Dec 01 16:24:58.758 INFO testing gregorholzmann/rust-playground against 1.30.1 for beta-1.31-5
Dec 01 16:24:58.758 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 16:24:59.271 INFO [stdout] e0d99c005f2387785bb0e168aaa1b955c61ca36d4254397ffe698bb187780c26
Dec 01 16:24:59.272 INFO running `"docker" "start" "-a" "e0d99c005f2387785bb0e168aaa1b955c61ca36d4254397ffe698bb187780c26"`
Dec 01 16:25:00.423 INFO [stderr] usermod: no changes
Dec 01 16:25:00.475 INFO [stderr]    Compiling rust-playground v0.1.0 (/source)
Dec 01 16:25:01.077 INFO [stderr] warning: unused variable: `x`
Dec 01 16:25:01.077 INFO [stderr]   --> src/main.rs:86:9
Dec 01 16:25:01.077 INFO [stderr]    |
Dec 01 16:25:01.077 INFO [stderr] 86 |     for x in 0..number_of_cards {
Dec 01 16:25:01.077 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 01 16:25:01.077 INFO [stderr]    |
Dec 01 16:25:01.077 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 16:25:01.077 INFO [stderr] 
Dec 01 16:25:01.077 INFO [stderr] warning: value assigned to `num_value` is never read
Dec 01 16:25:01.077 INFO [stderr]   --> src/main.rs:25:21
Dec 01 16:25:01.077 INFO [stderr]    |
Dec 01 16:25:01.077 INFO [stderr] 25 |             let mut num_value: u8 = 0;
Dec 01 16:25:01.077 INFO [stderr]    |                     ^^^^^^^^^
Dec 01 16:25:01.077 INFO [stderr]    |
Dec 01 16:25:01.077 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 01 16:25:01.077 INFO [stderr] 
Dec 01 16:25:01.087 INFO [stderr] warning: variable does not need to be mutable
Dec 01 16:25:01.087 INFO [stderr]    --> src/main.rs:101:51
Dec 01 16:25:01.087 INFO [stderr]     |
Dec 01 16:25:01.087 INFO [stderr] 101 | fn end_game(player_hand: Hand, dealer_hand: Hand, mut deck: &mut Vec<Card>) {
Dec 01 16:25:01.087 INFO [stderr]     |                                                   ----^^^^
Dec 01 16:25:01.087 INFO [stderr]     |                                                   |
Dec 01 16:25:01.087 INFO [stderr]     |                                                   help: remove this `mut`
Dec 01 16:25:01.087 INFO [stderr]     |
Dec 01 16:25:01.087 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 16:25:01.087 INFO [stderr] 
Dec 01 16:25:01.952 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
Dec 01 16:25:01.963 INFO [stderr] su: No module specific data is present
Dec 01 16:25:02.516 INFO running `"docker" "inspect" "e0d99c005f2387785bb0e168aaa1b955c61ca36d4254397ffe698bb187780c26"`
Dec 01 16:25:02.828 INFO running `"docker" "rm" "-f" "e0d99c005f2387785bb0e168aaa1b955c61ca36d4254397ffe698bb187780c26"`
Dec 01 16:25:03.056 INFO [stdout] e0d99c005f2387785bb0e168aaa1b955c61ca36d4254397ffe698bb187780c26
Dec 01 16:25:03.061 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 16:25:03.543 INFO [stdout] e5714f2c9e6778a0143d72a24c891702824c2a187a686de96abe20ecce10f2fb
Dec 01 16:25:03.543 INFO running `"docker" "start" "-a" "e5714f2c9e6778a0143d72a24c891702824c2a187a686de96abe20ecce10f2fb"`
Dec 01 16:25:04.919 INFO [stderr] usermod: no changes
Dec 01 16:25:05.011 INFO [stderr]    Compiling rust-playground v0.1.0 (/source)
Dec 01 16:25:05.659 INFO [stderr] warning: unused variable: `x`
Dec 01 16:25:05.659 INFO [stderr]   --> src/main.rs:86:9
Dec 01 16:25:05.659 INFO [stderr]    |
Dec 01 16:25:05.659 INFO [stderr] 86 |     for x in 0..number_of_cards {
Dec 01 16:25:05.659 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 01 16:25:05.659 INFO [stderr]    |
Dec 01 16:25:05.659 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 16:25:05.659 INFO [stderr] 
Dec 01 16:25:05.669 INFO [stderr] warning: value assigned to `num_value` is never read
Dec 01 16:25:05.669 INFO [stderr]   --> src/main.rs:25:21
Dec 01 16:25:05.669 INFO [stderr]    |
Dec 01 16:25:05.669 INFO [stderr] 25 |             let mut num_value: u8 = 0;
Dec 01 16:25:05.669 INFO [stderr]    |                     ^^^^^^^^^
Dec 01 16:25:05.669 INFO [stderr]    |
Dec 01 16:25:05.669 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 01 16:25:05.669 INFO [stderr] 
Dec 01 16:25:05.669 INFO [stderr] warning: variable does not need to be mutable
Dec 01 16:25:05.669 INFO [stderr]    --> src/main.rs:101:51
Dec 01 16:25:05.669 INFO [stderr]     |
Dec 01 16:25:05.669 INFO [stderr] 101 | fn end_game(player_hand: Hand, dealer_hand: Hand, mut deck: &mut Vec<Card>) {
Dec 01 16:25:05.669 INFO [stderr]     |                                                   ----^^^^
Dec 01 16:25:05.669 INFO [stderr]     |                                                   |
Dec 01 16:25:05.669 INFO [stderr]     |                                                   help: remove this `mut`
Dec 01 16:25:05.669 INFO [stderr]     |
Dec 01 16:25:05.669 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 16:25:05.670 INFO [stderr] 
Dec 01 16:25:06.147 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Dec 01 16:25:06.147 INFO [stderr] su: No module specific data is present
Dec 01 16:25:06.797 INFO running `"docker" "inspect" "e5714f2c9e6778a0143d72a24c891702824c2a187a686de96abe20ecce10f2fb"`
Dec 01 16:25:07.171 INFO running `"docker" "rm" "-f" "e5714f2c9e6778a0143d72a24c891702824c2a187a686de96abe20ecce10f2fb"`
Dec 01 16:25:07.437 INFO [stdout] e5714f2c9e6778a0143d72a24c891702824c2a187a686de96abe20ecce10f2fb
Dec 01 16:25:07.445 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 16:25:07.927 INFO [stdout] b8daade06db04c43bad9e0330a9add7d4aefbf7609c5f7f8fadbb3759ed3bf51
Dec 01 16:25:07.932 INFO running `"docker" "start" "-a" "b8daade06db04c43bad9e0330a9add7d4aefbf7609c5f7f8fadbb3759ed3bf51"`
Dec 01 16:25:09.274 INFO [stderr] usermod: no changes
Dec 01 16:25:09.351 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 01 16:25:09.363 INFO [stderr]      Running /target/debug/deps/rust_playground-10be7bedd66aa374
Dec 01 16:25:09.363 INFO [stdout] 
Dec 01 16:25:09.363 INFO [stdout] running 0 tests
Dec 01 16:25:09.363 INFO [stdout] 
Dec 01 16:25:09.363 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 16:25:09.363 INFO [stdout] 
Dec 01 16:25:09.365 INFO [stderr] su: No module specific data is present
Dec 01 16:25:09.900 INFO running `"docker" "inspect" "b8daade06db04c43bad9e0330a9add7d4aefbf7609c5f7f8fadbb3759ed3bf51"`
Dec 01 16:25:10.195 INFO running `"docker" "rm" "-f" "b8daade06db04c43bad9e0330a9add7d4aefbf7609c5f7f8fadbb3759ed3bf51"`
Dec 01 16:25:10.631 INFO [stdout] b8daade06db04c43bad9e0330a9add7d4aefbf7609c5f7f8fadbb3759ed3bf51
