Sep 20 00:19:08.700 INFO checking mcs-0.1.1 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 00:19:08.700 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 00:19:08.700 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-6/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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=1000" "-e" "CMD=cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 00:19:08.914 INFO blam! c140c388e201cd26eb947cd7b1a58e612475e9e91b5b842e94f96f9b92661a56
Sep 20 00:19:08.917 INFO running `"docker" "start" "-a" "c140c388e201cd26eb947cd7b1a58e612475e9e91b5b842e94f96f9b92661a56"`
Sep 20 00:19:10.358 INFO kablam! usermod: no changes
Sep 20 00:19:10.426 INFO kablam!     Checking mcs v0.1.1 (/source)
Sep 20 00:19:10.702 INFO kablam! warning: unnecessary `unsafe` block
Sep 20 00:19:10.702 INFO kablam!    --> src/mutex.rs:117:9
Sep 20 00:19:10.702 INFO kablam!     |
Sep 20 00:19:10.702 INFO kablam! 117 |         unsafe {
Sep 20 00:19:10.702 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 20 00:19:10.702 INFO kablam!     |
Sep 20 00:19:10.702 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 20 00:19:10.702 INFO kablam! 
Sep 20 00:19:10.702 INFO kablam! warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Sep 20 00:19:10.702 INFO kablam!  --> src/lib.rs:1:58
Sep 20 00:19:10.702 INFO kablam!   |
Sep 20 00:19:10.702 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Sep 20 00:19:10.702 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Sep 20 00:19:10.702 INFO kablam!   |
Sep 20 00:19:10.702 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 20 00:19:10.702 INFO kablam! 
Sep 20 00:19:11.067 INFO kablam! warning: unnecessary `unsafe` block
Sep 20 00:19:11.067 INFO kablam!    --> src/mutex.rs:117:9
Sep 20 00:19:11.067 INFO kablam!     |
Sep 20 00:19:11.067 INFO kablam! 117 |         unsafe {
Sep 20 00:19:11.067 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 20 00:19:11.067 INFO kablam!     |
Sep 20 00:19:11.067 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 20 00:19:11.067 INFO kablam! 
Sep 20 00:19:11.067 INFO kablam! warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Sep 20 00:19:11.067 INFO kablam!  --> src/lib.rs:1:58
Sep 20 00:19:11.067 INFO kablam!   |
Sep 20 00:19:11.067 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Sep 20 00:19:11.067 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Sep 20 00:19:11.067 INFO kablam!   |
Sep 20 00:19:11.067 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 20 00:19:11.067 INFO kablam! 
Sep 20 00:19:11.094 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Sep 20 00:19:11.097 INFO kablam! su: No module specific data is present
Sep 20 00:19:11.926 INFO running `"docker" "rm" "-f" "c140c388e201cd26eb947cd7b1a58e612475e9e91b5b842e94f96f9b92661a56"`
Sep 20 00:19:12.049 INFO blam! c140c388e201cd26eb947cd7b1a58e612475e9e91b5b842e94f96f9b92661a56