Nov 10 03:21:13.705 INFO checking merkle_tree-0.1.0 against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 10 03:21:13.707 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-7/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +653da4fd006c97625247acd7e076d0782cdc149b-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 10 03:21:14.100 INFO blam! f308efc1614c6f49358b3d138d6dcccc0f9ebc1620952944065e73bea9c28e71
Nov 10 03:21:14.119 INFO running `"docker" "start" "-a" "f308efc1614c6f49358b3d138d6dcccc0f9ebc1620952944065e73bea9c28e71"`
Nov 10 03:21:15.135 INFO kablam! usermod: no changes
Nov 10 03:21:15.331 INFO kablam!     Checking hex-slice v0.1.4
Nov 10 03:21:15.469 INFO kablam!     Checking merkle_tree v0.1.0 (/source)
Nov 10 03:21:21.795 INFO kablam! warning: unused variable: `a`
Nov 10 03:21:21.795 INFO kablam!    --> tests/bench_build_tree.rs:518:30
Nov 10 03:21:21.795 INFO kablam!     |
Nov 10 03:21:21.795 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Nov 10 03:21:21.796 INFO kablam!     |                              ^ help: consider using `_a` instead
Nov 10 03:21:21.796 INFO kablam!     |
Nov 10 03:21:21.796 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 10 03:21:21.796 INFO kablam! 
Nov 10 03:21:21.796 INFO kablam! warning: unused variable: `b`
Nov 10 03:21:21.796 INFO kablam!    --> tests/bench_build_tree.rs:518:33
Nov 10 03:21:21.796 INFO kablam!     |
Nov 10 03:21:21.796 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Nov 10 03:21:21.796 INFO kablam!     |                                 ^ help: consider using `_b` instead
Nov 10 03:21:21.796 INFO kablam! 
Nov 10 03:21:22.310 INFO kablam! warning: unused import: `self::crypto::sha2::Sha256`
Nov 10 03:21:22.310 INFO kablam!   --> tests/bench_append.rs:13:9
Nov 10 03:21:22.310 INFO kablam!    |
Nov 10 03:21:22.310 INFO kablam! 13 |     use self::crypto::sha2::Sha256;
Nov 10 03:21:22.310 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 03:21:22.310 INFO kablam!    |
Nov 10 03:21:22.310 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 10 03:21:22.310 INFO kablam! 
Nov 10 03:21:22.310 INFO kablam! warning: unused import: `self::crypto::digest::Digest`
Nov 10 03:21:22.310 INFO kablam!   --> tests/bench_append.rs:14:9
Nov 10 03:21:22.310 INFO kablam!    |
Nov 10 03:21:22.310 INFO kablam! 14 |     use self::crypto::digest::Digest;
Nov 10 03:21:22.310 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 03:21:22.310 INFO kablam! 
Nov 10 03:21:22.379 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.21s
Nov 10 03:21:22.391 INFO kablam! su: No module specific data is present
Nov 10 03:21:23.019 INFO running `"docker" "rm" "-f" "f308efc1614c6f49358b3d138d6dcccc0f9ebc1620952944065e73bea9c28e71"`
Nov 10 03:21:23.363 INFO blam! f308efc1614c6f49358b3d138d6dcccc0f9ebc1620952944065e73bea9c28e71