[INFO] cloning repository https://github.com/yixua12/stock_trading_system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yixua12/stock_trading_system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyixua12%2Fstock_trading_system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyixua12%2Fstock_trading_system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaaec1f9d2c520860e193fd033af410e6d437c32
[INFO] checking yixua12/stock_trading_system/aaaec1f9d2c520860e193fd033af410e6d437c32 against 0b63defc8fd68957c635fe61f097b84df8fd9611 for pr-154715
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyixua12%2Fstock_trading_system" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/yixua12/stock_trading_system
[INFO] finished tweaking git repo https://github.com/yixua12/stock_trading_system
[INFO] tweaked toml for git repo https://github.com/yixua12/stock_trading_system written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yixua12/stock_trading_system on toolchain 0b63defc8fd68957c635fe61f097b84df8fd9611
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0b63defc8fd68957c635fe61f097b84df8fd9611" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yixua12/stock_trading_system 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" "+0b63defc8fd68957c635fe61f097b84df8fd9611" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856
[INFO] running `Command { std: "docker" "start" "cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856", 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" "cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856" "/opt/rustwide/cargo-home/bin/cargo" "+0b63defc8fd68957c635fe61f097b84df8fd9611" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856", 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" "cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856" "/opt/rustwide/cargo-home/bin/cargo" "+0b63defc8fd68957c635fe61f097b84df8fd9611" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking stock_trading_system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/bin/brokers.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::sync::{mpsc, Mutex};
[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 import: `Mutex`
[INFO] [stdout]  --> src/bin/brokers.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::sync::{mpsc, Mutex};
[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 import: `mpsc`
[INFO] [stdout]   --> src/bin/stocks.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::sync::{mpsc, Mutex};
[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 import: `mpsc`
[INFO] [stdout]   --> src/bin/stocks.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::sync::{mpsc, Mutex};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/stocks.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut channel_locked = rabbitmq_channel.lock().await;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/stocks.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut channel_locked = rabbitmq_channel.lock().await;
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/stocks.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut channel_locked = rabbitmq_channel.lock().await;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/stocks.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut channel_locked = rabbitmq_channel.lock().await;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/stocks.rs:180:13
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let mut channel_locked = rabbitmq_channel.lock().await;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/stocks.rs:180:13
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let mut channel_locked = rabbitmq_channel.lock().await;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/stocks.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let mut channel_locked = rabbitmq_channel.lock().await;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/stocks.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let mut channel_locked = rabbitmq_channel.lock().await;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.35s
[INFO] running `Command { std: "docker" "inspect" "cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856", kill_on_drop: false }`
[INFO] [stdout] cf9787c0f8f1e8bc83371ef61612dfd190bda7e839006f1a2fb35557ee72a856
