[INFO] cloning repository https://github.com/hammsvietro/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/hammsvietro/rust_http_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhammsvietro%2Frust_http_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhammsvietro%2Frust_http_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 220aed0b33daeb772dff402fc02b3fd766fce1a3
[INFO] checking hammsvietro/rust_http_server against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhammsvietro%2Frust_http_server" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hammsvietro/rust_http_server on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hammsvietro/rust_http_server
[INFO] finished tweaking git repo https://github.com/hammsvietro/rust_http_server
[INFO] tweaked toml for git repo https://github.com/hammsvietro/rust_http_server written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/hammsvietro/rust_http_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f29e99b7a6fbb531d72634e75bf3c17b0c9079995ff5efc9e360a9e4172c0f08
[INFO] running `Command { std: "docker" "start" "-a" "f29e99b7a6fbb531d72634e75bf3c17b0c9079995ff5efc9e360a9e4172c0f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f29e99b7a6fbb531d72634e75bf3c17b0c9079995ff5efc9e360a9e4172c0f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29e99b7a6fbb531d72634e75bf3c17b0c9079995ff5efc9e360a9e4172c0f08", kill_on_drop: false }`
[INFO] [stdout] f29e99b7a6fbb531d72634e75bf3c17b0c9079995ff5efc9e360a9e4172c0f08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eed5902d38edd834d0f4b1465e893ce4aa2399366d988895c9d308dc1997bff
[INFO] running `Command { std: "docker" "start" "-a" "9eed5902d38edd834d0f4b1465e893ce4aa2399366d988895c9d308dc1997bff", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
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[INFO] [stderr]    Compiling syn v1.0.71
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[INFO] [stdout] warning: unused import: `crate::http::HttpRequest`
[INFO] [stdout]  --> src/event_loop.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::http::HttpRequest;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::http::HttpRequest`
[INFO] [stdout]  --> src/event_loop.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::http::HttpRequest;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/event_loop.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let n = match socket.read(&mut buf).await {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/event_loop.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn parse_request<'a>(req: &'a str)  {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `zas`
[INFO] [stdout]  --> src/http/parser.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn zas() -> &'static str {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `HttpRequest`
[INFO] [stdout]  --> src/http/models.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct HttpRequest<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_request`
[INFO] [stdout]   --> src/event_loop.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn parse_request<'a>(req: &'a str)  {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     block_on(rt.spawn(async {
[INFO] [stdout] 13 | |         let listener =TcpListener::bind("127.0.0.1:8080").await.unwrap();
[INFO] [stdout] 14 | |         execute_loop(&listener).await
[INFO] [stdout] 15 | |     }));
[INFO] [stdout]    | |________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/event_loop.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let n = match socket.read(&mut buf).await {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/event_loop.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn parse_request<'a>(req: &'a str)  {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `zas`
[INFO] [stdout]  --> src/http/parser.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn zas() -> &'static str {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `HttpRequest`
[INFO] [stdout]  --> src/http/models.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct HttpRequest<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_request`
[INFO] [stdout]   --> src/event_loop.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn parse_request<'a>(req: &'a str)  {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     block_on(rt.spawn(async {
[INFO] [stdout] 13 | |         let listener =TcpListener::bind("127.0.0.1:8080").await.unwrap();
[INFO] [stdout] 14 | |         execute_loop(&listener).await
[INFO] [stdout] 15 | |     }));
[INFO] [stdout]    | |________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.42s
[INFO] running `Command { std: "docker" "inspect" "9eed5902d38edd834d0f4b1465e893ce4aa2399366d988895c9d308dc1997bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eed5902d38edd834d0f4b1465e893ce4aa2399366d988895c9d308dc1997bff", kill_on_drop: false }`
[INFO] [stdout] 9eed5902d38edd834d0f4b1465e893ce4aa2399366d988895c9d308dc1997bff