Dec 14 02:36:08.725 INFO testing archer884/cryptid against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 02:36:08.726 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 14 02:36:09.187 INFO [stdout] 49e3d4f4b0ef7621701a7f5e1f768e4491c684dae85d1b5d86b44fe0f19bd357
Dec 14 02:36:09.195 INFO running `"docker" "start" "-a" "49e3d4f4b0ef7621701a7f5e1f768e4491c684dae85d1b5d86b44fe0f19bd357"`
Dec 14 02:36:09.823 INFO [stderr] usermod: no changes
Dec 14 02:36:09.892 INFO [stderr]    Compiling byteorder v1.2.6
Dec 14 02:36:09.893 INFO [stderr]    Compiling stopwatch v0.0.7
Dec 14 02:36:10.356 INFO [stderr]    Compiling hashbrown v0.1.0
Dec 14 02:36:10.673 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 14 02:36:10.673 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:142:16
Dec 14 02:36:10.673 INFO [stderr]     |
Dec 14 02:36:10.673 INFO [stderr] 142 |     let data = Layout::array::<T>(buckets).ok()?;
Dec 14 02:36:10.673 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^
Dec 14 02:36:10.673 INFO [stderr]     |
Dec 14 02:36:10.673 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 14 02:36:10.673 INFO [stderr] 
Dec 14 02:36:10.674 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 14 02:36:10.674 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:149:16
Dec 14 02:36:10.674 INFO [stderr]     |
Dec 14 02:36:10.674 INFO [stderr] 149 |     let ctrl = Layout::array::<u8>(buckets + Group::WIDTH)
Dec 14 02:36:10.674 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^
Dec 14 02:36:10.674 INFO [stderr]     |
Dec 14 02:36:10.674 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 14 02:36:10.674 INFO [stderr] 
Dec 14 02:36:10.675 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 14 02:36:10.675 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:151:10
Dec 14 02:36:10.675 INFO [stderr]     |
Dec 14 02:36:10.675 INFO [stderr] 151 |         .align_to(Group::WIDTH);
Dec 14 02:36:10.675 INFO [stderr]     |          ^^^^^^^^
Dec 14 02:36:10.675 INFO [stderr]     |
Dec 14 02:36:10.675 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 14 02:36:10.675 INFO [stderr] 
Dec 14 02:36:10.687 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 14 02:36:10.687 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:153:10
Dec 14 02:36:10.687 INFO [stderr]     |
Dec 14 02:36:10.687 INFO [stderr] 153 |     ctrl.extend(data).ok()
Dec 14 02:36:10.687 INFO [stderr]     |          ^^^^^^
Dec 14 02:36:10.687 INFO [stderr] 
Dec 14 02:36:10.777 INFO [stderr] error: aborting due to 4 previous errors
Dec 14 02:36:10.777 INFO [stderr] 
Dec 14 02:36:10.777 INFO [stderr] Some errors occurred: E0599, E0658.
Dec 14 02:36:10.777 INFO [stderr] For more information about an error, try `rustc --explain E0599`.
Dec 14 02:36:10.784 INFO [stderr] error: Could not compile `hashbrown`.
Dec 14 02:36:10.784 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 14 02:36:10.876 INFO [stderr] error: build failed
Dec 14 02:36:10.877 INFO [stderr] su: No module specific data is present
Dec 14 02:36:11.221 INFO running `"docker" "inspect" "49e3d4f4b0ef7621701a7f5e1f768e4491c684dae85d1b5d86b44fe0f19bd357"`
Dec 14 02:36:11.308 INFO running `"docker" "rm" "-f" "49e3d4f4b0ef7621701a7f5e1f768e4491c684dae85d1b5d86b44fe0f19bd357"`
Dec 14 02:36:11.415 INFO [stdout] 49e3d4f4b0ef7621701a7f5e1f768e4491c684dae85d1b5d86b44fe0f19bd357