[INFO] fetching crate is31fl3728-rs 1.1.0...
[INFO] testing is31fl3728-rs-1.1.0 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate is31fl3728-rs 1.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate is31fl3728-rs 1.1.0
[INFO] finished tweaking crates.io crate is31fl3728-rs 1.1.0
[INFO] tweaked toml for crates.io crate is31fl3728-rs 1.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate is31fl3728-rs 1.1.0 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90dc1cf996d62c953e148a6105ccc806d2448da6438aa53faa3949db3f1a3d9e
[INFO] running `Command { std: "docker" "start" "-a" "90dc1cf996d62c953e148a6105ccc806d2448da6438aa53faa3949db3f1a3d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90dc1cf996d62c953e148a6105ccc806d2448da6438aa53faa3949db3f1a3d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90dc1cf996d62c953e148a6105ccc806d2448da6438aa53faa3949db3f1a3d9e", kill_on_drop: false }`
[INFO] [stdout] 90dc1cf996d62c953e148a6105ccc806d2448da6438aa53faa3949db3f1a3d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 3277f1726b9d7fbb6413cde9ea6355e0c598083258c040f77efb73a205355415
[INFO] running `Command { std: "docker" "start" "-a" "3277f1726b9d7fbb6413cde9ea6355e0c598083258c040f77efb73a205355415", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling is31fl3728-rs v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/lib.rs:190:21
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn debug(&self, msg: &str, data: u8) {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/lib.rs:190:32
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn debug(&self, msg: &str, data: u8) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "3277f1726b9d7fbb6413cde9ea6355e0c598083258c040f77efb73a205355415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3277f1726b9d7fbb6413cde9ea6355e0c598083258c040f77efb73a205355415", kill_on_drop: false }`
[INFO] [stdout] 3277f1726b9d7fbb6413cde9ea6355e0c598083258c040f77efb73a205355415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 4ef9696e431d1725fb9b58ec15c43f34ad660642ee5f6ae66b9da6a5541bdaf6
[INFO] running `Command { std: "docker" "start" "-a" "4ef9696e431d1725fb9b58ec15c43f34ad660642ee5f6ae66b9da6a5541bdaf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling is31fl3728-rs v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/lib.rs:190:21
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn debug(&self, msg: &str, data: u8) {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/lib.rs:190:32
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn debug(&self, msg: &str, data: u8) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/lib.rs:190:21
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn debug(&self, msg: &str, data: u8) {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/lib.rs:190:32
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn debug(&self, msg: &str, data: u8) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "4ef9696e431d1725fb9b58ec15c43f34ad660642ee5f6ae66b9da6a5541bdaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef9696e431d1725fb9b58ec15c43f34ad660642ee5f6ae66b9da6a5541bdaf6", kill_on_drop: false }`
[INFO] [stdout] 4ef9696e431d1725fb9b58ec15c43f34ad660642ee5f6ae66b9da6a5541bdaf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 07918814fd401c5b37143a0c5ada3d6f35ead6f693470a9c0c88e855e5591741
[INFO] running `Command { std: "docker" "start" "-a" "07918814fd401c5b37143a0c5ada3d6f35ead6f693470a9c0c88e855e5591741", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]    --> src/lib.rs:190:21
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn debug(&self, msg: &str, data: u8) {
[INFO] [stderr]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/lib.rs:190:32
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn debug(&self, msg: &str, data: u8) {
[INFO] [stderr]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: `is31fl3728-rs` (lib) generated 2 warnings (run `cargo fix --lib -p is31fl3728-rs` to apply 2 suggestions)
[INFO] [stderr] warning: `is31fl3728-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/is31fl3728-rs/729d92c13a13ba3c/deps/is31fl3728_rs-729d92c13a13ba3c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests is31fl3728_rs
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 44) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 66) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 44) stdout ----
[INFO] [stdout] error: expected expression, found `let` statement
[INFO] [stdout]   --> src/lib.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | let matrix_addr: u8 = 0x60;
[INFO] [stdout]    | ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: only supported directly in conditions of `if` and `while` expressions
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `@` or `|`, found `:`
[INFO] [stdout]   --> src/lib.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 | let matrix_addr: u8 = 0x60;
[INFO] [stdout]    |                ^ -- specifying the type of a pattern isn't supported
[INFO] [stdout]    |                |
[INFO] [stdout]    |                expected one of `@` or `|`
[INFO] [stdout]    |
[INFO] [stdout] help: maybe write a path separator here
[INFO] [stdout]    |
[INFO] [stdout] 46 | let matrix_addr::u8 = 0x60;
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IS31FL3728`
[INFO] [stdout]   --> src/lib.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 | let mut led_matrix = IS31FL3728::new(i2c, matrix_addr, MatrixDimensions::M8x8, false).unwrap();
[INFO] [stdout]    |                      ^^^^^^^^^^ use of undeclared type `IS31FL3728`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 44 + use is31fl3728_rs::IS31FL3728;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `matrix_addr` in this scope
[INFO] [stdout]   --> src/lib.rs:47:43
[INFO] [stdout]    |
[INFO] [stdout] 47 | let mut led_matrix = IS31FL3728::new(i2c, matrix_addr, MatrixDimensions::M8x8, false).unwrap();
[INFO] [stdout]    |                                           ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MatrixDimensions`
[INFO] [stdout]   --> src/lib.rs:47:56
[INFO] [stdout]    |
[INFO] [stdout] 47 | let mut led_matrix = IS31FL3728::new(i2c, matrix_addr, MatrixDimensions::M8x8, false).unwrap();
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^ use of undeclared type `MatrixDimensions`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 44 + use is31fl3728_rs::MatrixDimensions;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 66) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stm32f4xx_hal`
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 | use stm32f4xx_hal::{self as hal, gpio::GpioExt, i2c::I2c, pac, prelude::*};
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `stm32f4xx_hal`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `stm32f4xx_hal`, use `cargo add stm32f4xx_hal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `is31fl3728_led_matrix`
[INFO] [stdout]   --> src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | use is31fl3728_led_matrix::{LightingIntensity, MatrixDimensions, DEFAULT_LIGHTING_INTENSITY, IS31FL3728};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `is31fl3728_led_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `is31fl3728_led_matrix`, use `cargo add is31fl3728_led_matrix` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `panic_halt`
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 | use panic_halt as _;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ no external crate `panic_halt`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rtt_target`
[INFO] [stdout]   --> src/lib.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | use rtt_target::rtt_init_print;
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `rtt_target`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `rtt_target`, use `cargo add rtt_target` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cortex_m_rt`
[INFO] [stdout]   --> src/lib.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | use cortex_m_rt::entry;
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cortex_m_rt`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `cortex_m_rt`, use `cargo add cortex_m_rt` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `stm32f4xx_hal`, `stm32f4xx_hal`
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 | use stm32f4xx_hal::{self as hal, gpio::GpioExt, i2c::I2c, pac, prelude::*};
[INFO] [stdout]    |     ^^^^^^^^^^^^^   ^^^^^^^^^^^ no external crate `stm32f4xx_hal`
[INFO] [stdout]    |     |
[INFO] [stdout]    |     use of unresolved module or unlinked crate `stm32f4xx_hal`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `stm32f4xx_hal`, use `cargo add stm32f4xx_hal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[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] error[E0599]: no method named `MHz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> src/lib.rs:92:37
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let clocks = rcc.cfgr.use_hse(8.MHz()).sysclk(84.MHz()).freeze();
[INFO] [stdout]    |                                     ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `MHz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> src/lib.rs:92:54
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let clocks = rcc.cfgr.use_hse(8.MHz()).sysclk(84.MHz()).freeze();
[INFO] [stdout]    |                                                      ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `kHz` found for type `{integer}` in the current scope
[INFO] [stdout]    --> src/lib.rs:105:38
[INFO] [stdout]     |
[INFO] [stdout] 105 |         hal::i2c::Mode::standard(400.kHz()),
[INFO] [stdout]     |                                      ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 44)
[INFO] [stdout]     src/lib.rs - (line 66)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "07918814fd401c5b37143a0c5ada3d6f35ead6f693470a9c0c88e855e5591741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07918814fd401c5b37143a0c5ada3d6f35ead6f693470a9c0c88e855e5591741", kill_on_drop: false }`
[INFO] [stdout] 07918814fd401c5b37143a0c5ada3d6f35ead6f693470a9c0c88e855e5591741
