Sep 14 14:55:26.790 INFO checking html5ever_ext-0.21.20 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 14:55:26.790 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 14:55:26.790 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 14:55:27.136 INFO blam! 6ff78cabbea09a03d55e0376f759cd9a1f1b888f1e5eb571eeb5c83319baf71e
Sep 14 14:55:27.138 INFO running `"docker" "start" "-a" "6ff78cabbea09a03d55e0376f759cd9a1f1b888f1e5eb571eeb5c83319baf71e"`
Sep 14 14:55:29.267 INFO kablam! usermod: no changes
Sep 14 14:55:29.500 INFO kablam! Checking dtoa-short v0.3.2
Sep 14 14:55:29.516 INFO kablam! Compiling cssparser v0.21.3
Sep 14 14:55:29.516 INFO kablam! Compiling html5ever v0.21.0
Sep 14 14:55:29.516 INFO kablam! Compiling string_cache v0.6.2
Sep 14 14:55:29.516 INFO kablam! Compiling markup5ever v0.6.2
Sep 14 14:55:29.516 INFO kablam! Compiling css v0.0.22
Sep 14 14:55:59.507 INFO kablam! Checking html5ever_ext v0.21.20 (file:///source)
Sep 14 14:56:02.519 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 33.23s
Sep 14 14:56:02.531 INFO kablam! su: No module specific data is present
Sep 14 14:56:03.754 INFO running `"docker" "rm" "-f" "6ff78cabbea09a03d55e0376f759cd9a1f1b888f1e5eb571eeb5c83319baf71e"`
Sep 14 14:56:03.882 INFO blam! 6ff78cabbea09a03d55e0376f759cd9a1f1b888f1e5eb571eeb5c83319baf71e