[INFO] updating cached repository https://github.com/yehudaNahon/rust-chat-service
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0db706ec18c6c0a9dfc0a7429c989ebaac3503a2
[INFO] checking yehudaNahon/rust-chat-service against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FyehudaNahon%2Frust-chat-service" "/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/yehudaNahon/rust-chat-service on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yehudaNahon/rust-chat-service
[INFO] finished tweaking git repo https://github.com/yehudaNahon/rust-chat-service
[INFO] tweaked toml for git repo https://github.com/yehudaNahon/rust-chat-service written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/yehudaNahon/rust-chat-service already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d2107f26a836bdc8117c86f8c060671a8b3c872ca3fd7119ac85ac2dbe05063
[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" "1d2107f26a836bdc8117c86f8c060671a8b3c872ca3fd7119ac85ac2dbe05063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d2107f26a836bdc8117c86f8c060671a8b3c872ca3fd7119ac85ac2dbe05063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2107f26a836bdc8117c86f8c060671a8b3c872ca3fd7119ac85ac2dbe05063", kill_on_drop: false }`
[INFO] [stdout] 1d2107f26a836bdc8117c86f8c060671a8b3c872ca3fd7119ac85ac2dbe05063
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07f4001be71b74fce7b5e8399c3b83d8f5776eeba4fab9c8bf7c97c8f3e00a74
[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" "07f4001be71b74fce7b5e8399c3b83d8f5776eeba4fab9c8bf7c97c8f3e00a74", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]    Compiling http-muncher v0.2.5
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 self.clients.insert(new_token, client_socket);
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^ expected struct `mio::tcp::TcpStream`, found tuple
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `mio::tcp::TcpStream`
[INFO] [stdout]                found tuple `(mio::tcp::TcpStream, std::net::SocketAddr)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chat`.
[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] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 self.clients.insert(new_token, client_socket);
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^ expected struct `mio::tcp::TcpStream`, found tuple
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `mio::tcp::TcpStream`
[INFO] [stdout]                found tuple `(mio::tcp::TcpStream, std::net::SocketAddr)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "07f4001be71b74fce7b5e8399c3b83d8f5776eeba4fab9c8bf7c97c8f3e00a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f4001be71b74fce7b5e8399c3b83d8f5776eeba4fab9c8bf7c97c8f3e00a74", kill_on_drop: false }`
[INFO] [stdout] 07f4001be71b74fce7b5e8399c3b83d8f5776eeba4fab9c8bf7c97c8f3e00a74