Dec 18 10:31:20.770 INFO checking tars-stream-0.1.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 10:31:20.770 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/tars-stream/0.1.1:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 10:31:21.252 INFO [stdout] 3fe9aaf45725bb356f609c57367adb23c50b8699f7ead7ebfe6c040861da0123
Dec 18 10:31:21.254 INFO running `"docker" "start" "-a" "3fe9aaf45725bb356f609c57367adb23c50b8699f7ead7ebfe6c040861da0123"`
Dec 18 10:31:22.949 INFO [stderr]     Checking tars-stream v0.1.1 (/opt/crater/workdir)
Dec 18 10:31:24.160 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 18 10:31:24.160 INFO [stderr]  --> src/lib.rs:3:12
Dec 18 10:31:24.160 INFO [stderr]   |
Dec 18 10:31:24.160 INFO [stderr] 3 | #![feature(extern_prelude)]
Dec 18 10:31:24.160 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 18 10:31:24.160 INFO [stderr]   |
Dec 18 10:31:24.160 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 10:31:24.160 INFO [stderr] 
Dec 18 10:31:25.552 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 18 10:31:25.553 INFO [stderr]  --> src/lib.rs:3:12
Dec 18 10:31:25.553 INFO [stderr]   |
Dec 18 10:31:25.553 INFO [stderr] 3 | #![feature(extern_prelude)]
Dec 18 10:31:25.553 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 18 10:31:25.553 INFO [stderr]   |
Dec 18 10:31:25.553 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 10:31:25.553 INFO [stderr] 
Dec 18 10:31:25.638 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
Dec 18 10:31:26.258 INFO running `"docker" "inspect" "3fe9aaf45725bb356f609c57367adb23c50b8699f7ead7ebfe6c040861da0123"`
Dec 18 10:31:26.554 INFO running `"docker" "rm" "-f" "3fe9aaf45725bb356f609c57367adb23c50b8699f7ead7ebfe6c040861da0123"`
Dec 18 10:31:26.872 INFO [stdout] 3fe9aaf45725bb356f609c57367adb23c50b8699f7ead7ebfe6c040861da0123