Sep 18 03:04:12.405 INFO checking btree-0.1.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 03:04:12.405 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 03:04:12.405 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 03:04:12.594 INFO blam! 018ab7c2a76dcd5b3da33b4dc357af1bfe818c33b7a2b099d09b09a75f247143
Sep 18 03:04:12.595 INFO running `"docker" "start" "-a" "018ab7c2a76dcd5b3da33b4dc357af1bfe818c33b7a2b099d09b09a75f247143"`
Sep 18 03:04:13.359 INFO kablam! usermod: no changes
Sep 18 03:04:13.378 INFO kablam! warning: `panic` setting is ignored for `test` profile
Sep 18 03:04:13.393 INFO kablam!     Checking raw_serde v0.1.4
Sep 18 03:04:18.328 INFO kablam!     Checking btree v0.1.0 (/source)
Sep 18 03:04:19.105 INFO kablam! warning: unused variable: `x`
Sep 18 03:04:19.105 INFO kablam!   --> src/lib.rs:26:13
Sep 18 03:04:19.106 INFO kablam!    |
Sep 18 03:04:19.106 INFO kablam! 26 |         let x = t.search(&i.to_string()).unwrap().unwrap();
Sep 18 03:04:19.106 INFO kablam!    |             ^ help: consider using `_x` instead
Sep 18 03:04:19.106 INFO kablam!    |
Sep 18 03:04:19.106 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 18 03:04:19.106 INFO kablam! 
Sep 18 03:04:19.206 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.83s
Sep 18 03:04:19.215 INFO kablam! su: No module specific data is present
Sep 18 03:04:20.009 INFO running `"docker" "rm" "-f" "018ab7c2a76dcd5b3da33b4dc357af1bfe818c33b7a2b099d09b09a75f247143"`
Sep 18 03:04:20.109 INFO blam! 018ab7c2a76dcd5b3da33b4dc357af1bfe818c33b7a2b099d09b09a75f247143