Nov 06 14:26:19.839 INFO checking seb-odessa/btree against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings for pr-55687
Nov 06 14:26:19.839 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-3/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dduplicate_associated_type_bindings" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 06 14:26:20.370 INFO blam! 927a7dbb0c5ec39c0d169278bf1075c6b95b66298fb4a29a8c6bfc113cb01ad6
Nov 06 14:26:20.377 INFO running `"docker" "start" "-a" "927a7dbb0c5ec39c0d169278bf1075c6b95b66298fb4a29a8c6bfc113cb01ad6"`
Nov 06 14:26:21.376 INFO kablam! usermod: no changes
Nov 06 14:26:21.460 INFO kablam!     Checking BTree v0.1.0 (/source)
Nov 06 14:26:21.824 INFO kablam! warning: unused import: `Formatter`
Nov 06 14:26:21.824 INFO kablam!  --> src/main.rs:1:25
Nov 06 14:26:21.824 INFO kablam!   |
Nov 06 14:26:21.824 INFO kablam! 1 | use std::fmt::{Display, Formatter};
Nov 06 14:26:21.824 INFO kablam!   |                         ^^^^^^^^^
Nov 06 14:26:21.824 INFO kablam!   |
Nov 06 14:26:21.824 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 14:26:21.824 INFO kablam! 
Nov 06 14:26:21.856 INFO kablam! warning: unused import: `Formatter`
Nov 06 14:26:21.856 INFO kablam!  --> src/main.rs:1:25
Nov 06 14:26:21.856 INFO kablam!   |
Nov 06 14:26:21.856 INFO kablam! 1 | use std::fmt::{Display, Formatter};
Nov 06 14:26:21.856 INFO kablam!   |                         ^^^^^^^^^
Nov 06 14:26:21.856 INFO kablam!   |
Nov 06 14:26:21.856 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 14:26:21.856 INFO kablam! 
Nov 06 14:26:21.932 INFO kablam! warning: variable does not need to be mutable
Nov 06 14:26:21.932 INFO kablam!    --> src/main.rs:149:14
Nov 06 14:26:21.932 INFO kablam!     |
Nov 06 14:26:21.932 INFO kablam! 149 |         Some(mut node) => node.update("Z".to_string()),
Nov 06 14:26:21.932 INFO kablam!     |              ----^^^^
Nov 06 14:26:21.932 INFO kablam!     |              |
Nov 06 14:26:21.932 INFO kablam!     |              help: remove this `mut`
Nov 06 14:26:21.932 INFO kablam!     |
Nov 06 14:26:21.932 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 06 14:26:21.932 INFO kablam! 
Nov 06 14:26:21.932 INFO kablam! warning: crate `BTree` should have a snake case name such as `btree`
Nov 06 14:26:21.932 INFO kablam!   |
Nov 06 14:26:21.932 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Nov 06 14:26:21.932 INFO kablam! 
Nov 06 14:26:21.960 INFO kablam! warning: variable does not need to be mutable
Nov 06 14:26:21.960 INFO kablam!    --> src/main.rs:149:14
Nov 06 14:26:21.960 INFO kablam!     |
Nov 06 14:26:21.961 INFO kablam! 149 |         Some(mut node) => node.update("Z".to_string()),
Nov 06 14:26:21.961 INFO kablam!     |              ----^^^^
Nov 06 14:26:21.961 INFO kablam!     |              |
Nov 06 14:26:21.961 INFO kablam!     |              help: remove this `mut`
Nov 06 14:26:21.961 INFO kablam!     |
Nov 06 14:26:21.961 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 06 14:26:21.961 INFO kablam! 
Nov 06 14:26:21.961 INFO kablam! warning: crate `BTree` should have a snake case name such as `btree`
Nov 06 14:26:21.961 INFO kablam!   |
Nov 06 14:26:21.961 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Nov 06 14:26:21.961 INFO kablam! 
Nov 06 14:26:22.020 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Nov 06 14:26:22.020 INFO kablam! su: No module specific data is present
Nov 06 14:26:23.084 INFO running `"docker" "rm" "-f" "927a7dbb0c5ec39c0d169278bf1075c6b95b66298fb4a29a8c6bfc113cb01ad6"`
Nov 06 14:26:23.364 INFO blam! 927a7dbb0c5ec39c0d169278bf1075c6b95b66298fb4a29a8c6bfc113cb01ad6