Sep 20 00:14:21.143 INFO checking merkle_tree-0.1.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 00:14:21.143 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 00:14:21.143 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-6/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 00:14:21.270 INFO blam! 33daacbc3d0e3e199583f0784aef783b37fe3ab6ba560a5fe2c917e9e5a86ef9
Sep 20 00:14:21.271 INFO running `"docker" "start" "-a" "33daacbc3d0e3e199583f0784aef783b37fe3ab6ba560a5fe2c917e9e5a86ef9"`
Sep 20 00:14:22.218 INFO kablam! usermod: no changes
Sep 20 00:14:22.407 INFO kablam!     Checking merkle_tree v0.1.0 (/source)
Sep 20 00:14:24.417 INFO kablam! warning: unused import: `self::crypto::sha2::Sha256`
Sep 20 00:14:24.417 INFO kablam!   --> tests/bench_append.rs:13:9
Sep 20 00:14:24.417 INFO kablam!    |
Sep 20 00:14:24.417 INFO kablam! 13 |     use self::crypto::sha2::Sha256;
Sep 20 00:14:24.417 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:14:24.417 INFO kablam!    |
Sep 20 00:14:24.417 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 20 00:14:24.417 INFO kablam! 
Sep 20 00:14:24.417 INFO kablam! warning: unused import: `self::crypto::digest::Digest`
Sep 20 00:14:24.417 INFO kablam!   --> tests/bench_append.rs:14:9
Sep 20 00:14:24.418 INFO kablam!    |
Sep 20 00:14:24.418 INFO kablam! 14 |     use self::crypto::digest::Digest;
Sep 20 00:14:24.418 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:14:24.418 INFO kablam! 
Sep 20 00:14:24.982 INFO kablam! warning: unused variable: `a`
Sep 20 00:14:24.982 INFO kablam!    --> tests/bench_build_tree.rs:518:30
Sep 20 00:14:24.982 INFO kablam!     |
Sep 20 00:14:24.982 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Sep 20 00:14:24.982 INFO kablam!     |                              ^ help: consider using `_a` instead
Sep 20 00:14:24.982 INFO kablam!     |
Sep 20 00:14:24.983 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 20 00:14:24.983 INFO kablam! 
Sep 20 00:14:24.983 INFO kablam! warning: unused variable: `b`
Sep 20 00:14:24.983 INFO kablam!    --> tests/bench_build_tree.rs:518:33
Sep 20 00:14:24.983 INFO kablam!     |
Sep 20 00:14:24.983 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Sep 20 00:14:24.983 INFO kablam!     |                                 ^ help: consider using `_b` instead
Sep 20 00:14:24.983 INFO kablam! 
Sep 20 00:14:25.052 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
Sep 20 00:14:25.063 INFO kablam! su: No module specific data is present
Sep 20 00:14:25.856 INFO running `"docker" "rm" "-f" "33daacbc3d0e3e199583f0784aef783b37fe3ab6ba560a5fe2c917e9e5a86ef9"`
Sep 20 00:14:25.938 INFO blam! 33daacbc3d0e3e199583f0784aef783b37fe3ab6ba560a5fe2c917e9e5a86ef9