Oct 27 23:54:23.147 INFO checking circular-0.2.0 against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192-2
Oct 27 23:54:23.148 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-0/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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 27 23:54:23.636 INFO blam! 4749e1b51ce21a296790c590cda87d802a9abfa2d96266857691ebef2c046880
Oct 27 23:54:23.643 INFO running `"docker" "start" "-a" "4749e1b51ce21a296790c590cda87d802a9abfa2d96266857691ebef2c046880"`
Oct 27 23:54:24.895 INFO kablam! usermod: no changes
Oct 27 23:54:24.975 INFO kablam!     Checking circular v0.2.0 (/source)
Oct 27 23:54:26.375 INFO kablam! warning: unused import: `std::str`
Oct 27 23:54:26.375 INFO kablam!    --> src/lib.rs:387:7
Oct 27 23:54:26.375 INFO kablam!     |
Oct 27 23:54:26.375 INFO kablam! 387 |   use std::str;
Oct 27 23:54:26.375 INFO kablam!     |       ^^^^^^^^
Oct 27 23:54:26.375 INFO kablam!     |
Oct 27 23:54:26.375 INFO kablam!     = note: #[warn(unused_imports)] on by default
Oct 27 23:54:26.375 INFO kablam! 
Oct 27 23:54:26.947 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
Oct 27 23:54:26.959 INFO kablam! su: No module specific data is present
Oct 27 23:54:27.543 INFO running `"docker" "rm" "-f" "4749e1b51ce21a296790c590cda87d802a9abfa2d96266857691ebef2c046880"`
Oct 27 23:54:27.841 INFO blam! 4749e1b51ce21a296790c590cda87d802a9abfa2d96266857691ebef2c046880