[INFO] fetching crate pqgrams 0.9.2... [INFO] checking pqgrams-0.9.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate pqgrams 0.9.2 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate pqgrams 0.9.2 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 pqgrams 0.9.2 [INFO] finished tweaking crates.io crate pqgrams 0.9.2 [INFO] tweaked toml for crates.io crate pqgrams 0.9.2 written to /workspace/builds/worker-4-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] 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d3a56e2b90fde5d79e308c960d12e778e146d028d21dfe6504617214319dac45 [INFO] running `Command { std: "docker" "start" "-a" "d3a56e2b90fde5d79e308c960d12e778e146d028d21dfe6504617214319dac45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3a56e2b90fde5d79e308c960d12e778e146d028d21dfe6504617214319dac45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3a56e2b90fde5d79e308c960d12e778e146d028d21dfe6504617214319dac45", kill_on_drop: false }` [INFO] [stdout] d3a56e2b90fde5d79e308c960d12e778e146d028d21dfe6504617214319dac45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e6dd62be6bfd000358c2fdb72cde94cd3958917a1424464c034bbaa9d8f5eb12 [INFO] running `Command { std: "docker" "start" "-a" "e6dd62be6bfd000358c2fdb72cde94cd3958917a1424464c034bbaa9d8f5eb12", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking pqgrams v0.9.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pqgrams.rs:104:141 [INFO] [stdout] | [INFO] [stdout] 104 | ...value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 104 | pub fn pqgram_profile_intersection(left: &Vec>, right: &Vec>, alt_filler_value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pqgrams.rs:157:146 [INFO] [stdout] | [INFO] [stdout] 157 | ...value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 157 | pub fn pqgram_distance_with_fn(left: &Vec>, right: &Vec>, alt_filler_value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pqgrams.rs:104:141 [INFO] [stdout] | [INFO] [stdout] 104 | ...value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 104 | pub fn pqgram_profile_intersection(left: &Vec>, right: &Vec>, alt_filler_value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pqgrams.rs:157:146 [INFO] [stdout] | [INFO] [stdout] 157 | ...value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 157 | pub fn pqgram_distance_with_fn(left: &Vec>, right: &Vec>, alt_filler_value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | +++ [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 0.09s [INFO] running `Command { std: "docker" "inspect" "e6dd62be6bfd000358c2fdb72cde94cd3958917a1424464c034bbaa9d8f5eb12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6dd62be6bfd000358c2fdb72cde94cd3958917a1424464c034bbaa9d8f5eb12", kill_on_drop: false }` [INFO] [stdout] e6dd62be6bfd000358c2fdb72cde94cd3958917a1424464c034bbaa9d8f5eb12 [INFO] checking pqgrams-0.9.2 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate pqgrams 0.9.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate pqgrams 0.9.2 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 pqgrams 0.9.2 [INFO] finished tweaking crates.io crate pqgrams 0.9.2 [INFO] tweaked toml for crates.io crate pqgrams 0.9.2 written to /workspace/builds/worker-4-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] 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c7290ed1f2077a1f0d1ce5899cefee0e066122ce8492d6b812ab51a6bd5601e2 [INFO] running `Command { std: "docker" "start" "-a" "c7290ed1f2077a1f0d1ce5899cefee0e066122ce8492d6b812ab51a6bd5601e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7290ed1f2077a1f0d1ce5899cefee0e066122ce8492d6b812ab51a6bd5601e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7290ed1f2077a1f0d1ce5899cefee0e066122ce8492d6b812ab51a6bd5601e2", kill_on_drop: false }` [INFO] [stdout] c7290ed1f2077a1f0d1ce5899cefee0e066122ce8492d6b812ab51a6bd5601e2 [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=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] ae9619797474d1cfd2b28355daaccbedd263c6bbf1d2a24d6dd5aebc71f8431e [INFO] running `Command { std: "docker" "start" "-a" "ae9619797474d1cfd2b28355daaccbedd263c6bbf1d2a24d6dd5aebc71f8431e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking pqgrams v0.9.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pqgrams.rs:104:141 [INFO] [stdout] | [INFO] [stdout] 104 | ...value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 104 | pub fn pqgram_profile_intersection(left: &Vec>, right: &Vec>, alt_filler_value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pqgrams.rs:157:146 [INFO] [stdout] | [INFO] [stdout] 157 | ...value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 157 | pub fn pqgram_distance_with_fn(left: &Vec>, right: &Vec>, alt_filler_value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pqgrams.rs:104:141 [INFO] [stdout] | [INFO] [stdout] 104 | ...value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 104 | pub fn pqgram_profile_intersection(left: &Vec>, right: &Vec>, alt_filler_value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pqgrams.rs:157:146 [INFO] [stdout] | [INFO] [stdout] 157 | ...value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 157 | pub fn pqgram_distance_with_fn(left: &Vec>, right: &Vec>, alt_filler_value: Option, distance_function: Box, &PQGram, L)->(f64, cmp::Ordering)>) -> f64 [INFO] [stdout] | +++ [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/pqgrams.rs:98:36 [INFO] [stdout] | [INFO] [stdout] 98 | .map(|gram| gram.concat(filler_as.clone())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/pqgrams.rs:170:67 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn pqgram_distance(left: &Vec>, right: &Vec>, alt_filler_value: Option) -> f64 [INFO] [stdout] | --------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 170 | pqgram_distance_with_fn::(left, right, alt_filler_value, Box::new(default_gram_edit_distance)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/default_tree.rs:31:38 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn new(label: T) -> Tree { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 31 | Tree{label: label, children: Box::new(vec![])} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pqgrams` (lib) due to 4 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/pqgrams.rs:98:36 [INFO] [stdout] | [INFO] [stdout] 98 | .map(|gram| gram.concat(filler_as.clone())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/pqgrams.rs:170:67 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn pqgram_distance(left: &Vec>, right: &Vec>, alt_filler_value: Option) -> f64 [INFO] [stdout] | --------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 170 | pqgram_distance_with_fn::(left, right, alt_filler_value, Box::new(default_gram_edit_distance)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/default_tree.rs:31:38 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn new(label: T) -> Tree { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 31 | Tree{label: label, children: Box::new(vec![])} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pqgrams` (lib test) due to 4 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ae9619797474d1cfd2b28355daaccbedd263c6bbf1d2a24d6dd5aebc71f8431e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae9619797474d1cfd2b28355daaccbedd263c6bbf1d2a24d6dd5aebc71f8431e", kill_on_drop: false }` [INFO] [stdout] ae9619797474d1cfd2b28355daaccbedd263c6bbf1d2a24d6dd5aebc71f8431e