[INFO] cloning repository https://github.com/Murray918/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/Murray918/server_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMurray918%2Fserver_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMurray918%2Fserver_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75789efa415afb8b8c4c3a06e5e617984cf4cff2
[INFO] checking Murray918/server_rust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMurray918%2Fserver_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Murray918/server_rust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Murray918/server_rust
[INFO] finished tweaking git repo https://github.com/Murray918/server_rust
[INFO] tweaked toml for git repo https://github.com/Murray918/server_rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Murray918/server_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd4e7c666b23f9ee92ce8dd751d1c5430c9c0b5b81b187b365770d6ef3a36a42
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dd4e7c666b23f9ee92ce8dd751d1c5430c9c0b5b81b187b365770d6ef3a36a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd4e7c666b23f9ee92ce8dd751d1c5430c9c0b5b81b187b365770d6ef3a36a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd4e7c666b23f9ee92ce8dd751d1c5430c9c0b5b81b187b365770d6ef3a36a42", kill_on_drop: false }`
[INFO] [stdout] dd4e7c666b23f9ee92ce8dd751d1c5430c9c0b5b81b187b365770d6ef3a36a42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60b2bb127d3b9853d4a40c01d59f4e7b0ea0e3f5a9f007dc9f95ca4907194013
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "60b2bb127d3b9853d4a40c01d59f4e7b0ea0e3f5a9f007dc9f95ca4907194013", kill_on_drop: false }`
[INFO] [stderr]     Checking server_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `http::Request`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use http::Request;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/http/request.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let request = str::from_utf8(buf)?;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/server.rs:29:36
[INFO] [stdout]    |
[INFO] [stdout] 29 | ...                   Ok(request) => {}
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/server.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |             let (stream, addr) = res.unwrap();
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/server.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 |             let (stream, addr) = res.unwrap();
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GET`
[INFO] [stdout]  --> src/http/method.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     GET,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `http::Request`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use http::Request;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DELETE`
[INFO] [stdout]  --> src/http/method.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     DELETE,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `POST`
[INFO] [stdout]  --> src/http/method.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     POST,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PUT`
[INFO] [stdout]  --> src/http/method.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PUT,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PATCH`
[INFO] [stdout]  --> src/http/method.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     PATCH,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CONNECT`
[INFO] [stdout]  --> src/http/method.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     CONNECT,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OPTIONS`
[INFO] [stdout]  --> src/http/method.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     OPTIONS,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TRACE`
[INFO] [stdout]  --> src/http/method.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     TRACE,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `HEAD`
[INFO] [stdout]   --> src/http/method.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     HEAD,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]  --> src/http/request.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     path: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `query_string`
[INFO] [stdout]   --> src/http/request.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     query_string: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `method`
[INFO] [stdout]   --> src/http/request.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     method: Method,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidRequest`
[INFO] [stdout]   --> src/http/request.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     InvalidRequest,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidProtocol`
[INFO] [stdout]   --> src/http/request.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     InvalidProtocol,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidMethod`
[INFO] [stdout]   --> src/http/request.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     InvalidMethod,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/http/request.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let request = str::from_utf8(buf)?;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/server.rs:29:36
[INFO] [stdout]    |
[INFO] [stdout] 29 | ...                   Ok(request) => {}
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/server.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |             let (stream, addr) = res.unwrap();
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/server.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 |             let (stream, addr) = res.unwrap();
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GET`
[INFO] [stdout]  --> src/http/method.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     GET,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DELETE`
[INFO] [stdout]  --> src/http/method.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     DELETE,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `POST`
[INFO] [stdout]  --> src/http/method.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     POST,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PUT`
[INFO] [stdout]  --> src/http/method.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PUT,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PATCH`
[INFO] [stdout]  --> src/http/method.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     PATCH,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CONNECT`
[INFO] [stdout]  --> src/http/method.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     CONNECT,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OPTIONS`
[INFO] [stdout]  --> src/http/method.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     OPTIONS,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TRACE`
[INFO] [stdout]  --> src/http/method.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     TRACE,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `HEAD`
[INFO] [stdout]   --> src/http/method.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     HEAD,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]  --> src/http/request.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     path: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `query_string`
[INFO] [stdout]   --> src/http/request.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     query_string: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `method`
[INFO] [stdout]   --> src/http/request.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     method: Method,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidRequest`
[INFO] [stdout]   --> src/http/request.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     InvalidRequest,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidProtocol`
[INFO] [stdout]   --> src/http/request.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     InvalidProtocol,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidMethod`
[INFO] [stdout]   --> src/http/request.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     InvalidMethod,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "60b2bb127d3b9853d4a40c01d59f4e7b0ea0e3f5a9f007dc9f95ca4907194013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b2bb127d3b9853d4a40c01d59f4e7b0ea0e3f5a9f007dc9f95ca4907194013", kill_on_drop: false }`
[INFO] [stdout] 60b2bb127d3b9853d4a40c01d59f4e7b0ea0e3f5a9f007dc9f95ca4907194013