Oct 13 16:36:38.607 INFO checking containerof-0.2.2 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 16:36:38.607 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/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 16:36:38.819 INFO blam! 968b4d8f5d6d9ea05962dbcda5813a452af111d971b646288042a42ab1bec669
Oct 13 16:36:38.820 INFO running `"docker" "start" "-a" "968b4d8f5d6d9ea05962dbcda5813a452af111d971b646288042a42ab1bec669"`
Oct 13 16:36:39.256 INFO kablam! usermod: no changes
Oct 13 16:36:39.297 INFO kablam!     Checking containerof v0.2.2 (/source)
Oct 13 16:36:41.076 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 16:36:41.076 INFO kablam!  --> tests/lib.rs:2:1
Oct 13 16:36:41.076 INFO kablam!   |
Oct 13 16:36:41.077 INFO kablam! 2 | #[macro_use]
Oct 13 16:36:41.077 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 16:36:41.077 INFO kablam!   |
Oct 13 16:36:41.077 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 16:36:41.077 INFO kablam! 
Oct 13 16:36:41.215 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
Oct 13 16:36:41.218 INFO kablam! su: No module specific data is present
Oct 13 16:36:41.584 INFO running `"docker" "rm" "-f" "968b4d8f5d6d9ea05962dbcda5813a452af111d971b646288042a42ab1bec669"`
Oct 13 16:36:41.703 INFO blam! 968b4d8f5d6d9ea05962dbcda5813a452af111d971b646288042a42ab1bec669