Dec 01 04:58:58.678 INFO documenting tscr00/rust-wasm-test against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 04:58:58.678 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-0/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-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"`
Dec 01 04:58:59.133 INFO [stdout] bf8596c5a6602b5af974c29037101e68dbcb5d3b8e7f5c874a4d569415da41a7
Dec 01 04:58:59.140 INFO running `"docker" "start" "-a" "bf8596c5a6602b5af974c29037101e68dbcb5d3b8e7f5c874a4d569415da41a7"`
Dec 01 04:59:00.536 INFO [stderr] usermod: no changes
Dec 01 04:59:00.720 INFO [stderr]    Compiling proc-macro2 v0.4.13
Dec 01 04:59:00.720 INFO [stderr]    Compiling ryu v0.2.4
Dec 01 04:59:00.720 INFO [stderr]    Compiling wasm-bindgen-shared v0.2.17
Dec 01 04:59:00.720 INFO [stderr]    Compiling itoa v0.4.2
Dec 01 04:59:00.736 INFO [stderr]    Compiling serde v1.0.72
Dec 01 04:59:00.744 INFO [stderr]    Compiling lazy_static v1.1.0
Dec 01 04:59:04.345 INFO [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Dec 01 04:59:04.345 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
Dec 01 04:59:04.345 INFO [stderr]     |
Dec 01 04:59:04.345 INFO [stderr] 359 |             Span::Nightly(proc_macro::Span::def_site())
Dec 01 04:59:04.345 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 04:59:04.345 INFO [stderr]     |
Dec 01 04:59:04.345 INFO [stderr]     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Dec 01 04:59:04.345 INFO [stderr] 
Dec 01 04:59:04.368 INFO [stderr] error: aborting due to previous error
Dec 01 04:59:04.368 INFO [stderr] 
Dec 01 04:59:04.368 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 01 04:59:04.375 INFO [stderr] error: Could not compile `proc-macro2`.
Dec 01 04:59:04.375 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 01 04:59:14.398 INFO [stderr] error: build failed
Dec 01 04:59:14.400 INFO [stderr] su: No module specific data is present
Dec 01 04:59:15.671 INFO running `"docker" "inspect" "bf8596c5a6602b5af974c29037101e68dbcb5d3b8e7f5c874a4d569415da41a7"`
Dec 01 04:59:15.916 INFO running `"docker" "rm" "-f" "bf8596c5a6602b5af974c29037101e68dbcb5d3b8e7f5c874a4d569415da41a7"`
Dec 01 04:59:16.200 INFO [stdout] bf8596c5a6602b5af974c29037101e68dbcb5d3b8e7f5c874a4d569415da41a7