Jul 12 04:35:39.785 INFO checking mastodon-0.1.0 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 12 04:35:39.785 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 04:35:39.785 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 04:35:39.785 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-7/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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=500" "-e" "CMD=cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 04:35:39.995 INFO blam! 0b5e388eaf9335f80bb0831d3cdfda849c6c923311478d40b3356756a154a621
Jul 12 04:35:39.999 INFO running `"docker" "start" "-a" "0b5e388eaf9335f80bb0831d3cdfda849c6c923311478d40b3356756a154a621"`
Jul 12 04:35:41.269 INFO kablam!     Checking mastodon v0.1.0 (file:///source)
Jul 12 04:35:43.035 INFO kablam! warning: unused imports: `Read`, `self`
Jul 12 04:35:43.036 INFO kablam!   --> src/lib.rs:25:19
Jul 12 04:35:43.036 INFO kablam!    |
Jul 12 04:35:43.036 INFO kablam! 25 |     use std::io::{self, Read};
Jul 12 04:35:43.036 INFO kablam!    |                   ^^^^  ^^^^
Jul 12 04:35:43.036 INFO kablam!    |
Jul 12 04:35:43.036 INFO kablam!    = note: #[warn(unused_imports)] on by default
Jul 12 04:35:43.036 INFO kablam! 
Jul 12 04:35:45.235 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
Jul 12 04:35:45.253 INFO kablam! su: No module specific data is present
Jul 12 04:35:45.755 INFO running `"docker" "rm" "-f" "0b5e388eaf9335f80bb0831d3cdfda849c6c923311478d40b3356756a154a621"`
Jul 12 04:35:45.896 INFO blam! 0b5e388eaf9335f80bb0831d3cdfda849c6c923311478d40b3356756a154a621