[INFO] fetching crate jrk-g2 2.3.0...
[INFO] checking jrk-g2-2.3.0 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate jrk-g2 2.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate jrk-g2 2.3.0 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jrk-g2 2.3.0
[INFO] finished tweaking crates.io crate jrk-g2 2.3.0
[INFO] tweaked toml for crates.io crate jrk-g2 2.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate jrk-g2 2.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ef2b6ef158d143e76e0cdc5542aa4b349322f6144720e6fb7f14eacc8ff4957
[INFO] running `Command { std: "docker" "start" "-a" "3ef2b6ef158d143e76e0cdc5542aa4b349322f6144720e6fb7f14eacc8ff4957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef2b6ef158d143e76e0cdc5542aa4b349322f6144720e6fb7f14eacc8ff4957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef2b6ef158d143e76e0cdc5542aa4b349322f6144720e6fb7f14eacc8ff4957", kill_on_drop: false }`
[INFO] [stdout] 3ef2b6ef158d143e76e0cdc5542aa4b349322f6144720e6fb7f14eacc8ff4957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf7f847ac833beabe14c9ed7cda405999d6172821435ec8c41a25849a56d337f
[INFO] running `Command { std: "docker" "start" "-a" "cf7f847ac833beabe14c9ed7cda405999d6172821435ec8c41a25849a56d337f", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking jrk-g2 v2.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: (none)
[INFO] [stdout]   --> src/jrk.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[cfg(feature)]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `postcard`, `rpi`, `serde`, `stm32`, and `ufmt`
[INFO] [stdout]    = help: consider defining some features in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: (none)
[INFO] [stdout]   --> src/jrk.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 |     #[cfg(feature)]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `postcard`, `rpi`, `serde`, `stm32`, and `ufmt`
[INFO] [stdout]    = help: consider defining some features in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: (none)
[INFO] [stdout]   --> src/jrk.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[cfg(feature)]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `postcard`, `rpi`, `serde`, `stm32`, and `ufmt`
[INFO] [stdout]    = help: consider defining some features in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: (none)
[INFO] [stdout]   --> src/jrk.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 |     #[cfg(feature)]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `postcard`, `rpi`, `serde`, `stm32`, and `ufmt`
[INFO] [stdout]    = help: consider defining some features in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout]   --> examples/stm32-i2c.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f1xx_hal::{i2c, pac, prelude::*, serial, timer::Timer};
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `linux_embedded_hal`
[INFO] [stdout]  --> examples/rpi-i2c.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use linux_embedded_hal::I2cdev;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_embedded_hal`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 1 | use embedded_hal::I2cdev;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cortex_m_rt`
[INFO] [stdout]   --> examples/stm32-i2c.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use cortex_m_rt::entry;
[INFO] [stdout]    |     ^^^^^^^^^^^ use of undeclared crate or module `cortex_m_rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `panic_halt`
[INFO] [stdout]   --> examples/stm32-i2c.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use panic_halt as _;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ no external crate `panic_halt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `stm32f1xx_hal`
[INFO] [stdout]   --> examples/stm32-i2c.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f1xx_hal::{i2c, pac, prelude::*, serial, timer::Timer};
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `cortex_m`
[INFO] [stdout]   --> examples/stm32-i2c.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let cp = cortex_m::Peripherals::take().unwrap();
[INFO] [stdout]    |              ^^^^^^^^ use of undeclared crate or module `cortex_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `linux_embedded_hal`
[INFO] [stdout]  --> examples/rpi-serial.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use linux_embedded_hal::Serial;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_embedded_hal`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 1 | use embedded_hal::Serial;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout]   --> examples/stm32-serial.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f1xx_hal::{i2c, pac, prelude::*, serial, timer::Timer};
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `linux_embedded_hal`
[INFO] [stdout]  --> examples/rpi-i2c.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn main() -> Result<(), linux_embedded_hal::i2cdev::linux::LinuxI2CError> {
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_embedded_hal`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn main() -> Result<(), embedded_hal::i2cdev::linux::LinuxI2CError> {
[INFO] [stdout]   |                         ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cortex_m_rt`
[INFO] [stdout]   --> examples/stm32-serial.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use cortex_m_rt::entry;
[INFO] [stdout]    |     ^^^^^^^^^^^ use of undeclared crate or module `cortex_m_rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `panic_halt`
[INFO] [stdout]   --> examples/stm32-serial.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use panic_halt as _;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ no external crate `panic_halt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `stm32f1xx_hal`
[INFO] [stdout]   --> examples/stm32-serial.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f1xx_hal::{i2c, pac, prelude::*, serial, timer::Timer};
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `cortex_m`
[INFO] [stdout]   --> examples/stm32-serial.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let cp = cortex_m::Peripherals::take().unwrap();
[INFO] [stdout]    |              ^^^^^^^^ use of undeclared crate or module `cortex_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JrkG2`
[INFO] [stdout]  --> examples/rpi-i2c.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use jrk_g2::{I2c as Jrk, JrkG2};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jrk-g2` (example "rpi-i2c") due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `linux_embedded_hal`
[INFO] [stdout]  --> examples/rpi-serial.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn main() -> Result<(), linux_embedded_hal::serial_core::Error> {
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_embedded_hal`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn main() -> Result<(), embedded_hal::serial_core::Error> {
[INFO] [stdout]   |                         ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `hz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-i2c.rs:32:70
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut timer = Timer::syst(cp.SYST, &clocks).start_count_down(1.hz());
[INFO] [stdout]    |                                                                      ^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bps` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-i2c.rs:45:52
[INFO] [stdout]    |
[INFO] [stdout] 45 |         serial::Config::default().baudrate(115_200.bps()),
[INFO] [stdout]    |                                                    ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `hz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-i2c.rs:63:32
[INFO] [stdout]    |
[INFO] [stdout] 63 |             frequency: 400_000.hz(),
[INFO] [stdout]    |                                ^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bps` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-i2c.rs:78:50
[INFO] [stdout]    |
[INFO] [stdout] 78 |         serial::Config::default().baudrate(9_600.bps()),
[INFO] [stdout]    |                                                  ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]   --> examples/stm32-i2c.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::fmt::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JrkG2`
[INFO] [stdout]   --> examples/stm32-i2c.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 | use jrk_g2::{BlockingI2c as Jrk, JrkG2};
[INFO] [stdout]    |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JrkG2`
[INFO] [stdout]  --> examples/rpi-serial.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use jrk_g2::{JrkG2, Serial as Jrk};
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `hz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-serial.rs:32:70
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut timer = Timer::syst(cp.SYST, &clocks).start_count_down(1.hz());
[INFO] [stdout]    |                                                                      ^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jrk-g2` (example "stm32-i2c") due to 12 previous errors; 2 warnings emitted
[INFO] [stdout] error[E0599]: no method named `bps` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-serial.rs:45:52
[INFO] [stdout]    |
[INFO] [stdout] 45 |         serial::Config::default().baudrate(115_200.bps()),
[INFO] [stdout]    |                                                    ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jrk-g2` (example "rpi-serial") due to 3 previous errors; 1 warning emitted
[INFO] [stdout] error[E0599]: no method named `hz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-serial.rs:63:32
[INFO] [stdout]    |
[INFO] [stdout] 63 |             frequency: 400_000.hz(),
[INFO] [stdout]    |                                ^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bps` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-serial.rs:78:50
[INFO] [stdout]    |
[INFO] [stdout] 78 |         serial::Config::default().baudrate(9_600.bps()),
[INFO] [stdout]    |                                                  ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]   --> examples/stm32-serial.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::fmt::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JrkG2`
[INFO] [stdout]   --> examples/stm32-serial.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 | use jrk_g2::{JrkG2, Serial as Jrk};
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jrk-g2` (example "stm32-serial") due to 12 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cf7f847ac833beabe14c9ed7cda405999d6172821435ec8c41a25849a56d337f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7f847ac833beabe14c9ed7cda405999d6172821435ec8c41a25849a56d337f", kill_on_drop: false }`
[INFO] [stdout] cf7f847ac833beabe14c9ed7cda405999d6172821435ec8c41a25849a56d337f
