Sep 06 05:30:01.591 INFO checking html5ever_ext-0.21.20 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 05:30:01.591 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 05:30:01.591 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 05:30:01.774 INFO blam! afeba44b6894e1571ef49e1a6a6b78c256febd1665cc7a7c2d15d73c0cba658b
Sep 06 05:30:01.774 INFO running `"docker" "start" "-a" "afeba44b6894e1571ef49e1a6a6b78c256febd1665cc7a7c2d15d73c0cba658b"`
Sep 06 05:30:02.997 INFO kablam! usermod: no changes
Sep 06 05:30:03.237 INFO kablam!    Compiling cssparser v0.21.3
Sep 06 05:30:03.243 INFO kablam!    Compiling css v0.0.22
Sep 06 05:30:03.244 INFO kablam!    Compiling string_cache v0.6.2
Sep 06 05:30:03.246 INFO kablam!    Compiling markup5ever v0.6.2
Sep 06 05:30:03.248 INFO kablam!    Compiling syn v0.14.9
Sep 06 05:30:15.806 INFO kablam!     Checking html5ever v0.21.0
Sep 06 05:30:31.001 INFO kablam!    Compiling cssparser-macros v0.3.4
Sep 06 05:30:51.371 INFO kablam!     Checking html5ever_ext v0.21.20 (file:///source)
Sep 06 05:30:53.542 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 50.50s
Sep 06 05:30:53.549 INFO kablam! su: No module specific data is present
Sep 06 05:30:54.166 INFO running `"docker" "rm" "-f" "afeba44b6894e1571ef49e1a6a6b78c256febd1665cc7a7c2d15d73c0cba658b"`
Sep 06 05:30:54.291 INFO blam! afeba44b6894e1571ef49e1a6a6b78c256febd1665cc7a7c2d15d73c0cba658b