Oct 13 13:42:32.473 INFO checking html5ever_ext-0.21.20 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 13:42:32.475 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13:42:32.703 INFO blam! 389851bc89f57db76f7996c1697c1666fe7e9d979fe0f3d43ad457299c69a02d
Oct 13 13:42:32.713 INFO running `"docker" "start" "-a" "389851bc89f57db76f7996c1697c1666fe7e9d979fe0f3d43ad457299c69a02d"`
Oct 13 13:42:33.688 INFO kablam! usermod: no changes
Oct 13 13:42:33.897 INFO kablam!    Compiling cssparser v0.21.3
Oct 13 13:42:33.897 INFO kablam!    Compiling html5ever v0.21.0
Oct 13 13:42:33.928 INFO kablam!    Compiling string_cache v0.6.2
Oct 13 13:42:33.928 INFO kablam!    Compiling markup5ever v0.6.2
Oct 13 13:42:33.928 INFO kablam!    Compiling css v0.0.22
Oct 13 13:42:33.928 INFO kablam!    Compiling cssparser-macros v0.3.4
Oct 13 13:43:20.172 INFO kablam!     Checking html5ever_ext v0.21.20 (/source)
Oct 13 13:43:26.697 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 52.98s
Oct 13 13:43:26.709 INFO kablam! su: No module specific data is present
Oct 13 13:43:27.269 INFO running `"docker" "rm" "-f" "389851bc89f57db76f7996c1697c1666fe7e9d979fe0f3d43ad457299c69a02d"`
Oct 13 13:43:27.620 INFO blam! 389851bc89f57db76f7996c1697c1666fe7e9d979fe0f3d43ad457299c69a02d