Oct 12 18:52:08.706 INFO checking kogai/game against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 18:52:08.706 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/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 12 18:52:09.157 INFO blam! 53ddd8574cd93ec4cdbdc3dced33ccae02972340a6173d0807b19a297baab6b0
Oct 12 18:52:09.160 INFO running `"docker" "start" "-a" "53ddd8574cd93ec4cdbdc3dced33ccae02972340a6173d0807b19a297baab6b0"`
Oct 12 18:52:10.360 INFO kablam! usermod: no changes
Oct 12 18:52:10.472 INFO kablam!    Compiling wasm-bindgen-shared v0.2.14
Oct 12 18:52:10.472 INFO kablam!    Compiling itoa v0.4.2
Oct 12 18:52:10.472 INFO kablam!    Compiling dtoa v0.4.3
Oct 12 18:52:10.472 INFO kablam!    Compiling proc-macro2 v0.4.9
Oct 12 18:52:11.840 INFO kablam!    Compiling serde_json v1.0.24
Oct 12 18:52:14.250 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Oct 12 18:52:14.251 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Oct 12 18:52:14.251 INFO kablam!     |
Oct 12 18:52:14.252 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Oct 12 18:52:14.252 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:52:14.252 INFO kablam!     |
Oct 12 18:52:14.253 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Oct 12 18:52:14.253 INFO kablam! 
Oct 12 18:52:14.296 INFO kablam! error: aborting due to previous error
Oct 12 18:52:14.297 INFO kablam! 
Oct 12 18:52:14.297 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Oct 12 18:52:14.313 INFO kablam! error: Could not compile `proc-macro2`.
Oct 12 18:52:14.313 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 12 18:52:18.208 INFO kablam! error: build failed
Oct 12 18:52:18.209 INFO kablam! su: No module specific data is present
Oct 12 18:52:19.334 INFO running `"docker" "rm" "-f" "53ddd8574cd93ec4cdbdc3dced33ccae02972340a6173d0807b19a297baab6b0"`
Oct 12 18:52:19.617 INFO blam! 53ddd8574cd93ec4cdbdc3dced33ccae02972340a6173d0807b19a297baab6b0