Nov 04 05:20:16.186 INFO checking jakegornall/guessing_game against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 05:20:16.192 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-6/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 05:20:16.663 INFO blam! 254fb6861496bdec05e5a484032f959070aa0afdfa6afeb1f2d2d8361b6d61c2
Nov 04 05:20:16.715 INFO running `"docker" "start" "-a" "254fb6861496bdec05e5a484032f959070aa0afdfa6afeb1f2d2d8361b6d61c2"`
Nov 04 05:20:17.613 INFO kablam! usermod: no changes
Nov 04 05:20:17.660 INFO kablam!     Checking guessing_game v0.1.0 (/source)
Nov 04 05:20:18.042 INFO kablam! warning: unused variable: `play_again`
Nov 04 05:20:18.042 INFO kablam!   --> src/main.rs:27:13
Nov 04 05:20:18.043 INFO kablam!    |
Nov 04 05:20:18.043 INFO kablam! 27 |     let mut play_again = String::new();
Nov 04 05:20:18.043 INFO kablam!    |             ^^^^^^^^^^ help: consider using `_play_again` instead
Nov 04 05:20:18.043 INFO kablam!    |
Nov 04 05:20:18.044 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 04 05:20:18.044 INFO kablam! 
Nov 04 05:20:18.044 INFO kablam! warning: value assigned to `result` is never read
Nov 04 05:20:18.044 INFO kablam!   --> src/main.rs:28:13
Nov 04 05:20:18.045 INFO kablam!    |
Nov 04 05:20:18.045 INFO kablam! 28 |     let mut result = false;
Nov 04 05:20:18.045 INFO kablam!    |             ^^^^^^
Nov 04 05:20:18.045 INFO kablam!    |
Nov 04 05:20:18.045 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 04 05:20:18.045 INFO kablam! 
Nov 04 05:20:18.046 INFO kablam! warning: value assigned to `new_score` is never read
Nov 04 05:20:18.046 INFO kablam!   --> src/main.rs:63:13
Nov 04 05:20:18.046 INFO kablam!    |
Nov 04 05:20:18.046 INFO kablam! 63 |     let mut new_score = 0;
Nov 04 05:20:18.047 INFO kablam!    |             ^^^^^^^^^
Nov 04 05:20:18.047 INFO kablam! 
Nov 04 05:20:18.047 INFO kablam! warning: variable does not need to be mutable
Nov 04 05:20:18.047 INFO kablam!   --> src/main.rs:27:9
Nov 04 05:20:18.047 INFO kablam!    |
Nov 04 05:20:18.047 INFO kablam! 27 |     let mut play_again = String::new();
Nov 04 05:20:18.048 INFO kablam!    |         ----^^^^^^^^^^
Nov 04 05:20:18.048 INFO kablam!    |         |
Nov 04 05:20:18.048 INFO kablam!    |         help: remove this `mut`
Nov 04 05:20:18.048 INFO kablam!    |
Nov 04 05:20:18.048 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 05:20:18.049 INFO kablam! 
Nov 04 05:20:18.075 INFO kablam! warning: unused variable: `play_again`
Nov 04 05:20:18.076 INFO kablam!   --> src/main.rs:27:13
Nov 04 05:20:18.076 INFO kablam!    |
Nov 04 05:20:18.076 INFO kablam! 27 |     let mut play_again = String::new();
Nov 04 05:20:18.077 INFO kablam!    |             ^^^^^^^^^^ help: consider using `_play_again` instead
Nov 04 05:20:18.077 INFO kablam!    |
Nov 04 05:20:18.077 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 04 05:20:18.078 INFO kablam! 
Nov 04 05:20:18.083 INFO kablam! warning: value assigned to `result` is never read
Nov 04 05:20:18.083 INFO kablam!   --> src/main.rs:28:13
Nov 04 05:20:18.083 INFO kablam!    |
Nov 04 05:20:18.084 INFO kablam! 28 |     let mut result = false;
Nov 04 05:20:18.084 INFO kablam!    |             ^^^^^^
Nov 04 05:20:18.084 INFO kablam!    |
Nov 04 05:20:18.084 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 04 05:20:18.085 INFO kablam! 
Nov 04 05:20:18.085 INFO kablam! warning: value assigned to `new_score` is never read
Nov 04 05:20:18.086 INFO kablam!   --> src/main.rs:63:13
Nov 04 05:20:18.086 INFO kablam!    |
Nov 04 05:20:18.086 INFO kablam! 63 |     let mut new_score = 0;
Nov 04 05:20:18.086 INFO kablam!    |             ^^^^^^^^^
Nov 04 05:20:18.087 INFO kablam! 
Nov 04 05:20:18.096 INFO kablam! warning: variable does not need to be mutable
Nov 04 05:20:18.096 INFO kablam!   --> src/main.rs:27:9
Nov 04 05:20:18.096 INFO kablam!    |
Nov 04 05:20:18.096 INFO kablam! 27 |     let mut play_again = String::new();
Nov 04 05:20:18.096 INFO kablam!    |         ----^^^^^^^^^^
Nov 04 05:20:18.096 INFO kablam!    |         |
Nov 04 05:20:18.096 INFO kablam!    |         help: remove this `mut`
Nov 04 05:20:18.097 INFO kablam!    |
Nov 04 05:20:18.097 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 05:20:18.097 INFO kablam! 
Nov 04 05:20:18.113 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Nov 04 05:20:18.118 INFO kablam! su: No module specific data is present
Nov 04 05:20:18.523 INFO running `"docker" "rm" "-f" "254fb6861496bdec05e5a484032f959070aa0afdfa6afeb1f2d2d8361b6d61c2"`
Nov 04 05:20:18.703 INFO blam! 254fb6861496bdec05e5a484032f959070aa0afdfa6afeb1f2d2d8361b6d61c2