Nov 02 17:17:44.881 INFO checking bon-chi/tower_of_hanoi_in_rust against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 17:17:44.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-3/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 17:17:45.220 INFO blam! ade4f107ca502d65c9eba5ad0865e9de0bd6874efbae33ac7dd4c31f03b1b5c8
Nov 02 17:17:45.221 INFO running `"docker" "start" "-a" "ade4f107ca502d65c9eba5ad0865e9de0bd6874efbae33ac7dd4c31f03b1b5c8"`
Nov 02 17:17:46.512 INFO kablam! usermod: no changes
Nov 02 17:17:46.556 INFO kablam!     Checking tower_of_hanoi_in_rust v0.1.0 (/source)
Nov 02 17:17:47.224 INFO kablam! warning: variable does not need to be mutable
Nov 02 17:17:47.225 INFO kablam!   --> src/main.rs:22:9
Nov 02 17:17:47.225 INFO kablam!    |
Nov 02 17:17:47.226 INFO kablam! 22 |     let mut new_stream: &mut Vec<i32> = &mut hanoi_stream(n - 1, h1);
Nov 02 17:17:47.226 INFO kablam!    |         ----^^^^^^^^^^
Nov 02 17:17:47.226 INFO kablam!    |         |
Nov 02 17:17:47.227 INFO kablam!    |         help: remove this `mut`
Nov 02 17:17:47.227 INFO kablam!    |
Nov 02 17:17:47.227 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 17:17:47.228 INFO kablam! 
Nov 02 17:17:47.240 INFO kablam! warning: variable does not need to be mutable
Nov 02 17:17:47.240 INFO kablam!   --> src/main.rs:22:9
Nov 02 17:17:47.240 INFO kablam!    |
Nov 02 17:17:47.240 INFO kablam! 22 |     let mut new_stream: &mut Vec<i32> = &mut hanoi_stream(n - 1, h1);
Nov 02 17:17:47.240 INFO kablam!    |         ----^^^^^^^^^^
Nov 02 17:17:47.240 INFO kablam!    |         |
Nov 02 17:17:47.240 INFO kablam!    |         help: remove this `mut`
Nov 02 17:17:47.240 INFO kablam!    |
Nov 02 17:17:47.240 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 17:17:47.240 INFO kablam! 
Nov 02 17:17:47.281 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Nov 02 17:17:47.293 INFO kablam! su: No module specific data is present
Nov 02 17:17:47.710 INFO running `"docker" "rm" "-f" "ade4f107ca502d65c9eba5ad0865e9de0bd6874efbae33ac7dd4c31f03b1b5c8"`
Nov 02 17:17:47.868 INFO blam! ade4f107ca502d65c9eba5ad0865e9de0bd6874efbae33ac7dd4c31f03b1b5c8