Sep 21 13:16:40.654 INFO checking assoc_list-0.1.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 13:16:40.654 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 13:16:40.654 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 13:16:40.815 INFO blam! b70207585d66739d91b0bdb47ce347b1187b3c011dd8a5f3a1e3797bbdd94ff9
Sep 21 13:16:40.817 INFO running `"docker" "start" "-a" "b70207585d66739d91b0bdb47ce347b1187b3c011dd8a5f3a1e3797bbdd94ff9"`
Sep 21 13:16:42.040 INFO kablam! usermod: no changes
Sep 21 13:16:42.068 INFO kablam!     Checking assoc_list v0.1.0 (/source)
Sep 21 13:16:42.439 INFO kablam! warning: method is never used: `new`
Sep 21 13:16:42.439 INFO kablam!   --> src/lib.rs:11:5
Sep 21 13:16:42.439 INFO kablam!    |
Sep 21 13:16:42.439 INFO kablam! 11 |     fn new() -> AssocList<K, V> {
Sep 21 13:16:42.439 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:16:42.439 INFO kablam!    |
Sep 21 13:16:42.439 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 13:16:42.439 INFO kablam! 
Sep 21 13:16:42.439 INFO kablam! warning: method is never used: `insert`
Sep 21 13:16:42.439 INFO kablam!   --> src/lib.rs:15:5
Sep 21 13:16:42.439 INFO kablam!    |
Sep 21 13:16:42.439 INFO kablam! 15 |     fn insert(&mut self, k: K, v: V) {
Sep 21 13:16:42.439 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:16:42.439 INFO kablam! 
Sep 21 13:16:42.439 INFO kablam! warning: method is never used: `len`
Sep 21 13:16:42.439 INFO kablam!   --> src/lib.rs:19:5
Sep 21 13:16:42.439 INFO kablam!    |
Sep 21 13:16:42.439 INFO kablam! 19 |     fn len(&self) -> usize {
Sep 21 13:16:42.439 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:16:42.439 INFO kablam! 
Sep 21 13:16:42.439 INFO kablam! warning: method is never used: `contains_key`
Sep 21 13:16:42.439 INFO kablam!   --> src/lib.rs:36:5
Sep 21 13:16:42.439 INFO kablam!    |
Sep 21 13:16:42.439 INFO kablam! 36 |     fn contains_key(&self, k: &K) -> bool {
Sep 21 13:16:42.439 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:16:42.439 INFO kablam! 
Sep 21 13:16:42.439 INFO kablam! warning: method is never used: `remove`
Sep 21 13:16:42.439 INFO kablam!   --> src/lib.rs:43:5
Sep 21 13:16:42.439 INFO kablam!    |
Sep 21 13:16:42.439 INFO kablam! 43 |     fn remove(&mut self, k: &K) {
Sep 21 13:16:42.439 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:16:42.439 INFO kablam! 
Sep 21 13:16:42.478 INFO kablam! warning: unused variable: `map`
Sep 21 13:16:42.478 INFO kablam!   --> src/lib.rs:60:9
Sep 21 13:16:42.478 INFO kablam!    |
Sep 21 13:16:42.478 INFO kablam! 60 |     let map: AssocList<String, String> = AssocList::new();
Sep 21 13:16:42.478 INFO kablam!    |         ^^^ help: consider using `_map` instead
Sep 21 13:16:42.478 INFO kablam!    |
Sep 21 13:16:42.478 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 21 13:16:42.478 INFO kablam! 
Sep 21 13:16:42.499 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Sep 21 13:16:42.501 INFO kablam! su: No module specific data is present
Sep 21 13:16:43.181 INFO running `"docker" "rm" "-f" "b70207585d66739d91b0bdb47ce347b1187b3c011dd8a5f3a1e3797bbdd94ff9"`
Sep 21 13:16:43.302 INFO blam! b70207585d66739d91b0bdb47ce347b1187b3c011dd8a5f3a1e3797bbdd94ff9