[INFO] cloning repository https://github.com/sunmeng90/codecrafters-http-server-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunmeng90/codecrafters-http-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunmeng90%2Fcodecrafters-http-server-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunmeng90%2Fcodecrafters-http-server-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11066407c244c31861e896c92f06c8aca9655917
[INFO] checking sunmeng90/codecrafters-http-server-rust against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunmeng90%2Fcodecrafters-http-server-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sunmeng90/codecrafters-http-server-rust
[INFO] finished tweaking git repo https://github.com/sunmeng90/codecrafters-http-server-rust
[INFO] tweaked toml for git repo https://github.com/sunmeng90/codecrafters-http-server-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sunmeng90/codecrafters-http-server-rust on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sunmeng90/codecrafters-http-server-rust 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25c6f5bb941fe574b8b84b8c26c3c656119ae1d957312e04c621b260edf16ad6
[INFO] running `Command { std: "docker" "start" "-a" "25c6f5bb941fe574b8b84b8c26c3c656119ae1d957312e04c621b260edf16ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25c6f5bb941fe574b8b84b8c26c3c656119ae1d957312e04c621b260edf16ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c6f5bb941fe574b8b84b8c26c3c656119ae1d957312e04c621b260edf16ad6", kill_on_drop: false }`
[INFO] [stdout] 25c6f5bb941fe574b8b84b8c26c3c656119ae1d957312e04c621b260edf16ad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c13b80cb09eba6efcaebb5af9850ab76751a60d945ad49658c14a21a926195ae
[INFO] running `Command { std: "docker" "start" "-a" "c13b80cb09eba6efcaebb5af9850ab76751a60d945ad49658c14a21a926195ae", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking http-server-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `nom::AsBytes`
[INFO] [stdout]  --> src/resp.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nom::AsBytes;
[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 variable: `req`
[INFO] [stdout]   --> src/handlers.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn handle_base(req: &Request, param_map: &HashMap<String, String>) -> Response {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param_map`
[INFO] [stdout]   --> src/handlers.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn handle_base(req: &Request, param_map: &HashMap<String, String>) -> Response {
[INFO] [stdout]    |                                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/handlers.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn handle_404(req: &Request) -> Response {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handlers.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let mut resp = Response::new(200, "OK", echo.as_bytes().to_vec());
[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: `param_map`
[INFO] [stdout]   --> src/handlers.rs:48:41
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn handle_user_agent(req: &Request, param_map: &HashMap<String, String>) -> Response {
[INFO] [stdout]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::AsBytes`
[INFO] [stdout]  --> src/resp.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nom::AsBytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_version` is never read
[INFO] [stdout]   --> src/req.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Request {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub http_version: HttpVersion,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/handlers.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     file.flush();
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let _ = file.flush();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/handlers.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn handle_base(req: &Request, param_map: &HashMap<String, String>) -> Response {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param_map`
[INFO] [stdout]   --> src/handlers.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn handle_base(req: &Request, param_map: &HashMap<String, String>) -> Response {
[INFO] [stdout]    |                                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/handlers.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn handle_404(req: &Request) -> Response {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handlers.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let mut resp = Response::new(200, "OK", echo.as_bytes().to_vec());
[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: `param_map`
[INFO] [stdout]   --> src/handlers.rs:48:41
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn handle_user_agent(req: &Request, param_map: &HashMap<String, String>) -> Response {
[INFO] [stdout]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_version` is never read
[INFO] [stdout]   --> src/req.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Request {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub http_version: HttpVersion,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/handlers.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     file.flush();
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let _ = file.flush();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "c13b80cb09eba6efcaebb5af9850ab76751a60d945ad49658c14a21a926195ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c13b80cb09eba6efcaebb5af9850ab76751a60d945ad49658c14a21a926195ae", kill_on_drop: false }`
[INFO] [stdout] c13b80cb09eba6efcaebb5af9850ab76751a60d945ad49658c14a21a926195ae
