Nov 04 10:28:57.428 INFO checking amaurymartiny/lowasm against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 10:28:57.429 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-6/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 10:28:57.732 INFO blam! 58f79e7a89cedcf445006807b1ad060016839b092063425871d723e156aec3ed
Nov 04 10:28:57.739 INFO running `"docker" "start" "-a" "58f79e7a89cedcf445006807b1ad060016839b092063425871d723e156aec3ed"`
Nov 04 10:28:58.435 INFO kablam! usermod: no changes
Nov 04 10:28:58.532 INFO kablam!    Compiling proc-macro2 v0.4.13
Nov 04 10:28:58.538 INFO kablam!    Compiling wasm-bindgen-shared v0.2.17
Nov 04 10:28:58.543 INFO kablam!    Compiling ryu v0.2.4
Nov 04 10:28:58.543 INFO kablam!    Compiling serde v1.0.71
Nov 04 10:29:03.044 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 04 10:29:03.044 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
Nov 04 10:29:03.044 INFO kablam!     |
Nov 04 10:29:03.044 INFO kablam! 359 |             Span::Nightly(proc_macro::Span::def_site())
Nov 04 10:29:03.044 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 10:29:03.044 INFO kablam!     |
Nov 04 10:29:03.044 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 04 10:29:03.044 INFO kablam! 
Nov 04 10:29:03.067 INFO kablam! error: aborting due to previous error
Nov 04 10:29:03.067 INFO kablam! 
Nov 04 10:29:03.067 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Nov 04 10:29:03.075 INFO kablam! error: Could not compile `proc-macro2`.
Nov 04 10:29:03.075 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 04 10:29:11.281 INFO kablam! error: build failed
Nov 04 10:29:11.282 INFO kablam! su: No module specific data is present
Nov 04 10:29:11.539 INFO running `"docker" "rm" "-f" "58f79e7a89cedcf445006807b1ad060016839b092063425871d723e156aec3ed"`
Nov 04 10:29:11.620 INFO blam! 58f79e7a89cedcf445006807b1ad060016839b092063425871d723e156aec3ed