[INFO] cloning repository https://github.com/BaDook2/RustPractice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BaDook2/RustPractice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaDook2%2FRustPractice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaDook2%2FRustPractice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7811e359474f365d746a17dbc86114354add7b01
[INFO] checking BaDook2/RustPractice against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaDook2%2FRustPractice" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BaDook2/RustPractice on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BaDook2/RustPractice
[INFO] finished tweaking git repo https://github.com/BaDook2/RustPractice
[INFO] tweaked toml for git repo https://github.com/BaDook2/RustPractice written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BaDook2/RustPractice 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" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e32d98b68c972432dae7737e5ad899b1078184bc6ed476942c2e35ccb7e74c9
[INFO] running `Command { std: "docker" "start" "-a" "6e32d98b68c972432dae7737e5ad899b1078184bc6ed476942c2e35ccb7e74c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e32d98b68c972432dae7737e5ad899b1078184bc6ed476942c2e35ccb7e74c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e32d98b68c972432dae7737e5ad899b1078184bc6ed476942c2e35ccb7e74c9", kill_on_drop: false }`
[INFO] [stdout] 6e32d98b68c972432dae7737e5ad899b1078184bc6ed476942c2e35ccb7e74c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9317c40075e700e9dfcda0443caea7de93a19270c51b875e96c7433a5fc2fdf
[INFO] running `Command { std: "docker" "start" "-a" "b9317c40075e700e9dfcda0443caea7de93a19270c51b875e96c7433a5fc2fdf", kill_on_drop: false }`
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/server.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 Err((e)) => println!("Err"),
[INFO] [stdout]    |                     ^ ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -                 Err((e)) => println!("Err"),
[INFO] [stdout] 25 +                 Err(e) => println!("Err"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/server.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 Err((e)) => println!("Err"),
[INFO] [stdout]    |                     ^ ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -                 Err((e)) => println!("Err"),
[INFO] [stdout] 25 +                 Err(e) => println!("Err"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/server.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn arr(a: &[u8]) {}
[INFO] [stdout]   |        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 Err((e)) => println!("Err"),
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/server.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let (stream, addr) = res.unwrap();
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/server.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let (stream, addr) = res.unwrap();
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/server.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn arr(a: &[u8]) {}
[INFO] [stdout]   |        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arr` is never used
[INFO] [stdout]  --> src/server.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn arr(a: &[u8]) {}
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Request` is never constructed
[INFO] [stdout]  --> src/http/request.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Request {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Method` is never used
[INFO] [stdout]  --> src/http/method.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Method {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 Err((e)) => println!("Err"),
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/server.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let (stream, addr) = res.unwrap();
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/server.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let (stream, addr) = res.unwrap();
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arr` is never used
[INFO] [stdout]  --> src/server.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn arr(a: &[u8]) {}
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Request` is never constructed
[INFO] [stdout]  --> src/http/request.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Request {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Method` is never used
[INFO] [stdout]  --> src/http/method.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Method {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     stream.read(&mut buffer);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     let _ = stream.read(&mut buffer);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     stream.read(&mut buffer);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     let _ = stream.read(&mut buffer);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "b9317c40075e700e9dfcda0443caea7de93a19270c51b875e96c7433a5fc2fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9317c40075e700e9dfcda0443caea7de93a19270c51b875e96c7433a5fc2fdf", kill_on_drop: false }`
[INFO] [stdout] b9317c40075e700e9dfcda0443caea7de93a19270c51b875e96c7433a5fc2fdf
