[INFO] cloning repository https://github.com/BrahmVanH/multi-thread-web-server-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrahmVanH/multi-thread-web-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrahmVanH%2Fmulti-thread-web-server-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrahmVanH%2Fmulti-thread-web-server-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff16b0027a30a025f19fe78a2c770abe86a2e718
[INFO] checking BrahmVanH/multi-thread-web-server-rust against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrahmVanH%2Fmulti-thread-web-server-rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BrahmVanH/multi-thread-web-server-rust on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BrahmVanH/multi-thread-web-server-rust
[INFO] finished tweaking git repo https://github.com/BrahmVanH/multi-thread-web-server-rust
[INFO] tweaked toml for git repo https://github.com/BrahmVanH/multi-thread-web-server-rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BrahmVanH/multi-thread-web-server-rust 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" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30659ddcd635078371248f445b2e241d9e47d573f9133cbc4f6fd358a2afddcf
[INFO] running `Command { std: "docker" "start" "-a" "30659ddcd635078371248f445b2e241d9e47d573f9133cbc4f6fd358a2afddcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30659ddcd635078371248f445b2e241d9e47d573f9133cbc4f6fd358a2afddcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30659ddcd635078371248f445b2e241d9e47d573f9133cbc4f6fd358a2afddcf", kill_on_drop: false }`
[INFO] [stdout] 30659ddcd635078371248f445b2e241d9e47d573f9133cbc4f6fd358a2afddcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f5920df31a195a5e8224680dc158647e70b44863bf89959ec7fc7838ad57ea7
[INFO] running `Command { std: "docker" "start" "-a" "4f5920df31a195a5e8224680dc158647e70b44863bf89959ec7fc7838ad57ea7", kill_on_drop: false }`
[INFO] [stderr]     Checking web-server-demo-rust-lang-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Thread`
[INFO] [stdout]  --> src/lib.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ thread::{ self, Thread }, sync::{ mpsc, Arc, Mutex } };
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Thread`
[INFO] [stdout]  --> src/lib.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ thread::{ self, Thread }, sync::{ mpsc, Arc, Mutex } };
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `prelude::*`
[INFO] [stdout]  --> src/bin/main.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{ io::{ prelude::*, BufReader }, net::{ TcpListener, TcpStream } };
[INFO] [stdout]   |                  ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `prelude::*`
[INFO] [stdout]  --> src/bin/main.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{ io::{ prelude::*, BufReader }, net::{ TcpListener, TcpStream } };
[INFO] [stdout]   |                  ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "4f5920df31a195a5e8224680dc158647e70b44863bf89959ec7fc7838ad57ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f5920df31a195a5e8224680dc158647e70b44863bf89959ec7fc7838ad57ea7", kill_on_drop: false }`
[INFO] [stdout] 4f5920df31a195a5e8224680dc158647e70b44863bf89959ec7fc7838ad57ea7
