Sep 21 01:06:29.973 INFO checking variable_size_byte_writer-0.1.5 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 01:06:29.973 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 01:06:29.973 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 01:06:30.091 INFO blam! c4e9dfb154f8c0474e5d37af9d7147995444b3fffdd08a7df3fb773597a98abc
Sep 21 01:06:30.092 INFO running `"docker" "start" "-a" "c4e9dfb154f8c0474e5d37af9d7147995444b3fffdd08a7df3fb773597a98abc"`
Sep 21 01:06:30.918 INFO kablam! usermod: no changes
Sep 21 01:06:30.947 INFO kablam!     Checking typenum_loops v0.2.0
Sep 21 01:06:31.100 INFO kablam!     Checking variable_size_byte_writer v0.1.5 (/source)
Sep 21 01:06:31.528 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:06:31.528 INFO kablam!   --> benches/benches.rs:11:9
Sep 21 01:06:31.528 INFO kablam!    |
Sep 21 01:06:31.528 INFO kablam! 11 |     let mut target = std::io::Cursor::new(vec![]);
Sep 21 01:06:31.528 INFO kablam!    |         ----^^^^^^
Sep 21 01:06:31.528 INFO kablam!    |         |
Sep 21 01:06:31.528 INFO kablam!    |         help: remove this `mut`
Sep 21 01:06:31.528 INFO kablam!    |
Sep 21 01:06:31.528 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 01:06:31.528 INFO kablam! 
Sep 21 01:06:31.534 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:06:31.534 INFO kablam!   --> benches/benches.rs:32:9
Sep 21 01:06:31.534 INFO kablam!    |
Sep 21 01:06:31.534 INFO kablam! 32 |     let mut target = std::io::Cursor::new(vec![]);
Sep 21 01:06:31.534 INFO kablam!    |         ----^^^^^^
Sep 21 01:06:31.534 INFO kablam!    |         |
Sep 21 01:06:31.534 INFO kablam!    |         help: remove this `mut`
Sep 21 01:06:31.534 INFO kablam! 
Sep 21 01:06:31.534 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:06:31.534 INFO kablam!   --> benches/benches.rs:53:9
Sep 21 01:06:31.534 INFO kablam!    |
Sep 21 01:06:31.534 INFO kablam! 53 |     let mut target = std::io::Cursor::new(vec![]);
Sep 21 01:06:31.534 INFO kablam!    |         ----^^^^^^
Sep 21 01:06:31.534 INFO kablam!    |         |
Sep 21 01:06:31.534 INFO kablam!    |         help: remove this `mut`
Sep 21 01:06:31.534 INFO kablam! 
Sep 21 01:06:31.656 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Sep 21 01:06:31.658 INFO kablam! su: No module specific data is present
Sep 21 01:06:32.541 INFO running `"docker" "rm" "-f" "c4e9dfb154f8c0474e5d37af9d7147995444b3fffdd08a7df3fb773597a98abc"`
Sep 21 01:06:32.598 INFO blam! c4e9dfb154f8c0474e5d37af9d7147995444b3fffdd08a7df3fb773597a98abc