Oct 12 10:31:02.173 INFO checking xorkevin/RBrain against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 10:31:02.174 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 12 10:31:02.585 INFO blam! 44ca7862de5752f144d3e918f963545d12f8dc265e782fa2c6f8c72899923ce7
Oct 12 10:31:02.593 INFO running `"docker" "start" "-a" "44ca7862de5752f144d3e918f963545d12f8dc265e782fa2c6f8c72899923ce7"`
Oct 12 10:31:03.836 INFO kablam! usermod: no changes
Oct 12 10:31:03.880 INFO kablam!     Checking RBrain v0.1.0 (/source)
Oct 12 10:31:04.240 INFO kablam! warning: crate `RBrain` should have a snake case name such as `rbrain`
Oct 12 10:31:04.240 INFO kablam!   |
Oct 12 10:31:04.240 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 12 10:31:04.240 INFO kablam! 
Oct 12 10:31:04.252 INFO kablam! warning: crate `RBrain` should have a snake case name such as `rbrain`
Oct 12 10:31:04.258 INFO kablam!   |
Oct 12 10:31:04.258 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 12 10:31:04.258 INFO kablam! 
Oct 12 10:31:04.275 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Oct 12 10:31:04.280 INFO kablam! su: No module specific data is present
Oct 12 10:31:05.145 INFO running `"docker" "rm" "-f" "44ca7862de5752f144d3e918f963545d12f8dc265e782fa2c6f8c72899923ce7"`
Oct 12 10:31:05.508 INFO blam! 44ca7862de5752f144d3e918f963545d12f8dc265e782fa2c6f8c72899923ce7