Oct 13 13:42:32.543 INFO checking html5ever_ext-0.21.20 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 13:42:32.543 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 13:42:32.861 INFO blam! b187d72f7705b7da1bde847e9e1bc72d87a0e31e2d5f6b7fa4d4a65909c833e3
Oct 13 13:42:32.868 INFO running `"docker" "start" "-a" "b187d72f7705b7da1bde847e9e1bc72d87a0e31e2d5f6b7fa4d4a65909c833e3"`
Oct 13 13:42:33.720 INFO kablam! usermod: no changes
Oct 13 13:42:34.012 INFO kablam!    Compiling cssparser v0.21.3
Oct 13 13:42:34.032 INFO kablam!    Compiling string_cache v0.6.2
Oct 13 13:42:34.032 INFO kablam!    Compiling markup5ever v0.6.2
Oct 13 13:42:34.032 INFO kablam!    Compiling css v0.0.22
Oct 13 13:42:34.032 INFO kablam!    Compiling cssparser-macros v0.3.4
Oct 13 13:43:03.300 INFO kablam!     Checking html5ever v0.21.0
Oct 13 13:43:18.109 INFO kablam!     Checking html5ever_ext v0.21.20 (/source)
Oct 13 13:43:25.408 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 51.64s
Oct 13 13:43:25.408 INFO kablam! su: No module specific data is present
Oct 13 13:43:26.420 INFO running `"docker" "rm" "-f" "b187d72f7705b7da1bde847e9e1bc72d87a0e31e2d5f6b7fa4d4a65909c833e3"`
Oct 13 13:43:26.813 INFO blam! b187d72f7705b7da1bde847e9e1bc72d87a0e31e2d5f6b7fa4d4a65909c833e3