Dec 12 09:13:58.472 INFO checking render-tree-0.1.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 09:13:58.472 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 09:13:58.663 INFO [stdout] b42ba88a20113594214a3876ec10510e4551cb8ad0def638b2bc85039b0cb3ac
Dec 12 09:13:58.663 INFO running `"docker" "start" "-a" "b42ba88a20113594214a3876ec10510e4551cb8ad0def638b2bc85039b0cb3ac"`
Dec 12 09:13:59.371 INFO [stderr] usermod: no changes
Dec 12 09:13:59.412 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 12 09:13:59.461 INFO [stderr]     Checking render-tree v0.1.0 (/source)
Dec 12 09:13:59.461 INFO [stderr]     Checking pretty_env_logger v0.2.5
Dec 12 09:13:59.572 INFO [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Dec 12 09:13:59.572 INFO [stderr]  --> src/lib.rs:1:12
Dec 12 09:13:59.572 INFO [stderr]   |
Dec 12 09:13:59.572 INFO [stderr] 1 | #![feature(rust_2018_preview)]
Dec 12 09:13:59.572 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 12 09:13:59.572 INFO [stderr] 
Dec 12 09:14:01.804 INFO [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Dec 12 09:14:01.805 INFO [stderr]  --> src/lib.rs:1:12
Dec 12 09:14:01.805 INFO [stderr]   |
Dec 12 09:14:01.805 INFO [stderr] 1 | #![feature(rust_2018_preview)]
Dec 12 09:14:01.805 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 12 09:14:01.805 INFO [stderr] 
Dec 12 09:14:04.321 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.92s
Dec 12 09:14:04.329 INFO [stderr] su: No module specific data is present
Dec 12 09:14:04.946 INFO running `"docker" "inspect" "b42ba88a20113594214a3876ec10510e4551cb8ad0def638b2bc85039b0cb3ac"`
Dec 12 09:14:05.300 INFO running `"docker" "rm" "-f" "b42ba88a20113594214a3876ec10510e4551cb8ad0def638b2bc85039b0cb3ac"`
Dec 12 09:14:05.664 INFO [stdout] b42ba88a20113594214a3876ec10510e4551cb8ad0def638b2bc85039b0cb3ac