[INFO] fetching crate ndn 0.0.1... [INFO] checking ndn-0.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ndn 0.0.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate ndn 0.0.1 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ndn 0.0.1 [INFO] finished tweaking crates.io crate ndn 0.0.1 [INFO] tweaked toml for crates.io crate ndn 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.7.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 951a11980976785cdd3e824da6f5cbdc4a4ccac71461229a8e972927845140c8 [INFO] running `Command { std: "docker" "start" "-a" "951a11980976785cdd3e824da6f5cbdc4a4ccac71461229a8e972927845140c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "951a11980976785cdd3e824da6f5cbdc4a4ccac71461229a8e972927845140c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "951a11980976785cdd3e824da6f5cbdc4a4ccac71461229a8e972927845140c8", kill_on_drop: false }` [INFO] [stdout] 951a11980976785cdd3e824da6f5cbdc4a4ccac71461229a8e972927845140c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67acfca04466ab9675a38112bc5b34b3a3bb3c8e8c14557e39cb46bca383837c [INFO] running `Command { std: "docker" "start" "-a" "67acfca04466ab9675a38112bc5b34b3a3bb3c8e8c14557e39cb46bca383837c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking ndn v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | #![cfg_attr(all(feature = "cargo-clippy", feature = "pedantic"), warn(clippy_pedantic))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `pedantic` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:20:18 [INFO] [stdout] | [INFO] [stdout] 20 | x @ 0...252 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:25:20 [INFO] [stdout] | [INFO] [stdout] 25 | x @ 253...0xFFFF => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:31:25 [INFO] [stdout] | [INFO] [stdout] 31 | x @ 0x1_0000...0xFFFF_FFFF => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:37:30 [INFO] [stdout] | [INFO] [stdout] 37 | x @ 0x1_0000_0000...0xFFFF_FFFF_FFFF_FFFF => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:123:18 [INFO] [stdout] | [INFO] [stdout] 123 | x @ 0...252 => u64::from(x), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::BufMut::put_u16`: use put_u16_be or put_u16_le [INFO] [stdout] --> src/tlv/varnumber.rs:28:23 [INFO] [stdout] | [INFO] [stdout] 28 | bytes.put_u16::(x as u16); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le [INFO] [stdout] --> src/tlv/varnumber.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 34 | bytes.put_u32::(x as u32); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::BufMut::put_u64`: use put_u64_be or put_u64_le [INFO] [stdout] --> src/tlv/varnumber.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | bytes.put_u64::(x); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::Buf::get_u16`: use get_u16_be or get_u16_le [INFO] [stdout] --> src/tlv/varnumber.rs:124:34 [INFO] [stdout] | [INFO] [stdout] 124 | 253 => u64::from(buf.get_u16::()), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::Buf::get_u32`: use get_u32_be or get_u32_le [INFO] [stdout] --> src/tlv/varnumber.rs:125:34 [INFO] [stdout] | [INFO] [stdout] 125 | 254 => u64::from(buf.get_u32::()), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::Buf::get_u64`: use get_u64_be or get_u64_le [INFO] [stdout] --> src/tlv/varnumber.rs:126:24 [INFO] [stdout] | [INFO] [stdout] 126 | 255 => buf.get_u64::(), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/tlv/varnumber.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | _ => unreachable!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/tlv/varnumber.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 20 | x @ 0...252 => { [INFO] [stdout] | ------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 25 | x @ 253...0xFFFF => { [INFO] [stdout] | ------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 31 | x @ 0x1_0000...0xFFFF_FFFF => { [INFO] [stdout] | ---------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 37 | x @ 0x1_0000_0000...0xFFFF_FFFF_FFFF_FFFF => { [INFO] [stdout] | ------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 43 | _ => unreachable!(), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/tlv/varnumber.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | _ => unreachable!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/tlv/varnumber.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 123 | x @ 0...252 => u64::from(x), [INFO] [stdout] | ------- matches some of the same values [INFO] [stdout] 124 | 253 => u64::from(buf.get_u16::()), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 125 | 254 => u64::from(buf.get_u32::()), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 126 | 255 => buf.get_u64::(), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 127 | _ => unreachable!(), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | #![cfg_attr(all(feature = "cargo-clippy", feature = "pedantic"), warn(clippy_pedantic))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `pedantic` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:20:18 [INFO] [stdout] | [INFO] [stdout] 20 | x @ 0...252 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:25:20 [INFO] [stdout] | [INFO] [stdout] 25 | x @ 253...0xFFFF => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:31:25 [INFO] [stdout] | [INFO] [stdout] 31 | x @ 0x1_0000...0xFFFF_FFFF => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:37:30 [INFO] [stdout] | [INFO] [stdout] 37 | x @ 0x1_0000_0000...0xFFFF_FFFF_FFFF_FFFF => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tlv/varnumber.rs:123:18 [INFO] [stdout] | [INFO] [stdout] 123 | x @ 0...252 => u64::from(x), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: variant `GenericNameComponent` is never constructed [INFO] [stdout] --> src/tlv/name.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | enum NameComponent { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] 12 | GenericNameComponent(GenericNameComponent), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NameComponent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/tlv/varnumber.rs:45:23 [INFO] [stdout] | [INFO] [stdout] 19 | let bytes = match u { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 20 | x @ 0...252 => { [INFO] [stdout] 21 | let mut bytes = BytesMut::with_capacity(1); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 26 | let mut bytes = BytesMut::with_capacity(3); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 32 | let mut bytes = BytesMut::with_capacity(5); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 38 | let mut bytes = BytesMut::with_capacity(9); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 45 | Self { inner: bytes.freeze(), value: u } [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: aborting due to 1 previous error; 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ndn` (lib) due to 2 previous errors; 15 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: use of deprecated method `bytes::BufMut::put_u16`: use put_u16_be or put_u16_le [INFO] [stdout] --> src/tlv/varnumber.rs:28:23 [INFO] [stdout] | [INFO] [stdout] 28 | bytes.put_u16::(x as u16); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le [INFO] [stdout] --> src/tlv/varnumber.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 34 | bytes.put_u32::(x as u32); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::BufMut::put_u64`: use put_u64_be or put_u64_le [INFO] [stdout] --> src/tlv/varnumber.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | bytes.put_u64::(x); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::Buf::get_u16`: use get_u16_be or get_u16_le [INFO] [stdout] --> src/tlv/varnumber.rs:124:34 [INFO] [stdout] | [INFO] [stdout] 124 | 253 => u64::from(buf.get_u16::()), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::Buf::get_u32`: use get_u32_be or get_u32_le [INFO] [stdout] --> src/tlv/varnumber.rs:125:34 [INFO] [stdout] | [INFO] [stdout] 125 | 254 => u64::from(buf.get_u32::()), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `bytes::Buf::get_u64`: use get_u64_be or get_u64_le [INFO] [stdout] --> src/tlv/varnumber.rs:126:24 [INFO] [stdout] | [INFO] [stdout] 126 | 255 => buf.get_u64::(), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/tlv/varnumber.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | _ => unreachable!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/tlv/varnumber.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 20 | x @ 0...252 => { [INFO] [stdout] | ------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 25 | x @ 253...0xFFFF => { [INFO] [stdout] | ------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 31 | x @ 0x1_0000...0xFFFF_FFFF => { [INFO] [stdout] | ---------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 37 | x @ 0x1_0000_0000...0xFFFF_FFFF_FFFF_FFFF => { [INFO] [stdout] | ------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 43 | _ => unreachable!(), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/tlv/varnumber.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | _ => unreachable!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/tlv/varnumber.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 123 | x @ 0...252 => u64::from(x), [INFO] [stdout] | ------- matches some of the same values [INFO] [stdout] 124 | 253 => u64::from(buf.get_u16::()), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 125 | 254 => u64::from(buf.get_u32::()), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 126 | 255 => buf.get_u64::(), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 127 | _ => unreachable!(), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `GenericNameComponent` is never constructed [INFO] [stdout] --> src/tlv/name.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | enum NameComponent { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] 12 | GenericNameComponent(GenericNameComponent), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NameComponent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/tlv/varnumber.rs:45:23 [INFO] [stdout] | [INFO] [stdout] 19 | let bytes = match u { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 20 | x @ 0...252 => { [INFO] [stdout] 21 | let mut bytes = BytesMut::with_capacity(1); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 26 | let mut bytes = BytesMut::with_capacity(3); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 32 | let mut bytes = BytesMut::with_capacity(5); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 38 | let mut bytes = BytesMut::with_capacity(9); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 45 | Self { inner: bytes.freeze(), value: u } [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: aborting due to 1 previous error; 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ndn` (lib test) due to 2 previous errors; 15 warnings emitted [INFO] running `Command { std: "docker" "inspect" "67acfca04466ab9675a38112bc5b34b3a3bb3c8e8c14557e39cb46bca383837c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67acfca04466ab9675a38112bc5b34b3a3bb3c8e8c14557e39cb46bca383837c", kill_on_drop: false }` [INFO] [stdout] 67acfca04466ab9675a38112bc5b34b3a3bb3c8e8c14557e39cb46bca383837c