[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#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaximilianych%2Ftokioexamples" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [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-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Maximilianych/tokioexamples on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking Maximilianych/tokioexamples against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaximilianych%2Ftokioexamples" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [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-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Maximilianych/tokioexamples on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b42bb46ba3a7d8e2fba9a0d1da0cc74c904ab1620c5474710ea3d5e0d8f14db5 [INFO] running `Command { std: "docker" "start" "-a" "b42bb46ba3a7d8e2fba9a0d1da0cc74c904ab1620c5474710ea3d5e0d8f14db5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b42bb46ba3a7d8e2fba9a0d1da0cc74c904ab1620c5474710ea3d5e0d8f14db5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b42bb46ba3a7d8e2fba9a0d1da0cc74c904ab1620c5474710ea3d5e0d8f14db5", kill_on_drop: false }` [INFO] [stdout] b42bb46ba3a7d8e2fba9a0d1da0cc74c904ab1620c5474710ea3d5e0d8f14db5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03f21a47d56785637cbe5ae105f78ee733ec5b3457340f15f578adde384b42d2 [INFO] running `Command { std: "docker" "start" "-a" "03f21a47d56785637cbe5ae105f78ee733ec5b3457340f15f578adde384b42d2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling quote v1.0.37 [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 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elem` [INFO] [stdout] --> src/main.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | for mut elem in my_vec3 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elem` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [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 `value` is assigned to, but never used [INFO] [stdout] --> src/main.rs:158:13 [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] [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `value` is assigned to, but never used [INFO] [stdout] --> src/main.rs:165:13 [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 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elem` [INFO] [stdout] --> src/main.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | for mut elem in my_vec3 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elem` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [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 `value` is assigned to, but never used [INFO] [stdout] --> src/main.rs:158:13 [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] [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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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: variable `value` is assigned to, but never used [INFO] [stdout] --> src/main.rs:165:13 [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: 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: 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: 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] [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 `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)]` (part of `#[warn(unused)]`) 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.21s [INFO] running `Command { std: "docker" "inspect" "03f21a47d56785637cbe5ae105f78ee733ec5b3457340f15f578adde384b42d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03f21a47d56785637cbe5ae105f78ee733ec5b3457340f15f578adde384b42d2", kill_on_drop: false }` [INFO] [stdout] 03f21a47d56785637cbe5ae105f78ee733ec5b3457340f15f578adde384b42d2