Dec 11 13:55:53.117 INFO checking mawis/try-tokio against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:55:53.117 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 13:55:53.416 INFO [stdout] 507265b3cf06bd0c482cce5789808edb0954ed5b04f0e67103379fe0d3cdd7fd
Dec 11 13:55:53.419 INFO running `"docker" "start" "-a" "507265b3cf06bd0c482cce5789808edb0954ed5b04f0e67103379fe0d3cdd7fd"`
Dec 11 13:55:53.881 INFO [stderr] usermod: no changes
Dec 11 13:55:53.962 INFO [stderr]     Checking tokio-io v0.1.4
Dec 11 13:55:54.796 INFO [stderr]     Checking tokio-core v0.1.10
Dec 11 13:55:56.007 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 11 13:55:58.180 INFO [stderr]     Checking try-tokio v0.1.0 (/source)
Dec 11 13:55:58.886 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
Dec 11 13:55:58.886 INFO [stderr] su: No module specific data is present
Dec 11 13:55:59.166 INFO running `"docker" "inspect" "507265b3cf06bd0c482cce5789808edb0954ed5b04f0e67103379fe0d3cdd7fd"`
Dec 11 13:55:59.264 INFO running `"docker" "rm" "-f" "507265b3cf06bd0c482cce5789808edb0954ed5b04f0e67103379fe0d3cdd7fd"`
Dec 11 13:55:59.379 INFO [stdout] 507265b3cf06bd0c482cce5789808edb0954ed5b04f0e67103379fe0d3cdd7fd