Oct 13 12:34:33.910 INFO checking libudev-0.2.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 12:34:33.910 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 12:34:34.265 INFO blam! 0f84df08f8a178dcd463dc7106101733b110776de28d9c69a2053b93387f864e
Oct 13 12:34:34.266 INFO running `"docker" "start" "-a" "0f84df08f8a178dcd463dc7106101733b110776de28d9c69a2053b93387f864e"`
Oct 13 12:34:35.452 INFO kablam! usermod: no changes
Oct 13 12:34:35.527 INFO kablam!     Checking libudev v0.2.0 (/source)
Oct 13 12:34:37.792 INFO kablam! warning: unused import: `timespec`
Oct 13 12:34:37.792 INFO kablam!   --> examples/monitor.rs:11:41
Oct 13 12:34:37.793 INFO kablam!    |
Oct 13 12:34:37.793 INFO kablam! 11 | use libc::{c_void,c_int,c_short,c_ulong,timespec};
Oct 13 12:34:37.793 INFO kablam!    |                                         ^^^^^^^^
Oct 13 12:34:37.793 INFO kablam!    |
Oct 13 12:34:37.793 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 12:34:37.793 INFO kablam! 
Oct 13 12:34:38.004 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
Oct 13 12:34:38.012 INFO kablam! su: No module specific data is present
Oct 13 12:34:38.946 INFO running `"docker" "rm" "-f" "0f84df08f8a178dcd463dc7106101733b110776de28d9c69a2053b93387f864e"`
Oct 13 12:34:39.214 INFO blam! 0f84df08f8a178dcd463dc7106101733b110776de28d9c69a2053b93387f864e