[INFO] cloning repository https://github.com/prioritize/proto_http
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prioritize/proto_http" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprioritize%2Fproto_http", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprioritize%2Fproto_http'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edbed5c271d39a71f30ac2a34440860ba5ebf2bf
[INFO] checking prioritize/proto_http against master#5dfe648b45659db8dd0a673a806bba3df84aa3af for pr-134273
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprioritize%2Fproto_http" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/prioritize/proto_http on toolchain 5dfe648b45659db8dd0a673a806bba3df84aa3af
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/prioritize/proto_http
[INFO] finished tweaking git repo https://github.com/prioritize/proto_http
[INFO] tweaked toml for git repo https://github.com/prioritize/proto_http written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/prioritize/proto_http 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" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85ff2c5e4a3c565676c70810982b7a277d87e997c9505123bd23d38e76f1762b
[INFO] running `Command { std: "docker" "start" "-a" "85ff2c5e4a3c565676c70810982b7a277d87e997c9505123bd23d38e76f1762b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85ff2c5e4a3c565676c70810982b7a277d87e997c9505123bd23d38e76f1762b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ff2c5e4a3c565676c70810982b7a277d87e997c9505123bd23d38e76f1762b", kill_on_drop: false }`
[INFO] [stdout] 85ff2c5e4a3c565676c70810982b7a277d87e997c9505123bd23d38e76f1762b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 503599e2bacd2640e596198176dc419ba8dd13e694bc404fcd6137d109d9fa57
[INFO] running `Command { std: "docker" "start" "-a" "503599e2bacd2640e596198176dc419ba8dd13e694bc404fcd6137d109d9fa57", kill_on_drop: false }`
[INFO] [stderr]     Checking proto_http v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{BufRead, BufReader, Read, Write};
[INFO] [stdout]   |                                   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{BufRead, BufReader, Read, Write};
[INFO] [stdout]   |                                   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/main.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (mut stream, socket) = listener.accept()?;
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]   --> src/main.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (mut stream, socket) = listener.accept()?;
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/main.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (mut stream, socket) = listener.accept()?;
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]   --> src/main.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (mut stream, socket) = listener.accept()?;
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (mut stream, socket) = listener.accept()?;
[INFO] [stdout]    |          ----^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (mut stream, socket) = listener.accept()?;
[INFO] [stdout]    |          ----^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProtoError` is never used
[INFO] [stdout]  --> src/main.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum ProtoError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProtoError` is never used
[INFO] [stdout]  --> src/main.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum ProtoError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HOST_NAME` is never used
[INFO] [stdout]   --> src/main.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const HOST_NAME: &str = "http://mytest.com";
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HOST_NAME` is never used
[INFO] [stdout]   --> src/main.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const HOST_NAME: &str = "http://mytest.com";
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "503599e2bacd2640e596198176dc419ba8dd13e694bc404fcd6137d109d9fa57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "503599e2bacd2640e596198176dc419ba8dd13e694bc404fcd6137d109d9fa57", kill_on_drop: false }`
[INFO] [stdout] 503599e2bacd2640e596198176dc419ba8dd13e694bc404fcd6137d109d9fa57