Sep 19 22:23:33.078 INFO checking merkle_tree-0.1.0 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 22:23:33.078 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 22:23:33.078 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-6/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 22:23:33.415 INFO blam! 6d1267a062f9f5c9b27aba8c59e37a9fda248f5f27388995574f996eb37c2752
Sep 19 22:23:33.421 INFO running `"docker" "start" "-a" "6d1267a062f9f5c9b27aba8c59e37a9fda248f5f27388995574f996eb37c2752"`
Sep 19 22:23:34.615 INFO kablam! usermod: no changes
Sep 19 22:23:34.827 INFO kablam!     Checking merkle_tree v0.1.0 (/source)
Sep 19 22:23:37.695 INFO kablam! warning: unused import: `self::crypto::sha2::Sha256`
Sep 19 22:23:37.695 INFO kablam!   --> tests/bench_append.rs:13:9
Sep 19 22:23:37.695 INFO kablam!    |
Sep 19 22:23:37.695 INFO kablam! 13 |     use self::crypto::sha2::Sha256;
Sep 19 22:23:37.695 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 22:23:37.695 INFO kablam!    |
Sep 19 22:23:37.695 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 19 22:23:37.695 INFO kablam! 
Sep 19 22:23:37.695 INFO kablam! warning: unused import: `self::crypto::digest::Digest`
Sep 19 22:23:37.695 INFO kablam!   --> tests/bench_append.rs:14:9
Sep 19 22:23:37.695 INFO kablam!    |
Sep 19 22:23:37.695 INFO kablam! 14 |     use self::crypto::digest::Digest;
Sep 19 22:23:37.695 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 22:23:37.695 INFO kablam! 
Sep 19 22:23:38.011 INFO kablam! warning: unused variable: `a`
Sep 19 22:23:38.011 INFO kablam!    --> tests/bench_build_tree.rs:518:30
Sep 19 22:23:38.011 INFO kablam!     |
Sep 19 22:23:38.011 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Sep 19 22:23:38.011 INFO kablam!     |                              ^ help: consider using `_a` instead
Sep 19 22:23:38.011 INFO kablam!     |
Sep 19 22:23:38.011 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 19 22:23:38.011 INFO kablam! 
Sep 19 22:23:38.011 INFO kablam! warning: unused variable: `b`
Sep 19 22:23:38.011 INFO kablam!    --> tests/bench_build_tree.rs:518:33
Sep 19 22:23:38.011 INFO kablam!     |
Sep 19 22:23:38.011 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Sep 19 22:23:38.011 INFO kablam!     |                                 ^ help: consider using `_b` instead
Sep 19 22:23:38.011 INFO kablam! 
Sep 19 22:23:38.098 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
Sep 19 22:23:38.107 INFO kablam! su: No module specific data is present
Sep 19 22:23:38.763 INFO running `"docker" "rm" "-f" "6d1267a062f9f5c9b27aba8c59e37a9fda248f5f27388995574f996eb37c2752"`
Sep 19 22:23:39.038 INFO blam! 6d1267a062f9f5c9b27aba8c59e37a9fda248f5f27388995574f996eb37c2752