Nov 28 10:07:13.902 INFO checking acmumn/minnehack-blockchain-check-in against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 10:07:13.902 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 10:07:14.380 INFO [stdout] 004fac69e50b23a5dcb8f157a15d35628c31e9fe08c25748e870dd9cde99786c
Nov 28 10:07:14.386 INFO running `"docker" "start" "-a" "004fac69e50b23a5dcb8f157a15d35628c31e9fe08c25748e870dd9cde99786c"`
Nov 28 10:07:16.015 INFO [stderr] usermod: no changes
Nov 28 10:07:16.274 INFO [stderr]     Checking memchr v1.0.2
Nov 28 10:07:16.275 INFO [stderr]     Checking termion v1.5.1
Nov 28 10:07:16.275 INFO [stderr]     Checking rand v0.4.1
Nov 28 10:07:16.289 INFO [stderr]     Checking serde_cbor v0.8.1
Nov 28 10:07:16.290 INFO [stderr]     Checking arrayvec v0.4.6
Nov 28 10:07:16.291 INFO [stderr]     Checking bytes v0.4.6
Nov 28 10:07:16.305 INFO [stderr]     Checking regex v0.2.5
Nov 28 10:07:16.306 INFO [stderr]     Checking mio v0.6.12
Nov 28 10:07:19.473 INFO [stderr]     Checking nom v3.2.1
Nov 28 10:07:23.457 INFO [stderr]     Checking error-chain v0.10.0
Nov 28 10:07:24.654 INFO [stderr]     Checking tui v0.2.0
Nov 28 10:07:24.913 INFO [stderr]     Checking tokio-io v0.1.4
Nov 28 10:07:30.825 INFO [stderr]     Checking env_logger v0.4.3
Nov 28 10:07:30.826 INFO [stderr]     Checking dotenv v0.10.1
Nov 28 10:07:31.668 INFO [stderr]     Checking tokio-core v0.1.12
Nov 28 10:07:34.572 INFO [stderr]     Checking pretty_env_logger v0.1.1
Nov 28 10:07:34.572 INFO [stderr]     Checking quickcheck v0.6.0
Nov 28 10:07:36.965 INFO [stderr]     Checking minnehack-check-in v0.1.0 (/source)
Nov 28 10:07:40.906 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:07:40.907 INFO [stderr]   --> src/lib.rs:79:13
Nov 28 10:07:40.908 INFO [stderr]    |
Nov 28 10:07:40.908 INFO [stderr] 79 |         let mut client = Client::new_with_opts(
Nov 28 10:07:40.909 INFO [stderr]    |             ----^^^^^^
Nov 28 10:07:40.910 INFO [stderr]    |             |
Nov 28 10:07:40.910 INFO [stderr]    |             help: remove this `mut`
Nov 28 10:07:40.911 INFO [stderr]    |
Nov 28 10:07:40.911 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:07:40.912 INFO [stderr] 
Nov 28 10:07:41.594 INFO [stderr]     Checking minnehack-check-in-monitor v0.1.0 (/source/minnehack-check-in-monitor)
Nov 28 10:07:47.096 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:07:47.097 INFO [stderr]   --> src/lib.rs:79:13
Nov 28 10:07:47.097 INFO [stderr]    |
Nov 28 10:07:47.098 INFO [stderr] 79 |         let mut client = Client::new_with_opts(
Nov 28 10:07:47.098 INFO [stderr]    |             ----^^^^^^
Nov 28 10:07:47.099 INFO [stderr]    |             |
Nov 28 10:07:47.099 INFO [stderr]    |             help: remove this `mut`
Nov 28 10:07:47.100 INFO [stderr]    |
Nov 28 10:07:47.101 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:07:47.101 INFO [stderr] 
Nov 28 10:07:52.770 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.73s
Nov 28 10:07:52.781 INFO [stderr] su: No module specific data is present
Nov 28 10:07:54.389 INFO running `"docker" "inspect" "004fac69e50b23a5dcb8f157a15d35628c31e9fe08c25748e870dd9cde99786c"`
Nov 28 10:07:54.764 INFO running `"docker" "rm" "-f" "004fac69e50b23a5dcb8f157a15d35628c31e9fe08c25748e870dd9cde99786c"`
Nov 28 10:07:55.068 INFO [stdout] 004fac69e50b23a5dcb8f157a15d35628c31e9fe08c25748e870dd9cde99786c