Aug 02 03:21:49.246 INFO checking null-vec-0.1.0 against 1.27.2 for lazy_static-1
Aug 02 03:21:49.246 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:21:49.246 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:21:49.246 INFO running `"docker" "create" "-v" "/tmp/crater.P4XzMDSVWxJH:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2:/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 02 03:21:49.490 INFO blam! 727a51908bffb1f0cb343655fbb26dc7dbc8714095fa016667dd345f346559c6
Aug 02 03:21:49.504 INFO running `"docker" "start" "-a" "727a51908bffb1f0cb343655fbb26dc7dbc8714095fa016667dd345f346559c6"`
Aug 02 03:21:50.401 INFO kablam!     Checking null-vec v0.1.0 (file:///source)
Aug 02 03:21:51.040 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:51.040 INFO kablam!  --> src/lib.rs:1:1
Aug 02 03:21:51.040 INFO kablam!   |
Aug 02 03:21:51.040 INFO kablam! 1 | #![feature(alloc)]
Aug 02 03:21:51.040 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 02 03:21:51.052 INFO kablam! 
Aug 02 03:21:51.053 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:51.053 INFO kablam!  --> src/lib.rs:2:1
Aug 02 03:21:51.053 INFO kablam!   |
Aug 02 03:21:51.053 INFO kablam! 2 | #![feature(const_fn)]
Aug 02 03:21:51.053 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:21:51.053 INFO kablam! 
Aug 02 03:21:51.053 INFO kablam! error: aborting due to 2 previous errors
Aug 02 03:21:51.053 INFO kablam! 
Aug 02 03:21:51.053 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:21:51.072 INFO kablam! error: Could not compile `null-vec`.
Aug 02 03:21:51.073 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:21:51.143 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:51.144 INFO kablam!  --> src/lib.rs:1:1
Aug 02 03:21:51.144 INFO kablam!   |
Aug 02 03:21:51.144 INFO kablam! 1 | #![feature(alloc)]
Aug 02 03:21:51.144 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 02 03:21:51.144 INFO kablam! 
Aug 02 03:21:51.144 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:51.144 INFO kablam!  --> src/lib.rs:2:1
Aug 02 03:21:51.144 INFO kablam!   |
Aug 02 03:21:51.144 INFO kablam! 2 | #![feature(const_fn)]
Aug 02 03:21:51.144 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:21:51.144 INFO kablam! 
Aug 02 03:21:51.145 INFO kablam! error: aborting due to 2 previous errors
Aug 02 03:21:51.145 INFO kablam! 
Aug 02 03:21:51.145 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:21:51.160 INFO kablam! error: Could not compile `null-vec`.
Aug 02 03:21:51.160 INFO kablam! 
Aug 02 03:21:51.161 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 03:21:51.162 INFO kablam! su: No module specific data is present
Aug 02 03:21:51.662 INFO running `"docker" "rm" "-f" "727a51908bffb1f0cb343655fbb26dc7dbc8714095fa016667dd345f346559c6"`
Aug 02 03:21:51.821 INFO blam! 727a51908bffb1f0cb343655fbb26dc7dbc8714095fa016667dd345f346559c6