Sep 17 15:20:31.846 INFO checking variable_size_byte_writer-0.1.5 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 15:20:31.846 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 15:20:31.846 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-6/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 15:20:32.006 INFO blam! 74348cbc408b2ffde1e7d29935a9ce006db21d565e86a5e685912b29758be880
Sep 17 15:20:32.006 INFO running `"docker" "start" "-a" "74348cbc408b2ffde1e7d29935a9ce006db21d565e86a5e685912b29758be880"`
Sep 17 15:20:32.696 INFO kablam! usermod: no changes
Sep 17 15:20:32.723 INFO kablam!     Checking typenum_loops v0.2.0
Sep 17 15:20:32.899 INFO kablam!     Checking variable_size_byte_writer v0.1.5 (/source)
Sep 17 15:20:33.328 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:20:33.328 INFO kablam!   --> benches/benches.rs:11:9
Sep 17 15:20:33.328 INFO kablam!    |
Sep 17 15:20:33.328 INFO kablam! 11 |     let mut target = std::io::Cursor::new(vec![]);
Sep 17 15:20:33.328 INFO kablam!    |         ----^^^^^^
Sep 17 15:20:33.328 INFO kablam!    |         |
Sep 17 15:20:33.328 INFO kablam!    |         help: remove this `mut`
Sep 17 15:20:33.328 INFO kablam!    |
Sep 17 15:20:33.328 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 17 15:20:33.328 INFO kablam! 
Sep 17 15:20:33.330 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:20:33.330 INFO kablam!   --> benches/benches.rs:32:9
Sep 17 15:20:33.330 INFO kablam!    |
Sep 17 15:20:33.330 INFO kablam! 32 |     let mut target = std::io::Cursor::new(vec![]);
Sep 17 15:20:33.330 INFO kablam!    |         ----^^^^^^
Sep 17 15:20:33.330 INFO kablam!    |         |
Sep 17 15:20:33.330 INFO kablam!    |         help: remove this `mut`
Sep 17 15:20:33.330 INFO kablam! 
Sep 17 15:20:33.332 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:20:33.332 INFO kablam!   --> benches/benches.rs:53:9
Sep 17 15:20:33.332 INFO kablam!    |
Sep 17 15:20:33.332 INFO kablam! 53 |     let mut target = std::io::Cursor::new(vec![]);
Sep 17 15:20:33.332 INFO kablam!    |         ----^^^^^^
Sep 17 15:20:33.332 INFO kablam!    |         |
Sep 17 15:20:33.332 INFO kablam!    |         help: remove this `mut`
Sep 17 15:20:33.332 INFO kablam! 
Sep 17 15:20:33.360 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Sep 17 15:20:33.362 INFO kablam! su: No module specific data is present
Sep 17 15:20:33.844 INFO running `"docker" "rm" "-f" "74348cbc408b2ffde1e7d29935a9ce006db21d565e86a5e685912b29758be880"`
Sep 17 15:20:33.922 INFO blam! 74348cbc408b2ffde1e7d29935a9ce006db21d565e86a5e685912b29758be880