[INFO] cloning repository https://github.com/scallywag97/blackjack [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scallywag97/blackjack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscallywag97%2Fblackjack", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscallywag97%2Fblackjack'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5aed426ede1c874c1738e051694127ce162ea5d5 [INFO] testing scallywag97/blackjack against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscallywag97%2Fblackjack" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scallywag97/blackjack on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/scallywag97/blackjack [INFO] finished tweaking git repo https://github.com/scallywag97/blackjack [INFO] tweaked toml for git repo https://github.com/scallywag97/blackjack written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/scallywag97/blackjack already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded text_io v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6b7862bda8aec47c830ed54ca54525fa36f06e2faac10e357f5339646df37a5 [INFO] running `Command { std: "docker" "start" "-a" "c6b7862bda8aec47c830ed54ca54525fa36f06e2faac10e357f5339646df37a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6b7862bda8aec47c830ed54ca54525fa36f06e2faac10e357f5339646df37a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6b7862bda8aec47c830ed54ca54525fa36f06e2faac10e357f5339646df37a5", kill_on_drop: false }` [INFO] [stdout] c6b7862bda8aec47c830ed54ca54525fa36f06e2faac10e357f5339646df37a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 632e2891d5dbe0a0c35865b4f48a0b64c4ceda3a62b2f240aa9304fd775253f8 [INFO] running `Command { std: "docker" "start" "-a" "632e2891d5dbe0a0c35865b4f48a0b64c4ceda3a62b2f240aa9304fd775253f8", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling text_io v0.1.8 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling Blackjack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:127:19 [INFO] [stdout] | [INFO] [stdout] 127 | } else if (value_total == dealer_value_total) { //player wins in the event of a tie [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 127 - } else if (value_total == dealer_value_total) { //player wins in the event of a tie [INFO] [stdout] 127 + } else if value_total == dealer_value_total { //player wins in the event of a tie [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `bet` is never read [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut bet= 0.0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `dealer_value_total` is never read [INFO] [stdout] --> src/main.rs:94:17 [INFO] [stdout] | [INFO] [stdout] 94 | let mut dealer_value_total = deck[2].1 + deck[3].1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Blackjack` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `blackjack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `wantsToPlay` should have a snake case name [INFO] [stdout] --> src/main.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut wantsToPlay = true; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `wants_to_play` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `newBet` should have a snake case name [INFO] [stdout] --> src/main.rs:38:17 [INFO] [stdout] | [INFO] [stdout] 38 | let mut newBet = String::new(); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `new_bet` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | io::stdin().read_line(&mut newBet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:73:17 [INFO] [stdout] | [INFO] [stdout] 73 | io::stdin().read_line(&mut input_text); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `letsPlay` should have a snake case name [INFO] [stdout] --> src/main.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | let mut letsPlay = String::new(); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `lets_play` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | io::stdin().read_line(&mut letsPlay); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.48s [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "632e2891d5dbe0a0c35865b4f48a0b64c4ceda3a62b2f240aa9304fd775253f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "632e2891d5dbe0a0c35865b4f48a0b64c4ceda3a62b2f240aa9304fd775253f8", kill_on_drop: false }` [INFO] [stdout] 632e2891d5dbe0a0c35865b4f48a0b64c4ceda3a62b2f240aa9304fd775253f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5335d280138ce177681352d2f7e1f4fc8392be3c85b84421b59504e4dca5eaa9 [INFO] running `Command { std: "docker" "start" "-a" "5335d280138ce177681352d2f7e1f4fc8392be3c85b84421b59504e4dca5eaa9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling Blackjack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:127:19 [INFO] [stdout] | [INFO] [stdout] 127 | } else if (value_total == dealer_value_total) { //player wins in the event of a tie [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 127 - } else if (value_total == dealer_value_total) { //player wins in the event of a tie [INFO] [stdout] 127 + } else if value_total == dealer_value_total { //player wins in the event of a tie [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `bet` is never read [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut bet= 0.0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `dealer_value_total` is never read [INFO] [stdout] --> src/main.rs:94:17 [INFO] [stdout] | [INFO] [stdout] 94 | let mut dealer_value_total = deck[2].1 + deck[3].1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Blackjack` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `blackjack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `wantsToPlay` should have a snake case name [INFO] [stdout] --> src/main.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut wantsToPlay = true; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `wants_to_play` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `newBet` should have a snake case name [INFO] [stdout] --> src/main.rs:38:17 [INFO] [stdout] | [INFO] [stdout] 38 | let mut newBet = String::new(); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `new_bet` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | io::stdin().read_line(&mut newBet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:73:17 [INFO] [stdout] | [INFO] [stdout] 73 | io::stdin().read_line(&mut input_text); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `letsPlay` should have a snake case name [INFO] [stdout] --> src/main.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | let mut letsPlay = String::new(); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `lets_play` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | io::stdin().read_line(&mut letsPlay); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.23s [INFO] running `Command { std: "docker" "inspect" "5335d280138ce177681352d2f7e1f4fc8392be3c85b84421b59504e4dca5eaa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5335d280138ce177681352d2f7e1f4fc8392be3c85b84421b59504e4dca5eaa9", kill_on_drop: false }` [INFO] [stdout] 5335d280138ce177681352d2f7e1f4fc8392be3c85b84421b59504e4dca5eaa9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 547f382c05d1c85d290ba58898180f09a9c66b02dded7b5f6ae9e9c42824313c [INFO] running `Command { std: "docker" "start" "-a" "547f382c05d1c85d290ba58898180f09a9c66b02dded7b5f6ae9e9c42824313c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:127:19 [INFO] [stderr] | [INFO] [stderr] 127 | } else if (value_total == dealer_value_total) { //player wins in the event of a tie [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 127 - } else if (value_total == dealer_value_total) { //player wins in the event of a tie [INFO] [stderr] 127 + } else if value_total == dealer_value_total { //player wins in the event of a tie [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bet` is never read [INFO] [stderr] --> src/main.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut bet= 0.0; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `dealer_value_total` is never read [INFO] [stderr] --> src/main.rs:94:17 [INFO] [stderr] | [INFO] [stderr] 94 | let mut dealer_value_total = deck[2].1 + deck[3].1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: crate `Blackjack` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `blackjack` [INFO] [stderr] [INFO] [stderr] warning: variable `wantsToPlay` should have a snake case name [INFO] [stderr] --> src/main.rs:10:13 [INFO] [stderr] | [INFO] [stderr] 10 | let mut wantsToPlay = true; [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `wants_to_play` [INFO] [stderr] [INFO] [stderr] warning: variable `newBet` should have a snake case name [INFO] [stderr] --> src/main.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | let mut newBet = String::new(); [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `new_bet` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | io::stdin().read_line(&mut newBet); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:73:17 [INFO] [stderr] | [INFO] [stderr] 73 | io::stdin().read_line(&mut input_text); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `letsPlay` should have a snake case name [INFO] [stderr] --> src/main.rs:136:17 [INFO] [stderr] | [INFO] [stderr] 136 | let mut letsPlay = String::new(); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `lets_play` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:137:9 [INFO] [stderr] | [INFO] [stderr] 137 | io::stdin().read_line(&mut letsPlay); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `Blackjack` (bin "Blackjack" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 17.51s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/Blackjack-b2d1ff50d0142678) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "547f382c05d1c85d290ba58898180f09a9c66b02dded7b5f6ae9e9c42824313c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "547f382c05d1c85d290ba58898180f09a9c66b02dded7b5f6ae9e9c42824313c", kill_on_drop: false }` [INFO] [stdout] 547f382c05d1c85d290ba58898180f09a9c66b02dded7b5f6ae9e9c42824313c