[INFO] cloning repository https://github.com/chinmayajena/rust-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chinmayajena/rust-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchinmayajena%2Frust-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchinmayajena%2Frust-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5625ba1f7bf416a8e5a85f227054e33925421448
[INFO] checking chinmayajena/rust-server against try#3c75d5844aa65b4aa19243ac44ceda49fe4e61ca for pr-143545
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchinmayajena%2Frust-server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chinmayajena/rust-server
[INFO] finished tweaking git repo https://github.com/chinmayajena/rust-server
[INFO] tweaked toml for git repo https://github.com/chinmayajena/rust-server written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chinmayajena/rust-server on toolchain 3c75d5844aa65b4aa19243ac44ceda49fe4e61ca
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chinmayajena/rust-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" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a34338bf12096e08934bcd12c45cc85f4eb79ceac5054b615a274b12a1a4029
[INFO] running `Command { std: "docker" "start" "-a" "7a34338bf12096e08934bcd12c45cc85f4eb79ceac5054b615a274b12a1a4029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a34338bf12096e08934bcd12c45cc85f4eb79ceac5054b615a274b12a1a4029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a34338bf12096e08934bcd12c45cc85f4eb79ceac5054b615a274b12a1a4029", kill_on_drop: false }`
[INFO] [stdout] 7a34338bf12096e08934bcd12c45cc85f4eb79ceac5054b615a274b12a1a4029
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ab751771a50f67511a3f22b12ff70d2523795d494f1695de8167aec454ed6e1
[INFO] running `Command { std: "docker" "start" "-a" "7ab751771a50f67511a3f22b12ff70d2523795d494f1695de8167aec454ed6e1", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ParseError`
[INFO] [stdout]  --> src/http/mod.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use request::{ Request, ParseError };
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `http::Request`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use http::Request;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParseError`
[INFO] [stdout]  --> src/http/mod.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use request::{ Request, ParseError };
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `http::Request`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use http::Request;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `InvalidMethodError` found for enum `ParseError` in the current scope
[INFO] [stdout]   --> src/http/request.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub enum ParseError {
[INFO] [stdout]    | ------------------- variant or associated item `InvalidMethodError` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 73 |             Self::InvalidMethodError => "Invalid MethodError",
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^ variant or associated item not found in `ParseError`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 73 -             Self::InvalidMethodError => "Invalid MethodError",
[INFO] [stdout] 73 +             Self::InvalidMethod => "Invalid MethodError",
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `InvalidMethodError` found for enum `ParseError` in the current scope
[INFO] [stdout]   --> src/http/request.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub enum ParseError {
[INFO] [stdout]    | ------------------- variant or associated item `InvalidMethodError` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 73 |             Self::InvalidMethodError => "Invalid MethodError",
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^ variant or associated item not found in `ParseError`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 73 -             Self::InvalidMethodError => "Invalid MethodError",
[INFO] [stdout] 73 +             Self::InvalidMethod => "Invalid MethodError",
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/server.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | 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: `a`
[INFO] [stdout]   --> src/server.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | 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:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 |                         Err(e) => {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 |                         Err(e) => {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> src/http/request.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Some((method, request)) => {}
[INFO] [stdout]    |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/http/request.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Some((method, request)) => {}
[INFO] [stdout]    |                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> src/http/request.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Some((method, request)) => {}
[INFO] [stdout]    |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/http/request.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Some((method, request)) => {}
[INFO] [stdout]    |                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `get`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let get = Method::GET;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `get`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let get = Method::GET;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let post = Method::POST;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let post = Method::POST;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delete`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let delete = Method::DELETE;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_delete`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delete`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let delete = Method::DELETE;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_delete`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `put`
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let put = Method::PUT;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_put`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `put`
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let put = Method::PUT;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_put`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_server` (bin "rust_server") due to 1 previous error; 10 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust_server` (bin "rust_server" test) due to 1 previous error; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7ab751771a50f67511a3f22b12ff70d2523795d494f1695de8167aec454ed6e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab751771a50f67511a3f22b12ff70d2523795d494f1695de8167aec454ed6e1", kill_on_drop: false }`
[INFO] [stdout] 7ab751771a50f67511a3f22b12ff70d2523795d494f1695de8167aec454ed6e1