Dec 14 20:08:47.785 INFO testing servo-pca9685-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 20:08:47.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 20:08:48.208 INFO [stdout] 0894d74814150f80b9457f8d5df419a18fc3effc6cf98b4493b4cd2dc74ee896
Dec 14 20:08:48.210 INFO running `"docker" "start" "-a" "0894d74814150f80b9457f8d5df419a18fc3effc6cf98b4493b4cd2dc74ee896"`
Dec 14 20:08:49.647 INFO [stderr] usermod: no changes
Dec 14 20:08:49.706 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 14 20:08:49.706 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 14 20:08:49.706 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 14 20:08:49.706 INFO [stderr] files will be included as a binary target:
Dec 14 20:08:49.706 INFO [stderr] 
Dec 14 20:08:49.706 INFO [stderr] * /source/src/main.rs
Dec 14 20:08:49.706 INFO [stderr] 
Dec 14 20:08:49.706 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 14 20:08:49.706 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 14 20:08:49.706 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 14 20:08:49.706 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 14 20:08:49.706 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 14 20:08:49.706 INFO [stderr] 
Dec 14 20:08:49.706 INFO [stderr] For more information on this warning you can consult
Dec 14 20:08:49.706 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 14 20:08:49.706 INFO [stderr] warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `tessel-servo`,
Dec 14 20:08:49.706 INFO [stderr] please set bin.path in Cargo.toml
Dec 14 20:08:49.747 INFO [stderr]    Compiling tessel v0.3.1
Dec 14 20:08:51.441 INFO [stderr]    Compiling servo-pca9685 v0.1.0 (/source)
Dec 14 20:08:52.379 INFO [stderr] warning: unused import: `std::thread`
Dec 14 20:08:52.379 INFO [stderr]  --> src/lib.rs:6:5
Dec 14 20:08:52.379 INFO [stderr]   |
Dec 14 20:08:52.379 INFO [stderr] 6 | use std::thread;
Dec 14 20:08:52.379 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 20:08:52.379 INFO [stderr]   |
Dec 14 20:08:52.379 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 20:08:52.379 INFO [stderr] 
Dec 14 20:08:52.379 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 14 20:08:52.379 INFO [stderr]  --> src/lib.rs:7:5
Dec 14 20:08:52.379 INFO [stderr]   |
Dec 14 20:08:52.379 INFO [stderr] 7 | use std::time::Duration;
Dec 14 20:08:52.379 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 20:08:52.379 INFO [stderr] 
Dec 14 20:08:52.423 INFO [stderr] warning: unused variable: `addr2`
Dec 14 20:08:52.423 INFO [stderr]   --> src/lib.rs:39:40
Dec 14 20:08:52.423 INFO [stderr]    |
Dec 14 20:08:52.423 INFO [stderr] 39 |     pub fn new<'b>(port: tessel::Port, addr2: bool, addr3: bool) -> ServoArray<'b> {
Dec 14 20:08:52.423 INFO [stderr]    |                                        ^^^^^ help: consider using `_addr2` instead
Dec 14 20:08:52.423 INFO [stderr]    |
Dec 14 20:08:52.423 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 20:08:52.423 INFO [stderr] 
Dec 14 20:08:52.423 INFO [stderr] warning: unused variable: `addr3`
Dec 14 20:08:52.423 INFO [stderr]   --> src/lib.rs:39:53
Dec 14 20:08:52.423 INFO [stderr]    |
Dec 14 20:08:52.423 INFO [stderr] 39 |     pub fn new<'b>(port: tessel::Port, addr2: bool, addr3: bool) -> ServoArray<'b> {
Dec 14 20:08:52.423 INFO [stderr]    |                                                     ^^^^^ help: consider using `_addr3` instead
Dec 14 20:08:52.423 INFO [stderr] 
Dec 14 20:08:52.431 INFO [stderr] warning: variant `LED0_ON_L` should have a camel case name such as `Led0OnL`
Dec 14 20:08:52.431 INFO [stderr]   --> src/lib.rs:15:5
Dec 14 20:08:52.431 INFO [stderr]    |
Dec 14 20:08:52.431 INFO [stderr] 15 |     LED0_ON_L = 0x06,
Dec 14 20:08:52.431 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 14 20:08:52.431 INFO [stderr]    |
Dec 14 20:08:52.431 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 14 20:08:52.431 INFO [stderr] 
Dec 14 20:08:52.431 INFO [stderr] warning: variant `LED0_ON_H` should have a camel case name such as `Led0OnH`
Dec 14 20:08:52.431 INFO [stderr]   --> src/lib.rs:16:5
Dec 14 20:08:52.431 INFO [stderr]    |
Dec 14 20:08:52.431 INFO [stderr] 16 |     LED0_ON_H = 0x07,
Dec 14 20:08:52.431 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 14 20:08:52.431 INFO [stderr] 
Dec 14 20:08:52.431 INFO [stderr] warning: variant `LED0_OFF_L` should have a camel case name such as `Led0OffL`
Dec 14 20:08:52.431 INFO [stderr]   --> src/lib.rs:17:5
Dec 14 20:08:52.431 INFO [stderr]    |
Dec 14 20:08:52.431 INFO [stderr] 17 |     LED0_OFF_L = 0x08,
Dec 14 20:08:52.431 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 14 20:08:52.431 INFO [stderr] 
Dec 14 20:08:52.431 INFO [stderr] warning: variant `LED0_OFF_H` should have a camel case name such as `Led0OffH`
Dec 14 20:08:52.431 INFO [stderr]   --> src/lib.rs:18:5
Dec 14 20:08:52.431 INFO [stderr]    |
Dec 14 20:08:52.431 INFO [stderr] 18 |     LED0_OFF_H = 0x09,
Dec 14 20:08:52.431 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 14 20:08:52.431 INFO [stderr] 
Dec 14 20:08:52.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 20:08:52.439 INFO [stderr]   --> src/lib.rs:69:9
Dec 14 20:08:52.439 INFO [stderr]    |
Dec 14 20:08:52.439 INFO [stderr] 69 |         self.output_enable.output(false);
Dec 14 20:08:52.439 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 20:08:52.439 INFO [stderr]    |
Dec 14 20:08:52.439 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 20:08:52.439 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 20:08:52.439 INFO [stderr] 
Dec 14 20:08:52.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 20:08:52.439 INFO [stderr]   --> src/lib.rs:72:9
Dec 14 20:08:52.439 INFO [stderr]    |
Dec 14 20:08:52.439 INFO [stderr] 72 |         self.addr2.output(false);
Dec 14 20:08:52.439 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 20:08:52.439 INFO [stderr]    |
Dec 14 20:08:52.439 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 20:08:52.439 INFO [stderr] 
Dec 14 20:08:52.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 20:08:52.439 INFO [stderr]   --> src/lib.rs:73:9
Dec 14 20:08:52.439 INFO [stderr]    |
Dec 14 20:08:52.439 INFO [stderr] 73 |         self.addr3.output(false);
Dec 14 20:08:52.439 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 20:08:52.439 INFO [stderr]    |
Dec 14 20:08:52.439 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 20:08:52.439 INFO [stderr] 
Dec 14 20:08:52.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 20:08:52.439 INFO [stderr]   --> src/lib.rs:93:9
Dec 14 20:08:52.439 INFO [stderr]    |
Dec 14 20:08:52.439 INFO [stderr] 93 |         self.i2c.transfer(self.i2c_id, &[Command::MODE1 as u8], &mut buf);
Dec 14 20:08:52.439 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 20:08:52.439 INFO [stderr]    |
Dec 14 20:08:52.439 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 20:08:52.439 INFO [stderr] 
Dec 14 20:08:53.167 INFO [stderr] error[E0463]: can't find crate for `alloc_system`
Dec 14 20:08:53.167 INFO [stderr]  --> src/main.rs:2:1
Dec 14 20:08:53.167 INFO [stderr]   |
Dec 14 20:08:53.167 INFO [stderr] 2 | extern crate alloc_system;
Dec 14 20:08:53.167 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Dec 14 20:08:53.167 INFO [stderr] 
Dec 14 20:08:53.176 INFO [stderr] error: aborting due to previous error
Dec 14 20:08:53.176 INFO [stderr] 
Dec 14 20:08:53.176 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 14 20:08:53.187 INFO [stderr] error: Could not compile `servo-pca9685`.
Dec 14 20:08:53.187 INFO [stderr] 
Dec 14 20:08:53.187 INFO [stderr] To learn more, run the command again with --verbose.
Dec 14 20:08:53.187 INFO [stderr] su: No module specific data is present
Dec 14 20:08:54.628 INFO running `"docker" "inspect" "0894d74814150f80b9457f8d5df419a18fc3effc6cf98b4493b4cd2dc74ee896"`
Dec 14 20:08:54.981 INFO running `"docker" "rm" "-f" "0894d74814150f80b9457f8d5df419a18fc3effc6cf98b4493b4cd2dc74ee896"`
Dec 14 20:08:55.339 INFO [stdout] 0894d74814150f80b9457f8d5df419a18fc3effc6cf98b4493b4cd2dc74ee896