[INFO] cloning repository https://github.com/Maximilianych/tokioexamples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Maximilianych/tokioexamples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaximilianych%2Ftokioexamples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaximilianych%2Ftokioexamples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ff4fe733e71e436de00e648ed6d92560f0e2a6dd [INFO] checking Maximilianych/tokioexamples against try#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaximilianych%2Ftokioexamples" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Maximilianych/tokioexamples on toolchain 3652eaba14e5de752eaa5a8ffcac7132f9244f07 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Maximilianych/tokioexamples [INFO] finished tweaking git repo https://github.com/Maximilianych/tokioexamples [INFO] tweaked toml for git repo https://github.com/Maximilianych/tokioexamples written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Maximilianych/tokioexamples 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" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 189e1f7a32fe9abc111a330b55202d711a3e841013688c0b2e10898d2b5f4fbc [INFO] running `Command { std: "docker" "start" "-a" "189e1f7a32fe9abc111a330b55202d711a3e841013688c0b2e10898d2b5f4fbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "189e1f7a32fe9abc111a330b55202d711a3e841013688c0b2e10898d2b5f4fbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "189e1f7a32fe9abc111a330b55202d711a3e841013688c0b2e10898d2b5f4fbc", kill_on_drop: false }` [INFO] [stdout] 189e1f7a32fe9abc111a330b55202d711a3e841013688c0b2e10898d2b5f4fbc [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6fcf33d7f989e2c66fef133f843086cc701825e07f694d71ef1e36697a7e084a [INFO] running `Command { std: "docker" "start" "-a" "6fcf33d7f989e2c66fef133f843086cc701825e07f694d71ef1e36697a7e084a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking tokioexamples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `value` is assigned to, but never used [INFO] [stdout] --> src/main.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | let mut value = *tokio_protected_value.clone().lock().await; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_value` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:159:9 [INFO] [stdout] | [INFO] [stdout] 159 | value = 4; [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: variable `value` is assigned to, but never used [INFO] [stdout] --> src/main.rs:165:17 [INFO] [stdout] | [INFO] [stdout] 165 | let mut value = *protected_value.clone().lock().unwrap(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_value` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:166:9 [INFO] [stdout] | [INFO] [stdout] 166 | value = 4; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `value` is assigned to, but never used [INFO] [stdout] --> src/main.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | let mut value = *tokio_protected_value.clone().lock().await; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_value` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:159:9 [INFO] [stdout] | [INFO] [stdout] 159 | value = 4; [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: variable `value` is assigned to, but never used [INFO] [stdout] --> src/main.rs:165:17 [INFO] [stdout] | [INFO] [stdout] 165 | let mut value = *protected_value.clone().lock().unwrap(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_value` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:166:9 [INFO] [stdout] | [INFO] [stdout] 166 | value = 4; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `elem` is assigned to, but never used [INFO] [stdout] --> src/main.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | for mut elem in my_vec3 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_elem` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `elem` is never read [INFO] [stdout] --> src/main.rs:129:9 [INFO] [stdout] | [INFO] [stdout] 129 | elem = 7u64; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `my_vec4` [INFO] [stdout] --> src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | let my_vec4 = vec![0u64; capacity as usize]; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_vec4` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | let mut my_vec3 = vec![6u64; capacity as usize]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | let mut tokio_protected_value = std::sync::Arc::new(tokio::sync::Mutex::new(0u64)); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `elem` is assigned to, but never used [INFO] [stdout] --> src/main.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | for mut elem in my_vec3 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_elem` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `elem` is never read [INFO] [stdout] --> src/main.rs:129:9 [INFO] [stdout] | [INFO] [stdout] 129 | elem = 7u64; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `my_vec4` [INFO] [stdout] --> src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | let my_vec4 = vec![0u64; capacity as usize]; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_vec4` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | let mut my_vec3 = vec![6u64; capacity as usize]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example1` is never used [INFO] [stdout] --> src/main.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn example1() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Example2Struct` is never constructed [INFO] [stdout] --> src/main.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct Example2Struct { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | let mut tokio_protected_value = std::sync::Arc::new(tokio::sync::Mutex::new(0u64)); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example2` is never used [INFO] [stdout] --> src/main.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | fn example2() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example4_async_mutex` is never used [INFO] [stdout] --> src/main.rs:156:10 [INFO] [stdout] | [INFO] [stdout] 156 | async fn example4_async_mutex(tokio_protected_value: std::sync::Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example4_std_mutex` is never used [INFO] [stdout] --> src/main.rs:163:10 [INFO] [stdout] | [INFO] [stdout] 163 | async fn example4_std_mutex(protected_value: std::sync::Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example4` is never used [INFO] [stdout] --> src/main.rs:170:4 [INFO] [stdout] | [INFO] [stdout] 170 | fn example4() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example1` is never used [INFO] [stdout] --> src/main.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn example1() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Example2Struct` is never constructed [INFO] [stdout] --> src/main.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct Example2Struct { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example2` is never used [INFO] [stdout] --> src/main.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | fn example2() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example4_async_mutex` is never used [INFO] [stdout] --> src/main.rs:156:10 [INFO] [stdout] | [INFO] [stdout] 156 | async fn example4_async_mutex(tokio_protected_value: std::sync::Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example4_std_mutex` is never used [INFO] [stdout] --> src/main.rs:163:10 [INFO] [stdout] | [INFO] [stdout] 163 | async fn example4_std_mutex(protected_value: std::sync::Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example4` is never used [INFO] [stdout] --> src/main.rs:170:4 [INFO] [stdout] | [INFO] [stdout] 170 | fn example4() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Triangle` is never constructed [INFO] [stdout] --> src/main.rs:218:16 [INFO] [stdout] | [INFO] [stdout] 218 | pub struct Triangle { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/main.rs:228:16 [INFO] [stdout] | [INFO] [stdout] 226 | impl Triangle { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 227 | // Изменение координат точек с установкой None в поля area и perimeter [INFO] [stdout] 228 | pub fn set_a(&mut self, a: (f32, f32)) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 233 | pub fn set_b(&mut self, b: (f32, f32)) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 238 | pub fn set_c(&mut self, c: (f32, f32)) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 245 | pub fn area(&mut self) -> f32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 258 | fn dist(a: (f32, f32), b: (f32, f32)) -> f32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 263 | pub fn perimeter(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 277 | pub fn new() -> Triangle { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.19s [INFO] running `Command { std: "docker" "inspect" "6fcf33d7f989e2c66fef133f843086cc701825e07f694d71ef1e36697a7e084a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fcf33d7f989e2c66fef133f843086cc701825e07f694d71ef1e36697a7e084a", kill_on_drop: false }` [INFO] [stdout] 6fcf33d7f989e2c66fef133f843086cc701825e07f694d71ef1e36697a7e084a