Dec 18 11:32:26.295 INFO checking savefile-derive-0.2.11 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:32:26.295 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/savefile-derive/0.2.11:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:32:26.728 INFO [stdout] 8fc1432b68d7932e619f7b8c262a06ff4ce0dacf830dadc51511d36d7ef03579
Dec 18 11:32:26.730 INFO running `"docker" "start" "-a" "8fc1432b68d7932e619f7b8c262a06ff4ce0dacf830dadc51511d36d7ef03579"`
Dec 18 11:32:28.747 INFO [stderr]     Checking syn v0.14.9
Dec 18 11:32:31.748 INFO [stderr]     Checking savefile-derive v0.2.11 (/opt/crater/workdir)
Dec 18 11:32:33.204 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 11:32:33.204 INFO [stderr]  --> src/lib.rs:1:12
Dec 18 11:32:33.204 INFO [stderr]   |
Dec 18 11:32:33.204 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 18 11:32:33.204 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:32:33.204 INFO [stderr]   |
Dec 18 11:32:33.204 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 11:32:33.204 INFO [stderr] 
Dec 18 11:32:33.252 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 11:32:33.252 INFO [stderr]  --> src/lib.rs:1:12
Dec 18 11:32:33.252 INFO [stderr]   |
Dec 18 11:32:33.252 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 18 11:32:33.252 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:32:33.253 INFO [stderr]   |
Dec 18 11:32:33.253 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 11:32:33.253 INFO [stderr] 
Dec 18 11:32:33.336 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.65s
Dec 18 11:32:34.796 INFO running `"docker" "inspect" "8fc1432b68d7932e619f7b8c262a06ff4ce0dacf830dadc51511d36d7ef03579"`
Dec 18 11:32:35.176 INFO running `"docker" "rm" "-f" "8fc1432b68d7932e619f7b8c262a06ff4ce0dacf830dadc51511d36d7ef03579"`
Dec 18 11:32:35.464 INFO [stdout] 8fc1432b68d7932e619f7b8c262a06ff4ce0dacf830dadc51511d36d7ef03579