Aug 01 20:18:19.671 INFO checking token-1.0.0-rc1 against 1.27.2+tmplazy for lazy_static-1
Aug 01 20:18:19.671 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:18:19.671 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:18:19.671 INFO running `"docker" "create" "-v" "/tmp/crater.73Y6rOByTxWz:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2+tmplazy:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 20:18:19.915 INFO blam! f93638873f51961e36b1648567cdb2b57247169098cebf0ee444aa45a8ef4b9d
Aug 01 20:18:19.920 INFO running `"docker" "start" "-a" "f93638873f51961e36b1648567cdb2b57247169098cebf0ee444aa45a8ef4b9d"`
Aug 01 20:18:20.771 INFO kablam!     Checking token v1.0.0-rc1 (file:///source)
Aug 01 20:18:21.260 INFO kablam! error[E0432]: unresolved import `std::io::ReadExt`
Aug 01 20:18:21.260 INFO kablam!   --> src/lib.rs:50:21
Aug 01 20:18:21.260 INFO kablam!    |
Aug 01 20:18:21.260 INFO kablam! 50 | use std::io::{Read, ReadExt};
Aug 01 20:18:21.260 INFO kablam!    |                     ^^^^^^^ no `ReadExt` in `io`
Aug 01 20:18:21.260 INFO kablam! 
Aug 01 20:18:21.263 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:18:21.263 INFO kablam!   --> src/lib.rs:45:1
Aug 01 20:18:21.263 INFO kablam!    |
Aug 01 20:18:21.263 INFO kablam! 45 | #![feature(core)]
Aug 01 20:18:21.263 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 01 20:18:21.272 INFO kablam! 
Aug 01 20:18:21.276 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:18:21.276 INFO kablam!   --> src/lib.rs:46:1
Aug 01 20:18:21.276 INFO kablam!    |
Aug 01 20:18:21.276 INFO kablam! 46 | #![feature(io)]
Aug 01 20:18:21.276 INFO kablam!    | ^^^^^^^^^^^^^^^
Aug 01 20:18:21.277 INFO kablam! 
Aug 01 20:18:21.278 INFO kablam! error: aborting due to 3 previous errors
Aug 01 20:18:21.278 INFO kablam! 
Aug 01 20:18:21.279 INFO kablam! Some errors occurred: E0432, E0554.
Aug 01 20:18:21.279 INFO kablam! For more information about an error, try `rustc --explain E0432`.
Aug 01 20:18:21.288 INFO kablam! error: Could not compile `token`.
Aug 01 20:18:21.289 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 20:18:21.309 INFO kablam! error[E0432]: unresolved import `std::io::ReadExt`
Aug 01 20:18:21.309 INFO kablam!   --> src/lib.rs:50:21
Aug 01 20:18:21.309 INFO kablam!    |
Aug 01 20:18:21.309 INFO kablam! 50 | use std::io::{Read, ReadExt};
Aug 01 20:18:21.309 INFO kablam!    |                     ^^^^^^^ no `ReadExt` in `io`
Aug 01 20:18:21.309 INFO kablam! 
Aug 01 20:18:21.311 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:18:21.311 INFO kablam!   --> src/lib.rs:45:1
Aug 01 20:18:21.311 INFO kablam!    |
Aug 01 20:18:21.311 INFO kablam! 45 | #![feature(core)]
Aug 01 20:18:21.311 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 01 20:18:21.311 INFO kablam! 
Aug 01 20:18:21.312 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:18:21.312 INFO kablam!   --> src/lib.rs:46:1
Aug 01 20:18:21.312 INFO kablam!    |
Aug 01 20:18:21.312 INFO kablam! 46 | #![feature(io)]
Aug 01 20:18:21.312 INFO kablam!    | ^^^^^^^^^^^^^^^
Aug 01 20:18:21.312 INFO kablam! 
Aug 01 20:18:21.312 INFO kablam! error: aborting due to 3 previous errors
Aug 01 20:18:21.312 INFO kablam! 
Aug 01 20:18:21.312 INFO kablam! Some errors occurred: E0432, E0554.
Aug 01 20:18:21.312 INFO kablam! For more information about an error, try `rustc --explain E0432`.
Aug 01 20:18:21.319 INFO kablam! error: Could not compile `token`.
Aug 01 20:18:21.320 INFO kablam! 
Aug 01 20:18:21.320 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 20:18:21.322 INFO kablam! su: No module specific data is present
Aug 01 20:18:21.964 INFO running `"docker" "rm" "-f" "f93638873f51961e36b1648567cdb2b57247169098cebf0ee444aa45a8ef4b9d"`
Aug 01 20:18:22.152 INFO blam! f93638873f51961e36b1648567cdb2b57247169098cebf0ee444aa45a8ef4b9d