Nov 06 11:52:36.505 INFO checking underflowed/text-adventure-game-in-rust against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 11:52:36.506 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 11:52:36.899 INFO blam! a7be8d9868aeef6a66b032faf06a07e8814bc744e248beeb691969d6afb04bf4
Nov 06 11:52:36.901 INFO running `"docker" "start" "-a" "a7be8d9868aeef6a66b032faf06a07e8814bc744e248beeb691969d6afb04bf4"`
Nov 06 11:52:37.876 INFO kablam! usermod: no changes
Nov 06 11:52:37.916 INFO kablam!     Checking text_adventure v0.1.0 (/source)
Nov 06 11:52:38.248 INFO kablam! warning: method is never used: `to_string`
Nov 06 11:52:38.248 INFO kablam!   --> src/main.rs:43:5
Nov 06 11:52:38.248 INFO kablam!    |
Nov 06 11:52:38.248 INFO kablam! 43 |     fn to_string(&self) -> &str {
Nov 06 11:52:38.248 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 11:52:38.248 INFO kablam!    |
Nov 06 11:52:38.248 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 11:52:38.248 INFO kablam! 
Nov 06 11:52:38.248 INFO kablam! warning: variant is never constructed: `MoveUp`
Nov 06 11:52:38.248 INFO kablam!   --> src/main.rs:58:5
Nov 06 11:52:38.248 INFO kablam!    |
Nov 06 11:52:38.248 INFO kablam! 58 |     MoveUp,
Nov 06 11:52:38.248 INFO kablam!    |     ^^^^^^
Nov 06 11:52:38.248 INFO kablam! 
Nov 06 11:52:38.248 INFO kablam! warning: variant is never constructed: `MoveDown`
Nov 06 11:52:38.248 INFO kablam!   --> src/main.rs:60:5
Nov 06 11:52:38.248 INFO kablam!    |
Nov 06 11:52:38.248 INFO kablam! 60 |     MoveDown,
Nov 06 11:52:38.248 INFO kablam!    |     ^^^^^^^^
Nov 06 11:52:38.248 INFO kablam! 
Nov 06 11:52:38.296 INFO kablam! warning: method is never used: `to_string`
Nov 06 11:52:38.296 INFO kablam!   --> src/main.rs:43:5
Nov 06 11:52:38.296 INFO kablam!    |
Nov 06 11:52:38.296 INFO kablam! 43 |     fn to_string(&self) -> &str {
Nov 06 11:52:38.296 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 11:52:38.296 INFO kablam!    |
Nov 06 11:52:38.296 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 11:52:38.296 INFO kablam! 
Nov 06 11:52:38.296 INFO kablam! warning: variant is never constructed: `MoveUp`
Nov 06 11:52:38.296 INFO kablam!   --> src/main.rs:58:5
Nov 06 11:52:38.296 INFO kablam!    |
Nov 06 11:52:38.296 INFO kablam! 58 |     MoveUp,
Nov 06 11:52:38.296 INFO kablam!    |     ^^^^^^
Nov 06 11:52:38.296 INFO kablam! 
Nov 06 11:52:38.296 INFO kablam! warning: variant is never constructed: `MoveDown`
Nov 06 11:52:38.296 INFO kablam!   --> src/main.rs:60:5
Nov 06 11:52:38.296 INFO kablam!    |
Nov 06 11:52:38.296 INFO kablam! 60 |     MoveDown,
Nov 06 11:52:38.296 INFO kablam!    |     ^^^^^^^^
Nov 06 11:52:38.296 INFO kablam! 
Nov 06 11:52:38.365 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Nov 06 11:52:38.370 INFO kablam! su: No module specific data is present
Nov 06 11:52:38.996 INFO running `"docker" "rm" "-f" "a7be8d9868aeef6a66b032faf06a07e8814bc744e248beeb691969d6afb04bf4"`
Nov 06 11:52:39.320 INFO blam! a7be8d9868aeef6a66b032faf06a07e8814bc744e248beeb691969d6afb04bf4