Oct 31 19:09:53.675 INFO checking ttakamura/binary-nn-rust against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 19:09:53.675 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Oct 31 19:09:54.264 INFO blam! 338fc02aaa652e33d037209577c480e5af0d3d4f03a5810bc41fc135c51f8d15
Oct 31 19:09:54.266 INFO running `"docker" "start" "-a" "338fc02aaa652e33d037209577c480e5af0d3d4f03a5810bc41fc135c51f8d15"`
Oct 31 19:09:56.840 INFO kablam! usermod: no changes
Oct 31 19:09:56.920 INFO kablam!     Checking serde v0.9.12
Oct 31 19:09:56.921 INFO kablam!    Compiling syn v0.11.9
Oct 31 19:10:06.352 INFO kablam!    Compiling serde_codegen_internals v0.14.2
Oct 31 19:10:09.530 INFO kablam!    Compiling serde_derive v0.9.12
Oct 31 19:10:18.518 INFO kablam!     Checking bincode v1.0.0-alpha6
Oct 31 19:10:20.260 INFO kablam!     Checking binary_nn v0.1.0 (/source)
Oct 31 19:10:24.923 INFO kablam! warning: variable does not need to be mutable
Oct 31 19:10:24.923 INFO kablam!   --> tests/bitmatrix_test.rs:40:9
Oct 31 19:10:24.923 INFO kablam!    |
Oct 31 19:10:24.923 INFO kablam! 40 |     let mut x = BitMatrix2::falses((3, 34));
Oct 31 19:10:24.923 INFO kablam!    |         ----^
Oct 31 19:10:24.923 INFO kablam!    |         |
Oct 31 19:10:24.923 INFO kablam!    |         help: remove this `mut`
Oct 31 19:10:24.923 INFO kablam!    |
Oct 31 19:10:24.923 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 19:10:24.923 INFO kablam! 
Oct 31 19:10:24.926 INFO kablam! warning: variable does not need to be mutable
Oct 31 19:10:24.926 INFO kablam!   --> tests/bitmatrix_test.rs:41:9
Oct 31 19:10:24.927 INFO kablam!    |
Oct 31 19:10:24.927 INFO kablam! 41 |     let mut y = BitMatrix2::falses((34, 2));
Oct 31 19:10:24.927 INFO kablam!    |         ----^
Oct 31 19:10:24.928 INFO kablam!    |         |
Oct 31 19:10:24.928 INFO kablam!    |         help: remove this `mut`
Oct 31 19:10:24.928 INFO kablam! 
Oct 31 19:10:26.129 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 29.26s
Oct 31 19:10:26.144 INFO kablam! su: No module specific data is present
Oct 31 19:10:27.190 INFO running `"docker" "rm" "-f" "338fc02aaa652e33d037209577c480e5af0d3d4f03a5810bc41fc135c51f8d15"`
Oct 31 19:10:27.448 INFO blam! 338fc02aaa652e33d037209577c480e5af0d3d4f03a5810bc41fc135c51f8d15