Dec 18 03:53:46.047 INFO checking archer884/cryptid against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 03:53:46.047 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/archer884/cryptid:/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 03:53:46.548 INFO [stdout] 4bf989e14ffee17eb267fd10387505fb517aac0b569fb2d1611598db6b4df935
Dec 18 03:53:46.552 INFO running `"docker" "start" "-a" "4bf989e14ffee17eb267fd10387505fb517aac0b569fb2d1611598db6b4df935"`
Dec 18 03:53:47.670 INFO [stderr]     Checking hashbrown v0.1.0
Dec 18 03:53:47.670 INFO [stderr]     Checking num-bigint v0.1.44
Dec 18 03:53:48.080 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 18 03:53:48.080 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:142:16
Dec 18 03:53:48.080 INFO [stderr]     |
Dec 18 03:53:48.080 INFO [stderr] 142 |     let data = Layout::array::<T>(buckets).ok()?;
Dec 18 03:53:48.080 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^
Dec 18 03:53:48.080 INFO [stderr]     |
Dec 18 03:53:48.080 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 18 03:53:48.080 INFO [stderr] 
Dec 18 03:53:48.080 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 18 03:53:48.080 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:149:16
Dec 18 03:53:48.080 INFO [stderr]     |
Dec 18 03:53:48.080 INFO [stderr] 149 |     let ctrl = Layout::array::<u8>(buckets + Group::WIDTH)
Dec 18 03:53:48.080 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^
Dec 18 03:53:48.080 INFO [stderr]     |
Dec 18 03:53:48.080 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 18 03:53:48.080 INFO [stderr] 
Dec 18 03:53:48.080 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 18 03:53:48.080 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:151:10
Dec 18 03:53:48.080 INFO [stderr]     |
Dec 18 03:53:48.080 INFO [stderr] 151 |         .align_to(Group::WIDTH);
Dec 18 03:53:48.080 INFO [stderr]     |          ^^^^^^^^
Dec 18 03:53:48.080 INFO [stderr]     |
Dec 18 03:53:48.080 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 18 03:53:48.080 INFO [stderr] 
Dec 18 03:53:48.092 INFO [stderr] error[E0599]: no method named `extend` found for type `core::result::Result<core::alloc::Layout, core::alloc::LayoutErr>` in the current scope
Dec 18 03:53:48.092 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:153:10
Dec 18 03:53:48.092 INFO [stderr]     |
Dec 18 03:53:48.092 INFO [stderr] 153 |     ctrl.extend(data).ok()
Dec 18 03:53:48.092 INFO [stderr]     |          ^^^^^^
Dec 18 03:53:48.092 INFO [stderr] 
Dec 18 03:53:48.192 INFO [stderr] error: aborting due to 4 previous errors
Dec 18 03:53:48.192 INFO [stderr] 
Dec 18 03:53:48.192 INFO [stderr] Some errors occurred: E0599, E0658.
Dec 18 03:53:48.200 INFO [stderr] For more information about an error, try `rustc --explain E0599`.
Dec 18 03:53:48.204 INFO [stderr] error: Could not compile `hashbrown`.
Dec 18 03:53:48.204 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 03:53:49.302 INFO [stderr] error: build failed
Dec 18 03:53:49.772 INFO running `"docker" "inspect" "4bf989e14ffee17eb267fd10387505fb517aac0b569fb2d1611598db6b4df935"`
Dec 18 03:53:49.845 INFO running `"docker" "rm" "-f" "4bf989e14ffee17eb267fd10387505fb517aac0b569fb2d1611598db6b4df935"`
Dec 18 03:53:49.914 INFO [stdout] 4bf989e14ffee17eb267fd10387505fb517aac0b569fb2d1611598db6b4df935