Sep 20 04:15:39.277 INFO checking btree-0.1.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 04:15:39.277 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 04:15:39.277 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 04:15:39.523 INFO blam! 8e906573c7d498c1e6b1f7929182f861b7f0cbbfe9d0ed8dcadd4b4c13b51445
Sep 20 04:15:39.529 INFO running `"docker" "start" "-a" "8e906573c7d498c1e6b1f7929182f861b7f0cbbfe9d0ed8dcadd4b4c13b51445"`
Sep 20 04:15:40.529 INFO kablam! usermod: no changes
Sep 20 04:15:40.582 INFO kablam! warning: `panic` setting is ignored for `test` profile
Sep 20 04:15:40.591 INFO kablam!     Checking raw_serde v0.1.4
Sep 20 04:15:45.654 INFO kablam!     Checking btree v0.1.0 (/source)
Sep 20 04:15:46.415 INFO kablam! warning: unused variable: `x`
Sep 20 04:15:46.415 INFO kablam!   --> src/lib.rs:26:13
Sep 20 04:15:46.415 INFO kablam!    |
Sep 20 04:15:46.415 INFO kablam! 26 |         let x = t.search(&i.to_string()).unwrap().unwrap();
Sep 20 04:15:46.415 INFO kablam!    |             ^ help: consider using `_x` instead
Sep 20 04:15:46.415 INFO kablam!    |
Sep 20 04:15:46.415 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 20 04:15:46.415 INFO kablam! 
Sep 20 04:15:46.497 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.94s
Sep 20 04:15:46.507 INFO kablam! su: No module specific data is present
Sep 20 04:15:47.118 INFO running `"docker" "rm" "-f" "8e906573c7d498c1e6b1f7929182f861b7f0cbbfe9d0ed8dcadd4b4c13b51445"`
Sep 20 04:15:47.306 INFO blam! 8e906573c7d498c1e6b1f7929182f861b7f0cbbfe9d0ed8dcadd4b4c13b51445