Sep 04 11:14:32.154 INFO checking mcs-0.1.1 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 11:14:32.154 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 11:14:32.154 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 11:14:32.306 INFO blam! 2920ae26285a2fcaa0a405e5f26d017768ec9057c9840a4998a1766814b9039c
Sep 04 11:14:32.310 INFO running `"docker" "start" "-a" "2920ae26285a2fcaa0a405e5f26d017768ec9057c9840a4998a1766814b9039c"`
Sep 04 11:14:32.988 INFO kablam!     Checking mcs v0.1.1 (file:///source)
Sep 04 11:14:33.090 INFO kablam! warning: unnecessary `unsafe` block
Sep 04 11:14:33.090 INFO kablam!    --> src/mutex.rs:117:9
Sep 04 11:14:33.090 INFO kablam!     |
Sep 04 11:14:33.090 INFO kablam! 117 |         unsafe {
Sep 04 11:14:33.090 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 04 11:14:33.090 INFO kablam!     |
Sep 04 11:14:33.090 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 04 11:14:33.090 INFO kablam! 
Sep 04 11:14:33.090 INFO kablam! warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Sep 04 11:14:33.090 INFO kablam!  --> src/lib.rs:1:58
Sep 04 11:14:33.090 INFO kablam!   |
Sep 04 11:14:33.090 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Sep 04 11:14:33.090 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Sep 04 11:14:33.090 INFO kablam!   |
Sep 04 11:14:33.091 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 04 11:14:33.091 INFO kablam! 
Sep 04 11:14:33.705 INFO kablam! warning: unnecessary `unsafe` block
Sep 04 11:14:33.705 INFO kablam!    --> src/mutex.rs:117:9
Sep 04 11:14:33.705 INFO kablam!     |
Sep 04 11:14:33.705 INFO kablam! 117 |         unsafe {
Sep 04 11:14:33.705 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 04 11:14:33.705 INFO kablam!     |
Sep 04 11:14:33.705 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 04 11:14:33.706 INFO kablam! 
Sep 04 11:14:33.706 INFO kablam! warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Sep 04 11:14:33.706 INFO kablam!  --> src/lib.rs:1:58
Sep 04 11:14:33.706 INFO kablam!   |
Sep 04 11:14:33.706 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Sep 04 11:14:33.706 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Sep 04 11:14:33.707 INFO kablam!   |
Sep 04 11:14:33.708 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 04 11:14:33.708 INFO kablam! 
Sep 04 11:14:33.734 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Sep 04 11:14:33.736 INFO kablam! su: No module specific data is present
Sep 04 11:14:34.368 INFO running `"docker" "rm" "-f" "2920ae26285a2fcaa0a405e5f26d017768ec9057c9840a4998a1766814b9039c"`
Sep 04 11:14:34.475 INFO blam! 2920ae26285a2fcaa0a405e5f26d017768ec9057c9840a4998a1766814b9039c