Dec 17 17:11:14.910 INFO checking red75prime/uftserver against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 17:11:14.910 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/red75prime/uftserver:/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 17 17:11:15.516 INFO [stdout] b4debd68f3de039f1bee4b73dc8f0337bd26421bf68c4fbe6372c7e60a78aa64
Dec 17 17:11:15.518 INFO running `"docker" "start" "-a" "b4debd68f3de039f1bee4b73dc8f0337bd26421bf68c4fbe6372c7e60a78aa64"`
Dec 17 17:11:17.929 INFO [stderr]     Checking net2 v0.2.31
Dec 17 17:11:17.929 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 17 17:11:17.929 INFO [stderr]     Checking bytes v0.4.6
Dec 17 17:11:17.956 INFO [stderr]     Checking futures-cpupool v0.1.8
Dec 17 17:11:19.566 INFO [stderr]     Checking mio v0.6.13
Dec 17 17:11:20.197 INFO [stderr]     Checking tokio-io v0.1.5
Dec 17 17:11:22.213 INFO [stderr]     Checking tokio v0.1.0
Dec 17 17:11:23.243 INFO [stderr]     Checking uftserver v0.1.0 (/opt/crater/workdir)
Dec 17 17:11:24.032 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 17 17:11:24.032 INFO [stderr]  --> src/main.rs:1:12
Dec 17 17:11:24.032 INFO [stderr]   |
Dec 17 17:11:24.032 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 17 17:11:24.032 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:11:24.032 INFO [stderr]   |
Dec 17 17:11:24.032 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 17:11:24.032 INFO [stderr] 
Dec 17 17:11:24.044 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 17 17:11:24.044 INFO [stderr]  --> src/main.rs:1:12
Dec 17 17:11:24.044 INFO [stderr]   |
Dec 17 17:11:24.044 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 17 17:11:24.044 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:11:24.044 INFO [stderr]   |
Dec 17 17:11:24.044 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 17:11:24.044 INFO [stderr] 
Dec 17 17:11:24.138 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.34s
Dec 17 17:11:25.511 INFO running `"docker" "inspect" "b4debd68f3de039f1bee4b73dc8f0337bd26421bf68c4fbe6372c7e60a78aa64"`
Dec 17 17:11:25.816 INFO running `"docker" "rm" "-f" "b4debd68f3de039f1bee4b73dc8f0337bd26421bf68c4fbe6372c7e60a78aa64"`
Dec 17 17:11:26.239 INFO [stdout] b4debd68f3de039f1bee4b73dc8f0337bd26421bf68c4fbe6372c7e60a78aa64