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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkingopng%2FWebsocket_Server" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/mkingopng/Websocket_Server on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> crates/backend-lib/src/handlers/live.rs:79:37
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let mut rng = rand::thread_rng();
[INFO] [stdout]    |                                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `fill_bytes` exists for struct `rand::rngs::OsRng`, but its trait bounds were not satisfied
[INFO] [stdout]   --> crates/backend-lib/src/auth/persistent_session.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |             OsRng.fill_bytes(&mut key);
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/os.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct OsRng;
[INFO] [stdout]    | ---------------- doesn't satisfy `rand::rngs::OsRng: DerefMut`, `rand::rngs::OsRng: Deref` or `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `rand::rngs::OsRng: DerefMut`
[INFO] [stdout]            which is required by `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout]            `rand::rngs::OsRng: Deref`
[INFO] [stdout]            which is required by `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `fill_bytes` exists for struct `rand::rngs::OsRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> crates/backend-lib/src/auth/persistent_session.rs:153:19
[INFO] [stdout]     |
[INFO] [stdout] 153 |             OsRng.fill_bytes(&mut key);
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/os.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout]  47 | pub struct OsRng;
[INFO] [stdout]     | ---------------- doesn't satisfy `rand::rngs::OsRng: DerefMut`, `rand::rngs::OsRng: Deref` or `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `rand::rngs::OsRng: DerefMut`
[INFO] [stdout]             which is required by `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout]             `rand::rngs::OsRng: Deref`
[INFO] [stdout]             which is required by `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> crates/backend-lib/src/handlers/live.rs:82:25
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     rng.gen_range(100..1000),
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> crates/backend-lib/src/handlers/live.rs:83:25
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     rng.gen_range(100..1000),
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> crates/backend-lib/src/handlers/live.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     rng.gen_range(100..1000)
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `fill_bytes` exists for struct `rand::rngs::OsRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> crates/backend-lib/src/auth/persistent_session.rs:427:11
[INFO] [stdout]     |
[INFO] [stdout] 427 |     OsRng.fill_bytes(&mut nonce);
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/os.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout]  47 | pub struct OsRng;
[INFO] [stdout]     | ---------------- doesn't satisfy `rand::rngs::OsRng: DerefMut`, `rand::rngs::OsRng: Deref` or `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `rand::rngs::OsRng: DerefMut`
[INFO] [stdout]             which is required by `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout]             `rand::rngs::OsRng: Deref`
[INFO] [stdout]             which is required by `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `fill_bytes` exists for struct `rand::rngs::OsRng`, but its trait bounds were not satisfied
[INFO] [stdout]   --> crates/backend-lib/src/auth/token_generator.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 |     OsRng.fill_bytes(&mut buffer);
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/os.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct OsRng;
[INFO] [stdout]    | ---------------- doesn't satisfy `rand::rngs::OsRng: DerefMut`, `rand::rngs::OsRng: Deref` or `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `rand::rngs::OsRng: DerefMut`
[INFO] [stdout]            which is required by `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout]            `rand::rngs::OsRng: Deref`
[INFO] [stdout]            which is required by `rand::rngs::OsRng: rand::RngCore`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `backend-lib` (lib) due to 4 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "42e6de7c4bab865bb5c9dc66c26652265799708ac422c01efe9af2dc256fe0d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e6de7c4bab865bb5c9dc66c26652265799708ac422c01efe9af2dc256fe0d8", kill_on_drop: false }`
[INFO] [stdout] 42e6de7c4bab865bb5c9dc66c26652265799708ac422c01efe9af2dc256fe0d8