Dec 19 07:16:45.989 INFO checking theSeafarer/arduino_hal against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 07:16:45.989 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/theSeafarer/arduino_hal:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:16:46.570 INFO [stdout] db153ba747058cf8554327f3ff65f01cb613354811b8383f978668758e3a2136
Dec 19 07:16:46.572 INFO running `"docker" "start" "-a" "db153ba747058cf8554327f3ff65f01cb613354811b8383f978668758e3a2136"`
Dec 19 07:16:48.802 INFO [stderr]     Checking void v1.0.2
Dec 19 07:16:48.809 INFO [stderr]     Checking nb v0.1.1
Dec 19 07:16:48.817 INFO [stderr]     Checking ux v0.1.2
Dec 19 07:16:49.409 INFO [stderr]     Checking embedded-hal v0.2.1
Dec 19 07:16:58.108 INFO [stderr]     Checking arduino_hal v0.1.0 (/opt/crater/workdir)
Dec 19 07:16:58.380 INFO [stderr] warning: unused import: `self::SerialError::*`
Dec 19 07:16:58.380 INFO [stderr]    --> src/serial.rs:190:13
Dec 19 07:16:58.380 INFO [stderr]     |
Dec 19 07:16:58.380 INFO [stderr] 190 |         use self::SerialError::*;
Dec 19 07:16:58.380 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^
Dec 19 07:16:58.380 INFO [stderr]     |
Dec 19 07:16:58.380 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 19 07:16:58.380 INFO [stderr] 
Dec 19 07:16:58.380 INFO [stderr] warning: unused import: `hal::spi`
Dec 19 07:16:58.380 INFO [stderr]  --> src/spi.rs:5:5
Dec 19 07:16:58.380 INFO [stderr]   |
Dec 19 07:16:58.380 INFO [stderr] 5 | use hal::spi;
Dec 19 07:16:58.380 INFO [stderr]   |     ^^^^^^^^
Dec 19 07:16:58.380 INFO [stderr] 
Dec 19 07:16:58.380 INFO [stderr] warning: unused import: `hal::blocking::spi as bspi`
Dec 19 07:16:58.380 INFO [stderr]  --> src/spi.rs:6:5
Dec 19 07:16:58.380 INFO [stderr]   |
Dec 19 07:16:58.380 INFO [stderr] 6 | use hal::blocking::spi as bspi;
Dec 19 07:16:58.380 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:16:58.380 INFO [stderr] 
Dec 19 07:16:58.380 INFO [stderr] warning: unused imports: `read_volatile`, `write_volatile`
Dec 19 07:16:58.381 INFO [stderr]  --> src/spi.rs:8:17
Dec 19 07:16:58.381 INFO [stderr]   |
Dec 19 07:16:58.381 INFO [stderr] 8 | use core::ptr::{read_volatile, write_volatile};
Dec 19 07:16:58.381 INFO [stderr]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
Dec 19 07:16:58.381 INFO [stderr] 
Dec 19 07:16:58.381 INFO [stderr] warning: unused import: `super::reg::*`
Dec 19 07:16:58.381 INFO [stderr]  --> src/spi.rs:9:5
Dec 19 07:16:58.381 INFO [stderr]   |
Dec 19 07:16:58.381 INFO [stderr] 9 | use super::reg::*;
Dec 19 07:16:58.381 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 07:16:58.381 INFO [stderr] 
Dec 19 07:16:58.432 INFO [stderr] warning: unused import: `self::SerialError::*`
Dec 19 07:16:58.432 INFO [stderr]    --> src/serial.rs:190:13
Dec 19 07:16:58.432 INFO [stderr]     |
Dec 19 07:16:58.432 INFO [stderr] 190 |         use self::SerialError::*;
Dec 19 07:16:58.432 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^
Dec 19 07:16:58.432 INFO [stderr]     |
Dec 19 07:16:58.432 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 19 07:16:58.432 INFO [stderr] 
Dec 19 07:16:58.432 INFO [stderr] warning: unused import: `hal::spi`
Dec 19 07:16:58.432 INFO [stderr]  --> src/spi.rs:5:5
Dec 19 07:16:58.432 INFO [stderr]   |
Dec 19 07:16:58.432 INFO [stderr] 5 | use hal::spi;
Dec 19 07:16:58.432 INFO [stderr]   |     ^^^^^^^^
Dec 19 07:16:58.432 INFO [stderr] 
Dec 19 07:16:58.432 INFO [stderr] warning: unused import: `hal::blocking::spi as bspi`
Dec 19 07:16:58.432 INFO [stderr]  --> src/spi.rs:6:5
Dec 19 07:16:58.432 INFO [stderr]   |
Dec 19 07:16:58.433 INFO [stderr] 6 | use hal::blocking::spi as bspi;
Dec 19 07:16:58.433 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:16:58.433 INFO [stderr] 
Dec 19 07:16:58.433 INFO [stderr] warning: unused imports: `read_volatile`, `write_volatile`
Dec 19 07:16:58.433 INFO [stderr]  --> src/spi.rs:8:17
Dec 19 07:16:58.433 INFO [stderr]   |
Dec 19 07:16:58.433 INFO [stderr] 8 | use core::ptr::{read_volatile, write_volatile};
Dec 19 07:16:58.433 INFO [stderr]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
Dec 19 07:16:58.433 INFO [stderr] 
Dec 19 07:16:58.433 INFO [stderr] warning: unused import: `super::reg::*`
Dec 19 07:16:58.433 INFO [stderr]  --> src/spi.rs:9:5
Dec 19 07:16:58.433 INFO [stderr]   |
Dec 19 07:16:58.433 INFO [stderr] 9 | use super::reg::*;
Dec 19 07:16:58.433 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 07:16:58.433 INFO [stderr] 
Dec 19 07:16:58.516 INFO [stderr] warning: private trait `serial::CharSizeFlag` in public interface (error E0445)
Dec 19 07:16:58.516 INFO [stderr]    --> src/serial.rs:112:1
Dec 19 07:16:58.516 INFO [stderr]     |
Dec 19 07:16:58.516 INFO [stderr] 112 | / impl<T> Serial<T> where
Dec 19 07:16:58.516 INFO [stderr] 113 | |   T: CharSizeFlag + Into<u8> {
Dec 19 07:16:58.516 INFO [stderr] 114 | |     #[inline]
Dec 19 07:16:58.516 INFO [stderr] 115 | |     pub fn new_with(ubrr: u16, parity: Parity, stop: StopBits) -> Self {
Dec 19 07:16:58.516 INFO [stderr] ...   |
Dec 19 07:16:58.516 INFO [stderr] 159 | |
Dec 19 07:16:58.516 INFO [stderr] 160 | | }
Dec 19 07:16:58.516 INFO [stderr]     | |_^
Dec 19 07:16:58.516 INFO [stderr]     |
Dec 19 07:16:58.516 INFO [stderr]     = note: #[warn(private_in_public)] on by default
Dec 19 07:16:58.516 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!
Dec 19 07:16:58.516 INFO [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 19 07:16:58.516 INFO [stderr] 
Dec 19 07:16:58.552 INFO [stderr] warning: field is never used: `written`
Dec 19 07:16:58.552 INFO [stderr]   --> src/serial.rs:73:3
Dec 19 07:16:58.552 INFO [stderr]    |
Dec 19 07:16:58.552 INFO [stderr] 73 |   written: bool,
Dec 19 07:16:58.552 INFO [stderr]    |   ^^^^^^^^^^^^^
Dec 19 07:16:58.552 INFO [stderr]    |
Dec 19 07:16:58.552 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 07:16:58.552 INFO [stderr] 
Dec 19 07:16:58.612 INFO [stderr] warning: private trait `serial::CharSizeFlag` in public interface (error E0445)
Dec 19 07:16:58.613 INFO [stderr]    --> src/serial.rs:112:1
Dec 19 07:16:58.613 INFO [stderr]     |
Dec 19 07:16:58.613 INFO [stderr] 112 | / impl<T> Serial<T> where
Dec 19 07:16:58.613 INFO [stderr] 113 | |   T: CharSizeFlag + Into<u8> {
Dec 19 07:16:58.613 INFO [stderr] 114 | |     #[inline]
Dec 19 07:16:58.613 INFO [stderr] 115 | |     pub fn new_with(ubrr: u16, parity: Parity, stop: StopBits) -> Self {
Dec 19 07:16:58.613 INFO [stderr] ...   |
Dec 19 07:16:58.613 INFO [stderr] 159 | |
Dec 19 07:16:58.613 INFO [stderr] 160 | | }
Dec 19 07:16:58.613 INFO [stderr]     | |_^
Dec 19 07:16:58.613 INFO [stderr]     |
Dec 19 07:16:58.613 INFO [stderr]     = note: #[warn(private_in_public)] on by default
Dec 19 07:16:58.613 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!
Dec 19 07:16:58.613 INFO [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 19 07:16:58.613 INFO [stderr] 
Dec 19 07:16:58.692 INFO [stderr] warning: field is never used: `written`
Dec 19 07:16:58.692 INFO [stderr]   --> src/serial.rs:73:3
Dec 19 07:16:58.692 INFO [stderr]    |
Dec 19 07:16:58.692 INFO [stderr] 73 |   written: bool,
Dec 19 07:16:58.692 INFO [stderr]    |   ^^^^^^^^^^^^^
Dec 19 07:16:58.692 INFO [stderr]    |
Dec 19 07:16:58.692 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 07:16:58.692 INFO [stderr] 
Dec 19 07:16:58.776 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.04s
Dec 19 07:16:59.638 INFO running `"docker" "inspect" "db153ba747058cf8554327f3ff65f01cb613354811b8383f978668758e3a2136"`
Dec 19 07:16:59.970 INFO running `"docker" "rm" "-f" "db153ba747058cf8554327f3ff65f01cb613354811b8383f978668758e3a2136"`
Dec 19 07:17:00.356 INFO [stdout] db153ba747058cf8554327f3ff65f01cb613354811b8383f978668758e3a2136