Nov 06 21:17:40.513 INFO checking gregorholzmann/rust-playground against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 21:17:40.513 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-5/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 21:17:40.936 INFO blam! bab21e82422f54352d2445772b55aee88cc512815352b2e1f41316251893076e
Nov 06 21:17:40.945 INFO running `"docker" "start" "-a" "bab21e82422f54352d2445772b55aee88cc512815352b2e1f41316251893076e"`
Nov 06 21:17:42.464 INFO kablam! usermod: no changes
Nov 06 21:17:42.552 INFO kablam!     Checking rust-playground v0.1.0 (/source)
Nov 06 21:17:43.221 INFO kablam! warning: unused variable: `x`
Nov 06 21:17:43.221 INFO kablam!   --> src/main.rs:86:9
Nov 06 21:17:43.221 INFO kablam!    |
Nov 06 21:17:43.222 INFO kablam! 86 |     for x in 0..number_of_cards {
Nov 06 21:17:43.222 INFO kablam!    |         ^ help: consider using `_x` instead
Nov 06 21:17:43.222 INFO kablam!    |
Nov 06 21:17:43.223 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 21:17:43.223 INFO kablam! 
Nov 06 21:17:43.223 INFO kablam! warning: value assigned to `num_value` is never read
Nov 06 21:17:43.224 INFO kablam!   --> src/main.rs:25:21
Nov 06 21:17:43.224 INFO kablam!    |
Nov 06 21:17:43.224 INFO kablam! 25 |             let mut num_value: u8 = 0;
Nov 06 21:17:43.225 INFO kablam!    |                     ^^^^^^^^^
Nov 06 21:17:43.225 INFO kablam!    |
Nov 06 21:17:43.225 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 06 21:17:43.225 INFO kablam! 
Nov 06 21:17:43.237 INFO kablam! warning: unused variable: `x`
Nov 06 21:17:43.237 INFO kablam!   --> src/main.rs:86:9
Nov 06 21:17:43.237 INFO kablam!    |
Nov 06 21:17:43.238 INFO kablam! 86 |     for x in 0..number_of_cards {
Nov 06 21:17:43.238 INFO kablam!    |         ^ help: consider using `_x` instead
Nov 06 21:17:43.238 INFO kablam!    |
Nov 06 21:17:43.238 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 21:17:43.239 INFO kablam! 
Nov 06 21:17:43.239 INFO kablam! warning: value assigned to `num_value` is never read
Nov 06 21:17:43.239 INFO kablam!   --> src/main.rs:25:21
Nov 06 21:17:43.239 INFO kablam!    |
Nov 06 21:17:43.240 INFO kablam! 25 |             let mut num_value: u8 = 0;
Nov 06 21:17:43.240 INFO kablam!    |                     ^^^^^^^^^
Nov 06 21:17:43.242 INFO kablam!    |
Nov 06 21:17:43.242 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 06 21:17:43.242 INFO kablam! 
Nov 06 21:17:43.244 INFO kablam! warning: variable does not need to be mutable
Nov 06 21:17:43.245 INFO kablam!    --> src/main.rs:101:51
Nov 06 21:17:43.245 INFO kablam!     |
Nov 06 21:17:43.245 INFO kablam! 101 | fn end_game(player_hand: Hand, dealer_hand: Hand, mut deck: &mut Vec<Card>) {
Nov 06 21:17:43.245 INFO kablam!     |                                                   ----^^^^
Nov 06 21:17:43.246 INFO kablam!     |                                                   |
Nov 06 21:17:43.246 INFO kablam!     |                                                   help: remove this `mut`
Nov 06 21:17:43.246 INFO kablam!     |
Nov 06 21:17:43.247 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 06 21:17:43.247 INFO kablam! 
Nov 06 21:17:43.252 INFO kablam! warning: variable does not need to be mutable
Nov 06 21:17:43.253 INFO kablam!    --> src/main.rs:101:51
Nov 06 21:17:43.253 INFO kablam!     |
Nov 06 21:17:43.254 INFO kablam! 101 | fn end_game(player_hand: Hand, dealer_hand: Hand, mut deck: &mut Vec<Card>) {
Nov 06 21:17:43.254 INFO kablam!     |                                                   ----^^^^
Nov 06 21:17:43.254 INFO kablam!     |                                                   |
Nov 06 21:17:43.255 INFO kablam!     |                                                   help: remove this `mut`
Nov 06 21:17:43.255 INFO kablam!     |
Nov 06 21:17:43.255 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 06 21:17:43.256 INFO kablam! 
Nov 06 21:17:43.316 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Nov 06 21:17:43.316 INFO kablam! su: No module specific data is present
Nov 06 21:17:44.168 INFO running `"docker" "rm" "-f" "bab21e82422f54352d2445772b55aee88cc512815352b2e1f41316251893076e"`
Nov 06 21:17:44.436 INFO blam! bab21e82422f54352d2445772b55aee88cc512815352b2e1f41316251893076e