Sep 19 23:12:15.443 INFO checking lazy_bencoding-0.1.1 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 23:12:15.443 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 23:12:15.443 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:12:15.657 INFO blam! 08e0803f6a24b8122e7680c90f40976e5ec83638c977489db00f99dcfc70e9d0
Sep 19 23:12:15.659 INFO running `"docker" "start" "-a" "08e0803f6a24b8122e7680c90f40976e5ec83638c977489db00f99dcfc70e9d0"`
Sep 19 23:12:16.886 INFO kablam! usermod: no changes
Sep 19 23:12:16.911 INFO kablam!     Checking lazy_bencoding v0.1.1 (/source)
Sep 19 23:12:17.479 INFO kablam! warning: unused variable: `c`
Sep 19 23:12:17.479 INFO kablam!   --> examples/print_torrent.rs:48:27
Sep 19 23:12:17.480 INFO kablam!    |
Sep 19 23:12:17.480 INFO kablam! 48 |                     .map(|c| ' ').collect();
Sep 19 23:12:17.480 INFO kablam!    |                           ^ help: consider using `_c` instead
Sep 19 23:12:17.480 INFO kablam!    |
Sep 19 23:12:17.480 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 19 23:12:17.480 INFO kablam! 
Sep 19 23:12:17.500 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Sep 19 23:12:17.501 INFO kablam! su: No module specific data is present
Sep 19 23:12:18.133 INFO running `"docker" "rm" "-f" "08e0803f6a24b8122e7680c90f40976e5ec83638c977489db00f99dcfc70e9d0"`
Sep 19 23:12:18.295 INFO blam! 08e0803f6a24b8122e7680c90f40976e5ec83638c977489db00f99dcfc70e9d0