Sep 06 00:20:13.623 INFO checking selectors-0.20.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 00:20:13.623 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 00:20:13.623 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 00:20:13.785 INFO blam! 09eb6f7ca188d59ae030228feb960fee9daccf11ff2c7e446e04caead73e14ea
Sep 06 00:20:13.787 INFO running `"docker" "start" "-a" "09eb6f7ca188d59ae030228feb960fee9daccf11ff2c7e446e04caead73e14ea"`
Sep 06 00:20:14.434 INFO kablam! usermod: no changes
Sep 06 00:20:14.549 INFO kablam!    Compiling procedural-masquerade v0.1.6
Sep 06 00:20:14.550 INFO kablam!     Checking thin-slice v0.1.1
Sep 06 00:20:14.556 INFO kablam!     Checking dtoa-short v0.3.2
Sep 06 00:20:14.557 INFO kablam!     Checking servo_arc v0.1.1
Sep 06 00:20:14.562 INFO kablam!    Compiling syn v0.14.9
Sep 06 00:20:14.562 INFO kablam!    Compiling selectors v0.20.0 (file:///source)
Sep 06 00:20:35.268 INFO kablam!    Compiling cssparser v0.24.0
Sep 06 00:20:35.268 INFO kablam!    Compiling cssparser-macros v0.3.4
Sep 06 00:20:51.251 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 36.79s
Sep 06 00:20:51.259 INFO kablam! su: No module specific data is present
Sep 06 00:20:52.152 INFO running `"docker" "rm" "-f" "09eb6f7ca188d59ae030228feb960fee9daccf11ff2c7e446e04caead73e14ea"`
Sep 06 00:20:52.262 INFO blam! 09eb6f7ca188d59ae030228feb960fee9daccf11ff2c7e446e04caead73e14ea