[INFO] fetching crate mincost 0.1.3...
[INFO] checking mincost-0.1.3 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate mincost 0.1.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mincost 0.1.3 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mincost 0.1.3
[INFO] finished tweaking crates.io crate mincost 0.1.3
[INFO] tweaked toml for crates.io crate mincost 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edb21d4e9576eae9e6b98331795e30c62e0617a13ed36f4eacbac571feecca17
[INFO] running `Command { std: "docker" "start" "-a" "edb21d4e9576eae9e6b98331795e30c62e0617a13ed36f4eacbac571feecca17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edb21d4e9576eae9e6b98331795e30c62e0617a13ed36f4eacbac571feecca17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb21d4e9576eae9e6b98331795e30c62e0617a13ed36f4eacbac571feecca17", kill_on_drop: false }`
[INFO] [stdout] edb21d4e9576eae9e6b98331795e30c62e0617a13ed36f4eacbac571feecca17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3016d5b2fea84167ab76f3cb1d24068953bc8ac46b03297a0f4d6c709f19736b
[INFO] running `Command { std: "docker" "start" "-a" "3016d5b2fea84167ab76f3cb1d24068953bc8ac46b03297a0f4d6c709f19736b", kill_on_drop: false }`
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking mincost v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `breed2`
[INFO] [stdout]    --> src/ga/mod.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 if cfg!(feature = "breed2") {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ga`, `normal`, `pso`, `sa`, and `shuffle`
[INFO] [stdout]     = help: consider adding `breed2` as a feature in `Cargo.toml`
[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: unexpected `cfg` condition value: `breed2`
[INFO] [stdout]    --> src/ga/mod.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 if cfg!(feature = "breed2") {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ga`, `normal`, `pso`, `sa`, and `shuffle`
[INFO] [stdout]     = help: consider adding `breed2` as a feature in `Cargo.toml`
[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: unexpected `cfg` condition value: `breed1`
[INFO] [stdout]    --> src/ga/mod.rs:242:32
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 } else if cfg!(feature = "breed1") {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ga`, `normal`, `pso`, `sa`, and `shuffle`
[INFO] [stdout]     = help: consider adding `breed1` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `breed1`
[INFO] [stdout]    --> src/ga/mod.rs:242:32
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 } else if cfg!(feature = "breed1") {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ga`, `normal`, `pso`, `sa`, and `shuffle`
[INFO] [stdout]     = help: consider adding `breed1` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "3016d5b2fea84167ab76f3cb1d24068953bc8ac46b03297a0f4d6c709f19736b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3016d5b2fea84167ab76f3cb1d24068953bc8ac46b03297a0f4d6c709f19736b", kill_on_drop: false }`
[INFO] [stdout] 3016d5b2fea84167ab76f3cb1d24068953bc8ac46b03297a0f4d6c709f19736b
[INFO] checking mincost-0.1.3 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate mincost 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate mincost 0.1.3 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mincost 0.1.3
[INFO] finished tweaking crates.io crate mincost 0.1.3
[INFO] tweaked toml for crates.io crate mincost 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a55457491274ecbe5907663ea780905bf7595ae5bb1c64336c99115eb4a8cb4
[INFO] running `Command { std: "docker" "start" "-a" "4a55457491274ecbe5907663ea780905bf7595ae5bb1c64336c99115eb4a8cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a55457491274ecbe5907663ea780905bf7595ae5bb1c64336c99115eb4a8cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a55457491274ecbe5907663ea780905bf7595ae5bb1c64336c99115eb4a8cb4", kill_on_drop: false }`
[INFO] [stdout] 4a55457491274ecbe5907663ea780905bf7595ae5bb1c64336c99115eb4a8cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb904285907796f1ebf51203dd19eb33f66e48ddf73b13d2c3e66302d04cf9ab
[INFO] running `Command { std: "docker" "start" "-a" "bb904285907796f1ebf51203dd19eb33f66e48ddf73b13d2c3e66302d04cf9ab", kill_on_drop: false }`
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking mincost v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `breed2`
[INFO] [stdout]    --> src/ga/mod.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 if cfg!(feature = "breed2") {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ga`, `normal`, `pso`, `sa`, and `shuffle`
[INFO] [stdout]     = help: consider adding `breed2` as a feature in `Cargo.toml`
[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: unexpected `cfg` condition value: `breed1`
[INFO] [stdout]    --> src/ga/mod.rs:242:32
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 } else if cfg!(feature = "breed1") {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ga`, `normal`, `pso`, `sa`, and `shuffle`
[INFO] [stdout]     = help: consider adding `breed1` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `breed2`
[INFO] [stdout]    --> src/ga/mod.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 if cfg!(feature = "breed2") {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ga`, `normal`, `pso`, `sa`, and `shuffle`
[INFO] [stdout]     = help: consider adding `breed2` as a feature in `Cargo.toml`
[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: unexpected `cfg` condition value: `breed1`
[INFO] [stdout]    --> src/ga/mod.rs:242:32
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 } else if cfg!(feature = "breed1") {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ga`, `normal`, `pso`, `sa`, and `shuffle`
[INFO] [stdout]     = help: consider adding `breed1` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ga/mod.rs:181:29
[INFO] [stdout]     |
[INFO] [stdout] 181 |             .sort_by(|a, b| fitness(a).partial_cmp(&fitness(b)).unwrap());
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ga/mod.rs:181:29
[INFO] [stdout]     |
[INFO] [stdout] 181 |             .sort_by(|a, b| fitness(a).partial_cmp(&fitness(b)).unwrap());
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ga/mod.rs:181:53
[INFO] [stdout]     |
[INFO] [stdout] 181 |             .sort_by(|a, b| fitness(a).partial_cmp(&fitness(b)).unwrap());
[INFO] [stdout]     |                                                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ga/mod.rs:181:53
[INFO] [stdout]     |
[INFO] [stdout] 181 |             .sort_by(|a, b| fitness(a).partial_cmp(&fitness(b)).unwrap());
[INFO] [stdout]     |                                                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ga/mod.rs:195:65
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let fitness: Vec<f64> = self.individuals.iter().map(|x| fitness(x).into()).collect();
[INFO] [stdout]     |                                                                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ga/mod.rs:195:65
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let fitness: Vec<f64> = self.individuals.iter().map(|x| fitness(x).into()).collect();
[INFO] [stdout]     |                                                                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/pso/mod.rs:48:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn initial_random_pop<R: Fn() -> Particle<T>>(pop_size: usize, randness: R) -> Self {
[INFO] [stdout]    |                                                                    ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 47 |         Swarm {
[INFO] [stdout] 48 |             population: repeat_with(|| randness()).take(pop_size).collect(),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/pso/mod.rs:48:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn initial_random_pop<R: Fn() -> Particle<T>>(pop_size: usize, randness: R) -> Self {
[INFO] [stdout]    |                                                                    ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 47 |         Swarm {
[INFO] [stdout] 48 |             population: repeat_with(|| randness()).take(pop_size).collect(),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/pso/mod.rs:49:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn initial_random_pop<R: Fn() -> Particle<T>>(pop_size: usize, randness: R) -> Self {
[INFO] [stdout]    |                                                                    ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 49 |             best_known_position: randness().best_known_position,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/pso/mod.rs:49:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn initial_random_pop<R: Fn() -> Particle<T>>(pop_size: usize, randness: R) -> Self {
[INFO] [stdout]    |                                                                    ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 49 |             best_known_position: randness().best_known_position,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mincost` (lib test) due to 6 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mincost` (lib) due to 6 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bb904285907796f1ebf51203dd19eb33f66e48ddf73b13d2c3e66302d04cf9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb904285907796f1ebf51203dd19eb33f66e48ddf73b13d2c3e66302d04cf9ab", kill_on_drop: false }`
[INFO] [stdout] bb904285907796f1ebf51203dd19eb33f66e48ddf73b13d2c3e66302d04cf9ab