Sep 04 11:14:32.350 INFO checking mcs-0.1.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 11:14:32.350 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 11:14:32.350 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-1/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 11:14:32.506 INFO blam! 1941ed5bdf82b66d541fcee82bdddc5333197f862cf279d8421a92336c812721
Sep 04 11:14:32.512 INFO running `"docker" "start" "-a" "1941ed5bdf82b66d541fcee82bdddc5333197f862cf279d8421a92336c812721"`
Sep 04 11:14:33.155 INFO kablam!     Checking mcs v0.1.1 (file:///source)
Sep 04 11:14:33.298 INFO kablam! warning: unnecessary `unsafe` block
Sep 04 11:14:33.298 INFO kablam!    --> src/mutex.rs:117:9
Sep 04 11:14:33.298 INFO kablam!     |
Sep 04 11:14:33.298 INFO kablam! 117 |         unsafe {
Sep 04 11:14:33.298 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 04 11:14:33.298 INFO kablam!     |
Sep 04 11:14:33.298 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 04 11:14:33.298 INFO kablam! 
Sep 04 11:14:33.298 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 11:14:33.298 INFO kablam!  --> src/lib.rs:1:58
Sep 04 11:14:33.299 INFO kablam!   |
Sep 04 11:14:33.299 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Sep 04 11:14:33.299 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Sep 04 11:14:33.299 INFO kablam!   |
Sep 04 11:14:33.299 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 04 11:14:33.299 INFO kablam! 
Sep 04 11:14:33.948 INFO kablam! warning: unnecessary `unsafe` block
Sep 04 11:14:33.948 INFO kablam!    --> src/mutex.rs:117:9
Sep 04 11:14:33.948 INFO kablam!     |
Sep 04 11:14:33.948 INFO kablam! 117 |         unsafe {
Sep 04 11:14:33.948 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 04 11:14:33.948 INFO kablam!     |
Sep 04 11:14:33.948 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 04 11:14:33.948 INFO kablam! 
Sep 04 11:14:33.949 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 11:14:33.949 INFO kablam!  --> src/lib.rs:1:58
Sep 04 11:14:33.949 INFO kablam!   |
Sep 04 11:14:33.949 INFO kablam! 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Sep 04 11:14:33.949 INFO kablam!   |                                                          ^^^^^^^^^^^^^^^^^^^
Sep 04 11:14:33.949 INFO kablam!   |
Sep 04 11:14:33.949 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 04 11:14:33.949 INFO kablam! 
Sep 04 11:14:33.970 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Sep 04 11:14:33.973 INFO kablam! su: No module specific data is present
Sep 04 11:14:34.421 INFO running `"docker" "rm" "-f" "1941ed5bdf82b66d541fcee82bdddc5333197f862cf279d8421a92336c812721"`
Sep 04 11:14:34.529 INFO blam! 1941ed5bdf82b66d541fcee82bdddc5333197f862cf279d8421a92336c812721