Oct 13 02:31:27.457 INFO checking SpiderOak/react-wasm-bridge against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 02:31:27.457 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 02:31:27.960 INFO blam! 5553ff9a596f9a8c99a2be111fea13f47cce02074aaa0d865ba7af4a55e49694
Oct 13 02:31:27.962 INFO running `"docker" "start" "-a" "5553ff9a596f9a8c99a2be111fea13f47cce02074aaa0d865ba7af4a55e49694"`
Oct 13 02:31:30.325 INFO kablam! usermod: no changes
Oct 13 02:31:30.444 INFO kablam!    Compiling wasm-bindgen-shared v0.2.15
Oct 13 02:31:30.444 INFO kablam!    Compiling proc-macro2 v0.4.9
Oct 13 02:31:35.200 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Oct 13 02:31:35.201 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Oct 13 02:31:35.201 INFO kablam!     |
Oct 13 02:31:35.201 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Oct 13 02:31:35.201 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:31:35.201 INFO kablam!     |
Oct 13 02:31:35.201 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Oct 13 02:31:35.201 INFO kablam! 
Oct 13 02:31:35.264 INFO kablam! error: aborting due to previous error
Oct 13 02:31:35.264 INFO kablam! 
Oct 13 02:31:35.264 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Oct 13 02:31:35.272 INFO kablam! error: Could not compile `proc-macro2`.
Oct 13 02:31:35.272 INFO kablam! 
Oct 13 02:31:35.272 INFO kablam! To learn more, run the command again with --verbose.
Oct 13 02:31:35.273 INFO kablam! su: No module specific data is present
Oct 13 02:31:35.914 INFO running `"docker" "rm" "-f" "5553ff9a596f9a8c99a2be111fea13f47cce02074aaa0d865ba7af4a55e49694"`
Oct 13 02:31:36.304 INFO blam! 5553ff9a596f9a8c99a2be111fea13f47cce02074aaa0d865ba7af4a55e49694