Aug 01 20:06:49.752 INFO checking tracing-allocator-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 20:06:49.752 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:06:49.752 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:06:49.752 INFO running `"docker" "create" "-v" "/tmp/crater.FPVTYgwYu4Iz:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+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 20:06:50.047 INFO blam! abe455012cff4c014150240b9422d4e115ae7f641f8dc5d79d57eb39d316a14c
Aug 01 20:06:50.049 INFO running `"docker" "start" "-a" "abe455012cff4c014150240b9422d4e115ae7f641f8dc5d79d57eb39d316a14c"`
Aug 01 20:06:51.241 INFO kablam!     Blocking waiting for file lock on the git checkouts
Aug 01 20:06:51.413 INFO kablam!     Checking tracing-allocator v0.1.0 (file:///source)
Aug 01 20:06:51.693 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:06:51.693 INFO kablam!  --> src/lib.rs:1:1
Aug 01 20:06:51.693 INFO kablam!   |
Aug 01 20:06:51.693 INFO kablam! 1 | #![feature(global_allocator, allocator_api, heap_api)]
Aug 01 20:06:51.693 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 20:06:51.693 INFO kablam! 
Aug 01 20:06:51.694 INFO kablam! error: aborting due to previous error
Aug 01 20:06:51.694 INFO kablam! 
Aug 01 20:06:51.694 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:06:51.698 INFO kablam! error: Could not compile `tracing-allocator`.
Aug 01 20:06:51.698 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 20:06:51.778 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:06:51.778 INFO kablam!  --> src/lib.rs:1:1
Aug 01 20:06:51.778 INFO kablam!   |
Aug 01 20:06:51.778 INFO kablam! 1 | #![feature(global_allocator, allocator_api, heap_api)]
Aug 01 20:06:51.778 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 20:06:51.778 INFO kablam! 
Aug 01 20:06:51.778 INFO kablam! error: aborting due to previous error
Aug 01 20:06:51.778 INFO kablam! 
Aug 01 20:06:51.778 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:06:51.790 INFO kablam! error: Could not compile `tracing-allocator`.
Aug 01 20:06:51.790 INFO kablam! 
Aug 01 20:06:51.790 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 20:06:51.791 INFO kablam! su: No module specific data is present
Aug 01 20:06:52.373 INFO running `"docker" "rm" "-f" "abe455012cff4c014150240b9422d4e115ae7f641f8dc5d79d57eb39d316a14c"`
Aug 01 20:06:52.559 INFO blam! abe455012cff4c014150240b9422d4e115ae7f641f8dc5d79d57eb39d316a14c