[INFO] updating cached repository https://github.com/theSeafarer/arduino_hal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36fdeaa5b033a5431480453ce8b4ef836c1cbb34
[INFO] testing theSeafarer/arduino_hal against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheSeafarer%2Farduino_hal" "/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/theSeafarer/arduino_hal on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/theSeafarer/arduino_hal
[INFO] finished tweaking git repo https://github.com/theSeafarer/arduino_hal
[INFO] tweaked toml for git repo https://github.com/theSeafarer/arduino_hal written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/theSeafarer/arduino_hal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", 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] b754f6c183e48acc99515f66a263aa60c3eee30981129db069f0daa87d19db75
[INFO] running `Command { std: "docker" "start" "-a" "b754f6c183e48acc99515f66a263aa60c3eee30981129db069f0daa87d19db75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b754f6c183e48acc99515f66a263aa60c3eee30981129db069f0daa87d19db75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b754f6c183e48acc99515f66a263aa60c3eee30981129db069f0daa87d19db75", kill_on_drop: false }`
[INFO] [stdout] b754f6c183e48acc99515f66a263aa60c3eee30981129db069f0daa87d19db75
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] da6d5ca534bed45b7bacd387c6483296d076a0f6adfd1fc4a3230a1778c8707c
[INFO] running `Command { std: "docker" "start" "-a" "da6d5ca534bed45b7bacd387c6483296d076a0f6adfd1fc4a3230a1778c8707c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v0.1.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ux v0.1.2
[INFO] [stderr]    Compiling embedded-hal v0.2.1
[INFO] [stderr]    Compiling arduino_hal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::SerialError::*`
[INFO] [stdout]    --> src/serial.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         use self::SerialError::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hal::spi`
[INFO] [stdout]  --> src/spi.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hal::spi;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hal::blocking::spi as bspi`
[INFO] [stdout]  --> src/spi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hal::blocking::spi as bspi;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `read_volatile`, `write_volatile`
[INFO] [stdout]  --> src/spi.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::ptr::{read_volatile, write_volatile};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::reg::*`
[INFO] [stdout]  --> src/spi.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::reg::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private trait `serial::CharSizeFlag` in public interface (error E0445)
[INFO] [stdout]    --> src/serial.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | / impl<T> Serial<T> where
[INFO] [stdout] 113 | |   T: CharSizeFlag + Into<u8> {
[INFO] [stdout] 114 | |     #[inline]
[INFO] [stdout] 115 | |     pub fn new_with(ubrr: u16, parity: Parity, stop: StopBits) -> Self {
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |
[INFO] [stdout] 160 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(private_in_public)]` 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 #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `written`
[INFO] [stdout]   --> src/serial.rs:73:3
[INFO] [stdout]    |
[INFO] [stdout] 73 |   written: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.41s
[INFO] running `Command { std: "docker" "inspect" "da6d5ca534bed45b7bacd387c6483296d076a0f6adfd1fc4a3230a1778c8707c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6d5ca534bed45b7bacd387c6483296d076a0f6adfd1fc4a3230a1778c8707c", kill_on_drop: false }`
[INFO] [stdout] da6d5ca534bed45b7bacd387c6483296d076a0f6adfd1fc4a3230a1778c8707c
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81cb9d5b3692c6fda9b5530c5893e937ef7171ac471d3e0a7c586938ed099698
[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" "81cb9d5b3692c6fda9b5530c5893e937ef7171ac471d3e0a7c586938ed099698", kill_on_drop: false }`
[INFO] [stderr]    Compiling arduino_hal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::SerialError::*`
[INFO] [stdout]    --> src/serial.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         use self::SerialError::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hal::spi`
[INFO] [stdout]  --> src/spi.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hal::spi;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hal::blocking::spi as bspi`
[INFO] [stdout]  --> src/spi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hal::blocking::spi as bspi;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `read_volatile`, `write_volatile`
[INFO] [stdout]  --> src/spi.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::ptr::{read_volatile, write_volatile};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::reg::*`
[INFO] [stdout]  --> src/spi.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::reg::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private trait `serial::CharSizeFlag` in public interface (error E0445)
[INFO] [stdout]    --> src/serial.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | / impl<T> Serial<T> where
[INFO] [stdout] 113 | |   T: CharSizeFlag + Into<u8> {
[INFO] [stdout] 114 | |     #[inline]
[INFO] [stdout] 115 | |     pub fn new_with(ubrr: u16, parity: Parity, stop: StopBits) -> Self {
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |
[INFO] [stdout] 160 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(private_in_public)]` 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 #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `written`
[INFO] [stdout]   --> src/serial.rs:73:3
[INFO] [stdout]    |
[INFO] [stdout] 73 |   written: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::SerialError::*`
[INFO] [stdout]    --> src/serial.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         use self::SerialError::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hal::spi`
[INFO] [stdout]  --> src/spi.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hal::spi;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hal::blocking::spi as bspi`
[INFO] [stdout]  --> src/spi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hal::blocking::spi as bspi;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `read_volatile`, `write_volatile`
[INFO] [stdout]  --> src/spi.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::ptr::{read_volatile, write_volatile};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::reg::*`
[INFO] [stdout]  --> src/spi.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::reg::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private trait `serial::CharSizeFlag` in public interface (error E0445)
[INFO] [stdout]    --> src/serial.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | / impl<T> Serial<T> where
[INFO] [stdout] 113 | |   T: CharSizeFlag + Into<u8> {
[INFO] [stdout] 114 | |     #[inline]
[INFO] [stdout] 115 | |     pub fn new_with(ubrr: u16, parity: Parity, stop: StopBits) -> Self {
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |
[INFO] [stdout] 160 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(private_in_public)]` 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 #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `written`
[INFO] [stdout]   --> src/serial.rs:73:3
[INFO] [stdout]    |
[INFO] [stdout] 73 |   written: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "81cb9d5b3692c6fda9b5530c5893e937ef7171ac471d3e0a7c586938ed099698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81cb9d5b3692c6fda9b5530c5893e937ef7171ac471d3e0a7c586938ed099698", kill_on_drop: false }`
[INFO] [stdout] 81cb9d5b3692c6fda9b5530c5893e937ef7171ac471d3e0a7c586938ed099698
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82ae989db93a945afa2edd4936368453e55c25c28c87b9a950fe34921e212787
[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" "82ae989db93a945afa2edd4936368453e55c25c28c87b9a950fe34921e212787", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self::SerialError::*`
[INFO] [stderr]    --> src/serial.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |         use self::SerialError::*;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hal::spi`
[INFO] [stderr]  --> src/spi.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use hal::spi;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hal::blocking::spi as bspi`
[INFO] [stderr]  --> src/spi.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use hal::blocking::spi as bspi;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `read_volatile`, `write_volatile`
[INFO] [stderr]  --> src/spi.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 | use core::ptr::{read_volatile, write_volatile};
[INFO] [stderr]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::reg::*`
[INFO] [stderr]  --> src/spi.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use super::reg::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: private trait `serial::CharSizeFlag` in public interface (error E0445)
[INFO] [stderr]    --> src/serial.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | / impl<T> Serial<T> where
[INFO] [stderr] 113 | |   T: CharSizeFlag + Into<u8> {
[INFO] [stderr] 114 | |     #[inline]
[INFO] [stderr] 115 | |     pub fn new_with(ubrr: u16, parity: Parity, stop: StopBits) -> Self {
[INFO] [stderr] ...   |
[INFO] [stderr] 159 | |
[INFO] [stderr] 160 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(private_in_public)]` 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 #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `written`
[INFO] [stderr]   --> src/serial.rs:73:3
[INFO] [stderr]    |
[INFO] [stderr] 73 |   written: bool,
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::SerialError::*`
[INFO] [stderr]    --> src/serial.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |         use self::SerialError::*;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hal::spi`
[INFO] [stderr]  --> src/spi.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use hal::spi;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hal::blocking::spi as bspi`
[INFO] [stderr]  --> src/spi.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use hal::blocking::spi as bspi;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `read_volatile`, `write_volatile`
[INFO] [stderr]  --> src/spi.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 | use core::ptr::{read_volatile, write_volatile};
[INFO] [stderr]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::reg::*`
[INFO] [stderr]  --> src/spi.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use super::reg::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: private trait `serial::CharSizeFlag` in public interface (error E0445)
[INFO] [stderr]    --> src/serial.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | / impl<T> Serial<T> where
[INFO] [stderr] 113 | |   T: CharSizeFlag + Into<u8> {
[INFO] [stderr] 114 | |     #[inline]
[INFO] [stderr] 115 | |     pub fn new_with(ubrr: u16, parity: Parity, stop: StopBits) -> Self {
[INFO] [stderr] ...   |
[INFO] [stderr] 159 | |
[INFO] [stderr] 160 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(private_in_public)]` 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 #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `written`
[INFO] [stderr]   --> src/serial.rs:73:3
[INFO] [stderr]    |
[INFO] [stderr] 73 |   written: bool,
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arduino_hal-d89d318763608336
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arduino_hal
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82ae989db93a945afa2edd4936368453e55c25c28c87b9a950fe34921e212787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ae989db93a945afa2edd4936368453e55c25c28c87b9a950fe34921e212787", kill_on_drop: false }`
[INFO] [stdout] 82ae989db93a945afa2edd4936368453e55c25c28c87b9a950fe34921e212787