Nov 30 02:20:19.437 INFO checking gregorholzmann/rust-playground against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323 Nov 30 02:20:19.437 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 02:20:19.864 INFO [stdout] 6e264bbe10543179beece0c965bc6ddfce43a4f110d19cde4c00e87e9bdbb777 Nov 30 02:20:19.872 INFO running `"docker" "start" "-a" "6e264bbe10543179beece0c965bc6ddfce43a4f110d19cde4c00e87e9bdbb777"` Nov 30 02:20:20.963 INFO [stderr] usermod: no changes Nov 30 02:20:21.032 INFO [stderr] Checking rust-playground v0.1.0 (/source) Nov 30 02:20:21.944 INFO [stderr] warning: unused variable: `x` Nov 30 02:20:21.944 INFO [stderr] --> src/main.rs:86:9 Nov 30 02:20:21.944 INFO [stderr] | Nov 30 02:20:21.944 INFO [stderr] 86 | for x in 0..number_of_cards { Nov 30 02:20:21.944 INFO [stderr] | ^ help: consider using `_x` instead Nov 30 02:20:21.944 INFO [stderr] | Nov 30 02:20:21.944 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 30 02:20:21.944 INFO [stderr] Nov 30 02:20:21.944 INFO [stderr] warning: value assigned to `num_value` is never read Nov 30 02:20:21.944 INFO [stderr] --> src/main.rs:25:21 Nov 30 02:20:21.944 INFO [stderr] | Nov 30 02:20:21.944 INFO [stderr] 25 | let mut num_value: u8 = 0; Nov 30 02:20:21.945 INFO [stderr] | ^^^^^^^^^ Nov 30 02:20:21.945 INFO [stderr] | Nov 30 02:20:21.945 INFO [stderr] = note: #[warn(unused_assignments)] on by default Nov 30 02:20:21.945 INFO [stderr] Nov 30 02:20:21.980 INFO [stderr] warning: variable does not need to be mutable Nov 30 02:20:21.980 INFO [stderr] --> src/main.rs:101:51 Nov 30 02:20:21.980 INFO [stderr] | Nov 30 02:20:21.980 INFO [stderr] 101 | fn end_game(player_hand: Hand, dealer_hand: Hand, mut deck: &mut Vec) { Nov 30 02:20:21.980 INFO [stderr] | ----^^^^ Nov 30 02:20:21.980 INFO [stderr] | | Nov 30 02:20:21.980 INFO [stderr] | help: remove this `mut` Nov 30 02:20:21.980 INFO [stderr] | Nov 30 02:20:21.980 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 30 02:20:21.980 INFO [stderr] Nov 30 02:20:22.088 INFO [stderr] warning: unused variable: `x` Nov 30 02:20:22.088 INFO [stderr] --> src/main.rs:86:9 Nov 30 02:20:22.089 INFO [stderr] | Nov 30 02:20:22.089 INFO [stderr] 86 | for x in 0..number_of_cards { Nov 30 02:20:22.089 INFO [stderr] | ^ help: consider using `_x` instead Nov 30 02:20:22.089 INFO [stderr] | Nov 30 02:20:22.089 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 30 02:20:22.089 INFO [stderr] Nov 30 02:20:22.089 INFO [stderr] warning: value assigned to `num_value` is never read Nov 30 02:20:22.089 INFO [stderr] --> src/main.rs:25:21 Nov 30 02:20:22.089 INFO [stderr] | Nov 30 02:20:22.089 INFO [stderr] 25 | let mut num_value: u8 = 0; Nov 30 02:20:22.089 INFO [stderr] | ^^^^^^^^^ Nov 30 02:20:22.089 INFO [stderr] | Nov 30 02:20:22.089 INFO [stderr] = note: #[warn(unused_assignments)] on by default Nov 30 02:20:22.089 INFO [stderr] Nov 30 02:20:22.096 INFO [stderr] warning: variable does not need to be mutable Nov 30 02:20:22.096 INFO [stderr] --> src/main.rs:101:51 Nov 30 02:20:22.096 INFO [stderr] | Nov 30 02:20:22.096 INFO [stderr] 101 | fn end_game(player_hand: Hand, dealer_hand: Hand, mut deck: &mut Vec) { Nov 30 02:20:22.096 INFO [stderr] | ----^^^^ Nov 30 02:20:22.096 INFO [stderr] | | Nov 30 02:20:22.096 INFO [stderr] | help: remove this `mut` Nov 30 02:20:22.096 INFO [stderr] | Nov 30 02:20:22.096 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 30 02:20:22.096 INFO [stderr] Nov 30 02:20:22.148 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.17s Nov 30 02:20:22.148 INFO [stderr] su: No module specific data is present Nov 30 02:20:22.816 INFO running `"docker" "inspect" "6e264bbe10543179beece0c965bc6ddfce43a4f110d19cde4c00e87e9bdbb777"` Nov 30 02:20:23.080 INFO running `"docker" "rm" "-f" "6e264bbe10543179beece0c965bc6ddfce43a4f110d19cde4c00e87e9bdbb777"` Nov 30 02:20:23.292 INFO [stdout] 6e264bbe10543179beece0c965bc6ddfce43a4f110d19cde4c00e87e9bdbb777