Sep 10 05:37:50.551 INFO checking CallumHoward/walker against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 05:37:50.551 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 05:37:50.551 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 05:37:50.759 INFO blam! 4da1e9fd394e276df4c97581130e0edf5bf52f50db9e6c687894e832b647aa9c
Sep 10 05:37:50.762 INFO running `"docker" "start" "-a" "4da1e9fd394e276df4c97581130e0edf5bf52f50db9e6c687894e832b647aa9c"`
Sep 10 05:37:51.670 INFO kablam! usermod: no changes
Sep 10 05:37:51.770 INFO kablam!     Checking memchr v1.0.1
Sep 10 05:37:51.770 INFO kablam!     Checking thread-id v3.1.0
Sep 10 05:37:52.122 INFO kablam!     Checking thread_local v0.3.3
Sep 10 05:37:52.218 INFO kablam!     Checking aho-corasick v0.6.3
Sep 10 05:37:53.110 INFO kablam!     Checking regex v0.2.2
Sep 10 05:37:55.631 INFO kablam!     Checking globset v0.2.0
Sep 10 05:37:56.636 INFO kablam!     Checking ignore v0.2.0
Sep 10 05:37:58.066 INFO kablam!     Checking walker v0.1.0 (file:///source)
Sep 10 05:37:58.903 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.20s
Sep 10 05:37:58.907 INFO kablam! su: No module specific data is present
Sep 10 05:37:59.549 INFO running `"docker" "rm" "-f" "4da1e9fd394e276df4c97581130e0edf5bf52f50db9e6c687894e832b647aa9c"`
Sep 10 05:37:59.664 INFO blam! 4da1e9fd394e276df4c97581130e0edf5bf52f50db9e6c687894e832b647aa9c