -D clippy::all -A clippy::redundant_field_names
+      - run: cd serde && cargo clippy --features rc,unstable -- -Dclippy::all -Dclippy::pedantic
+      - run: cd serde_derive && cargo clippy -- -Dclippy::all -Dclippy::pedantic
+      - run: cd serde_derive_internals && cargo clippy -- -Dclippy::all -Dclippy::pedantic
+      - run: cd serde_test && cargo clippy -- -Dclippy::all -Dclippy::pedantic
+      - run: cd test_suite && cargo clippy --tests --features unstable -- -Dclippy::all -Dclippy::pedantic
+      - run: cd test_suite/no_std && cargo clippy -- -Dclippy::all -Dclippy::pedantic

serde/Cargo.toml

@@ -1,7 +1,8 @@
 [package]
 name = "serde"
-version = "1.0.130" # remember to update html_root_url and serde_derive dependency
+version = "1.0.131" # remember to update html_root_url and serde_derive dependency
 authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
+rust-version = "1.15"
 license = "MIT OR Apache-2.0"
 description = "A generic serialization/deserialization framework"
 homepage = "https://serde.rs"
@@ -14,7 +15,7 @@ include = ["build.rs", "src/**/*.rs", "crates-io.md", "README.md", "LICENSE-APAC
 build = "build.rs"
 
 [dependencies]
-serde_derive = { version = "=1.0.130", optional = true, path = "../serde_derive" }
+serde_derive = { version = "=1.0.131", optional = true, path = "../serde_derive" }
 
 [dev-dependencies]
 serde_derive = { version = "1.0", path = "../serde_derive" }

serde/src/lib.rs

@@ -60,7 +60,7 @@
 //!
 //! [JSON]: https://github.com/serde-rs/json
 //! [Bincode]: https://github.com/servo/bincode
-//! [CBOR]: https://github.com/pyfisch/cbor
+//! [CBOR]: https://github.com/enarx/ciborium
 //! [YAML]: https://github.com/dtolnay/serde-yaml
 //! [MessagePack]: https://github.com/3Hren/msgpack-rust
 //! [TOML]: https://github.com/alexcrichton/toml-rs
@@ -73,7 +73,7 @@
 //! [URL]: https://docs.rs/serde_qs
 //! [Envy]: https://github.com/softprops/envy
 //! [Envy Store]: https://github.com/softprops/envy-store
-//! [Cargo]: http://doc.crates.io/manifest.html
+//! [Cargo]: https://doc.rust-lang.org/cargo/reference/manifest.html
 //! [AWS Parameter Store]: https://docs.aws.amazon.com/systems-manager/latest/userguide/systems-manager-paramstore.html
 //! [S-expressions]: https://github.com/rotty/lexpr-rs
 //! [D-Bus]: https://docs.rs/zvariant
@@ -84,7 +84,7 @@
 ////////////////////////////////////////////////////////////////////////////////
 
 // Serde types in rustdoc of other crates get linked to here.
-#![doc(html_root_url = "https://docs.rs/serde/1.0.130")]
+#![doc(html_root_url = "https://docs.rs/serde/1.0.131")]
 // Support using Serde without the standard library!
 #![cfg_attr(not(feature = "std"), no_std)]
 // Unstable functionality only if the user asks for it. For tracking and
@@ -94,13 +94,14 @@
 #![cfg_attr(feature = "unstable", feature(never_type))]
 #![allow(unknown_lints, bare_trait_objects, deprecated)]
 #![cfg_attr(feature = "cargo-clippy", allow(renamed_and_removed_lints))]
-#![cfg_attr(feature = "cargo-clippy", deny(clippy, clippy_pedantic))]
 // Ignored clippy and clippy_pedantic lints
 #![cfg_attr(
     feature = "cargo-clippy",
     allow(
         // clippy bug: https://github.com/rust-lang/rust-clippy/issues/5704
         unnested_or_patterns,
+        // clippy bug: https://github.com/rust-lang/rust-clippy/issues/7768
+        semicolon_if_nothing_returned,
         // not available in our oldest supported compiler
         checked_conversions,
         empty_enum,

serde_derive/Cargo.toml

@@ -1,7 +1,8 @@
 [package]
 name = "serde_derive"
-version = "1.0.130" # remember to update html_root_url
+version = "1.0.131" # remember to update html_root_url
 authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
+rust-version = "1.31"
 license = "MIT OR Apache-2.0"
 description = "Macros 1.1 implementation of #[derive(Serialize, Deserialize)]"
 homepage = "https://serde.rs"

serde_derive/src/bound.rs

@@ -50,7 +50,7 @@ pub fn with_where_predicates_from_fields(
         .data
         .all_fields()
         .filter_map(|field| from_field(&field.attrs))
-        .flat_map(|predicates| predicates.to_vec());
+        .flat_map(<[syn::WherePredicate]>::to_vec);
 
     let mut generics = generics.clone();
     generics.make_where_clause().predicates.extend(predicates);
@@ -72,7 +72,7 @@ pub fn with_where_predicates_from_variants(
     let predicates = variants
         .iter()
         .filter_map(|variant| from_variant(&variant.attrs))
-        .flat_map(|predicates| predicates.to_vec());
+        .flat_map(<[syn::WherePredicate]>::to_vec);
 
     let mut generics = generics.clone();
     generics.make_where_clause().predicates.extend(predicates);

serde_derive/src/de.rs

@@ -1458,7 +1458,7 @@ fn deserialize_adjacently_tagged_enum(
             while let _serde::__private::Some(__k) = #next_key {
                 match __k {
                     _serde::__private::de::TagContentOtherField::Other => {
-                        try!(_serde::de::MapAccess::next_value::<_serde::de::IgnoredAny>(&mut __map));
+                        let _ = try!(_serde::de::MapAccess::next_value::<_serde::de::IgnoredAny>(&mut __map));
                         continue;
                     },
                     _serde::__private::de::TagContentOtherField::Tag => {

serde_derive/src/lib.rs

@@ -13,9 +13,8 @@
 //!
 //! [https://serde.rs/derive.html]: https://serde.rs/derive.html
 
-#![doc(html_root_url = "https://docs.rs/serde_derive/1.0.130")]
+#![doc(html_root_url = "https://docs.rs/serde_derive/1.0.131")]
 #![allow(unknown_lints, bare_trait_objects)]
-#![deny(clippy::all, clippy::pedantic)]
 // Ignored clippy lints
 #![allow(
     // clippy false positive: https://github.com/rust-lang/rust-clippy/issues/7054
@@ -44,6 +43,7 @@
     clippy::indexing_slicing,
     clippy::items_after_statements,
     clippy::let_underscore_drop,
+    clippy::manual_assert,
     clippy::map_err_ignore,
     clippy::match_same_arms,
     // clippy bug: https://github.com/rust-lang/rust-clippy/issues/6984

serde_derive/src/pretend.rs

@@ -65,11 +65,13 @@ pub fn pretend_used(cont: &Container, is_packed: bool) -> TokenStream {
 fn pretend_fields_used(cont: &Container, is_packed: bool) -> TokenStream {
     match &cont.data {
         Data::Enum(variants) => pretend_fields_used_enum(cont, variants),
-        Data::Struct(Style::Struct, fields) => if is_packed {
-            pretend_fields_used_struct_packed(cont, fields)
-        } else {
-            pretend_fields_used_struct(cont, fields)
-        },
+        Data::Struct(Style::Struct, fields) => {
+            if is_packed {
+                pretend_fields_used_struct_packed(cont, fields)
+            } else {
+                pretend_fields_used_struct(cont, fields)
+            }
+        }
         Data::Struct(_, _) => quote!(),
     }
 }

serde_derive_internals/Cargo.toml

@@ -2,6 +2,7 @@
 name = "serde_derive_internals"
 version = "0.26.0" # remember to update html_root_url
 authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
+rust-version = "1.31"
 license = "MIT OR Apache-2.0"
 description = "AST representation used by Serde derive macros. Unstable."
 homepage = "https://serde.rs"

serde_derive_internals/lib.rs

@@ -1,6 +1,5 @@
 #![doc(html_root_url = "https://docs.rs/serde_derive_internals/0.26.0")]
 #![allow(unknown_lints, bare_trait_objects)]
-#![deny(clippy::all, clippy::pedantic)]
 // Ignored clippy lints
 #![allow(
     clippy::cognitive_complexity,
@@ -23,6 +22,7 @@
     clippy::enum_glob_use,
     clippy::items_after_statements,
     clippy::let_underscore_drop,
+    clippy::manual_assert,
     clippy::match_same_arms,
     // clippy bug: https://github.com/rust-lang/rust-clippy/issues/6984
     clippy::match_wildcard_for_single_variants,

serde_test/Cargo.toml

@@ -1,7 +1,8 @@
 [package]
 name = "serde_test"
-version = "1.0.130" # remember to update html_root_url
+version = "1.0.131" # remember to update html_root_url
 authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
+rust-version = "1.15"
 license = "MIT OR Apache-2.0"
 description = "Token De/Serializer for testing De/Serialize implementations"
 homepage = "https://serde.rs"

serde_test/src/lib.rs

@@ -144,9 +144,8 @@
 //! # }
 //! ```
 
-#![doc(html_root_url = "https://docs.rs/serde_test/1.0.130")]
+#![doc(html_root_url = "https://docs.rs/serde_test/1.0.131")]
 #![cfg_attr(feature = "cargo-clippy", allow(renamed_and_removed_lints))]
-#![cfg_attr(feature = "cargo-clippy", deny(clippy, clippy_pedantic))]
 // Ignored clippy lints
 #![cfg_attr(feature = "cargo-clippy", allow(float_cmp, needless_doctest_main))]
 // Ignored clippy_pedantic lints
@@ -155,6 +154,7 @@
     allow(
         cloned_instead_of_copied,
         empty_line_after_outer_attr,
+        manual_assert,
         missing_docs_in_private_items,
         missing_panics_doc,
         module_name_repetitions,

test_suite/Cargo.toml

@@ -23,4 +23,4 @@ rustversion = "1.0"
 serde = { path = "../serde", features = ["rc", "derive"] }
 serde_derive = { path = "../serde_derive", features = ["deserialize_in_place"] }
 serde_test = { path = "../serde_test" }
-trybuild = { version = "1.0.19", features = ["diff"] }
+trybuild = { version = "1.0.49", features = ["diff"] }

test_suite/tests/test_annotations.rs

@@ -3,6 +3,7 @@
     clippy::from_over_into,
     // Clippy bug: https://github.com/rust-lang/rust-clippy/issues/7422
     clippy::nonstandard_macro_braces,
+    clippy::too_many_lines,
     clippy::trivially_copy_pass_by_ref
 )]
 

test_suite/tests/test_borrow.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::items_after_statements, clippy::used_underscore_binding)]
+
 use serde::{Deserialize, Deserializer};
 use serde_test::{assert_de_tokens, assert_de_tokens_error, Token};
 

test_suite/tests/test_de.rs

@@ -1,4 +1,10 @@
-#![allow(clippy::decimal_literal_representation, clippy::unreadable_literal)]
+#![allow(
+    clippy::decimal_literal_representation,
+    clippy::empty_enum,
+    clippy::manual_assert,
+    clippy::needless_pass_by_value,
+    clippy::unreadable_literal
+)]
 #![cfg_attr(feature = "unstable", feature(never_type))]
 
 use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet};

test_suite/tests/test_gen.rs

@@ -6,9 +6,14 @@
 #![allow(
     unknown_lints,
     mixed_script_confusables,
+    clippy::items_after_statements,
+    clippy::missing_errors_doc,
+    clippy::missing_panics_doc,
+    clippy::must_use_candidate,
     // Clippy bug: https://github.com/rust-lang/rust-clippy/issues/7422
     clippy::nonstandard_macro_braces,
     clippy::ptr_arg,
+    clippy::too_many_lines,
     clippy::trivially_copy_pass_by_ref
 )]
 

test_suite/tests/test_macros.rs

@@ -1,5 +1,9 @@
 #![deny(trivial_numeric_casts)]
-#![allow(clippy::redundant_field_names)]
+#![allow(
+    clippy::enum_variant_names,
+    clippy::redundant_field_names,
+    clippy::too_many_lines
+)]
 
 mod bytes;
 

test_suite/tests/test_self.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::used_underscore_binding)]
+
 use serde::{Deserialize, Serialize};
 
 #[test]

test_suite/tests/test_serde_path.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::type_repetition_in_bounds)]
+
 #[test]
 fn test_gen_custom_serde() {
     #[derive(serde::Serialize, serde::Deserialize)]

test_suite/tests/test_value.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::similar_names)]
+
 use serde::de::value::{self, MapAccessDeserializer};
 use serde::de::{IntoDeserializer, MapAccess, Visitor};
 use serde::{Deserialize, Deserializer};

test_suite/tests/ui/borrow/bad_lifetimes.stderr

@@ -1,5 +1,5 @@
 error: failed to parse borrowed lifetimes: "zzz"
- --> $DIR/bad_lifetimes.rs:5:22
+ --> tests/ui/borrow/bad_lifetimes.rs:5:22
   |
 5 |     #[serde(borrow = "zzz")]
   |                      ^^^^^

test_suite/tests/ui/borrow/duplicate_lifetime.stderr

@@ -1,5 +1,5 @@
 error: duplicate borrowed lifetime `'a`
- --> $DIR/duplicate_lifetime.rs:5:22
+ --> tests/ui/borrow/duplicate_lifetime.rs:5:22
   |
 5 |     #[serde(borrow = "'a + 'a")]
   |                      ^^^^^^^^^

test_suite/tests/ui/borrow/duplicate_variant.stderr

@@ -1,5 +1,5 @@
 error: duplicate serde attribute `borrow`
- --> $DIR/duplicate_variant.rs:8:13
+ --> tests/ui/borrow/duplicate_variant.rs:8:13
   |
 8 |     #[serde(borrow)]
   |             ^^^^^^

test_suite/tests/ui/borrow/empty_lifetimes.stderr

@@ -1,5 +1,5 @@
 error: at least one lifetime must be borrowed
- --> $DIR/empty_lifetimes.rs:5:22
+ --> tests/ui/borrow/empty_lifetimes.rs:5:22
   |
 5 |     #[serde(borrow = "")]
   |                      ^^

test_suite/tests/ui/borrow/no_lifetimes.stderr

@@ -1,5 +1,5 @@
 error: field `s` has no lifetimes to borrow
- --> $DIR/no_lifetimes.rs:5:5
+ --> tests/ui/borrow/no_lifetimes.rs:5:5
   |
 5 | /     #[serde(borrow)]
 6 | |     s: String,

test_suite/tests/ui/borrow/struct_variant.stderr

@@ -1,5 +1,5 @@
 error: #[serde(borrow)] may only be used on newtype variants
- --> $DIR/struct_variant.rs:8:5
+ --> tests/ui/borrow/struct_variant.rs:8:5
   |
 8 | /     #[serde(borrow)]
 9 | |     S { s: Str<'a> },

test_suite/tests/ui/borrow/wrong_lifetime.stderr

@@ -1,5 +1,5 @@
 error: field `s` does not have lifetime 'b
- --> $DIR/wrong_lifetime.rs:5:5
+ --> tests/ui/borrow/wrong_lifetime.rs:5:5
   |
 5 | /     #[serde(borrow = "'b")]
 6 | |     s: &'a str,

test_suite/tests/ui/conflict/adjacent-tag.stderr

@@ -1,5 +1,5 @@
 error: enum tags `conflict` for type and content conflict with each other
- --> $DIR/adjacent-tag.rs:4:1
+ --> tests/ui/conflict/adjacent-tag.rs:4:1
   |
 4 | / #[serde(tag = "conflict", content = "conflict")]
 5 | | enum E {

test_suite/tests/ui/conflict/flatten-newtype-struct.stderr

@@ -1,5 +1,5 @@
 error: #[serde(flatten)] cannot be used on newtype structs
- --> $DIR/flatten-newtype-struct.rs:6:12
+ --> tests/ui/conflict/flatten-newtype-struct.rs:6:12
   |
 6 | struct Foo(#[serde(flatten)] HashMap<String, String>);
   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

test_suite/tests/ui/conflict/flatten-tuple-struct.stderr

@@ -1,5 +1,5 @@
 error: #[serde(flatten)] cannot be used on tuple structs
- --> $DIR/flatten-tuple-struct.rs:6:17
+ --> tests/ui/conflict/flatten-tuple-struct.rs:6:17
   |
 6 | struct Foo(u32, #[serde(flatten)] HashMap<String, String>);
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

test_suite/tests/ui/conflict/from-try-from.stderr

@@ -1,5 +1,5 @@
 error: #[serde(from = "...")] and #[serde(try_from = "...")] conflict with each other
- --> $DIR/from-try-from.rs:4:1
+ --> tests/ui/conflict/from-try-from.rs:4:1
   |
 4 | / #[serde(from = "u64", try_from = "u64")]
 5 | | struct S {

test_suite/tests/ui/conflict/internal-tag-alias.stderr

@@ -1,5 +1,5 @@
 error: variant field name `conflict` conflicts with internal tag
-  --> $DIR/internal-tag-alias.rs:4:1
+  --> tests/ui/conflict/internal-tag-alias.rs:4:1
    |
 4  | / #[serde(tag = "conflict")]
 5  | | enum E {

test_suite/tests/ui/conflict/internal-tag.stderr

@@ -1,5 +1,5 @@
 error: variant field name `conflict` conflicts with internal tag
-  --> $DIR/internal-tag.rs:4:1
+  --> tests/ui/conflict/internal-tag.rs:4:1
    |
 4  | / #[serde(tag = "conflict")]
 5  | | enum E {

test_suite/tests/ui/default-attribute/enum.stderr

@@ -1,5 +1,5 @@
 error: #[serde(default)] can only be used on structs with named fields
- --> $DIR/enum.rs:5:1
+ --> tests/ui/default-attribute/enum.rs:5:1
   |
 5 | enum E {
   | ^^^^

test_suite/tests/ui/default-attribute/enum_path.stderr

@@ -1,5 +1,5 @@
 error: #[serde(default = "...")] can only be used on structs with named fields
- --> $DIR/enum_path.rs:5:1
+ --> tests/ui/default-attribute/enum_path.rs:5:1
   |
 5 | enum E {
   | ^^^^

test_suite/tests/ui/default-attribute/nameless_struct_fields.stderr

@@ -1,5 +1,5 @@
 error: #[serde(default)] can only be used on structs with named fields
- --> $DIR/nameless_struct_fields.rs:5:9
+ --> tests/ui/default-attribute/nameless_struct_fields.rs:5:9
   |
 5 | struct T(u8, u8);
   |         ^^^^^^^^

test_suite/tests/ui/default-attribute/nameless_struct_fields_path.stderr

@@ -1,5 +1,5 @@
 error: #[serde(default = "...")] can only be used on structs with named fields
- --> $DIR/nameless_struct_fields_path.rs:5:9
+ --> tests/ui/default-attribute/nameless_struct_fields_path.rs:5:9
   |
 5 | struct T(u8, u8);
   |         ^^^^^^^^

test_suite/tests/ui/duplicate-attribute/rename-and-ser.stderr

@@ -1,5 +1,5 @@
 error: unknown serde field attribute `serialize`
- --> $DIR/rename-and-ser.rs:5:27
+ --> tests/ui/duplicate-attribute/rename-and-ser.rs:5:27
   |
 5 |     #[serde(rename = "x", serialize = "y")]
   |                           ^^^^^^^^^

test_suite/tests/ui/duplicate-attribute/rename-ser-rename-ser.stderr

@@ -1,5 +1,5 @@
 error: duplicate serde attribute `rename`
- --> $DIR/rename-ser-rename-ser.rs:5:38
+ --> tests/ui/duplicate-attribute/rename-ser-rename-ser.rs:5:38
   |
 5 |     #[serde(rename(serialize = "x"), rename(serialize = "y"))]
   |                                      ^^^^^^

test_suite/tests/ui/duplicate-attribute/rename-ser-rename.stderr

@@ -1,5 +1,5 @@
 error: duplicate serde attribute `rename`
- --> $DIR/rename-ser-rename.rs:6:13
+ --> tests/ui/duplicate-attribute/rename-ser-rename.rs:6:13
   |
 6 |     #[serde(rename = "y")]
   |             ^^^^^^

test_suite/tests/ui/duplicate-attribute/rename-ser-ser.stderr

@@ -1,5 +1,5 @@
 error: duplicate serde attribute `rename`
- --> $DIR/rename-ser-ser.rs:5:37
+ --> tests/ui/duplicate-attribute/rename-ser-ser.rs:5:37
   |
 5 |     #[serde(rename(serialize = "x", serialize = "y"))]
   |                                     ^^^^^^^^^

test_suite/tests/ui/duplicate-attribute/two-rename-ser.stderr

@@ -1,5 +1,5 @@
 error: duplicate serde attribute `rename`
- --> $DIR/two-rename-ser.rs:6:13
+ --> tests/ui/duplicate-attribute/two-rename-ser.rs:6:13
   |
 6 |     #[serde(rename(serialize = "y"))]
   |             ^^^^^^

test_suite/tests/ui/duplicate-attribute/with-and-serialize-with.stderr

@@ -1,5 +1,5 @@
 error: duplicate serde attribute `serialize_with`
- --> $DIR/with-and-serialize-with.rs:5:25
+ --> tests/ui/duplicate-attribute/with-and-serialize-with.rs:5:25
   |
 5 |     #[serde(with = "w", serialize_with = "s")]
   |                         ^^^^^^^^^^^^^^

test_suite/tests/ui/enum-representation/content-no-tag.stderr

@@ -1,5 +1,5 @@
 error: #[serde(tag = "...", content = "...")] must be used together
- --> $DIR/content-no-tag.rs:4:9
+ --> tests/ui/enum-representation/content-no-tag.rs:4:9
   |
 4 | #[serde(content = "c")]
   |         ^^^^^^^

test_suite/tests/ui/enum-representation/internal-tuple-variant.stderr

@@ -1,5 +1,5 @@
 error: #[serde(tag = "...")] cannot be used with tuple variants
- --> $DIR/internal-tuple-variant.rs:6:5
+ --> tests/ui/enum-representation/internal-tuple-variant.rs:6:5
   |
 6 |     Tuple(u8, u8),
   |     ^^^^^^^^^^^^^

test_suite/tests/ui/enum-representation/untagged-and-adjacent.stderr

@@ -1,17 +1,17 @@
 error: untagged enum cannot have #[serde(tag = "...", content = "...")]
- --> $DIR/untagged-and-adjacent.rs:4:9
+ --> tests/ui/enum-representation/untagged-and-adjacent.rs:4:9
   |
 4 | #[serde(untagged)]
   |         ^^^^^^^^
 
 error: untagged enum cannot have #[serde(tag = "...", content = "...")]
- --> $DIR/untagged-and-adjacent.rs:5:9
+ --> tests/ui/enum-representation/untagged-and-adjacent.rs:5:9
   |
 5 | #[serde(tag = "t", content = "c")]
   |         ^^^
 
 error: untagged enum cannot have #[serde(tag = "...", content = "...")]
- --> $DIR/untagged-and-adjacent.rs:5:20
+ --> tests/ui/enum-representation/untagged-and-adjacent.rs:5:20
   |
 5 | #[serde(tag = "t", content = "c")]
   |                    ^^^^^^^

test_suite/tests/ui/enum-representation/untagged-and-content.stderr

@@ -1,11 +1,11 @@
 error: untagged enum cannot have #[serde(content = "...")]
- --> $DIR/untagged-and-content.rs:4:9
+ --> tests/ui/enum-representation/untagged-and-content.rs:4:9
   |
 4 | #[serde(untagged)]
   |         ^^^^^^^^
 
 error: untagged enum cannot have #[serde(content = "...")]
- --> $DIR/untagged-and-content.rs:5:9
+ --> tests/ui/enum-representation/untagged-and-content.rs:5:9
   |
 5 | #[serde(content = "c")]
   |         ^^^^^^^

test_suite/tests/ui/enum-representation/untagged-and-internal.stderr

@@ -1,11 +1,11 @@
 error: enum cannot be both untagged and internally tagged
- --> $DIR/untagged-and-internal.rs:4:9
+ --> tests/ui/enum-representation/untagged-and-internal.rs:4:9
   |
 4 | #[serde(untagged)]
   |         ^^^^^^^^
 
 error: enum cannot be both untagged and internally tagged
- --> $DIR/untagged-and-internal.rs:5:9
+ --> tests/ui/enum-representation/untagged-and-internal.rs:5:9
   |
 5 | #[serde(tag = "type")]
   |         ^^^

test_suite/tests/ui/enum-representation/untagged-struct.stderr

@@ -1,5 +1,5 @@
 error: #[serde(untagged)] can only be used on enums
- --> $DIR/untagged-struct.rs:5:1
+ --> tests/ui/enum-representation/untagged-struct.rs:5:1
   |
 5 | struct S;
   | ^^^^^^

test_suite/tests/ui/expected-string/boolean.stderr

@@ -1,5 +1,5 @@
 error: expected serde rename attribute to be a string: `rename = "..."`
- --> $DIR/boolean.rs:5:22
+ --> tests/ui/expected-string/boolean.rs:5:22
   |
 5 |     #[serde(rename = true)]
   |                      ^^^^

test_suite/tests/ui/expected-string/byte_character.stderr

@@ -1,5 +1,5 @@
 error: expected serde rename attribute to be a string: `rename = "..."`
- --> $DIR/byte_character.rs:5:22
+ --> tests/ui/expected-string/byte_character.rs:5:22
   |
 5 |     #[serde(rename = b'a')]
   |                      ^^^^

test_suite/tests/ui/expected-string/byte_string.stderr

@@ -1,5 +1,5 @@
 error: expected serde rename attribute to be a string: `rename = "..."`
- --> $DIR/byte_string.rs:5:22
+ --> tests/ui/expected-string/byte_string.rs:5:22
   |
 5 |     #[serde(rename = b"byte string")]
   |                      ^^^^^^^^^^^^^^

test_suite/tests/ui/expected-string/character.stderr

@@ -1,5 +1,5 @@
 error: expected serde rename attribute to be a string: `rename = "..."`
- --> $DIR/character.rs:5:22
+ --> tests/ui/expected-string/character.rs:5:22
   |
 5 |     #[serde(rename = 'a')]
   |                      ^^^

test_suite/tests/ui/expected-string/float.stderr

@@ -1,5 +1,5 @@
 error: expected serde rename attribute to be a string: `rename = "..."`
- --> $DIR/float.rs:5:22
+ --> tests/ui/expected-string/float.rs:5:22
   |
 5 |     #[serde(rename = 3.14)]
   |                      ^^^^

test_suite/tests/ui/expected-string/integer.stderr

@@ -1,5 +1,5 @@
 error: expected serde rename attribute to be a string: `rename = "..."`
- --> $DIR/integer.rs:5:22
+ --> tests/ui/expected-string/integer.rs:5:22
   |
 5 |     #[serde(rename = 100)]
   |                      ^^^

test_suite/tests/ui/identifier/both.stderr

@@ -1,11 +1,11 @@
 error: #[serde(field_identifier)] and #[serde(variant_identifier)] cannot both be set
- --> $DIR/both.rs:4:9
+ --> tests/ui/identifier/both.rs:4:9
   |
 4 | #[serde(field_identifier, variant_identifier)]
   |         ^^^^^^^^^^^^^^^^
 
 error: #[serde(field_identifier)] and #[serde(variant_identifier)] cannot both be set
- --> $DIR/both.rs:4:27
+ --> tests/ui/identifier/both.rs:4:27
   |
 4 | #[serde(field_identifier, variant_identifier)]
   |                           ^^^^^^^^^^^^^^^^^^

test_suite/tests/ui/identifier/field_struct.stderr

@@ -1,5 +1,5 @@
 error: #[serde(field_identifier)] can only be used on an enum
- --> $DIR/field_struct.rs:5:1
+ --> tests/ui/identifier/field_struct.rs:5:1
   |
 5 | struct S;
   | ^^^^^^

test_suite/tests/ui/identifier/field_tuple.stderr

@@ -1,5 +1,5 @@
 error: #[serde(field_identifier)] may only contain unit variants
- --> $DIR/field_tuple.rs:7:5
+ --> tests/ui/identifier/field_tuple.rs:7:5
   |
 7 |     B(u8, u8),
   |     ^^^^^^^^^

test_suite/tests/ui/identifier/newtype_not_last.stderr

@@ -1,5 +1,5 @@
 error: `Other` must be the last variant
- --> $DIR/newtype_not_last.rs:7:5
+ --> tests/ui/identifier/newtype_not_last.rs:7:5
   |
 7 |     Other(String),
   |     ^^^^^^^^^^^^^

test_suite/tests/ui/identifier/not_unit.stderr

@@ -1,5 +1,5 @@
 error: #[serde(other)] must be on a unit variant
- --> $DIR/not_unit.rs:7:5
+ --> tests/ui/identifier/not_unit.rs:7:5
   |
 7 | /     #[serde(other)]
 8 | |     Other(u8, u8),

test_suite/tests/ui/identifier/other_not_last.stderr

@@ -1,5 +1,5 @@
 error: #[serde(other)] must be on the last variant
- --> $DIR/other_not_last.rs:7:5
+ --> tests/ui/identifier/other_not_last.rs:7:5
   |
 7 | /     #[serde(other)]
 8 | |     Other,

test_suite/tests/ui/identifier/other_untagged.stderr

@@ -1,5 +1,5 @@
 error: #[serde(other)] cannot appear on untagged enum
- --> $DIR/other_untagged.rs:6:5
+ --> tests/ui/identifier/other_untagged.rs:6:5
   |
 6 | /     #[serde(other)]
 7 | |     Other,

test_suite/tests/ui/identifier/other_variant.stderr

@@ -1,5 +1,5 @@
 error: #[serde(other)] may not be used on a variant identifier
- --> $DIR/other_variant.rs:6:5
+ --> tests/ui/identifier/other_variant.rs:6:5
   |
 6 | /     #[serde(other)]
 7 | |     Other,

test_suite/tests/ui/identifier/variant_struct.stderr

@@ -1,5 +1,5 @@
 error: #[serde(variant_identifier)] can only be used on an enum
- --> $DIR/variant_struct.rs:5:1
+ --> tests/ui/identifier/variant_struct.rs:5:1
   |
 5 | struct S;
   | ^^^^^^

test_suite/tests/ui/identifier/variant_tuple.stderr

@@ -1,5 +1,5 @@
 error: #[serde(variant_identifier)] may only contain unit variants
- --> $DIR/variant_tuple.rs:7:5
+ --> tests/ui/identifier/variant_tuple.rs:7:5
   |
 7 |     B(u8, u8),
   |     ^^^^^^^^^

test_suite/tests/ui/malformed/bound.stderr

@@ -1,5 +1,5 @@
 error: malformed bound attribute, expected `bound(serialize = ..., deserialize = ...)`
- --> $DIR/bound.rs:5:19
+ --> tests/ui/malformed/bound.rs:5:19
   |
 5 |     #[serde(bound(unknown))]
   |                   ^^^^^^^

test_suite/tests/ui/malformed/cut_off.stderr

@@ -1,5 +1,5 @@
 error: unexpected end of input, expected literal
- --> $DIR/cut_off.rs:4:17
+ --> tests/ui/malformed/cut_off.rs:4:17
   |
 4 | #[serde(rename =)]
   |                 ^

test_suite/tests/ui/malformed/not_list.stderr

@@ -1,11 +1,11 @@
 error: expected #[serde(...)]
- --> $DIR/not_list.rs:4:3
+ --> tests/ui/malformed/not_list.rs:4:3
   |
 4 | #[serde]
   |   ^^^^^
 
 error: expected #[serde(...)]
- --> $DIR/not_list.rs:5:3
+ --> tests/ui/malformed/not_list.rs:5:3
   |
 5 | #[serde = "?"]
   |   ^^^^^^^^^^^

test_suite/tests/ui/malformed/rename.stderr

@@ -1,5 +1,5 @@
 error: malformed rename attribute, expected `rename(serialize = ..., deserialize = ...)`
- --> $DIR/rename.rs:5:20
+ --> tests/ui/malformed/rename.rs:5:20
   |
 5 |     #[serde(rename(unknown))]
   |                    ^^^^^^^

test_suite/tests/ui/precondition/deserialize_de_lifetime.stderr

@@ -1,5 +1,5 @@
 error: cannot deserialize when there is a lifetime parameter called 'de
- --> $DIR/deserialize_de_lifetime.rs:4:10
+ --> tests/ui/precondition/deserialize_de_lifetime.rs:4:10
   |
 4 | struct S<'de> {
   |          ^^^

test_suite/tests/ui/precondition/deserialize_dst.stderr

@@ -1,5 +1,5 @@
 error: cannot deserialize a dynamically sized struct
- --> $DIR/deserialize_dst.rs:4:1
+ --> tests/ui/precondition/deserialize_dst.rs:4:1
   |
 4 | / struct S {
 5 | |     string: String,

test_suite/tests/ui/precondition/serialize_field_identifier.stderr

@@ -1,5 +1,5 @@
 error: field identifiers cannot be serialized
- --> $DIR/serialize_field_identifier.rs:4:1
+ --> tests/ui/precondition/serialize_field_identifier.rs:4:1
   |
 4 | / #[serde(field_identifier)]
 5 | | enum F {

test_suite/tests/ui/precondition/serialize_variant_identifier.stderr

@@ -1,5 +1,5 @@
 error: variant identifiers cannot be serialized
- --> $DIR/serialize_variant_identifier.rs:4:1
+ --> tests/ui/precondition/serialize_variant_identifier.rs:4:1
   |
 4 | / #[serde(variant_identifier)]
 5 | | enum F {

test_suite/tests/ui/remote/bad_getter.stderr

@@ -1,5 +1,5 @@
 error: failed to parse path: "~~~"
-  --> $DIR/bad_getter.rs:12:22
+  --> tests/ui/remote/bad_getter.rs:12:22
    |
 12 |     #[serde(getter = "~~~")]
    |                      ^^^^^

test_suite/tests/ui/remote/bad_remote.stderr

@@ -1,5 +1,5 @@
 error: failed to parse path: "~~~"
-  --> $DIR/bad_remote.rs:10:18
+  --> tests/ui/remote/bad_remote.rs:10:18
    |
 10 | #[serde(remote = "~~~")]
    |                  ^^^^^

test_suite/tests/ui/remote/enum_getter.stderr

@@ -1,5 +1,5 @@
 error: #[serde(getter = "...")] is not allowed in an enum
-  --> $DIR/enum_getter.rs:10:1
+  --> tests/ui/remote/enum_getter.rs:10:1
    |
 10 | / #[serde(remote = "remote::E")]
 11 | | pub enum E {

test_suite/tests/ui/remote/missing_field.stderr

@@ -1,5 +1,5 @@
 error[E0063]: missing field `b` in initializer of `remote::S`
-  --> $DIR/missing_field.rs:11:18
+  --> tests/ui/remote/missing_field.rs:11:18
    |
 11 | #[serde(remote = "remote::S")]
    |                  ^^^^^^^^^^^ missing `b`

test_suite/tests/ui/remote/nonremote_getter.stderr

@@ -1,5 +1,5 @@
 error: #[serde(getter = "...")] can only be used in structs that have #[serde(remote = "...")]
- --> $DIR/nonremote_getter.rs:4:1
+ --> tests/ui/remote/nonremote_getter.rs:4:1
   |
 4 | / struct S {
 5 | |     #[serde(getter = "S::get")]

test_suite/tests/ui/remote/unknown_field.stderr

@@ -1,11 +1,11 @@
 error[E0609]: no field `b` on type `&remote::S`
-  --> $DIR/unknown_field.rs:12:5
+  --> tests/ui/remote/unknown_field.rs:12:5
    |
 12 |     b: u8,
    |     ^ help: a field with a similar name exists: `a`
 
 error[E0560]: struct `remote::S` has no field named `b`
-  --> $DIR/unknown_field.rs:12:5
+  --> tests/ui/remote/unknown_field.rs:12:5
    |
 12 |     b: u8,
    |     ^ help: a field with a similar name exists: `a`

test_suite/tests/ui/remote/wrong_de.stderr

@@ -1,10 +1,11 @@
 error[E0308]: mismatched types
- --> $DIR/wrong_de.rs:7:10
+ --> tests/ui/remote/wrong_de.rs:7:10
   |
 7 | #[derive(Deserialize)]
-  |          ^^^^^^^^^^^
-  |          |
-  |          expected `u16`, found `u8`
-  |          help: you can convert a `u8` to a `u16`: `Deserialize.into()`
+  |          ^^^^^^^^^^^ expected `u16`, found `u8`
   |
   = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
+help: you can convert a `u8` to a `u16`
+  |
+7 | #[derive(Deserialize.into())]
+  |                     +++++++

test_suite/tests/ui/remote/wrong_getter.stderr

@@ -1,5 +1,5 @@
 error[E0308]: mismatched types
-  --> $DIR/wrong_getter.rs:15:10
+  --> tests/ui/remote/wrong_getter.rs:15:10
    |
 15 | #[derive(Serialize)]
    |          ^^^^^^^^^ expected `u8`, found `u16`

test_suite/tests/ui/remote/wrong_ser.stderr

@@ -1,5 +1,5 @@
 error[E0308]: mismatched types
- --> $DIR/wrong_ser.rs:9:10
+ --> tests/ui/remote/wrong_ser.rs:9:10
   |
 9 | #[derive(Serialize)]
   |          ^^^^^^^^^ expected `u8`, found `u16`

test_suite/tests/ui/rename/container_unknown_rename_rule.stderr

@@ -1,5 +1,5 @@
 error: unknown rename rule `rename_all = "abc"`, expected one of "lowercase", "UPPERCASE", "PascalCase", "camelCase", "snake_case", "SCREAMING_SNAKE_CASE", "kebab-case", "SCREAMING-KEBAB-CASE"
- --> $DIR/container_unknown_rename_rule.rs:4:22
+ --> tests/ui/rename/container_unknown_rename_rule.rs:4:22
   |
 4 | #[serde(rename_all = "abc")]
   |                      ^^^^^

test_suite/tests/ui/rename/variant_unknown_rename_rule.stderr

@@ -1,5 +1,5 @@
 error: unknown rename rule `rename_all = "abc"`, expected one of "lowercase", "UPPERCASE", "PascalCase", "camelCase", "snake_case", "SCREAMING_SNAKE_CASE", "kebab-case", "SCREAMING-KEBAB-CASE"
- --> $DIR/variant_unknown_rename_rule.rs:5:26
+ --> tests/ui/rename/variant_unknown_rename_rule.rs:5:26
   |
 5 |     #[serde(rename_all = "abc")]
   |                          ^^^^^

test_suite/tests/ui/struct-representation/internally-tagged-tuple.stderr

@@ -1,5 +1,5 @@
 error: #[serde(tag = "...")] can only be used on enums and structs with named fields
- --> $DIR/internally-tagged-tuple.rs:5:9
+ --> tests/ui/struct-representation/internally-tagged-tuple.rs:5:9
   |
 5 | struct S(u8, u8);
   |         ^^^^^^^^

test_suite/tests/ui/struct-representation/internally-tagged-unit.stderr

@@ -1,5 +1,5 @@
 error: #[serde(tag = "...")] can only be used on enums and structs with named fields
- --> $DIR/internally-tagged-unit.rs:3:10
+ --> tests/ui/struct-representation/internally-tagged-unit.rs:3:10
   |
 3 | #[derive(Serialize)]
   |          ^^^^^^^^^

test_suite/tests/ui/transparent/at_most_one.stderr

@@ -1,5 +1,5 @@
 error: #[serde(transparent)] requires struct to have at most one transparent field
- --> $DIR/at_most_one.rs:4:1
+ --> tests/ui/transparent/at_most_one.rs:4:1
   |
 4 | / #[serde(transparent)]
 5 | | struct S {

test_suite/tests/ui/transparent/de_at_least_one.stderr

@@ -1,5 +1,5 @@
 error: #[serde(transparent)] requires at least one field that is neither skipped nor has a default
-  --> $DIR/de_at_least_one.rs:4:1
+  --> tests/ui/transparent/de_at_least_one.rs:4:1
    |
 4  | / #[serde(transparent)]
 5  | | struct S {

test_suite/tests/ui/transparent/enum.stderr

@@ -1,5 +1,5 @@
 error: #[serde(transparent)] is not allowed on an enum
- --> $DIR/enum.rs:4:1
+ --> tests/ui/transparent/enum.rs:4:1
   |
 4 | / #[serde(transparent)]
 5 | | enum E {}

test_suite/tests/ui/transparent/ser_at_least_one.stderr

@@ -1,5 +1,5 @@
 error: #[serde(transparent)] requires at least one field that is not skipped
- --> $DIR/ser_at_least_one.rs:4:1
+ --> tests/ui/transparent/ser_at_least_one.rs:4:1
   |
 4 | / #[serde(transparent)]
 5 | | struct S {

test_suite/tests/ui/transparent/unit_struct.stderr

@@ -1,5 +1,5 @@
 error: #[serde(transparent)] is not allowed on a unit struct
- --> $DIR/unit_struct.rs:4:1
+ --> tests/ui/transparent/unit_struct.rs:4:1
   |
 4 | / #[serde(transparent)]
 5 | | struct S;

test_suite/tests/ui/transparent/with_from.stderr

@@ -1,5 +1,5 @@
 error: #[serde(transparent)] is not allowed with #[serde(from = "...")]
- --> $DIR/with_from.rs:4:1
+ --> tests/ui/transparent/with_from.rs:4:1
   |
 4 | / #[serde(transparent, from = "u64")]
 5 | | struct S {

test_suite/tests/ui/transparent/with_into.stderr

@@ -1,5 +1,5 @@
 error: #[serde(transparent)] is not allowed with #[serde(into = "...")]
- --> $DIR/with_into.rs:4:1
+ --> tests/ui/transparent/with_into.rs:4:1
   |
 4 | / #[serde(transparent, into = "u64")]
 5 | | struct S {

test_suite/tests/ui/transparent/with_try_from.stderr

@@ -1,5 +1,5 @@
 error: #[serde(transparent)] is not allowed with #[serde(try_from = "...")]
- --> $DIR/with_try_from.rs:4:1
+ --> tests/ui/transparent/with_try_from.rs:4:1
   |
 4 | / #[serde(transparent, try_from = "u64")]
 5 | | struct S {

test_suite/tests/ui/type-attribute/from.stderr

@@ -1,5 +1,5 @@
 error: failed to parse type: from = "Option<T"
- --> $DIR/from.rs:4:16
+ --> tests/ui/type-attribute/from.rs:4:16
   |
 4 | #[serde(from = "Option<T")]
   |                ^^^^^^^^^^

test_suite/tests/ui/type-attribute/into.stderr

@@ -1,5 +1,5 @@
 error: failed to parse type: into = "Option<T"
- --> $DIR/into.rs:4:16
+ --> tests/ui/type-attribute/into.rs:4:16
   |
 4 | #[serde(into = "Option<T")]
   |                ^^^^^^^^^^

test_suite/tests/ui/type-attribute/try_from.stderr

@@ -1,5 +1,5 @@
 error: failed to parse type: try_from = "Option<T"
- --> $DIR/try_from.rs:4:20
+ --> tests/ui/type-attribute/try_from.rs:4:20
   |
 4 | #[serde(try_from = "Option<T")]
   |                    ^^^^^^^^^^

test_suite/tests/ui/unexpected-literal/container.stderr

@@ -1,5 +1,5 @@
 error: unexpected literal in serde container attribute
- --> $DIR/container.rs:4:9
+ --> tests/ui/unexpected-literal/container.rs:4:9
   |
 4 | #[serde("literal")]
   |         ^^^^^^^^^

test_suite/tests/ui/unexpected-literal/field.stderr

@@ -1,5 +1,5 @@
 error: unexpected literal in serde field attribute
- --> $DIR/field.rs:5:13
+ --> tests/ui/unexpected-literal/field.rs:5:13
   |
 5 |     #[serde("literal")]
   |             ^^^^^^^^^