[INFO] cloning repository https://github.com/wisleythewise/rust_webserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wisleythewise/rust_webserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisleythewise%2Frust_webserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisleythewise%2Frust_webserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4eb64e3328028d3675ae01bccc34b617a765d407
[INFO] checking wisleythewise/rust_webserver against try#ac4c3613be2acd5395b65d85e5657b81e3c982f0 for pr-154585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisleythewise%2Frust_webserver" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wisleythewise/rust_webserver
[INFO] finished tweaking git repo https://github.com/wisleythewise/rust_webserver
[INFO] tweaked toml for git repo https://github.com/wisleythewise/rust_webserver written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wisleythewise/rust_webserver on toolchain ac4c3613be2acd5395b65d85e5657b81e3c982f0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wisleythewise/rust_webserver 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" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62e2ed19e839a36248426bf23a0144cebc0cf5a91496b34860d7d731171582ee
[INFO] running `Command { std: "docker" "start" "-a" "62e2ed19e839a36248426bf23a0144cebc0cf5a91496b34860d7d731171582ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62e2ed19e839a36248426bf23a0144cebc0cf5a91496b34860d7d731171582ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e2ed19e839a36248426bf23a0144cebc0cf5a91496b34860d7d731171582ee", kill_on_drop: false }`
[INFO] [stdout] 62e2ed19e839a36248426bf23a0144cebc0cf5a91496b34860d7d731171582ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58f8832f93d4d2dafa231db9d3143c373c5ae68004eed4f31240c184c2c7bb37
[INFO] running `Command { std: "docker" "start" "-a" "58f8832f93d4d2dafa231db9d3143c373c5ae68004eed4f31240c184c2c7bb37", kill_on_drop: false }`
[INFO] [stderr]     Checking webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]  --> src/lib.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 |         mpsc::{self, Receiver},
[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: `Receiver`
[INFO] [stdout]  --> src/lib.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 |         mpsc::{self, Receiver},
[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 imports: `fmt::Result`, `prelude::*`, `thread`, and `time::Duration`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fmt::Result,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     fs,
[INFO] [stdout] 5 |     io::{prelude::*, BufRead, BufReader, Write},
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 6 |     net::{TcpListener, TcpStream},
[INFO] [stdout] 7 |     thread,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 8 |     time::Duration,
[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 imports: `fmt::Result`, `prelude::*`, `thread`, and `time::Duration`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fmt::Result,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     fs,
[INFO] [stdout] 5 |     io::{prelude::*, BufRead, BufReader, Write},
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 6 |     net::{TcpListener, TcpStream},
[INFO] [stdout] 7 |     thread,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 8 |     time::Duration,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "58f8832f93d4d2dafa231db9d3143c373c5ae68004eed4f31240c184c2c7bb37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f8832f93d4d2dafa231db9d3143c373c5ae68004eed4f31240c184c2c7bb37", kill_on_drop: false }`
[INFO] [stdout] 58f8832f93d4d2dafa231db9d3143c373c5ae68004eed4f31240c184c2c7bb37