Sep 14 19:01:07.262 INFO checking btree-0.1.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 19:01:07.262 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 19:01:07.262 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 19:01:07.397 INFO blam! 43f446a210af7e2e1aeaa2bec3bee59439fd133b976207eca7496820fe70b2bd
Sep 14 19:01:07.398 INFO running `"docker" "start" "-a" "43f446a210af7e2e1aeaa2bec3bee59439fd133b976207eca7496820fe70b2bd"`
Sep 14 19:01:08.155 INFO kablam! usermod: no changes
Sep 14 19:01:08.175 INFO kablam! warning: `panic` setting is ignored for `test` profile
Sep 14 19:01:08.190 INFO kablam!    Compiling raw_serde_derive v0.1.2
Sep 14 19:01:10.930 INFO kablam!     Checking raw_serde v0.1.4
Sep 14 19:01:15.942 INFO kablam!     Checking btree v0.1.0 (file:///source)
Sep 14 19:01:16.679 INFO kablam! warning: unused variable: `x`
Sep 14 19:01:16.679 INFO kablam!   --> src/lib.rs:26:13
Sep 14 19:01:16.679 INFO kablam!    |
Sep 14 19:01:16.679 INFO kablam! 26 |         let x = t.search(&i.to_string()).unwrap().unwrap();
Sep 14 19:01:16.679 INFO kablam!    |             ^ help: consider using `_x` instead
Sep 14 19:01:16.679 INFO kablam!    |
Sep 14 19:01:16.679 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 19:01:16.679 INFO kablam! 
Sep 14 19:01:16.840 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.67s
Sep 14 19:01:16.843 INFO kablam! su: No module specific data is present
Sep 14 19:01:17.628 INFO running `"docker" "rm" "-f" "43f446a210af7e2e1aeaa2bec3bee59439fd133b976207eca7496820fe70b2bd"`
Sep 14 19:01:17.886 INFO blam! 43f446a210af7e2e1aeaa2bec3bee59439fd133b976207eca7496820fe70b2bd