[INFO] cloning repository https://github.com/vladIev/rust_web_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vladIev/rust_web_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvladIev%2Frust_web_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvladIev%2Frust_web_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62d36f27ad4074bc8b256ffaf6eb0f08b6606ffb
[INFO] checking vladIev/rust_web_server against try#121a90d34197f711021eeb158e7f4184b8be8ceb for pr-140313
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvladIev%2Frust_web_server" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vladIev/rust_web_server on toolchain 121a90d34197f711021eeb158e7f4184b8be8ceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vladIev/rust_web_server
[INFO] finished tweaking git repo https://github.com/vladIev/rust_web_server
[INFO] tweaked toml for git repo https://github.com/vladIev/rust_web_server written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/vladIev/rust_web_server 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" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9a170cf1b3feba39302df1b28784541a4afd107621274a805d00f43dac6eda5
[INFO] running `Command { std: "docker" "start" "-a" "a9a170cf1b3feba39302df1b28784541a4afd107621274a805d00f43dac6eda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9a170cf1b3feba39302df1b28784541a4afd107621274a805d00f43dac6eda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a170cf1b3feba39302df1b28784541a4afd107621274a805d00f43dac6eda5", kill_on_drop: false }`
[INFO] [stdout] a9a170cf1b3feba39302df1b28784541a4afd107621274a805d00f43dac6eda5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a2277ceef40f08703006838b07d3f9001a842aa8a3172320b966016a44b2624
[INFO] running `Command { std: "docker" "start" "-a" "7a2277ceef40f08703006838b07d3f9001a842aa8a3172320b966016a44b2624", kill_on_drop: false }`
[INFO] [stderr]     Checking book_web_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Thread`
[INFO] [stdout]  --> src/thread_pool.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::{self, JoinHandle, Thread};
[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/thread_pool.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::{self, JoinHandle, Thread};
[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 0.16s
[INFO] running `Command { std: "docker" "inspect" "7a2277ceef40f08703006838b07d3f9001a842aa8a3172320b966016a44b2624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2277ceef40f08703006838b07d3f9001a842aa8a3172320b966016a44b2624", kill_on_drop: false }`
[INFO] [stdout] 7a2277ceef40f08703006838b07d3f9001a842aa8a3172320b966016a44b2624