Dec 11 21:11:52.824 INFO checking caphindsight/vdneg against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 21:11:52.824 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 11 21:11:53.310 INFO [stdout] 5e0cfe82789d8902c5d2163263cf4d3342f8568e062ee108dff1f0e404d59492
Dec 11 21:11:53.312 INFO running `"docker" "start" "-a" "5e0cfe82789d8902c5d2163263cf4d3342f8568e062ee108dff1f0e404d59492"`
Dec 11 21:11:54.540 INFO [stderr] usermod: no changes
Dec 11 21:11:54.624 INFO [stderr]     Checking vdneg v0.1.0 (/source)
Dec 11 21:11:55.388 INFO [stderr] warning: unused import: `cards::Rank`
Dec 11 21:11:55.388 INFO [stderr]  --> src/combo.rs:3:5
Dec 11 21:11:55.388 INFO [stderr]   |
Dec 11 21:11:55.388 INFO [stderr] 3 | use cards::Rank;
Dec 11 21:11:55.388 INFO [stderr]   |     ^^^^^^^^^^^
Dec 11 21:11:55.388 INFO [stderr]   |
Dec 11 21:11:55.388 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 21:11:55.388 INFO [stderr] 
Dec 11 21:11:55.388 INFO [stderr] warning: unused import: `cards::Suit`
Dec 11 21:11:55.388 INFO [stderr]  --> src/combo.rs:4:5
Dec 11 21:11:55.388 INFO [stderr]   |
Dec 11 21:11:55.388 INFO [stderr] 4 | use cards::Suit;
Dec 11 21:11:55.388 INFO [stderr]   |     ^^^^^^^^^^^
Dec 11 21:11:55.392 INFO [stderr] 
Dec 11 21:11:55.508 INFO [stderr] warning: unused import: `cards::Rank`
Dec 11 21:11:55.508 INFO [stderr]  --> src/combo.rs:3:5
Dec 11 21:11:55.508 INFO [stderr]   |
Dec 11 21:11:55.508 INFO [stderr] 3 | use cards::Rank;
Dec 11 21:11:55.508 INFO [stderr]   |     ^^^^^^^^^^^
Dec 11 21:11:55.508 INFO [stderr]   |
Dec 11 21:11:55.508 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 21:11:55.508 INFO [stderr] 
Dec 11 21:11:55.508 INFO [stderr] warning: unused import: `cards::Suit`
Dec 11 21:11:55.508 INFO [stderr]  --> src/combo.rs:4:5
Dec 11 21:11:55.508 INFO [stderr]   |
Dec 11 21:11:55.508 INFO [stderr] 4 | use cards::Suit;
Dec 11 21:11:55.508 INFO [stderr]   |     ^^^^^^^^^^^
Dec 11 21:11:55.508 INFO [stderr] 
Dec 11 21:11:55.624 INFO [stderr] warning: method is never used: `to_string`
Dec 11 21:11:55.624 INFO [stderr]   --> src/cards.rs:21:5
Dec 11 21:11:55.624 INFO [stderr]    |
Dec 11 21:11:55.624 INFO [stderr] 21 |     fn to_string(self) -> String {
Dec 11 21:11:55.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.624 INFO [stderr]    |
Dec 11 21:11:55.624 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 21:11:55.624 INFO [stderr] 
Dec 11 21:11:55.624 INFO [stderr] warning: method is never used: `to_unicode_string`
Dec 11 21:11:55.624 INFO [stderr]   --> src/cards.rs:49:5
Dec 11 21:11:55.624 INFO [stderr]    |
Dec 11 21:11:55.624 INFO [stderr] 49 |     pub fn to_unicode_string(self) -> String {
Dec 11 21:11:55.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.624 INFO [stderr] 
Dec 11 21:11:55.624 INFO [stderr] warning: method is never used: `to_ascii_string`
Dec 11 21:11:55.624 INFO [stderr]   --> src/cards.rs:58:5
Dec 11 21:11:55.624 INFO [stderr]    |
Dec 11 21:11:55.624 INFO [stderr] 58 |     pub fn to_ascii_string(self) -> String {
Dec 11 21:11:55.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.624 INFO [stderr] 
Dec 11 21:11:55.624 INFO [stderr] warning: method is never used: `to_long_unicode_string`
Dec 11 21:11:55.624 INFO [stderr]    --> src/cards.rs:144:5
Dec 11 21:11:55.624 INFO [stderr]     |
Dec 11 21:11:55.624 INFO [stderr] 144 |     pub fn to_long_unicode_string(self) -> String {
Dec 11 21:11:55.624 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.624 INFO [stderr] 
Dec 11 21:11:55.624 INFO [stderr] warning: method is never used: `to_long_ascii_string`
Dec 11 21:11:55.624 INFO [stderr]    --> src/cards.rs:150:5
Dec 11 21:11:55.624 INFO [stderr]     |
Dec 11 21:11:55.624 INFO [stderr] 150 |     pub fn to_long_ascii_string(self) -> String {
Dec 11 21:11:55.624 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.624 INFO [stderr] 
Dec 11 21:11:55.624 INFO [stderr] warning: function is never used: `deck_unshuffled`
Dec 11 21:11:55.624 INFO [stderr]    --> src/cards.rs:223:1
Dec 11 21:11:55.624 INFO [stderr]     |
Dec 11 21:11:55.624 INFO [stderr] 223 | pub fn deck_unshuffled() -> Vec<Card> { vec![
Dec 11 21:11:55.624 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.624 INFO [stderr] 
Dec 11 21:11:55.624 INFO [stderr] warning: function is never used: `deck_shuffled`
Dec 11 21:11:55.624 INFO [stderr]    --> src/cards.rs:281:1
Dec 11 21:11:55.624 INFO [stderr]     |
Dec 11 21:11:55.624 INFO [stderr] 281 | pub fn deck_shuffled() -> Vec<Card> {
Dec 11 21:11:55.624 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.624 INFO [stderr] 
Dec 11 21:11:55.624 INFO [stderr] warning: variant is never constructed: `Straight`
Dec 11 21:11:55.625 INFO [stderr]   --> src/combo.rs:12:5
Dec 11 21:11:55.625 INFO [stderr]    |
Dec 11 21:11:55.625 INFO [stderr] 12 |     Straight,
Dec 11 21:11:55.625 INFO [stderr]    |     ^^^^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.625 INFO [stderr] warning: variant is never constructed: `Flush`
Dec 11 21:11:55.625 INFO [stderr]   --> src/combo.rs:13:5
Dec 11 21:11:55.625 INFO [stderr]    |
Dec 11 21:11:55.625 INFO [stderr] 13 |     Flush,
Dec 11 21:11:55.625 INFO [stderr]    |     ^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.625 INFO [stderr] warning: variant is never constructed: `FullHouse`
Dec 11 21:11:55.625 INFO [stderr]   --> src/combo.rs:14:5
Dec 11 21:11:55.625 INFO [stderr]    |
Dec 11 21:11:55.625 INFO [stderr] 14 |     FullHouse,
Dec 11 21:11:55.625 INFO [stderr]    |     ^^^^^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.625 INFO [stderr] warning: variant is never constructed: `FourOfKind`
Dec 11 21:11:55.625 INFO [stderr]   --> src/combo.rs:15:5
Dec 11 21:11:55.625 INFO [stderr]    |
Dec 11 21:11:55.625 INFO [stderr] 15 |     FourOfKind,
Dec 11 21:11:55.625 INFO [stderr]    |     ^^^^^^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.625 INFO [stderr] warning: variant is never constructed: `StraightFlush`
Dec 11 21:11:55.625 INFO [stderr]   --> src/combo.rs:16:5
Dec 11 21:11:55.625 INFO [stderr]    |
Dec 11 21:11:55.625 INFO [stderr] 16 |     StraightFlush,
Dec 11 21:11:55.625 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.625 INFO [stderr] warning: variant is never constructed: `RoyalFlush`
Dec 11 21:11:55.625 INFO [stderr]   --> src/combo.rs:17:5
Dec 11 21:11:55.625 INFO [stderr]    |
Dec 11 21:11:55.625 INFO [stderr] 17 |     RoyalFlush,
Dec 11 21:11:55.625 INFO [stderr]    |     ^^^^^^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.625 INFO [stderr] warning: method is never used: `to_long_unicode_string`
Dec 11 21:11:55.625 INFO [stderr]   --> src/combo.rs:53:5
Dec 11 21:11:55.625 INFO [stderr]    |
Dec 11 21:11:55.625 INFO [stderr] 53 |     pub fn to_long_unicode_string(&self) -> String {
Dec 11 21:11:55.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.625 INFO [stderr] warning: method is never used: `to_long_ascii_string`
Dec 11 21:11:55.625 INFO [stderr]   --> src/combo.rs:63:5
Dec 11 21:11:55.625 INFO [stderr]    |
Dec 11 21:11:55.625 INFO [stderr] 63 |     pub fn to_long_ascii_string(&self) -> String {
Dec 11 21:11:55.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.625 INFO [stderr] warning: function is never used: `filter_by_suit`
Dec 11 21:11:55.625 INFO [stderr]    --> src/combo.rs:188:5
Dec 11 21:11:55.625 INFO [stderr]     |
Dec 11 21:11:55.625 INFO [stderr] 188 |     fn filter_by_suit(cards: &[Card], suit: Suit) -> Vec<Card> {
Dec 11 21:11:55.625 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.625 INFO [stderr] 
Dec 11 21:11:55.673 INFO [stderr] warning: method is never used: `to_string`
Dec 11 21:11:55.673 INFO [stderr]   --> src/cards.rs:21:5
Dec 11 21:11:55.673 INFO [stderr]    |
Dec 11 21:11:55.673 INFO [stderr] 21 |     fn to_string(self) -> String {
Dec 11 21:11:55.673 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.673 INFO [stderr]    |
Dec 11 21:11:55.673 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: method is never used: `to_unicode_string`
Dec 11 21:11:55.674 INFO [stderr]   --> src/cards.rs:49:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 49 |     pub fn to_unicode_string(self) -> String {
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: method is never used: `to_ascii_string`
Dec 11 21:11:55.674 INFO [stderr]   --> src/cards.rs:58:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 58 |     pub fn to_ascii_string(self) -> String {
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: method is never used: `to_long_unicode_string`
Dec 11 21:11:55.674 INFO [stderr]    --> src/cards.rs:144:5
Dec 11 21:11:55.674 INFO [stderr]     |
Dec 11 21:11:55.674 INFO [stderr] 144 |     pub fn to_long_unicode_string(self) -> String {
Dec 11 21:11:55.674 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: method is never used: `to_long_ascii_string`
Dec 11 21:11:55.674 INFO [stderr]    --> src/cards.rs:150:5
Dec 11 21:11:55.674 INFO [stderr]     |
Dec 11 21:11:55.674 INFO [stderr] 150 |     pub fn to_long_ascii_string(self) -> String {
Dec 11 21:11:55.674 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: function is never used: `deck_unshuffled`
Dec 11 21:11:55.674 INFO [stderr]    --> src/cards.rs:223:1
Dec 11 21:11:55.674 INFO [stderr]     |
Dec 11 21:11:55.674 INFO [stderr] 223 | pub fn deck_unshuffled() -> Vec<Card> { vec![
Dec 11 21:11:55.674 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: function is never used: `deck_shuffled`
Dec 11 21:11:55.674 INFO [stderr]    --> src/cards.rs:281:1
Dec 11 21:11:55.674 INFO [stderr]     |
Dec 11 21:11:55.674 INFO [stderr] 281 | pub fn deck_shuffled() -> Vec<Card> {
Dec 11 21:11:55.674 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: variant is never constructed: `Straight`
Dec 11 21:11:55.674 INFO [stderr]   --> src/combo.rs:12:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 12 |     Straight,
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: variant is never constructed: `Flush`
Dec 11 21:11:55.674 INFO [stderr]   --> src/combo.rs:13:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 13 |     Flush,
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: variant is never constructed: `FullHouse`
Dec 11 21:11:55.674 INFO [stderr]   --> src/combo.rs:14:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 14 |     FullHouse,
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: variant is never constructed: `FourOfKind`
Dec 11 21:11:55.674 INFO [stderr]   --> src/combo.rs:15:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 15 |     FourOfKind,
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: variant is never constructed: `StraightFlush`
Dec 11 21:11:55.674 INFO [stderr]   --> src/combo.rs:16:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 16 |     StraightFlush,
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: variant is never constructed: `RoyalFlush`
Dec 11 21:11:55.674 INFO [stderr]   --> src/combo.rs:17:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 17 |     RoyalFlush,
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: method is never used: `to_long_unicode_string`
Dec 11 21:11:55.674 INFO [stderr]   --> src/combo.rs:53:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 53 |     pub fn to_long_unicode_string(&self) -> String {
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: method is never used: `to_long_ascii_string`
Dec 11 21:11:55.674 INFO [stderr]   --> src/combo.rs:63:5
Dec 11 21:11:55.674 INFO [stderr]    |
Dec 11 21:11:55.674 INFO [stderr] 63 |     pub fn to_long_ascii_string(&self) -> String {
Dec 11 21:11:55.674 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.674 INFO [stderr] 
Dec 11 21:11:55.674 INFO [stderr] warning: function is never used: `filter_by_suit`
Dec 11 21:11:55.674 INFO [stderr]    --> src/combo.rs:188:5
Dec 11 21:11:55.675 INFO [stderr]     |
Dec 11 21:11:55.675 INFO [stderr] 188 |     fn filter_by_suit(cards: &[Card], suit: Suit) -> Vec<Card> {
Dec 11 21:11:55.675 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:11:55.681 INFO [stderr] 
Dec 11 21:11:55.712 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Dec 11 21:11:55.712 INFO [stderr] su: No module specific data is present
Dec 11 21:11:56.836 INFO running `"docker" "inspect" "5e0cfe82789d8902c5d2163263cf4d3342f8568e062ee108dff1f0e404d59492"`
Dec 11 21:11:57.142 INFO running `"docker" "rm" "-f" "5e0cfe82789d8902c5d2163263cf4d3342f8568e062ee108dff1f0e404d59492"`
Dec 11 21:11:57.464 INFO [stdout] 5e0cfe82789d8902c5d2163263cf4d3342f8568e062ee108dff1f0e404d59492