[INFO] cloning repository https://github.com/waltonseymour/blackjack [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/waltonseymour/blackjack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwaltonseymour%2Fblackjack", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwaltonseymour%2Fblackjack'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1b3506bd6266b806da51f8c23a2809de4163a845 [INFO] testing waltonseymour/blackjack against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwaltonseymour%2Fblackjack" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/waltonseymour/blackjack [INFO] finished tweaking git repo https://github.com/waltonseymour/blackjack [INFO] tweaked toml for git repo https://github.com/waltonseymour/blackjack written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/waltonseymour/blackjack on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/waltonseymour/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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded deckofcards v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9278824b569f7d33d93264208a012f6c9d41bc446edf2b2b54b96c2637375962 [INFO] running `Command { std: "docker" "start" "-a" "9278824b569f7d33d93264208a012f6c9d41bc446edf2b2b54b96c2637375962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9278824b569f7d33d93264208a012f6c9d41bc446edf2b2b54b96c2637375962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9278824b569f7d33d93264208a012f6c9d41bc446edf2b2b54b96c2637375962", kill_on_drop: false }` [INFO] [stdout] 9278824b569f7d33d93264208a012f6c9d41bc446edf2b2b54b96c2637375962 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] aed1120de4455123fcbce019e209f9d7f10c973faf54ef5d6e70fde71a03d78a [INFO] running `Command { std: "docker" "start" "-a" "aed1120de4455123fcbce019e209f9d7f10c973faf54ef5d6e70fde71a03d78a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling getrandom v0.1.16 [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 deckofcards v0.4.0 [INFO] [stderr] Compiling blackjack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 86 | if (can_split(player_hand)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 86 - if (can_split(player_hand)) { [INFO] [stdout] 86 + if can_split(player_hand) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | if (dealer_hand.value() >= 10) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 145 - if (dealer_hand.value() >= 10) { [INFO] [stdout] 145 + if dealer_hand.value() >= 10 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:148:16 [INFO] [stdout] | [INFO] [stdout] 148 | if (dealer_hand.is_blackjack()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 148 - if (dealer_hand.is_blackjack()) { [INFO] [stdout] 148 + if dealer_hand.is_blackjack() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Split` and `Surrender` are never constructed [INFO] [stdout] --> src/main.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 69 | enum Action { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 73 | Split, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 74 | Surrender, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Surrender` is never constructed [INFO] [stdout] --> src/main.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 109 | enum Outcome { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 114 | Surrender, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Outcome` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.05s [INFO] running `Command { std: "docker" "inspect" "aed1120de4455123fcbce019e209f9d7f10c973faf54ef5d6e70fde71a03d78a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aed1120de4455123fcbce019e209f9d7f10c973faf54ef5d6e70fde71a03d78a", kill_on_drop: false }` [INFO] [stdout] aed1120de4455123fcbce019e209f9d7f10c973faf54ef5d6e70fde71a03d78a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 0c295d99ca304cda3228e8e1585d5d26cd2b28190094eb05e1e2906b265d6d08 [INFO] running `Command { std: "docker" "start" "-a" "0c295d99ca304cda3228e8e1585d5d26cd2b28190094eb05e1e2906b265d6d08", kill_on_drop: false }` [INFO] [stderr] Compiling blackjack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 86 | if (can_split(player_hand)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 86 - if (can_split(player_hand)) { [INFO] [stdout] 86 + if can_split(player_hand) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | if (dealer_hand.value() >= 10) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 145 - if (dealer_hand.value() >= 10) { [INFO] [stdout] 145 + if dealer_hand.value() >= 10 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:148:16 [INFO] [stdout] | [INFO] [stdout] 148 | if (dealer_hand.is_blackjack()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 148 - if (dealer_hand.is_blackjack()) { [INFO] [stdout] 148 + if dealer_hand.is_blackjack() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Split` and `Surrender` are never constructed [INFO] [stdout] --> src/main.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 69 | enum Action { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 73 | Split, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 74 | Surrender, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Surrender` is never constructed [INFO] [stdout] --> src/main.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 109 | enum Outcome { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 114 | Surrender, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Outcome` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "0c295d99ca304cda3228e8e1585d5d26cd2b28190094eb05e1e2906b265d6d08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c295d99ca304cda3228e8e1585d5d26cd2b28190094eb05e1e2906b265d6d08", kill_on_drop: false }` [INFO] [stdout] 0c295d99ca304cda3228e8e1585d5d26cd2b28190094eb05e1e2906b265d6d08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4c71a55f2d12a1b098ec2b5d76bf4e33b334eda951fbae47b8703350b204414a [INFO] running `Command { std: "docker" "start" "-a" "4c71a55f2d12a1b098ec2b5d76bf4e33b334eda951fbae47b8703350b204414a", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:86:12 [INFO] [stderr] | [INFO] [stderr] 86 | if (can_split(player_hand)) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 86 - if (can_split(player_hand)) { [INFO] [stderr] 86 + if can_split(player_hand) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:145:12 [INFO] [stderr] | [INFO] [stderr] 145 | if (dealer_hand.value() >= 10) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 145 - if (dealer_hand.value() >= 10) { [INFO] [stderr] 145 + if dealer_hand.value() >= 10 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:148:16 [INFO] [stderr] | [INFO] [stderr] 148 | if (dealer_hand.is_blackjack()) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 148 - if (dealer_hand.is_blackjack()) { [INFO] [stderr] 148 + if dealer_hand.is_blackjack() { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variants `Split` and `Surrender` are never constructed [INFO] [stderr] --> src/main.rs:73:5 [INFO] [stderr] | [INFO] [stderr] 69 | enum Action { [INFO] [stderr] | ------ variants in this enum [INFO] [stderr] ... [INFO] [stderr] 73 | Split, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 74 | Surrender, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `Surrender` is never constructed [INFO] [stderr] --> src/main.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 109 | enum Outcome { [INFO] [stderr] | ------- variant in this enum [INFO] [stderr] ... [INFO] [stderr] 114 | Surrender, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Outcome` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `blackjack` (bin "blackjack" test) generated 5 warnings (run `cargo fix --bin "blackjack" --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/blackjack-7b1f4b82f0d757fa) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test probability::tests::test_probability_of_bust ... ok [INFO] [stdout] test tests::test_hand_value ... ok [INFO] [stdout] test tests::test_outome ... ok [INFO] [stdout] test tests::test_blakjack ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4c71a55f2d12a1b098ec2b5d76bf4e33b334eda951fbae47b8703350b204414a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c71a55f2d12a1b098ec2b5d76bf4e33b334eda951fbae47b8703350b204414a", kill_on_drop: false }` [INFO] [stdout] 4c71a55f2d12a1b098ec2b5d76bf4e33b334eda951fbae47b8703350b204414a