[INFO] cloning repository https://github.com/wgreenberg/rs-hive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wgreenberg/rs-hive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwgreenberg%2Frs-hive", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ecf9ad77da05aaf6952e94c9a93d2fcb156971a
[INFO] checking wgreenberg/rs-hive against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwgreenberg%2Frs-hive" "/workspace/builds/worker-22/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/wgreenberg/rs-hive on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wgreenberg/rs-hive
[INFO] finished tweaking git repo https://github.com/wgreenberg/rs-hive
[INFO] tweaked toml for git repo https://github.com/wgreenberg/rs-hive written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/wgreenberg/rs-hive already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking roach-client v0.1.0 (/opt/rustwide/workdir/roach-client)
[INFO] [stderr]     Checking roach-server v0.1.0 (/opt/rustwide/workdir/roach-server)
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]    --> roach-server/src/matchmaker.rs:132:44
[INFO] [stdout]     |
[INFO] [stdout] 132 |         async fn submit_command(&mut self, command: String) -> ClientResult {
[INFO] [stdout]     |                                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hive_match`
[INFO] [stdout]    --> roach-server/src/matchmaker.rs:164:36
[INFO] [stdout]     |
[INFO] [stdout] 164 |             Ok(ClientStatus::Ready(hive_match, session)) => {}, // nice
[INFO] [stdout]     |                                    ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hive_match`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `session`
[INFO] [stdout]    --> roach-server/src/matchmaker.rs:164:48
[INFO] [stdout]     |
[INFO] [stdout] 164 |             Ok(ClientStatus::Ready(hive_match, session)) => {}, // nice
[INFO] [stdout]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_session`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Server`
[INFO] [stdout]   --> roach-server/src/hive_match.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Server(MatchError),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Server`
[INFO] [stdout]   --> roach-server/src/hive_match.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Server(MatchError),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.71s
[INFO] running `Command { std: "docker" "inspect" "0cb11664b6831bad20354013eb56d363fd05391544da24daa1a0bc8d0c7d1643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb11664b6831bad20354013eb56d363fd05391544da24daa1a0bc8d0c7d1643", kill_on_drop: false }`
[INFO] [stdout] 0cb11664b6831bad20354013eb56d363fd05391544da24daa1a0bc8d0c7d1643