[INFO] cloning repository https://github.com/bschwind/mqtt-broker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bschwind/mqtt-broker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt-broker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt-broker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8f3fa4e73167e8a8b0f369927ed6069d218b3c1
[INFO] checking bschwind/mqtt-broker against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt-broker" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bschwind/mqtt-broker
[INFO] finished tweaking git repo https://github.com/bschwind/mqtt-broker
[INFO] tweaked toml for git repo https://github.com/bschwind/mqtt-broker written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bschwind/mqtt-broker on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bschwind/mqtt-broker 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanoid v0.4.0
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded websocket-codec v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc16859e5bfae0ca892cc5a36d6d8a2d8ce69ec64f0891a0c8b951ae3735c126
[INFO] running `Command { std: "docker" "start" "-a" "cc16859e5bfae0ca892cc5a36d6d8a2d8ce69ec64f0891a0c8b951ae3735c126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc16859e5bfae0ca892cc5a36d6d8a2d8ce69ec64f0891a0c8b951ae3735c126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc16859e5bfae0ca892cc5a36d6d8a2d8ce69ec64f0891a0c8b951ae3735c126", kill_on_drop: false }`
[INFO] [stdout] cc16859e5bfae0ca892cc5a36d6d8a2d8ce69ec64f0891a0c8b951ae3735c126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4eeac86f7ee98ce5fb0ab869ed8df1e644fe5be9d2a2549f31ab97ea9943713d
[INFO] running `Command { std: "docker" "start" "-a" "4eeac86f7ee98ce5fb0ab869ed8df1e644fe5be9d2a2549f31ab97ea9943713d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling toml_edit v0.19.10
[INFO] [stderr]     Checking nanoid v0.4.0
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking num_enum v0.6.1
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking websocket-codec v0.5.2
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking mqtt-v5 v0.2.0 (/opt/rustwide/workdir/mqtt-v5)
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking mqtt-v5-broker v0.1.0 (/opt/rustwide/workdir/mqtt-v5-broker)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> mqtt-v5-broker/src/broker.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             /// Tx handle for a connected client
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 60 |             client_sender: Some(client_sender),
[INFO] [stdout]    |             ---------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> mqtt-v5-broker/src/broker.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             /// Tx handle for a connected client
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 60 |             client_sender: Some(client_sender),
[INFO] [stdout]    |             ---------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> mqtt-v5-broker/src/tree.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let mut tree = unsafe { &mut *stack_val };
[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: variable does not need to be mutable
[INFO] [stdout]    --> mqtt-v5-broker/src/tree.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let mut tree = unsafe { &mut *stack_val };
[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 19.01s
[INFO] running `Command { std: "docker" "inspect" "4eeac86f7ee98ce5fb0ab869ed8df1e644fe5be9d2a2549f31ab97ea9943713d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eeac86f7ee98ce5fb0ab869ed8df1e644fe5be9d2a2549f31ab97ea9943713d", kill_on_drop: false }`
[INFO] [stdout] 4eeac86f7ee98ce5fb0ab869ed8df1e644fe5be9d2a2549f31ab97ea9943713d
