[INFO] cloning repository https://github.com/Askannz/unicorn-board
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Askannz/unicorn-board" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAskannz%2Funicorn-board", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAskannz%2Funicorn-board'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f48ff0f38ce1c0bc90c0ae22d3bdaec2381ad74
[INFO] checking Askannz/unicorn-board against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAskannz%2Funicorn-board" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Askannz/unicorn-board on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Askannz/unicorn-board
[INFO] finished tweaking git repo https://github.com/Askannz/unicorn-board
[INFO] tweaked toml for git repo https://github.com/Askannz/unicorn-board written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Askannz/unicorn-board already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicorn_hat_hd v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934814f2dd6a7857152870cbc1871ec6cd6bae9ec9ee15a178875b44575a1f98
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "934814f2dd6a7857152870cbc1871ec6cd6bae9ec9ee15a178875b44575a1f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934814f2dd6a7857152870cbc1871ec6cd6bae9ec9ee15a178875b44575a1f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934814f2dd6a7857152870cbc1871ec6cd6bae9ec9ee15a178875b44575a1f98", kill_on_drop: false }`
[INFO] [stdout] 934814f2dd6a7857152870cbc1871ec6cd6bae9ec9ee15a178875b44575a1f98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b77fb64b2312887f29f8e6819b930218c7c1eb81dfec627687659cfd9e98938
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6b77fb64b2312887f29f8e6819b930218c7c1eb81dfec627687659cfd9e98938", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking unicorn_hat_hd v0.2.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking unicorn-board v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]   --> src/unicorn_board/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Left { speed: f32, wrap_gap: u32 },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Right`
[INFO] [stdout]   --> src/unicorn_board/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Right { speed: f32, wrap_gap: u32 },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightAuto`
[INFO] [stdout]   --> src/unicorn_board/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     RightAuto { speed: f32, wrap_gap: u32 },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]   --> src/unicorn_board/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Left { speed: f32, wrap_gap: u32 },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Right`
[INFO] [stdout]   --> src/unicorn_board/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Right { speed: f32, wrap_gap: u32 },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightAuto`
[INFO] [stdout]   --> src/unicorn_board/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     RightAuto { speed: f32, wrap_gap: u32 },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.45s
[INFO] running `Command { std: "docker" "inspect" "6b77fb64b2312887f29f8e6819b930218c7c1eb81dfec627687659cfd9e98938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b77fb64b2312887f29f8e6819b930218c7c1eb81dfec627687659cfd9e98938", kill_on_drop: false }`
[INFO] [stdout] 6b77fb64b2312887f29f8e6819b930218c7c1eb81dfec627687659cfd9e98938