Nov 01 19:53:40.282 INFO checking merkle_tree-0.1.0 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 19:53:40.282 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 19:53:40.688 INFO blam! b657b1b1c611daec77633c715a8c9df1bd091e09397c03e53793b21154bc857c
Nov 01 19:53:40.696 INFO running `"docker" "start" "-a" "b657b1b1c611daec77633c715a8c9df1bd091e09397c03e53793b21154bc857c"`
Nov 01 19:53:42.064 INFO kablam! usermod: no changes
Nov 01 19:53:42.240 INFO kablam!     Checking hex-slice v0.1.4
Nov 01 19:53:42.240 INFO kablam!     Checking rayon v0.7.1
Nov 01 19:53:45.226 INFO kablam!     Checking merkle_tree v0.1.0 (/source)
Nov 01 19:53:51.916 INFO kablam! warning: unused import: `self::crypto::sha2::Sha256`
Nov 01 19:53:51.916 INFO kablam!   --> tests/bench_append.rs:13:9
Nov 01 19:53:51.916 INFO kablam!    |
Nov 01 19:53:51.916 INFO kablam! 13 |     use self::crypto::sha2::Sha256;
Nov 01 19:53:51.916 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 19:53:51.916 INFO kablam!    |
Nov 01 19:53:51.916 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 19:53:51.916 INFO kablam! 
Nov 01 19:53:51.916 INFO kablam! warning: unused import: `self::crypto::digest::Digest`
Nov 01 19:53:51.916 INFO kablam!   --> tests/bench_append.rs:14:9
Nov 01 19:53:51.916 INFO kablam!    |
Nov 01 19:53:51.916 INFO kablam! 14 |     use self::crypto::digest::Digest;
Nov 01 19:53:51.916 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 19:53:51.916 INFO kablam! 
Nov 01 19:53:52.554 INFO kablam! warning: unused variable: `a`
Nov 01 19:53:52.554 INFO kablam!    --> tests/bench_build_tree.rs:518:30
Nov 01 19:53:52.555 INFO kablam!     |
Nov 01 19:53:52.555 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Nov 01 19:53:52.555 INFO kablam!     |                              ^ help: consider using `_a` instead
Nov 01 19:53:52.555 INFO kablam!     |
Nov 01 19:53:52.555 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 19:53:52.555 INFO kablam! 
Nov 01 19:53:52.555 INFO kablam! warning: unused variable: `b`
Nov 01 19:53:52.555 INFO kablam!    --> tests/bench_build_tree.rs:518:33
Nov 01 19:53:52.555 INFO kablam!     |
Nov 01 19:53:52.555 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Nov 01 19:53:52.555 INFO kablam!     |                                 ^ help: consider using `_b` instead
Nov 01 19:53:52.555 INFO kablam! 
Nov 01 19:53:52.680 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.58s
Nov 01 19:53:52.696 INFO kablam! su: No module specific data is present
Nov 01 19:53:53.357 INFO running `"docker" "rm" "-f" "b657b1b1c611daec77633c715a8c9df1bd091e09397c03e53793b21154bc857c"`
Nov 01 19:53:53.709 INFO blam! b657b1b1c611daec77633c715a8c9df1bd091e09397c03e53793b21154bc857c