[INFO] cloning repository https://github.com/NavneethJayendran/blackjack-optimizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NavneethJayendran/blackjack-optimizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavneethJayendran%2Fblackjack-optimizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavneethJayendran%2Fblackjack-optimizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdf389ba7437bb5b61fd3ec1470f62937b8b6279
[INFO] checking NavneethJayendran/blackjack-optimizer against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavneethJayendran%2Fblackjack-optimizer" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NavneethJayendran/blackjack-optimizer
[INFO] finished tweaking git repo https://github.com/NavneethJayendran/blackjack-optimizer
[INFO] tweaked toml for git repo https://github.com/NavneethJayendran/blackjack-optimizer written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NavneethJayendran/blackjack-optimizer on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NavneethJayendran/blackjack-optimizer 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signifix v0.10.1
[INFO] [stderr]   Downloaded enum-ordinalize v3.1.12
[INFO] [stderr]   Downloaded toml v0.7.1
[INFO] [stderr]   Downloaded toml_edit v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df7fe3c2fde78bb9b756a0412398765a0c26d2fdeb3cc85b4ff04d6f938da515
[INFO] running `Command { std: "docker" "start" "-a" "df7fe3c2fde78bb9b756a0412398765a0c26d2fdeb3cc85b4ff04d6f938da515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df7fe3c2fde78bb9b756a0412398765a0c26d2fdeb3cc85b4ff04d6f938da515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7fe3c2fde78bb9b756a0412398765a0c26d2fdeb3cc85b4ff04d6f938da515", kill_on_drop: false }`
[INFO] [stdout] df7fe3c2fde78bb9b756a0412398765a0c26d2fdeb3cc85b4ff04d6f938da515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9de2f1e4a4043a4effffdfafb738230c64beddfdced7da646ee09d4ad135b4c9
[INFO] running `Command { std: "docker" "start" "-a" "9de2f1e4a4043a4effffdfafb738230c64beddfdced7da646ee09d4ad135b4c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking nom8 v0.2.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking signifix v0.10.1
[INFO] [stderr]    Compiling enum-ordinalize v3.1.12
[INFO] [stderr]     Checking serde v1.0.152
[INFO] [stderr]     Checking serde_spanned v0.6.1
[INFO] [stderr]     Checking toml_datetime v0.6.1
[INFO] [stderr]     Checking toml_edit v0.19.1
[INFO] [stderr]     Checking toml v0.7.1
[INFO] [stderr]     Checking blackjack-optimizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `is_matching_pair` is never used
[INFO] [stdout]   --> src/main.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl BlackjackHand {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn is_matching_pair(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `prob` is never used
[INFO] [stdout]    --> src/main.rs:500:8
[INFO] [stdout]     |
[INFO] [stdout] 488 | impl CompressedDeck {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 500 |     fn prob(&self, card: Card) -> f64 {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_matching_pair` is never used
[INFO] [stdout]   --> src/main.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl BlackjackHand {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn is_matching_pair(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `prob` is never used
[INFO] [stdout]    --> src/main.rs:500:8
[INFO] [stdout]     |
[INFO] [stdout] 488 | impl CompressedDeck {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 500 |     fn prob(&self, card: Card) -> f64 {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.45s
[INFO] running `Command { std: "docker" "inspect" "9de2f1e4a4043a4effffdfafb738230c64beddfdced7da646ee09d4ad135b4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de2f1e4a4043a4effffdfafb738230c64beddfdced7da646ee09d4ad135b4c9", kill_on_drop: false }`
[INFO] [stdout] 9de2f1e4a4043a4effffdfafb738230c64beddfdced7da646ee09d4ad135b4c9
