[INFO] updating cached repository https://github.com/raginggeek/rustchat-practice
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7d4dc96fe5aa31dd91f91a693e24b91bd6e1a09e
[INFO] checking raginggeek/rustchat-practice against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraginggeek%2Frustchat-practice" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raginggeek/rustchat-practice on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/raginggeek/rustchat-practice
[INFO] finished tweaking git repo https://github.com/raginggeek/rustchat-practice
[INFO] tweaked toml for git repo https://github.com/raginggeek/rustchat-practice written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/raginggeek/rustchat-practice already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9fd04cd22d31ddbf5f5dc3fc8ead114ec3dd20bfad0c89ca0576a2f3740c3faf
[INFO] running `"docker" "start" "-a" "9fd04cd22d31ddbf5f5dc3fc8ead114ec3dd20bfad0c89ca0576a2f3740c3faf"`
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]    Compiling http-muncher v0.2.5
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking sha1 v0.1.1
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking RustChat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/frame.rs:101:28
[INFO] [stderr]     |
[INFO] [stderr] 101 |             .map_err(|e| e.description().to_string())?;
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/frame.rs:104:28
[INFO] [stderr]     |
[INFO] [stderr] 104 |             .map_err(|e| e.description().to_string())?;
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/client.rs:94:32
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 .map_err(|e| e.description().to_string())?;
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: `std::cell::Cell<std::option::Option<usize>>` cannot be shared between threads safely
[INFO] [stderr]    --> src/interface.rs:36:9
[INFO] [stderr]     |
[INFO] [stderr] 36  |         thread::spawn(move || {
[INFO] [stderr]     |         ^^^^^^^^^^^^^ `std::cell::Cell<std::option::Option<usize>>` cannot be shared between threads safely
[INFO] [stderr]     |
[INFO] [stderr]     = help: within `(mio::Token, client::WebSocketClient)`, the trait `std::marker::Sync` is not implemented for `std::cell::Cell<std::option::Option<usize>>`
[INFO] [stderr]     = note: required because it appears within the type `mio::sys::unix::tcp::TcpStream`
[INFO] [stderr]     = note: required because it appears within the type `mio::tcp::TcpStream`
[INFO] [stderr]     = note: required because it appears within the type `client::WebSocketClient`
[INFO] [stderr]     = note: required because it appears within the type `(mio::Token, client::WebSocketClient)`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::marker::Sync` for `hashbrown::raw::RawTable<(mio::Token, client::WebSocketClient)>`
[INFO] [stderr]     = note: required because it appears within the type `hashbrown::map::HashMap<mio::Token, client::WebSocketClient, std::collections::hash_map::RandomState>`
[INFO] [stderr]     = note: required because it appears within the type `std::collections::HashMap<mio::Token, client::WebSocketClient>`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::marker::Sync` for `std::sync::RwLock<std::collections::HashMap<mio::Token, client::WebSocketClient>>`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Arc<std::sync::RwLock<std::collections::HashMap<mio::Token, client::WebSocketClient>>>`
[INFO] [stderr]     = note: required because it appears within the type `server::WebSocketServerState`
[INFO] [stderr]     = note: required because it appears within the type `[closure@src/interface.rs:36:23: 48:10 address:std::net::SocketAddr, mio_server_state:server::WebSocketServerState, tx:std::sync::mpsc::Sender<interface::WebSocketEvent>]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `RustChat`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/frame.rs:101:28
[INFO] [stderr]     |
[INFO] [stderr] 101 |             .map_err(|e| e.description().to_string())?;
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/frame.rs:104:28
[INFO] [stderr]     |
[INFO] [stderr] 104 |             .map_err(|e| e.description().to_string())?;
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/client.rs:94:32
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 .map_err(|e| e.description().to_string())?;
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: `std::cell::Cell<std::option::Option<usize>>` cannot be shared between threads safely
[INFO] [stderr]    --> src/interface.rs:36:9
[INFO] [stderr]     |
[INFO] [stderr] 36  |         thread::spawn(move || {
[INFO] [stderr]     |         ^^^^^^^^^^^^^ `std::cell::Cell<std::option::Option<usize>>` cannot be shared between threads safely
[INFO] [stderr]     |
[INFO] [stderr]     = help: within `(mio::Token, client::WebSocketClient)`, the trait `std::marker::Sync` is not implemented for `std::cell::Cell<std::option::Option<usize>>`
[INFO] [stderr]     = note: required because it appears within the type `mio::sys::unix::tcp::TcpStream`
[INFO] [stderr]     = note: required because it appears within the type `mio::tcp::TcpStream`
[INFO] [stderr]     = note: required because it appears within the type `client::WebSocketClient`
[INFO] [stderr]     = note: required because it appears within the type `(mio::Token, client::WebSocketClient)`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::marker::Sync` for `hashbrown::raw::RawTable<(mio::Token, client::WebSocketClient)>`
[INFO] [stderr]     = note: required because it appears within the type `hashbrown::map::HashMap<mio::Token, client::WebSocketClient, std::collections::hash_map::RandomState>`
[INFO] [stderr]     = note: required because it appears within the type `std::collections::HashMap<mio::Token, client::WebSocketClient>`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::marker::Sync` for `std::sync::RwLock<std::collections::HashMap<mio::Token, client::WebSocketClient>>`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Arc<std::sync::RwLock<std::collections::HashMap<mio::Token, client::WebSocketClient>>>`
[INFO] [stderr]     = note: required because it appears within the type `server::WebSocketServerState`
[INFO] [stderr]     = note: required because it appears within the type `[closure@src/interface.rs:36:23: 48:10 address:std::net::SocketAddr, mio_server_state:server::WebSocketServerState, tx:std::sync::mpsc::Sender<interface::WebSocketEvent>]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `RustChat`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9fd04cd22d31ddbf5f5dc3fc8ead114ec3dd20bfad0c89ca0576a2f3740c3faf"`
[INFO] running `"docker" "rm" "-f" "9fd04cd22d31ddbf5f5dc3fc8ead114ec3dd20bfad0c89ca0576a2f3740c3faf"`
[INFO] [stdout] 9fd04cd22d31ddbf5f5dc3fc8ead114ec3dd20bfad0c89ca0576a2f3740c3faf
