[INFO] cloning repository https://github.com/wreien/snake-arena
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wreien/snake-arena" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwreien%2Fsnake-arena", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwreien%2Fsnake-arena'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab674810c77fe5f72c430e8e08ec94b34ad1634e
[INFO] checking wreien/snake-arena against master#042c759f774872cf2f94c6685ce87e24c046c722 for pr-156977
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwreien%2Fsnake-arena" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wreien/snake-arena
[INFO] finished tweaking git repo https://github.com/wreien/snake-arena
[INFO] tweaked toml for git repo https://github.com/wreien/snake-arena written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wreien/snake-arena on toolchain 042c759f774872cf2f94c6685ce87e24c046c722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+042c759f774872cf2f94c6685ce87e24c046c722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wreien/snake-arena already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+042c759f774872cf2f94c6685ce87e24c046c722" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-udp v0.1.5
[INFO] [stderr]   Downloaded serde v1.0.101
[INFO] [stderr]   Downloaded headers-core v0.1.1
[INFO] [stderr]   Downloaded tungstenite v0.9.1
[INFO] [stderr]   Downloaded markup-proc-macro v0.4.1
[INFO] [stderr]   Downloaded safemem v0.3.2
[INFO] [stderr]   Downloaded mime v0.3.14
[INFO] [stderr]   Downloaded warp v0.1.20
[INFO] [stderr]   Downloaded unicase v2.5.1
[INFO] [stderr]   Downloaded indexmap v1.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.101
[INFO] [stderr]   Downloaded http v0.1.18
[INFO] [stderr]   Downloaded headers v0.2.3
[INFO] [stderr]   Downloaded hyper v0.12.35
[INFO] [stderr]   Downloaded markup v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 494e25d3b0b18796e34ec53adb12b8271879762793bf560544779544cd51905b
[INFO] running `Command { std: "docker" "start" "494e25d3b0b18796e34ec53adb12b8271879762793bf560544779544cd51905b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "494e25d3b0b18796e34ec53adb12b8271879762793bf560544779544cd51905b" "/opt/rustwide/cargo-home/bin/cargo" "+042c759f774872cf2f94c6685ce87e24c046c722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "494e25d3b0b18796e34ec53adb12b8271879762793bf560544779544cd51905b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "494e25d3b0b18796e34ec53adb12b8271879762793bf560544779544cd51905b" "/opt/rustwide/cargo-home/bin/cargo" "+042c759f774872cf2f94c6685ce87e24c046c722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]     Checking indexmap v1.2.0
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tungstenite v0.9.1
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling markup-proc-macro v0.4.1
[INFO] [stderr]     Checking markup v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking warp v0.1.20
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]  --> src/game.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(PartialEq, Eq, Clone, Copy, Debug, Serialize)]
[INFO] [stdout]   |                                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]   = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/game.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[derive(Copy, Clone, Debug, Serialize)]
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/game.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 | #[derive(PartialEq, Eq, Copy, Clone, Debug, Serialize)]
[INFO] [stdout]    |                                             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/game.rs:157:24
[INFO] [stdout]     |
[INFO] [stdout] 157 | #[derive(Clone, Debug, Serialize)]
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]  --> src/game.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(PartialEq, Eq, Clone, Copy, Debug, Serialize)]
[INFO] [stdout]   |                                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]   = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/game.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[derive(Copy, Clone, Debug, Serialize)]
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/game.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 | #[derive(PartialEq, Eq, Copy, Clone, Debug, Serialize)]
[INFO] [stdout]    |                                             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/game.rs:157:24
[INFO] [stdout]     |
[INFO] [stdout] 157 | #[derive(Clone, Debug, Serialize)]
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/game.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(PartialEq, Eq, Clone, Copy, Debug, Serialize)]
[INFO] [stdout]   |                                             ^--------
[INFO] [stdout]   |                                             |
[INFO] [stdout]   |                                             `Serialize` is not local
[INFO] [stdout]   |                                             move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Direction`
[INFO] [stdout] 9 | pub enum Direction {
[INFO] [stdout]   |          --------- `Direction` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/game.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[derive(Copy, Clone, Debug, Serialize)]
[INFO] [stdout]    |                              ^--------
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              `Serialize` is not local
[INFO] [stdout]    |                              move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Dimensions`
[INFO] [stdout] 48 | pub struct Dimensions {
[INFO] [stdout]    |            ---------- `Dimensions` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/game.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 | #[derive(PartialEq, Eq, Copy, Clone, Debug, Serialize)]
[INFO] [stdout]    |                                             ^--------
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             `Serialize` is not local
[INFO] [stdout]    |                                             move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Tile`
[INFO] [stdout] 60 | #[serde(tag = "type")]
[INFO] [stdout] 61 | pub enum Tile {
[INFO] [stdout]    |          ---- `Tile` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/game.rs:157:24
[INFO] [stdout]     |
[INFO] [stdout] 157 | #[derive(Clone, Debug, Serialize)]
[INFO] [stdout]     |                        ^--------
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        `Serialize` is not local
[INFO] [stdout]     |                        move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Map`
[INFO] [stdout] 158 | pub struct Map {
[INFO] [stdout]     |            --- `Map` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/game.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(PartialEq, Eq, Clone, Copy, Debug, Serialize)]
[INFO] [stdout]   |                                             ^--------
[INFO] [stdout]   |                                             |
[INFO] [stdout]   |                                             `Serialize` is not local
[INFO] [stdout]   |                                             move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Direction`
[INFO] [stdout] 9 | pub enum Direction {
[INFO] [stdout]   |          --------- `Direction` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/game.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[derive(Copy, Clone, Debug, Serialize)]
[INFO] [stdout]    |                              ^--------
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              `Serialize` is not local
[INFO] [stdout]    |                              move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Dimensions`
[INFO] [stdout] 48 | pub struct Dimensions {
[INFO] [stdout]    |            ---------- `Dimensions` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/game.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 | #[derive(PartialEq, Eq, Copy, Clone, Debug, Serialize)]
[INFO] [stdout]    |                                             ^--------
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             `Serialize` is not local
[INFO] [stdout]    |                                             move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Tile`
[INFO] [stdout] 60 | #[serde(tag = "type")]
[INFO] [stdout] 61 | pub enum Tile {
[INFO] [stdout]    |          ---- `Tile` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/game.rs:157:24
[INFO] [stdout]     |
[INFO] [stdout] 157 | #[derive(Clone, Debug, Serialize)]
[INFO] [stdout]     |                        ^--------
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        `Serialize` is not local
[INFO] [stdout]     |                        move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Map`
[INFO] [stdout] 158 | pub struct Map {
[INFO] [stdout]     |            --- `Map` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_simple` is never used
[INFO] [stdout]   --> src/main.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn create_simple() -> Arc<Mutex<Room>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_large` is never used
[INFO] [stdout]    --> src/main.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn create_large() -> Arc<Mutex<Room>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_rooms` is never used
[INFO] [stdout]    --> src/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn create_rooms() -> Vec<Arc<Mutex<Room>>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.94s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.16.1, warp v0.1.20
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "494e25d3b0b18796e34ec53adb12b8271879762793bf560544779544cd51905b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494e25d3b0b18796e34ec53adb12b8271879762793bf560544779544cd51905b", kill_on_drop: false }`
[INFO] [stdout] 494e25d3b0b18796e34ec53adb12b8271879762793bf560544779544cd51905b
