[INFO] cloning repository https://github.com/Ross65536/conway-game-of-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/Ross65536/conway-game-of-life-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoss65536%2Fconway-game-of-life-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoss65536%2Fconway-game-of-life-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69f487c3ecb581147426ae1ac826df123d04dd4e
[INFO] testing Ross65536/conway-game-of-life-rs against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoss65536%2Fconway-game-of-life-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ross65536/conway-game-of-life-rs on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ross65536/conway-game-of-life-rs
[INFO] finished tweaking git repo https://github.com/Ross65536/conway-game-of-life-rs
[INFO] tweaked toml for git repo https://github.com/Ross65536/conway-game-of-life-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Ross65536/conway-game-of-life-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4bd46999628464c0742dd2a3d235bb0722d91bccad8b24a214fa5989372d722
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a4bd46999628464c0742dd2a3d235bb0722d91bccad8b24a214fa5989372d722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4bd46999628464c0742dd2a3d235bb0722d91bccad8b24a214fa5989372d722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4bd46999628464c0742dd2a3d235bb0722d91bccad8b24a214fa5989372d722", kill_on_drop: false }`
[INFO] [stdout] a4bd46999628464c0742dd2a3d235bb0722d91bccad8b24a214fa5989372d722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 531448d36198a27bc88ebd228b4e4a80fb4e3c29d315d80261567b280f5fffed
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "531448d36198a27bc88ebd228b4e4a80fb4e3c29d315d80261567b280f5fffed", kill_on_drop: false }`
[INFO] [stderr]    Compiling game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     out: &'a mut Write,
[INFO] [stdout]    |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:53
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:64
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:46:42
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn print_grid_state<'a>(out: &'a mut Write, grid_state: BoardIter) {
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:51:32
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn print_grid<'a>(out: &'a mut Write, producer: BoardIter) {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:63:27
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn clear_screen(out: &mut Write) {
[INFO] [stdout]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/game/cell.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |         neighbours.into_iter()
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "531448d36198a27bc88ebd228b4e4a80fb4e3c29d315d80261567b280f5fffed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531448d36198a27bc88ebd228b4e4a80fb4e3c29d315d80261567b280f5fffed", kill_on_drop: false }`
[INFO] [stdout] 531448d36198a27bc88ebd228b4e4a80fb4e3c29d315d80261567b280f5fffed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15d78402e135435cbefb2bff08f9d11a9a13116dc8801879167eabe384fc03f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15d78402e135435cbefb2bff08f9d11a9a13116dc8801879167eabe384fc03f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     out: &'a mut Write,
[INFO] [stdout]    |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:53
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:64
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:46:42
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn print_grid_state<'a>(out: &'a mut Write, grid_state: BoardIter) {
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:51:32
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn print_grid<'a>(out: &'a mut Write, producer: BoardIter) {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:63:27
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn clear_screen(out: &mut Write) {
[INFO] [stdout]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/game/cell.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |         neighbours.into_iter()
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     out: &'a mut Write,
[INFO] [stdout]    |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:53
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:15:64
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stdout]    |                                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:46:42
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn print_grid_state<'a>(out: &'a mut Write, grid_state: BoardIter) {
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:51:32
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn print_grid<'a>(out: &'a mut Write, producer: BoardIter) {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display/mod.rs:63:27
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn clear_screen(out: &mut Write) {
[INFO] [stdout]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/game/cell.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |         neighbours.into_iter()
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.99s
[INFO] running `Command { std: "docker" "inspect" "15d78402e135435cbefb2bff08f9d11a9a13116dc8801879167eabe384fc03f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d78402e135435cbefb2bff08f9d11a9a13116dc8801879167eabe384fc03f6", kill_on_drop: false }`
[INFO] [stdout] 15d78402e135435cbefb2bff08f9d11a9a13116dc8801879167eabe384fc03f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35cc2332c5e4450953d4a405a87528ec6b922311e8dbdd8349c2c57e4c1bd80b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "35cc2332c5e4450953d4a405a87528ec6b922311e8dbdd8349c2c57e4c1bd80b", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 |     out: &'a mut Write,
[INFO] [stderr]    |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:11:22
[INFO] [stderr]    |
[INFO] [stderr] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:11:33
[INFO] [stderr]    |
[INFO] [stderr] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:15:53
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:15:64
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stderr]    |                                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:46:42
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn print_grid_state<'a>(out: &'a mut Write, grid_state: BoardIter) {
[INFO] [stderr]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn print_grid<'a>(out: &'a mut Write, producer: BoardIter) {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:63:27
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn clear_screen(out: &mut Write) {
[INFO] [stderr]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/game/cell.rs:33:20
[INFO] [stderr]    |
[INFO] [stderr] 33 |         neighbours.into_iter()
[INFO] [stderr]    |                    ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 |     out: &'a mut Write,
[INFO] [stderr]    |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:11:22
[INFO] [stderr]    |
[INFO] [stderr] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:11:33
[INFO] [stderr]    |
[INFO] [stderr] 11 |     updater: &'a mut FnMut(&mut Write, BoardIter),
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:15:53
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write, BoardIter)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:15:64
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(out: &'a mut Write, updater: &'a mut FnMut(&mut Write, BoardIter)) -> ScreenUpdater<'a> {
[INFO] [stderr]    |                                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:46:42
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn print_grid_state<'a>(out: &'a mut Write, grid_state: BoardIter) {
[INFO] [stderr]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn print_grid<'a>(out: &'a mut Write, producer: BoardIter) {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display/mod.rs:63:27
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn clear_screen(out: &mut Write) {
[INFO] [stderr]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/game/cell.rs:33:20
[INFO] [stderr]    |
[INFO] [stderr] 33 |         neighbours.into_iter()
[INFO] [stderr]    |                    ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/game_of_life-b1cb9a67c832fb5a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/game_of_life-523c4ce197efc3bf
[INFO] [stdout] test game::game_state::tests::game_state_iterate_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integrations_tests-82254d941941a2be
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests game-of-life
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35cc2332c5e4450953d4a405a87528ec6b922311e8dbdd8349c2c57e4c1bd80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cc2332c5e4450953d4a405a87528ec6b922311e8dbdd8349c2c57e4c1bd80b", kill_on_drop: false }`
[INFO] [stdout] 35cc2332c5e4450953d4a405a87528ec6b922311e8dbdd8349c2c57e4c1bd80b