Dec 11 13:11:06.962 INFO checking mskwarek/rustchain against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:11:06.962 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 13:11:07.225 INFO [stdout] bf853a0ada1c5c0e47f6357fd0cfd303ac8aec82540b348025940ea2e7c9aa67
Dec 11 13:11:07.227 INFO running `"docker" "start" "-a" "bf853a0ada1c5c0e47f6357fd0cfd303ac8aec82540b348025940ea2e7c9aa67"`
Dec 11 13:11:07.669 INFO [stderr] usermod: no changes
Dec 11 13:11:07.828 INFO [stderr]     Checking atty v0.2.10
Dec 11 13:11:07.828 INFO [stderr]     Checking net2 v0.2.32
Dec 11 13:11:07.828 INFO [stderr]     Checking log v0.4.5
Dec 11 13:11:07.834 INFO [stderr]     Checking bytes v0.4.10
Dec 11 13:11:07.834 INFO [stderr]     Checking aho-corasick v0.6.4
Dec 11 13:11:07.834 INFO [stderr]     Checking futures-cpupool v0.1.8
Dec 11 13:11:07.834 INFO [stderr]     Checking rand v0.3.22
Dec 11 13:11:07.834 INFO [stderr]     Checking uuid v0.6.3
Dec 11 13:11:08.615 INFO [stderr]     Checking crossbeam-epoch v0.5.2
Dec 11 13:11:08.793 INFO [stderr]     Checking tokio-timer v0.2.6
Dec 11 13:11:08.828 INFO [stderr]     Checking tokio-current-thread v0.1.1
Dec 11 13:11:08.840 INFO [stderr]     Checking want v0.0.6
Dec 11 13:11:09.513 INFO [stderr]     Checking rust-crypto v0.2.36
Dec 11 13:11:09.534 INFO [stderr]     Checking mio v0.6.14
Dec 11 13:11:10.332 INFO [stderr]     Checking tokio-io v0.1.8
Dec 11 13:11:10.396 INFO [stderr]     Checking http v0.1.13
Dec 11 13:11:10.415 INFO [stderr]     Checking regex v1.0.0
Dec 11 13:11:11.051 INFO [stderr]     Checking crossbeam-deque v0.6.1
Dec 11 13:11:12.076 INFO [stderr]     Checking tokio-threadpool v0.1.6
Dec 11 13:11:12.488 INFO [stderr]     Checking tokio-codec v0.1.0
Dec 11 13:11:12.552 INFO [stderr]     Checking mio-uds v0.6.7
Dec 11 13:11:12.552 INFO [stderr]     Checking tokio-reactor v0.1.1
Dec 11 13:11:14.416 INFO [stderr]     Checking tokio-uds v0.2.1
Dec 11 13:11:14.416 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 11 13:11:14.416 INFO [stderr]     Checking tokio-udp v0.1.0
Dec 11 13:11:15.380 INFO [stderr]     Checking env_logger v0.5.10
Dec 11 13:11:15.537 INFO [stderr]     Checking tokio-fs v0.1.3
Dec 11 13:11:17.055 INFO [stderr]     Checking pretty_env_logger v0.2.4
Dec 11 13:11:17.500 INFO [stderr]     Checking tokio v0.1.8
Dec 11 13:11:18.400 INFO [stderr]     Checking h2 v0.1.12
Dec 11 13:11:22.662 INFO [stderr]     Checking hyper v0.12.10
Dec 11 13:11:27.279 INFO [stderr]     Checking rustchain v0.1.0 (/source)
Dec 11 13:11:30.463 INFO [stderr] warning: unused variable: `error`
Dec 11 13:11:30.463 INFO [stderr]    --> src/main.rs:190:13
Dec 11 13:11:30.463 INFO [stderr]     |
Dec 11 13:11:30.463 INFO [stderr] 190 |         Err(error) => {
Dec 11 13:11:30.463 INFO [stderr]     |             ^^^^^ help: consider using `_error` instead
Dec 11 13:11:30.463 INFO [stderr]     |
Dec 11 13:11:30.463 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 13:11:30.463 INFO [stderr] 
Dec 11 13:11:30.712 INFO [stderr] warning: unused variable: `error`
Dec 11 13:11:30.713 INFO [stderr]    --> src/main.rs:190:13
Dec 11 13:11:30.713 INFO [stderr]     |
Dec 11 13:11:30.713 INFO [stderr] 190 |         Err(error) => {
Dec 11 13:11:30.713 INFO [stderr]     |             ^^^^^ help: consider using `_error` instead
Dec 11 13:11:30.713 INFO [stderr]     |
Dec 11 13:11:30.713 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 13:11:30.713 INFO [stderr] 
Dec 11 13:11:30.922 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.23s
Dec 11 13:11:30.945 INFO [stderr] su: No module specific data is present
Dec 11 13:11:31.896 INFO running `"docker" "inspect" "bf853a0ada1c5c0e47f6357fd0cfd303ac8aec82540b348025940ea2e7c9aa67"`
Dec 11 13:11:32.368 INFO running `"docker" "rm" "-f" "bf853a0ada1c5c0e47f6357fd0cfd303ac8aec82540b348025940ea2e7c9aa67"`
Dec 11 13:11:32.691 INFO [stdout] bf853a0ada1c5c0e47f6357fd0cfd303ac8aec82540b348025940ea2e7c9aa67