Nov 02 20:22:01.329 INFO checking NicBonetto/game-of-life against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 02 20:22:01.329 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-7/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/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 +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-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 02 20:22:01.706 INFO blam! 3b3310742e9b857b41917c20e53c4e8361706cb112048ec186035bae11bc50be
Nov 02 20:22:01.707 INFO running `"docker" "start" "-a" "3b3310742e9b857b41917c20e53c4e8361706cb112048ec186035bae11bc50be"`
Nov 02 20:22:02.798 INFO kablam! usermod: no changes
Nov 02 20:22:02.940 INFO kablam!    Compiling proc-macro2 v0.4.9
Nov 02 20:22:05.809 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 02 20:22:05.809 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Nov 02 20:22:05.810 INFO kablam!     |
Nov 02 20:22:05.810 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Nov 02 20:22:05.810 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 20:22:05.811 INFO kablam!     |
Nov 02 20:22:05.811 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 02 20:22:05.811 INFO kablam! 
Nov 02 20:22:05.840 INFO kablam! error: aborting due to previous error
Nov 02 20:22:05.840 INFO kablam! 
Nov 02 20:22:05.840 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Nov 02 20:22:05.856 INFO kablam! error: Could not compile `proc-macro2`.
Nov 02 20:22:05.856 INFO kablam! 
Nov 02 20:22:05.856 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 20:22:05.858 INFO kablam! su: No module specific data is present
Nov 02 20:22:06.478 INFO running `"docker" "rm" "-f" "3b3310742e9b857b41917c20e53c4e8361706cb112048ec186035bae11bc50be"`
Nov 02 20:22:06.744 INFO blam! 3b3310742e9b857b41917c20e53c4e8361706cb112048ec186035bae11bc50be