Aug 30 11:01:15.063 INFO checking mcs-0.1.1 against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 30 11:01:15.063 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 30 11:01:15.063 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 11:01:15.233 INFO blam! adbd0b9fd403044636190491caf7ae20e4439e2df08611d612a175d7c02fbcf5
Aug 30 11:01:15.235 INFO running `"docker" "start" "-a" "adbd0b9fd403044636190491caf7ae20e4439e2df08611d612a175d7c02fbcf5"`
Aug 30 11:01:15.912 INFO kablam!     Checking mcs v0.1.1 (file:///source)
Aug 30 11:01:16.060 INFO kablam! warning: unnecessary `unsafe` block
Aug 30 11:01:16.060 INFO kablam!    --> src/mutex.rs:117:9
Aug 30 11:01:16.060 INFO kablam!     |
Aug 30 11:01:16.060 INFO kablam! 117 |         unsafe {
Aug 30 11:01:16.060 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Aug 30 11:01:16.060 INFO kablam!     |
Aug 30 11:01:16.060 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Aug 30 11:01:16.060 INFO kablam! 
Aug 30 11:01:16.061 INFO kablam! warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Aug 30 11:01:16.061 INFO kablam!  --> src/lib.rs:1:58
Aug 30 11:01:16.061 INFO kablam!   |
Aug 30 11:01:16.061 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Aug 30 11:01:16.061 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Aug 30 11:01:16.061 INFO kablam!   |
Aug 30 11:01:16.061 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 30 11:01:16.061 INFO kablam! 
Aug 30 11:01:16.738 INFO kablam! warning: unnecessary `unsafe` block
Aug 30 11:01:16.738 INFO kablam!    --> src/mutex.rs:117:9
Aug 30 11:01:16.738 INFO kablam!     |
Aug 30 11:01:16.738 INFO kablam! 117 |         unsafe {
Aug 30 11:01:16.738 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Aug 30 11:01:16.738 INFO kablam!     |
Aug 30 11:01:16.738 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Aug 30 11:01:16.738 INFO kablam! 
Aug 30 11:01:16.738 INFO kablam! warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Aug 30 11:01:16.738 INFO kablam!  --> src/lib.rs:1:58
Aug 30 11:01:16.738 INFO kablam!   |
Aug 30 11:01:16.738 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Aug 30 11:01:16.738 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Aug 30 11:01:16.738 INFO kablam!   |
Aug 30 11:01:16.738 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 30 11:01:16.738 INFO kablam! 
Aug 30 11:01:16.766 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Aug 30 11:01:16.768 INFO kablam! su: No module specific data is present
Aug 30 11:01:17.195 INFO running `"docker" "rm" "-f" "adbd0b9fd403044636190491caf7ae20e4439e2df08611d612a175d7c02fbcf5"`
Aug 30 11:01:17.296 INFO blam! adbd0b9fd403044636190491caf7ae20e4439e2df08611d612a175d7c02fbcf5