Nov 01 17:53:02.384 INFO checking regex_generate-0.2.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 17:53:02.385 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 17:53:02.636 INFO blam! 3997ed4be976f314e28f7eac2b978673ba8d8cf3054526cadc98e2b137c51487
Nov 01 17:53:02.638 INFO running `"docker" "start" "-a" "3997ed4be976f314e28f7eac2b978673ba8d8cf3054526cadc98e2b137c51487"`
Nov 01 17:53:03.632 INFO kablam! usermod: no changes
Nov 01 17:53:03.714 INFO kablam!     Checking regex_generate v0.2.0 (/source)
Nov 01 17:53:05.372 INFO kablam! warning: unused import: `regex_syntax::Expr`
Nov 01 17:53:05.372 INFO kablam!    --> src/lib.rs:142:9
Nov 01 17:53:05.372 INFO kablam!     |
Nov 01 17:53:05.372 INFO kablam! 142 |     use regex_syntax::Expr;
Nov 01 17:53:05.373 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Nov 01 17:53:05.373 INFO kablam!     |
Nov 01 17:53:05.373 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 01 17:53:05.373 INFO kablam! 
Nov 01 17:53:07.372 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
Nov 01 17:53:07.380 INFO kablam! su: No module specific data is present
Nov 01 17:53:07.920 INFO running `"docker" "rm" "-f" "3997ed4be976f314e28f7eac2b978673ba8d8cf3054526cadc98e2b137c51487"`
Nov 01 17:53:08.152 INFO blam! 3997ed4be976f314e28f7eac2b978673ba8d8cf3054526cadc98e2b137c51487