Aug 02 00:26:24.420 INFO checking rmp-0.8.7 against 1.27.2+tmplazy for lazy_static-1
Aug 02 00:26:24.420 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:26:24.420 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:26:24.420 INFO running `"docker" "create" "-v" "/tmp/crater.MXWLw1sIMW7y:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2+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 02 00:26:24.662 INFO blam! 4817c7ebd49aa99239f0ab7fcc97506e7aae8b6e049d753325822941a1db03ad
Aug 02 00:26:24.665 INFO running `"docker" "start" "-a" "4817c7ebd49aa99239f0ab7fcc97506e7aae8b6e049d753325822941a1db03ad"`
Aug 02 00:26:25.662 INFO kablam!     Checking rmp v0.8.7 (file:///source)
Aug 02 00:26:26.459 INFO kablam! warning: use of deprecated item 'decode::str::read_str_ref': useless, use `read_str_from_slice` instead
Aug 02 00:26:26.459 INFO kablam!   --> src/decode/mod.rs:21:66
Aug 02 00:26:26.459 INFO kablam!    |
Aug 02 00:26:26.459 INFO kablam! 21 | pub use self::str::{read_str_len, read_str, read_str_from_slice, read_str_ref, DecodeStringError};
Aug 02 00:26:26.459 INFO kablam!    |                                                                  ^^^^^^^^^^^^
Aug 02 00:26:26.461 INFO kablam!    |
Aug 02 00:26:26.461 INFO kablam!    = note: #[warn(deprecated)] on by default
Aug 02 00:26:26.461 INFO kablam! 
Aug 02 00:26:26.527 INFO kablam! warning: use of deprecated item 'decode::str::read_str_ref': useless, use `read_str_from_slice` instead
Aug 02 00:26:26.527 INFO kablam!   --> src/decode/mod.rs:21:66
Aug 02 00:26:26.527 INFO kablam!    |
Aug 02 00:26:26.527 INFO kablam! 21 | pub use self::str::{read_str_len, read_str, read_str_from_slice, read_str_ref, DecodeStringError};
Aug 02 00:26:26.527 INFO kablam!    |                                                                  ^^^^^^^^^^^^
Aug 02 00:26:26.532 INFO kablam!    |
Aug 02 00:26:26.532 INFO kablam!    = note: #[warn(deprecated)] on by default
Aug 02 00:26:26.532 INFO kablam! 
Aug 02 00:26:27.626 INFO kablam! warning: variable does not need to be mutable
Aug 02 00:26:27.626 INFO kablam!    --> src/decode/str.rs:110:36
Aug 02 00:26:27.626 INFO kablam!     |
Aug 02 00:26:27.626 INFO kablam! 110 | pub fn read_str<'r, R>(rd: &mut R, mut buf: &'r mut [u8]) -> Result<&'r str, DecodeStringError<'r>>
Aug 02 00:26:27.626 INFO kablam!     |                                    ----^^^
Aug 02 00:26:27.626 INFO kablam!     |                                    |
Aug 02 00:26:27.626 INFO kablam!     |                                    help: remove this `mut`
Aug 02 00:26:27.634 INFO kablam!     |
Aug 02 00:26:27.634 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 00:26:27.635 INFO kablam! 
Aug 02 00:26:27.681 INFO kablam! warning: variable does not need to be mutable
Aug 02 00:26:27.681 INFO kablam!    --> src/decode/str.rs:110:36
Aug 02 00:26:27.681 INFO kablam!     |
Aug 02 00:26:27.681 INFO kablam! 110 | pub fn read_str<'r, R>(rd: &mut R, mut buf: &'r mut [u8]) -> Result<&'r str, DecodeStringError<'r>>
Aug 02 00:26:27.681 INFO kablam!     |                                    ----^^^
Aug 02 00:26:27.681 INFO kablam!     |                                    |
Aug 02 00:26:27.681 INFO kablam!     |                                    help: remove this `mut`
Aug 02 00:26:27.681 INFO kablam!     |
Aug 02 00:26:27.681 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 00:26:27.681 INFO kablam! 
Aug 02 00:26:28.541 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:26:28.541 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 00:26:28.541 INFO kablam!   |
Aug 02 00:26:28.541 INFO kablam! 1 | #![feature(test)]
Aug 02 00:26:28.541 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 00:26:28.541 INFO kablam! 
Aug 02 00:26:28.542 INFO kablam! error: aborting due to previous error
Aug 02 00:26:28.542 INFO kablam! 
Aug 02 00:26:28.542 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 00:26:28.556 INFO kablam! error: Could not compile `rmp`.
Aug 02 00:26:28.557 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 00:26:32.076 INFO kablam! error: build failed
Aug 02 00:26:32.076 INFO kablam! su: No module specific data is present
Aug 02 00:26:32.654 INFO running `"docker" "rm" "-f" "4817c7ebd49aa99239f0ab7fcc97506e7aae8b6e049d753325822941a1db03ad"`
Aug 02 00:26:32.784 INFO blam! 4817c7ebd49aa99239f0ab7fcc97506e7aae8b6e049d753325822941a1db03ad