[INFO] cloning repository https://github.com/joshlarue/rust-blackjack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshlarue/rust-blackjack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshlarue%2Frust-blackjack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshlarue%2Frust-blackjack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1105200ae099a95c0026fbb78ae7f999cd5109c
[INFO] checking joshlarue/rust-blackjack against master#5337252b9952fdd9482ed6a4add17254e5bd2c40 for pr-138785
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshlarue%2Frust-blackjack" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshlarue/rust-blackjack on toolchain 5337252b9952fdd9482ed6a4add17254e5bd2c40
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joshlarue/rust-blackjack
[INFO] finished tweaking git repo https://github.com/joshlarue/rust-blackjack
[INFO] tweaked toml for git repo https://github.com/joshlarue/rust-blackjack written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/joshlarue/rust-blackjack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 026f2936bf9d7e1f870227612dd67c6f7d68618b28ba80e2d3391faae8e151a8
[INFO] running `Command { std: "docker" "start" "-a" "026f2936bf9d7e1f870227612dd67c6f7d68618b28ba80e2d3391faae8e151a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "026f2936bf9d7e1f870227612dd67c6f7d68618b28ba80e2d3391faae8e151a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026f2936bf9d7e1f870227612dd67c6f7d68618b28ba80e2d3391faae8e151a8", kill_on_drop: false }`
[INFO] [stdout] 026f2936bf9d7e1f870227612dd67c6f7d68618b28ba80e2d3391faae8e151a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6832b49e27203a0c351a224ecba673a3432053d3226c1e1e55e728d328d66d1c
[INFO] running `Command { std: "docker" "start" "-a" "6832b49e27203a0c351a224ecba673a3432053d3226c1e1e55e728d328d66d1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rust-blackjack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `card`
[INFO] [stdout]  --> src/game_logic.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{card, deck, player::*};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `card`
[INFO] [stdout]  --> src/game_logic.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{card, deck, player::*};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Player2` is never constructed
[INFO] [stdout]  --> src/player.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum PlayerType {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 8 |     Player2,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `PlayerType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_dealer_wins` is never used
[INFO] [stdout]   --> src/player.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn print_dealer_wins(dealer: &mut Player) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Player2` is never constructed
[INFO] [stdout]  --> src/player.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum PlayerType {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 8 |     Player2,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `PlayerType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `return_hand` is never used
[INFO] [stdout]   --> src/player.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Player {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn return_hand(self) -> Vec<Card> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_dealer_wins` is never used
[INFO] [stdout]   --> src/player.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn print_dealer_wins(dealer: &mut Player) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.21s
[INFO] running `Command { std: "docker" "inspect" "6832b49e27203a0c351a224ecba673a3432053d3226c1e1e55e728d328d66d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6832b49e27203a0c351a224ecba673a3432053d3226c1e1e55e728d328d66d1c", kill_on_drop: false }`
[INFO] [stdout] 6832b49e27203a0c351a224ecba673a3432053d3226c1e1e55e728d328d66d1c