Dec 04 07:41:38.888 INFO checking vernonrj/similarity against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 07:41:38.888 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 07:41:39.453 INFO [stdout] b201ba17b9904bf2da43f4fcd8891291c27b8a8458c2a5424f0870cbab6a187e
Dec 04 07:41:39.455 INFO running `"docker" "start" "-a" "b201ba17b9904bf2da43f4fcd8891291c27b8a8458c2a5424f0870cbab6a187e"`
Dec 04 07:41:41.356 INFO [stderr] usermod: no changes
Dec 04 07:41:41.511 INFO [stderr]    Compiling gcc v0.3.43
Dec 04 07:41:41.511 INFO [stderr]    Compiling backtrace v0.3.0
Dec 04 07:41:41.511 INFO [stderr]     Checking rustc-demangle v0.1.4
Dec 04 07:41:41.515 INFO [stderr]     Checking memchr v1.0.1
Dec 04 07:41:41.515 INFO [stderr]     Checking clap v2.21.1
Dec 04 07:41:46.175 INFO [stderr]    Compiling backtrace-sys v0.1.10
Dec 04 07:42:05.252 INFO [stderr]     Checking error-chain v0.10.0
Dec 04 07:42:05.865 INFO [stderr]     Checking similarity v0.1.0 (/source)
Dec 04 07:42:06.679 INFO [stderr] warning: variable does not need to be mutable
Dec 04 07:42:06.679 INFO [stderr]    --> src/diffcore.rs:143:21
Dec 04 07:42:06.679 INFO [stderr]     |
Dec 04 07:42:06.679 INFO [stderr] 143 |                 let mut e = h.entry(buf).or_insert((hashed, 0));
Dec 04 07:42:06.679 INFO [stderr]     |                     ----^
Dec 04 07:42:06.679 INFO [stderr]     |                     |
Dec 04 07:42:06.679 INFO [stderr]     |                     help: remove this `mut`
Dec 04 07:42:06.679 INFO [stderr]     |
Dec 04 07:42:06.679 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 07:42:06.679 INFO [stderr] 
Dec 04 07:42:06.818 INFO [stderr] warning: variable does not need to be mutable
Dec 04 07:42:06.819 INFO [stderr]    --> src/diffcore.rs:143:21
Dec 04 07:42:06.819 INFO [stderr]     |
Dec 04 07:42:06.819 INFO [stderr] 143 |                 let mut e = h.entry(buf).or_insert((hashed, 0));
Dec 04 07:42:06.819 INFO [stderr]     |                     ----^
Dec 04 07:42:06.820 INFO [stderr]     |                     |
Dec 04 07:42:06.820 INFO [stderr]     |                     help: remove this `mut`
Dec 04 07:42:06.820 INFO [stderr]     |
Dec 04 07:42:06.820 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 07:42:06.821 INFO [stderr] 
Dec 04 07:42:06.868 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.47s
Dec 04 07:42:06.879 INFO [stderr] su: No module specific data is present
Dec 04 07:42:08.453 INFO running `"docker" "inspect" "b201ba17b9904bf2da43f4fcd8891291c27b8a8458c2a5424f0870cbab6a187e"`
Dec 04 07:42:08.673 INFO running `"docker" "rm" "-f" "b201ba17b9904bf2da43f4fcd8891291c27b8a8458c2a5424f0870cbab6a187e"`
Dec 04 07:42:08.995 INFO [stdout] b201ba17b9904bf2da43f4fcd8891291c27b8a8458c2a5424f0870cbab6a187e