Sep 05 20:25:42.752 INFO checking yaml-rust-0.4.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 20:25:42.752 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 20:25:42.752 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 20:25:43.126 INFO blam! 49187923b41d53a31520d35b62e53615fdd199cf35b10a41f76afda65ba3fc13
Sep 05 20:25:43.128 INFO running `"docker" "start" "-a" "49187923b41d53a31520d35b62e53615fdd199cf35b10a41f76afda65ba3fc13"`
Sep 05 20:25:44.382 INFO kablam! usermod: no changes
Sep 05 20:25:44.514 INFO kablam!     Checking memchr v0.1.11
Sep 05 20:25:44.514 INFO kablam!     Checking yaml-rust v0.4.0 (file:///source)
Sep 05 20:25:44.530 INFO kablam!     Checking thread-id v2.0.0
Sep 05 20:25:44.858 INFO kablam!     Checking aho-corasick v0.5.3
Sep 05 20:25:44.962 INFO kablam!     Checking thread_local v0.2.7
Sep 05 20:25:45.932 INFO kablam!     Checking regex v0.1.80
Sep 05 20:25:48.077 INFO kablam!     Checking env_logger v0.3.5
Sep 05 20:25:48.499 INFO kablam!     Checking quickcheck v0.4.1
Sep 05 20:25:53.287 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.89s
Sep 05 20:25:53.293 INFO kablam! su: No module specific data is present
Sep 05 20:25:53.981 INFO running `"docker" "rm" "-f" "49187923b41d53a31520d35b62e53615fdd199cf35b10a41f76afda65ba3fc13"`
Sep 05 20:25:54.109 INFO blam! 49187923b41d53a31520d35b62e53615fdd199cf35b10a41f76afda65ba3fc13