[INFO] cloning repository https://github.com/TimofeySamoilov/Tonic_helloworld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TimofeySamoilov/Tonic_helloworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimofeySamoilov%2FTonic_helloworld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimofeySamoilov%2FTonic_helloworld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eee432b137a5ca3091198c41220791fe4cec7c7c
[INFO] checking TimofeySamoilov/Tonic_helloworld against try#d1d7143153307f561233bd4d93e2a3b24157b081 for pr-151539-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimofeySamoilov%2FTonic_helloworld" "/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/TimofeySamoilov/Tonic_helloworld
[INFO] finished tweaking git repo https://github.com/TimofeySamoilov/Tonic_helloworld
[INFO] tweaked toml for git repo https://github.com/TimofeySamoilov/Tonic_helloworld written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TimofeySamoilov/Tonic_helloworld on toolchain d1d7143153307f561233bd4d93e2a3b24157b081
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TimofeySamoilov/Tonic_helloworld 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" "+d1d7143153307f561233bd4d93e2a3b24157b081" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a05e93b06b9e5c8e355c232209bdcdb263d91cc26a8518af45972fc46034337e
[INFO] running `Command { std: "docker" "start" "a05e93b06b9e5c8e355c232209bdcdb263d91cc26a8518af45972fc46034337e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a05e93b06b9e5c8e355c232209bdcdb263d91cc26a8518af45972fc46034337e" "/opt/rustwide/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a05e93b06b9e5c8e355c232209bdcdb263d91cc26a8518af45972fc46034337e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a05e93b06b9e5c8e355c232209bdcdb263d91cc26a8518af45972fc46034337e" "/opt/rustwide/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling helloworld-tonic v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: unused imports: `fmt::Debug` and `string`
[INFO] [stdout]  --> src/client.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, string, thread, time};
[INFO] [stdout]   |           ^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/client.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     loop {
[INFO] [stdout] 21 | |         name = format!("{:?}", string_clone).to_string();
[INFO] [stdout] 22 | |         thread::sleep(interval);
[INFO] [stdout] 23 | |         let request = tonic::Request::new(HelloRequest {name: name.clone(),});
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 28 |       tokio::try_join!(f).expect("problem");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/client.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | #[warn(unreachable_code)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::Debug` and `string`
[INFO] [stdout]  --> src/client.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, string, thread, time};
[INFO] [stdout]   |           ^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/client.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let f = tokio::spawn(keyboard(shared_string));
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]   --> src/client.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut name = String::new();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 21 |         name = format!("{:?}", string_clone).to_string();
[INFO] [stdout]    |         ---- `name` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/client.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     loop {
[INFO] [stdout] 21 | |         name = format!("{:?}", string_clone).to_string();
[INFO] [stdout] 22 | |         thread::sleep(interval);
[INFO] [stdout] 23 | |         let request = tonic::Request::new(HelloRequest {name: name.clone(),});
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 28 |       tokio::try_join!(f).expect("problem");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/client.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | #[warn(unreachable_code)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/client.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let f = tokio::spawn(keyboard(shared_string));
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]   --> src/client.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut name = String::new();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 21 |         name = format!("{:?}", string_clone).to_string();
[INFO] [stdout]    |         ---- `name` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.72s
[INFO] running `Command { std: "docker" "inspect" "a05e93b06b9e5c8e355c232209bdcdb263d91cc26a8518af45972fc46034337e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a05e93b06b9e5c8e355c232209bdcdb263d91cc26a8518af45972fc46034337e", kill_on_drop: false }`
[INFO] [stdout] a05e93b06b9e5c8e355c232209bdcdb263d91cc26a8518af45972fc46034337e
