Dec 04 10:04:31.872 INFO checking sinitcin/poll_engine against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 10:04:31.873 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 04 10:04:32.380 INFO [stdout] 286f9752ef535b6c3926711b2ec06b6bb9772f6132b471e87120b2a0ce15315b
Dec 04 10:04:32.382 INFO running `"docker" "start" "-a" "286f9752ef535b6c3926711b2ec06b6bb9772f6132b471e87120b2a0ce15315b"`
Dec 04 10:04:33.888 INFO [stderr] usermod: no changes
Dec 04 10:04:33.988 INFO [stderr]     Checking termios v0.2.2
Dec 04 10:04:33.991 INFO [stderr]     Checking serial-core v0.4.0
Dec 04 10:04:33.991 INFO [stderr]     Checking ioctl-rs v0.1.6
Dec 04 10:04:34.759 INFO [stderr]     Checking serial-unix v0.4.0
Dec 04 10:04:35.139 INFO [stderr]     Checking serial v0.4.0
Dec 04 10:04:35.459 INFO [stderr]     Checking channel v0.1.0 (/source)
Dec 04 10:04:36.151 INFO [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 04 10:04:36.151 INFO [stderr]  --> src/main.rs:1:12
Dec 04 10:04:36.151 INFO [stderr]   |
Dec 04 10:04:36.151 INFO [stderr] 1 | #![feature(int_to_from_bytes)]
Dec 04 10:04:36.151 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 04 10:04:36.151 INFO [stderr]   |
Dec 04 10:04:36.151 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 10:04:36.151 INFO [stderr] 
Dec 04 10:04:36.255 INFO [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 04 10:04:36.255 INFO [stderr]  --> src/main.rs:1:12
Dec 04 10:04:36.255 INFO [stderr]   |
Dec 04 10:04:36.255 INFO [stderr] 1 | #![feature(int_to_from_bytes)]
Dec 04 10:04:36.255 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 04 10:04:36.255 INFO [stderr]   |
Dec 04 10:04:36.255 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 10:04:36.255 INFO [stderr] 
Dec 04 10:04:36.279 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
Dec 04 10:04:36.283 INFO [stderr] su: No module specific data is present
Dec 04 10:04:37.263 INFO running `"docker" "inspect" "286f9752ef535b6c3926711b2ec06b6bb9772f6132b471e87120b2a0ce15315b"`
Dec 04 10:04:37.547 INFO running `"docker" "rm" "-f" "286f9752ef535b6c3926711b2ec06b6bb9772f6132b471e87120b2a0ce15315b"`
Dec 04 10:04:37.874 INFO [stdout] 286f9752ef535b6c3926711b2ec06b6bb9772f6132b471e87120b2a0ce15315b