[INFO] cloning repository https://github.com/VrMolodyakov/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/VrMolodyakov/rust-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVrMolodyakov%2Frust-chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVrMolodyakov%2Frust-chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8a16c4a44668c0fde69408dfe2660f1b77d0fa5
[INFO] checking VrMolodyakov/rust-chat against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVrMolodyakov%2Frust-chat" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/VrMolodyakov/rust-chat
[INFO] finished tweaking git repo https://github.com/VrMolodyakov/rust-chat
[INFO] tweaked toml for git repo https://github.com/VrMolodyakov/rust-chat written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/VrMolodyakov/rust-chat on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/VrMolodyakov/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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha1 v0.10.4
[INFO] [stderr]   Downloaded uuid v1.1.2
[INFO] [stderr]   Downloaded iana-time-zone v0.1.48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b38f4e87ee4003fee1335b63cd47b315cdde56820feb5a2cbb89f4c353bcbf82
[INFO] running `Command { std: "docker" "start" "-a" "b38f4e87ee4003fee1335b63cd47b315cdde56820feb5a2cbb89f4c353bcbf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b38f4e87ee4003fee1335b63cd47b315cdde56820feb5a2cbb89f4c353bcbf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38f4e87ee4003fee1335b63cd47b315cdde56820feb5a2cbb89f4c353bcbf82", kill_on_drop: false }`
[INFO] [stdout] b38f4e87ee4003fee1335b63cd47b315cdde56820feb5a2cbb89f4c353bcbf82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16ce378b8ed58ed9db8104440c2c5979ed3aa3a74ee51cf931810b5acc4b7dd8
[INFO] running `Command { std: "docker" "start" "-a" "16ce378b8ed58ed9db8104440c2c5979ed3aa3a74ee51cf931810b5acc4b7dd8", kill_on_drop: false }`
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking iana-time-zone v0.1.48
[INFO] [stderr]     Checking uuid v1.1.2
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking sha1 v0.10.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio v1.21.1
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tungstenite v0.14.0
[INFO] [stderr]     Checking multipart v0.18.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-tungstenite v0.15.0
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking warp v0.3.2
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `once_cell::sync::Lazy`
[INFO] [stdout]   --> src/room.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use once_cell::sync::Lazy;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `once_cell::sync::Lazy`
[INFO] [stdout]   --> src/room.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use once_cell::sync::Lazy;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver`
[INFO] [stdout]    --> src/room.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let receiver = UnboundedReceiverStream::new(receiver);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver`
[INFO] [stdout]    --> src/room.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let receiver = UnboundedReceiverStream::new(receiver);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_MESSAGE_LENGTH` is never used
[INFO] [stdout]   --> src/room.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const MAX_MESSAGE_LENGTH: usize = 512;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `USERNAME_REGEX` is never used
[INFO] [stdout]   --> src/room.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | static USERNAME_REGEX: once_cell::sync::Lazy<regex::Regex> =
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `feed` is never read
[INFO] [stdout]   --> src/room.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ChatRoom{
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 |     feed:RwLock<Feed>
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `target_send`, `error`, `process`, `join_process`, and `post_process` are never used
[INFO] [stdout]    --> src/room.rs:61:8
[INFO] [stdout]     |
[INFO] [stdout]  37 | impl ChatRoom {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  61 |     fn target_send(&self,user_id:Uuid,output: Output){
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     fn error(&self,user_id:Uuid,error:OutputError){
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     async fn process(&self,input_message:UserInputMessage){
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     async fn join_process(&self,user_id:Uuid,input:JoinInput){
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     async fn post_process(&self,user_id:Uuid,input:PostInput){
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_MESSAGE_LENGTH` is never used
[INFO] [stdout]   --> src/room.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const MAX_MESSAGE_LENGTH: usize = 512;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `USERNAME_REGEX` is never used
[INFO] [stdout]   --> src/room.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | static USERNAME_REGEX: once_cell::sync::Lazy<regex::Regex> =
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `feed` is never read
[INFO] [stdout]   --> src/room.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ChatRoom{
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 |     feed:RwLock<Feed>
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `target_send`, `error`, `process`, `join_process`, and `post_process` are never used
[INFO] [stdout]    --> src/room.rs:61:8
[INFO] [stdout]     |
[INFO] [stdout]  37 | impl ChatRoom {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  61 |     fn target_send(&self,user_id:Uuid,output: Output){
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     fn error(&self,user_id:Uuid,error:OutputError){
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     async fn process(&self,input_message:UserInputMessage){
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     async fn join_process(&self,user_id:Uuid,input:JoinInput){
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     async fn post_process(&self,user_id:Uuid,input:PostInput){
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `port` and `room` are never read
[INFO] [stdout]  --> src/server.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Server{
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 7 |     port:u16,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     room:Arc<ChatRoom>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `port` and `room` are never read
[INFO] [stdout]  --> src/server.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Server{
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 7 |     port:u16,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     room:Arc<ChatRoom>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "16ce378b8ed58ed9db8104440c2c5979ed3aa3a74ee51cf931810b5acc4b7dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ce378b8ed58ed9db8104440c2c5979ed3aa3a74ee51cf931810b5acc4b7dd8", kill_on_drop: false }`
[INFO] [stdout] 16ce378b8ed58ed9db8104440c2c5979ed3aa3a74ee51cf931810b5acc4b7dd8