[INFO] updating cached repository raginggeek/rustchat-practice [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/raginggeek/rustchat-practice [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/raginggeek/rustchat-practice" "work/ex/beta-1.38-1/sources/1.37.0/gh/raginggeek/rustchat-practice"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/raginggeek/rustchat-practice'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/raginggeek/rustchat-practice" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/raginggeek/rustchat-practice"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/raginggeek/rustchat-practice'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7d4dc96fe5aa31dd91f91a693e24b91bd6e1a09e [INFO] sha for GitHub repo raginggeek/rustchat-practice: 7d4dc96fe5aa31dd91f91a693e24b91bd6e1a09e [INFO] validating manifest of raginggeek/rustchat-practice on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of raginggeek/rustchat-practice on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing raginggeek/rustchat-practice [INFO] finished frobbing raginggeek/rustchat-practice [INFO] frobbed toml for raginggeek/rustchat-practice written to work/ex/beta-1.38-1/sources/1.37.0/gh/raginggeek/rustchat-practice/Cargo.toml [INFO] started frobbing raginggeek/rustchat-practice [INFO] finished frobbing raginggeek/rustchat-practice [INFO] frobbed toml for raginggeek/rustchat-practice written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/raginggeek/rustchat-practice/Cargo.toml [INFO] crate raginggeek/rustchat-practice already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing raginggeek/rustchat-practice against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/raginggeek/rustchat-practice:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 1df9360a9d3e6f7902768ba3d2b4cb93101be504c18015d37291fe658dd62278 [INFO] running `"docker" "start" "-a" "1df9360a9d3e6f7902768ba3d2b4cb93101be504c18015d37291fe658dd62278"` [INFO] [stderr] Compiling http-muncher v0.2.5 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling sha1 v0.1.1 [INFO] [stderr] Compiling miow v0.1.5 [INFO] [stderr] Compiling mio v0.5.1 [INFO] [stderr] Compiling RustChat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0277]: `std::cell::Cell>` 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>` 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>` [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` [INFO] [stderr] = note: required because it appears within the type `std::collections::HashMap` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Sync` for `std::sync::RwLock>` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Arc>>` [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]` [INFO] [stderr] = note: required by `std::thread::spawn` [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" "1df9360a9d3e6f7902768ba3d2b4cb93101be504c18015d37291fe658dd62278"` [INFO] running `"docker" "rm" "-f" "1df9360a9d3e6f7902768ba3d2b4cb93101be504c18015d37291fe658dd62278"` [INFO] [stdout] 1df9360a9d3e6f7902768ba3d2b4cb93101be504c18015d37291fe658dd62278