[INFO] fetching crate keypad 0.1.4...
[INFO] testing keypad-0.1.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate keypad 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate keypad 0.1.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keypad 0.1.4
[INFO] finished tweaking crates.io crate keypad 0.1.4
[INFO] tweaked toml for crates.io crate keypad 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e07f02cc105fd1d518a388f8bce6123a511c44dd6ac5c78e8dcce1e6c6c03958
[INFO] running `Command { std: "docker" "start" "-a" "e07f02cc105fd1d518a388f8bce6123a511c44dd6ac5c78e8dcce1e6c6c03958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e07f02cc105fd1d518a388f8bce6123a511c44dd6ac5c78e8dcce1e6c6c03958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07f02cc105fd1d518a388f8bce6123a511c44dd6ac5c78e8dcce1e6c6c03958", kill_on_drop: false }`
[INFO] [stdout] e07f02cc105fd1d518a388f8bce6123a511c44dd6ac5c78e8dcce1e6c6c03958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c076938109354a45bc56f09365ca805c7fccb55869321fa2183032f2618f839
[INFO] running `Command { std: "docker" "start" "-a" "1c076938109354a45bc56f09365ca805c7fccb55869321fa2183032f2618f839", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling keypad v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:148:29
[INFO] [stdout]     |
[INFO] [stdout] 148 | use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:148:39
[INFO] [stdout]     |
[INFO] [stdout] 148 | use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:169:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |     row: &'a InputPin,
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:170:22
[INFO] [stdout]     |
[INFO] [stdout] 170 |     col: &'a RefCell<OutputPin>,
[INFO] [stdout]     |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:180:10
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl<'a> InputPin for KeypadInput<'a> {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:175:52
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:64:41
[INFO] [stdout]     |
[INFO] [stdout] 64  |               use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:64:51
[INFO] [stdout]     |
[INFO] [stdout] 64  |               use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                                     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |                   impl OutputPin for $Pin<Output<PushPull>> {
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:166:22
[INFO] [stdout]     |
[INFO] [stdout] 166 |                   impl OutputPin for $Pin<Output<OpenDrain>> {
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:177:28
[INFO] [stdout]     |
[INFO] [stdout] 177 |                   impl<MODE> InputPin for $Pin<Input<MODE>> {
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:169:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |     row: &'a InputPin,
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 169 -     row: &'a InputPin,
[INFO] [stdout] 169 +     row: &'a dyn InputPin,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:170:22
[INFO] [stdout]     |
[INFO] [stdout] 170 |     col: &'a RefCell<OutputPin>,
[INFO] [stdout]     |                      ^^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 170 -     col: &'a RefCell<OutputPin>,
[INFO] [stdout] 170 +     col: &'a RefCell<dyn OutputPin>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                         ^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout] 175 +     pub fn new(row: &'a dyn InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:175:52
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                                                    ^^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout] 175 +     pub fn new(row: &'a InputPin, col: &'a RefCell<dyn OutputPin>) -> Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:183:15
[INFO] [stdout]     |
[INFO] [stdout] 183 |         !self.is_low()
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:188:31
[INFO] [stdout]     |
[INFO] [stdout] 188 |         self.col.borrow_mut().set_low();
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:189:28
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let out = self.row.is_low();
[INFO] [stdout]     |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:190:31
[INFO] [stdout]     |
[INFO] [stdout] 190 |         self.col.borrow_mut().set_high();
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:180:31
[INFO] [stdout]     |
[INFO] [stdout] 180 |                           !self.is_low()
[INFO] [stdout]     |                                 ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "1c076938109354a45bc56f09365ca805c7fccb55869321fa2183032f2618f839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c076938109354a45bc56f09365ca805c7fccb55869321fa2183032f2618f839", kill_on_drop: false }`
[INFO] [stdout] 1c076938109354a45bc56f09365ca805c7fccb55869321fa2183032f2618f839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6016e98bf6c38f0d047cf1f876da9c97f8fa635a87a4c420a0e040c4f2b52a47
[INFO] running `Command { std: "docker" "start" "-a" "6016e98bf6c38f0d047cf1f876da9c97f8fa635a87a4c420a0e040c4f2b52a47", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:148:29
[INFO] [stdout]     |
[INFO] [stdout] 148 | use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:148:39
[INFO] [stdout]     |
[INFO] [stdout] 148 | use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:169:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |     row: &'a InputPin,
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:170:22
[INFO] [stdout]     |
[INFO] [stdout] 170 |     col: &'a RefCell<OutputPin>,
[INFO] [stdout]     |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:180:10
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl<'a> InputPin for KeypadInput<'a> {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:175:52
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:64:41
[INFO] [stdout]     |
[INFO] [stdout] 64  |               use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:64:51
[INFO] [stdout]     |
[INFO] [stdout] 64  |               use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                                     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |                   impl OutputPin for $Pin<Output<PushPull>> {
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:166:22
[INFO] [stdout]     |
[INFO] [stdout] 166 |                   impl OutputPin for $Pin<Output<OpenDrain>> {
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:177:28
[INFO] [stdout]     |
[INFO] [stdout] 177 |                   impl<MODE> InputPin for $Pin<Input<MODE>> {
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:169:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |     row: &'a InputPin,
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 169 -     row: &'a InputPin,
[INFO] [stdout] 169 +     row: &'a dyn InputPin,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:170:22
[INFO] [stdout]     |
[INFO] [stdout] 170 |     col: &'a RefCell<OutputPin>,
[INFO] [stdout]     |                      ^^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 170 -     col: &'a RefCell<OutputPin>,
[INFO] [stdout] 170 +     col: &'a RefCell<dyn OutputPin>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                         ^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout] 175 +     pub fn new(row: &'a dyn InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:175:52
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                                                    ^^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout] 175 +     pub fn new(row: &'a InputPin, col: &'a RefCell<dyn OutputPin>) -> Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:183:15
[INFO] [stdout]     |
[INFO] [stdout] 183 |         !self.is_low()
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:188:31
[INFO] [stdout]     |
[INFO] [stdout] 188 |         self.col.borrow_mut().set_low();
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:189:28
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let out = self.row.is_low();
[INFO] [stdout]     |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:190:31
[INFO] [stdout]     |
[INFO] [stdout] 190 |         self.col.borrow_mut().set_high();
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling keypad v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:180:31
[INFO] [stdout]     |
[INFO] [stdout] 180 |                           !self.is_low()
[INFO] [stdout]     |                                 ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/basic.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(nll)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:148:29
[INFO] [stdout]     |
[INFO] [stdout] 148 | use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `keypad::embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> examples/basic.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 | use keypad::embedded_hal::digital::InputPin;
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:148:39
[INFO] [stdout]     |
[INFO] [stdout] 148 | use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:169:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |     row: &'a InputPin,
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:170:22
[INFO] [stdout]     |
[INFO] [stdout] 170 |     col: &'a RefCell<OutputPin>,
[INFO] [stdout]     |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:180:10
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl<'a> InputPin for KeypadInput<'a> {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:175:52
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `keypad::embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> examples/basic.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / keypad_struct!{
[INFO] [stdout] 20 | |     pub struct ExampleKeypad {
[INFO] [stdout] 21 | |         rows: (
[INFO] [stdout] 22 | |             mock_hal::gpioa::PA0<Input<PullUp>>,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `keypad_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:64:41
[INFO] [stdout]     |
[INFO] [stdout] 64  |               use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `keypad::embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> examples/basic.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / keypad_struct!{
[INFO] [stdout] 20 | |     pub struct ExampleKeypad {
[INFO] [stdout] 21 | |         rows: (
[INFO] [stdout] 22 | |             mock_hal::gpioa::PA0<Input<PullUp>>,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `keypad_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:64:51
[INFO] [stdout]     |
[INFO] [stdout] 64  |               use embedded_hal::digital::{InputPin, OutputPin};
[INFO] [stdout]     |                                                     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> examples/basic.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / keypad_struct!{
[INFO] [stdout] 20 | |     pub struct ExampleKeypad {
[INFO] [stdout] 21 | |         rows: (
[INFO] [stdout] 22 | |             mock_hal::gpioa::PA0<Input<PullUp>>,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `keypad_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |                   impl OutputPin for $Pin<Output<PushPull>> {
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:166:22
[INFO] [stdout]     |
[INFO] [stdout] 166 |                   impl OutputPin for $Pin<Output<OpenDrain>> {
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `keypad` due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:177:28
[INFO] [stdout]     |
[INFO] [stdout] 177 |                   impl<MODE> InputPin for $Pin<Input<MODE>> {
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:169:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |     row: &'a InputPin,
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 169 -     row: &'a InputPin,
[INFO] [stdout] 169 +     row: &'a dyn InputPin,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:170:22
[INFO] [stdout]     |
[INFO] [stdout] 170 |     col: &'a RefCell<OutputPin>,
[INFO] [stdout]     |                      ^^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 170 -     col: &'a RefCell<OutputPin>,
[INFO] [stdout] 170 +     col: &'a RefCell<dyn OutputPin>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                         ^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout] 175 +     pub fn new(row: &'a dyn InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:175:52
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout]     |                                                    ^^^^^^^^^
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn new(row: &'a InputPin, col: &'a RefCell<OutputPin>) -> Self {
[INFO] [stdout] 175 +     pub fn new(row: &'a InputPin, col: &'a RefCell<dyn OutputPin>) -> Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `keypad::embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> examples/basic.rs:64:54
[INFO] [stdout]    |
[INFO] [stdout] 64 |     println!("Is first key pressed? {}\n", first_key.is_low());
[INFO] [stdout]    |                                                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `keypad::embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> examples/basic.rs:72:37
[INFO] [stdout]    |
[INFO] [stdout] 72 |             let is_pressed = if key.is_low() { 1 } else { 0 };
[INFO] [stdout]    |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:183:15
[INFO] [stdout]     |
[INFO] [stdout] 183 |         !self.is_low()
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:188:31
[INFO] [stdout]     |
[INFO] [stdout] 188 |         self.col.borrow_mut().set_low();
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:189:28
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let out = self.row.is_low();
[INFO] [stdout]     |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/lib.rs:190:31
[INFO] [stdout]     |
[INFO] [stdout] 190 |         self.col.borrow_mut().set_high();
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `embedded_hal::digital::InputPin::is_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]    --> src/mock_hal.rs:180:31
[INFO] [stdout]     |
[INFO] [stdout] 180 |                           !self.is_low()
[INFO] [stdout]     |                                 ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | / gpio!( GPIOA, gpioa, [
[INFO] [stdout] 203 | |     (PA0, pa0, Input<Floating>),
[INFO] [stdout] 204 | |     (PA1, pa1, Input<Floating>),
[INFO] [stdout] 205 | |     (PA2, pa2, Input<Floating>),
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |     (PA15, pa15, Input<Floating>),
[INFO] [stdout] 219 | | ]);
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gpio` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6016e98bf6c38f0d047cf1f876da9c97f8fa635a87a4c420a0e040c4f2b52a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6016e98bf6c38f0d047cf1f876da9c97f8fa635a87a4c420a0e040c4f2b52a47", kill_on_drop: false }`
[INFO] [stdout] 6016e98bf6c38f0d047cf1f876da9c97f8fa635a87a4c420a0e040c4f2b52a47