[INFO] cloning repository https://github.com/vialyx/async_chat_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vialyx/async_chat_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvialyx%2Fasync_chat_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvialyx%2Fasync_chat_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01273c023ac0de408d4923a19f606c52de0b7738
[INFO] checking vialyx/async_chat_server/01273c023ac0de408d4923a19f606c52de0b7738 against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvialyx%2Fasync_chat_server" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/vialyx/async_chat_server
[INFO] finished tweaking git repo https://github.com/vialyx/async_chat_server
[INFO] tweaked toml for git repo https://github.com/vialyx/async_chat_server written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vialyx/async_chat_server on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vialyx/async_chat_server 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 214f62e90deac0f8b26f94c5ab39f793c73da956df58201db65ae8f039ba95bb
[INFO] running `Command { std: "docker" "start" "-a" "214f62e90deac0f8b26f94c5ab39f793c73da956df58201db65ae8f039ba95bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "214f62e90deac0f8b26f94c5ab39f793c73da956df58201db65ae8f039ba95bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214f62e90deac0f8b26f94c5ab39f793c73da956df58201db65ae8f039ba95bb", kill_on_drop: false }`
[INFO] [stdout] 214f62e90deac0f8b26f94c5ab39f793c73da956df58201db65ae8f039ba95bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f98b760ec85d9207e14709768ab6ebc42b365ed5310887f317cbae071de28a8c
[INFO] running `Command { std: "docker" "start" "-a" "f98b760ec85d9207e14709768ab6ebc42b365ed5310887f317cbae071de28a8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling aws-lc-rs v1.14.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rustls v0.23.32
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling aws-lc-sys v0.32.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking rustls-webpki v0.103.6
[INFO] [stderr]     Checking tokio-rustls v0.26.4
[INFO] [stderr]     Checking async_chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `PrivatePkcs8KeyDer` and `self`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         self,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 18 |         pki_types::{CertificateDer, PrivateKeyDer, PrivatePkcs8KeyDer},
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SinkExt`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures_util::{SinkExt, StreamExt};
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut rx = tx.subscribe();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PrivatePkcs8KeyDer` and `self`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         self,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 18 |         pki_types::{CertificateDer, PrivateKeyDer, PrivatePkcs8KeyDer},
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SinkExt`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures_util::{SinkExt, StreamExt};
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut rx = tx.subscribe();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "f98b760ec85d9207e14709768ab6ebc42b365ed5310887f317cbae071de28a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98b760ec85d9207e14709768ab6ebc42b365ed5310887f317cbae071de28a8c", kill_on_drop: false }`
[INFO] [stdout] f98b760ec85d9207e14709768ab6ebc42b365ed5310887f317cbae071de28a8c