[INFO] cloning repository https://github.com/arnau/gol-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arnau/gol-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fgol-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fgol-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be8eeeb7274a0c2fbc8f8db62a01088e60fc1c2f
[INFO] testing arnau/gol-rs/be8eeeb7274a0c2fbc8f8db62a01088e60fc1c2f against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fgol-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/arnau/gol-rs
[INFO] finished tweaking git repo https://github.com/arnau/gol-rs
[INFO] tweaked toml for git repo https://github.com/arnau/gol-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/arnau/gol-rs on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/arnau/gol-rs 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "74e6fa2651b19674c900846f3d6df67401ffbc08a847faa941f9223d29c9a41e", kill_on_drop: false }`
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[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/grid.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |             (true, 2...3) => cell.keep(),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GridItem`
[INFO] [stdout]  --> src/population.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use grid::{ Grid, GridItem, inc, dec };
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/population.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |             .into_iter()
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 91 -             .into_iter()
[INFO] [stdout] 91 +             .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 83 ~         IntoIterator::into_iter([(x, dec(y, size)),
[INFO] [stdout] 84 |          (x, inc(y, size)),
[INFO] [stdout] ...
[INFO] [stdout] 89 |          (dec(x, size), inc(y, size)),
[INFO] [stdout] 90 ~          (inc(x, size), inc(y, size))])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 &canvas.invert_axis(Axis(0));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 let _ = &canvas.invert_axis(Axis(0));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:304:17
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:308:17
[INFO] [stdout]     |
[INFO] [stdout] 308 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 308 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:355:11
[INFO] [stdout]     |
[INFO] [stdout] 355 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 355 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 355 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 339 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 340 |             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] ...
[INFO] [stdout] 354 |             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] 355 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:385:11
[INFO] [stdout]     |
[INFO] [stdout] 385 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 385 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 385 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 368 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 369 |             0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] ...
[INFO] [stdout] 384 |             0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] 385 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:405:11
[INFO] [stdout]     |
[INFO] [stdout] 405 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 405 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 405 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 399 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 400 |             0, 1, 1, 1, 1,
[INFO] [stdout] ...
[INFO] [stdout] 404 |             0, 0, 0, 0, 0,
[INFO] [stdout] 405 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:411:17
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:415:17
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/ndarray.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate ndarray;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::prelude::*`
[INFO] [stdout]  --> src/bin/ndarray.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ndarray::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `conway::cell::Cell`
[INFO] [stdout]  --> src/bin/ndarray.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use conway::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.30s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "4a55c8262f6ab662d3f0aaa83e929439643232330952d31f849fa18f4a402cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a55c8262f6ab662d3f0aaa83e929439643232330952d31f849fa18f4a402cc8", kill_on_drop: false }`
[INFO] [stdout] 4a55c8262f6ab662d3f0aaa83e929439643232330952d31f849fa18f4a402cc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2340bccb856e6e062aaf0e8c9289c4e0ff7d7478161c3e950ee11bbe87fe916
[INFO] running `Command { std: "docker" "start" "-a" "e2340bccb856e6e062aaf0e8c9289c4e0ff7d7478161c3e950ee11bbe87fe916", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/grid.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |             (true, 2...3) => cell.keep(),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GridItem`
[INFO] [stdout]  --> src/population.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use grid::{ Grid, GridItem, inc, dec };
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/population.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |             .into_iter()
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 91 -             .into_iter()
[INFO] [stdout] 91 +             .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 83 ~         IntoIterator::into_iter([(x, dec(y, size)),
[INFO] [stdout] 84 |          (x, inc(y, size)),
[INFO] [stdout] ...
[INFO] [stdout] 89 |          (dec(x, size), inc(y, size)),
[INFO] [stdout] 90 ~          (inc(x, size), inc(y, size))])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 &canvas.invert_axis(Axis(0));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 let _ = &canvas.invert_axis(Axis(0));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:304:17
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:308:17
[INFO] [stdout]     |
[INFO] [stdout] 308 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 308 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:355:11
[INFO] [stdout]     |
[INFO] [stdout] 355 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 355 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 355 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 339 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 340 |             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] ...
[INFO] [stdout] 354 |             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] 355 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:385:11
[INFO] [stdout]     |
[INFO] [stdout] 385 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 385 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 385 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 368 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 369 |             0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] ...
[INFO] [stdout] 384 |             0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] 385 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:405:11
[INFO] [stdout]     |
[INFO] [stdout] 405 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 405 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 405 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 399 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 400 |             0, 1, 1, 1, 1,
[INFO] [stdout] ...
[INFO] [stdout] 404 |             0, 0, 0, 0, 0,
[INFO] [stdout] 405 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:411:17
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:415:17
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/ndarray.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate ndarray;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::prelude::*`
[INFO] [stdout]  --> src/bin/ndarray.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ndarray::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `conway::cell::Cell`
[INFO] [stdout]  --> src/bin/ndarray.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use conway::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/grid.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |             (true, 2...3) => cell.keep(),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/population.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |             .into_iter()
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 91 -             .into_iter()
[INFO] [stdout] 91 +             .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 83 ~         IntoIterator::into_iter([(x, dec(y, size)),
[INFO] [stdout] 84 |          (x, inc(y, size)),
[INFO] [stdout] ...
[INFO] [stdout] 89 |          (dec(x, size), inc(y, size)),
[INFO] [stdout] 90 ~          (inc(x, size), inc(y, size))])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 &canvas.invert_axis(Axis(0));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 let _ = &canvas.invert_axis(Axis(0));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:304:17
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:308:17
[INFO] [stdout]     |
[INFO] [stdout] 308 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 308 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:355:11
[INFO] [stdout]     |
[INFO] [stdout] 355 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 355 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 355 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 339 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 340 |             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] ...
[INFO] [stdout] 354 |             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] 355 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:385:11
[INFO] [stdout]     |
[INFO] [stdout] 385 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 385 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 385 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 368 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 369 |             0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] ...
[INFO] [stdout] 384 |             0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stdout] 385 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/community.rs:405:11
[INFO] [stdout]     |
[INFO] [stdout] 405 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 405 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] 405 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 399 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stdout] 400 |             0, 1, 1, 1, 1,
[INFO] [stdout] ...
[INFO] [stdout] 404 |             0, 0, 0, 0, 0,
[INFO] [stdout] 405 ~         ]).map(|&x| x.into()).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:411:17
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/community.rs:415:17
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "e2340bccb856e6e062aaf0e8c9289c4e0ff7d7478161c3e950ee11bbe87fe916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2340bccb856e6e062aaf0e8c9289c4e0ff7d7478161c3e950ee11bbe87fe916", kill_on_drop: false }`
[INFO] [stdout] e2340bccb856e6e062aaf0e8c9289c4e0ff7d7478161c3e950ee11bbe87fe916
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae488651cf873105eebd7b156008b21e6daa212a07cea6ebb9f1df80726c7f25
[INFO] running `Command { std: "docker" "start" "-a" "ae488651cf873105eebd7b156008b21e6daa212a07cea6ebb9f1df80726c7f25", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/grid.rs:44:21
[INFO] [stderr]    |
[INFO] [stderr] 44 |             (true, 2...3) => cell.keep(),
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GridItem`
[INFO] [stderr]  --> src/population.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 | use grid::{ Grid, GridItem, inc, dec };
[INFO] [stderr]   |                   ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]   --> src/population.rs:91:14
[INFO] [stderr]    |
[INFO] [stderr] 91 |             .into_iter()
[INFO] [stderr]    |              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 91 -             .into_iter()
[INFO] [stderr] 91 +             .iter()
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 83 ~         IntoIterator::into_iter([(x, dec(y, size)),
[INFO] [stderr] 84 |          (x, inc(y, size)),
[INFO] [stderr] ...
[INFO] [stderr] 89 |          (dec(x, size), inc(y, size)),
[INFO] [stderr] 90 ~          (inc(x, size), inc(y, size))])
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/community.rs:296:17
[INFO] [stderr]     |
[INFO] [stderr] 296 |                 &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 296 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/community.rs:303:17
[INFO] [stderr]     |
[INFO] [stderr] 303 |                 &canvas.invert_axis(Axis(0));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 303 |                 let _ = &canvas.invert_axis(Axis(0));
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/community.rs:304:17
[INFO] [stderr]     |
[INFO] [stderr] 304 |                 &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 304 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/community.rs:308:17
[INFO] [stderr]     |
[INFO] [stderr] 308 |                 &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 308 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/community.rs:355:11
[INFO] [stderr]     |
[INFO] [stderr] 355 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stderr]     |           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 355 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stderr] 355 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 339 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stderr] 340 |             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stderr] ...
[INFO] [stderr] 354 |             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stderr] 355 ~         ]).map(|&x| x.into()).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/community.rs:385:11
[INFO] [stderr]     |
[INFO] [stderr] 385 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stderr]     |           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 385 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stderr] 385 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 368 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stderr] 369 |             0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stderr] ...
[INFO] [stderr] 384 |             0, 0, 0, 0, 0, 0, 0, 0, 0,
[INFO] [stderr] 385 ~         ]).map(|&x| x.into()).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout] running 5 tests
[INFO] [stderr]    --> src/community.rs:405:11
[INFO] [stdout] test grid::test_dec ... ok
[INFO] [stderr]     |
[INFO] [stdout] test grid::test_inc ... ok
[INFO] [stderr] 405 |         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stdout] test population::test_fate ... ok
[INFO] [stderr]     |           ^^^^^^^^^
[INFO] [stdout] test population::test_neigbours ... ok
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 405 -         ].into_iter().map(|&x| x.into()).collect();
[INFO] [stderr] 405 +         ].iter().map(|&x| x.into()).collect();
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 399 ~         let raw: Vec<Cell> = IntoIterator::into_iter([
[INFO] [stderr] 400 |             0, 1, 1, 1, 1,
[INFO] [stderr] ...
[INFO] [stderr] 404 |             0, 0, 0, 0, 0,
[INFO] [stderr] 405 ~         ]).map(|&x| x.into()).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/community.rs:411:17
[INFO] [stderr]     |
[INFO] [stderr] 411 |                 &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 411 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/community.rs:415:17
[INFO] [stderr]     |
[INFO] [stderr] 415 |                 &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 415 |                 let _ = &canvas.invert_axis(Axis(1));
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `conway` (lib) generated 12 warnings (run `cargo fix --lib -p conway` to apply 6 suggestions)
[INFO] [stderr] warning: `conway` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/ndarray.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate ndarray;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ndarray::prelude::*`
[INFO] [stderr]  --> src/bin/ndarray.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ndarray::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `conway::cell::Cell`
[INFO] [stderr]  --> src/bin/ndarray.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use conway::cell::Cell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `conway` (bin "ndarray" test) generated 3 warnings (run `cargo fix --bin "ndarray" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/conway-3ff00a4f8df1f41c)
[INFO] [stdout] test population::test_glider ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ndarray.rs (/opt/rustwide/target/debug/deps/ndarray-1920edb01d38a667)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/sdl.rs (/opt/rustwide/target/debug/deps/sdl-d5dbd2970194557e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests conway
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/grid.rs:44:21
[INFO] [stderr]    |
[INFO] [stderr] 44 |             (true, 2...3) => cell.keep(),
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/population.rs - population::glider_br (line 151) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae488651cf873105eebd7b156008b21e6daa212a07cea6ebb9f1df80726c7f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae488651cf873105eebd7b156008b21e6daa212a07cea6ebb9f1df80726c7f25", kill_on_drop: false }`
[INFO] [stdout] ae488651cf873105eebd7b156008b21e6daa212a07cea6ebb9f1df80726c7f25
