Nov 09 15:40:37.432 INFO checking bon-chi/tower_of_hanoi_in_rust against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 15:40:37.432 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-1/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +dc13be39fae8d4c607889b27de374b52586485a3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 09 15:40:37.900 INFO blam! af947364fc0272d53a73f16abb8e3951743d733e9ee5002444d2d160ce92184a
Nov 09 15:40:37.902 INFO running `"docker" "start" "-a" "af947364fc0272d53a73f16abb8e3951743d733e9ee5002444d2d160ce92184a"`
Nov 09 15:40:40.203 INFO kablam! usermod: no changes
Nov 09 15:40:40.328 INFO kablam!     Checking tower_of_hanoi_in_rust v0.1.0 (/source)
Nov 09 15:40:41.196 INFO kablam! warning: variable does not need to be mutable
Nov 09 15:40:41.196 INFO kablam!   --> src/main.rs:22:9
Nov 09 15:40:41.196 INFO kablam!    |
Nov 09 15:40:41.196 INFO kablam! 22 |     let mut new_stream: &mut Vec<i32> = &mut hanoi_stream(n - 1, h1);
Nov 09 15:40:41.196 INFO kablam!    |         ----^^^^^^^^^^
Nov 09 15:40:41.196 INFO kablam!    |         |
Nov 09 15:40:41.196 INFO kablam!    |         help: remove this `mut`
Nov 09 15:40:41.196 INFO kablam!    |
Nov 09 15:40:41.196 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 09 15:40:41.196 INFO kablam! 
Nov 09 15:40:41.279 INFO kablam! warning: variable does not need to be mutable
Nov 09 15:40:41.279 INFO kablam!   --> src/main.rs:22:9
Nov 09 15:40:41.279 INFO kablam!    |
Nov 09 15:40:41.279 INFO kablam! 22 |     let mut new_stream: &mut Vec<i32> = &mut hanoi_stream(n - 1, h1);
Nov 09 15:40:41.279 INFO kablam!    |         ----^^^^^^^^^^
Nov 09 15:40:41.279 INFO kablam!    |         |
Nov 09 15:40:41.279 INFO kablam!    |         help: remove this `mut`
Nov 09 15:40:41.279 INFO kablam!    |
Nov 09 15:40:41.279 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 09 15:40:41.279 INFO kablam! 
Nov 09 15:40:41.347 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
Nov 09 15:40:41.353 INFO kablam! su: No module specific data is present
Nov 09 15:40:42.703 INFO running `"docker" "rm" "-f" "af947364fc0272d53a73f16abb8e3951743d733e9ee5002444d2d160ce92184a"`
Nov 09 15:40:43.039 INFO blam! af947364fc0272d53a73f16abb8e3951743d733e9ee5002444d2d160ce92184a