Sep 14 13:13:47.221 INFO checking merkle_tree-0.1.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 13:13:47.221 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 13:13:47.221 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/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 13:13:47.497 INFO blam! d40e807fb9c60abb2b3aefd8cbc98318ca334d76dbdbfbfd1855d17ae1e788d2
Sep 14 13:13:47.502 INFO running `"docker" "start" "-a" "d40e807fb9c60abb2b3aefd8cbc98318ca334d76dbdbfbfd1855d17ae1e788d2"`
Sep 14 13:13:48.489 INFO kablam! usermod: no changes
Sep 14 13:13:48.682 INFO kablam!     Checking rayon v0.7.1
Sep 14 13:13:51.075 INFO kablam!     Checking merkle_tree v0.1.0 (file:///source)
Sep 14 13:13:54.103 INFO kablam! warning: unused import: `self::crypto::sha2::Sha256`
Sep 14 13:13:54.103 INFO kablam!   --> tests/bench_append.rs:13:9
Sep 14 13:13:54.103 INFO kablam!    |
Sep 14 13:13:54.103 INFO kablam! 13 |     use self::crypto::sha2::Sha256;
Sep 14 13:13:54.103 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:13:54.103 INFO kablam!    |
Sep 14 13:13:54.103 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 14 13:13:54.103 INFO kablam! 
Sep 14 13:13:54.103 INFO kablam! warning: unused import: `self::crypto::digest::Digest`
Sep 14 13:13:54.103 INFO kablam!   --> tests/bench_append.rs:14:9
Sep 14 13:13:54.103 INFO kablam!    |
Sep 14 13:13:54.103 INFO kablam! 14 |     use self::crypto::digest::Digest;
Sep 14 13:13:54.103 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:13:54.103 INFO kablam! 
Sep 14 13:13:54.619 INFO kablam! warning: unused variable: `a`
Sep 14 13:13:54.619 INFO kablam!    --> tests/bench_build_tree.rs:518:30
Sep 14 13:13:54.619 INFO kablam!     |
Sep 14 13:13:54.619 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Sep 14 13:13:54.619 INFO kablam!     |                              ^ help: consider using `_a` instead
Sep 14 13:13:54.619 INFO kablam!     |
Sep 14 13:13:54.619 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 14 13:13:54.619 INFO kablam! 
Sep 14 13:13:54.619 INFO kablam! warning: unused variable: `b`
Sep 14 13:13:54.619 INFO kablam!    --> tests/bench_build_tree.rs:518:33
Sep 14 13:13:54.619 INFO kablam!     |
Sep 14 13:13:54.619 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Sep 14 13:13:54.619 INFO kablam!     |                                 ^ help: consider using `_b` instead
Sep 14 13:13:54.619 INFO kablam! 
Sep 14 13:13:54.757 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.23s
Sep 14 13:13:54.773 INFO kablam! su: No module specific data is present
Sep 14 13:13:55.587 INFO running `"docker" "rm" "-f" "d40e807fb9c60abb2b3aefd8cbc98318ca334d76dbdbfbfd1855d17ae1e788d2"`
Sep 14 13:13:55.873 INFO blam! d40e807fb9c60abb2b3aefd8cbc98318ca334d76dbdbfbfd1855d17ae1e788d2