Nov 03 10:13:58.165 INFO checking circular-0.2.0 against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 03 10:13:58.166 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-6/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 03 10:13:58.483 INFO blam! 45c8e27caad6c820e4602c7acbc691b4e5f82e23ae767a6ed062d8a9b2d9f546
Nov 03 10:13:58.489 INFO running `"docker" "start" "-a" "45c8e27caad6c820e4602c7acbc691b4e5f82e23ae767a6ed062d8a9b2d9f546"`
Nov 03 10:13:59.099 INFO kablam! usermod: no changes
Nov 03 10:13:59.132 INFO kablam!     Checking circular v0.2.0 (/source)
Nov 03 10:14:00.349 INFO kablam! warning: unused import: `std::str`
Nov 03 10:14:00.349 INFO kablam!    --> src/lib.rs:387:7
Nov 03 10:14:00.349 INFO kablam!     |
Nov 03 10:14:00.349 INFO kablam! 387 |   use std::str;
Nov 03 10:14:00.349 INFO kablam!     |       ^^^^^^^^
Nov 03 10:14:00.349 INFO kablam!     |
Nov 03 10:14:00.349 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 03 10:14:00.349 INFO kablam! 
Nov 03 10:14:00.641 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
Nov 03 10:14:00.650 INFO kablam! su: No module specific data is present
Nov 03 10:14:01.297 INFO running `"docker" "rm" "-f" "45c8e27caad6c820e4602c7acbc691b4e5f82e23ae767a6ed062d8a9b2d9f546"`
Nov 03 10:14:01.584 INFO blam! 45c8e27caad6c820e4602c7acbc691b4e5f82e23ae767a6ed062d8a9b2d9f546