Dec 01 01:25:38.833 INFO checking bloomchain-0.2.0 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Dec 01 01:25:38.833 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 01 01:25:39.245 INFO [stdout] c9c8b81aaf22955e77dbc76d4af8f55378b815cb67d9c43e5979b19f6910bd7b
Dec 01 01:25:39.247 INFO running `"docker" "start" "-a" "c9c8b81aaf22955e77dbc76d4af8f55378b815cb67d9c43e5979b19f6910bd7b"`
Dec 01 01:25:40.005 INFO [stderr] usermod: no changes
Dec 01 01:25:40.060 INFO [stderr]     Checking ethbloom v0.2.5
Dec 01 01:25:40.705 INFO [stderr]     Checking bloomchain v0.2.0 (/source)
Dec 01 01:25:41.656 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:25:41.656 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 01 01:25:41.656 INFO [stderr]    |
Dec 01 01:25:41.656 INFO [stderr] 36 |                     let mut group = acc
Dec 01 01:25:41.656 INFO [stderr]    |                         ----^^^^^
Dec 01 01:25:41.656 INFO [stderr]    |                         |
Dec 01 01:25:41.656 INFO [stderr]    |                         help: remove this `mut`
Dec 01 01:25:41.668 INFO [stderr]    |
Dec 01 01:25:41.668 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 01:25:41.668 INFO [stderr] 
Dec 01 01:25:41.668 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:25:41.668 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 01 01:25:41.668 INFO [stderr]    |
Dec 01 01:25:41.668 INFO [stderr] 36 |                     let mut group = acc
Dec 01 01:25:41.668 INFO [stderr]    |                         ----^^^^^
Dec 01 01:25:41.668 INFO [stderr]    |                         |
Dec 01 01:25:41.668 INFO [stderr]    |                         help: remove this `mut`
Dec 01 01:25:41.668 INFO [stderr] 
Dec 01 01:25:42.016 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:25:42.016 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 01 01:25:42.016 INFO [stderr]    |
Dec 01 01:25:42.016 INFO [stderr] 36 |                     let mut group = acc
Dec 01 01:25:42.016 INFO [stderr]    |                         ----^^^^^
Dec 01 01:25:42.016 INFO [stderr]    |                         |
Dec 01 01:25:42.016 INFO [stderr]    |                         help: remove this `mut`
Dec 01 01:25:42.016 INFO [stderr]    |
Dec 01 01:25:42.016 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 01:25:42.016 INFO [stderr] 
Dec 01 01:25:42.016 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:25:42.016 INFO [stderr]   --> src/group/chain.rs:36:10
Dec 01 01:25:42.016 INFO [stderr]    |
Dec 01 01:25:42.016 INFO [stderr] 36 |                     let mut group = acc
Dec 01 01:25:42.016 INFO [stderr]    |                         ----^^^^^
Dec 01 01:25:42.016 INFO [stderr]    |                         |
Dec 01 01:25:42.016 INFO [stderr]    |                         help: remove this `mut`
Dec 01 01:25:42.016 INFO [stderr] 
Dec 01 01:25:43.227 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.20s
Dec 01 01:25:43.231 INFO [stderr] su: No module specific data is present
Dec 01 01:25:43.458 INFO running `"docker" "inspect" "c9c8b81aaf22955e77dbc76d4af8f55378b815cb67d9c43e5979b19f6910bd7b"`
Dec 01 01:25:43.551 INFO running `"docker" "rm" "-f" "c9c8b81aaf22955e77dbc76d4af8f55378b815cb67d9c43e5979b19f6910bd7b"`
Dec 01 01:25:43.672 INFO [stdout] c9c8b81aaf22955e77dbc76d4af8f55378b815cb67d9c43e5979b19f6910bd7b