Oct 12 11:43:46.611 INFO checking ttakamura/binary-nn-rust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 11:43:46.611 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 12 11:43:47.150 INFO blam! e00013dbb590a8a5262f9742189ed011bd3a8dc076f04006a133f1eb008326a8
Oct 12 11:43:47.153 INFO running `"docker" "start" "-a" "e00013dbb590a8a5262f9742189ed011bd3a8dc076f04006a133f1eb008326a8"`
Oct 12 11:43:49.136 INFO kablam! usermod: no changes
Oct 12 11:43:49.236 INFO kablam!     Checking serde v0.9.12
Oct 12 11:43:49.238 INFO kablam!    Compiling syn v0.11.9
Oct 12 11:43:57.824 INFO kablam!    Compiling serde_codegen_internals v0.14.2
Oct 12 11:44:00.725 INFO kablam!    Compiling serde_derive v0.9.12
Oct 12 11:44:05.367 INFO kablam!     Checking bincode v1.0.0-alpha6
Oct 12 11:44:10.076 INFO kablam!     Checking binary_nn v0.1.0 (/source)
Oct 12 11:44:14.312 INFO kablam! warning: variable does not need to be mutable
Oct 12 11:44:14.313 INFO kablam!   --> tests/bitmatrix_test.rs:40:9
Oct 12 11:44:14.313 INFO kablam!    |
Oct 12 11:44:14.313 INFO kablam! 40 |     let mut x = BitMatrix2::falses((3, 34));
Oct 12 11:44:14.313 INFO kablam!    |         ----^
Oct 12 11:44:14.314 INFO kablam!    |         |
Oct 12 11:44:14.314 INFO kablam!    |         help: remove this `mut`
Oct 12 11:44:14.314 INFO kablam!    |
Oct 12 11:44:14.314 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 11:44:14.314 INFO kablam! 
Oct 12 11:44:14.315 INFO kablam! warning: variable does not need to be mutable
Oct 12 11:44:14.315 INFO kablam!   --> tests/bitmatrix_test.rs:41:9
Oct 12 11:44:14.315 INFO kablam!    |
Oct 12 11:44:14.315 INFO kablam! 41 |     let mut y = BitMatrix2::falses((34, 2));
Oct 12 11:44:14.315 INFO kablam!    |         ----^
Oct 12 11:44:14.315 INFO kablam!    |         |
Oct 12 11:44:14.315 INFO kablam!    |         help: remove this `mut`
Oct 12 11:44:14.315 INFO kablam! 
Oct 12 11:44:15.268 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 26.10s
Oct 12 11:44:15.279 INFO kablam! su: No module specific data is present
Oct 12 11:44:16.121 INFO running `"docker" "rm" "-f" "e00013dbb590a8a5262f9742189ed011bd3a8dc076f04006a133f1eb008326a8"`
Oct 12 11:44:16.448 INFO blam! e00013dbb590a8a5262f9742189ed011bd3a8dc076f04006a133f1eb008326a8