[INFO] cloning repository https://github.com/adzialocha/p2p-rust-chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adzialocha/p2p-rust-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadzialocha%2Fp2p-rust-chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadzialocha%2Fp2p-rust-chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98e98abf2500f5341059971b031c02aaab4c8c87
[INFO] checking adzialocha/p2p-rust-chat against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadzialocha%2Fp2p-rust-chat" "/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/adzialocha/p2p-rust-chat
[INFO] finished tweaking git repo https://github.com/adzialocha/p2p-rust-chat
[INFO] tweaked toml for git repo https://github.com/adzialocha/p2p-rust-chat written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/adzialocha/p2p-rust-chat 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/adzialocha/p2p-rust-chat 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook-async-std v0.2.2
[INFO] [stderr]   Downloaded errno v0.3.1
[INFO] [stderr]   Downloaded async-attributes v1.1.2
[INFO] [stderr]   Downloaded atomic-waker v1.1.1
[INFO] [stderr]   Downloaded parking v2.1.0
[INFO] [stderr]   Downloaded windows-targets v0.48.0
[INFO] [stderr]   Downloaded async-global-executor v2.3.1
[INFO] [stderr]   Downloaded gloo-timers v0.2.6
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.9
[INFO] [stderr]   Downloaded blocking v1.3.1
[INFO] [stderr]   Downloaded async-executor v1.5.1
[INFO] [stderr]   Downloaded signal-hook v0.3.15
[INFO] [stderr]   Downloaded async-task v4.4.0
[INFO] [stderr]   Downloaded concurrent-queue v2.2.0
[INFO] [stderr]   Downloaded rustix v0.37.11
[INFO] [stderr]   Downloaded polling v2.7.0
[INFO] [stderr]   Downloaded async-std v1.12.0
[INFO] [stderr]   Downloaded async-lock v2.7.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.10
[INFO] [stderr]   Downloaded simple-dns 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] 0568f6ae5123acb85aec0bf18a5b43be57a04a7f8118e884ce9e95a48c095dce
[INFO] running `Command { std: "docker" "start" "-a" "0568f6ae5123acb85aec0bf18a5b43be57a04a7f8118e884ce9e95a48c095dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0568f6ae5123acb85aec0bf18a5b43be57a04a7f8118e884ce9e95a48c095dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0568f6ae5123acb85aec0bf18a5b43be57a04a7f8118e884ce9e95a48c095dce", kill_on_drop: false }`
[INFO] [stdout] 0568f6ae5123acb85aec0bf18a5b43be57a04a7f8118e884ce9e95a48c095dce
[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] 6306d93cf524a9049fa2e6f996f75fd42852feca0f1099b50555d24290fd7ab3
[INFO] running `Command { std: "docker" "start" "-a" "6306d93cf524a9049fa2e6f996f75fd42852feca0f1099b50555d24290fd7ab3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling polling v2.7.0
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]    Compiling rustix v0.37.11
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking atomic-waker v1.1.1
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking simple-dns v0.5.2
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking async-channel v1.8.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking async-executor v1.5.1
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking blocking v1.3.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-global-executor v2.3.1
[INFO] [stderr]     Checking signal-hook-async-std v0.2.2
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking p2p-chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let mut buffer = vec![0; 1024];
[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]    --> src/main.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let mut buffer = vec![0; 1024];
[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 variable: `buffer`
[INFO] [stdout]    --> src/main.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let mut buffer = vec![0; 1024];
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]    --> src/main.rs:186:37
[INFO] [stdout]     |
[INFO] [stdout] 186 |                 Events::SendMessage(message) => {
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]    --> src/main.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |                     for peer in &peers {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/main.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let mut buffer = vec![0; 1024];
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]    --> src/main.rs:186:37
[INFO] [stdout]     |
[INFO] [stdout] 186 |                 Events::SendMessage(message) => {
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]    --> src/main.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |                     for peer in &peers {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "6306d93cf524a9049fa2e6f996f75fd42852feca0f1099b50555d24290fd7ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6306d93cf524a9049fa2e6f996f75fd42852feca0f1099b50555d24290fd7ab3", kill_on_drop: false }`
[INFO] [stdout] 6306d93cf524a9049fa2e6f996f75fd42852feca0f1099b50555d24290fd7ab3
