Dec 05 23:14:39.864 INFO testing frostie614/cards against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 23:14:39.864 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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"`
Dec 05 23:14:40.100 INFO [stdout] 7afb39d7d8047a4dde97f8db649907858935bc20b0c41719dbaaa85cdac03ed9
Dec 05 23:14:40.106 INFO running `"docker" "start" "-a" "7afb39d7d8047a4dde97f8db649907858935bc20b0c41719dbaaa85cdac03ed9"`
Dec 05 23:14:41.252 INFO [stderr] usermod: no changes
Dec 05 23:14:41.328 INFO [stderr]    Compiling cards v0.1.0 (/source)
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Hearts`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:24:12
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 24 | enum Suit {Hearts, Diamonds, Spades, Clubs}
Dec 05 23:14:41.761 INFO [stderr]    |            ^^^^^^
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] note: lint level defined here
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:1:9
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 1  | #![warn(dead_code)]
Dec 05 23:14:41.761 INFO [stderr]    |         ^^^^^^^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Diamonds`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:24:20
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 24 | enum Suit {Hearts, Diamonds, Spades, Clubs}
Dec 05 23:14:41.761 INFO [stderr]    |                    ^^^^^^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Spades`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:24:30
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 24 | enum Suit {Hearts, Diamonds, Spades, Clubs}
Dec 05 23:14:41.761 INFO [stderr]    |                              ^^^^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Clubs`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:24:38
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 24 | enum Suit {Hearts, Diamonds, Spades, Clubs}
Dec 05 23:14:41.761 INFO [stderr]    |                                      ^^^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Ace`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:27:10
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.761 INFO [stderr]    |          ^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Two`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:27:15
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.761 INFO [stderr]    |               ^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Three`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:27:20
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.761 INFO [stderr]    |                    ^^^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Four`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:27:27
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.761 INFO [stderr]    |                           ^^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Five`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:27:33
Dec 05 23:14:41.761 INFO [stderr]    |
Dec 05 23:14:41.761 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.761 INFO [stderr]    |                                 ^^^^
Dec 05 23:14:41.761 INFO [stderr] 
Dec 05 23:14:41.761 INFO [stderr] warning: variant is never constructed: `Six`
Dec 05 23:14:41.761 INFO [stderr]   --> src/main.rs:27:39
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.762 INFO [stderr]    |                                       ^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: variant is never constructed: `Seven`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:27:44
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.762 INFO [stderr]    |                                            ^^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: variant is never constructed: `Eight`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:27:51
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.762 INFO [stderr]    |                                                   ^^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: variant is never constructed: `Nine`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:27:58
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.762 INFO [stderr]    |                                                          ^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: variant is never constructed: `Ten`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:27:64
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.762 INFO [stderr]    |                                                                ^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: variant is never constructed: `Jack`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:27:69
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.762 INFO [stderr]    |                                                                     ^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: variant is never constructed: `Queen`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:27:75
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.762 INFO [stderr]    |                                                                           ^^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: variant is never constructed: `King`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:27:82
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:41.762 INFO [stderr]    |                                                                                  ^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: method is never used: `new`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:47:2
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 47 |     fn new()-> Deck{
Dec 05 23:14:41.762 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: method is never used: `deal`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:57:2
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 57 |     fn deal(&mut self) -> Option<Card>{
Dec 05 23:14:41.762 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: method is never used: `shuffle`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:61:2
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 61 |     fn shuffle(&mut self){
Dec 05 23:14:41.762 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: method is never used: `new`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:68:2
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 68 |     fn new(suit:Suit, pip:Pip) -> Card{
Dec 05 23:14:41.762 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.762 INFO [stderr] warning: method is never used: `value`
Dec 05 23:14:41.762 INFO [stderr]   --> src/main.rs:72:2
Dec 05 23:14:41.762 INFO [stderr]    |
Dec 05 23:14:41.762 INFO [stderr] 72 |     fn value(&self) -> u8 {
Dec 05 23:14:41.762 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:41.762 INFO [stderr] 
Dec 05 23:14:41.766 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 23:14:41.766 INFO [stderr]   --> src/main.rs:38:13
Dec 05 23:14:41.766 INFO [stderr]    |
Dec 05 23:14:41.766 INFO [stderr] 38 |             writeln!(f, "{}", card);
Dec 05 23:14:41.766 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:41.766 INFO [stderr]    |
Dec 05 23:14:41.766 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 23:14:41.766 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 23:14:41.766 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 23:14:41.766 INFO [stderr] 
Dec 05 23:14:41.976 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 05 23:14:41.976 INFO [stderr] su: No module specific data is present
Dec 05 23:14:42.251 INFO running `"docker" "inspect" "7afb39d7d8047a4dde97f8db649907858935bc20b0c41719dbaaa85cdac03ed9"`
Dec 05 23:14:42.338 INFO running `"docker" "rm" "-f" "7afb39d7d8047a4dde97f8db649907858935bc20b0c41719dbaaa85cdac03ed9"`
Dec 05 23:14:42.472 INFO [stdout] 7afb39d7d8047a4dde97f8db649907858935bc20b0c41719dbaaa85cdac03ed9
Dec 05 23:14:42.478 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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"`
Dec 05 23:14:42.698 INFO [stdout] 2ea7ddfd26c0bd5275cd0cc298c631a156ff30e573639362c86487a70e349fea
Dec 05 23:14:42.702 INFO running `"docker" "start" "-a" "2ea7ddfd26c0bd5275cd0cc298c631a156ff30e573639362c86487a70e349fea"`
Dec 05 23:14:43.141 INFO [stderr] usermod: no changes
Dec 05 23:14:43.204 INFO [stderr]    Compiling cards v0.1.0 (/source)
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Hearts`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:24:12
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 24 | enum Suit {Hearts, Diamonds, Spades, Clubs}
Dec 05 23:14:43.557 INFO [stderr]    |            ^^^^^^
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] note: lint level defined here
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:1:9
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 1  | #![warn(dead_code)]
Dec 05 23:14:43.557 INFO [stderr]    |         ^^^^^^^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Diamonds`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:24:20
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 24 | enum Suit {Hearts, Diamonds, Spades, Clubs}
Dec 05 23:14:43.557 INFO [stderr]    |                    ^^^^^^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Spades`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:24:30
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 24 | enum Suit {Hearts, Diamonds, Spades, Clubs}
Dec 05 23:14:43.557 INFO [stderr]    |                              ^^^^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Clubs`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:24:38
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 24 | enum Suit {Hearts, Diamonds, Spades, Clubs}
Dec 05 23:14:43.557 INFO [stderr]    |                                      ^^^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Ace`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:27:10
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.557 INFO [stderr]    |          ^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Two`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:27:15
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.557 INFO [stderr]    |               ^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Three`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:27:20
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.557 INFO [stderr]    |                    ^^^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Four`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:27:27
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.557 INFO [stderr]    |                           ^^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Five`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:27:33
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.557 INFO [stderr]    |                                 ^^^^
Dec 05 23:14:43.557 INFO [stderr] 
Dec 05 23:14:43.557 INFO [stderr] warning: variant is never constructed: `Six`
Dec 05 23:14:43.557 INFO [stderr]   --> src/main.rs:27:39
Dec 05 23:14:43.557 INFO [stderr]    |
Dec 05 23:14:43.557 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.557 INFO [stderr]    |                                       ^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: variant is never constructed: `Seven`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:27:44
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.558 INFO [stderr]    |                                            ^^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: variant is never constructed: `Eight`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:27:51
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.558 INFO [stderr]    |                                                   ^^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: variant is never constructed: `Nine`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:27:58
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.558 INFO [stderr]    |                                                          ^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: variant is never constructed: `Ten`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:27:64
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.558 INFO [stderr]    |                                                                ^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: variant is never constructed: `Jack`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:27:69
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.558 INFO [stderr]    |                                                                     ^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: variant is never constructed: `Queen`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:27:75
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.558 INFO [stderr]    |                                                                           ^^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: variant is never constructed: `King`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:27:82
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 27 | enum Pip{Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King}
Dec 05 23:14:43.558 INFO [stderr]    |                                                                                  ^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: method is never used: `new`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:47:2
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 47 |     fn new()-> Deck{
Dec 05 23:14:43.558 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: method is never used: `deal`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:57:2
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 57 |     fn deal(&mut self) -> Option<Card>{
Dec 05 23:14:43.558 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: method is never used: `shuffle`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:61:2
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 61 |     fn shuffle(&mut self){
Dec 05 23:14:43.558 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: method is never used: `new`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:68:2
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 68 |     fn new(suit:Suit, pip:Pip) -> Card{
Dec 05 23:14:43.558 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.558 INFO [stderr] warning: method is never used: `value`
Dec 05 23:14:43.558 INFO [stderr]   --> src/main.rs:72:2
Dec 05 23:14:43.558 INFO [stderr]    |
Dec 05 23:14:43.558 INFO [stderr] 72 |     fn value(&self) -> u8 {
Dec 05 23:14:43.558 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:43.558 INFO [stderr] 
Dec 05 23:14:43.563 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 23:14:43.563 INFO [stderr]   --> src/main.rs:38:13
Dec 05 23:14:43.563 INFO [stderr]    |
Dec 05 23:14:43.563 INFO [stderr] 38 |             writeln!(f, "{}", card);
Dec 05 23:14:43.563 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 23:14:43.563 INFO [stderr]    |
Dec 05 23:14:43.563 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 23:14:43.563 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 23:14:43.563 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 23:14:43.563 INFO [stderr] 
Dec 05 23:14:43.800 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 05 23:14:43.800 INFO [stderr] su: No module specific data is present
Dec 05 23:14:44.100 INFO running `"docker" "inspect" "2ea7ddfd26c0bd5275cd0cc298c631a156ff30e573639362c86487a70e349fea"`
Dec 05 23:14:44.218 INFO running `"docker" "rm" "-f" "2ea7ddfd26c0bd5275cd0cc298c631a156ff30e573639362c86487a70e349fea"`
Dec 05 23:14:44.336 INFO [stdout] 2ea7ddfd26c0bd5275cd0cc298c631a156ff30e573639362c86487a70e349fea
Dec 05 23:14:44.338 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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"`
Dec 05 23:14:44.524 INFO [stdout] d7c7620b22b09cab35fb67d5e597d9cbc53d6684eecac8e15c9bed2fc22cf33a
Dec 05 23:14:44.526 INFO running `"docker" "start" "-a" "d7c7620b22b09cab35fb67d5e597d9cbc53d6684eecac8e15c9bed2fc22cf33a"`
Dec 05 23:14:44.973 INFO [stderr] usermod: no changes
Dec 05 23:14:45.004 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 23:14:45.004 INFO [stderr]      Running /target/debug/deps/cards-6b8d5a0a7b8d3c88
Dec 05 23:14:45.006 INFO [stdout] 
Dec 05 23:14:45.006 INFO [stdout] running 0 tests
Dec 05 23:14:45.006 INFO [stdout] 
Dec 05 23:14:45.006 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 23:14:45.006 INFO [stdout] 
Dec 05 23:14:45.007 INFO [stderr] su: No module specific data is present
Dec 05 23:14:45.334 INFO running `"docker" "inspect" "d7c7620b22b09cab35fb67d5e597d9cbc53d6684eecac8e15c9bed2fc22cf33a"`
Dec 05 23:14:45.432 INFO running `"docker" "rm" "-f" "d7c7620b22b09cab35fb67d5e597d9cbc53d6684eecac8e15c9bed2fc22cf33a"`
Dec 05 23:14:45.497 INFO [stdout] d7c7620b22b09cab35fb67d5e597d9cbc53d6684eecac8e15c9bed2fc22cf33a