Dec 02 04:45:33.172 INFO documenting pca9685-0.1.0 against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 02 04:45:33.172 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-4/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +f86f76f89ea2b1ccbfb3741962ec2029d878a389-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 04:45:33.404 INFO [stdout] 0523f3afd1a4ed900222c3a9da2c5795f12f7eb317c3750d2ae5c4f5b63463dd
Dec 02 04:45:33.406 INFO running `"docker" "start" "-a" "0523f3afd1a4ed900222c3a9da2c5795f12f7eb317c3750d2ae5c4f5b63463dd"`
Dec 02 04:45:33.913 INFO [stderr] usermod: no changes
Dec 02 04:45:34.026 INFO [stderr]     Checking pca9685 v0.1.0 (/source)
Dec 02 04:45:34.026 INFO [stderr]  Documenting pca9685 v0.1.0 (/source)
Dec 02 04:45:34.620 INFO [stderr] warning: unused variable: `frequency`
Dec 02 04:45:34.620 INFO [stderr]   --> src/lib.rs:32:37
Dec 02 04:45:34.620 INFO [stderr]    |
Dec 02 04:45:34.620 INFO [stderr] 32 |     pub fn new(device: LinuxI2CDevice, frequency: u16) -> Result<PCA9685, LinuxI2CError> {
Dec 02 04:45:34.620 INFO [stderr]    |                                        ^^^^^^^^^ help: consider using `_frequency` instead
Dec 02 04:45:34.620 INFO [stderr]    |
Dec 02 04:45:34.620 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 04:45:34.620 INFO [stderr] 
Dec 02 04:45:34.632 INFO [stderr] warning: constant item is never used: `AUTO_INCREMENT`
Dec 02 04:45:34.632 INFO [stderr]   --> src/lib.rs:21:1
Dec 02 04:45:34.632 INFO [stderr]    |
Dec 02 04:45:34.632 INFO [stderr] 21 | const AUTO_INCREMENT: u8 = 0b1 << 5;
Dec 02 04:45:34.632 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:45:34.632 INFO [stderr]    |
Dec 02 04:45:34.632 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 02 04:45:34.632 INFO [stderr] 
Dec 02 04:45:34.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 04:45:34.645 INFO [stderr]   --> src/lib.rs:35:3
Dec 02 04:45:34.645 INFO [stderr]    |
Dec 02 04:45:34.645 INFO [stderr] 35 |         pca9685.set_all_duty_cycle(0);
Dec 02 04:45:34.645 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:45:34.645 INFO [stderr]    |
Dec 02 04:45:34.645 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 02 04:45:34.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 04:45:34.645 INFO [stderr] 
Dec 02 04:45:34.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 04:45:34.645 INFO [stderr]   --> src/lib.rs:36:3
Dec 02 04:45:34.645 INFO [stderr]    |
Dec 02 04:45:34.645 INFO [stderr] 36 |         pca9685.device.smbus_write_byte_data(MODE_2_REG, 0x04);
Dec 02 04:45:34.645 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:45:34.645 INFO [stderr]    |
Dec 02 04:45:34.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 04:45:34.645 INFO [stderr] 
Dec 02 04:45:34.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 04:45:34.645 INFO [stderr]   --> src/lib.rs:37:3
Dec 02 04:45:34.646 INFO [stderr]    |
Dec 02 04:45:34.646 INFO [stderr] 37 |         pca9685.device.smbus_write_byte_data(MODE_1_REG, mode1);
Dec 02 04:45:34.646 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:45:34.646 INFO [stderr]    |
Dec 02 04:45:34.646 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 04:45:34.646 INFO [stderr] 
Dec 02 04:45:34.646 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 04:45:34.646 INFO [stderr]   --> src/lib.rs:40:3
Dec 02 04:45:34.646 INFO [stderr]    |
Dec 02 04:45:34.646 INFO [stderr] 40 |         pca9685.device.smbus_write_byte_data(MODE_1_REG, mode1);
Dec 02 04:45:34.646 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:45:34.646 INFO [stderr]    |
Dec 02 04:45:34.646 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 04:45:34.646 INFO [stderr] 
Dec 02 04:45:36.784 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
Dec 02 04:45:36.796 INFO [stderr] su: No module specific data is present
Dec 02 04:45:37.110 INFO running `"docker" "inspect" "0523f3afd1a4ed900222c3a9da2c5795f12f7eb317c3750d2ae5c4f5b63463dd"`
Dec 02 04:45:37.226 INFO running `"docker" "rm" "-f" "0523f3afd1a4ed900222c3a9da2c5795f12f7eb317c3750d2ae5c4f5b63463dd"`
Dec 02 04:45:37.300 INFO [stdout] 0523f3afd1a4ed900222c3a9da2c5795f12f7eb317c3750d2ae5c4f5b63463dd