Oct 31 19:11:59.627 INFO checking tscr00/rust-wasm-test against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Oct 31 19:11:59.628 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 31 19:12:00.052 INFO blam! 852767c18d7e131b8581d335c02491d0f1985b89f1bfa89e29372a0a672acc2a
Oct 31 19:12:00.052 INFO running `"docker" "start" "-a" "852767c18d7e131b8581d335c02491d0f1985b89f1bfa89e29372a0a672acc2a"`
Oct 31 19:12:01.553 INFO kablam! usermod: no changes
Oct 31 19:12:01.676 INFO kablam!    Compiling proc-macro2 v0.4.13
Oct 31 19:12:01.680 INFO kablam!    Compiling ryu v0.2.4
Oct 31 19:12:01.680 INFO kablam!    Compiling serde v1.0.72
Oct 31 19:12:01.692 INFO kablam!    Compiling wasm-bindgen-shared v0.2.17
Oct 31 19:12:01.696 INFO kablam!    Compiling log v0.4.4
Oct 31 19:12:06.324 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Oct 31 19:12:06.324 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
Oct 31 19:12:06.324 INFO kablam!     |
Oct 31 19:12:06.324 INFO kablam! 359 |             Span::Nightly(proc_macro::Span::def_site())
Oct 31 19:12:06.324 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 19:12:06.324 INFO kablam!     |
Oct 31 19:12:06.324 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Oct 31 19:12:06.324 INFO kablam! 
Oct 31 19:12:06.368 INFO kablam! error: aborting due to previous error
Oct 31 19:12:06.368 INFO kablam! 
Oct 31 19:12:06.368 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Oct 31 19:12:06.388 INFO kablam! error: Could not compile `proc-macro2`.
Oct 31 19:12:06.388 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 31 19:12:16.751 INFO kablam! error: build failed
Oct 31 19:12:16.753 INFO kablam! su: No module specific data is present
Oct 31 19:12:17.011 INFO running `"docker" "rm" "-f" "852767c18d7e131b8581d335c02491d0f1985b89f1bfa89e29372a0a672acc2a"`
Oct 31 19:12:17.117 INFO blam! 852767c18d7e131b8581d335c02491d0f1985b89f1bfa89e29372a0a672acc2a