Dec 05 16:07:29.096 INFO checking bloomchain-0.2.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 16:07:29.097 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 05 16:07:29.367 INFO [stdout] 77611297a6749600cede6b0430b3b0ebca3213f14a738abb638af60bbaa8cca7
Dec 05 16:07:29.369 INFO running `"docker" "start" "-a" "77611297a6749600cede6b0430b3b0ebca3213f14a738abb638af60bbaa8cca7"`
Dec 05 16:07:29.900 INFO [stderr] usermod: no changes
Dec 05 16:07:29.961 INFO [stderr]     Checking ethbloom v0.2.5
Dec 05 16:07:30.634 INFO [stderr]     Checking bloomchain v0.2.0 (/source)
Dec 05 16:07:31.823 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:07:31.823 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 05 16:07:31.823 INFO [stderr]    |
Dec 05 16:07:31.823 INFO [stderr] 36 |                     let mut group = acc
Dec 05 16:07:31.823 INFO [stderr]    |                         ----^^^^^
Dec 05 16:07:31.823 INFO [stderr]    |                         |
Dec 05 16:07:31.823 INFO [stderr]    |                         help: remove this `mut`
Dec 05 16:07:31.823 INFO [stderr]    |
Dec 05 16:07:31.823 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 16:07:31.823 INFO [stderr] 
Dec 05 16:07:31.823 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:07:31.823 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 05 16:07:31.823 INFO [stderr]    |
Dec 05 16:07:31.823 INFO [stderr] 36 |                     let mut group = acc
Dec 05 16:07:31.823 INFO [stderr]    |                         ----^^^^^
Dec 05 16:07:31.823 INFO [stderr]    |                         |
Dec 05 16:07:31.823 INFO [stderr]    |                         help: remove this `mut`
Dec 05 16:07:31.823 INFO [stderr] 
Dec 05 16:07:31.859 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:07:31.859 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 05 16:07:31.859 INFO [stderr]    |
Dec 05 16:07:31.859 INFO [stderr] 36 |                     let mut group = acc
Dec 05 16:07:31.859 INFO [stderr]    |                         ----^^^^^
Dec 05 16:07:31.860 INFO [stderr]    |                         |
Dec 05 16:07:31.860 INFO [stderr]    |                         help: remove this `mut`
Dec 05 16:07:31.860 INFO [stderr]    |
Dec 05 16:07:31.860 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 16:07:31.860 INFO [stderr] 
Dec 05 16:07:31.860 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:07:31.860 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 05 16:07:31.860 INFO [stderr]    |
Dec 05 16:07:31.860 INFO [stderr] 36 |                     let mut group = acc
Dec 05 16:07:31.860 INFO [stderr]    |                         ----^^^^^
Dec 05 16:07:31.860 INFO [stderr]    |                         |
Dec 05 16:07:31.860 INFO [stderr]    |                         help: remove this `mut`
Dec 05 16:07:31.860 INFO [stderr] 
Dec 05 16:07:33.045 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
Dec 05 16:07:33.048 INFO [stderr] su: No module specific data is present
Dec 05 16:07:33.330 INFO running `"docker" "inspect" "77611297a6749600cede6b0430b3b0ebca3213f14a738abb638af60bbaa8cca7"`
Dec 05 16:07:33.380 INFO running `"docker" "rm" "-f" "77611297a6749600cede6b0430b3b0ebca3213f14a738abb638af60bbaa8cca7"`
Dec 05 16:07:33.470 INFO [stdout] 77611297a6749600cede6b0430b3b0ebca3213f14a738abb638af60bbaa8cca7