Oct 31 23:32:05.523 INFO checking paberr/rust-mnemonic-benchmark against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Oct 31 23:32:05.523 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 31 23:32:06.141 INFO blam! f5da9c45e1f7554b04903c815b9ca9dca0001f717d096986b29c975489be176e
Oct 31 23:32:06.143 INFO running `"docker" "start" "-a" "f5da9c45e1f7554b04903c815b9ca9dca0001f717d096986b29c975489be176e"`
Oct 31 23:32:07.648 INFO kablam! usermod: no changes
Oct 31 23:32:07.728 INFO kablam!     Checking rust-mnemonic-benchmark v0.1.0 (/source)
Oct 31 23:32:08.656 INFO kablam! warning: method is never used: `ones`
Oct 31 23:32:08.656 INFO kablam!   --> src/main.rs:62:2
Oct 31 23:32:08.656 INFO kablam!    |
Oct 31 23:32:08.656 INFO kablam! 62 |     fn ones() -> Self {
Oct 31 23:32:08.656 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 31 23:32:08.656 INFO kablam!    |
Oct 31 23:32:08.656 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 23:32:08.656 INFO kablam! 
Oct 31 23:32:08.700 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Oct 31 23:32:08.700 INFO kablam! su: No module specific data is present
Oct 31 23:32:10.088 INFO running `"docker" "rm" "-f" "f5da9c45e1f7554b04903c815b9ca9dca0001f717d096986b29c975489be176e"`
Oct 31 23:32:10.408 INFO blam! f5da9c45e1f7554b04903c815b9ca9dca0001f717d096986b29c975489be176e