Nov 10 03:20:49.005 INFO checking message_verifier-1.1.0 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 03:20:49.005 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-4/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 03:20:49.517 INFO blam! 0fd74a424623cfc822c57c324dae2f0769eb9208d2d9b8166a827b318316a0fd
Nov 10 03:20:49.519 INFO running `"docker" "start" "-a" "0fd74a424623cfc822c57c324dae2f0769eb9208d2d9b8166a827b318316a0fd"`
Nov 10 03:20:50.449 INFO kablam! usermod: no changes
Nov 10 03:20:50.551 INFO kablam!     Checking message_verifier v1.1.0 (/source)
Nov 10 03:20:51.899 INFO kablam! warning: unused import: `std::str`
Nov 10 03:20:51.899 INFO kablam!    --> src/lib.rs:409:9
Nov 10 03:20:51.899 INFO kablam!     |
Nov 10 03:20:51.899 INFO kablam! 409 |     use std::str;
Nov 10 03:20:51.900 INFO kablam!     |         ^^^^^^^^
Nov 10 03:20:51.900 INFO kablam!     |
Nov 10 03:20:51.900 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 10 03:20:51.900 INFO kablam! 
Nov 10 03:20:54.601 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.13s
Nov 10 03:20:54.628 INFO kablam! su: No module specific data is present
Nov 10 03:20:55.391 INFO running `"docker" "rm" "-f" "0fd74a424623cfc822c57c324dae2f0769eb9208d2d9b8166a827b318316a0fd"`
Nov 10 03:20:55.596 INFO blam! 0fd74a424623cfc822c57c324dae2f0769eb9208d2d9b8166a827b318316a0fd