Oct 12 17:27:19.422 INFO checking michaelsproul/ewok against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 17:27:19.422 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 17:27:20.001 INFO blam! 28a4020098529a28b09edc0cea1612741e07dcd80f5abff1cda0d6c648ce8dcb
Oct 12 17:27:20.009 INFO running `"docker" "start" "-a" "28a4020098529a28b09edc0cea1612741e07dcd80f5abff1cda0d6c648ce8dcb"`
Oct 12 17:27:21.332 INFO kablam! usermod: no changes
Oct 12 17:27:21.530 INFO kablam!     Checking maplit v0.1.4
Oct 12 17:27:21.530 INFO kablam!     Checking unwrap v1.1.0
Oct 12 17:27:21.530 INFO kablam!     Checking atty v0.2.2
Oct 12 17:27:21.532 INFO kablam!     Checking term_size v0.3.0
Oct 12 17:27:21.533 INFO kablam!     Checking rand v0.3.15
Oct 12 17:27:21.536 INFO kablam!     Checking env_logger v0.4.3
Oct 12 17:27:23.144 INFO kablam!     Checking clap v2.24.2
Oct 12 17:27:30.352 INFO kablam!     Checking ewok v0.1.0 (/source)
Oct 12 17:27:38.141 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 16.77s
Oct 12 17:27:38.158 INFO kablam! su: No module specific data is present
Oct 12 17:27:39.600 INFO running `"docker" "rm" "-f" "28a4020098529a28b09edc0cea1612741e07dcd80f5abff1cda0d6c648ce8dcb"`
Oct 12 17:27:39.938 INFO blam! 28a4020098529a28b09edc0cea1612741e07dcd80f5abff1cda0d6c648ce8dcb