[INFO] cloning repository https://github.com/dontexit/srwin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dontexit/srwin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdontexit%2Fsrwin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdontexit%2Fsrwin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f11c9c6191cd25b61adab21611ff76fe9f7945a
[INFO] checking dontexit/srwin against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdontexit%2Fsrwin" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dontexit/srwin
[INFO] finished tweaking git repo https://github.com/dontexit/srwin
[INFO] tweaked toml for git repo https://github.com/dontexit/srwin written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dontexit/srwin on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dontexit/srwin 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46dff34b78abe5785f3fbfd237425368889a6c5d47d337d8b5a9de80412a8eb8
[INFO] running `Command { std: "docker" "start" "-a" "46dff34b78abe5785f3fbfd237425368889a6c5d47d337d8b5a9de80412a8eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46dff34b78abe5785f3fbfd237425368889a6c5d47d337d8b5a9de80412a8eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46dff34b78abe5785f3fbfd237425368889a6c5d47d337d8b5a9de80412a8eb8", kill_on_drop: false }`
[INFO] [stdout] 46dff34b78abe5785f3fbfd237425368889a6c5d47d337d8b5a9de80412a8eb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a00f9747c7156cd2bf8dbac0c131ea402455a859ef08a164a8f0bdb40fb7f85c
[INFO] running `Command { std: "docker" "start" "-a" "a00f9747c7156cd2bf8dbac0c131ea402455a859ef08a164a8f0bdb40fb7f85c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking srwin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `http::Response as httpResponse`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use http::Response as httpResponse;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result` and `Value`
[INFO] [stdout]  --> src/main.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::{Result, Value};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `http::Response as httpResponse`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use http::Response as httpResponse;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result` and `Value`
[INFO] [stdout]  --> src/main.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::{Result, Value};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `http_ver`
[INFO] [stdout]    --> src/main.rs:232:23
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let (method, uri, http_ver) = match first_line {
[INFO] [stdout]     |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_ver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:212:22
[INFO] [stdout]     |
[INFO] [stdout] 212 | fn handle_connection(mut stream: TcpStream) {
[INFO] [stdout]     |                      ----^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let mut stream_buf: BufReader<_> = BufReader::new(&stream);
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Other(u16),
[INFO] [stdout]    |     ----- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusCode` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -     Other(u16),
[INFO] [stdout] 31 +     Other(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `headers` is never read
[INFO] [stdout]   --> src/main.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Response {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     headers: Option<HashMap<String, String>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `None` is never constructed
[INFO] [stdout]   --> src/main.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | enum Body {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 70 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `headers` is never used
[INFO] [stdout]    --> src/main.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout]  91 | impl Response {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn headers(mut self, headers: Option<HashMap<String, String>>) -> Self {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render` is never used
[INFO] [stdout]    --> src/main.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn render(mut stream: TcpStream, res: Response) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HttpVersion` is never used
[INFO] [stdout]    --> src/main.rs:180:6
[INFO] [stdout]     |
[INFO] [stdout] 180 | enum HttpVersion {
[INFO] [stdout]     |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_stream_or_log` is never used
[INFO] [stdout]    --> src/main.rs:201:4
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn write_stream_or_log(mut stream: TcpStream, res: Response) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `headers` is never read
[INFO] [stdout]    --> src/main.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 271 | struct Request {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] 272 |     method: RequestMethod,
[INFO] [stdout] 273 |     headers: Option<HashMap<String, String>>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]    --> src/main.rs:301:4
[INFO] [stdout]     |
[INFO] [stdout] 301 | fn test(req: Request) -> Response {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `http_ver`
[INFO] [stdout]    --> src/main.rs:232:23
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let (method, uri, http_ver) = match first_line {
[INFO] [stdout]     |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_ver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:212:22
[INFO] [stdout]     |
[INFO] [stdout] 212 | fn handle_connection(mut stream: TcpStream) {
[INFO] [stdout]     |                      ----^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let mut stream_buf: BufReader<_> = BufReader::new(&stream);
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Other(u16),
[INFO] [stdout]    |     ----- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusCode` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -     Other(u16),
[INFO] [stdout] 31 +     Other(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `headers` is never read
[INFO] [stdout]   --> src/main.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Response {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     headers: Option<HashMap<String, String>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `None` is never constructed
[INFO] [stdout]   --> src/main.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | enum Body {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 70 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `headers` is never used
[INFO] [stdout]    --> src/main.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout]  91 | impl Response {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn headers(mut self, headers: Option<HashMap<String, String>>) -> Self {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render` is never used
[INFO] [stdout]    --> src/main.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn render(mut stream: TcpStream, res: Response) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HttpVersion` is never used
[INFO] [stdout]    --> src/main.rs:180:6
[INFO] [stdout]     |
[INFO] [stdout] 180 | enum HttpVersion {
[INFO] [stdout]     |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_stream_or_log` is never used
[INFO] [stdout]    --> src/main.rs:201:4
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn write_stream_or_log(mut stream: TcpStream, res: Response) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `headers` is never read
[INFO] [stdout]    --> src/main.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 271 | struct Request {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] 272 |     method: RequestMethod,
[INFO] [stdout] 273 |     headers: Option<HashMap<String, String>>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]    --> src/main.rs:301:4
[INFO] [stdout]     |
[INFO] [stdout] 301 | fn test(req: Request) -> Response {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "a00f9747c7156cd2bf8dbac0c131ea402455a859ef08a164a8f0bdb40fb7f85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00f9747c7156cd2bf8dbac0c131ea402455a859ef08a164a8f0bdb40fb7f85c", kill_on_drop: false }`
[INFO] [stdout] a00f9747c7156cd2bf8dbac0c131ea402455a859ef08a164a8f0bdb40fb7f85c
