Nov 28 06:40:37.380 INFO checking derekdreery/w3c-idl-extractor against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 06:40:37.381 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 06:40:37.836 INFO [stdout] bf570215fd00b6400f672b54e0892d25871376e62a24177e0dbbbc3fd1d349c2
Nov 28 06:40:37.842 INFO running `"docker" "start" "-a" "bf570215fd00b6400f672b54e0892d25871376e62a24177e0dbbbc3fd1d349c2"`
Nov 28 06:40:39.455 INFO [stderr] usermod: no changes
Nov 28 06:40:39.676 INFO [stderr]    Compiling string_cache_codegen v0.4.0
Nov 28 06:40:39.676 INFO [stderr]    Compiling html5ever v0.21.0
Nov 28 06:40:39.680 INFO [stderr]     Checking tendril v0.4.0
Nov 28 06:40:39.680 INFO [stderr]     Checking failure v0.1.1
Nov 28 06:40:45.200 INFO [stderr]    Compiling string_cache v0.6.2
Nov 28 06:40:45.201 INFO [stderr]    Compiling markup5ever v0.6.2
Nov 28 06:40:56.971 INFO [stderr]     Checking w3c-idl-extractor v0.1.0 (/source)
Nov 28 06:40:59.032 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Nov 28 06:40:59.032 INFO [stderr]  --> src/lib.rs:8:5
Nov 28 06:40:59.032 INFO [stderr]   |
Nov 28 06:40:59.032 INFO [stderr] 8 | use std::ascii::AsciiExt;
Nov 28 06:40:59.032 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 06:40:59.034 INFO [stderr]   |
Nov 28 06:40:59.034 INFO [stderr]   = note: #[warn(deprecated)] on by default
Nov 28 06:40:59.034 INFO [stderr] 
Nov 28 06:40:59.133 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Nov 28 06:40:59.134 INFO [stderr]  --> src/lib.rs:8:5
Nov 28 06:40:59.135 INFO [stderr]   |
Nov 28 06:40:59.135 INFO [stderr] 8 | use std::ascii::AsciiExt;
Nov 28 06:40:59.136 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 06:40:59.137 INFO [stderr]   |
Nov 28 06:40:59.137 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:40:59.138 INFO [stderr] 
Nov 28 06:40:59.257 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Nov 28 06:40:59.257 INFO [stderr]  --> src/lib.rs:8:5
Nov 28 06:40:59.258 INFO [stderr]   |
Nov 28 06:40:59.259 INFO [stderr] 8 | use std::ascii::AsciiExt;
Nov 28 06:40:59.259 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 06:40:59.260 INFO [stderr]   |
Nov 28 06:40:59.261 INFO [stderr]   = note: #[warn(deprecated)] on by default
Nov 28 06:40:59.261 INFO [stderr] 
Nov 28 06:40:59.520 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Nov 28 06:40:59.521 INFO [stderr]  --> src/lib.rs:8:5
Nov 28 06:40:59.522 INFO [stderr]   |
Nov 28 06:40:59.522 INFO [stderr] 8 | use std::ascii::AsciiExt;
Nov 28 06:40:59.523 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 06:40:59.524 INFO [stderr]   |
Nov 28 06:40:59.524 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:40:59.525 INFO [stderr] 
Nov 28 06:41:01.437 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.94s
Nov 28 06:41:01.444 INFO [stderr] su: No module specific data is present
Nov 28 06:41:03.191 INFO running `"docker" "inspect" "bf570215fd00b6400f672b54e0892d25871376e62a24177e0dbbbc3fd1d349c2"`
Nov 28 06:41:03.527 INFO running `"docker" "rm" "-f" "bf570215fd00b6400f672b54e0892d25871376e62a24177e0dbbbc3fd1d349c2"`
Nov 28 06:41:03.920 INFO [stdout] bf570215fd00b6400f672b54e0892d25871376e62a24177e0dbbbc3fd1d349c2