Nov 04 21:01:54.654 INFO checking merkle_tree-0.1.0 against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 21:01:54.655 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-7/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 21:01:55.106 INFO blam! 0de54e51746e73d35baf43239e2bd91e665716bd50397e1be9f7e970bb90c2bb
Nov 04 21:01:55.108 INFO running `"docker" "start" "-a" "0de54e51746e73d35baf43239e2bd91e665716bd50397e1be9f7e970bb90c2bb"`
Nov 04 21:01:56.361 INFO kablam! usermod: no changes
Nov 04 21:01:56.555 INFO kablam!     Checking merkle_tree v0.1.0 (/source)
Nov 04 21:02:03.895 INFO kablam! warning: unused import: `self::crypto::sha2::Sha256`
Nov 04 21:02:03.895 INFO kablam!   --> tests/bench_append.rs:13:9
Nov 04 21:02:03.895 INFO kablam!    |
Nov 04 21:02:03.895 INFO kablam! 13 |     use self::crypto::sha2::Sha256;
Nov 04 21:02:03.895 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 21:02:03.895 INFO kablam!    |
Nov 04 21:02:03.895 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 04 21:02:03.895 INFO kablam! 
Nov 04 21:02:03.895 INFO kablam! warning: unused import: `self::crypto::digest::Digest`
Nov 04 21:02:03.895 INFO kablam!   --> tests/bench_append.rs:14:9
Nov 04 21:02:03.895 INFO kablam!    |
Nov 04 21:02:03.895 INFO kablam! 14 |     use self::crypto::digest::Digest;
Nov 04 21:02:03.895 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 21:02:03.895 INFO kablam! 
Nov 04 21:02:04.331 INFO kablam! warning: unused variable: `a`
Nov 04 21:02:04.331 INFO kablam!    --> tests/bench_build_tree.rs:518:30
Nov 04 21:02:04.331 INFO kablam!     |
Nov 04 21:02:04.331 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Nov 04 21:02:04.331 INFO kablam!     |                              ^ help: consider using `_a` instead
Nov 04 21:02:04.331 INFO kablam!     |
Nov 04 21:02:04.331 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 04 21:02:04.331 INFO kablam! 
Nov 04 21:02:04.331 INFO kablam! warning: unused variable: `b`
Nov 04 21:02:04.331 INFO kablam!    --> tests/bench_build_tree.rs:518:33
Nov 04 21:02:04.331 INFO kablam!     |
Nov 04 21:02:04.331 INFO kablam! 518 |             (0..n).fold((), |a, b| {
Nov 04 21:02:04.331 INFO kablam!     |                                 ^ help: consider using `_b` instead
Nov 04 21:02:04.331 INFO kablam! 
Nov 04 21:02:04.464 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.07s
Nov 04 21:02:04.483 INFO kablam! su: No module specific data is present
Nov 04 21:02:05.043 INFO running `"docker" "rm" "-f" "0de54e51746e73d35baf43239e2bd91e665716bd50397e1be9f7e970bb90c2bb"`
Nov 04 21:02:05.375 INFO blam! 0de54e51746e73d35baf43239e2bd91e665716bd50397e1be9f7e970bb90c2bb