Jul 11 18:19:49.689 INFO checking variable_size_byte_writer-0.1.5 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 11 18:19:49.689 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 18:19:49.689 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 18:19:49.689 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-7/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 18:19:49.986 INFO blam! 3a569732f6b99dbd911483277396fb6979c49d101b35bd58e04772189da7e13b
Jul 11 18:19:49.989 INFO running `"docker" "start" "-a" "3a569732f6b99dbd911483277396fb6979c49d101b35bd58e04772189da7e13b"`
Jul 11 18:19:51.019 INFO kablam!     Checking typenum_loops v0.2.0
Jul 11 18:19:51.599 INFO kablam!     Checking variable_size_byte_writer v0.1.5 (file:///source)
Jul 11 18:19:53.518 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:19:53.518 INFO kablam!   --> benches/benches.rs:11:9
Jul 11 18:19:53.518 INFO kablam!    |
Jul 11 18:19:53.518 INFO kablam! 11 |     let mut target = std::io::Cursor::new(vec![]);
Jul 11 18:19:53.518 INFO kablam!    |         ----^^^^^^
Jul 11 18:19:53.518 INFO kablam!    |         |
Jul 11 18:19:53.518 INFO kablam!    |         help: remove this `mut`
Jul 11 18:19:53.519 INFO kablam!    |
Jul 11 18:19:53.519 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 11 18:19:53.520 INFO kablam! 
Jul 11 18:19:53.525 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:19:53.525 INFO kablam!   --> benches/benches.rs:32:9
Jul 11 18:19:53.525 INFO kablam!    |
Jul 11 18:19:53.525 INFO kablam! 32 |     let mut target = std::io::Cursor::new(vec![]);
Jul 11 18:19:53.525 INFO kablam!    |         ----^^^^^^
Jul 11 18:19:53.525 INFO kablam!    |         |
Jul 11 18:19:53.525 INFO kablam!    |         help: remove this `mut`
Jul 11 18:19:53.542 INFO kablam! 
Jul 11 18:19:53.547 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:19:53.547 INFO kablam!   --> benches/benches.rs:53:9
Jul 11 18:19:53.547 INFO kablam!    |
Jul 11 18:19:53.547 INFO kablam! 53 |     let mut target = std::io::Cursor::new(vec![]);
Jul 11 18:19:53.547 INFO kablam!    |         ----^^^^^^
Jul 11 18:19:53.547 INFO kablam!    |         |
Jul 11 18:19:53.547 INFO kablam!    |         help: remove this `mut`
Jul 11 18:19:53.548 INFO kablam! 
Jul 11 18:19:53.965 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.06s
Jul 11 18:19:53.969 INFO kablam! su: No module specific data is present
Jul 11 18:19:54.535 INFO running `"docker" "rm" "-f" "3a569732f6b99dbd911483277396fb6979c49d101b35bd58e04772189da7e13b"`
Jul 11 18:19:54.734 INFO blam! 3a569732f6b99dbd911483277396fb6979c49d101b35bd58e04772189da7e13b