Sep 17 17:39:19.959 INFO checking selectors-0.20.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 17:39:19.959 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 17:39:19.959 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-1/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 17:39:20.100 INFO blam! 23a6c9b9479d02484f0bcf278153c5866197f8f569f06ea516b602d3e52a23ad
Sep 17 17:39:20.102 INFO running `"docker" "start" "-a" "23a6c9b9479d02484f0bcf278153c5866197f8f569f06ea516b602d3e52a23ad"`
Sep 17 17:39:20.635 INFO kablam! usermod: no changes
Sep 17 17:39:20.738 INFO kablam!    Compiling procedural-masquerade v0.1.6
Sep 17 17:39:20.738 INFO kablam!     Checking nodrop v0.1.12
Sep 17 17:39:20.743 INFO kablam!     Checking thin-slice v0.1.1
Sep 17 17:39:20.747 INFO kablam!     Checking dtoa-short v0.3.2
Sep 17 17:39:20.747 INFO kablam!    Compiling syn v0.14.9
Sep 17 17:39:20.747 INFO kablam!    Compiling selectors v0.20.0 (/source)
Sep 17 17:39:21.435 INFO kablam!     Checking servo_arc v0.1.1
Sep 17 17:39:46.830 INFO kablam!    Compiling cssparser v0.24.0
Sep 17 17:39:46.832 INFO kablam!    Compiling cssparser-macros v0.3.4
Sep 17 17:40:09.644 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 48.99s
Sep 17 17:40:09.651 INFO kablam! su: No module specific data is present
Sep 17 17:40:10.245 INFO running `"docker" "rm" "-f" "23a6c9b9479d02484f0bcf278153c5866197f8f569f06ea516b602d3e52a23ad"`
Sep 17 17:40:10.382 INFO blam! 23a6c9b9479d02484f0bcf278153c5866197f8f569f06ea516b602d3e52a23ad