Sep 14 06:58:36.822 INFO checking variable_size_byte_writer-0.1.5 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 06:58:36.822 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 06:58:36.822 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 06:58:36.943 INFO blam! 10fd7c48a5279f7b306c28d7087eb2bd763e990f2ad18ddc79f92e0b59232bb7
Sep 14 06:58:36.944 INFO running `"docker" "start" "-a" "10fd7c48a5279f7b306c28d7087eb2bd763e990f2ad18ddc79f92e0b59232bb7"`
Sep 14 06:58:38.072 INFO kablam! usermod: no changes
Sep 14 06:58:38.103 INFO kablam!     Checking typenum_loops v0.2.0
Sep 14 06:58:38.335 INFO kablam!     Checking variable_size_byte_writer v0.1.5 (file:///source)
Sep 14 06:58:38.798 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:58:38.798 INFO kablam!   --> benches/benches.rs:11:9
Sep 14 06:58:38.798 INFO kablam!    |
Sep 14 06:58:38.798 INFO kablam! 11 |     let mut target = std::io::Cursor::new(vec![]);
Sep 14 06:58:38.798 INFO kablam!    |         ----^^^^^^
Sep 14 06:58:38.798 INFO kablam!    |         |
Sep 14 06:58:38.798 INFO kablam!    |         help: remove this `mut`
Sep 14 06:58:38.798 INFO kablam!    |
Sep 14 06:58:38.798 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 06:58:38.798 INFO kablam! 
Sep 14 06:58:38.800 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:58:38.800 INFO kablam!   --> benches/benches.rs:32:9
Sep 14 06:58:38.800 INFO kablam!    |
Sep 14 06:58:38.800 INFO kablam! 32 |     let mut target = std::io::Cursor::new(vec![]);
Sep 14 06:58:38.800 INFO kablam!    |         ----^^^^^^
Sep 14 06:58:38.800 INFO kablam!    |         |
Sep 14 06:58:38.800 INFO kablam!    |         help: remove this `mut`
Sep 14 06:58:38.800 INFO kablam! 
Sep 14 06:58:38.801 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:58:38.801 INFO kablam!   --> benches/benches.rs:53:9
Sep 14 06:58:38.801 INFO kablam!    |
Sep 14 06:58:38.801 INFO kablam! 53 |     let mut target = std::io::Cursor::new(vec![]);
Sep 14 06:58:38.801 INFO kablam!    |         ----^^^^^^
Sep 14 06:58:38.801 INFO kablam!    |         |
Sep 14 06:58:38.801 INFO kablam!    |         help: remove this `mut`
Sep 14 06:58:38.801 INFO kablam! 
Sep 14 06:58:38.823 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Sep 14 06:58:38.825 INFO kablam! su: No module specific data is present
Sep 14 06:58:39.727 INFO running `"docker" "rm" "-f" "10fd7c48a5279f7b306c28d7087eb2bd763e990f2ad18ddc79f92e0b59232bb7"`
Sep 14 06:58:39.828 INFO blam! 10fd7c48a5279f7b306c28d7087eb2bd763e990f2ad18ddc79f92e0b59232bb7