Oct 21 17:03:16.993 INFO checking jakegornall/guessing_game against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 17:03:16.993 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-0/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 17:03:17.264 INFO blam! 972c30c25aab129693dd7aba3b6ad3fc05a9126752458bf25505d4b7f8b7e850
Oct 21 17:03:17.266 INFO running `"docker" "start" "-a" "972c30c25aab129693dd7aba3b6ad3fc05a9126752458bf25505d4b7f8b7e850"`
Oct 21 17:03:17.838 INFO kablam! usermod: no changes
Oct 21 17:03:17.879 INFO kablam!     Checking guessing_game v0.1.0 (/source)
Oct 21 17:03:18.253 INFO kablam! warning: unused variable: `play_again`
Oct 21 17:03:18.253 INFO kablam!   --> src/main.rs:27:13
Oct 21 17:03:18.253 INFO kablam!    |
Oct 21 17:03:18.253 INFO kablam! 27 |     let mut play_again = String::new();
Oct 21 17:03:18.254 INFO kablam!    |             ^^^^^^^^^^ help: consider using `_play_again` instead
Oct 21 17:03:18.254 INFO kablam!    |
Oct 21 17:03:18.254 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 17:03:18.255 INFO kablam! 
Oct 21 17:03:18.255 INFO kablam! warning: value assigned to `result` is never read
Oct 21 17:03:18.255 INFO kablam!   --> src/main.rs:28:13
Oct 21 17:03:18.255 INFO kablam!    |
Oct 21 17:03:18.256 INFO kablam! 28 |     let mut result = false;
Oct 21 17:03:18.256 INFO kablam!    |             ^^^^^^
Oct 21 17:03:18.256 INFO kablam!    |
Oct 21 17:03:18.256 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 21 17:03:18.257 INFO kablam! 
Oct 21 17:03:18.257 INFO kablam! warning: value assigned to `new_score` is never read
Oct 21 17:03:18.257 INFO kablam!   --> src/main.rs:63:13
Oct 21 17:03:18.257 INFO kablam!    |
Oct 21 17:03:18.257 INFO kablam! 63 |     let mut new_score = 0;
Oct 21 17:03:18.258 INFO kablam!    |             ^^^^^^^^^
Oct 21 17:03:18.258 INFO kablam! 
Oct 21 17:03:18.258 INFO kablam! warning: variable does not need to be mutable
Oct 21 17:03:18.258 INFO kablam!   --> src/main.rs:27:9
Oct 21 17:03:18.258 INFO kablam!    |
Oct 21 17:03:18.259 INFO kablam! 27 |     let mut play_again = String::new();
Oct 21 17:03:18.259 INFO kablam!    |         ----^^^^^^^^^^
Oct 21 17:03:18.259 INFO kablam!    |         |
Oct 21 17:03:18.259 INFO kablam!    |         help: remove this `mut`
Oct 21 17:03:18.259 INFO kablam!    |
Oct 21 17:03:18.260 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 17:03:18.260 INFO kablam! 
Oct 21 17:03:18.356 INFO kablam! warning: unused variable: `play_again`
Oct 21 17:03:18.356 INFO kablam!   --> src/main.rs:27:13
Oct 21 17:03:18.356 INFO kablam!    |
Oct 21 17:03:18.357 INFO kablam! 27 |     let mut play_again = String::new();
Oct 21 17:03:18.357 INFO kablam!    |             ^^^^^^^^^^ help: consider using `_play_again` instead
Oct 21 17:03:18.357 INFO kablam!    |
Oct 21 17:03:18.357 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 17:03:18.357 INFO kablam! 
Oct 21 17:03:18.357 INFO kablam! warning: value assigned to `result` is never read
Oct 21 17:03:18.357 INFO kablam!   --> src/main.rs:28:13
Oct 21 17:03:18.357 INFO kablam!    |
Oct 21 17:03:18.357 INFO kablam! 28 |     let mut result = false;
Oct 21 17:03:18.357 INFO kablam!    |             ^^^^^^
Oct 21 17:03:18.357 INFO kablam!    |
Oct 21 17:03:18.357 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 21 17:03:18.357 INFO kablam! 
Oct 21 17:03:18.357 INFO kablam! warning: value assigned to `new_score` is never read
Oct 21 17:03:18.357 INFO kablam!   --> src/main.rs:63:13
Oct 21 17:03:18.357 INFO kablam!    |
Oct 21 17:03:18.357 INFO kablam! 63 |     let mut new_score = 0;
Oct 21 17:03:18.357 INFO kablam!    |             ^^^^^^^^^
Oct 21 17:03:18.357 INFO kablam! 
Oct 21 17:03:18.357 INFO kablam! warning: variable does not need to be mutable
Oct 21 17:03:18.357 INFO kablam!   --> src/main.rs:27:9
Oct 21 17:03:18.357 INFO kablam!    |
Oct 21 17:03:18.357 INFO kablam! 27 |     let mut play_again = String::new();
Oct 21 17:03:18.357 INFO kablam!    |         ----^^^^^^^^^^
Oct 21 17:03:18.357 INFO kablam!    |         |
Oct 21 17:03:18.357 INFO kablam!    |         help: remove this `mut`
Oct 21 17:03:18.357 INFO kablam!    |
Oct 21 17:03:18.357 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 17:03:18.357 INFO kablam! 
Oct 21 17:03:18.357 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Oct 21 17:03:18.357 INFO kablam! su: No module specific data is present
Oct 21 17:03:18.723 INFO running `"docker" "rm" "-f" "972c30c25aab129693dd7aba3b6ad3fc05a9126752458bf25505d4b7f8b7e850"`
Oct 21 17:03:18.975 INFO blam! 972c30c25aab129693dd7aba3b6ad3fc05a9126752458bf25505d4b7f8b7e850