Sep 21 03:53:27.562 INFO checking rustc-ap-rustc_data_structures-263.0.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 03:53:27.562 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 03:53:27.562 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-4/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 03:53:27.766 INFO blam! a1fccbf718778542913d437211d99ba2aa02281d446ff06ac9e43204fa4aac37
Sep 21 03:53:27.768 INFO running `"docker" "start" "-a" "a1fccbf718778542913d437211d99ba2aa02281d446ff06ac9e43204fa4aac37"`
Sep 21 03:53:28.912 INFO kablam! usermod: no changes
Sep 21 03:53:29.080 INFO kablam!     Checking ena v0.9.3
Sep 21 03:53:29.084 INFO kablam!     Checking rustc-ap-rustc_cratesio_shim v263.0.0
Sep 21 03:53:29.090 INFO kablam!     Checking lock_api v0.1.3
Sep 21 03:53:29.094 INFO kablam!    Compiling parking_lot_core v0.3.1
Sep 21 03:53:29.094 INFO kablam!     Checking rustc-ap-serialize v263.0.0
Sep 21 03:53:29.094 INFO kablam!     Checking parking_lot_core v0.2.14
Sep 21 03:53:32.631 INFO kablam!     Checking parking_lot v0.6.4
Sep 21 03:53:33.902 INFO kablam!     Checking rustc-ap-rustc_data_structures v263.0.0 (/source)
Sep 21 03:53:39.798 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.86s
Sep 21 03:53:39.814 INFO kablam! su: No module specific data is present
Sep 21 03:53:41.228 INFO running `"docker" "rm" "-f" "a1fccbf718778542913d437211d99ba2aa02281d446ff06ac9e43204fa4aac37"`
Sep 21 03:53:41.353 INFO blam! a1fccbf718778542913d437211d99ba2aa02281d446ff06ac9e43204fa4aac37