[INFO] cloning repository https://github.com/junjunjd/rustymind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/junjunjd/rustymind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunjunjd%2Frustymind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunjunjd%2Frustymind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44df9c1cc8ca48cc8ad5b87befde2a471f211be1
[INFO] checking junjunjd/rustymind against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunjunjd%2Frustymind" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/junjunjd/rustymind on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/junjunjd/rustymind
[INFO] finished tweaking git repo https://github.com/junjunjd/rustymind
[INFO] tweaked toml for git repo https://github.com/junjunjd/rustymind written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/junjunjd/rustymind already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded font-kit v0.7.1
[INFO] [stderr]   Downloaded pretty_assertions v0.7.2
[INFO] [stderr]   Downloaded orbclient v0.3.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d73c36292eb6458ff06098225029a07b23aad368790068871601ca3af9b36d18
[INFO] running `Command { std: "docker" "start" "-a" "d73c36292eb6458ff06098225029a07b23aad368790068871601ca3af9b36d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d73c36292eb6458ff06098225029a07b23aad368790068871601ca3af9b36d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73c36292eb6458ff06098225029a07b23aad368790068871601ca3af9b36d18", kill_on_drop: false }`
[INFO] [stdout] d73c36292eb6458ff06098225029a07b23aad368790068871601ca3af9b36d18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58dfe95e050eaf9c8e195a05e19e8dae4158e01d755129d8143b6e38732ed2d3
[INFO] running `Command { std: "docker" "start" "-a" "58dfe95e050eaf9c8e195a05e19e8dae4158e01d755129d8143b6e38732ed2d3", kill_on_drop: false }`
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[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.5
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking pistoncore-window v0.47.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.53.0
[INFO] [stderr]     Checking piston v0.53.0
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[INFO] [stderr]     Checking pistoncore-glutin_window v0.69.0
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[INFO] [stderr]     Checking rustymind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     loop {
[INFO] [stdout] 43 | |         port.read(temp.as_mut_slice())
[INFO] [stdout] 44 | |             .expect("Found no data when reading from connect_headset!");
[INFO] [stdout] 45 | |         if let Some(x) = parser.parse(temp[0]) {
[INFO] [stdout] 46 | |             result_vec.push(x);
[INFO] [stdout] 47 | |         }
[INFO] [stdout] 48 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 49 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     loop {
[INFO] [stdout] 43 | |         port.read(temp.as_mut_slice())
[INFO] [stdout] 44 | |             .expect("Found no data when reading from connect_headset!");
[INFO] [stdout] 45 | |         if let Some(x) = parser.parse(temp[0]) {
[INFO] [stdout] 46 | |             result_vec.push(x);
[INFO] [stdout] 47 | |         }
[INFO] [stdout] 48 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 49 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.31s
[INFO] running `Command { std: "docker" "inspect" "58dfe95e050eaf9c8e195a05e19e8dae4158e01d755129d8143b6e38732ed2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58dfe95e050eaf9c8e195a05e19e8dae4158e01d755129d8143b6e38732ed2d3", kill_on_drop: false }`
[INFO] [stdout] 58dfe95e050eaf9c8e195a05e19e8dae4158e01d755129d8143b6e38732ed2d3