[INFO] fetching crate chunked 0.1.1...
[INFO] checking chunked-0.1.1 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate chunked 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate chunked 0.1.1
[INFO] finished tweaking crates.io crate chunked 0.1.1
[INFO] tweaked toml for crates.io crate chunked 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chunked 0.1.1 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chunked 0.1.1 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 127cacce693acb8e874a530909e184d03567efe069f2f989550e22df4b006b66
[INFO] running `Command { std: "docker" "start" "-a" "127cacce693acb8e874a530909e184d03567efe069f2f989550e22df4b006b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "127cacce693acb8e874a530909e184d03567efe069f2f989550e22df4b006b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127cacce693acb8e874a530909e184d03567efe069f2f989550e22df4b006b66", kill_on_drop: false }`
[INFO] [stdout] 127cacce693acb8e874a530909e184d03567efe069f2f989550e22df4b006b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a73198c760719675018a471ec3e0d9191e17701aa8636ae7b2c82ced1bb14e96
[INFO] running `Command { std: "docker" "start" "-a" "a73198c760719675018a471ec3e0d9191e17701aa8636ae7b2c82ced1bb14e96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking chunked v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/component.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |             let mut r = COMPONENT_REGISTRY.write().unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/component.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |             let r = COMPONENT_REGISTRY.read().unwrap();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/archetype.rs:35:15
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn as_ref(&self) -> ComponentSliceSet {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn as_ref(&self) -> ComponentSliceSet<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/archetype.rs:142:36
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn ensure(component_types: &mut Vec<ComponentTypeID>) -> ComponentSliceSet {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn ensure(component_types: &mut Vec<ComponentTypeID>) -> ComponentSliceSet<'_> {
[INFO] [stdout]     |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/archetype.rs:149:44
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn try_from_slice(component_types: &[ComponentTypeID]) -> Option<ComponentSliceSet> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^            ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn try_from_slice(component_types: &[ComponentTypeID]) -> Option<ComponentSliceSet<'_>> {
[INFO] [stdout]     |                                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chunk.rs:98:35
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn split_by_component_mut(&mut self) -> ChunkSplitter {
[INFO] [stdout]    |                                   ^^^^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn split_by_component_mut(&mut self) -> ChunkSplitter<'_> {
[INFO] [stdout]    |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chunk.rs:431:23
[INFO] [stdout]     |
[INFO] [stdout] 431 |     pub fn new(chunk: &mut Chunk) -> ChunkSplitter {
[INFO] [stdout]     |                       ^^^^^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 431 |     pub fn new(chunk: &mut Chunk) -> ChunkSplitter<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/system.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn update(&mut self) -> BoxFuture<()> {
[INFO] [stdout]    |                   ^^^^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn update(&mut self) -> BoxFuture<'_, ()> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/component.rs:241:18
[INFO] [stdout]     |
[INFO] [stdout] 241 |         struct A(u8);
[INFO] [stdout]     |                - ^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `A` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/component_data.rs:242:18
[INFO] [stdout]     |
[INFO] [stdout] 242 |         struct A(u8);
[INFO] [stdout]     |                - ^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `A` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/component_data.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |         struct B(u8);
[INFO] [stdout]     |                - ^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `B` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/component.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |             let mut r = COMPONENT_REGISTRY.write().unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/component.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |             let r = COMPONENT_REGISTRY.read().unwrap();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/archetype.rs:35:15
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn as_ref(&self) -> ComponentSliceSet {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn as_ref(&self) -> ComponentSliceSet<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/archetype.rs:142:36
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn ensure(component_types: &mut Vec<ComponentTypeID>) -> ComponentSliceSet {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn ensure(component_types: &mut Vec<ComponentTypeID>) -> ComponentSliceSet<'_> {
[INFO] [stdout]     |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/archetype.rs:149:44
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn try_from_slice(component_types: &[ComponentTypeID]) -> Option<ComponentSliceSet> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^            ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn try_from_slice(component_types: &[ComponentTypeID]) -> Option<ComponentSliceSet<'_>> {
[INFO] [stdout]     |                                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chunk.rs:98:35
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn split_by_component_mut(&mut self) -> ChunkSplitter {
[INFO] [stdout]    |                                   ^^^^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn split_by_component_mut(&mut self) -> ChunkSplitter<'_> {
[INFO] [stdout]    |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chunk.rs:431:23
[INFO] [stdout]     |
[INFO] [stdout] 431 |     pub fn new(chunk: &mut Chunk) -> ChunkSplitter {
[INFO] [stdout]     |                       ^^^^^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 431 |     pub fn new(chunk: &mut Chunk) -> ChunkSplitter<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/system.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn update(&mut self) -> BoxFuture<()> {
[INFO] [stdout]    |                   ^^^^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn update(&mut self) -> BoxFuture<'_, ()> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/bin/example.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MyComponent(i32);
[INFO] [stdout]   |            ----------- ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `MyComponent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/bin/example.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MyComponent(i32);
[INFO] [stdout]   |            ----------- ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `MyComponent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/bin/stress.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MyComponent(i32);
[INFO] [stdout]   |            ----------- ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `MyComponent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/bin/stress.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MyComponent(i32);
[INFO] [stdout]   |            ----------- ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `MyComponent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.94s
[INFO] running `Command { std: "docker" "inspect" "a73198c760719675018a471ec3e0d9191e17701aa8636ae7b2c82ced1bb14e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73198c760719675018a471ec3e0d9191e17701aa8636ae7b2c82ced1bb14e96", kill_on_drop: false }`
[INFO] [stdout] a73198c760719675018a471ec3e0d9191e17701aa8636ae7b2c82ced1bb14e96
