[INFO] fetching crate plr 0.3.2...
[INFO] testing plr-0.3.2 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate plr 0.3.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate plr 0.3.2
[INFO] finished tweaking crates.io crate plr 0.3.2
[INFO] tweaked toml for crates.io crate plr 0.3.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate plr 0.3.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate plr 0.3.2 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613
[INFO] running `Command { std: "docker" "start" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613", 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" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613", 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" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling rug v1.28.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling plr v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/greedy.rs:214:37
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     stop: std::f64::MAX,
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/greedy.rs:219:71
[INFO] [stdout]     |
[INFO] [stdout] 219 |             GreedyState::Ready => Some(self.current_segment(std::f64::MAX)),
[INFO] [stdout]     |                                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:233:47
[INFO] [stdout]     |
[INFO] [stdout] 233 |             let mut curr_best_val = std::f64::INFINITY;
[INFO] [stdout]     |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:260:48
[INFO] [stdout]     |
[INFO] [stdout] 260 |             let mut curr_best_val = -std::f64::INFINITY;
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:321:37
[INFO] [stdout]     |
[INFO] [stdout] 321 |                     stop: std::f64::MAX,
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:326:72
[INFO] [stdout]     |
[INFO] [stdout] 326 |             OptimalState::Ready => Some(self.current_segment(std::f64::MAX)),
[INFO] [stdout]     |                                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             slope_lb: std::f64::NEG_INFINITY,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             slope_ub: std::f64::INFINITY,
[INFO] [stdout]    |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:63:47
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     self.slope_lb = std::f64::NEG_INFINITY;
[INFO] [stdout]    |                                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     self.slope_ub = std::f64::INFINITY;
[INFO] [stdout]    |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 4m 55s
[INFO] running `Command { std: "docker" "inspect" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613", 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" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/greedy.rs:214:37
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     stop: std::f64::MAX,
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling superslice v1.0.0
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/greedy.rs:219:71
[INFO] [stdout]     |
[INFO] [stdout] 219 |             GreedyState::Ready => Some(self.current_segment(std::f64::MAX)),
[INFO] [stdout]     |                                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:233:47
[INFO] [stdout]     |
[INFO] [stdout] 233 |             let mut curr_best_val = std::f64::INFINITY;
[INFO] [stdout]     |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:260:48
[INFO] [stdout]     |
[INFO] [stdout] 260 |             let mut curr_best_val = -std::f64::INFINITY;
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:321:37
[INFO] [stdout]     |
[INFO] [stdout] 321 |                     stop: std::f64::MAX,
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:326:72
[INFO] [stdout]     |
[INFO] [stdout] 326 |             OptimalState::Ready => Some(self.current_segment(std::f64::MAX)),
[INFO] [stdout]     |                                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             slope_lb: std::f64::NEG_INFINITY,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             slope_ub: std::f64::INFINITY,
[INFO] [stdout]    |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:63:47
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     self.slope_lb = std::f64::NEG_INFINITY;
[INFO] [stdout]    |                                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     self.slope_ub = std::f64::INFINITY;
[INFO] [stdout]    |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling plr v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/util.rs:221:11
[INFO] [stdout]     |
[INFO] [stdout] 221 |     #[cfg(debug)]
[INFO] [stdout]     |           ^^^^^ help: found config with similar value: `target_feature = "debug"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 34 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `approx::*`
[INFO] [stdout]    --> src/util.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     use approx::*;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/greedy.rs:214:37
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     stop: std::f64::MAX,
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/greedy.rs:219:71
[INFO] [stdout]     |
[INFO] [stdout] 219 |             GreedyState::Ready => Some(self.current_segment(std::f64::MAX)),
[INFO] [stdout]     |                                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:233:47
[INFO] [stdout]     |
[INFO] [stdout] 233 |             let mut curr_best_val = std::f64::INFINITY;
[INFO] [stdout]     |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:260:48
[INFO] [stdout]     |
[INFO] [stdout] 260 |             let mut curr_best_val = -std::f64::INFINITY;
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:321:37
[INFO] [stdout]     |
[INFO] [stdout] 321 |                     stop: std::f64::MAX,
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stdout]    --> src/regression/optimal.rs:326:72
[INFO] [stdout]     |
[INFO] [stdout] 326 |             OptimalState::Ready => Some(self.current_segment(std::f64::MAX)),
[INFO] [stdout]     |                                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             slope_lb: std::f64::NEG_INFINITY,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             slope_ub: std::f64::INFINITY,
[INFO] [stdout]    |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:63:47
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     self.slope_lb = std::f64::NEG_INFINITY;
[INFO] [stdout]    |                                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/spline/greedy.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     self.slope_ub = std::f64::INFINITY;
[INFO] [stdout]    |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 20.06s
[INFO] running `Command { std: "docker" "inspect" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613", 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" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stderr]    --> src/regression/greedy.rs:214:37
[INFO] [stderr]     |
[INFO] [stderr] 214 |                     stop: std::f64::MAX,
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stderr]    --> src/regression/greedy.rs:219:71
[INFO] [stderr]     |
[INFO] [stderr] 219 |             GreedyState::Ready => Some(self.current_segment(std::f64::MAX)),
[INFO] [stderr]     |                                                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stderr]    --> src/regression/optimal.rs:233:47
[INFO] [stderr]     |
[INFO] [stderr] 233 |             let mut curr_best_val = std::f64::INFINITY;
[INFO] [stderr]     |                                               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stderr]    --> src/regression/optimal.rs:260:48
[INFO] [stderr]     |
[INFO] [stderr] 260 |             let mut curr_best_val = -std::f64::INFINITY;
[INFO] [stderr]     |                                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stderr]    --> src/regression/optimal.rs:321:37
[INFO] [stderr]     |
[INFO] [stderr] 321 |                     stop: std::f64::MAX,
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::MAX`: replaced by the `MAX` associated constant on `f64`
[INFO] [stderr]    --> src/regression/optimal.rs:326:72
[INFO] [stderr]     |
[INFO] [stderr] 326 |             OptimalState::Ready => Some(self.current_segment(std::f64::MAX)),
[INFO] [stderr]     |                                                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stderr]   --> src/spline/greedy.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |             slope_lb: std::f64::NEG_INFINITY,
[INFO] [stderr]    |                                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stderr]   --> src/spline/greedy.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             slope_ub: std::f64::INFINITY,
[INFO] [stderr]    |                                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stderr]   --> src/spline/greedy.rs:63:47
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     self.slope_lb = std::f64::NEG_INFINITY;
[INFO] [stderr]    |                                               ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stderr]   --> src/spline/greedy.rs:64:47
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     self.slope_ub = std::f64::INFINITY;
[INFO] [stderr]    |                                               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `plr` (lib) generated 10 warnings
[INFO] [stderr] warning: unexpected `cfg` condition name: `debug`
[INFO] [stderr]    --> src/util.rs:221:11
[INFO] [stderr]     |
[INFO] [stderr] 221 |     #[cfg(debug)]
[INFO] [stderr]     |           ^^^^^ help: found config with similar value: `target_feature = "debug"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `docsrs`, `feature`, and `test` and 34 more
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `approx::*`
[INFO] [stderr]    --> src/util.rs:195:9
[INFO] [stderr]     |
[INFO] [stderr] 195 |     use approx::*;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `plr` (lib test) generated 12 warnings (10 duplicates) (run `cargo fix --lib -p plr --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/plr/e3927746fe5ebe27/out/plr-e3927746fe5ebe27)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test regression::greedy::test::test_linear ... ok
[INFO] [stdout] test regression::greedy::test::test_precision ... ok
[INFO] [stdout] test regression::optimal::test::test_linear ... ok
[INFO] [stdout] test spline::greedy::test::test_fb ... ok
[INFO] [stdout] test regression::greedy::test::test_sin ... ok
[INFO] [stdout] test spline::greedy::test::test_linear ... ok
[INFO] [stdout] test regression::greedy::test::test_fb ... ok
[INFO] [stdout] test spline::greedy::test::test_osm ... ok
[INFO] [stdout] test regression::greedy::test::test_osm ... ok
[INFO] [stdout] test util::test::test_above_below ... ok
[INFO] [stdout] test spline::greedy::test::test_osm_int_keys ... ok
[INFO] [stdout] test spline::greedy::test::test_precision ... ok
[INFO] [stdout] test spline::greedy::test::test_sin ... ok
[INFO] [stdout] test util::test::test_line ... ok
[INFO] [stdout] test util::test::test_intersection ... ok
[INFO] [stdout] test regression::optimal::test::test_sin ... ok
[INFO] [stdout] test regression::optimal::test::test_upper_hull ... ok
[INFO] [stdout] test util::test::test_slope ... ok
[INFO] [stdout] test regression::optimal::test::test_lower_hull ... ok
[INFO] [stdout] test regression::optimal::test::test_precision ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests plr
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/regression/greedy.rs - regression::greedy::GreedyPLR::new (line 87) ... ok
[INFO] [stdout] test src/regression/optimal.rs - regression::optimal::OptimalPLR::new (line 141) ... ok
[INFO] [stdout] test src/regression/greedy.rs - regression::greedy::GreedyPLR (line 40) ... ok
[INFO] [stdout] test src/regression/optimal.rs - regression::optimal::OptimalPLR (line 93) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613", kill_on_drop: false }`
[INFO] [stdout] 2f386b0182bf764cf418fb7fc544b36ab81d11edc5a5b3c9d0c2587fa4c6d613
