[INFO] cloning repository https://github.com/lduchosal/battlesnake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lduchosal/battlesnake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flduchosal%2Fbattlesnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flduchosal%2Fbattlesnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0906c57460605be8f3aa55eedaa044abed3307eb
[INFO] testing lduchosal/battlesnake against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flduchosal%2Fbattlesnake" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lduchosal/battlesnake on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lduchosal/battlesnake
[INFO] finished tweaking git repo https://github.com/lduchosal/battlesnake
[INFO] tweaked toml for git repo https://github.com/lduchosal/battlesnake written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/lduchosal/battlesnake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ad9984d9ecdba87275590e30a0824828804613db1da161585179fd607483fa0
[INFO] running `Command { std: "docker" "start" "-a" "4ad9984d9ecdba87275590e30a0824828804613db1da161585179fd607483fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ad9984d9ecdba87275590e30a0824828804613db1da161585179fd607483fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad9984d9ecdba87275590e30a0824828804613db1da161585179fd607483fa0", kill_on_drop: false }`
[INFO] [stdout] 4ad9984d9ecdba87275590e30a0824828804613db1da161585179fd607483fa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2edfa2b24f5d0a7eb26570994c6ff929326e8c2e293d40601e581dcfaccc59e
[INFO] running `Command { std: "docker" "start" "-a" "e2edfa2b24f5d0a7eb26570994c6ff929326e8c2e293d40601e581dcfaccc59e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling chunked_transfer v0.3.1
[INFO] [stderr]    Compiling ascii v0.8.7
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling syn v0.15.28
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tiny_http v0.6.2
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling indextree v3.1.1
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling battlesnake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/main.rs:368:24
[INFO] [stdout]     |
[INFO] [stdout] 368 | impl From<std::option::NoneError> for Error {
[INFO] [stdout]     |                        ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/main.rs:370:29
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn from(n: std::option::NoneError) -> Self {
[INFO] [stdout]     |                             ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/main.rs:397:43
[INFO] [stdout]     |
[INFO] [stdout] 384 | / fn eat_my_food(game: &Game, ps: &mut Vec<Possible>) -> Result<(), Error> {
[INFO] [stdout] 385 | |
[INFO] [stdout] 386 | |
[INFO] [stdout] 387 | |     let eat_my_food_value = 5;
[INFO] [stdout] ...   |
[INFO] [stdout] 397 | |             let head = &snake.body.first()?;
[INFO] [stdout]     | |                                           ^ use `.ok_or(...)?` to provide an error compatible with `Result<(), Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 452 | |
[INFO] [stdout] 453 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<(), Error>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/main.rs:404:36
[INFO] [stdout]     |
[INFO] [stdout] 384 | / fn eat_my_food(game: &Game, ps: &mut Vec<Possible>) -> Result<(), Error> {
[INFO] [stdout] 385 | |
[INFO] [stdout] 386 | |
[INFO] [stdout] 387 | |     let eat_my_food_value = 5;
[INFO] [stdout] ...   |
[INFO] [stdout] 404 | |         let min = distances.first()?.0;
[INFO] [stdout]     | |                                    ^ use `.ok_or(...)?` to provide an error compatible with `Result<(), Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 452 | |
[INFO] [stdout] 453 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<(), Error>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/main.rs:408:33
[INFO] [stdout]     |
[INFO] [stdout] 384 | / fn eat_my_food(game: &Game, ps: &mut Vec<Possible>) -> Result<(), Error> {
[INFO] [stdout] 385 | |
[INFO] [stdout] 386 | |
[INFO] [stdout] 387 | |     let eat_my_food_value = 5;
[INFO] [stdout] ...   |
[INFO] [stdout] 408 | |             && distances.first()?.1.id == game.you.id {
[INFO] [stdout]     | |                                 ^ use `.ok_or(...)?` to provide an error compatible with `Result<(), Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 452 | |
[INFO] [stdout] 453 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<(), Error>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/main.rs:409:52
[INFO] [stdout]     |
[INFO] [stdout] 384 | / fn eat_my_food(game: &Game, ps: &mut Vec<Possible>) -> Result<(), Error> {
[INFO] [stdout] 385 | |
[INFO] [stdout] 386 | |
[INFO] [stdout] 387 | |     let eat_my_food_value = 5;
[INFO] [stdout] ...   |
[INFO] [stdout] 409 | |             nearest_my_food.push((distances.first()?.0, food));
[INFO] [stdout]     | |                                                    ^ use `.ok_or(...)?` to provide an error compatible with `Result<(), Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 452 | |
[INFO] [stdout] 453 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<(), Error>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/main.rs:415:39
[INFO] [stdout]     |
[INFO] [stdout] 384 | / fn eat_my_food(game: &Game, ps: &mut Vec<Possible>) -> Result<(), Error> {
[INFO] [stdout] 385 | |
[INFO] [stdout] 386 | |
[INFO] [stdout] 387 | |     let eat_my_food_value = 5;
[INFO] [stdout] ...   |
[INFO] [stdout] 415 | |     let food = nearest_my_food.first()?.1;
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<(), Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 452 | |
[INFO] [stdout] 453 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<(), Error>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/main.rs:417:36
[INFO] [stdout]     |
[INFO] [stdout] 384 | / fn eat_my_food(game: &Game, ps: &mut Vec<Possible>) -> Result<(), Error> {
[INFO] [stdout] 385 | |
[INFO] [stdout] 386 | |
[INFO] [stdout] 387 | |     let eat_my_food_value = 5;
[INFO] [stdout] ...   |
[INFO] [stdout] 417 | |     let you = game.you.body.first()?;
[INFO] [stdout]     | |                                    ^ use `.ok_or(...)?` to provide an error compatible with `Result<(), Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 452 | |
[INFO] [stdout] 453 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<(), Error>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `battlesnake`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e2edfa2b24f5d0a7eb26570994c6ff929326e8c2e293d40601e581dcfaccc59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2edfa2b24f5d0a7eb26570994c6ff929326e8c2e293d40601e581dcfaccc59e", kill_on_drop: false }`
[INFO] [stdout] e2edfa2b24f5d0a7eb26570994c6ff929326e8c2e293d40601e581dcfaccc59e
