Nov 04 07:54:02.689 INFO checking dewaka/chainmap against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 07:54:02.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-1/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 07:54:03.146 INFO blam! e21bc7d135c675522e0963493ca0ebaa5260c44a9951f32cf94332a6088491df
Nov 04 07:54:03.148 INFO running `"docker" "start" "-a" "e21bc7d135c675522e0963493ca0ebaa5260c44a9951f32cf94332a6088491df"`
Nov 04 07:54:04.174 INFO kablam! usermod: no changes
Nov 04 07:54:04.251 INFO kablam!     Checking chainmap v0.1.0 (/source)
Nov 04 07:54:05.731 INFO kablam! warning: variable does not need to be mutable
Nov 04 07:54:05.731 INFO kablam!   --> src/example.rs:16:9
Nov 04 07:54:05.731 INFO kablam!    |
Nov 04 07:54:05.731 INFO kablam! 16 |     let mut clothing = HashMap::new();
Nov 04 07:54:05.731 INFO kablam!    |         ----^^^^^^^^
Nov 04 07:54:05.731 INFO kablam!    |         |
Nov 04 07:54:05.731 INFO kablam!    |         help: remove this `mut`
Nov 04 07:54:05.731 INFO kablam!    |
Nov 04 07:54:05.731 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 07:54:05.731 INFO kablam! 
Nov 04 07:54:05.742 INFO kablam! warning: method is never used: `insert`
Nov 04 07:54:05.742 INFO kablam!   --> src/lib.rs:27:5
Nov 04 07:54:05.742 INFO kablam!    |
Nov 04 07:54:05.742 INFO kablam! 27 |     pub fn insert(&mut self, k: K, v: V) -> Option<V> {
Nov 04 07:54:05.742 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 07:54:05.742 INFO kablam!    |
Nov 04 07:54:05.742 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 07:54:05.742 INFO kablam! 
Nov 04 07:54:05.742 INFO kablam! warning: method is never used: `is_empty`
Nov 04 07:54:05.742 INFO kablam!   --> src/lib.rs:36:5
Nov 04 07:54:05.742 INFO kablam!    |
Nov 04 07:54:05.742 INFO kablam! 36 |     pub fn is_empty(&self) -> bool {
Nov 04 07:54:05.742 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 07:54:05.742 INFO kablam! 
Nov 04 07:54:05.742 INFO kablam! warning: method is never used: `empty`
Nov 04 07:54:05.742 INFO kablam!   --> src/lib.rs:51:5
Nov 04 07:54:05.742 INFO kablam!    |
Nov 04 07:54:05.742 INFO kablam! 51 |     pub fn empty() -> Self {
Nov 04 07:54:05.742 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 04 07:54:05.742 INFO kablam! 
Nov 04 07:54:05.742 INFO kablam! warning: method is never used: `add_map`
Nov 04 07:54:05.742 INFO kablam!   --> src/lib.rs:56:5
Nov 04 07:54:05.742 INFO kablam!    |
Nov 04 07:54:05.742 INFO kablam! 56 |     pub fn add_map(&mut self, m: ChainMapType<K, V>) -> &mut Self {
Nov 04 07:54:05.742 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 07:54:05.742 INFO kablam! 
Nov 04 07:54:05.742 INFO kablam! warning: method is never used: `to_map`
Nov 04 07:54:05.742 INFO kablam!   --> src/lib.rs:64:5
Nov 04 07:54:05.742 INFO kablam!    |
Nov 04 07:54:05.742 INFO kablam! 64 |     pub fn to_map(&self) -> ChainMapType<K, V> {
Nov 04 07:54:05.742 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 07:54:05.742 INFO kablam! 
Nov 04 07:54:05.742 INFO kablam! warning: method is never used: `parents`
Nov 04 07:54:05.742 INFO kablam!   --> src/lib.rs:78:5
Nov 04 07:54:05.742 INFO kablam!    |
Nov 04 07:54:05.743 INFO kablam! 78 |     pub fn parents(&self) -> Option<Self> {
Nov 04 07:54:05.743 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 07:54:05.743 INFO kablam! 
Nov 04 07:54:05.743 INFO kablam! warning: method is never used: `children`
Nov 04 07:54:05.743 INFO kablam!   --> src/lib.rs:89:5
Nov 04 07:54:05.743 INFO kablam!    |
Nov 04 07:54:05.743 INFO kablam! 89 |     pub fn children(&self) -> Option<Self> {
Nov 04 07:54:05.743 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 07:54:05.743 INFO kablam! 
Nov 04 07:54:05.833 INFO kablam! warning: variable does not need to be mutable
Nov 04 07:54:05.833 INFO kablam!   --> src/example.rs:16:9
Nov 04 07:54:05.833 INFO kablam!    |
Nov 04 07:54:05.833 INFO kablam! 16 |     let mut clothing = HashMap::new();
Nov 04 07:54:05.833 INFO kablam!    |         ----^^^^^^^^
Nov 04 07:54:05.833 INFO kablam!    |         |
Nov 04 07:54:05.833 INFO kablam!    |         help: remove this `mut`
Nov 04 07:54:05.833 INFO kablam!    |
Nov 04 07:54:05.833 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 07:54:05.833 INFO kablam! 
Nov 04 07:54:05.890 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
Nov 04 07:54:05.893 INFO kablam! su: No module specific data is present
Nov 04 07:54:06.178 INFO running `"docker" "rm" "-f" "e21bc7d135c675522e0963493ca0ebaa5260c44a9951f32cf94332a6088491df"`
Nov 04 07:54:06.273 INFO blam! e21bc7d135c675522e0963493ca0ebaa5260c44a9951f32cf94332a6088491df