Nov 04 03:51:14.762 INFO checking laurowag/webpack-rust against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 03:51:14.764 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 03:51:15.196 INFO blam! 3fb94b9bb4aec01007d91a84786feb5ebc0fd4c90c718596360a3cfaebb1d8d9
Nov 04 03:51:15.201 INFO running `"docker" "start" "-a" "3fb94b9bb4aec01007d91a84786feb5ebc0fd4c90c718596360a3cfaebb1d8d9"`
Nov 04 03:51:16.742 INFO kablam! usermod: no changes
Nov 04 03:51:16.923 INFO kablam!    Compiling serde v1.0.72
Nov 04 03:51:16.923 INFO kablam!    Compiling ryu v0.2.4
Nov 04 03:51:16.947 INFO kablam!    Compiling wasm-bindgen-shared v0.2.17
Nov 04 03:51:16.967 INFO kablam!    Compiling proc-macro2 v0.4.13
Nov 04 03:51:22.083 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 04 03:51:22.083 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
Nov 04 03:51:22.083 INFO kablam!     |
Nov 04 03:51:22.083 INFO kablam! 359 |             Span::Nightly(proc_macro::Span::def_site())
Nov 04 03:51:22.083 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 03:51:22.083 INFO kablam!     |
Nov 04 03:51:22.083 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 04 03:51:22.083 INFO kablam! 
Nov 04 03:51:22.094 INFO kablam! error: aborting due to previous error
Nov 04 03:51:22.095 INFO kablam! 
Nov 04 03:51:22.095 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Nov 04 03:51:22.114 INFO kablam! error: Could not compile `proc-macro2`.
Nov 04 03:51:22.115 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 04 03:51:32.710 INFO kablam! error: build failed
Nov 04 03:51:32.711 INFO kablam! su: No module specific data is present
Nov 04 03:51:33.424 INFO running `"docker" "rm" "-f" "3fb94b9bb4aec01007d91a84786feb5ebc0fd4c90c718596360a3cfaebb1d8d9"`
Nov 04 03:51:33.747 INFO blam! 3fb94b9bb4aec01007d91a84786feb5ebc0fd4c90c718596360a3cfaebb1d8d9