[INFO] cloning repository https://github.com/andrew-hardin/virtual-space-cadet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrew-hardin/virtual-space-cadet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrew-hardin%2Fvirtual-space-cadet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrew-hardin%2Fvirtual-space-cadet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b15950fdc58b84657e2eb49fa8ea52f3d740627f
[INFO] testing andrew-hardin/virtual-space-cadet against beta-2021-05-08 for beta-1.53-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrew-hardin%2Fvirtual-space-cadet" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrew-hardin/virtual-space-cadet on toolchain beta-2021-05-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-05-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrew-hardin/virtual-space-cadet
[INFO] finished tweaking git repo https://github.com/andrew-hardin/virtual-space-cadet
[INFO] tweaked toml for git repo https://github.com/andrew-hardin/virtual-space-cadet written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/andrew-hardin/virtual-space-cadet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-05-08" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-05-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e042087fa00d6360a7cc0d147d93323a92450fd767762da0d61d3713d005f6e0
[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" "e042087fa00d6360a7cc0d147d93323a92450fd767762da0d61d3713d005f6e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e042087fa00d6360a7cc0d147d93323a92450fd767762da0d61d3713d005f6e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e042087fa00d6360a7cc0d147d93323a92450fd767762da0d61d3713d005f6e0", kill_on_drop: false }`
[INFO] [stdout] e042087fa00d6360a7cc0d147d93323a92450fd767762da0d61d3713d005f6e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-05-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d45c443fccc31d4513bf7412ff2134d794611938920daaa2e73a4adbf43a518d
[INFO] running `Command { std: "docker" "start" "-a" "d45c443fccc31d4513bf7412ff2134d794611938920daaa2e73a4adbf43a518d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling cc v1.0.30
[INFO] [stderr]    Compiling ioctl-sys v0.5.2
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling enum_derive v0.1.7
[INFO] [stderr]    Compiling json v0.11.13
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling evdev-sys v0.2.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling uinput-sys v0.1.7
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling uinput v0.1.3
[INFO] [stderr]    Compiling evdev-rs v0.2.0
[INFO] [stderr]    Compiling libspacecadet v0.1.0 (/opt/rustwide/workdir/libspacecadet)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keyboard_driver.rs:170:39
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         let code: Box<KeyCode> = str::parse(col.as_str().unwrap()).unwrap();
[INFO] [stdout]     |                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[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]   --> libspacecadet/src/keys.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub output_device: &'a mut OutputKeyboard,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputKeyboard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/keys.rs:64:22
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl FromStr for Box<KeyCode> {
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:425:21
[INFO] [stdout]     |
[INFO] [stdout] 425 |     pub inside: Box<KeyCode>,
[INFO] [stdout]     |                     ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:468:22
[INFO] [stdout]     |
[INFO] [stdout] 468 |     when_tapped: Box<KeyCode>,
[INFO] [stdout]     |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:478:33
[INFO] [stdout]     |
[INFO] [stdout] 478 |     pub fn new(when_tapped: Box<KeyCode>, modifier: NormalKey) -> SpaceCadet {
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> libspacecadet/src/layer.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub codes: Vec<Vec<Box<KeyCode>>>,
[INFO] [stdout]   |                            ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/layer.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut codes: Vec<Vec<Box<KeyCode>>> = Vec::with_capacity(dim.0);
[INFO] [stdout]    |                                    ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/layer.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut row: Vec<Box<KeyCode>> = Vec::with_capacity(dim.1);
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/parser.rs:276:63
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub fn convert_tokens_to_key(v: &ParsedKeyTree) -> Result<Box<KeyCode>, String> {
[INFO] [stdout]     |                                                               ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/parser.rs:281:55
[INFO] [stdout]     |
[INFO] [stdout] 281 |     type Converter = fn(&ParsedKeyTree) -> Result<Box<KeyCode>, String>;
[INFO] [stdout]     |                                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> libspacecadet/src/virtual_keyboard_matrix.rs:204:32
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         panic!(format!("Couldn't convert {} into a code.", key_code));
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         panic!("Couldn't convert {} into a code.", key_code);
[INFO] [stdout]     |                               --                                          --
[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]    --> libspacecadet/src/parser.rs:296:25
[INFO] [stdout]     |
[INFO] [stdout] 296 |     for i in converters.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: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling spacecadet v0.1.0 (/opt/rustwide/workdir/spacecadet)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.26s
[INFO] running `Command { std: "docker" "inspect" "d45c443fccc31d4513bf7412ff2134d794611938920daaa2e73a4adbf43a518d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d45c443fccc31d4513bf7412ff2134d794611938920daaa2e73a4adbf43a518d", kill_on_drop: false }`
[INFO] [stdout] d45c443fccc31d4513bf7412ff2134d794611938920daaa2e73a4adbf43a518d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-05-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5ba7d9559d36321e00e952169300a1b7601d42d54659f1d639cc0b5c09be0d0
[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" "f5ba7d9559d36321e00e952169300a1b7601d42d54659f1d639cc0b5c09be0d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libspacecadet v0.1.0 (/opt/rustwide/workdir/libspacecadet)
[INFO] [stderr]    Compiling spacecadet v0.1.0 (/opt/rustwide/workdir/spacecadet)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keyboard_driver.rs:170:39
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         let code: Box<KeyCode> = str::parse(col.as_str().unwrap()).unwrap();
[INFO] [stdout]     |                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[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]   --> libspacecadet/src/keys.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub output_device: &'a mut OutputKeyboard,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputKeyboard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/keys.rs:64:22
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl FromStr for Box<KeyCode> {
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:425:21
[INFO] [stdout]     |
[INFO] [stdout] 425 |     pub inside: Box<KeyCode>,
[INFO] [stdout]     |                     ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:468:22
[INFO] [stdout]     |
[INFO] [stdout] 468 |     when_tapped: Box<KeyCode>,
[INFO] [stdout]     |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:478:33
[INFO] [stdout]     |
[INFO] [stdout] 478 |     pub fn new(when_tapped: Box<KeyCode>, modifier: NormalKey) -> SpaceCadet {
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> libspacecadet/src/layer.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub codes: Vec<Vec<Box<KeyCode>>>,
[INFO] [stdout]   |                            ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/layer.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut codes: Vec<Vec<Box<KeyCode>>> = Vec::with_capacity(dim.0);
[INFO] [stdout]    |                                    ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/layer.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut row: Vec<Box<KeyCode>> = Vec::with_capacity(dim.1);
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/parser.rs:276:63
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub fn convert_tokens_to_key(v: &ParsedKeyTree) -> Result<Box<KeyCode>, String> {
[INFO] [stdout]     |                                                               ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/parser.rs:281:55
[INFO] [stdout]     |
[INFO] [stdout] 281 |     type Converter = fn(&ParsedKeyTree) -> Result<Box<KeyCode>, String>;
[INFO] [stdout]     |                                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> libspacecadet/src/virtual_keyboard_matrix.rs:204:32
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         panic!(format!("Couldn't convert {} into a code.", key_code));
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         panic!("Couldn't convert {} into a code.", key_code);
[INFO] [stdout]     |                               --                                          --
[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]    --> libspacecadet/src/parser.rs:296:25
[INFO] [stdout]     |
[INFO] [stdout] 296 |     for i in converters.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: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keyboard_driver.rs:170:39
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         let code: Box<KeyCode> = str::parse(col.as_str().unwrap()).unwrap();
[INFO] [stdout]     |                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[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]   --> libspacecadet/src/keys.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub output_device: &'a mut OutputKeyboard,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputKeyboard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/keys.rs:64:22
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl FromStr for Box<KeyCode> {
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:425:21
[INFO] [stdout]     |
[INFO] [stdout] 425 |     pub inside: Box<KeyCode>,
[INFO] [stdout]     |                     ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:468:22
[INFO] [stdout]     |
[INFO] [stdout] 468 |     when_tapped: Box<KeyCode>,
[INFO] [stdout]     |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:478:33
[INFO] [stdout]     |
[INFO] [stdout] 478 |     pub fn new(when_tapped: Box<KeyCode>, modifier: NormalKey) -> SpaceCadet {
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:557:33
[INFO] [stdout]     |
[INFO] [stdout] 557 |     fn get_test_driver(key: Box<KeyCode>) -> TestDriver { get_test_driver_multilayer(vec![key]) }
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:560:49
[INFO] [stdout]     |
[INFO] [stdout] 560 |     fn get_test_driver_multilayer(keys: Vec<Box<KeyCode>>) -> TestDriver {
[INFO] [stdout]     |                                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/keys.rs:600:32
[INFO] [stdout]     |
[INFO] [stdout] 600 |     fn check_noop_key(key: Box<KeyCode>) {
[INFO] [stdout]     |                                ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> libspacecadet/src/layer.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub codes: Vec<Vec<Box<KeyCode>>>,
[INFO] [stdout]   |                            ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/layer.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut codes: Vec<Vec<Box<KeyCode>>> = Vec::with_capacity(dim.0);
[INFO] [stdout]    |                                    ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libspacecadet/src/layer.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut row: Vec<Box<KeyCode>> = Vec::with_capacity(dim.1);
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/parser.rs:276:63
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub fn convert_tokens_to_key(v: &ParsedKeyTree) -> Result<Box<KeyCode>, String> {
[INFO] [stdout]     |                                                               ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libspacecadet/src/parser.rs:281:55
[INFO] [stdout]     |
[INFO] [stdout] 281 |     type Converter = fn(&ParsedKeyTree) -> Result<Box<KeyCode>, String>;
[INFO] [stdout]     |                                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> libspacecadet/src/virtual_keyboard_matrix.rs:204:32
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         panic!(format!("Couldn't convert {} into a code.", key_code));
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         panic!("Couldn't convert {} into a code.", key_code);
[INFO] [stdout]     |                               --                                          --
[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]    --> libspacecadet/src/parser.rs:296:25
[INFO] [stdout]     |
[INFO] [stdout] 296 |     for i in converters.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: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `Command { std: "docker" "inspect" "f5ba7d9559d36321e00e952169300a1b7601d42d54659f1d639cc0b5c09be0d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ba7d9559d36321e00e952169300a1b7601d42d54659f1d639cc0b5c09be0d0", kill_on_drop: false }`
[INFO] [stdout] f5ba7d9559d36321e00e952169300a1b7601d42d54659f1d639cc0b5c09be0d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-05-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 488a5faede31fbb0f848f783b8fad5a016efae314c2b556dbb3e994726bfcf27
[INFO] running `Command { std: "docker" "start" "-a" "488a5faede31fbb0f848f783b8fad5a016efae314c2b556dbb3e994726bfcf27", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keyboard_driver.rs:170:39
[INFO] [stderr]     |
[INFO] [stderr] 170 |                         let code: Box<KeyCode> = str::parse(col.as_str().unwrap()).unwrap();
[INFO] [stderr]     |                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[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]   --> libspacecadet/src/keys.rs:16:32
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub output_device: &'a mut OutputKeyboard,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputKeyboard`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libspacecadet/src/keys.rs:64:22
[INFO] [stderr]    |
[INFO] [stderr] 64 | impl FromStr for Box<KeyCode> {
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:425:21
[INFO] [stderr]     |
[INFO] [stderr] 425 |     pub inside: Box<KeyCode>,
[INFO] [stderr]     |                     ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:468:22
[INFO] [stderr]     |
[INFO] [stderr] 468 |     when_tapped: Box<KeyCode>,
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:478:33
[INFO] [stderr]     |
[INFO] [stderr] 478 |     pub fn new(when_tapped: Box<KeyCode>, modifier: NormalKey) -> SpaceCadet {
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> libspacecadet/src/layer.rs:8:28
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub codes: Vec<Vec<Box<KeyCode>>>,
[INFO] [stderr]   |                            ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libspacecadet/src/layer.rs:14:36
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let mut codes: Vec<Vec<Box<KeyCode>>> = Vec::with_capacity(dim.0);
[INFO] [stderr]    |                                    ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libspacecadet/src/layer.rs:16:34
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let mut row: Vec<Box<KeyCode>> = Vec::with_capacity(dim.1);
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/parser.rs:276:63
[INFO] [stderr]     |
[INFO] [stderr] 276 | pub fn convert_tokens_to_key(v: &ParsedKeyTree) -> Result<Box<KeyCode>, String> {
[INFO] [stderr]     |                                                               ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/parser.rs:281:55
[INFO] [stderr]     |
[INFO] [stderr] 281 |     type Converter = fn(&ParsedKeyTree) -> Result<Box<KeyCode>, String>;
[INFO] [stderr]     |                                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> libspacecadet/src/virtual_keyboard_matrix.rs:204:32
[INFO] [stderr]     |
[INFO] [stderr] 204 |                         panic!(format!("Couldn't convert {} into a code.", key_code));
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 204 |                         panic!("Couldn't convert {} into a code.", key_code);
[INFO] [stderr]     |                               --                                          --
[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]    --> libspacecadet/src/parser.rs:296:25
[INFO] [stderr]     |
[INFO] [stderr] 296 |     for i in converters.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: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keyboard_driver.rs:170:39
[INFO] [stderr]     |
[INFO] [stderr] 170 |                         let code: Box<KeyCode> = str::parse(col.as_str().unwrap()).unwrap();
[INFO] [stderr]     |                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[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]   --> libspacecadet/src/keys.rs:16:32
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub output_device: &'a mut OutputKeyboard,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputKeyboard`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libspacecadet/src/keys.rs:64:22
[INFO] [stderr]    |
[INFO] [stderr] 64 | impl FromStr for Box<KeyCode> {
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:425:21
[INFO] [stderr]     |
[INFO] [stderr] 425 |     pub inside: Box<KeyCode>,
[INFO] [stderr]     |                     ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:468:22
[INFO] [stderr]     |
[INFO] [stderr] 468 |     when_tapped: Box<KeyCode>,
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:478:33
[INFO] [stderr]     |
[INFO] [stderr] 478 |     pub fn new(when_tapped: Box<KeyCode>, modifier: NormalKey) -> SpaceCadet {
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:557:33
[INFO] [stderr]     |
[INFO] [stderr] 557 |     fn get_test_driver(key: Box<KeyCode>) -> TestDriver { get_test_driver_multilayer(vec![key]) }
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:560:49
[INFO] [stderr]     |
[INFO] [stderr] 560 |     fn get_test_driver_multilayer(keys: Vec<Box<KeyCode>>) -> TestDriver {
[INFO] [stderr]     |                                                 ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/keys.rs:600:32
[INFO] [stderr]     |
[INFO] [stderr] 600 |     fn check_noop_key(key: Box<KeyCode>) {
[INFO] [stderr]     |                                ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> libspacecadet/src/layer.rs:8:28
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub codes: Vec<Vec<Box<KeyCode>>>,
[INFO] [stderr]   |                            ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libspacecadet/src/layer.rs:14:36
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let mut codes: Vec<Vec<Box<KeyCode>>> = Vec::with_capacity(dim.0);
[INFO] [stderr]    |                                    ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libspacecadet/src/layer.rs:16:34
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let mut row: Vec<Box<KeyCode>> = Vec::with_capacity(dim.1);
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/parser.rs:276:63
[INFO] [stderr]     |
[INFO] [stderr] 276 | pub fn convert_tokens_to_key(v: &ParsedKeyTree) -> Result<Box<KeyCode>, String> {
[INFO] [stderr]     |                                                               ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libspacecadet/src/parser.rs:281:55
[INFO] [stderr]     |
[INFO] [stderr] 281 |     type Converter = fn(&ParsedKeyTree) -> Result<Box<KeyCode>, String>;
[INFO] [stderr]     |                                                       ^^^^^^^ help: use `dyn`: `dyn KeyCode`
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> libspacecadet/src/virtual_keyboard_matrix.rs:204:32
[INFO] [stderr]     |
[INFO] [stderr] 204 |                         panic!(format!("Couldn't convert {} into a code.", key_code));
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 204 |                         panic!("Couldn't convert {} into a code.", key_code);
[INFO] [stderr]     |                               --                                          --
[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]    --> libspacecadet/src/parser.rs:296:25
[INFO] [stderr]     |
[INFO] [stderr] 296 |     for i in converters.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: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libspacecadet-305edf357bd90296)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test keys::tests::activate_layer_key ... ok
[INFO] [stdout] test keys::tests::macro_key ... ok
[INFO] [stdout] test keys::tests::modifier_wrapped_key ... ok
[INFO] [stdout] test keys::tests::normal_key ... ok
[INFO] [stdout] test keys::tests::space_cadet_taprelease ... ok
[INFO] [stdout] test keys::tests::hold_enable_layer_press_key ... ok
[INFO] [stdout] test keys::tests::toggle_layer_key ... ok
[INFO] [stdout] test keys::tests::one_shot_layer ... ok
[INFO] [stdout] test keys::tests::transparent_key ... ok
[INFO] [stdout] test layer::tests::key_code_matrix_dims ... ok
[INFO] [stdout] test output_keyboard::tests::event_buffer_defaults ... ok
[INFO] [stdout] test keys::tests::opaque_key ... ok
[INFO] [stdout] test virtual_keyboard_matrix::tests::virtual_keyboard_matrix_update ... ok
[INFO] [stdout] test output_keyboard::tests::evdev_to_uniput_unsupported_value ... ok
[INFO] [stdout] test output_keyboard::tests::event_buffer_spacecadet ... ok
[INFO] [stdout] test parser::tests::parsed_key_tree_successes ... ok
[INFO] [stdout] test virtual_keyboard_matrix::tests::block_key_states ... ok
[INFO] [stdout] test parser::tests::raw_token_failures ... ok
[INFO] [stdout] test virtual_keyboard_matrix::tests::key_state_change_conversion ... ok
[INFO] [stdout] test virtual_keyboard_matrix::tests::state_matrix_check_held_keys ... ok
[INFO] [stdout] test virtual_keyboard_matrix::tests::virtual_keyboard_matrix_held_keys ... ok
[INFO] [stdout] test layer::tests::layer_collection_event_count_callback ... ok
[INFO] [stdout] test parser::tests::parsed_key_tree_complex ... ok
[INFO] [stdout] test virtual_keyboard_matrix::tests::state_matrix_set ... ok
[INFO] [stdout] test layer::tests::layer_collection_get_set ... ok
[INFO] [stdout] test keys::tests::momentarily_enable_layer_key ... ok
[INFO] [stdout] test output_keyboard::tests::evdev_to_uinput_check_one ... ok
[INFO] [stdout] test keys::tests::space_cadet_hold ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrix_collector-5f75cfa26f8af729)
[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 (/opt/rustwide/target/debug/deps/spacecadet-4f37fa31f9b001a9)
[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 libspacecadet
[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] running `Command { std: "docker" "inspect" "488a5faede31fbb0f848f783b8fad5a016efae314c2b556dbb3e994726bfcf27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488a5faede31fbb0f848f783b8fad5a016efae314c2b556dbb3e994726bfcf27", kill_on_drop: false }`
[INFO] [stdout] 488a5faede31fbb0f848f783b8fad5a016efae314c2b556dbb3e994726bfcf27