Dec 12 11:08:19.093 INFO checking nakacli-0.4.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 11:08:19.093 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 11:08:19.585 INFO [stdout] 152977c6d1ffdd9ca6d3a64038241e7bdefedbd2f8abe5164c27fe728d02864e
Dec 12 11:08:19.587 INFO running `"docker" "start" "-a" "152977c6d1ffdd9ca6d3a64038241e7bdefedbd2f8abe5164c27fe728d02864e"`
Dec 12 11:08:22.264 INFO [stderr] usermod: no changes
Dec 12 11:08:22.570 INFO [stderr]     Checking parking_lot v0.6.4
Dec 12 11:08:22.582 INFO [stderr]     Checking tokio-threadpool v0.1.9
Dec 12 11:08:24.924 INFO [stderr]     Checking tokio-reactor v0.1.7
Dec 12 11:08:26.865 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 12 11:08:28.632 INFO [stderr]     Checking tokio-uds v0.2.4
Dec 12 11:08:28.632 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 12 11:08:28.632 INFO [stderr]     Checking tokio-udp v0.1.3
Dec 12 11:08:34.684 INFO [stderr]     Checking tokio v0.1.13
Dec 12 11:08:37.960 INFO [stderr]     Checking tokio-core v0.1.17
Dec 12 11:08:42.322 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 12 11:08:42.329 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 12 11:08:48.344 INFO [stderr]     Checking hyper v0.11.27
Dec 12 11:08:57.240 INFO [stderr]     Checking hyper-tls v0.1.4
Dec 12 11:09:03.317 INFO [stderr]     Checking nakacli v0.4.0 (/source)
Dec 12 11:09:21.396 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 11:09:21.396 INFO [stderr]  --> src/main.rs:1:12
Dec 12 11:09:21.397 INFO [stderr]   |
Dec 12 11:09:21.397 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 12 11:09:21.397 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:09:21.397 INFO [stderr]   |
Dec 12 11:09:21.397 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 11:09:21.397 INFO [stderr] 
Dec 12 11:09:21.588 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 11:09:21.589 INFO [stderr]  --> src/main.rs:1:12
Dec 12 11:09:21.589 INFO [stderr]   |
Dec 12 11:09:21.589 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 12 11:09:21.589 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:09:21.590 INFO [stderr]   |
Dec 12 11:09:21.590 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 11:09:21.590 INFO [stderr] 
Dec 12 11:09:21.745 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 11:09:21.745 INFO [stderr]  --> tests/commands.rs:1:12
Dec 12 11:09:21.746 INFO [stderr]   |
Dec 12 11:09:21.746 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 12 11:09:21.746 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:09:21.746 INFO [stderr]   |
Dec 12 11:09:21.747 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 11:09:21.747 INFO [stderr] 
Dec 12 11:09:21.813 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.52s
Dec 12 11:09:21.835 INFO [stderr] su: No module specific data is present
Dec 12 11:09:23.138 INFO running `"docker" "inspect" "152977c6d1ffdd9ca6d3a64038241e7bdefedbd2f8abe5164c27fe728d02864e"`
Dec 12 11:09:23.502 INFO running `"docker" "rm" "-f" "152977c6d1ffdd9ca6d3a64038241e7bdefedbd2f8abe5164c27fe728d02864e"`
Dec 12 11:09:23.839 INFO [stdout] 152977c6d1ffdd9ca6d3a64038241e7bdefedbd2f8abe5164c27fe728d02864e