Dec 12 04:53:35.483 INFO checking whiteout-0.1.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 04:53:35.483 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 04:53:35.994 INFO [stdout] 18c8900c924b43211b79ee2dd318d8443699f8e59f72eae8deace02ee472297c
Dec 12 04:53:36.000 INFO running `"docker" "start" "-a" "18c8900c924b43211b79ee2dd318d8443699f8e59f72eae8deace02ee472297c"`
Dec 12 04:53:37.242 INFO [stderr] usermod: no changes
Dec 12 04:53:37.311 INFO [stderr]     Checking whiteout v0.1.0 (/source)
Dec 12 04:53:37.954 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 04:53:37.954 INFO [stderr]   --> src/lib.rs:58:12
Dec 12 04:53:37.954 INFO [stderr]    |
Dec 12 04:53:37.954 INFO [stderr] 58 | #![feature(conservative_impl_trait)]
Dec 12 04:53:37.954 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:53:37.954 INFO [stderr]    |
Dec 12 04:53:37.954 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 12 04:53:37.954 INFO [stderr] 
Dec 12 04:53:38.024 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 04:53:38.024 INFO [stderr]   --> src/lib.rs:58:12
Dec 12 04:53:38.024 INFO [stderr]    |
Dec 12 04:53:38.024 INFO [stderr] 58 | #![feature(conservative_impl_trait)]
Dec 12 04:53:38.024 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:53:38.024 INFO [stderr]    |
Dec 12 04:53:38.024 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 12 04:53:38.024 INFO [stderr] 
Dec 12 04:53:38.040 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 12 04:53:38.040 INFO [stderr] su: No module specific data is present
Dec 12 04:53:38.676 INFO running `"docker" "inspect" "18c8900c924b43211b79ee2dd318d8443699f8e59f72eae8deace02ee472297c"`
Dec 12 04:53:38.970 INFO running `"docker" "rm" "-f" "18c8900c924b43211b79ee2dd318d8443699f8e59f72eae8deace02ee472297c"`
Dec 12 04:53:39.247 INFO [stdout] 18c8900c924b43211b79ee2dd318d8443699f8e59f72eae8deace02ee472297c