[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/beta-1.38-1/sources/1.37.0/gh/4102-rustaceans/rust-blackjack"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/4102-rustaceans/rust-blackjack'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/4102-rustaceans/rust-blackjack" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/4102-rustaceans/rust-blackjack"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of 4102-rustaceans/rust-blackjack on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing 4102-rustaceans/rust-blackjack against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 64123341cb0d68b4f9bd15f5eba07c40a666c02414d17f25290cbe064d64f6cc [INFO] running `"docker" "start" "-a" "64123341cb0d68b4f9bd15f5eba07c40a666c02414d17f25290cbe064d64f6cc"` [INFO] [stderr] Compiling 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 { [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) -> 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) -> 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 0.67s [INFO] running `"docker" "inspect" "64123341cb0d68b4f9bd15f5eba07c40a666c02414d17f25290cbe064d64f6cc"` [INFO] running `"docker" "rm" "-f" "64123341cb0d68b4f9bd15f5eba07c40a666c02414d17f25290cbe064d64f6cc"` [INFO] [stdout] 64123341cb0d68b4f9bd15f5eba07c40a666c02414d17f25290cbe064d64f6cc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 47e0603f4330ac7870cef8f62264747fd68e718273c6d20fdeb1bff67c1df682 [INFO] running `"docker" "start" "-a" "47e0603f4330ac7870cef8f62264747fd68e718273c6d20fdeb1bff67c1df682"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling 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 { [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) -> 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) -> 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 0.42s [INFO] running `"docker" "inspect" "47e0603f4330ac7870cef8f62264747fd68e718273c6d20fdeb1bff67c1df682"` [INFO] running `"docker" "rm" "-f" "47e0603f4330ac7870cef8f62264747fd68e718273c6d20fdeb1bff67c1df682"` [INFO] [stdout] 47e0603f4330ac7870cef8f62264747fd68e718273c6d20fdeb1bff67c1df682 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] c03d9653a2cb9114d93d1f09983b3c403b7c5f122d553026116c9e84495de4c0 [INFO] running `"docker" "start" "-a" "c03d9653a2cb9114d93d1f09983b3c403b7c5f122d553026116c9e84495de4c0"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/rust_blackjack-4329b97b5a538a95 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "c03d9653a2cb9114d93d1f09983b3c403b7c5f122d553026116c9e84495de4c0"` [INFO] running `"docker" "rm" "-f" "c03d9653a2cb9114d93d1f09983b3c403b7c5f122d553026116c9e84495de4c0"` [INFO] [stdout] c03d9653a2cb9114d93d1f09983b3c403b7c5f122d553026116c9e84495de4c0