Sep 02 03:27:17.835 INFO checking rbtree-0.1.5 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 03:27:17.835 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 03:27:17.835 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 03:27:18.013 INFO blam! 0519bd1387e0e135410cd10f04fc2c0cb1416a00e6b8360c7e23c634a92e8744
Sep 02 03:27:18.015 INFO running `"docker" "start" "-a" "0519bd1387e0e135410cd10f04fc2c0cb1416a00e6b8360c7e23c634a92e8744"`
Sep 02 03:27:18.617 INFO kablam!     Checking rbtree v0.1.5 (file:///source)
Sep 02 03:27:19.069 INFO kablam! warning: unused import: `super::RBTree`
Sep 02 03:27:19.069 INFO kablam!     --> src/lib.rs:1404:9
Sep 02 03:27:19.069 INFO kablam!      |
Sep 02 03:27:19.069 INFO kablam! 1404 |     use super::RBTree;
Sep 02 03:27:19.069 INFO kablam!      |         ^^^^^^^^^^^^^
Sep 02 03:27:19.069 INFO kablam!      |
Sep 02 03:27:19.070 INFO kablam!      = note: #[warn(unused_imports)] on by default
Sep 02 03:27:19.070 INFO kablam! 
Sep 02 03:27:20.518 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Sep 02 03:27:20.521 INFO kablam! su: No module specific data is present
Sep 02 03:27:20.972 INFO running `"docker" "rm" "-f" "0519bd1387e0e135410cd10f04fc2c0cb1416a00e6b8360c7e23c634a92e8744"`
Sep 02 03:27:21.105 INFO blam! 0519bd1387e0e135410cd10f04fc2c0cb1416a00e6b8360c7e23c634a92e8744