Jul 12 04:23:21.980 INFO checking merkle_tree-0.1.0 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 04:23:21.981 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 04:23:21.981 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 04:23:21.981 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-7/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 04:23:22.215 INFO blam! 9f569709972813b4f610183f922de00d01792e16f426e225a11e11b0b80555dd
Jul 12 04:23:22.218 INFO running `"docker" "start" "-a" "9f569709972813b4f610183f922de00d01792e16f426e225a11e11b0b80555dd"`
Jul 12 04:23:23.233 INFO kablam!     Checking rayon v0.7.1
Jul 12 04:23:27.127 INFO kablam!     Checking merkle_tree v0.1.0 (file:///source)
Jul 12 04:23:30.569 INFO kablam! warning: unused import: `self::crypto::sha2::Sha256`
Jul 12 04:23:30.569 INFO kablam!   --> tests/bench_append.rs:13:9
Jul 12 04:23:30.569 INFO kablam!    |
Jul 12 04:23:30.569 INFO kablam! 13 |     use self::crypto::sha2::Sha256;
Jul 12 04:23:30.569 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 04:23:30.569 INFO kablam!    |
Jul 12 04:23:30.569 INFO kablam!    = note: #[warn(unused_imports)] on by default
Jul 12 04:23:30.569 INFO kablam! 
Jul 12 04:23:30.569 INFO kablam! warning: unused import: `self::crypto::digest::Digest`
Jul 12 04:23:30.569 INFO kablam!   --> tests/bench_append.rs:14:9
Jul 12 04:23:30.569 INFO kablam!    |
Jul 12 04:23:30.569 INFO kablam! 14 |     use self::crypto::digest::Digest;
Jul 12 04:23:30.569 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 04:23:30.569 INFO kablam! 
Jul 12 04:23:31.100 INFO kablam! warning: unused variable: `a`
Jul 12 04:23:31.100 INFO kablam!    --> tests/bench_build_tree.rs:518:30
Jul 12 04:23:31.100 INFO kablam!     |
Jul 12 04:23:31.100 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Jul 12 04:23:31.100 INFO kablam!     |                              ^ help: consider using `_a` instead
Jul 12 04:23:31.100 INFO kablam!     |
Jul 12 04:23:31.100 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 12 04:23:31.100 INFO kablam! 
Jul 12 04:23:31.100 INFO kablam! warning: unused variable: `b`
Jul 12 04:23:31.100 INFO kablam!    --> tests/bench_build_tree.rs:518:33
Jul 12 04:23:31.100 INFO kablam!     |
Jul 12 04:23:31.100 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Jul 12 04:23:31.101 INFO kablam!     |                                 ^ help: consider using `_b` instead
Jul 12 04:23:31.101 INFO kablam! 
Jul 12 04:23:31.231 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.17s
Jul 12 04:23:31.248 INFO kablam! su: No module specific data is present
Jul 12 04:23:31.734 INFO running `"docker" "rm" "-f" "9f569709972813b4f610183f922de00d01792e16f426e225a11e11b0b80555dd"`
Jul 12 04:23:31.875 INFO blam! 9f569709972813b4f610183f922de00d01792e16f426e225a11e11b0b80555dd