Aug 02 13:09:54.401 INFO checking cbor-0.3.16 against 1.27.2 for lazy_static-1
Aug 02 13:09:54.401 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:09:54.401 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:09:54.401 INFO running `"docker" "create" "-v" "/tmp/crater.UvwTSfNEBd44:/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 13:09:54.599 INFO blam! a54be2415f27269b01618cd4b615a1581bceefb01872d46f5497bd51412daa46
Aug 02 13:09:54.602 INFO running `"docker" "start" "-a" "a54be2415f27269b01618cd4b615a1581bceefb01872d46f5497bd51412daa46"`
Aug 02 13:09:56.205 INFO kablam!     Checking cbor v0.3.16 (file:///source)
Aug 02 13:09:57.062 INFO kablam! warning: unused macro definition
Aug 02 13:09:57.062 INFO kablam!    --> src/lib.rs:140:1
Aug 02 13:09:57.062 INFO kablam!     |
Aug 02 13:09:57.062 INFO kablam! 140 | / macro_rules! lg {
Aug 02 13:09:57.062 INFO kablam! 141 | |     ($($arg:tt)*) => ({
Aug 02 13:09:57.062 INFO kablam! 142 | |         use std::io::{Write, stderr};
Aug 02 13:09:57.062 INFO kablam! 143 | |         writeln!(&mut stderr(), $($arg)*).unwrap();
Aug 02 13:09:57.062 INFO kablam! 144 | |     });
Aug 02 13:09:57.062 INFO kablam! 145 | | }
Aug 02 13:09:57.062 INFO kablam!     | |_^
Aug 02 13:09:57.062 INFO kablam!     |
Aug 02 13:09:57.062 INFO kablam!     = note: #[warn(unused_macros)] on by default
Aug 02 13:09:57.062 INFO kablam! 
Aug 02 13:09:57.291 INFO kablam! warning: unused macro definition
Aug 02 13:09:57.291 INFO kablam!    --> src/lib.rs:140:1
Aug 02 13:09:57.291 INFO kablam!     |
Aug 02 13:09:57.291 INFO kablam! 140 | / macro_rules! lg {
Aug 02 13:09:57.291 INFO kablam! 141 | |     ($($arg:tt)*) => ({
Aug 02 13:09:57.291 INFO kablam! 142 | |         use std::io::{Write, stderr};
Aug 02 13:09:57.291 INFO kablam! 143 | |         writeln!(&mut stderr(), $($arg)*).unwrap();
Aug 02 13:09:57.291 INFO kablam! 144 | |     });
Aug 02 13:09:57.291 INFO kablam! 145 | | }
Aug 02 13:09:57.291 INFO kablam!     | |_^
Aug 02 13:09:57.292 INFO kablam!     |
Aug 02 13:09:57.292 INFO kablam!     = note: #[warn(unused_macros)] on by default
Aug 02 13:09:57.292 INFO kablam! 
Aug 02 13:10:00.844 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:10:00.844 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 13:10:00.844 INFO kablam!   |
Aug 02 13:10:00.844 INFO kablam! 1 | #![feature(test)]
Aug 02 13:10:00.844 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 13:10:00.844 INFO kablam! 
Aug 02 13:10:00.844 INFO kablam! error: aborting due to previous error
Aug 02 13:10:00.844 INFO kablam! 
Aug 02 13:10:00.844 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:10:00.851 INFO kablam! error: Could not compile `cbor`.
Aug 02 13:10:00.852 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 13:10:01.975 INFO kablam! error: build failed
Aug 02 13:10:01.977 INFO kablam! su: No module specific data is present
Aug 02 13:10:02.512 INFO running `"docker" "rm" "-f" "a54be2415f27269b01618cd4b615a1581bceefb01872d46f5497bd51412daa46"`
Aug 02 13:10:02.700 INFO blam! a54be2415f27269b01618cd4b615a1581bceefb01872d46f5497bd51412daa46