[INFO] fetching crate simplers_optimization 0.4.3...
[INFO] testing simplers_optimization-0.4.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate simplers_optimization 0.4.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate simplers_optimization 0.4.3
[INFO] finished tweaking crates.io crate simplers_optimization 0.4.3
[INFO] tweaked toml for crates.io crate simplers_optimization 0.4.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simplers_optimization 0.4.3 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simplers_optimization 0.4.3 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" "+beta-2026-04-21" "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-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 921654bd560b5ebf1ea31f34eb8dc4334160f439e19785e6c0f722285848ed2d
[INFO] running `Command { std: "docker" "start" "-a" "921654bd560b5ebf1ea31f34eb8dc4334160f439e19785e6c0f722285848ed2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "921654bd560b5ebf1ea31f34eb8dc4334160f439e19785e6c0f722285848ed2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "921654bd560b5ebf1ea31f34eb8dc4334160f439e19785e6c0f722285848ed2d", kill_on_drop: false }`
[INFO] [stdout] 921654bd560b5ebf1ea31f34eb8dc4334160f439e19785e6c0f722285848ed2d
[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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea30425c2e308c58ff6450c674bd5144dac8cba69d2418648c4db333c354a651
[INFO] running `Command { std: "docker" "start" "-a" "ea30425c2e308c58ff6450c674bd5144dac8cba69d2418648c4db333c354a651", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling priority-queue v1.2.0
[INFO] [stderr]    Compiling ordered-float v2.8.0
[INFO] [stderr]    Compiling simplers_optimization v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]    = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          c.iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          IntoIterator::into_iter(c).zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       c.iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       IntoIterator::into_iter(c).map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |       c.into_iter()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       c.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       IntoIterator::into_iter(c)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]    = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          c.iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          IntoIterator::into_iter(c).zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       c.iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       IntoIterator::into_iter(c).map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |       c.into_iter()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       c.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       IntoIterator::into_iter(c)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "ea30425c2e308c58ff6450c674bd5144dac8cba69d2418648c4db333c354a651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea30425c2e308c58ff6450c674bd5144dac8cba69d2418648c4db333c354a651", kill_on_drop: false }`
[INFO] [stdout] ea30425c2e308c58ff6450c674bd5144dac8cba69d2418648c4db333c354a651
[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-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c66e5ee24263e3acc6934b305f7bad769771ba44be710b756076739de4c82ae
[INFO] running `Command { std: "docker" "start" "-a" "1c66e5ee24263e3acc6934b305f7bad769771ba44be710b756076739de4c82ae", kill_on_drop: false }`
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]    = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          c.iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          IntoIterator::into_iter(c).zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       c.iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       IntoIterator::into_iter(c).map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling simplers_optimization v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |       c.into_iter()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       c.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       IntoIterator::into_iter(c)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]    = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          c.iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          IntoIterator::into_iter(c).zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       c.iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       IntoIterator::into_iter(c).map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |       c.into_iter()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       c.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       IntoIterator::into_iter(c)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]    = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          c.iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout] 34 +          IntoIterator::into_iter(c).zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       c.iter().map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stdout] 42 +       IntoIterator::into_iter(c).map(|&x| x * ratio).collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> src/search_space.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |       c.into_iter()
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       c.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 57 -       c.into_iter()
[INFO] [stdout] 57 +       IntoIterator::into_iter(c)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "1c66e5ee24263e3acc6934b305f7bad769771ba44be710b756076739de4c82ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c66e5ee24263e3acc6934b305f7bad769771ba44be710b756076739de4c82ae", kill_on_drop: false }`
[INFO] [stdout] 1c66e5ee24263e3acc6934b305f7bad769771ba44be710b756076739de4c82ae
[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-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 226ac068023045f959acd9dc33695dedf683a421fb48599708352688421bc24d
[INFO] running `Command { std: "docker" "start" "-a" "226ac068023045f959acd9dc33695dedf683a421fb48599708352688421bc24d", kill_on_drop: false }`
[INFO] [stderr] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stderr]   --> src/search_space.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2024
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stderr]    = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stderr] 34 +          c.iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 34 -          c.into_iter().zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stderr] 34 +          IntoIterator::into_iter(c).zip(self.hypercube.iter()).map(|(&x, &(inf, sup))| (x - inf) / (sup - inf)).collect();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stderr]   --> src/search_space.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2024
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stderr] 42 +       c.iter().map(|&x| x * ratio).collect()
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 42 -       c.into_iter().map(|&x| x * ratio).collect()
[INFO] [stderr] 42 +       IntoIterator::into_iter(c).map(|&x| x * ratio).collect()
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stderr]   --> src/search_space.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |       c.into_iter()
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2024
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 57 -       c.into_iter()
[INFO] [stderr] 57 +       c.iter()
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 57 -       c.into_iter()
[INFO] [stderr] 57 +       IntoIterator::into_iter(c)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `simplers_optimization` (lib) generated 3 warnings (run `cargo fix --lib -p simplers_optimization` to apply 3 suggestions)
[INFO] [stderr] warning: `simplers_optimization` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: `simplers_optimization` (bin "simplers_optimization" test) generated 3 warnings (3 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/simplers_optimization-f86bef2072c23ad2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simplers_optimization-7a780b51be022261)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simplers_optimization
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/algorithm.rs - algorithm::Optimizer<'f_lifetime,CoordFloat,ValueFloat>::minimize (line 152) ... ok
[INFO] [stdout] test src/algorithm.rs - algorithm::Optimizer<'f_lifetime,CoordFloat,ValueFloat>::maximize (line 125) ... ok
[INFO] [stdout] test src/algorithm.rs - algorithm::Optimizer<'f_lifetime,CoordFloat,ValueFloat>::new (line 31) ... ok
[INFO] [stdout] test src/algorithm.rs - algorithm::Optimizer<'f_lifetime,CoordFloat,ValueFloat>::set_exploration_depth (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "226ac068023045f959acd9dc33695dedf683a421fb48599708352688421bc24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226ac068023045f959acd9dc33695dedf683a421fb48599708352688421bc24d", kill_on_drop: false }`
[INFO] [stdout] 226ac068023045f959acd9dc33695dedf683a421fb48599708352688421bc24d
