Nov 10 07:56:52.256 INFO checking circular-0.2.0 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 07:56:52.257 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-7/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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"`
Nov 10 07:56:52.800 INFO blam! 3f2e3fc5445b9d1a863fecd1d8aab755215611f242b075562a001c2696d46ece
Nov 10 07:56:52.802 INFO running `"docker" "start" "-a" "3f2e3fc5445b9d1a863fecd1d8aab755215611f242b075562a001c2696d46ece"`
Nov 10 07:56:54.595 INFO kablam! usermod: no changes
Nov 10 07:56:54.663 INFO kablam!     Checking circular v0.2.0 (/source)
Nov 10 07:56:55.763 INFO kablam! warning: unused import: `std::str`
Nov 10 07:56:55.763 INFO kablam!    --> src/lib.rs:387:7
Nov 10 07:56:55.763 INFO kablam!     |
Nov 10 07:56:55.763 INFO kablam! 387 |   use std::str;
Nov 10 07:56:55.763 INFO kablam!     |       ^^^^^^^^
Nov 10 07:56:55.763 INFO kablam!     |
Nov 10 07:56:55.763 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 10 07:56:55.763 INFO kablam! 
Nov 10 07:56:56.079 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Nov 10 07:56:56.099 INFO kablam! su: No module specific data is present
Nov 10 07:56:56.805 INFO running `"docker" "rm" "-f" "3f2e3fc5445b9d1a863fecd1d8aab755215611f242b075562a001c2696d46ece"`
Nov 10 07:56:57.119 INFO blam! 3f2e3fc5445b9d1a863fecd1d8aab755215611f242b075562a001c2696d46ece