[INFO] fetching crate plr 0.3.1...
[INFO] testing plr-0.3.1 against beta-2022-09-25 for beta-1.65-1
[INFO] extracting crate plr 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate plr 0.3.1 on toolchain beta-2022-09-25
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plr 0.3.1
[INFO] finished tweaking crates.io crate plr 0.3.1
[INFO] tweaked toml for crates.io crate plr 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f618db09b86dfbaa7934fa204c091354269a428ae449b075cc6431a7fc40758
[INFO] running `Command { std: "docker" "start" "-a" "9f618db09b86dfbaa7934fa204c091354269a428ae449b075cc6431a7fc40758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f618db09b86dfbaa7934fa204c091354269a428ae449b075cc6431a7fc40758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f618db09b86dfbaa7934fa204c091354269a428ae449b075cc6431a7fc40758", kill_on_drop: false }`
[INFO] [stdout] 9f618db09b86dfbaa7934fa204c091354269a428ae449b075cc6431a7fc40758
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c49acfe1f1c0d16d217655c234653468a7ebe449ef8e6cc6edafe9dab50d66b
[INFO] running `Command { std: "docker" "start" "-a" "6c49acfe1f1c0d16d217655c234653468a7ebe449ef8e6cc6edafe9dab50d66b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.10
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.17.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling plr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 45s
[INFO] running `Command { std: "docker" "inspect" "6c49acfe1f1c0d16d217655c234653468a7ebe449ef8e6cc6edafe9dab50d66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c49acfe1f1c0d16d217655c234653468a7ebe449ef8e6cc6edafe9dab50d66b", kill_on_drop: false }`
[INFO] [stdout] 6c49acfe1f1c0d16d217655c234653468a7ebe449ef8e6cc6edafe9dab50d66b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a003c662ac04b066e67486705e662a289f78b55f6d672871ebd5b1557011383
[INFO] running `Command { std: "docker" "start" "-a" "5a003c662ac04b066e67486705e662a289f78b55f6d672871ebd5b1557011383", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling superslice v1.0.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling plr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `approx::*`
[INFO] [stdout]    --> src/util.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |     use approx::*;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.76s
[INFO] running `Command { std: "docker" "inspect" "5a003c662ac04b066e67486705e662a289f78b55f6d672871ebd5b1557011383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a003c662ac04b066e67486705e662a289f78b55f6d672871ebd5b1557011383", kill_on_drop: false }`
[INFO] [stdout] 5a003c662ac04b066e67486705e662a289f78b55f6d672871ebd5b1557011383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 816a545324df28cf2f812cb87fe7b2b42448553329f742a9cf0ab9c19c46fc47
[INFO] running `Command { std: "docker" "start" "-a" "816a545324df28cf2f812cb87fe7b2b42448553329f742a9cf0ab9c19c46fc47", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `approx::*`
[INFO] [stderr]    --> src/util.rs:190:9
[INFO] [stderr]     |
[INFO] [stderr] 190 |     use approx::*;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `plr` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/plr-feadfd906d3ce281)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test regression::greedy::test::test_linear ... ok
[INFO] [stdout] test regression::optimal::test::test_linear ... ok
[INFO] [stdout] test regression::optimal::test::test_lower_hull ... ok
[INFO] [stdout] test regression::optimal::test::test_upper_hull ... ok
[INFO] [stdout] test regression::greedy::test::test_precision ... ok
[INFO] [stdout] test regression::greedy::test::test_fb ... ok
[INFO] [stdout] test spline::greedy::test::test_linear ... ok
[INFO] [stdout] test regression::greedy::test::test_osm ... ok
[INFO] [stdout] test util::test::test_above_below ... ok
[INFO] [stdout] test util::test::test_intersection ... ok
[INFO] [stdout] test util::test::test_slope ... ok
[INFO] [stdout] test util::test::test_line ... ok
[INFO] [stdout] test spline::greedy::test::test_precision ... ok
[INFO] [stdout] test regression::greedy::test::test_sin ... ok
[INFO] [stdout] test spline::greedy::test::test_fb ... ok
[INFO] [stdout] test spline::greedy::test::test_osm ... ok
[INFO] [stdout] test spline::greedy::test::test_sin ... ok
[INFO] [stdout] test spline::greedy::test::test_osm_int_keys ... ok
[INFO] [stdout] test regression::optimal::test::test_sin ... 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 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests plr
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/regression/greedy.rs - regression::greedy::GreedyPLR (line 40) ... ok
[INFO] [stdout] test src/regression/optimal.rs - regression::optimal::OptimalPLR::new (line 141) ... ok
[INFO] [stdout] test src/regression/optimal.rs - regression::optimal::OptimalPLR (line 93) ... ok
[INFO] [stdout] test src/regression/greedy.rs - regression::greedy::GreedyPLR::new (line 87) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "816a545324df28cf2f812cb87fe7b2b42448553329f742a9cf0ab9c19c46fc47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816a545324df28cf2f812cb87fe7b2b42448553329f742a9cf0ab9c19c46fc47", kill_on_drop: false }`
[INFO] [stdout] 816a545324df28cf2f812cb87fe7b2b42448553329f742a9cf0ab9c19c46fc47