Sep 17 17:39:21.647 INFO checking selectors-0.20.0 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 17:39:21.647 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 17:39:21.647 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-7/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 17:39:21.912 INFO blam! 9f9e33cdabd518cbc0da11b5dbcadfb6dea75a936e69711970bfe45e098e2447
Sep 17 17:39:21.915 INFO running `"docker" "start" "-a" "9f9e33cdabd518cbc0da11b5dbcadfb6dea75a936e69711970bfe45e098e2447"`
Sep 17 17:39:22.622 INFO kablam! usermod: no changes
Sep 17 17:39:22.729 INFO kablam!     Checking thin-slice v0.1.1
Sep 17 17:39:22.731 INFO kablam!     Checking dtoa-short v0.3.2
Sep 17 17:39:22.736 INFO kablam!     Checking servo_arc v0.1.1
Sep 17 17:39:22.745 INFO kablam!    Compiling syn v0.14.9
Sep 17 17:39:22.745 INFO kablam!    Compiling selectors v0.20.0 (/source)
Sep 17 17:39:47.599 INFO kablam!    Compiling cssparser v0.24.0
Sep 17 17:39:47.599 INFO kablam!    Compiling cssparser-macros v0.3.4
Sep 17 17:40:11.186 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 48.54s
Sep 17 17:40:11.193 INFO kablam! su: No module specific data is present
Sep 17 17:40:11.824 INFO running `"docker" "rm" "-f" "9f9e33cdabd518cbc0da11b5dbcadfb6dea75a936e69711970bfe45e098e2447"`
Sep 17 17:40:11.984 INFO blam! 9f9e33cdabd518cbc0da11b5dbcadfb6dea75a936e69711970bfe45e098e2447