Dec 11 22:27:22.456 INFO checking archer884/cryptid against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 22:27:22.457 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-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 11 22:27:22.898 INFO [stdout] 3a5c15c406b567eaf1fa7470fa3006d2a6b330b3b94df931c588a83645bce297
Dec 11 22:27:22.906 INFO running `"docker" "start" "-a" "3a5c15c406b567eaf1fa7470fa3006d2a6b330b3b94df931c588a83645bce297"`
Dec 11 22:27:23.719 INFO [stderr] usermod: no changes
Dec 11 22:27:23.852 INFO [stderr]     Checking hashbrown v0.1.0
Dec 11 22:27:23.852 INFO [stderr]     Checking num-bigint v0.1.44
Dec 11 22:27:24.540 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 11 22:27:24.540 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:142:16
Dec 11 22:27:24.540 INFO [stderr]     |
Dec 11 22:27:24.540 INFO [stderr] 142 |     let data = Layout::array::<T>(buckets).ok()?;
Dec 11 22:27:24.540 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^
Dec 11 22:27:24.540 INFO [stderr]     |
Dec 11 22:27:24.540 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 11 22:27:24.540 INFO [stderr] 
Dec 11 22:27:24.540 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 11 22:27:24.540 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:149:16
Dec 11 22:27:24.540 INFO [stderr]     |
Dec 11 22:27:24.540 INFO [stderr] 149 |     let ctrl = Layout::array::<u8>(buckets + Group::WIDTH)
Dec 11 22:27:24.540 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^
Dec 11 22:27:24.540 INFO [stderr]     |
Dec 11 22:27:24.540 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 11 22:27:24.540 INFO [stderr] 
Dec 11 22:27:24.552 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 11 22:27:24.552 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:151:10
Dec 11 22:27:24.552 INFO [stderr]     |
Dec 11 22:27:24.552 INFO [stderr] 151 |         .align_to(Group::WIDTH);
Dec 11 22:27:24.552 INFO [stderr]     |          ^^^^^^^^
Dec 11 22:27:24.552 INFO [stderr]     |
Dec 11 22:27:24.552 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 11 22:27:24.552 INFO [stderr] 
Dec 11 22:27:24.572 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 11 22:27:24.572 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.1.0/src/raw/mod.rs:153:10
Dec 11 22:27:24.572 INFO [stderr]     |
Dec 11 22:27:24.572 INFO [stderr] 153 |     ctrl.extend(data).ok()
Dec 11 22:27:24.572 INFO [stderr]     |          ^^^^^^
Dec 11 22:27:24.572 INFO [stderr] 
Dec 11 22:27:24.692 INFO [stderr] error: aborting due to 4 previous errors
Dec 11 22:27:24.692 INFO [stderr] 
Dec 11 22:27:24.692 INFO [stderr] Some errors occurred: E0599, E0658.
Dec 11 22:27:24.692 INFO [stderr] For more information about an error, try `rustc --explain E0599`.
Dec 11 22:27:24.704 INFO [stderr] error: Could not compile `hashbrown`.
Dec 11 22:27:24.704 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 11 22:27:26.114 INFO [stderr] error: build failed
Dec 11 22:27:26.115 INFO [stderr] su: No module specific data is present
Dec 11 22:27:26.536 INFO running `"docker" "inspect" "3a5c15c406b567eaf1fa7470fa3006d2a6b330b3b94df931c588a83645bce297"`
Dec 11 22:27:26.798 INFO running `"docker" "rm" "-f" "3a5c15c406b567eaf1fa7470fa3006d2a6b330b3b94df931c588a83645bce297"`
Dec 11 22:27:26.969 INFO [stdout] 3a5c15c406b567eaf1fa7470fa3006d2a6b330b3b94df931c588a83645bce297