[INFO] cloning repository https://github.com/risboo6909/life-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/risboo6909/life-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frisboo6909%2Flife-rs", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16b2522520ee627a9e863e2db315ec0d56591c1f
[INFO] checking risboo6909/life-rs against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frisboo6909%2Flife-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/risboo6909/life-rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/risboo6909/life-rs
[INFO] finished tweaking git repo https://github.com/risboo6909/life-rs
[INFO] tweaked toml for git repo https://github.com/risboo6909/life-rs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/risboo6909/life-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] 16bd298f5bb11b2b11f54445d9f1b2933fc31ca422397881c3a7a5a203abaa5b
[INFO] running `Command { std: "docker" "start" "-a" "16bd298f5bb11b2b11f54445d9f1b2933fc31ca422397881c3a7a5a203abaa5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16bd298f5bb11b2b11f54445d9f1b2933fc31ca422397881c3a7a5a203abaa5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bd298f5bb11b2b11f54445d9f1b2933fc31ca422397881c3a7a5a203abaa5b", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ea8e80c4f01357d6069f687a1dd2d373914f528582f7f3e4d3fe2bdae9238f2
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[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/vect/mod.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     iter: Box<Iterator<Item=&'a Cell> + 'a>
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a Cell> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> engine/src/board/vect/mod.rs:112:38
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn get_iter<'a>(&'a self) -> Box<Iterator<Item=CellIterType> + 'a> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=CellIterType> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> engine/src/board/vect/mod.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn new() -> Box<BoardInternal> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn BoardInternal`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/hashed.rs:59:38
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn get_iter<'a>(&'a self) -> Box<Iterator<Item=CellIterType> + 'a> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=CellIterType> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/hashed.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn new() -> Box<BoardInternal> {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn BoardInternal`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/mod.rs:45:38
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get_iter<'a>(&'a self) -> Box<Iterator<Item=CellIterType> + 'a>;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=CellIterType> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/mod.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     cells: Box<BoardInternal>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^ help: use `dyn`: `dyn BoardInternal`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/mod.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn new(cells: Box<BoardInternal>, width: Option<usize>, height: Option<usize>) -> Board {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn BoardInternal`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> engine/src/board/mod.rs:250:20
[INFO] [stdout]     |
[INFO] [stdout] 250 |     cell_iter: Box<Iterator<Item=CellIterType> + 'a>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=CellIterType> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> engine/src/core/loader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> engine/src/core/loader.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufRead, BufReader, Error};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> engine/src/core/loader.rs:221:42
[INFO] [stdout]     |
[INFO] [stdout] 221 | fn filter_line<'a>(line: &'a str) -> Box<Iterator<Item=char> + 'a> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=char> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> engine/src/core/loader.rs:239:14
[INFO] [stdout]     |
[INFO] [stdout] 239 |         match(c) {
[INFO] [stdout]     |              ^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> engine/src/core/loader.rs:288:14
[INFO] [stdout]     |
[INFO] [stdout] 288 |         match(c) {
[INFO] [stdout]     |              ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new_hashed` in this scope
[INFO] [stdout]    --> engine/src/board/mod.rs:285:35
[INFO] [stdout]     |
[INFO] [stdout] 285 |     let mut my_board = Board::new(new_hashed(), Some(10), Some(10));
[INFO] [stdout]     |                                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new_hashed` in this scope
[INFO] [stdout]    --> engine/src/board/mod.rs:313:35
[INFO] [stdout]     |
[INFO] [stdout] 313 |     let mut my_board = Board::new(new_hashed(), Some(10), Some(10));
[INFO] [stdout]     |                                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new_hashed` in this scope
[INFO] [stdout]    --> engine/src/board/mod.rs:334:35
[INFO] [stdout]     |
[INFO] [stdout] 334 |     let mut my_board = Board::new(new_hashed(), Some(10), Some(10));
[INFO] [stdout]     |                                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new_hashed` in this scope
[INFO] [stdout]    --> engine/src/board/mod.rs:376:35
[INFO] [stdout]     |
[INFO] [stdout] 376 |     let mut my_board = Board::new(new_hashed(), Some(10), Some(10));
[INFO] [stdout]     |                                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/vect/mod.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     iter: Box<Iterator<Item=&'a Cell> + 'a>
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a Cell> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> engine/src/board/vect/mod.rs:112:38
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn get_iter<'a>(&'a self) -> Box<Iterator<Item=CellIterType> + 'a> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=CellIterType> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> engine/src/board/vect/mod.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn new() -> Box<BoardInternal> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn BoardInternal`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/hashed.rs:59:38
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn get_iter<'a>(&'a self) -> Box<Iterator<Item=CellIterType> + 'a> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=CellIterType> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/hashed.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn new() -> Box<BoardInternal> {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn BoardInternal`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/mod.rs:45:38
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get_iter<'a>(&'a self) -> Box<Iterator<Item=CellIterType> + 'a>;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=CellIterType> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/mod.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     cells: Box<BoardInternal>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^ help: use `dyn`: `dyn BoardInternal`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> engine/src/board/mod.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn new(cells: Box<BoardInternal>, width: Option<usize>, height: Option<usize>) -> Board {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn BoardInternal`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> engine/src/board/mod.rs:250:20
[INFO] [stdout]     |
[INFO] [stdout] 250 |     cell_iter: Box<Iterator<Item=CellIterType> + 'a>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=CellIterType> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> engine/src/core/loader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> engine/src/core/loader.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufRead, BufReader, Error};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> engine/src/core/loader.rs:221:42
[INFO] [stdout]     |
[INFO] [stdout] 221 | fn filter_line<'a>(line: &'a str) -> Box<Iterator<Item=char> + 'a> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=char> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> engine/src/core/loader.rs:239:14
[INFO] [stdout]     |
[INFO] [stdout] 239 |         match(c) {
[INFO] [stdout]     |              ^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> engine/src/core/loader.rs:288:14
[INFO] [stdout]     |
[INFO] [stdout] 288 |         match(c) {
[INFO] [stdout]     |              ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gen`
[INFO] [stdout]    --> engine/src/board/mod.rs:193:37
[INFO] [stdout]     |
[INFO] [stdout] 193 |                    &Cell::Occupied {gen} => *x,
[INFO] [stdout]     |                                     ^^^ help: try ignoring the field: `gen: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> engine/src/core/loader.rs:255:21
[INFO] [stdout]     |
[INFO] [stdout] 255 |                 for idx in 0..repeat {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmp`
[INFO] [stdout]    --> engine/src/core/loader.rs:355:13
[INFO] [stdout]     |
[INFO] [stdout] 355 |         let tmp = rle_line.clone();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_tmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> engine/src/core/loader.rs:226:28
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn rle_decoder(line: &str, mut row: isize) -> Vec<Coord> {
[INFO] [stdout]     |                            ----^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> engine/src/core/loader.rs:380:9
[INFO] [stdout]     |
[INFO] [stdout] 380 |     let mut data_provider = FileInputProvider::new(file_name);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> engine/src/core/loader.rs:389:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     let mut data_provider = StringDataProvider::new(input_string);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ValueString`
[INFO] [stdout]   --> engine/src/core/loader.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ValueString(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `into_iter` exists for struct `Board`, but its trait bounds were not satisfied
[INFO] [stdout]    --> engine/src/board/mod.rs:323:54
[INFO] [stdout]     |
[INFO] [stdout] 48  | pub struct Board {
[INFO] [stdout]     | ----------------
[INFO] [stdout]     | |
[INFO] [stdout]     | method `into_iter` not found for this
[INFO] [stdout]     | doesn't satisfy `Board: IntoIterator`
[INFO] [stdout]     | doesn't satisfy `Board: Iterator`
[INFO] [stdout] ...
[INFO] [stdout] 323 |     for CellDesc { coord, is_alive, .. } in my_board.into_iter() {
[INFO] [stdout]     |                                                      ^^^^^^^^^ method cannot be called on `Board` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Board: Iterator`
[INFO] [stdout]             which is required by `Board: IntoIterator`
[INFO] [stdout]             `&Board: Iterator`
[INFO] [stdout]             which is required by `&Board: IntoIterator`
[INFO] [stdout]             `&mut Board: Iterator`
[INFO] [stdout]             which is required by `&mut Board: IntoIterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0311]: the parameter type `K` may not live long enough
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |             match node.force() {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the parameter type `K` must be valid for the anonymous lifetime defined on the function body at 78:37...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:78:37
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 node: node::NodeRef<marker::Immut, K, V, marker::LeafOrInternal>)
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `engine` due to 6 previous errors; 14 warnings emitted
[INFO] [stdout] error: aborting due to 5 previous errors; 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0425, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] warning: the `col:` in this pattern is redundant
[INFO] [stdout]   --> engine/src/board/mod.rs:94:19
[INFO] [stdout]    |
[INFO] [stdout] 94 |         for Coord{col: col, row: row} in config_vec {
[INFO] [stdout]    |                   ^^^^^^^^ help: use shorthand field pattern: `col`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `row:` in this pattern is redundant
[INFO] [stdout]   --> engine/src/board/mod.rs:94:29
[INFO] [stdout]    |
[INFO] [stdout] 94 |         for Coord{col: col, row: row} in config_vec {
[INFO] [stdout]    |                             ^^^^^^^^ help: use shorthand field pattern: `row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0311]: the parameter type `V` may not live long enough
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |             match node.force() {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the parameter type `V` must be valid for the anonymous lifetime defined on the function body at 78:37...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:78:37
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 node: node::NodeRef<marker::Immut, K, V, marker::LeafOrInternal>)
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9ea8e80c4f01357d6069f687a1dd2d373914f528582f7f3e4d3fe2bdae9238f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea8e80c4f01357d6069f687a1dd2d373914f528582f7f3e4d3fe2bdae9238f2", kill_on_drop: false }`
[INFO] [stdout] 9ea8e80c4f01357d6069f687a1dd2d373914f528582f7f3e4d3fe2bdae9238f2
