[INFO] updating cached repository https://github.com/Askannz/unicorn-board
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f48ff0f38ce1c0bc90c0ae22d3bdaec2381ad74
[INFO] checking Askannz/unicorn-board against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAskannz%2Funicorn-board" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Askannz/unicorn-board on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Askannz/unicorn-board already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c428935b3a05e3f4db20a61eb32a672683f2dad1d83ba6036f822264cf5d05e
[INFO] running `"docker" "start" "-a" "4c428935b3a05e3f4db20a61eb32a672683f2dad1d83ba6036f822264cf5d05e"`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking nix v0.6.0
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking unicorn_hat_hd v0.2.1
[INFO] [stderr]     Checking unicorn-board v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/unicorn_board/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Left { speed: f32, wrap_gap: u32 },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Right`
[INFO] [stderr]   --> src/unicorn_board/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Right { speed: f32, wrap_gap: u32 },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightAuto`
[INFO] [stderr]   --> src/unicorn_board/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     RightAuto { speed: f32, wrap_gap: u32 },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/unicorn_board/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Left { speed: f32, wrap_gap: u32 },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Right`
[INFO] [stderr]   --> src/unicorn_board/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Right { speed: f32, wrap_gap: u32 },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightAuto`
[INFO] [stderr]   --> src/unicorn_board/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     RightAuto { speed: f32, wrap_gap: u32 },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.06s
[INFO] running `"docker" "inspect" "4c428935b3a05e3f4db20a61eb32a672683f2dad1d83ba6036f822264cf5d05e"`
[INFO] running `"docker" "rm" "-f" "4c428935b3a05e3f4db20a61eb32a672683f2dad1d83ba6036f822264cf5d05e"`
[INFO] [stdout] 4c428935b3a05e3f4db20a61eb32a672683f2dad1d83ba6036f822264cf5d05e