[INFO] cloning repository https://github.com/Jugacu/rebeka
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jugacu/rebeka" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJugacu%2Frebeka", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJugacu%2Frebeka'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0964044dbd5ad77246570a3a0a4c7bef6efa0eb3
[INFO] checking Jugacu/rebeka against try#1c4199da70f816f2239f41c55168ff75a3663718 for pr-155499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJugacu%2Frebeka" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Jugacu/rebeka
[INFO] finished tweaking git repo https://github.com/Jugacu/rebeka
[INFO] tweaked toml for git repo https://github.com/Jugacu/rebeka written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jugacu/rebeka on toolchain 1c4199da70f816f2239f41c55168ff75a3663718
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jugacu/rebeka 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" "+1c4199da70f816f2239f41c55168ff75a3663718" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 799b9a9854a8a2354c75e99f7dc6b6c17ea6294a750c866d879c6315baf25556
[INFO] running `Command { std: "docker" "start" "-a" "799b9a9854a8a2354c75e99f7dc6b6c17ea6294a750c866d879c6315baf25556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "799b9a9854a8a2354c75e99f7dc6b6c17ea6294a750c866d879c6315baf25556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799b9a9854a8a2354c75e99f7dc6b6c17ea6294a750c866d879c6315baf25556", kill_on_drop: false }`
[INFO] [stdout] 799b9a9854a8a2354c75e99f7dc6b6c17ea6294a750c866d879c6315baf25556
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c56599aa132740aa973091d35de3198fc89be314adb33aafd7e65b9d44b1df01
[INFO] running `Command { std: "docker" "start" "-a" "c56599aa132740aa973091d35de3198fc89be314adb33aafd7e65b9d44b1df01", kill_on_drop: false }`
[INFO] [stderr]     Checking http-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     create_server("0.0.0.0", 80, |mut request| {
[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: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |             Err(err) => {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `remote_addr`, `method`, and `headers` are never read
[INFO] [stdout]   --> src/io/mod.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Request {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  8 |     pub remote_addr: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  9 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 10 |     pub path: String,
[INFO] [stdout] 11 |     headers: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     create_server("0.0.0.0", 80, |mut request| {
[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: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |             Err(err) => {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `remote_addr`, `method`, and `headers` are never read
[INFO] [stdout]   --> src/io/mod.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Request {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  8 |     pub remote_addr: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  9 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 10 |     pub path: String,
[INFO] [stdout] 11 |     headers: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "c56599aa132740aa973091d35de3198fc89be314adb33aafd7e65b9d44b1df01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56599aa132740aa973091d35de3198fc89be314adb33aafd7e65b9d44b1df01", kill_on_drop: false }`
[INFO] [stdout] c56599aa132740aa973091d35de3198fc89be314adb33aafd7e65b9d44b1df01
