Dec 12 11:08:23.241 INFO checking nakacli-0.4.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 11:08:23.241 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 12 11:08:23.668 INFO [stdout] c112b0f0205285af44c706b33cf4394d2d581754a9543fcc111d4f253fa6edd5
Dec 12 11:08:23.670 INFO running `"docker" "start" "-a" "c112b0f0205285af44c706b33cf4394d2d581754a9543fcc111d4f253fa6edd5"`
Dec 12 11:08:25.596 INFO [stderr] usermod: no changes
Dec 12 11:08:25.966 INFO [stderr]     Checking parking_lot v0.6.4
Dec 12 11:08:25.967 INFO [stderr]    Compiling assert_cli v0.5.4
Dec 12 11:08:25.972 INFO [stderr]     Checking tokio-threadpool v0.1.9
Dec 12 11:08:29.936 INFO [stderr]     Checking tokio-reactor v0.1.7
Dec 12 11:08:31.174 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 12 11:08:35.760 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 12 11:08:35.760 INFO [stderr]     Checking tokio-udp v0.1.3
Dec 12 11:08:35.760 INFO [stderr]     Checking tokio-uds v0.2.4
Dec 12 11:08:41.800 INFO [stderr]     Checking tokio v0.1.13
Dec 12 11:08:44.762 INFO [stderr]     Checking tokio-core v0.1.17
Dec 12 11:08:48.780 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 12 11:08:48.780 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 12 11:08:55.675 INFO [stderr]     Checking hyper v0.11.27
Dec 12 11:09:04.481 INFO [stderr]     Checking hyper-tls v0.1.4
Dec 12 11:09:09.847 INFO [stderr]     Checking nakacli v0.4.0 (/source)
Dec 12 11:09:25.464 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 11:09:25.464 INFO [stderr]  --> tests/commands.rs:1:12
Dec 12 11:09:25.464 INFO [stderr]   |
Dec 12 11:09:25.464 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 12 11:09:25.464 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:09:25.464 INFO [stderr]   |
Dec 12 11:09:25.464 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 11:09:25.464 INFO [stderr] 
Dec 12 11:09:26.300 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 11:09:26.300 INFO [stderr]  --> src/main.rs:1:12
Dec 12 11:09:26.300 INFO [stderr]   |
Dec 12 11:09:26.300 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 12 11:09:26.300 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:09:26.300 INFO [stderr]   |
Dec 12 11:09:26.300 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 11:09:26.300 INFO [stderr] 
Dec 12 11:09:26.708 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 11:09:26.708 INFO [stderr]  --> src/main.rs:1:12
Dec 12 11:09:26.708 INFO [stderr]   |
Dec 12 11:09:26.708 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 12 11:09:26.708 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:09:26.708 INFO [stderr]   |
Dec 12 11:09:26.708 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 11:09:26.708 INFO [stderr] 
Dec 12 11:09:26.820 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
Dec 12 11:09:26.848 INFO [stderr] su: No module specific data is present
Dec 12 11:09:28.111 INFO running `"docker" "inspect" "c112b0f0205285af44c706b33cf4394d2d581754a9543fcc111d4f253fa6edd5"`
Dec 12 11:09:28.370 INFO running `"docker" "rm" "-f" "c112b0f0205285af44c706b33cf4394d2d581754a9543fcc111d4f253fa6edd5"`
Dec 12 11:09:28.676 INFO [stdout] c112b0f0205285af44c706b33cf4394d2d581754a9543fcc111d4f253fa6edd5