[INFO] fetching crate mod_trait_exerci 0.2.1...
[INFO] checking mod_trait_exerci-0.2.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate mod_trait_exerci 0.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mod_trait_exerci 0.2.1
[INFO] finished tweaking crates.io crate mod_trait_exerci 0.2.1
[INFO] tweaked toml for crates.io crate mod_trait_exerci 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mod_trait_exerci 0.2.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mod_trait_exerci 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82a27358a7dea97615339b1673e1234f646399694d82ecd3dbe0edde380198c8
[INFO] running `Command { std: "docker" "start" "-a" "82a27358a7dea97615339b1673e1234f646399694d82ecd3dbe0edde380198c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82a27358a7dea97615339b1673e1234f646399694d82ecd3dbe0edde380198c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a27358a7dea97615339b1673e1234f646399694d82ecd3dbe0edde380198c8", kill_on_drop: false }`
[INFO] [stdout] 82a27358a7dea97615339b1673e1234f646399694d82ecd3dbe0edde380198c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5443cbfcfbe895d0b19e9398f7f2e29a871dd3ac89a8ef69fe1699d068728645
[INFO] running `Command { std: "docker" "start" "-a" "5443cbfcfbe895d0b19e9398f7f2e29a871dd3ac89a8ef69fe1699d068728645", kill_on_drop: false }`
[INFO] [stderr]     Checking mod_trait_exerci v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_bare/mod.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub data: (u32),
[INFO] [stdout]   |               ^   ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 3 -     pub data: (u32),
[INFO] [stdout] 3 +     pub data: u32,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_bare/mod.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn get_tuple(&self) -> (u32) {
[INFO] [stdout]   |                                ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -     pub fn get_tuple(&self) -> (u32) {
[INFO] [stdout] 7 +     pub fn get_tuple(&self) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> src/mod_bare/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         (self.data)
[INFO] [stdout]   |         ^         ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 -         (self.data)
[INFO] [stdout] 8 +         self.data
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_bare/mod.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn get_tuple(&self) -> (u32) {
[INFO] [stdout]    |                                ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     pub fn get_tuple(&self) -> (u32) {
[INFO] [stdout] 16 +     pub fn get_tuple(&self) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mod_bare/mod.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         (self.0)
[INFO] [stdout]    |         ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -         (self.0)
[INFO] [stdout] 17 +         self.0
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_where_fn.rs:4:61
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> (u32) {
[INFO] [stdout]   |                                                             ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> (u32) {
[INFO] [stdout] 4 + pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_where_fn.rs:8:60
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn get_static_type_ref_with_where<Type>(typ: &Type) -> (u32)
[INFO] [stdout]   |                                                            ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub fn get_static_type_ref_with_where<Type>(typ: &Type) -> (u32)
[INFO] [stdout] 8 + pub fn get_static_type_ref_with_where<Type>(typ: &Type) -> u32
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_static_fn.rs:17:61
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> (u32) {
[INFO] [stdout]    |                                                             ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 - pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> (u32) {
[INFO] [stdout] 17 + pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mod_static_fn.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     (typ.get_tuple())
[INFO] [stdout]    |     ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     (typ.get_tuple())
[INFO] [stdout] 18 +     typ.get_tuple()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_box_static_fn.rs:4:65
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_static_box_ref<Type: TraitCanal>(typ: &Box<Type>) -> (u32) {
[INFO] [stdout]   |                                                                 ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub fn get_static_box_ref<Type: TraitCanal>(typ: &Box<Type>) -> (u32) {
[INFO] [stdout] 4 + pub fn get_static_box_ref<Type: TraitCanal>(typ: &Box<Type>) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> src/mod_box_static_fn.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     (typ.get_tuple())
[INFO] [stdout]   |     ^               ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 5 -     (typ.get_tuple())
[INFO] [stdout] 5 +     typ.get_tuple()
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_box_static_fn.rs:8:60
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn get_static_box<Type: TraitCanal>(typ: Box<Type>) -> (u32) {
[INFO] [stdout]   |                                                            ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub fn get_static_box<Type: TraitCanal>(typ: Box<Type>) -> (u32) {
[INFO] [stdout] 8 + pub fn get_static_box<Type: TraitCanal>(typ: Box<Type>) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> src/mod_box_static_fn.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     (typ.get_tuple())
[INFO] [stdout]   |     ^               ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 -     (typ.get_tuple())
[INFO] [stdout] 9 +     typ.get_tuple()
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_box_static_fn.rs:12:79
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn get_static_box_type_ref<Type: TraitCanal + ?Sized>(typ: Box<&Type>) -> (u32) {
[INFO] [stdout]    |                                                                               ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 - pub fn get_static_box_type_ref<Type: TraitCanal + ?Sized>(typ: Box<&Type>) -> (u32) {
[INFO] [stdout] 12 + pub fn get_static_box_type_ref<Type: TraitCanal + ?Sized>(typ: Box<&Type>) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mod_box_static_fn.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     (typ.get_tuple())
[INFO] [stdout]    |     ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 13 -     (typ.get_tuple())
[INFO] [stdout] 13 +     typ.get_tuple()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_box_static_fn.rs:16:84
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_static_box_and_type_ref<Type: TraitCanal + ?Sized>(typ: &Box<&Type>) -> (u32) {
[INFO] [stdout]    |                                                                                    ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 - pub fn get_static_box_and_type_ref<Type: TraitCanal + ?Sized>(typ: &Box<&Type>) -> (u32) {
[INFO] [stdout] 16 + pub fn get_static_box_and_type_ref<Type: TraitCanal + ?Sized>(typ: &Box<&Type>) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mod_box_static_fn.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     (typ.get_tuple())
[INFO] [stdout]    |     ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -     (typ.get_tuple())
[INFO] [stdout] 17 +     typ.get_tuple()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_dynamic_fn.rs:4:57
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_dynamic_trait_ref(canal: &dyn TraitCanal) -> (u32) {
[INFO] [stdout]   |                                                         ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub fn get_dynamic_trait_ref(canal: &dyn TraitCanal) -> (u32) {
[INFO] [stdout] 4 + pub fn get_dynamic_trait_ref(canal: &dyn TraitCanal) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> src/mod_dynamic_fn.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     (canal.get_tuple())
[INFO] [stdout]   |     ^                 ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 5 -     (canal.get_tuple())
[INFO] [stdout] 5 +     canal.get_tuple()
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_box_dynamic_fn.rs:4:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_dynamic_box(canal: Box<dyn TraitCanal>) -> (u32) {
[INFO] [stdout]   |                                                       ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub fn get_dynamic_box(canal: Box<dyn TraitCanal>) -> (u32) {
[INFO] [stdout] 4 + pub fn get_dynamic_box(canal: Box<dyn TraitCanal>) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_box_dynamic_fn.rs:8:66
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn get_dynamic_box_trait_ref(canal: Box<&dyn TraitCanal>) -> (u32) {
[INFO] [stdout]   |                                                                  ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub fn get_dynamic_box_trait_ref(canal: Box<&dyn TraitCanal>) -> (u32) {
[INFO] [stdout] 8 + pub fn get_dynamic_box_trait_ref(canal: Box<&dyn TraitCanal>) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_box_dynamic_fn.rs:12:60
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn get_dynamic_box_ref(canal: &Box<dyn TraitCanal>) -> (u32) {
[INFO] [stdout]    |                                                            ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 - pub fn get_dynamic_box_ref(canal: &Box<dyn TraitCanal>) -> (u32) {
[INFO] [stdout] 12 + pub fn get_dynamic_box_ref(canal: &Box<dyn TraitCanal>) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_box_dynamic_fn.rs:16:71
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_dynamic_box_and_trait_ref(canal: &Box<&dyn TraitCanal>) -> (u32) {
[INFO] [stdout]    |                                                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 - pub fn get_dynamic_box_and_trait_ref(canal: &Box<&dyn TraitCanal>) -> (u32) {
[INFO] [stdout] 16 + pub fn get_dynamic_box_and_trait_ref(canal: &Box<&dyn TraitCanal>) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |         data: (u32),
[INFO] [stdout]    |               ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -         data: (u32),
[INFO] [stdout] 11 +         data: u32,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |         fn get_tuple(&self) -> (u32);
[INFO] [stdout]    |                                ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -         fn get_tuple(&self) -> (u32);
[INFO] [stdout] 20 +         fn get_tuple(&self) -> u32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |         fn get_tuple(&self) -> (u32) {
[INFO] [stdout]    |                                ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -         fn get_tuple(&self) -> (u32) {
[INFO] [stdout] 28 +         fn get_tuple(&self) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             (self.data)
[INFO] [stdout]    |             ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -             (self.data)
[INFO] [stdout] 30 +             self.data
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |         fn get_tuple(&self) -> (u32) {
[INFO] [stdout]    |                                ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -         fn get_tuple(&self) -> (u32) {
[INFO] [stdout] 39 +         fn get_tuple(&self) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             (self.0)
[INFO] [stdout]    |             ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -             (self.0)
[INFO] [stdout] 41 +             self.0
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_bare/mod.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub data: (u32),
[INFO] [stdout]   |               ^   ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 3 -     pub data: (u32),
[INFO] [stdout] 3 +     pub data: u32,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_bare/mod.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn get_tuple(&self) -> (u32) {
[INFO] [stdout]   |                                ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -     pub fn get_tuple(&self) -> (u32) {
[INFO] [stdout] 7 +     pub fn get_tuple(&self) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> src/mod_bare/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         (self.data)
[INFO] [stdout]   |         ^         ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 -         (self.data)
[INFO] [stdout] 8 +         self.data
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_bare/mod.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn get_tuple(&self) -> (u32) {
[INFO] [stdout]    |                                ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     pub fn get_tuple(&self) -> (u32) {
[INFO] [stdout] 16 +     pub fn get_tuple(&self) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mod_bare/mod.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         (self.0)
[INFO] [stdout]    |         ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -         (self.0)
[INFO] [stdout] 17 +         self.0
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_where_fn.rs:4:61
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> (u32) {
[INFO] [stdout]   |                                                             ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> (u32) {
[INFO] [stdout] 4 + pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_where_fn.rs:8:60
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn get_static_type_ref_with_where<Type>(typ: &Type) -> (u32)
[INFO] [stdout]   |                                                            ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub fn get_static_type_ref_with_where<Type>(typ: &Type) -> (u32)
[INFO] [stdout] 8 + pub fn get_static_type_ref_with_where<Type>(typ: &Type) -> u32
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_static_fn.rs:17:61
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> (u32) {
[INFO] [stdout]    |                                                             ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 - pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> (u32) {
[INFO] [stdout] 17 + pub fn get_static_type_ref<Type: TraitCanal>(typ: &Type) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mod_static_fn.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     (typ.get_tuple())
[INFO] [stdout]    |     ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     (typ.get_tuple())
[INFO] [stdout] 18 +     typ.get_tuple()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_box_static_fn.rs:4:65
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_static_box_ref<Type: TraitCanal>(typ: &Box<Type>) -> (u32) {
[INFO] [stdout]   |                                                                 ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub fn get_static_box_ref<Type: TraitCanal>(typ: &Box<Type>) -> (u32) {
[INFO] [stdout] 4 + pub fn get_static_box_ref<Type: TraitCanal>(typ: &Box<Type>) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> src/mod_box_static_fn.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     (typ.get_tuple())
[INFO] [stdout]   |     ^               ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 5 -     (typ.get_tuple())
[INFO] [stdout] 5 +     typ.get_tuple()
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_box_static_fn.rs:8:60
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn get_static_box<Type: TraitCanal>(typ: Box<Type>) -> (u32) {
[INFO] [stdout]   |                                                            ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub fn get_static_box<Type: TraitCanal>(typ: Box<Type>) -> (u32) {
[INFO] [stdout] 8 + pub fn get_static_box<Type: TraitCanal>(typ: Box<Type>) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> src/mod_box_static_fn.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     (typ.get_tuple())
[INFO] [stdout]   |     ^               ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 -     (typ.get_tuple())
[INFO] [stdout] 9 +     typ.get_tuple()
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_box_static_fn.rs:12:79
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn get_static_box_type_ref<Type: TraitCanal + ?Sized>(typ: Box<&Type>) -> (u32) {
[INFO] [stdout]    |                                                                               ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 - pub fn get_static_box_type_ref<Type: TraitCanal + ?Sized>(typ: Box<&Type>) -> (u32) {
[INFO] [stdout] 12 + pub fn get_static_box_type_ref<Type: TraitCanal + ?Sized>(typ: Box<&Type>) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mod_box_static_fn.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     (typ.get_tuple())
[INFO] [stdout]    |     ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 13 -     (typ.get_tuple())
[INFO] [stdout] 13 +     typ.get_tuple()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_box_static_fn.rs:16:84
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_static_box_and_type_ref<Type: TraitCanal + ?Sized>(typ: &Box<&Type>) -> (u32) {
[INFO] [stdout]    |                                                                                    ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 - pub fn get_static_box_and_type_ref<Type: TraitCanal + ?Sized>(typ: &Box<&Type>) -> (u32) {
[INFO] [stdout] 16 + pub fn get_static_box_and_type_ref<Type: TraitCanal + ?Sized>(typ: &Box<&Type>) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mod_box_static_fn.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     (typ.get_tuple())
[INFO] [stdout]    |     ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -     (typ.get_tuple())
[INFO] [stdout] 17 +     typ.get_tuple()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_dynamic_fn.rs:4:57
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_dynamic_trait_ref(canal: &dyn TraitCanal) -> (u32) {
[INFO] [stdout]   |                                                         ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub fn get_dynamic_trait_ref(canal: &dyn TraitCanal) -> (u32) {
[INFO] [stdout] 4 + pub fn get_dynamic_trait_ref(canal: &dyn TraitCanal) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> src/mod_dynamic_fn.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     (canal.get_tuple())
[INFO] [stdout]   |     ^                 ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 5 -     (canal.get_tuple())
[INFO] [stdout] 5 +     canal.get_tuple()
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_box_dynamic_fn.rs:4:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_dynamic_box(canal: Box<dyn TraitCanal>) -> (u32) {
[INFO] [stdout]   |                                                       ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub fn get_dynamic_box(canal: Box<dyn TraitCanal>) -> (u32) {
[INFO] [stdout] 4 + pub fn get_dynamic_box(canal: Box<dyn TraitCanal>) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mod_box_dynamic_fn.rs:8:66
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn get_dynamic_box_trait_ref(canal: Box<&dyn TraitCanal>) -> (u32) {
[INFO] [stdout]   |                                                                  ^   ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub fn get_dynamic_box_trait_ref(canal: Box<&dyn TraitCanal>) -> (u32) {
[INFO] [stdout] 8 + pub fn get_dynamic_box_trait_ref(canal: Box<&dyn TraitCanal>) -> u32 {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_box_dynamic_fn.rs:12:60
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn get_dynamic_box_ref(canal: &Box<dyn TraitCanal>) -> (u32) {
[INFO] [stdout]    |                                                            ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 - pub fn get_dynamic_box_ref(canal: &Box<dyn TraitCanal>) -> (u32) {
[INFO] [stdout] 12 + pub fn get_dynamic_box_ref(canal: &Box<dyn TraitCanal>) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mod_box_dynamic_fn.rs:16:71
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_dynamic_box_and_trait_ref(canal: &Box<&dyn TraitCanal>) -> (u32) {
[INFO] [stdout]    |                                                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 - pub fn get_dynamic_box_and_trait_ref(canal: &Box<&dyn TraitCanal>) -> (u32) {
[INFO] [stdout] 16 + pub fn get_dynamic_box_and_trait_ref(canal: &Box<&dyn TraitCanal>) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |         data: (u32),
[INFO] [stdout]    |               ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -         data: (u32),
[INFO] [stdout] 11 +         data: u32,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |         fn get_tuple(&self) -> (u32);
[INFO] [stdout]    |                                ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -         fn get_tuple(&self) -> (u32);
[INFO] [stdout] 20 +         fn get_tuple(&self) -> u32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |         fn get_tuple(&self) -> (u32) {
[INFO] [stdout]    |                                ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -         fn get_tuple(&self) -> (u32) {
[INFO] [stdout] 28 +         fn get_tuple(&self) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             (self.data)
[INFO] [stdout]    |             ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -             (self.data)
[INFO] [stdout] 30 +             self.data
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |         fn get_tuple(&self) -> (u32) {
[INFO] [stdout]    |                                ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -         fn get_tuple(&self) -> (u32) {
[INFO] [stdout] 39 +         fn get_tuple(&self) -> u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             (self.0)
[INFO] [stdout]    |             ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -             (self.0)
[INFO] [stdout] 41 +             self.0
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> examples/simple_dynamic_dispatch.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn static_dispatch(&self) -> (u8);
[INFO] [stdout]   |                                  ^  ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 3 -     fn static_dispatch(&self) -> (u8);
[INFO] [stdout] 3 +     fn static_dispatch(&self) -> u8;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> examples/simple_dynamic_dispatch.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Struct {data: (u8)}
[INFO] [stdout]   |                      ^  ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 - struct Struct {data: (u8)}
[INFO] [stdout] 7 + struct Struct {data: u8}
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> examples/simple_dynamic_dispatch.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn static_dispatch(&self) -> (u8) {
[INFO] [stdout]    |                                  ^  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 10 -     fn static_dispatch(&self) -> (u8) {
[INFO] [stdout] 10 +     fn static_dispatch(&self) -> u8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> examples/simple_dynamic_dispatch.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         (self.data)
[INFO] [stdout]    |         ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -         (self.data)
[INFO] [stdout] 11 +         self.data
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> examples/trait_dispatch_concrete.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     data: (u8)
[INFO] [stdout]   |           ^  ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 -     data: (u8)
[INFO] [stdout] 4 +     data: u8
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> examples/trait_dispatch_concrete.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn _fn(&self) -> (u8);
[INFO] [stdout]   |                      ^  ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 -     fn _fn(&self) -> (u8);
[INFO] [stdout] 8 +     fn _fn(&self) -> u8;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> examples/trait_dispatch_concrete.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn _fn(&self) -> (u8) { (self.data) }
[INFO] [stdout]    |                      ^  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     fn _fn(&self) -> (u8) { (self.data) }
[INFO] [stdout] 12 +     fn _fn(&self) -> u8 { (self.data) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> examples/trait_dispatch_concrete.rs:12:29
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn _fn(&self) -> (u8) { (self.data) }
[INFO] [stdout]    |                             ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     fn _fn(&self) -> (u8) { (self.data) }
[INFO] [stdout] 12 +     fn _fn(&self) -> (u8) { self.data }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> examples/trait_dispatch_concrete.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn _fn(&self) -> (u8) { (self.0) }
[INFO] [stdout]    |                      ^  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     fn _fn(&self) -> (u8) { (self.0) }
[INFO] [stdout] 18 +     fn _fn(&self) -> u8 { (self.0) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> examples/trait_dispatch_concrete.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn _fn(&self) -> (u8) { (self.0) }
[INFO] [stdout]    |                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     fn _fn(&self) -> (u8) { (self.0) }
[INFO] [stdout] 18 +     fn _fn(&self) -> (u8) { self.0 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> examples/simple_static_dispatch.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     data: (u8)
[INFO] [stdout]   |           ^  ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 -     data: (u8)
[INFO] [stdout] 4 +     data: u8
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> examples/simple_static_dispatch.rs:8:34
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn static_dispatch(&self) -> (u8) { (self.data) }
[INFO] [stdout]   |                                  ^  ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 -     fn static_dispatch(&self) -> (u8) { (self.data) }
[INFO] [stdout] 8 +     fn static_dispatch(&self) -> u8 { (self.data) }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> examples/simple_static_dispatch.rs:8:41
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn static_dispatch(&self) -> (u8) { (self.data) }
[INFO] [stdout]   |                                         ^         ^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 -     fn static_dispatch(&self) -> (u8) { (self.data) }
[INFO] [stdout] 8 +     fn static_dispatch(&self) -> (u8) { self.data }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "5443cbfcfbe895d0b19e9398f7f2e29a871dd3ac89a8ef69fe1699d068728645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5443cbfcfbe895d0b19e9398f7f2e29a871dd3ac89a8ef69fe1699d068728645", kill_on_drop: false }`
[INFO] [stdout] 5443cbfcfbe895d0b19e9398f7f2e29a871dd3ac89a8ef69fe1699d068728645