Nov 27 18:41:26.240 INFO documenting laurowag/webpack-rust against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 27 18:41:26.241 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-0/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/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 +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 27 18:41:26.447 INFO [stdout] 3fe73b9a3e4b53c0dca7be9306efb006126331045fb13d593ed82f02af0ef599
Nov 27 18:41:26.453 INFO running `"docker" "start" "-a" "3fe73b9a3e4b53c0dca7be9306efb006126331045fb13d593ed82f02af0ef599"`
Nov 27 18:41:26.895 INFO [stderr] usermod: no changes
Nov 27 18:41:27.045 INFO [stderr]    Compiling proc-macro2 v0.4.13
Nov 27 18:41:27.045 INFO [stderr]    Compiling ryu v0.2.4
Nov 27 18:41:27.045 INFO [stderr]    Compiling serde v1.0.72
Nov 27 18:41:27.046 INFO [stderr]    Compiling wasm-bindgen-shared v0.2.17
Nov 27 18:41:27.046 INFO [stderr]    Compiling log v0.4.4
Nov 27 18:41:30.696 INFO [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 27 18:41:30.696 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
Nov 27 18:41:30.696 INFO [stderr]     |
Nov 27 18:41:30.696 INFO [stderr] 359 |             Span::Nightly(proc_macro::Span::def_site())
Nov 27 18:41:30.697 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:41:30.697 INFO [stderr]     |
Nov 27 18:41:30.697 INFO [stderr]     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 27 18:41:30.698 INFO [stderr] 
Nov 27 18:41:30.740 INFO [stderr] error: aborting due to previous error
Nov 27 18:41:30.740 INFO [stderr] 
Nov 27 18:41:30.740 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Nov 27 18:41:30.740 INFO [stderr] error: Could not compile `proc-macro2`.
Nov 27 18:41:30.740 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 27 18:41:41.414 INFO [stderr] error: build failed
Nov 27 18:41:41.420 INFO [stderr] su: No module specific data is present
Nov 27 18:41:41.919 INFO running `"docker" "inspect" "3fe73b9a3e4b53c0dca7be9306efb006126331045fb13d593ed82f02af0ef599"`
Nov 27 18:41:42.066 INFO running `"docker" "rm" "-f" "3fe73b9a3e4b53c0dca7be9306efb006126331045fb13d593ed82f02af0ef599"`
Nov 27 18:41:42.176 INFO [stdout] 3fe73b9a3e4b53c0dca7be9306efb006126331045fb13d593ed82f02af0ef599