[INFO] cloning repository https://github.com/dd-ix/sflow_exporter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dd-ix/sflow_exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdd-ix%2Fsflow_exporter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdd-ix%2Fsflow_exporter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 07743460003297126e4ef745132a436401699f01 [INFO] checking dd-ix/sflow_exporter/07743460003297126e4ef745132a436401699f01 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdd-ix%2Fsflow_exporter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dd-ix/sflow_exporter 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 git repo https://github.com/dd-ix/sflow_exporter [INFO] finished tweaking git repo https://github.com/dd-ix/sflow_exporter [INFO] tweaked toml for git repo https://github.com/dd-ix/sflow_exporter written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dd-ix/sflow_exporter 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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] ceda3b00585bad24ec32ce1d4e493851dedcaad3279e349e60ea041613cf83d2 [INFO] running `Command { std: "docker" "start" "-a" "ceda3b00585bad24ec32ce1d4e493851dedcaad3279e349e60ea041613cf83d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ceda3b00585bad24ec32ce1d4e493851dedcaad3279e349e60ea041613cf83d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ceda3b00585bad24ec32ce1d4e493851dedcaad3279e349e60ea041613cf83d2", kill_on_drop: false }` [INFO] [stdout] ceda3b00585bad24ec32ce1d4e493851dedcaad3279e349e60ea041613cf83d2 [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] f4fef46c2a9151ec1f97f578a2d51acf58bf5195ffef54fae87598eda28ff7c6 [INFO] running `Command { std: "docker" "start" "-a" "f4fef46c2a9151ec1f97f578a2d51acf58bf5195ffef54fae87598eda28ff7c6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking anstyle-query v1.1.0 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking tower-layer v0.3.2 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling binrw_derive v0.14.0 [INFO] [stderr] Checking anstream v0.6.14 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking sync_wrapper v0.1.2 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Compiling binrw v0.14.0 [INFO] [stderr] Compiling prometheus v0.13.4 [INFO] [stderr] Compiling either v1.12.0 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking clap_lex v0.7.1 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking clap_builder v4.5.6 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking bytemuck v1.16.0 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking sync_wrapper v1.0.1 [INFO] [stderr] Checking matchit v0.7.3 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling axum-core v0.4.3 [INFO] [stderr] Compiling axum v0.7.5 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Checking http-body v1.0.0 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking http-body-util v0.1.1 [INFO] [stderr] Compiling tokio-macros v2.3.0 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling async-trait v0.1.80 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Compiling clap_derive v4.5.5 [INFO] [stderr] Checking tokio v1.38.0 [INFO] [stderr] Checking thiserror v1.0.61 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking clap v4.5.6 [INFO] [stderr] Checking serde v1.0.203 [INFO] [stderr] Checking hyper v1.3.1 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking inotify v0.10.2 [INFO] [stderr] Checking hyper-util v0.1.5 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking sflow_exporter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `version`, `sub_agent_id`, `seq_num`, `uptime`, and `sample_count` are never read [INFO] [stdout] --> src/sflow/mod.rs:17:14 [INFO] [stdout] | [INFO] [stdout] 15 | pub(crate) struct SflowDatagram { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 16 | #[brw(assert(version == 5))] [INFO] [stdout] 17 | pub(crate) version: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 18 | pub(crate) agent_addr: IpAddr, [INFO] [stdout] 19 | pub(crate) sub_agent_id: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 20 | pub(crate) seq_num: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 21 | pub(crate) uptime: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 22 | sample_count: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `magic`, `data_len`, and `data` are never read [INFO] [stdout] --> src/sflow/record.rs:104:5 [INFO] [stdout] | [INFO] [stdout] 103 | Unknown { [INFO] [stdout] | ------- fields in this variant [INFO] [stdout] 104 | magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 105 | data_len: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 106 | #[br(count = data_len)] [INFO] [stdout] 107 | data: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Unknown` is never constructed [INFO] [stdout] --> src/sflow/record.rs:211:3 [INFO] [stdout] | [INFO] [stdout] 194 | pub(crate) enum HeaderProtocol { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 211 | Unknown { magic: u32 }, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `stripped_octets` is never read [INFO] [stdout] --> src/sflow/record.rs:216:14 [INFO] [stdout] | [INFO] [stdout] 214 | pub(crate) struct RawPacketHeaderData { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] 215 | pub(crate) frame_length: u32, [INFO] [stdout] 216 | pub(crate) stripped_octets: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `header_length` is never read [INFO] [stdout] --> src/sflow/record.rs:226:3 [INFO] [stdout] | [INFO] [stdout] 221 | struct RawPacketHeaderDataRaw { [INFO] [stdout] | ---------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 226 | header_length: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/sflow/sample.rs:17:11 [INFO] [stdout] | [INFO] [stdout] 17 | Unknown(UnknownData), [INFO] [stdout] | ------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 17 | Unknown(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `data_len`, `seq_num`, `source_id`, `sample_pool`, and `record_count` are never read [INFO] [stdout] --> src/sflow/sample.rs:37:3 [INFO] [stdout] | [INFO] [stdout] 36 | struct FlowDataRaw { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 37 | data_len: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 38 | seq_num: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 39 | source_id: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 40 | sample_rate: u32, [INFO] [stdout] 41 | sample_pool: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | record_count: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `magic`, `data_len`, and `data` are never read [INFO] [stdout] --> src/sflow/sample.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 77 | pub(crate) struct UnknownData { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 78 | pub(crate) magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 79 | data_len: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 80 | #[br(count = data_len)] [INFO] [stdout] 81 | data: Vec, [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/metrics.rs:23:7 [INFO] [stdout] | [INFO] [stdout] 10 | let router_bytes = IntCounterVec::new( [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 15 | let agent_drops = [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 18 | let registry = Registry::new(); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 23 | / Self { [INFO] [stdout] 24 | | router_bytes, [INFO] [stdout] 25 | | agent_drops, [INFO] [stdout] 26 | | }, [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; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `version`, `sub_agent_id`, `seq_num`, `uptime`, and `sample_count` are never read [INFO] [stdout] --> src/sflow/mod.rs:17:14 [INFO] [stdout] | [INFO] [stdout] 15 | pub(crate) struct SflowDatagram { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 16 | #[brw(assert(version == 5))] [INFO] [stdout] 17 | pub(crate) version: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 18 | pub(crate) agent_addr: IpAddr, [INFO] [stdout] 19 | pub(crate) sub_agent_id: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 20 | pub(crate) seq_num: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 21 | pub(crate) uptime: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 22 | sample_count: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `magic`, `data_len`, and `data` are never read [INFO] [stdout] --> src/sflow/record.rs:104:5 [INFO] [stdout] | [INFO] [stdout] 103 | Unknown { [INFO] [stdout] | ------- fields in this variant [INFO] [stdout] 104 | magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 105 | data_len: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 106 | #[br(count = data_len)] [INFO] [stdout] 107 | data: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Unknown` is never constructed [INFO] [stdout] --> src/sflow/record.rs:211:3 [INFO] [stdout] | [INFO] [stdout] 194 | pub(crate) enum HeaderProtocol { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 211 | Unknown { magic: u32 }, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `stripped_octets` is never read [INFO] [stdout] --> src/sflow/record.rs:216:14 [INFO] [stdout] | [INFO] [stdout] 214 | pub(crate) struct RawPacketHeaderData { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] 215 | pub(crate) frame_length: u32, [INFO] [stdout] 216 | pub(crate) stripped_octets: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `header_length` is never read [INFO] [stdout] --> src/sflow/record.rs:226:3 [INFO] [stdout] | [INFO] [stdout] 221 | struct RawPacketHeaderDataRaw { [INFO] [stdout] | ---------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 226 | header_length: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/sflow/sample.rs:17:11 [INFO] [stdout] | [INFO] [stdout] 17 | Unknown(UnknownData), [INFO] [stdout] | ------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 17 | Unknown(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `data_len`, `seq_num`, `source_id`, `sample_pool`, and `record_count` are never read [INFO] [stdout] --> src/sflow/sample.rs:37:3 [INFO] [stdout] | [INFO] [stdout] 36 | struct FlowDataRaw { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 37 | data_len: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 38 | seq_num: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 39 | source_id: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 40 | sample_rate: u32, [INFO] [stdout] 41 | sample_pool: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | record_count: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `magic`, `data_len`, and `data` are never read [INFO] [stdout] --> src/sflow/sample.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 77 | pub(crate) struct UnknownData { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 78 | pub(crate) magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 79 | data_len: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 80 | #[br(count = data_len)] [INFO] [stdout] 81 | data: Vec, [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/metrics.rs:23:7 [INFO] [stdout] | [INFO] [stdout] 10 | let router_bytes = IntCounterVec::new( [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 15 | let agent_drops = [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 18 | let registry = Registry::new(); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 23 | / Self { [INFO] [stdout] 24 | | router_bytes, [INFO] [stdout] 25 | | agent_drops, [INFO] [stdout] 26 | | }, [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] [stderr] error: could not compile `sflow_exporter` (bin "sflow_exporter" test) due to 2 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sflow_exporter` (bin "sflow_exporter") due to 2 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f4fef46c2a9151ec1f97f578a2d51acf58bf5195ffef54fae87598eda28ff7c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4fef46c2a9151ec1f97f578a2d51acf58bf5195ffef54fae87598eda28ff7c6", kill_on_drop: false }` [INFO] [stdout] f4fef46c2a9151ec1f97f578a2d51acf58bf5195ffef54fae87598eda28ff7c6