Dec 05 16:07:29.290 INFO checking bloomchain-0.2.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 16:07:29.290 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 16:07:29.540 INFO [stdout] 3feac49d9a2fbee233ea7e5dd69597f989e87f8a83707e9e61641cbb6234c79e
Dec 05 16:07:29.543 INFO running `"docker" "start" "-a" "3feac49d9a2fbee233ea7e5dd69597f989e87f8a83707e9e61641cbb6234c79e"`
Dec 05 16:07:29.984 INFO [stderr] usermod: no changes
Dec 05 16:07:30.036 INFO [stderr]     Checking ethbloom v0.2.5
Dec 05 16:07:30.799 INFO [stderr]     Checking bloomchain v0.2.0 (/source)
Dec 05 16:07:31.679 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:07:31.679 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 05 16:07:31.679 INFO [stderr]    |
Dec 05 16:07:31.679 INFO [stderr] 36 |                     let mut group = acc
Dec 05 16:07:31.679 INFO [stderr]    |                         ----^^^^^
Dec 05 16:07:31.679 INFO [stderr]    |                         |
Dec 05 16:07:31.679 INFO [stderr]    |                         help: remove this `mut`
Dec 05 16:07:31.679 INFO [stderr]    |
Dec 05 16:07:31.679 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 16:07:31.679 INFO [stderr] 
Dec 05 16:07:31.679 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:07:31.679 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 05 16:07:31.679 INFO [stderr]    |
Dec 05 16:07:31.679 INFO [stderr] 36 |                     let mut group = acc
Dec 05 16:07:31.679 INFO [stderr]    |                         ----^^^^^
Dec 05 16:07:31.679 INFO [stderr]    |                         |
Dec 05 16:07:31.679 INFO [stderr]    |                         help: remove this `mut`
Dec 05 16:07:31.679 INFO [stderr] 
Dec 05 16:07:31.995 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:07:31.995 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 05 16:07:31.995 INFO [stderr]    |
Dec 05 16:07:31.995 INFO [stderr] 36 |                     let mut group = acc
Dec 05 16:07:31.995 INFO [stderr]    |                         ----^^^^^
Dec 05 16:07:31.995 INFO [stderr]    |                         |
Dec 05 16:07:31.995 INFO [stderr]    |                         help: remove this `mut`
Dec 05 16:07:31.995 INFO [stderr]    |
Dec 05 16:07:31.996 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 16:07:31.996 INFO [stderr] 
Dec 05 16:07:31.996 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:07:31.996 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 05 16:07:31.996 INFO [stderr]    |
Dec 05 16:07:31.996 INFO [stderr] 36 |                     let mut group = acc
Dec 05 16:07:31.996 INFO [stderr]    |                         ----^^^^^
Dec 05 16:07:31.996 INFO [stderr]    |                         |
Dec 05 16:07:31.996 INFO [stderr]    |                         help: remove this `mut`
Dec 05 16:07:31.996 INFO [stderr] 
Dec 05 16:07:33.031 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
Dec 05 16:07:33.035 INFO [stderr] su: No module specific data is present
Dec 05 16:07:33.471 INFO running `"docker" "inspect" "3feac49d9a2fbee233ea7e5dd69597f989e87f8a83707e9e61641cbb6234c79e"`
Dec 05 16:07:33.599 INFO running `"docker" "rm" "-f" "3feac49d9a2fbee233ea7e5dd69597f989e87f8a83707e9e61641cbb6234c79e"`
Dec 05 16:07:33.748 INFO [stdout] 3feac49d9a2fbee233ea7e5dd69597f989e87f8a83707e9e61641cbb6234c79e