Jul 12 04:23:22.119 INFO checking merkle_tree-0.1.0 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 12 04:23:22.119 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 04:23:22.119 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 04:23:22.119 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-3/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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 +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 04:23:22.400 INFO blam! 8f2f248669960d71dec916090fc4a321731f34820484ebd8291525903f04553c
Jul 12 04:23:22.403 INFO running `"docker" "start" "-a" "8f2f248669960d71dec916090fc4a321731f34820484ebd8291525903f04553c"`
Jul 12 04:23:23.389 INFO kablam!     Checking hex-slice v0.1.4
Jul 12 04:23:23.397 INFO kablam!     Checking rayon v0.7.1
Jul 12 04:23:27.521 INFO kablam!     Checking merkle_tree v0.1.0 (file:///source)
Jul 12 04:23:31.090 INFO kablam! warning: unused import: `self::crypto::sha2::Sha256`
Jul 12 04:23:31.091 INFO kablam!   --> tests/bench_append.rs:13:9
Jul 12 04:23:31.091 INFO kablam!    |
Jul 12 04:23:31.091 INFO kablam! 13 |     use self::crypto::sha2::Sha256;
Jul 12 04:23:31.091 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 04:23:31.091 INFO kablam!    |
Jul 12 04:23:31.091 INFO kablam!    = note: #[warn(unused_imports)] on by default
Jul 12 04:23:31.091 INFO kablam! 
Jul 12 04:23:31.091 INFO kablam! warning: unused import: `self::crypto::digest::Digest`
Jul 12 04:23:31.091 INFO kablam!   --> tests/bench_append.rs:14:9
Jul 12 04:23:31.091 INFO kablam!    |
Jul 12 04:23:31.091 INFO kablam! 14 |     use self::crypto::digest::Digest;
Jul 12 04:23:31.091 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 04:23:31.091 INFO kablam! 
Jul 12 04:23:31.346 INFO kablam! warning: unused variable: `a`
Jul 12 04:23:31.346 INFO kablam!    --> tests/bench_build_tree.rs:518:30
Jul 12 04:23:31.346 INFO kablam!     |
Jul 12 04:23:31.346 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Jul 12 04:23:31.346 INFO kablam!     |                              ^ help: consider using `_a` instead
Jul 12 04:23:31.347 INFO kablam!     |
Jul 12 04:23:31.347 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 12 04:23:31.347 INFO kablam! 
Jul 12 04:23:31.347 INFO kablam! warning: unused variable: `b`
Jul 12 04:23:31.347 INFO kablam!    --> tests/bench_build_tree.rs:518:33
Jul 12 04:23:31.347 INFO kablam!     |
Jul 12 04:23:31.347 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Jul 12 04:23:31.347 INFO kablam!     |                                 ^ help: consider using `_b` instead
Jul 12 04:23:31.347 INFO kablam! 
Jul 12 04:23:31.505 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.25s
Jul 12 04:23:31.523 INFO kablam! su: No module specific data is present
Jul 12 04:23:31.999 INFO running `"docker" "rm" "-f" "8f2f248669960d71dec916090fc4a321731f34820484ebd8291525903f04553c"`
Jul 12 04:23:32.181 INFO blam! 8f2f248669960d71dec916090fc4a321731f34820484ebd8291525903f04553c