[INFO] cloning repository https://github.com/lamtx/rust_chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lamtx/rust_chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamtx%2Frust_chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamtx%2Frust_chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54da249ad60b9b6a1294ac993baabe642dcbb62c
[INFO] checking lamtx/rust_chat against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamtx%2Frust_chat" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lamtx/rust_chat
[INFO] finished tweaking git repo https://github.com/lamtx/rust_chat
[INFO] tweaked toml for git repo https://github.com/lamtx/rust_chat written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lamtx/rust_chat on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lamtx/rust_chat 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20
[INFO] running `Command { std: "docker" "start" "8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
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[INFO] [stderr]    Compiling proc-macro2 v1.0.86
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[INFO] [stdout] warning: type alias `WebSocketStream` is never used
[INFO] [stdout]   --> src/misc/mod.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type WebSocketStream = SplitStream<HyperWebsocketStream>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GetQueryFromUri` is never used
[INFO] [stdout]   --> src/misc/query_params.rs:68:11
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub trait GetQueryFromUri {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error` is never used
[INFO] [stdout]   --> src/app/common_errors.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn error<T>(message: String) -> Result<T, AppError> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PING_INTERVAL` is never used
[INFO] [stdout]  --> src/config.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const PING_INTERVAL: Duration = Duration::from_secs(120);
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `spawn` is never used
[INFO] [stdout]   --> src/misc/command.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout]  2 |   macro_rules! command {
[INFO] [stdout] ...
[INFO] [stdout] 52 |           impl CommandSender {
[INFO] [stdout]    |           ------------------ method in this implementation
[INFO] [stdout] 53 |               pub fn spawn(&self) -> SpawnCommandSender {
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/service/chat_service.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / command! {
[INFO] [stdout]  9 | |     pub CreateRoom(room: Room) -> Result<(), ServiceError>;
[INFO] [stdout] 10 | |     pub Status()  -> Vec<RoomInfo>;
[INFO] [stdout] 11 | |     pub GetRoom(room: String) -> Result<ChatRoom, ServiceError>;
[INFO] [stdout] 12 | |     pub DestroyRoom(room: String, secret: String) -> Result<(), ServiceError>;
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> src/model/message.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 27 -             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout] 27 +             r#type: Message::TYPE_ROOM_CREATED,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 27 -             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout] 27 +             r#type: <&str as Into<_>>::into(Message::TYPE_ROOM_CREATED),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> src/model/message.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 38 -             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout] 38 +             r#type: Message::TYPE_ROOM_DESTROYED,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 38 -             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout] 38 +             r#type: <&str as Into<_>>::into(Message::TYPE_ROOM_DESTROYED),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/service/room_service.rs:415:29
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 415 -                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout] 415 +                     r#type: Message::TYPE_BAN,
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 415 -                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout] 415 +                     r#type: <&str as Into<_>>::into(Message::TYPE_BAN),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/misc/query_params.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn query_params(&self) -> QueryParams;
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn query_params(&self) -> QueryParams<'_>;
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/misc/query_params.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn query_params(&self) -> QueryParams {
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn query_params(&self) -> QueryParams<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_chat` (bin "rust_chat") due to 3 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: type alias `WebSocketStream` is never used
[INFO] [stdout]   --> src/misc/mod.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type WebSocketStream = SplitStream<HyperWebsocketStream>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GetQueryFromUri` is never used
[INFO] [stdout]   --> src/misc/query_params.rs:68:11
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub trait GetQueryFromUri {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error` is never used
[INFO] [stdout]   --> src/app/common_errors.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn error<T>(message: String) -> Result<T, AppError> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PING_INTERVAL` is never used
[INFO] [stdout]  --> src/config.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const PING_INTERVAL: Duration = Duration::from_secs(120);
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `spawn` is never used
[INFO] [stdout]   --> src/misc/command.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout]  2 |   macro_rules! command {
[INFO] [stdout] ...
[INFO] [stdout] 52 |           impl CommandSender {
[INFO] [stdout]    |           ------------------ method in this implementation
[INFO] [stdout] 53 |               pub fn spawn(&self) -> SpawnCommandSender {
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/service/chat_service.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / command! {
[INFO] [stdout]  9 | |     pub CreateRoom(room: Room) -> Result<(), ServiceError>;
[INFO] [stdout] 10 | |     pub Status()  -> Vec<RoomInfo>;
[INFO] [stdout] 11 | |     pub GetRoom(room: String) -> Result<ChatRoom, ServiceError>;
[INFO] [stdout] 12 | |     pub DestroyRoom(room: String, secret: String) -> Result<(), ServiceError>;
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> src/model/message.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 27 -             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout] 27 +             r#type: Message::TYPE_ROOM_CREATED,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 27 -             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout] 27 +             r#type: <&str as Into<_>>::into(Message::TYPE_ROOM_CREATED),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> src/model/message.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 38 -             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout] 38 +             r#type: Message::TYPE_ROOM_DESTROYED,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 38 -             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout] 38 +             r#type: <&str as Into<_>>::into(Message::TYPE_ROOM_DESTROYED),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/service/room_service.rs:415:29
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 415 -                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout] 415 +                     r#type: Message::TYPE_BAN,
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 415 -                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout] 415 +                     r#type: <&str as Into<_>>::into(Message::TYPE_BAN),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/misc/query_params.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn query_params(&self) -> QueryParams;
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn query_params(&self) -> QueryParams<'_>;
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/misc/query_params.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn query_params(&self) -> QueryParams {
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn query_params(&self) -> QueryParams<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_chat` (bin "rust_chat" test) due to 3 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20", kill_on_drop: false }`
[INFO] [stdout] 8482a0116fdaf11b5fa0fdc7f8d833c0d4a0411b1ed44fe2468cc711f5a3cd20
