Nov 17 09:44:58.899 INFO testing alexandermccormick/wasm-conways-game-of-life against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 09:44:58.899 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 09:44:59.131 INFO [stdout] 283c4d5a2cc60cf63d12d6a600280c87fdc2ca1b9c8f51dbec7911b39c5a9e6e
Nov 17 09:44:59.137 INFO running `"docker" "start" "-a" "283c4d5a2cc60cf63d12d6a600280c87fdc2ca1b9c8f51dbec7911b39c5a9e6e"`
Nov 17 09:44:59.566 INFO [stderr] usermod: no changes
Nov 17 09:44:59.626 INFO [stderr]    Compiling proc-macro2 v0.4.9
Nov 17 09:45:01.782 INFO [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 17 09:45:01.782 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Nov 17 09:45:01.782 INFO [stderr]     |
Nov 17 09:45:01.782 INFO [stderr] 347 |             Span::Nightly(proc_macro::Span::def_site())
Nov 17 09:45:01.783 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:45:01.783 INFO [stderr]     |
Nov 17 09:45:01.783 INFO [stderr]     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 17 09:45:01.783 INFO [stderr] 
Nov 17 09:45:01.805 INFO [stderr] error: aborting due to previous error
Nov 17 09:45:01.806 INFO [stderr] 
Nov 17 09:45:01.806 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Nov 17 09:45:01.819 INFO [stderr] error: Could not compile `proc-macro2`.
Nov 17 09:45:01.820 INFO [stderr] 
Nov 17 09:45:01.820 INFO [stderr] To learn more, run the command again with --verbose.
Nov 17 09:45:01.823 INFO [stderr] su: No module specific data is present
Nov 17 09:45:02.919 INFO running `"docker" "inspect" "283c4d5a2cc60cf63d12d6a600280c87fdc2ca1b9c8f51dbec7911b39c5a9e6e"`
Nov 17 09:45:03.227 INFO running `"docker" "rm" "-f" "283c4d5a2cc60cf63d12d6a600280c87fdc2ca1b9c8f51dbec7911b39c5a9e6e"`
Nov 17 09:45:03.511 INFO [stdout] 283c4d5a2cc60cf63d12d6a600280c87fdc2ca1b9c8f51dbec7911b39c5a9e6e