[INFO] fetching crate rs_handstrength 0.4.3...
[INFO] testing rs_handstrength-0.4.3 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate rs_handstrength 0.4.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rs_handstrength 0.4.3
[INFO] finished tweaking crates.io crate rs_handstrength 0.4.3
[INFO] tweaked toml for crates.io crate rs_handstrength 0.4.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs_handstrength 0.4.3 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to highest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.15.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon-core v1.13.0
[INFO] [stderr]   Downloaded similar v2.7.0
[INFO] [stderr]   Downloaded rayon v1.12.0
[INFO] [stderr]   Downloaded insta v1.49.0
[INFO] [stderr]   Downloaded itertools v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19
[INFO] running `Command { std: "docker" "start" "5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling cfg-if v1.0.5
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling fastrand v2.5.0
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling console v0.16.6
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling insta v1.49.0
[INFO] [stderr]    Compiling rs_handstrength v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GroupBy`
[INFO] [stdout]  --> src/pf_rank.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::{Itertools, GroupBy};
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Suit`
[INFO] [stdout]  --> src/pf_rank.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::card::{Card, Suit};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rs_handstrength` (lib) due to 1 previous error; 5 warnings emitted
[INFO] [stdout] warning: unused variable: `hithc`
[INFO] [stdout]   --> src/get_nut_rank.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let (hithc, rankhc) = is_subset(hand, can_hc, relative); 
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_hithc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `cal_eq_start`
[INFO] [stdout]    --> src/equity.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let cal_eq_start = std::time::Instant::now();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cal_eq_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cal_eq_end`
[INFO] [stdout]    --> src/equity.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let cal_eq_end = std::time::Instant::now();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cal_eq_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19", kill_on_drop: false }`
[INFO] [stdout] 5d7a79c72f9daee48f73bcbffcd2f7a4e73d07cabc7f1828a3355864a29bbc19
