Oct 31 23:19:32.515 INFO checking petr-tik/dark_rusty_pool against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Oct 31 23:19:32.520 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 23:19:32.962 INFO blam! 1e7e412e34a34672ad3971530dddfbe18deecc54b80cf5f8b9a3c757e2acba47
Oct 31 23:19:32.984 INFO running `"docker" "start" "-a" "1e7e412e34a34672ad3971530dddfbe18deecc54b80cf5f8b9a3c757e2acba47"`
Oct 31 23:19:34.108 INFO kablam! usermod: no changes
Oct 31 23:19:34.173 INFO kablam!     Checking order_book v0.1.0 (/source)
Oct 31 23:19:34.609 INFO kablam! warning: unused import: `std::collections::BTreeMap`
Oct 31 23:19:34.609 INFO kablam!  --> src/main.rs:5:5
Oct 31 23:19:34.610 INFO kablam!   |
Oct 31 23:19:34.610 INFO kablam! 5 | use std::collections::BTreeMap;
Oct 31 23:19:34.611 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:34.611 INFO kablam!   |
Oct 31 23:19:34.611 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 23:19:34.611 INFO kablam! 
Oct 31 23:19:34.616 INFO kablam! warning: unused import: `std::collections::BTreeMap`
Oct 31 23:19:34.617 INFO kablam!  --> src/main.rs:5:5
Oct 31 23:19:34.617 INFO kablam!   |
Oct 31 23:19:34.618 INFO kablam! 5 | use std::collections::BTreeMap;
Oct 31 23:19:34.618 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:34.618 INFO kablam!   |
Oct 31 23:19:34.621 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 23:19:34.621 INFO kablam! 
Oct 31 23:19:34.621 INFO kablam! warning: unused import: `hash`
Oct 31 23:19:34.621 INFO kablam!   --> src/main.rs:21:14
Oct 31 23:19:34.621 INFO kablam!    |
Oct 31 23:19:34.621 INFO kablam! 21 | use orders::{hash, LimitOrder, ReduceOrder};
Oct 31 23:19:34.621 INFO kablam!    |              ^^^^
Oct 31 23:19:34.621 INFO kablam! 
Oct 31 23:19:35.080 INFO kablam! warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Oct 31 23:19:35.080 INFO kablam!  --> src/main.rs:1:12
Oct 31 23:19:35.080 INFO kablam!   |
Oct 31 23:19:35.080 INFO kablam! 1 | #![feature(extern_prelude)]
Oct 31 23:19:35.080 INFO kablam!   |            ^^^^^^^^^^^^^^
Oct 31 23:19:35.080 INFO kablam!   |
Oct 31 23:19:35.080 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 31 23:19:35.080 INFO kablam! 
Oct 31 23:19:35.456 INFO kablam! warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Oct 31 23:19:35.456 INFO kablam!  --> src/main.rs:1:12
Oct 31 23:19:35.456 INFO kablam!   |
Oct 31 23:19:35.456 INFO kablam! 1 | #![feature(extern_prelude)]
Oct 31 23:19:35.456 INFO kablam!   |            ^^^^^^^^^^^^^^
Oct 31 23:19:35.456 INFO kablam!   |
Oct 31 23:19:35.456 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 31 23:19:35.456 INFO kablam! 
Oct 31 23:19:35.517 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
Oct 31 23:19:35.520 INFO kablam! su: No module specific data is present
Oct 31 23:19:36.218 INFO running `"docker" "rm" "-f" "1e7e412e34a34672ad3971530dddfbe18deecc54b80cf5f8b9a3c757e2acba47"`
Oct 31 23:19:36.426 INFO blam! 1e7e412e34a34672ad3971530dddfbe18deecc54b80cf5f8b9a3c757e2acba47