Aug 11 08:49:18.465 INFO checking mcs-0.1.1 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 08:49:18.465 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 08:49:18.465 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 08:49:18.465 INFO running `"docker" "create" "-v" "/tmp/crater.g2Dc65LrsSo5:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-5/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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 +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 08:49:18.735 INFO blam! 319cd792670dad128d35598a18defd95d52f7fb5bbbf2931d2417d576589a7e4
Aug 11 08:49:18.737 INFO running `"docker" "start" "-a" "319cd792670dad128d35598a18defd95d52f7fb5bbbf2931d2417d576589a7e4"`
Aug 11 08:49:19.674 INFO kablam!     Checking mcs v0.1.1 (file:///source)
Aug 11 08:49:20.193 INFO kablam! warning: unnecessary `unsafe` block
Aug 11 08:49:20.193 INFO kablam!    --> src/mutex.rs:117:9
Aug 11 08:49:20.193 INFO kablam!     |
Aug 11 08:49:20.193 INFO kablam! 117 |         unsafe {
Aug 11 08:49:20.193 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Aug 11 08:49:20.193 INFO kablam!     |
Aug 11 08:49:20.193 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Aug 11 08:49:20.193 INFO kablam! 
Aug 11 08:49:20.193 INFO kablam! warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Aug 11 08:49:20.193 INFO kablam!  --> src/lib.rs:1:58
Aug 11 08:49:20.193 INFO kablam!   |
Aug 11 08:49:20.193 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Aug 11 08:49:20.193 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Aug 11 08:49:20.193 INFO kablam!   |
Aug 11 08:49:20.193 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 11 08:49:20.193 INFO kablam! 
Aug 11 08:49:20.874 INFO kablam! warning: unnecessary `unsafe` block
Aug 11 08:49:20.874 INFO kablam!    --> src/mutex.rs:117:9
Aug 11 08:49:20.874 INFO kablam!     |
Aug 11 08:49:20.874 INFO kablam! 117 |         unsafe {
Aug 11 08:49:20.874 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Aug 11 08:49:20.875 INFO kablam!     |
Aug 11 08:49:20.875 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Aug 11 08:49:20.875 INFO kablam! 
Aug 11 08:49:20.876 INFO kablam! warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Aug 11 08:49:20.876 INFO kablam!  --> src/lib.rs:1:58
Aug 11 08:49:20.877 INFO kablam!   |
Aug 11 08:49:20.877 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Aug 11 08:49:20.877 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Aug 11 08:49:20.878 INFO kablam!   |
Aug 11 08:49:20.891 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 11 08:49:20.893 INFO kablam! 
Aug 11 08:49:20.934 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
Aug 11 08:49:20.936 INFO kablam! su: No module specific data is present
Aug 11 08:49:21.698 INFO running `"docker" "rm" "-f" "319cd792670dad128d35598a18defd95d52f7fb5bbbf2931d2417d576589a7e4"`
Aug 11 08:49:21.849 INFO blam! 319cd792670dad128d35598a18defd95d52f7fb5bbbf2931d2417d576589a7e4