Nov 04 05:17:51.306 INFO checking jamestthompson3/wasm_starter against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 05:17:51.307 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-7/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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"`
Nov 04 05:17:51.697 INFO blam! 233f1cf37f9322343ab5a9c33585748412251f55fba5cd2c92794252a8cd3943
Nov 04 05:17:51.702 INFO running `"docker" "start" "-a" "233f1cf37f9322343ab5a9c33585748412251f55fba5cd2c92794252a8cd3943"`
Nov 04 05:17:52.842 INFO kablam! usermod: no changes
Nov 04 05:17:52.951 INFO kablam!    Compiling wasm-bindgen-shared v0.2.13
Nov 04 05:17:52.955 INFO kablam!    Compiling proc-macro2 v0.4.9
Nov 04 05:17:54.999 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 04 05:17:54.999 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Nov 04 05:17:54.999 INFO kablam!     |
Nov 04 05:17:54.999 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Nov 04 05:17:54.999 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 05:17:54.999 INFO kablam!     |
Nov 04 05:17:54.999 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 04 05:17:54.999 INFO kablam! 
Nov 04 05:17:55.023 INFO kablam! error: aborting due to previous error
Nov 04 05:17:55.023 INFO kablam! 
Nov 04 05:17:55.023 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Nov 04 05:17:55.029 INFO kablam! error: Could not compile `proc-macro2`.
Nov 04 05:17:55.029 INFO kablam! 
Nov 04 05:17:55.029 INFO kablam! To learn more, run the command again with --verbose.
Nov 04 05:17:55.039 INFO kablam! su: No module specific data is present
Nov 04 05:17:55.524 INFO running `"docker" "rm" "-f" "233f1cf37f9322343ab5a9c33585748412251f55fba5cd2c92794252a8cd3943"`
Nov 04 05:17:55.747 INFO blam! 233f1cf37f9322343ab5a9c33585748412251f55fba5cd2c92794252a8cd3943