[INFO] fetching crate hyperopt 0.0.17...
[INFO] testing hyperopt-0.0.17 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate hyperopt 0.0.17 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate hyperopt 0.0.17
[INFO] finished tweaking crates.io crate hyperopt 0.0.17
[INFO] tweaked toml for crates.io crate hyperopt 0.0.17 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hyperopt 0.0.17 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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" "+beta-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding ordered-float v4.6.0 (available: v5.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5347a38005e1662bcd9183460578462771479f805238ac1d4ab076a0c0115014
[INFO] running `Command { std: "docker" "start" "-a" "5347a38005e1662bcd9183460578462771479f805238ac1d4ab076a0c0115014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5347a38005e1662bcd9183460578462771479f805238ac1d4ab076a0c0115014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5347a38005e1662bcd9183460578462771479f805238ac1d4ab076a0c0115014", kill_on_drop: false }`
[INFO] [stdout] 5347a38005e1662bcd9183460578462771479f805238ac1d4ab076a0c0115014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73678240365b3338ec4be6f1f37db46aa67127da00bcabb71d227e1aa8446a20
[INFO] running `Command { std: "docker" "start" "-a" "73678240365b3338ec4be6f1f37db46aa67127da00bcabb71d227e1aa8446a20", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hyperopt v0.0.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `impl_for_ordered_float`
[INFO] [stdout]   --> src/traits/constants.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | macro_rules! impl_for_ordered_float {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/optimizer/trial.rs:54:28
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<P>>
[INFO] [stdout]    |                            ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<'_, P>>
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "73678240365b3338ec4be6f1f37db46aa67127da00bcabb71d227e1aa8446a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73678240365b3338ec4be6f1f37db46aa67127da00bcabb71d227e1aa8446a20", kill_on_drop: false }`
[INFO] [stdout] 73678240365b3338ec4be6f1f37db46aa67127da00bcabb71d227e1aa8446a20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 141633a85e86ce789f58fad37148b6a4327af39a410b6af513baa0ad01a18e4d
[INFO] running `Command { std: "docker" "start" "-a" "141633a85e86ce789f58fad37148b6a4327af39a410b6af513baa0ad01a18e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stdout] warning: unused macro definition: `impl_for_ordered_float`
[INFO] [stdout]   --> src/traits/constants.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | macro_rules! impl_for_ordered_float {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/optimizer/trial.rs:54:28
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<P>>
[INFO] [stdout]    |                            ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<'_, P>>
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hyperopt v0.0.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `impl_for_ordered_float`
[INFO] [stdout]   --> src/traits/constants.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | macro_rules! impl_for_ordered_float {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/optimizer/trial.rs:54:28
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<P>>
[INFO] [stdout]    |                            ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<'_, P>>
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "141633a85e86ce789f58fad37148b6a4327af39a410b6af513baa0ad01a18e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141633a85e86ce789f58fad37148b6a4327af39a410b6af513baa0ad01a18e4d", kill_on_drop: false }`
[INFO] [stdout] 141633a85e86ce789f58fad37148b6a4327af39a410b6af513baa0ad01a18e4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b8af762d1872d2e5ae1fef6f6a72b9de70508870502cfd0ff23c3cd8e4a3b7f
[INFO] running `Command { std: "docker" "start" "-a" "2b8af762d1872d2e5ae1fef6f6a72b9de70508870502cfd0ff23c3cd8e4a3b7f", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition: `impl_for_ordered_float`
[INFO] [stderr]   --> src/traits/constants.rs:29:14
[INFO] [stderr]    |
[INFO] [stderr] 29 | macro_rules! impl_for_ordered_float {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/optimizer/trial.rs:54:28
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<P>>
[INFO] [stderr]    |                            ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<'_, P>>
[INFO] [stderr]    |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: `hyperopt` (lib) generated 2 warnings (run `cargo fix --lib -p hyperopt` to apply 1 suggestion)
[INFO] [stderr] warning: `hyperopt` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hyperopt-23c780611aa27899)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test iter::tests::triples_from_one_ok ... ok
[INFO] [stdout] test iter::tests::range_inclusive_ok ... ok
[INFO] [stdout] test kernel::continuous::epanechnikov::tests::density_inside_ok ... ok
[INFO] [stdout] test kernel::continuous::epanechnikov::tests::density_outside_ok ... ok
[INFO] [stdout] test iter::tests::range_step_from_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::new_ok ... ok
[INFO] [stdout] test kernel::continuous::epanechnikov::tests::min_2_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::new_bandwidth_overflow ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::std_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::pmf_corner_cases ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::pmf_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::inverse_cdf_ok ... ok
[INFO] [stdout] test iter::tests::triples_from_empty_ok ... ok
[INFO] [stdout] test iter::tests::triples_from_three_ok ... ok
[INFO] [stdout] test iter::tests::triples_from_two_ok ... ok
[INFO] [stdout] test optimizer::trial::tests::ordering_ok ... ok
[INFO] [stdout] test optimizer::trial::tests::trials_ok ... ok
[INFO] [stdout] test kernel::continuous::gaussian::tests::density_ok ... ok
[INFO] [stdout] test kde::tests::sample_single_component_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hyperopt
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 54) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `ordered_float`
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use ordered_float::NotNan;
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `ordered_float`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `ordered_float`, use `cargo add ordered_float` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 54) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `ordered_float`
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | use ordered_float::OrderedFloat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `ordered_float`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `ordered_float`, use `cargo add ordered_float` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout]     src/lib.rs - (line 54)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2b8af762d1872d2e5ae1fef6f6a72b9de70508870502cfd0ff23c3cd8e4a3b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8af762d1872d2e5ae1fef6f6a72b9de70508870502cfd0ff23c3cd8e4a3b7f", kill_on_drop: false }`
[INFO] [stdout] 2b8af762d1872d2e5ae1fef6f6a72b9de70508870502cfd0ff23c3cd8e4a3b7f
