[INFO] cloning repository https://github.com/viscasa/advprog-module10-broadcast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/viscasa/advprog-module10-broadcast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviscasa%2Fadvprog-module10-broadcast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviscasa%2Fadvprog-module10-broadcast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 173642b2cf1ac9edd62ffe44a911f0fcb8ce1405
[INFO] checking viscasa/advprog-module10-broadcast against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviscasa%2Fadvprog-module10-broadcast" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/viscasa/advprog-module10-broadcast
[INFO] finished tweaking git repo https://github.com/viscasa/advprog-module10-broadcast
[INFO] tweaked toml for git repo https://github.com/viscasa/advprog-module10-broadcast written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/viscasa/advprog-module10-broadcast on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/viscasa/advprog-module10-broadcast 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7
[INFO] running `Command { std: "docker" "start" "50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-websockets v0.8.3
[INFO] [stderr]     Checking broadcast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `tokio_websockets::Error`
[INFO] [stdout]   --> src/bin/client.rs:26:50
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     Some(Err(err)) => return Err(err.into()),
[INFO] [stdout]    |                                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 26 -                     Some(Err(err)) => return Err(err.into()),
[INFO] [stdout] 26 +                     Some(Err(err)) => return Err(err),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 26 -                     Some(Err(err)) => return Err(err.into()),
[INFO] [stdout] 26 +                     Some(Err(err)) => return Err(<tokio_websockets::Error as Into<_>>::into(err)),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `tokio_websockets::Error`
[INFO] [stdout]   --> src/bin/client.rs:26:50
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     Some(Err(err)) => return Err(err.into()),
[INFO] [stdout]    |                                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 26 -                     Some(Err(err)) => return Err(err.into()),
[INFO] [stdout] 26 +                     Some(Err(err)) => return Err(err),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 26 -                     Some(Err(err)) => return Err(err.into()),
[INFO] [stdout] 26 +                     Some(Err(err)) => return Err(<tokio_websockets::Error as Into<_>>::into(err)),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `broadcast` (bin "client" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `broadcast` (bin "client") due to 1 previous error
[INFO] [stdout] warning: unused variable: `msg_payload`
[INFO] [stdout]   --> src/bin/server.rs:74:45
[INFO] [stdout]    |
[INFO] [stdout] 74 | ...                   let msg_payload = json!({
[INFO] [stdout]    |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_payload`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ServerState` is never constructed
[INFO] [stdout]   --> src/bin/server.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct ServerState {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg_payload`
[INFO] [stdout]   --> src/bin/server.rs:74:45
[INFO] [stdout]    |
[INFO] [stdout] 74 | ...                   let msg_payload = json!({
[INFO] [stdout]    |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_payload`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ServerState` is never constructed
[INFO] [stdout]   --> src/bin/server.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct ServerState {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7", kill_on_drop: false }`
[INFO] [stdout] 50d58c023ca6e18c2536814bcf66aafa0c9d272cc19886ba37ca651db1e0b2a7
