[INFO] cloning repository https://github.com/Kingbultsea/macro [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kingbultsea/macro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingbultsea%2Fmacro", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingbultsea%2Fmacro'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c114ce712f5518e7e15c778802f70ab6990a153 [INFO] testing Kingbultsea/macro against 1.79.0 for beta-1.80-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingbultsea%2Fmacro" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. 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[INFO] validating manifest of git repo https://github.com/Kingbultsea/macro on toolchain 1.79.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.79.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kingbultsea/macro [INFO] finished tweaking git repo https://github.com/Kingbultsea/macro [INFO] tweaked toml for git repo https://github.com/Kingbultsea/macro written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Kingbultsea/macro 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" "+1.79.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pear_codegen v0.2.4 [INFO] [stderr] Downloaded proc-macro2-diagnostics v0.10.0 [INFO] [stderr] Downloaded ref-cast v1.0.16 [INFO] [stderr] Downloaded pear v0.2.4 [INFO] [stderr] Downloaded bitflags v2.2.1 [INFO] [stderr] Downloaded rocket_http v0.5.0-rc.3 [INFO] [stderr] Downloaded rocket_codegen v0.5.0-rc.3 [INFO] [stderr] Downloaded regex-syntax v0.7.1 [INFO] [stderr] Downloaded tokio v1.28.0 [INFO] [stderr] Downloaded libc v0.2.142 [INFO] [stderr] Downloaded regex v1.8.1 [INFO] [stderr] Downloaded linux-raw-sys v0.3.7 [INFO] [stderr] Downloaded rocket v0.5.0-rc.3 [INFO] [stderr] Downloaded syn v2.0.15 [INFO] [stderr] Downloaded h2 v0.3.18 [INFO] [stderr] Downloaded generator v0.7.4 [INFO] [stderr] Downloaded serde_derive v1.0.162 [INFO] [stderr] Downloaded ref-cast-impl v1.0.16 [INFO] [stderr] Downloaded serde v1.0.162 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] acb9ac519bea5a53900c646ccdaf160ad6b84e7f097a6200ce0711286f26cdc1 [INFO] running `Command { std: "docker" "start" "-a" "acb9ac519bea5a53900c646ccdaf160ad6b84e7f097a6200ce0711286f26cdc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "acb9ac519bea5a53900c646ccdaf160ad6b84e7f097a6200ce0711286f26cdc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acb9ac519bea5a53900c646ccdaf160ad6b84e7f097a6200ce0711286f26cdc1", kill_on_drop: false }` [INFO] [stdout] acb9ac519bea5a53900c646ccdaf160ad6b84e7f097a6200ce0711286f26cdc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ea682aca4e8c74dd411ee7fab48aa8f6ca672ea6db12336926e14c4c597cc04 [INFO] running `Command { std: "docker" "start" "-a" "1ea682aca4e8c74dd411ee7fab48aa8f6ca672ea6db12336926e14c4c597cc04", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling quote v1.0.26 [INFO] [stderr] Compiling libc v0.2.142 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde_derive v1.0.162 [INFO] [stderr] Compiling serde v1.0.162 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-sink v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling tokio v1.28.0 [INFO] [stderr] Compiling futures-io v0.3.28 [INFO] [stderr] Compiling yansi v0.5.1 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling uncased v0.9.7 [INFO] [stderr] Compiling io-lifetimes v1.0.10 [INFO] [stderr] Compiling time-macros v0.2.8 [INFO] [stderr] Compiling cookie v0.17.0 [INFO] [stderr] Compiling ref-cast v1.0.16 [INFO] [stderr] Compiling bitflags v2.2.1 [INFO] [stderr] Compiling rustix v0.37.19 [INFO] [stderr] Compiling linux-raw-sys v0.3.7 [INFO] [stderr] Compiling stable-pattern v0.1.0 [INFO] [stderr] Compiling atomic v0.5.1 [INFO] [stderr] Compiling figment v0.10.8 [INFO] [stderr] Compiling async-trait v0.1.68 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling state v0.5.3 [INFO] [stderr] Compiling rocket v0.5.0-rc.3 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling fastrand v1.9.0 [INFO] [stderr] Compiling syn v2.0.15 [INFO] [stderr] Compiling time v0.3.20 [INFO] [stderr] Compiling mio v0.8.6 [INFO] [stderr] Compiling signal-hook-registry v1.4.1 [INFO] [stderr] Compiling num_cpus v1.15.0 [INFO] [stderr] Compiling socket2 v0.4.9 [INFO] [stderr] Compiling getrandom v0.2.9 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive) [INFO] [stdout] warning: unused macro definition: `emit` [INFO] [stdout] --> hello_macro_derive/src/lib.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | macro_rules! emit { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> hello_macro_derive/src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | #[warn(unused_macros)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling is-terminal v0.4.7 [INFO] [stderr] Compiling tempfile v3.5.0 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling devise_core v0.4.1 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling tracing-attributes v0.1.24 [INFO] [stderr] Compiling pear_codegen v0.2.4 [INFO] [stderr] Compiling ref-cast-impl v1.0.16 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Compiling devise_codegen v0.4.1 [INFO] [stderr] Compiling pear v0.2.4 [INFO] [stderr] Compiling async-stream v0.3.5 [INFO] [stderr] Compiling devise v0.4.1 [INFO] [stderr] Compiling tracing v0.1.37 [INFO] [stderr] Compiling futures-executor v0.3.28 [INFO] [stderr] Compiling futures v0.3.28 [INFO] [stderr] Compiling timer_future v0.1.0 (/opt/rustwide/workdir/timer_future) [INFO] [stderr] Compiling tokio-util v0.7.8 [INFO] [stderr] Compiling tokio-stream v0.1.14 [INFO] [stderr] Compiling multer v2.1.0 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Compiling ubyte v0.10.3 [INFO] [stderr] Compiling h2 v0.3.18 [INFO] [stderr] Compiling hyper v0.14.26 [INFO] [stderr] Compiling rocket_http v0.5.0-rc.3 [INFO] [stderr] Compiling rocket_codegen v0.5.0-rc.3 [INFO] [stderr] Compiling hello_macro v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `p` is never read [INFO] [stdout] --> src/bare_pointer/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | p = MyBox(6 as *mut u8); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/mutex/mutex.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | for a in 0..10 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `f` is never read [INFO] [stdout] --> src/iterator/run.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | let mut f = 2; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `q` [INFO] [stdout] --> src/closure/cache.rs:35:37 [INFO] [stdout] | [INFO] [stdout] 35 | let mut cache = Cacher{ query: |q: u32| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:70:24 [INFO] [stdout] | [INFO] [stdout] 70 | fn contains(&self, a: &Self::A, b: &Self::B) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:70:37 [INFO] [stdout] | [INFO] [stdout] 70 | fn contains(&self, a: &Self::A, b: &Self::B) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:75:29 [INFO] [stdout] | [INFO] [stdout] 75 | fn difference(container: &C) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:77:16 [INFO] [stdout] | [INFO] [stdout] 77 | fn difference2(container: &impl Container) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:94:25 [INFO] [stdout] | [INFO] [stdout] 94 | fn difference3(container: &C) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `screens` [INFO] [stdout] --> src/trait_l/trait_struct.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let screens = Screen { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_screens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/life_time/life.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let c = ImportantExcerpt{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/cons/circle_cons.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | Cons(i32, RefCell>), [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | Cons((), RefCell>), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a` and `b` are never read [INFO] [stdout] --> src/box_leak/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 3 | a: String, [INFO] [stdout] | ^ [INFO] [stdout] 4 | b: String [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SyncBox` is never constructed [INFO] [stdout] --> src/bare_pointer/main.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct SyncBox(*const u8); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main_2` is never used [INFO] [stdout] --> src/bare_pointer/main.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn main_2() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `N_TIMES` is never used [INFO] [stdout] --> src/atomic/main.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const N_TIMES: u64 = 10000000; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `N_THREADS` is never used [INFO] [stdout] --> src/atomic/main.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const N_THREADS: usize = 10; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `R` is never used [INFO] [stdout] --> src/atomic/main.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | static R: AtomicU64 = AtomicU64::new(0); [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_n_times` is never used [INFO] [stdout] --> src/atomic/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn add_n_times(n: u64) -> JoinHandle<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/atomic/main.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/thread/mpsc.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/thread/thread.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/thread/try_recv.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mian_2` is never used [INFO] [stdout] --> src/thread/try_recv.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn mian_2() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main_3` is never used [INFO] [stdout] --> src/thread/try_recv.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn main_3() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main_4` is never used [INFO] [stdout] --> src/thread/try_recv.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn main_4() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `send` is never used [INFO] [stdout] --> src/cell/run_cell.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Messenger { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] 14 | fn send(&self, msg: String); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main2` is never used [INFO] [stdout] --> src/cell/run_cell.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn main2() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/closure/cache.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 9 | / impl<'a, T, V> Cacher<'a, T, V> [INFO] [stdout] 10 | | where [INFO] [stdout] 11 | | T: Fn(u32) -> &'a V, [INFO] [stdout] | |________________________- associated function in this implementation [INFO] [stdout] 12 | { [INFO] [stdout] 13 | fn new(query: T) -> Cacher<'a, T, V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/trait_l/pair.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Pair { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] 9 | fn new(x: T, y: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Woman` is never constructed [INFO] [stdout] --> src/trait_l/borrow_trait.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | enum Sex { [INFO] [stdout] | --- variant in this enum [INFO] [stdout] 13 | Man, [INFO] [stdout] 14 | Woman, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Sex` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Container` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:58:7 [INFO] [stdout] | [INFO] [stdout] 58 | trait Container { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ContainerStruct` is never constructed [INFO] [stdout] --> src/trait_l/borrow_trait.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | struct ContainerStruct {} [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `difference` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn difference(container: &C) {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `difference2` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:77:4 [INFO] [stdout] | [INFO] [stdout] 77 | fn difference2(container: &impl Container) {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_container` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn run_container() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Container2` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | trait Container2 {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `difference3` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn difference3(container: &C) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Meter` is never constructed [INFO] [stdout] --> src/trait_l/borrow_trait.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 102 | struct Meter(i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_add` is never used [INFO] [stdout] --> src/trait_l/add.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn run_add() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `draw` is never used [INFO] [stdout] --> src/trait_l/trait_struct.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 1 | trait Draw { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] 2 | fn draw(&self); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `height`, `width`, and `options` are never read [INFO] [stdout] --> src/trait_l/trait_struct.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct SelectBox { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 6 | height: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | width: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | options: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `height`, `width`, and `label` are never read [INFO] [stdout] --> src/trait_l/trait_struct.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | struct Button { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 20 | height: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 21 | width: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 22 | label: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `components` is never read [INFO] [stdout] --> src/trait_l/trait_struct.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 31 | struct Screen { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 32 | // Draw内的方法不能返回Self，因为它们的大小是不确定的，编译器无法为它们分配内存。 [INFO] [stdout] 33 | components: Vec>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed [INFO] [stdout] --> src/life_time/life.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct ImportantExcerpt<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_import_excerpt` is never used [INFO] [stdout] --> src/life_time/life.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn run_import_excerpt() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ImportantExcerpt2` is never constructed [INFO] [stdout] --> src/life_time/life.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 47 | struct ImportantExcerpt2<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `announce_and_return_part` is never used [INFO] [stdout] --> src/life_time/life.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 50 | impl<'a: 'b, 'b> ImportantExcerpt2<'a> { [INFO] [stdout] | -------------------------------------- method in this implementation [INFO] [stdout] 51 | fn announce_and_return_part(&'a self, announcement: &'b str) -> &'b str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `share` is never used [INFO] [stdout] --> src/life_time/life.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 85 | impl Foo { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 93 | fn share(&self) {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed [INFO] [stdout] --> src/default/run_default.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | struct ImportantExcerpt<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `announce_and_return_part` is never used [INFO] [stdout] --> src/default/run_default.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 56 | impl<'a: 'b, 'b> ImportantExcerpt<'a> { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 57 | fn announce_and_return_part(&'a self, announcement: &'b str) -> &'b str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `y` is never read [INFO] [stdout] --> src/default/re_borrow.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct Point { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 3 | x: i32, [INFO] [stdout] 4 | y: i32, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Interface` is never constructed [INFO] [stdout] --> src/default/end_test.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Interface<'a: 'b, 'b> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `noop` is never used [INFO] [stdout] --> src/default/end_test.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl<'a, 'b> Interface<'a, 'b> { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] 6 | pub fn noop(self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Manager` is never constructed [INFO] [stdout] --> src/default/end_test.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Manager<'a> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/default/end_test.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct List<'a> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_interface` is never used [INFO] [stdout] --> src/default/end_test.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl<'a> List<'a> { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 21 | // 输入的生命周期和输出的生命周期 一样的， 所以要从'a改成'b [INFO] [stdout] 22 | pub fn get_interface<'b>(&'b mut self) -> Interface<'a, 'b> where 'a: 'b { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_end_test` is never used [INFO] [stdout] --> src/default/end_test.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn run_end_test() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `use_list` is never used [INFO] [stdout] --> src/default/end_test.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn use_list(list: &List) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `futures::Future` that must be used [INFO] [stdout] --> src/main.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 114 | async_doc::select::main(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: futures do nothing unless you `.await` or poll them [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 60 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "1ea682aca4e8c74dd411ee7fab48aa8f6ca672ea6db12336926e14c4c597cc04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ea682aca4e8c74dd411ee7fab48aa8f6ca672ea6db12336926e14c4c597cc04", kill_on_drop: false }` [INFO] [stdout] 1ea682aca4e8c74dd411ee7fab48aa8f6ca672ea6db12336926e14c4c597cc04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b68d37056e01e435cdbd160dbeea06a9146a928be4fe9f96362ec56378b23f8 [INFO] running `Command { std: "docker" "start" "-a" "9b68d37056e01e435cdbd160dbeea06a9146a928be4fe9f96362ec56378b23f8", kill_on_drop: false }` [INFO] [stdout] warning: unused macro definition: `emit` [INFO] [stdout] --> hello_macro_derive/src/lib.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | macro_rules! emit { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> hello_macro_derive/src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | #[warn(unused_macros)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling hello_macro v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `p` is never read [INFO] [stdout] --> src/bare_pointer/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | p = MyBox(6 as *mut u8); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/mutex/mutex.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | for a in 0..10 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `f` is never read [INFO] [stdout] --> src/iterator/run.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | let mut f = 2; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `q` [INFO] [stdout] --> src/closure/cache.rs:35:37 [INFO] [stdout] | [INFO] [stdout] 35 | let mut cache = Cacher{ query: |q: u32| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:70:24 [INFO] [stdout] | [INFO] [stdout] 70 | fn contains(&self, a: &Self::A, b: &Self::B) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:70:37 [INFO] [stdout] | [INFO] [stdout] 70 | fn contains(&self, a: &Self::A, b: &Self::B) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:75:29 [INFO] [stdout] | [INFO] [stdout] 75 | fn difference(container: &C) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:77:16 [INFO] [stdout] | [INFO] [stdout] 77 | fn difference2(container: &impl Container) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container` [INFO] [stdout] --> src/trait_l/borrow_trait.rs:94:25 [INFO] [stdout] | [INFO] [stdout] 94 | fn difference3(container: &C) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `screens` [INFO] [stdout] --> src/trait_l/trait_struct.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let screens = Screen { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_screens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/life_time/life.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let c = ImportantExcerpt{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/cons/circle_cons.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | Cons(i32, RefCell>), [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | Cons((), RefCell>), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a` and `b` are never read [INFO] [stdout] --> src/box_leak/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 3 | a: String, [INFO] [stdout] | ^ [INFO] [stdout] 4 | b: String [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SyncBox` is never constructed [INFO] [stdout] --> src/bare_pointer/main.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct SyncBox(*const u8); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main_2` is never used [INFO] [stdout] --> src/bare_pointer/main.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn main_2() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `N_TIMES` is never used [INFO] [stdout] --> src/atomic/main.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const N_TIMES: u64 = 10000000; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `N_THREADS` is never used [INFO] [stdout] --> src/atomic/main.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const N_THREADS: usize = 10; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `R` is never used [INFO] [stdout] --> src/atomic/main.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | static R: AtomicU64 = AtomicU64::new(0); [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_n_times` is never used [INFO] [stdout] --> src/atomic/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn add_n_times(n: u64) -> JoinHandle<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/atomic/main.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/thread/mpsc.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/thread/thread.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/thread/try_recv.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mian_2` is never used [INFO] [stdout] --> src/thread/try_recv.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn mian_2() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main_3` is never used [INFO] [stdout] --> src/thread/try_recv.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn main_3() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main_4` is never used [INFO] [stdout] --> src/thread/try_recv.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn main_4() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `send` is never used [INFO] [stdout] --> src/cell/run_cell.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Messenger { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] 14 | fn send(&self, msg: String); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main2` is never used [INFO] [stdout] --> src/cell/run_cell.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn main2() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/closure/cache.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 9 | / impl<'a, T, V> Cacher<'a, T, V> [INFO] [stdout] 10 | | where [INFO] [stdout] 11 | | T: Fn(u32) -> &'a V, [INFO] [stdout] | |________________________- associated function in this implementation [INFO] [stdout] 12 | { [INFO] [stdout] 13 | fn new(query: T) -> Cacher<'a, T, V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/trait_l/pair.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Pair { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] 9 | fn new(x: T, y: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Woman` is never constructed [INFO] [stdout] --> src/trait_l/borrow_trait.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | enum Sex { [INFO] [stdout] | --- variant in this enum [INFO] [stdout] 13 | Man, [INFO] [stdout] 14 | Woman, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Sex` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Container` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:58:7 [INFO] [stdout] | [INFO] [stdout] 58 | trait Container { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ContainerStruct` is never constructed [INFO] [stdout] --> src/trait_l/borrow_trait.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | struct ContainerStruct {} [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `difference` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn difference(container: &C) {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `difference2` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:77:4 [INFO] [stdout] | [INFO] [stdout] 77 | fn difference2(container: &impl Container) {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_container` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn run_container() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Container2` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | trait Container2 {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `difference3` is never used [INFO] [stdout] --> src/trait_l/borrow_trait.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn difference3(container: &C) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Meter` is never constructed [INFO] [stdout] --> src/trait_l/borrow_trait.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 102 | struct Meter(i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_add` is never used [INFO] [stdout] --> src/trait_l/add.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn run_add() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `draw` is never used [INFO] [stdout] --> src/trait_l/trait_struct.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 1 | trait Draw { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] 2 | fn draw(&self); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `height`, `width`, and `options` are never read [INFO] [stdout] --> src/trait_l/trait_struct.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct SelectBox { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 6 | height: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | width: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | options: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `height`, `width`, and `label` are never read [INFO] [stdout] --> src/trait_l/trait_struct.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | struct Button { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 20 | height: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 21 | width: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 22 | label: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `components` is never read [INFO] [stdout] --> src/trait_l/trait_struct.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 31 | struct Screen { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 32 | // Draw内的方法不能返回Self，因为它们的大小是不确定的，编译器无法为它们分配内存。 [INFO] [stdout] 33 | components: Vec>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed [INFO] [stdout] --> src/life_time/life.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct ImportantExcerpt<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_import_excerpt` is never used [INFO] [stdout] --> src/life_time/life.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn run_import_excerpt() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ImportantExcerpt2` is never constructed [INFO] [stdout] --> src/life_time/life.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 47 | struct ImportantExcerpt2<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `announce_and_return_part` is never used [INFO] [stdout] --> src/life_time/life.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 50 | impl<'a: 'b, 'b> ImportantExcerpt2<'a> { [INFO] [stdout] | -------------------------------------- method in this implementation [INFO] [stdout] 51 | fn announce_and_return_part(&'a self, announcement: &'b str) -> &'b str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `share` is never used [INFO] [stdout] --> src/life_time/life.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 85 | impl Foo { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 93 | fn share(&self) {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed [INFO] [stdout] --> src/default/run_default.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | struct ImportantExcerpt<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `announce_and_return_part` is never used [INFO] [stdout] --> src/default/run_default.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 56 | impl<'a: 'b, 'b> ImportantExcerpt<'a> { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 57 | fn announce_and_return_part(&'a self, announcement: &'b str) -> &'b str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `y` is never read [INFO] [stdout] --> src/default/re_borrow.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct Point { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 3 | x: i32, [INFO] [stdout] 4 | y: i32, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Interface` is never constructed [INFO] [stdout] --> src/default/end_test.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Interface<'a: 'b, 'b> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `noop` is never used [INFO] [stdout] --> src/default/end_test.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl<'a, 'b> Interface<'a, 'b> { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] 6 | pub fn noop(self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Manager` is never constructed [INFO] [stdout] --> src/default/end_test.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Manager<'a> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/default/end_test.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct List<'a> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_interface` is never used [INFO] [stdout] --> src/default/end_test.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl<'a> List<'a> { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 21 | // 输入的生命周期和输出的生命周期 一样的， 所以要从'a改成'b [INFO] [stdout] 22 | pub fn get_interface<'b>(&'b mut self) -> Interface<'a, 'b> where 'a: 'b { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_end_test` is never used [INFO] [stdout] --> src/default/end_test.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn run_end_test() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `use_list` is never used [INFO] [stdout] --> src/default/end_test.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn use_list(list: &List) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `futures::Future` that must be used [INFO] [stdout] --> src/main.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 114 | async_doc::select::main(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: futures do nothing unless you `.await` or poll them [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 60 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "9b68d37056e01e435cdbd160dbeea06a9146a928be4fe9f96362ec56378b23f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b68d37056e01e435cdbd160dbeea06a9146a928be4fe9f96362ec56378b23f8", kill_on_drop: false }` [INFO] [stdout] 9b68d37056e01e435cdbd160dbeea06a9146a928be4fe9f96362ec56378b23f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c0e14d6a5a8626c928baabb5eef3dbf9b7e8a9f4757c38b1f5366101f7916bab [INFO] running `Command { std: "docker" "start" "-a" "c0e14d6a5a8626c928baabb5eef3dbf9b7e8a9f4757c38b1f5366101f7916bab", kill_on_drop: false }` [INFO] [stderr] warning: unused macro definition: `emit` [INFO] [stderr] --> hello_macro_derive/src/lib.rs:26:14 [INFO] [stderr] | [INFO] [stderr] 26 | macro_rules! emit { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> hello_macro_derive/src/lib.rs:25:8 [INFO] [stderr] | [INFO] [stderr] 25 | #[warn(unused_macros)] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `hello_macro_derive` (lib) generated 1 warning [INFO] [stderr] warning: value assigned to `p` is never read [INFO] [stderr] --> src/bare_pointer/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | p = MyBox(6 as *mut u8); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/mutex/mutex.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | for a in 0..10 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `f` is never read [INFO] [stderr] --> src/iterator/run.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | let mut f = 2; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `q` [INFO] [stderr] --> src/closure/cache.rs:35:37 [INFO] [stderr] | [INFO] [stderr] 35 | let mut cache = Cacher{ query: |q: u32| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/trait_l/borrow_trait.rs:70:24 [INFO] [stderr] | [INFO] [stderr] 70 | fn contains(&self, a: &Self::A, b: &Self::B) -> bool { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/trait_l/borrow_trait.rs:70:37 [INFO] [stderr] | [INFO] [stderr] 70 | fn contains(&self, a: &Self::A, b: &Self::B) -> bool { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `container` [INFO] [stderr] --> src/trait_l/borrow_trait.rs:75:29 [INFO] [stderr] | [INFO] [stderr] 75 | fn difference(container: &C) {} [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `container` [INFO] [stderr] --> src/trait_l/borrow_trait.rs:77:16 [INFO] [stderr] | [INFO] [stderr] 77 | fn difference2(container: &impl Container) {} [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `container` [INFO] [stderr] --> src/trait_l/borrow_trait.rs:94:25 [INFO] [stderr] | [INFO] [stderr] 94 | fn difference3(container: &C) [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `screens` [INFO] [stderr] --> src/trait_l/trait_struct.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let screens = Screen { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_screens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/life_time/life.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let c = ImportantExcerpt{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/cons/circle_cons.rs:7:10 [INFO] [stderr] | [INFO] [stderr] 7 | Cons(i32, RefCell>), [INFO] [stderr] | ---- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 7 | Cons((), RefCell>), [INFO] [stderr] | ~~ [INFO] [stderr] [INFO] [stderr] warning: fields `a` and `b` are never read [INFO] [stderr] --> src/box_leak/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 2 | struct Config { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 3 | a: String, [INFO] [stderr] | ^ [INFO] [stderr] 4 | b: String [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: struct `SyncBox` is never constructed [INFO] [stderr] --> src/bare_pointer/main.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | struct SyncBox(*const u8); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main_2` is never used [INFO] [stderr] --> src/bare_pointer/main.rs:25:8 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn main_2() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `N_TIMES` is never used [INFO] [stderr] --> src/atomic/main.rs:6:7 [INFO] [stderr] | [INFO] [stderr] 6 | const N_TIMES: u64 = 10000000; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `N_THREADS` is never used [INFO] [stderr] --> src/atomic/main.rs:7:7 [INFO] [stderr] | [INFO] [stderr] 7 | const N_THREADS: usize = 10; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static `R` is never used [INFO] [stderr] --> src/atomic/main.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | static R: AtomicU64 = AtomicU64::new(0); [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: function `add_n_times` is never used [INFO] [stderr] --> src/atomic/main.rs:11:4 [INFO] [stderr] | [INFO] [stderr] 11 | fn add_n_times(n: u64) -> JoinHandle<()> { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/atomic/main.rs:19:8 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/thread/mpsc.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/thread/thread.rs:4:4 [INFO] [stderr] | [INFO] [stderr] 4 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/thread/try_recv.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `mian_2` is never used [INFO] [stderr] --> src/thread/try_recv.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn mian_2() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main_3` is never used [INFO] [stderr] --> src/thread/try_recv.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn main_3() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main_4` is never used [INFO] [stderr] --> src/thread/try_recv.rs:53:8 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn main_4() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `send` is never used [INFO] [stderr] --> src/cell/run_cell.rs:14:8 [INFO] [stderr] | [INFO] [stderr] 13 | pub trait Messenger { [INFO] [stderr] | --------- method in this trait [INFO] [stderr] 14 | fn send(&self, msg: String); [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main2` is never used [INFO] [stderr] --> src/cell/run_cell.rs:28:4 [INFO] [stderr] | [INFO] [stderr] 28 | fn main2() { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/closure/cache.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 9 | / impl<'a, T, V> Cacher<'a, T, V> [INFO] [stderr] 10 | | where [INFO] [stderr] 11 | | T: Fn(u32) -> &'a V, [INFO] [stderr] | |________________________- associated function in this implementation [INFO] [stderr] 12 | { [INFO] [stderr] 13 | fn new(query: T) -> Cacher<'a, T, V> { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/trait_l/pair.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 8 | impl Pair { [INFO] [stderr] | --------------- associated function in this implementation [INFO] [stderr] 9 | fn new(x: T, y: T) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `Woman` is never constructed [INFO] [stderr] --> src/trait_l/borrow_trait.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 12 | enum Sex { [INFO] [stderr] | --- variant in this enum [INFO] [stderr] 13 | Man, [INFO] [stderr] 14 | Woman, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Sex` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: trait `Container` is never used [INFO] [stderr] --> src/trait_l/borrow_trait.rs:58:7 [INFO] [stderr] | [INFO] [stderr] 58 | trait Container { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `ContainerStruct` is never constructed [INFO] [stderr] --> src/trait_l/borrow_trait.rs:64:8 [INFO] [stderr] | [INFO] [stderr] 64 | struct ContainerStruct {} [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `difference` is never used [INFO] [stderr] --> src/trait_l/borrow_trait.rs:75:4 [INFO] [stderr] | [INFO] [stderr] 75 | fn difference(container: &C) {} [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `difference2` is never used [INFO] [stderr] --> src/trait_l/borrow_trait.rs:77:4 [INFO] [stderr] | [INFO] [stderr] 77 | fn difference2(container: &impl Container) {} [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_container` is never used [INFO] [stderr] --> src/trait_l/borrow_trait.rs:82:4 [INFO] [stderr] | [INFO] [stderr] 82 | fn run_container() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Container2` is never used [INFO] [stderr] --> src/trait_l/borrow_trait.rs:90:7 [INFO] [stderr] | [INFO] [stderr] 90 | trait Container2 {} [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `difference3` is never used [INFO] [stderr] --> src/trait_l/borrow_trait.rs:94:4 [INFO] [stderr] | [INFO] [stderr] 94 | fn difference3(container: &C) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Meter` is never constructed [INFO] [stderr] --> src/trait_l/borrow_trait.rs:102:8 [INFO] [stderr] | [INFO] [stderr] 102 | struct Meter(i32); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_add` is never used [INFO] [stderr] --> src/trait_l/add.rs:17:4 [INFO] [stderr] | [INFO] [stderr] 17 | fn run_add() { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `draw` is never used [INFO] [stderr] --> src/trait_l/trait_struct.rs:2:8 [INFO] [stderr] | [INFO] [stderr] 1 | trait Draw { [INFO] [stderr] | ---- method in this trait [INFO] [stderr] 2 | fn draw(&self); [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: fields `height`, `width`, and `options` are never read [INFO] [stderr] --> src/trait_l/trait_struct.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 5 | struct SelectBox { [INFO] [stderr] | --------- fields in this struct [INFO] [stderr] 6 | height: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 7 | width: i32, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 8 | options: Vec, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: fields `height`, `width`, and `label` are never read [INFO] [stderr] --> src/trait_l/trait_struct.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 19 | struct Button { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 20 | height: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 21 | width: i32, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 22 | label: String, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `components` is never read [INFO] [stderr] --> src/trait_l/trait_struct.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 31 | struct Screen { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] 32 | // Draw内的方法不能返回Self，因为它们的大小是不确定的，编译器无法为它们分配内存。 [INFO] [stderr] 33 | components: Vec>, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `ImportantExcerpt` is never constructed [INFO] [stderr] --> src/life_time/life.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | struct ImportantExcerpt<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_import_excerpt` is never used [INFO] [stderr] --> src/life_time/life.rs:38:4 [INFO] [stderr] | [INFO] [stderr] 38 | fn run_import_excerpt() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `ImportantExcerpt2` is never constructed [INFO] [stderr] --> src/life_time/life.rs:47:8 [INFO] [stderr] | [INFO] [stderr] 47 | struct ImportantExcerpt2<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `announce_and_return_part` is never used [INFO] [stderr] --> src/life_time/life.rs:51:8 [INFO] [stderr] | [INFO] [stderr] 50 | impl<'a: 'b, 'b> ImportantExcerpt2<'a> { [INFO] [stderr] | -------------------------------------- method in this implementation [INFO] [stderr] 51 | fn announce_and_return_part(&'a self, announcement: &'b str) -> &'b str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `share` is never used [INFO] [stderr] --> src/life_time/life.rs:93:8 [INFO] [stderr] | [INFO] [stderr] 85 | impl Foo { [INFO] [stderr] | -------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 93 | fn share(&self) {} [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `ImportantExcerpt` is never constructed [INFO] [stderr] --> src/default/run_default.rs:51:8 [INFO] [stderr] | [INFO] [stderr] 51 | struct ImportantExcerpt<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `announce_and_return_part` is never used [INFO] [stderr] --> src/default/run_default.rs:57:8 [INFO] [stderr] | [INFO] [stderr] 56 | impl<'a: 'b, 'b> ImportantExcerpt<'a> { [INFO] [stderr] | ------------------------------------- method in this implementation [INFO] [stderr] 57 | fn announce_and_return_part(&'a self, announcement: &'b str) -> &'b str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `y` is never read [INFO] [stderr] --> src/default/re_borrow.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 2 | struct Point { [INFO] [stderr] | ----- field in this struct [INFO] [stderr] 3 | x: i32, [INFO] [stderr] 4 | y: i32, [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: struct `Interface` is never constructed [INFO] [stderr] --> src/default/end_test.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | struct Interface<'a: 'b, 'b> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `noop` is never used [INFO] [stderr] --> src/default/end_test.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 5 | impl<'a, 'b> Interface<'a, 'b> { [INFO] [stderr] | ------------------------------ method in this implementation [INFO] [stderr] 6 | pub fn noop(self) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Manager` is never constructed [INFO] [stderr] --> src/default/end_test.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 11 | struct Manager<'a> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `List` is never constructed [INFO] [stderr] --> src/default/end_test.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | struct List<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `get_interface` is never used [INFO] [stderr] --> src/default/end_test.rs:22:12 [INFO] [stderr] | [INFO] [stderr] 20 | impl<'a> List<'a> { [INFO] [stderr] | ----------------- method in this implementation [INFO] [stderr] 21 | // 输入的生命周期和输出的生命周期 一样的， 所以要从'a改成'b [INFO] [stderr] 22 | pub fn get_interface<'b>(&'b mut self) -> Interface<'a, 'b> where 'a: 'b { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_end_test` is never used [INFO] [stderr] --> src/default/end_test.rs:29:4 [INFO] [stderr] | [INFO] [stderr] 29 | fn run_end_test() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `use_list` is never used [INFO] [stderr] --> src/default/end_test.rs:45:4 [INFO] [stderr] | [INFO] [stderr] 45 | fn use_list(list: &List) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused implementer of `futures::Future` that must be used [INFO] [stderr] --> src/main.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 114 | async_doc::select::main(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: futures do nothing unless you `.await` or poll them [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `hello_macro` (bin "hello_macro" test) generated 60 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hello_macro-628eb8cfc3a6ec4d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_macro-28e2d5a6bd4aecd6) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests hello_macro [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c0e14d6a5a8626c928baabb5eef3dbf9b7e8a9f4757c38b1f5366101f7916bab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0e14d6a5a8626c928baabb5eef3dbf9b7e8a9f4757c38b1f5366101f7916bab", kill_on_drop: false }` [INFO] [stdout] c0e14d6a5a8626c928baabb5eef3dbf9b7e8a9f4757c38b1f5366101f7916bab [INFO] testing Kingbultsea/macro against beta-2024-06-22 for beta-1.80-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingbultsea%2Fmacro" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... 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[INFO] validating manifest of git repo https://github.com/Kingbultsea/macro on toolchain beta-2024-06-22 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-06-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kingbultsea/macro [INFO] finished tweaking git repo https://github.com/Kingbultsea/macro [INFO] tweaked toml for git repo https://github.com/Kingbultsea/macro written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Kingbultsea/macro 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" "+beta-2024-06-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-06-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fdbb2b59dec4937f0c97100e4b21983a6d0c7948aca184d8fa58e8d697c39784 [INFO] running `Command { std: "docker" "start" "-a" "fdbb2b59dec4937f0c97100e4b21983a6d0c7948aca184d8fa58e8d697c39784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fdbb2b59dec4937f0c97100e4b21983a6d0c7948aca184d8fa58e8d697c39784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdbb2b59dec4937f0c97100e4b21983a6d0c7948aca184d8fa58e8d697c39784", kill_on_drop: false }` [INFO] [stdout] fdbb2b59dec4937f0c97100e4b21983a6d0c7948aca184d8fa58e8d697c39784 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-06-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be68db0073ac734cba85cc0f7afeee43847bc62d00b8748a663ee4988c8f4155 [INFO] running `Command { std: "docker" "start" "-a" "be68db0073ac734cba85cc0f7afeee43847bc62d00b8748a663ee4988c8f4155", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling quote v1.0.26 [INFO] [stderr] Compiling libc v0.2.142 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling serde_derive v1.0.162 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling futures-sink v0.3.28 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling serde v1.0.162 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling tokio v1.28.0 [INFO] [stderr] Compiling yansi v0.5.1 [INFO] [stderr] Compiling futures-io v0.3.28 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling uncased v0.9.7 [INFO] [stderr] Compiling io-lifetimes v1.0.10 [INFO] [stderr] Compiling time-macros v0.2.8 [INFO] [stderr] Compiling cookie v0.17.0 [INFO] [stderr] Compiling rustix v0.37.19 [INFO] [stderr] Compiling bitflags v2.2.1 [INFO] [stderr] Compiling ref-cast v1.0.16 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling linux-raw-sys v0.3.7 [INFO] [stderr] Compiling stable-pattern v0.1.0 [INFO] [stderr] Compiling figment v0.10.8 [INFO] [stderr] Compiling atomic v0.5.1 [INFO] [stderr] Compiling async-trait v0.1.68 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling state v0.5.3 [INFO] [stderr] Compiling rocket v0.5.0-rc.3 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling fastrand v1.9.0 [INFO] [stderr] Compiling binascii v0.1.4 [INFO] [stderr] Compiling syn v2.0.15 [INFO] [stderr] Compiling time v0.3.20 [INFO] [stderr] Compiling num_cpus v1.15.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.1 [INFO] [stderr] Compiling mio v0.8.6 [INFO] [stderr] Compiling socket2 v0.4.9 [INFO] [stderr] Compiling getrandom v0.2.9 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stdout] error[E0282]: type annotations needed for `Box<_>` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/time-0.3.20/src/format_description/parse/mod.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let items = format_items [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | Ok(items.into()) [INFO] [stdout] | ---- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `items` an explicit type, where the placeholders `_` are specified [INFO] [stdout] | [INFO] [stdout] 83 | let items: Box<_> = format_items [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive) [INFO] [stdout] warning: unused macro definition: `emit` [INFO] [stdout] --> hello_macro_derive/src/lib.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | macro_rules! emit { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> hello_macro_derive/src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | #[warn(unused_macros)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `time` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "be68db0073ac734cba85cc0f7afeee43847bc62d00b8748a663ee4988c8f4155", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be68db0073ac734cba85cc0f7afeee43847bc62d00b8748a663ee4988c8f4155", kill_on_drop: false }` [INFO] [stdout] be68db0073ac734cba85cc0f7afeee43847bc62d00b8748a663ee4988c8f4155