Nov 01 08:30:19.128 INFO checking arthurprs/burst-trie against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 08:30:19.130 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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"`
Nov 01 08:30:19.548 INFO blam! b591a06b80c14806e3c2a6c63142739fc9aa1983002c1899f6d6a01b2080cd7c
Nov 01 08:30:19.550 INFO running `"docker" "start" "-a" "b591a06b80c14806e3c2a6c63142739fc9aa1983002c1899f6d6a01b2080cd7c"`
Nov 01 08:30:21.242 INFO kablam! usermod: no changes
Nov 01 08:30:21.328 INFO kablam!     Checking burst_trie v0.0.1 (/source)
Nov 01 08:30:21.948 INFO kablam! warning: unused import: `std::fmt`
Nov 01 08:30:21.948 INFO kablam!   --> src/map.rs:19:5
Nov 01 08:30:21.948 INFO kablam!    |
Nov 01 08:30:21.948 INFO kablam! 19 | use std::fmt;
Nov 01 08:30:21.948 INFO kablam!    |     ^^^^^^^^
Nov 01 08:30:21.948 INFO kablam!    |
Nov 01 08:30:21.948 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 08:30:21.948 INFO kablam! 
Nov 01 08:30:22.169 INFO kablam! warning: unused macro definition
Nov 01 08:30:22.169 INFO kablam!    --> src/bench_macros.rs:130:1
Nov 01 08:30:22.169 INFO kablam!     |
Nov 01 08:30:22.169 INFO kablam! 130 | / macro_rules! map_iter_bench {
Nov 01 08:30:22.170 INFO kablam! 131 | |     ($name: ident, $min_len: expr, $max_len: expr, $map_len: expr, $map_type: ident, $key_prefix: expr) => (
Nov 01 08:30:22.170 INFO kablam! 132 | |         #[bench]
Nov 01 08:30:22.170 INFO kablam! 133 | |         fn $name(b: &mut test::Bencher) {
Nov 01 08:30:22.171 INFO kablam! ...   |
Nov 01 08:30:22.171 INFO kablam! 156 | |     );
Nov 01 08:30:22.171 INFO kablam! 157 | | }
Nov 01 08:30:22.171 INFO kablam!     | |_^
Nov 01 08:30:22.172 INFO kablam!     |
Nov 01 08:30:22.172 INFO kablam!     = note: #[warn(unused_macros)] on by default
Nov 01 08:30:22.172 INFO kablam! 
Nov 01 08:30:22.173 INFO kablam! warning: unused macro definition
Nov 01 08:30:22.173 INFO kablam!    --> src/bench_macros.rs:159:1
Nov 01 08:30:22.173 INFO kablam!     |
Nov 01 08:30:22.173 INFO kablam! 159 | / macro_rules! map_range_bench {
Nov 01 08:30:22.174 INFO kablam! 160 | |     ($name: ident, $min_len: expr, $max_len: expr, $map_len: expr, $map_type: ident, $key_prefix: expr) => (
Nov 01 08:30:22.174 INFO kablam! 161 | |         #[bench]
Nov 01 08:30:22.174 INFO kablam! 162 | |         fn $name(b: &mut test::Bencher) {
Nov 01 08:30:22.175 INFO kablam! ...   |
Nov 01 08:30:22.175 INFO kablam! 191 | |     );
Nov 01 08:30:22.175 INFO kablam! 192 | | }
Nov 01 08:30:22.175 INFO kablam!     | |_^
Nov 01 08:30:22.176 INFO kablam! 
Nov 01 08:30:22.176 INFO kablam! warning: unused import: `std::fmt`
Nov 01 08:30:22.176 INFO kablam!   --> src/map.rs:19:5
Nov 01 08:30:22.177 INFO kablam!    |
Nov 01 08:30:22.177 INFO kablam! 19 | use std::fmt;
Nov 01 08:30:22.177 INFO kablam!    |     ^^^^^^^^
Nov 01 08:30:22.177 INFO kablam!    |
Nov 01 08:30:22.178 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 08:30:22.178 INFO kablam! 
Nov 01 08:30:22.178 INFO kablam! warning: unused import: `BurstTrieNode`
Nov 01 08:30:22.178 INFO kablam!     --> src/map.rs:1159:31
Nov 01 08:30:22.179 INFO kablam!      |
Nov 01 08:30:22.179 INFO kablam! 1159 |     use super::{BurstTrieMap, BurstTrieNode};
Nov 01 08:30:22.179 INFO kablam!      |                               ^^^^^^^^^^^^^
Nov 01 08:30:22.180 INFO kablam! 
Nov 01 08:30:22.180 INFO kablam! warning: unused import: `std::collections::Bound`
Nov 01 08:30:22.180 INFO kablam!     --> src/map.rs:1160:9
Nov 01 08:30:22.180 INFO kablam!      |
Nov 01 08:30:22.181 INFO kablam! 1160 |     use std::collections::Bound;
Nov 01 08:30:22.181 INFO kablam!      |         ^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 08:30:22.181 INFO kablam! 
Nov 01 08:30:23.112 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Nov 01 08:30:23.112 INFO kablam!  --> src/lib.rs:3:27
Nov 01 08:30:23.112 INFO kablam!   |
Nov 01 08:30:23.112 INFO kablam! 3 | #![cfg_attr(test, feature(collections_bound))]
Nov 01 08:30:23.112 INFO kablam!   |                           ^^^^^^^^^^^^^^^^^
Nov 01 08:30:23.112 INFO kablam!   |
Nov 01 08:30:23.112 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 01 08:30:23.112 INFO kablam! 
Nov 01 08:30:23.112 INFO kablam! warning: the feature `btree_range` has been stable since 1.17.0 and no longer requires an attribute to enable
Nov 01 08:30:23.112 INFO kablam!  --> src/lib.rs:4:27
Nov 01 08:30:23.112 INFO kablam!   |
Nov 01 08:30:23.112 INFO kablam! 4 | #![cfg_attr(test, feature(btree_range))]
Nov 01 08:30:23.116 INFO kablam!   |                           ^^^^^^^^^^^
Nov 01 08:30:23.116 INFO kablam! 
Nov 01 08:30:23.393 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
Nov 01 08:30:23.397 INFO kablam! su: No module specific data is present
Nov 01 08:30:24.312 INFO running `"docker" "rm" "-f" "b591a06b80c14806e3c2a6c63142739fc9aa1983002c1899f6d6a01b2080cd7c"`
Nov 01 08:30:24.592 INFO blam! b591a06b80c14806e3c2a6c63142739fc9aa1983002c1899f6d6a01b2080cd7c