Sep 10 15:43:47.001 INFO checking lazy_bencoding-0.1.1 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 15:43:47.001 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 15:43:47.001 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/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 15:43:47.144 INFO blam! d69629f06650701d7716ec81dc25097d6d9b1e1082edd440f5aac81a610285d9
Sep 10 15:43:47.146 INFO running `"docker" "start" "-a" "d69629f06650701d7716ec81dc25097d6d9b1e1082edd440f5aac81a610285d9"`
Sep 10 15:43:47.693 INFO kablam! usermod: no changes
Sep 10 15:43:47.730 INFO kablam!     Checking lazy_bencoding v0.1.1 (file:///source)
Sep 10 15:43:48.482 INFO kablam! warning: unused variable: `c`
Sep 10 15:43:48.482 INFO kablam!   --> examples/print_torrent.rs:48:27
Sep 10 15:43:48.482 INFO kablam!    |
Sep 10 15:43:48.482 INFO kablam! 48 |                     .map(|c| ' ').collect();
Sep 10 15:43:48.482 INFO kablam!    |                           ^ help: consider using `_c` instead
Sep 10 15:43:48.486 INFO kablam!    |
Sep 10 15:43:48.486 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 15:43:48.486 INFO kablam! 
Sep 10 15:43:48.550 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Sep 10 15:43:48.564 INFO kablam! su: No module specific data is present
Sep 10 15:43:49.181 INFO running `"docker" "rm" "-f" "d69629f06650701d7716ec81dc25097d6d9b1e1082edd440f5aac81a610285d9"`
Sep 10 15:43:49.279 INFO blam! d69629f06650701d7716ec81dc25097d6d9b1e1082edd440f5aac81a610285d9