[INFO] cloning repository https://github.com/1garo/rwsocket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1garo/rwsocket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1garo%2Frwsocket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1garo%2Frwsocket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dda3f039c0ebf51fc96ad0922ee63ae6310fd2fa
[INFO] checking 1garo/rwsocket against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1garo%2Frwsocket" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/1garo/rwsocket
[INFO] finished tweaking git repo https://github.com/1garo/rwsocket
[INFO] tweaked toml for git repo https://github.com/1garo/rwsocket written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/1garo/rwsocket on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/1garo/rwsocket 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7506bf30f23bc35262672513acb3fb27d94a505fb360b818ce98928f94ff7fa2
[INFO] running `Command { std: "docker" "start" "-a" "7506bf30f23bc35262672513acb3fb27d94a505fb360b818ce98928f94ff7fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7506bf30f23bc35262672513acb3fb27d94a505fb360b818ce98928f94ff7fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7506bf30f23bc35262672513acb3fb27d94a505fb360b818ce98928f94ff7fa2", kill_on_drop: false }`
[INFO] [stdout] 7506bf30f23bc35262672513acb3fb27d94a505fb360b818ce98928f94ff7fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab0787707568487bbc96643f99a3d92bb65fbbe5717aa020810a98613ac26deb
[INFO] running `Command { std: "docker" "start" "-a" "ab0787707568487bbc96643f99a3d92bb65fbbe5717aa020810a98613ac26deb", kill_on_drop: false }`
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[INFO] [stderr]     Checking rwsocket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `user_id` is never read
[INFO] [stdout]   --> src/handler.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Event {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 16 |     topic: String,
[INFO] [stdout] 17 |     user_id: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `user_id` is never read
[INFO] [stdout]   --> src/handler.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Event {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 16 |     topic: String,
[INFO] [stdout] 17 |     user_id: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.63s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.17.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ab0787707568487bbc96643f99a3d92bb65fbbe5717aa020810a98613ac26deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0787707568487bbc96643f99a3d92bb65fbbe5717aa020810a98613ac26deb", kill_on_drop: false }`
[INFO] [stdout] ab0787707568487bbc96643f99a3d92bb65fbbe5717aa020810a98613ac26deb
