Oct 13 01:26:25.206 INFO checking alexandermccormick/wasm-conways-game-of-life against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 01:26:25.207 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 13 01:26:25.420 INFO blam! 4c0f23e5c4683fa5ff229ef01691ec10313947a3839e6a70fd2fae24fe2a2b4b
Oct 13 01:26:25.422 INFO running `"docker" "start" "-a" "4c0f23e5c4683fa5ff229ef01691ec10313947a3839e6a70fd2fae24fe2a2b4b"`
Oct 13 01:26:26.365 INFO kablam! usermod: no changes
Oct 13 01:26:26.460 INFO kablam!    Compiling proc-macro2 v0.4.9
Oct 13 01:26:26.465 INFO kablam!    Compiling serde_json v1.0.24
Oct 13 01:26:29.030 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Oct 13 01:26:29.030 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Oct 13 01:26:29.030 INFO kablam!     |
Oct 13 01:26:29.030 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Oct 13 01:26:29.030 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:26:29.030 INFO kablam!     |
Oct 13 01:26:29.030 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Oct 13 01:26:29.030 INFO kablam! 
Oct 13 01:26:29.065 INFO kablam! error: aborting due to previous error
Oct 13 01:26:29.066 INFO kablam! 
Oct 13 01:26:29.066 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Oct 13 01:26:29.072 INFO kablam! error: Could not compile `proc-macro2`.
Oct 13 01:26:29.072 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 13 01:26:30.358 INFO kablam! error: build failed
Oct 13 01:26:30.360 INFO kablam! su: No module specific data is present
Oct 13 01:26:30.790 INFO running `"docker" "rm" "-f" "4c0f23e5c4683fa5ff229ef01691ec10313947a3839e6a70fd2fae24fe2a2b4b"`
Oct 13 01:26:30.933 INFO blam! 4c0f23e5c4683fa5ff229ef01691ec10313947a3839e6a70fd2fae24fe2a2b4b