[INFO] cloning repository https://github.com/trignomtry/fantastic-barnacle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trignomtry/fantastic-barnacle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrignomtry%2Ffantastic-barnacle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrignomtry%2Ffantastic-barnacle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca0e3018ba2ced567c0087a61f164f14949aa239
[INFO] checking trignomtry/fantastic-barnacle against 65b20a97de33e9e59992793a144aef2950c48c76 for pr-154715
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrignomtry%2Ffantastic-barnacle" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/trignomtry/fantastic-barnacle
[INFO] finished tweaking git repo https://github.com/trignomtry/fantastic-barnacle
[INFO] tweaked toml for git repo https://github.com/trignomtry/fantastic-barnacle written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/trignomtry/fantastic-barnacle on toolchain 65b20a97de33e9e59992793a144aef2950c48c76
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/trignomtry/fantastic-barnacle 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" "+65b20a97de33e9e59992793a144aef2950c48c76" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8
[INFO] running `Command { std: "docker" "start" "fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8", 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" "fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8", 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" "fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking class_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `conf`
[INFO] [stdout]    --> src/main.rs:126:60
[INFO] [stdout]     |
[INFO] [stdout] 126 | ...                   if let Ok(GameResponse::Config(conf)) =
[INFO] [stdout]     |                                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_conf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_key`
[INFO] [stdout]    --> src/main.rs:771:10
[INFO] [stdout]     |
[INFO] [stdout] 771 |     let (app_key, set_id) = path.into_inner();
[INFO] [stdout]     |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set_id`
[INFO] [stdout]    --> src/main.rs:771:19
[INFO] [stdout]     |
[INFO] [stdout] 771 |     let (app_key, set_id) = path.into_inner();
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conf`
[INFO] [stdout]    --> src/main.rs:126:60
[INFO] [stdout]     |
[INFO] [stdout] 126 | ...                   if let Ok(GameResponse::Config(conf)) =
[INFO] [stdout]     |                                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_conf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_key`
[INFO] [stdout]    --> src/main.rs:771:10
[INFO] [stdout]     |
[INFO] [stdout] 771 |     let (app_key, set_id) = path.into_inner();
[INFO] [stdout]     |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set_id`
[INFO] [stdout]    --> src/main.rs:771:19
[INFO] [stdout]     |
[INFO] [stdout] 771 |     let (app_key, set_id) = path.into_inner();
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8", kill_on_drop: false }`
[INFO] [stdout] fd6796ad23f2427ba9602e5e75a78ce166b46bf2b281ef97d383a0d0ecd17ff8
