[INFO] cloning repository https://github.com/jackschu/crabcassonne
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackschu/crabcassonne" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackschu%2Fcrabcassonne", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackschu%2Fcrabcassonne'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7c28716aa110732b7d550fa93cc71bf3c41c46a
[INFO] testing jackschu/crabcassonne against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackschu%2Fcrabcassonne" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jackschu/crabcassonne
[INFO] finished tweaking git repo https://github.com/jackschu/crabcassonne
[INFO] tweaked toml for git repo https://github.com/jackschu/crabcassonne written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jackschu/crabcassonne on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jackschu/crabcassonne 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] acdb7e2966b341b67fbf876d1c01c4703eb719f51c7122ba7f6c8d0877b4fa01
[INFO] running `Command { std: "docker" "start" "-a" "acdb7e2966b341b67fbf876d1c01c4703eb719f51c7122ba7f6c8d0877b4fa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acdb7e2966b341b67fbf876d1c01c4703eb719f51c7122ba7f6c8d0877b4fa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acdb7e2966b341b67fbf876d1c01c4703eb719f51c7122ba7f6c8d0877b4fa01", kill_on_drop: false }`
[INFO] [stdout] acdb7e2966b341b67fbf876d1c01c4703eb719f51c7122ba7f6c8d0877b4fa01
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[INFO] [stdout] f003c6ed8350cfeab4af155b3fbe0cce40e5730a5ce59f23a73b279309ca1e23
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[INFO] [stdout] warning: unused import: `std::todo`
[INFO] [stdout]  --> src/bots/mcts_bot.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::todo;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `board::BoardData` and `self`
[INFO] [stdout]   --> src/bots/mcts_bot.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     board::BoardData,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     tilebag::{self, TileBag},
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tilebag::TileBag`
[INFO] [stdout]  --> src/bots/shallow_bot.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::tilebag::TileBag;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng` is never read
[INFO] [stdout]   --> src/bots/mcts_bot.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MCTSBot {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 19 |     pub own_player: Player,
[INFO] [stdout] 20 |     rng: StdRng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `idx` is never read
[INFO] [stdout]   --> src/bots/mcts_bot.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct Node {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 79 |     idx: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `debug_data` is never used
[INFO] [stdout]   --> src/bots/mcts_bot.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 85 | impl<'a> ArenaTree<'a> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 86 |     pub fn debug_data(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/board.rs:82:77
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard {
[INFO] [stdout]    |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |                                  |
[INFO] [stdout]    |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a> {
[INFO] [stdout]    |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:212:77
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard;
[INFO] [stdout]     |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |                                  |
[INFO] [stdout]     |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a>;
[INFO] [stdout]     |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 317 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 421 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 421 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:469:9
[INFO] [stdout]     |
[INFO] [stdout] 469 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 472 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 472 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:681:77
[INFO] [stdout]     |
[INFO] [stdout] 681 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard {
[INFO] [stdout]     |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |                                  |
[INFO] [stdout]     |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 681 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a> {
[INFO] [stdout]     |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:713:23
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub fn as_overlay(&self) -> OverlaidBoard {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub fn as_overlay(&self) -> OverlaidBoard<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/referee.rs:131:22
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn board_overlay(&self) -> OverlaidBoard {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn board_overlay(&self) -> OverlaidBoard<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 40s
[INFO] running `Command { std: "docker" "inspect" "f003c6ed8350cfeab4af155b3fbe0cce40e5730a5ce59f23a73b279309ca1e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f003c6ed8350cfeab4af155b3fbe0cce40e5730a5ce59f23a73b279309ca1e23", kill_on_drop: false }`
[INFO] [stdout] f003c6ed8350cfeab4af155b3fbe0cce40e5730a5ce59f23a73b279309ca1e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1795dad6d17ad0bee6f09226034319471a245240b277be8284b4a0c04c39b25
[INFO] running `Command { std: "docker" "start" "-a" "c1795dad6d17ad0bee6f09226034319471a245240b277be8284b4a0c04c39b25", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling enumflags2 v0.7.11
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling zvariant v3.15.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling zbus_names v2.6.1
[INFO] [stderr]    Compiling zbus v3.15.2
[INFO] [stderr]    Compiling atspi v0.10.1
[INFO] [stderr]    Compiling accesskit_unix v0.5.2
[INFO] [stderr]    Compiling accesskit_winit v0.14.4
[INFO] [stderr]    Compiling egui-winit v0.22.0
[INFO] [stderr]    Compiling eframe v0.22.0
[INFO] [stderr]    Compiling crabcassonne v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::todo`
[INFO] [stdout]  --> src/bots/mcts_bot.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::todo;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `board::BoardData` and `self`
[INFO] [stdout]   --> src/bots/mcts_bot.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     board::BoardData,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     tilebag::{self, TileBag},
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tilebag::TileBag`
[INFO] [stdout]  --> src/bots/shallow_bot.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::tilebag::TileBag;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng` is never read
[INFO] [stdout]   --> src/bots/mcts_bot.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MCTSBot {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 19 |     pub own_player: Player,
[INFO] [stdout] 20 |     rng: StdRng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `idx` is never read
[INFO] [stdout]   --> src/bots/mcts_bot.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct Node {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 79 |     idx: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `debug_data` is never used
[INFO] [stdout]   --> src/bots/mcts_bot.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 85 | impl<'a> ArenaTree<'a> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 86 |     pub fn debug_data(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/board.rs:82:77
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard {
[INFO] [stdout]    |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |                                  |
[INFO] [stdout]    |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a> {
[INFO] [stdout]    |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:212:77
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard;
[INFO] [stdout]     |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |                                  |
[INFO] [stdout]     |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a>;
[INFO] [stdout]     |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 317 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 421 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 421 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:469:9
[INFO] [stdout]     |
[INFO] [stdout] 469 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 472 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 472 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:681:77
[INFO] [stdout]     |
[INFO] [stdout] 681 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard {
[INFO] [stdout]     |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |                                  |
[INFO] [stdout]     |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 681 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a> {
[INFO] [stdout]     |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:713:23
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub fn as_overlay(&self) -> OverlaidBoard {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub fn as_overlay(&self) -> OverlaidBoard<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/referee.rs:131:22
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn board_overlay(&self) -> OverlaidBoard {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn board_overlay(&self) -> OverlaidBoard<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::todo`
[INFO] [stdout]  --> src/bots/mcts_bot.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::todo;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `board::BoardData` and `self`
[INFO] [stdout]   --> src/bots/mcts_bot.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     board::BoardData,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     tilebag::{self, TileBag},
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tilebag::TileBag`
[INFO] [stdout]  --> src/bots/shallow_bot.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::tilebag::TileBag;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng` is never read
[INFO] [stdout]   --> src/bots/mcts_bot.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MCTSBot {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 19 |     pub own_player: Player,
[INFO] [stdout] 20 |     rng: StdRng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `idx` is never read
[INFO] [stdout]   --> src/bots/mcts_bot.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct Node {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 79 |     idx: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `debug_data` is never used
[INFO] [stdout]   --> src/bots/mcts_bot.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 85 | impl<'a> ArenaTree<'a> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 86 |     pub fn debug_data(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/board.rs:82:77
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard {
[INFO] [stdout]    |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |                                  |
[INFO] [stdout]    |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a> {
[INFO] [stdout]    |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:212:77
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard;
[INFO] [stdout]     |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |                                  |
[INFO] [stdout]     |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a>;
[INFO] [stdout]     |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 317 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 421 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 421 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:469:9
[INFO] [stdout]     |
[INFO] [stdout] 469 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 472 |     ) -> Option<FeatureResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 472 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:681:77
[INFO] [stdout]     |
[INFO] [stdout] 681 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard {
[INFO] [stdout]     |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |                                  |
[INFO] [stdout]     |                          the lifetime is named here         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 681 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a> {
[INFO] [stdout]     |                                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:713:23
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub fn as_overlay(&self) -> OverlaidBoard {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub fn as_overlay(&self) -> OverlaidBoard<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/referee.rs:131:22
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn board_overlay(&self) -> OverlaidBoard {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn board_overlay(&self) -> OverlaidBoard<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "c1795dad6d17ad0bee6f09226034319471a245240b277be8284b4a0c04c39b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1795dad6d17ad0bee6f09226034319471a245240b277be8284b4a0c04c39b25", kill_on_drop: false }`
[INFO] [stdout] c1795dad6d17ad0bee6f09226034319471a245240b277be8284b4a0c04c39b25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2608d7386beaaa98427bc7218ef6de24a49f449b8cd9498fc6e0b3cbf80285d4
[INFO] running `Command { std: "docker" "start" "-a" "2608d7386beaaa98427bc7218ef6de24a49f449b8cd9498fc6e0b3cbf80285d4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::todo`
[INFO] [stderr]  --> src/bots/mcts_bot.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::todo;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `board::BoardData` and `self`
[INFO] [stderr]   --> src/bots/mcts_bot.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     board::BoardData,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 13 |     tilebag::{self, TileBag},
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::tilebag::TileBag`
[INFO] [stderr]  --> src/bots/shallow_bot.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::tilebag::TileBag;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `rng` is never read
[INFO] [stderr]   --> src/bots/mcts_bot.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct MCTSBot {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] 19 |     pub own_player: Player,
[INFO] [stderr] 20 |     rng: StdRng,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `idx` is never read
[INFO] [stderr]   --> src/bots/mcts_bot.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 78 | struct Node {
[INFO] [stderr]    |        ---- field in this struct
[INFO] [stderr] 79 |     idx: usize,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `debug_data` is never used
[INFO] [stderr]   --> src/bots/mcts_bot.rs:86:12
[INFO] [stderr]    |
[INFO] [stderr] 85 | impl<'a> ArenaTree<'a> {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] 86 |     pub fn debug_data(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/board.rs:82:77
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard {
[INFO] [stderr]    |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                          |                                  |
[INFO] [stderr]    |                          the lifetime is named here         the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a> {
[INFO] [stderr]    |                                                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/board.rs:212:77
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard;
[INFO] [stderr]     |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |                                  |
[INFO] [stderr]     |                          the lifetime is named here         the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a>;
[INFO] [stderr]     |                                                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/board.rs:314:9
[INFO] [stderr]     |
[INFO] [stderr] 314 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 317 |     ) -> Option<FeatureResult> {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 317 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stderr]     |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/board.rs:418:9
[INFO] [stderr]     |
[INFO] [stderr] 418 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 421 |     ) -> Option<FeatureResult> {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 421 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stderr]     |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/board.rs:469:9
[INFO] [stderr]     |
[INFO] [stderr] 469 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 472 |     ) -> Option<FeatureResult> {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 472 |     ) -> Option<FeatureResult<'_>> {
[INFO] [stderr]     |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/board.rs:681:77
[INFO] [stderr]     |
[INFO] [stderr] 681 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard {
[INFO] [stderr]     |                          --                                 --              ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |                                  |
[INFO] [stderr]     |                          the lifetime is named here         the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 681 |     fn with_overlay<'a>(&'a self, coord: Coordinate, tile: &'a TileData) -> OverlaidBoard<'a> {
[INFO] [stderr]     |                                                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/board.rs:713:23
[INFO] [stderr]     |
[INFO] [stderr] 713 |     pub fn as_overlay(&self) -> OverlaidBoard {
[INFO] [stderr]     |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 713 |     pub fn as_overlay(&self) -> OverlaidBoard<'_> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/referee.rs:131:22
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn board_overlay(&self) -> OverlaidBoard {
[INFO] [stderr]     |                      ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn board_overlay(&self) -> OverlaidBoard<'_> {
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `crabcassonne` (lib) generated 14 warnings (run `cargo fix --lib -p crabcassonne` to apply 11 suggestions)
[INFO] [stderr] warning: `crabcassonne` (lib test) generated 14 warnings (14 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crabcassonne-d75aa7be3604f1fb)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test board::tests::contested_road ... ok
[INFO] [stdout] test board::tests::check_legal_is_mini_specific ... ok
[INFO] [stdout] test board::tests::complete_monastery ... ok
[INFO] [stdout] test board::tests::features_match_basic ... ok
[INFO] [stdout] test board::tests::legal_tiles ... ok
[INFO] [stdout] test tile::tests::from_octal_works ... ok
[INFO] [stdout] test tile::tests::tile_rotation ... ok
[INFO] [stdout] test tilebag::tests::check_count ... ok
[INFO] [stdout] test tilebag::tests::check_empties ... ok
[INFO] [stdout] test board::tests::simple_score ... ok
[INFO] [stdout] test coord_map::tests::resize_test ... ok
[INFO] [stdout] test bots::greedy_bot::tests::is_greedy ... ok
[INFO] [stdout] test board::tests::simple_score_no_rot ... ok
[INFO] [stdout] test board::tests::feature_completion_test ... ok
[INFO] [stdout] test board::tests::features_match_surround_city ... ok
[INFO] [stdout] test arena::tests::replay_works ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- arena::tests::replay_works stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'arena::tests::replay_works' (17) panicked at src/arena.rs:318:74:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: "Failed to create replay file"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6036673f3f82 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6036673f3f82 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6036673f3f82 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6036673f3f82 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60366740f60a - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60366740f60a - core[585f66e14d78f9ba]::fmt::write
[INFO] [stdout]    6:     0x6036673fae76 - std[3f03f8b59f91bef1]::io::default_write_fmt::<alloc[15e7b27aba85d2e2]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6036673fae76 - <alloc[15e7b27aba85d2e2]::vec::Vec<u8> as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6036673cfaef - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6036673cfaef - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6036673eae89 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6036666008ae - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6036666008ae - test[30224e0cb089acd2]::test_main_with_exit_callback::<test[30224e0cb089acd2]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6036673eb0f2 - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6036673eb0f2 - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6036673cfba8 - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6036673c4b09 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6036673d0ced - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x60366740fd7c - core[585f66e14d78f9ba]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x60366740fac2 - core[585f66e14d78f9ba]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x6036665b4771 - <core[585f66e14d78f9ba]::result::Result<crabcassonne[e4ccdf96e27d75d1]::arena::GameResult, &str>>::unwrap
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x6036665b4771 - crabcassonne[e4ccdf96e27d75d1]::arena::tests::replay_works
[INFO] [stdout]                                at /opt/rustwide/workdir/src/arena.rs:318:74
[INFO] [stdout]   22:     0x6036665ae637 - crabcassonne[e4ccdf96e27d75d1]::arena::tests::replay_works::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/arena.rs:312:22
[INFO] [stdout]   23:     0x6036665c0776 - <crabcassonne[e4ccdf96e27d75d1]::arena::tests::replay_works::{closure#0} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6036665f4c5b - <fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6036665f4c5b - test[30224e0cb089acd2]::__rust_begin_short_backtrace::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6036666014ba - test[30224e0cb089acd2]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6036666014ba - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6036666014ba - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x6036666014ba - std[3f03f8b59f91bef1]::panicking::catch_unwind::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x6036666014ba - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6036666014ba - test[30224e0cb089acd2]::run_test_in_process
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6036666014ba - test[30224e0cb089acd2]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x6036665fb984 - test[30224e0cb089acd2]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x6036665fb984 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x603666603fb2 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x603666603fb2 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x603666603fb2 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x603666603fb2 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x603666603fb2 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x603666603fb2 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x603666603fb2 - <std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6036673f2f1f - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn core[585f66e14d78f9ba]::ops::function::FnOnce<(), Output = ()> + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x6036673f2f1f - <std[3f03f8b59f91bef1]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7edb345edaa4 - <unknown>
[INFO] [stdout]   45:     0x7edb3467aa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     arena::tests::replay_works
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 15 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "2608d7386beaaa98427bc7218ef6de24a49f449b8cd9498fc6e0b3cbf80285d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2608d7386beaaa98427bc7218ef6de24a49f449b8cd9498fc6e0b3cbf80285d4", kill_on_drop: false }`
[INFO] [stdout] 2608d7386beaaa98427bc7218ef6de24a49f449b8cd9498fc6e0b3cbf80285d4
