[INFO] cloning repository https://github.com/VictorOhashi/rust_http_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VictorOhashi/rust_http_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorOhashi%2Frust_http_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorOhashi%2Frust_http_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0ff5fb994b2cb72d3784990667248a0d26d6fd0
[INFO] checking VictorOhashi/rust_http_server against master#180dffba142c47240ca0d93096ce90b9fd97c8d7 for pr-114716
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorOhashi%2Frust_http_server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VictorOhashi/rust_http_server on toolchain 180dffba142c47240ca0d93096ce90b9fd97c8d7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+180dffba142c47240ca0d93096ce90b9fd97c8d7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VictorOhashi/rust_http_server
[INFO] finished tweaking git repo https://github.com/VictorOhashi/rust_http_server
[INFO] tweaked toml for git repo https://github.com/VictorOhashi/rust_http_server written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/VictorOhashi/rust_http_server 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" "+180dffba142c47240ca0d93096ce90b9fd97c8d7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:84cb280c7acaf12c1f874411053406050a24f846e52f817d4d9e64bcbe5ce959" "/opt/rustwide/cargo-home/bin/cargo" "+180dffba142c47240ca0d93096ce90b9fd97c8d7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eedbde5817b3f91f4e8b9936194116f0d8e7f4e4e7ac8279befd1e33bd4879e9
[INFO] running `Command { std: "docker" "start" "-a" "eedbde5817b3f91f4e8b9936194116f0d8e7f4e4e7ac8279befd1e33bd4879e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eedbde5817b3f91f4e8b9936194116f0d8e7f4e4e7ac8279befd1e33bd4879e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eedbde5817b3f91f4e8b9936194116f0d8e7f4e4e7ac8279befd1e33bd4879e9", kill_on_drop: false }`
[INFO] [stdout] eedbde5817b3f91f4e8b9936194116f0d8e7f4e4e7ac8279befd1e33bd4879e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:84cb280c7acaf12c1f874411053406050a24f846e52f817d4d9e64bcbe5ce959" "/opt/rustwide/cargo-home/bin/cargo" "+180dffba142c47240ca0d93096ce90b9fd97c8d7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdf669fc4431d0ebfa6641f6f4edf4ba2b6771c4e9c0ccd18fb548002246eb16
[INFO] running `Command { std: "docker" "start" "-a" "bdf669fc4431d0ebfa6641f6f4edf4ba2b6771c4e9c0ccd18fb548002246eb16", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/http/query_string.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct QueryString<'buf> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 11 |     data: HashMap<&'buf str, Value<'buf>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/http/query_string.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'buf> QueryString<'buf> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] 15 |     pub fn get(&self, key: &str) -> Option<&Value> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `query_string` is never read
[INFO] [stdout]  --> src/http/request.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Request<'buf> {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 6 |     path: &'buf str,
[INFO] [stdout] 7 |     query_string: Option<QueryString<'buf>>,
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query_string` is never used
[INFO] [stdout]   --> src/http/request.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'buf> Request<'buf> {
[INFO] [stdout]    | ------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn query_string(&self) -> Option<&QueryString> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/http/query_string.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct QueryString<'buf> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 11 |     data: HashMap<&'buf str, Value<'buf>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/http/query_string.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'buf> QueryString<'buf> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] 15 |     pub fn get(&self, key: &str) -> Option<&Value> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `query_string` is never read
[INFO] [stdout]  --> src/http/request.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Request<'buf> {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 6 |     path: &'buf str,
[INFO] [stdout] 7 |     query_string: Option<QueryString<'buf>>,
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query_string` is never used
[INFO] [stdout]   --> src/http/request.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'buf> Request<'buf> {
[INFO] [stdout]    | ------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn query_string(&self) -> Option<&QueryString> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "bdf669fc4431d0ebfa6641f6f4edf4ba2b6771c4e9c0ccd18fb548002246eb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf669fc4431d0ebfa6641f6f4edf4ba2b6771c4e9c0ccd18fb548002246eb16", kill_on_drop: false }`
[INFO] [stdout] bdf669fc4431d0ebfa6641f6f4edf4ba2b6771c4e9c0ccd18fb548002246eb16