[INFO] fetching crate nuts-rs 0.18.3...
[INFO] testing nuts-rs-0.18.3 against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] extracting crate nuts-rs 0.18.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate nuts-rs 0.18.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nuts-rs 0.18.3
[INFO] tweaked toml for crates.io crate nuts-rs 0.18.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nuts-rs 0.18.3 on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nuts-rs 0.18.3 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636", kill_on_drop: false }`
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[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" "d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636", 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" "d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stdout] warning: struct `CpuModel` is never constructed
[INFO] [stdout]     --> src/sampler.rs:1560:16
[INFO] [stdout]      |
[INFO] [stdout] 1560 |     pub struct CpuModel<F> {
[INFO] [stdout]      |                ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> src/sampler.rs:1565:16
[INFO] [stdout]      |
[INFO] [stdout] 1564 |     impl<F> CpuModel<F> {
[INFO] [stdout]      |     ------------------- associated function in this implementation
[INFO] [stdout] 1565 |         pub fn new(logp: F) -> Self {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 59s
[INFO] running `Command { std: "docker" "inspect" "d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636", 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" "d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: struct `CpuModel` is never constructed
[INFO] [stderr]     --> src/sampler.rs:1560:16
[INFO] [stderr]      |
[INFO] [stderr] 1560 |     pub struct CpuModel<F> {
[INFO] [stderr]      |                ^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]     --> src/sampler.rs:1565:16
[INFO] [stderr]      |
[INFO] [stderr] 1564 |     impl<F> CpuModel<F> {
[INFO] [stderr]      |     ------------------- associated function in this implementation
[INFO] [stderr] 1565 |         pub fn new(logp: F) -> Self {
[INFO] [stderr]      |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nuts-rs` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/nuts_rs-6552876416318668)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test dynamics::state::tests::crate_pool ... ok
[INFO] [stdout] test dynamics::state::tests::make_state ... ok
[INFO] [stdout] test math::util::tests::check_neginf ... ok
[INFO] [stdout] test adapt_strategy::test::instanciate_adaptive_sampler ... ok
[INFO] [stdout] test math::util::tests::check_logaddexp ... ok
[INFO] [stdout] test math::util::tests::test_axpy ... ok
[INFO] [stdout] test math::util::tests::test_multiplty ... ok
[INFO] [stdout] test math::util::tests::test_axpy_out ... ok
[INFO] [stdout] test math::util::tests::test_vector_dot ... ok
[INFO] [stdout] test math::util::tests::test_scalar_prods3 ... ok
[INFO] [stdout] test nuts::tests::to_arrow ... ok
[INFO] [stdout] test mclmc::tests::mclmc_draws_normal ... ok
[INFO] [stdout] test sampler::tests::all_settings_smoke ... ok
[INFO] [stdout] test sampler::tests::sample_seq ... ok
[INFO] [stdout] test sampler::tests::sample_chain ... ok
[INFO] [stdout] test math::util::tests::test_scalar_prods2 ... ok
[INFO] [stdout] test storage::csv::tests::test_cartesian_product_generation ... ok
[INFO] [stdout] test storage::csv::tests::test_multidim_coordinate_naming ... ok
[INFO] [stdout] test storage::csv::tests::test_single_dimension_coordinates ... ok
[INFO] [stdout] test storage::csv::tests::test_three_dimension_cartesian_product ... ok
[INFO] [stdout] test transform::adapt::low_rank::test::test_spd_mean ... ok
[INFO] [stdout] test transform::low_rank::tests::test_diagonal_round_trip ... ok
[INFO] [stdout] test transform::low_rank::tests::test_diagonal_round_trip_reverse ... ok
[INFO] [stdout] test transform::adapt::low_rank::test::test_estimate_mass_matrix ... ok
[INFO] [stdout] test transform::low_rank::tests::test_lowrank_round_trip ... ok
[INFO] [stdout] test transform::low_rank::tests::test_lowrank_round_trip_reverse ... ok
[INFO] [stdout] test math::util::tests::test_std_norm_grad_flow_inplace ... ok
[INFO] [stdout] test transform::tests::test_diag_nonzero_mean ... ok
[INFO] [stdout] test transform::tests::test_diag_round_trip ... ok
[INFO] [stdout] test transform::tests::test_diag_transform_position_and_gradient ... ok
[INFO] [stdout] test transform::tests::test_lowrank_nonzero_mean ... ok
[INFO] [stdout] test transform::tests::test_lowrank_round_trip ... ok
[INFO] [stdout] test transform::tests::test_lowrank_transform_position_and_gradient ... ok
[INFO] [stdout] test transform::tests::test_lowrank_with_rank1_correction ... ok
[INFO] [stdout] test storage::csv::tests::test_fallback_coordinate_naming ... ok
[INFO] [stdout] test math::util::tests::test_std_norm_flow ... ok
[INFO] [stdout] test mclmc::tests::mclmc_euclidean_trajectory ... ok
[INFO] [stdout] test mclmc::tests::mclmc_euclidean_early_then_microcanonical ... ok
[INFO] [stdout] test math::util::tests::test_std_norm_grad_flow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nuts_rs
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/storage/csv.rs - storage::csv::CsvConfig::new (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.65s; merged doctests compilation took 0.61s
[INFO] running `Command { std: "docker" "inspect" "d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636", kill_on_drop: false }`
[INFO] [stdout] d1c750ef66fe995a35145f916abf323dd333681a83f22132cc8dbe9e1309f636