Nov 28 02:08:35.790 INFO documenting alexandermccormick/wasm-conways-game-of-life against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 02:08:35.790 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-4/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/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 +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 02:08:35.972 INFO [stdout] c67290e199f053e4b8a7600df25801fb71b5df2a7b83aa2a37c6e437b2ee397f
Nov 28 02:08:35.975 INFO running `"docker" "start" "-a" "c67290e199f053e4b8a7600df25801fb71b5df2a7b83aa2a37c6e437b2ee397f"`
Nov 28 02:08:36.620 INFO [stderr] usermod: no changes
Nov 28 02:08:36.755 INFO [stderr]    Compiling wasm-bindgen-shared v0.2.17
Nov 28 02:08:36.755 INFO [stderr]    Compiling proc-macro2 v0.4.9
Nov 28 02:08:39.195 INFO [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 28 02:08:39.195 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Nov 28 02:08:39.195 INFO [stderr]     |
Nov 28 02:08:39.195 INFO [stderr] 347 |             Span::Nightly(proc_macro::Span::def_site())
Nov 28 02:08:39.195 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:08:39.195 INFO [stderr]     |
Nov 28 02:08:39.195 INFO [stderr]     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 28 02:08:39.195 INFO [stderr] 
Nov 28 02:08:39.212 INFO [stderr] error: aborting due to previous error
Nov 28 02:08:39.212 INFO [stderr] 
Nov 28 02:08:39.212 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Nov 28 02:08:39.228 INFO [stderr] error: Could not compile `proc-macro2`.
Nov 28 02:08:39.228 INFO [stderr] 
Nov 28 02:08:39.228 INFO [stderr] To learn more, run the command again with --verbose.
Nov 28 02:08:39.230 INFO [stderr] su: No module specific data is present
Nov 28 02:08:39.983 INFO running `"docker" "inspect" "c67290e199f053e4b8a7600df25801fb71b5df2a7b83aa2a37c6e437b2ee397f"`
Nov 28 02:08:40.270 INFO running `"docker" "rm" "-f" "c67290e199f053e4b8a7600df25801fb71b5df2a7b83aa2a37c6e437b2ee397f"`
Nov 28 02:08:40.491 INFO [stdout] c67290e199f053e4b8a7600df25801fb71b5df2a7b83aa2a37c6e437b2ee397f