[INFO] updating cached repository 4102-rustaceans/rust-blackjack
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/4102-rustaceans/rust-blackjack
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/4102-rustaceans/rust-blackjack" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/4102-rustaceans/rust-blackjack"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/4102-rustaceans/rust-blackjack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/4102-rustaceans/rust-blackjack" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/4102-rustaceans/rust-blackjack"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/4102-rustaceans/rust-blackjack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 61fae1ade0ad3b1ddfecac623417cab0dd28169d
[INFO] sha for GitHub repo 4102-rustaceans/rust-blackjack: 61fae1ade0ad3b1ddfecac623417cab0dd28169d
[INFO] validating manifest of 4102-rustaceans/rust-blackjack on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of 4102-rustaceans/rust-blackjack on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing 4102-rustaceans/rust-blackjack
[INFO] finished frobbing 4102-rustaceans/rust-blackjack
[INFO] frobbed toml for 4102-rustaceans/rust-blackjack written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/4102-rustaceans/rust-blackjack/Cargo.toml
[INFO] started frobbing 4102-rustaceans/rust-blackjack
[INFO] finished frobbing 4102-rustaceans/rust-blackjack
[INFO] frobbed toml for 4102-rustaceans/rust-blackjack written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/4102-rustaceans/rust-blackjack/Cargo.toml
[INFO] crate 4102-rustaceans/rust-blackjack already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking 4102-rustaceans/rust-blackjack against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/4102-rustaceans/rust-blackjack:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 16a18c772cabcc27afc0665b4bc9f82b87471614cc7d943f3f0449937f072114
[INFO] running `"docker" "start" "-a" "16a18c772cabcc27afc0665b4bc9f82b87471614cc7d943f3f0449937f072114"`
[INFO] [stderr]     Checking rust-blackjack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:171:13
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let mut dealerScore = getHandValue(&dealer.hand);
[INFO] [stderr]     |             ----^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut playerScore = getHandValue(&player.hand);
[INFO] [stderr]     |             ----^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut curCard: String = format!("{} of {}", card.rank, card.suit);
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `playerHold` should have a snake case name
[INFO] [stderr]    --> src/main.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let mut playerHold = false;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `player_hold`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dealerHold` should have a snake case name
[INFO] [stderr]    --> src/main.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let mut dealerHold = false;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `dealer_hold`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `playerBust` should have a snake case name
[INFO] [stderr]    --> src/main.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let mut playerBust = false;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `player_bust`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dealerBust` should have a snake case name
[INFO] [stderr]    --> src/main.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let mut dealerBust = false;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `dealer_bust`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dealerScore` should have a snake case name
[INFO] [stderr]    --> src/main.rs:171:17
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let mut dealerScore = getHandValue(&dealer.hand);
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: convert the identifier to snake case: `dealer_score`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `playerScore` should have a snake case name
[INFO] [stderr]    --> src/main.rs:172:17
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut playerScore = getHandValue(&player.hand);
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: convert the identifier to snake case: `player_score`
[INFO] [stderr] 
[INFO] [stderr] warning: function `createDeck` should have a snake case name
[INFO] [stderr]    --> src/main.rs:187:4
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn createDeck() -> Vec<Card> {
[INFO] [stderr]     |    ^^^^^^^^^^ help: convert the identifier to snake case: `create_deck`
[INFO] [stderr] 
[INFO] [stderr] warning: function `getHandValue` should have a snake case name
[INFO] [stderr]    --> src/main.rs:201:4
[INFO] [stderr]     |
[INFO] [stderr] 201 | fn getHandValue(hand: &Vec<Card>) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `get_hand_value`
[INFO] [stderr] 
[INFO] [stderr] warning: function `printHand` should have a snake case name
[INFO] [stderr]    --> src/main.rs:236:4
[INFO] [stderr]     |
[INFO] [stderr] 236 | fn printHand(hand: &Vec<Card>) -> String {
[INFO] [stderr]     |    ^^^^^^^^^ help: convert the identifier to snake case: `print_hand`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `inHand` should have a snake case name
[INFO] [stderr]    --> src/main.rs:237:13
[INFO] [stderr]     |
[INFO] [stderr] 237 |     let mut inHand: String = String::new();
[INFO] [stderr]     |             ^^^^^^ help: convert the identifier to snake case: `in_hand`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `curCard` should have a snake case name
[INFO] [stderr]    --> src/main.rs:240:17
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut curCard: String = format!("{} of {}", card.rank, card.suit);
[INFO] [stderr]     |                 ^^^^^^^ help: convert the identifier to snake case: `cur_card`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:171:13
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let mut dealerScore = getHandValue(&dealer.hand);
[INFO] [stderr]     |             ----^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut playerScore = getHandValue(&player.hand);
[INFO] [stderr]     |             ----^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut curCard: String = format!("{} of {}", card.rank, card.suit);
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `playerHold` should have a snake case name
[INFO] [stderr]    --> src/main.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let mut playerHold = false;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `player_hold`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dealerHold` should have a snake case name
[INFO] [stderr]    --> src/main.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let mut dealerHold = false;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `dealer_hold`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `playerBust` should have a snake case name
[INFO] [stderr]    --> src/main.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let mut playerBust = false;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `player_bust`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dealerBust` should have a snake case name
[INFO] [stderr]    --> src/main.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let mut dealerBust = false;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `dealer_bust`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dealerScore` should have a snake case name
[INFO] [stderr]    --> src/main.rs:171:17
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let mut dealerScore = getHandValue(&dealer.hand);
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: convert the identifier to snake case: `dealer_score`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `playerScore` should have a snake case name
[INFO] [stderr]    --> src/main.rs:172:17
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut playerScore = getHandValue(&player.hand);
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: convert the identifier to snake case: `player_score`
[INFO] [stderr] 
[INFO] [stderr] warning: function `createDeck` should have a snake case name
[INFO] [stderr]    --> src/main.rs:187:4
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn createDeck() -> Vec<Card> {
[INFO] [stderr]     |    ^^^^^^^^^^ help: convert the identifier to snake case: `create_deck`
[INFO] [stderr] 
[INFO] [stderr] warning: function `getHandValue` should have a snake case name
[INFO] [stderr]    --> src/main.rs:201:4
[INFO] [stderr]     |
[INFO] [stderr] 201 | fn getHandValue(hand: &Vec<Card>) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `get_hand_value`
[INFO] [stderr] 
[INFO] [stderr] warning: function `printHand` should have a snake case name
[INFO] [stderr]    --> src/main.rs:236:4
[INFO] [stderr]     |
[INFO] [stderr] 236 | fn printHand(hand: &Vec<Card>) -> String {
[INFO] [stderr]     |    ^^^^^^^^^ help: convert the identifier to snake case: `print_hand`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `inHand` should have a snake case name
[INFO] [stderr]    --> src/main.rs:237:13
[INFO] [stderr]     |
[INFO] [stderr] 237 |     let mut inHand: String = String::new();
[INFO] [stderr]     |             ^^^^^^ help: convert the identifier to snake case: `in_hand`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `curCard` should have a snake case name
[INFO] [stderr]    --> src/main.rs:240:17
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut curCard: String = format!("{} of {}", card.rank, card.suit);
[INFO] [stderr]     |                 ^^^^^^^ help: convert the identifier to snake case: `cur_card`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "16a18c772cabcc27afc0665b4bc9f82b87471614cc7d943f3f0449937f072114"`
[INFO] running `"docker" "rm" "-f" "16a18c772cabcc27afc0665b4bc9f82b87471614cc7d943f3f0449937f072114"`
[INFO] [stdout] 16a18c772cabcc27afc0665b4bc9f82b87471614cc7d943f3f0449937f072114