Nov 04 11:41:04.153 INFO checking SpiderOak/react-wasm-bridge against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 11:41:04.153 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 11:41:04.567 INFO blam! a28eec028b582add4a2d12b7a676f0bbd6be38fee52d9f9fcf524e836753c391
Nov 04 11:41:04.569 INFO running `"docker" "start" "-a" "a28eec028b582add4a2d12b7a676f0bbd6be38fee52d9f9fcf524e836753c391"`
Nov 04 11:41:06.162 INFO kablam! usermod: no changes
Nov 04 11:41:06.289 INFO kablam!    Compiling proc-macro2 v0.4.9
Nov 04 11:41:09.056 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 04 11:41:09.057 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Nov 04 11:41:09.058 INFO kablam!     |
Nov 04 11:41:09.059 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Nov 04 11:41:09.060 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 11:41:09.060 INFO kablam!     |
Nov 04 11:41:09.061 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 04 11:41:09.061 INFO kablam! 
Nov 04 11:41:09.075 INFO kablam! error: aborting due to previous error
Nov 04 11:41:09.076 INFO kablam! 
Nov 04 11:41:09.076 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Nov 04 11:41:09.100 INFO kablam! error: Could not compile `proc-macro2`.
Nov 04 11:41:09.101 INFO kablam! 
Nov 04 11:41:09.101 INFO kablam! To learn more, run the command again with --verbose.
Nov 04 11:41:09.103 INFO kablam! su: No module specific data is present
Nov 04 11:41:10.415 INFO running `"docker" "rm" "-f" "a28eec028b582add4a2d12b7a676f0bbd6be38fee52d9f9fcf524e836753c391"`
Nov 04 11:41:10.735 INFO blam! a28eec028b582add4a2d12b7a676f0bbd6be38fee52d9f9fcf524e836753c391