[INFO] fetching crate netflow_v9 0.2.1...
[INFO] checking netflow_v9-0.2.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate netflow_v9 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate netflow_v9 0.2.1
[INFO] finished tweaking crates.io crate netflow_v9 0.2.1
[INFO] tweaked toml for crates.io crate netflow_v9 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate netflow_v9 0.2.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding nom v5.1.3 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1a093dfdaf38acf92c4785cbdf14773f22ac66c591a4945d49c13fd8a787a31
[INFO] running `Command { std: "docker" "start" "-a" "e1a093dfdaf38acf92c4785cbdf14773f22ac66c591a4945d49c13fd8a787a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a093dfdaf38acf92c4785cbdf14773f22ac66c591a4945d49c13fd8a787a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a093dfdaf38acf92c4785cbdf14773f22ac66c591a4945d49c13fd8a787a31", kill_on_drop: false }`
[INFO] [stdout] e1a093dfdaf38acf92c4785cbdf14773f22ac66c591a4945d49c13fd8a787a31
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b059b67675e02f736779ae78110fa76bc41d133ab97935713bd8d849717a3562
[INFO] running `Command { std: "docker" "start" "-a" "b059b67675e02f736779ae78110fa76bc41d133ab97935713bd8d849717a3562", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking netflow_v9 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `sys_uptime`, `timestamp`, `sequence`, and `source_id` are never read
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct NetflowHeader {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     sys_uptime: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     timestamp: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     sequence: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 17 |     source_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NetflowHeader` 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] warning: field `tl_header` is never read
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct TemplateFlowset {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] 40 |     tl_header: TypeLenHeader,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TemplateFlowset` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tl_header` and `payload` are never read
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct OptionTemplate {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 54 |     tl_header: TypeLenHeader,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 55 |     options_template_header: OptionTemplateHeader,
[INFO] [stdout] 56 |     payload: Vec<TemplateField>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OptionTemplate` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     IPv4SrcPrefix(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 47 -     IPv4SrcPrefix(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 47 +     IPv4SrcPrefix((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |     IPv4DstPrefix(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 48 -     IPv4DstPrefix(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 48 +     IPv4DstPrefix((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |     MPLSTopLabelType(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 49 -     MPLSTopLabelType(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 49 +     MPLSTopLabelType((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     MPLSTopLabelIPAddr(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------------ ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 50 -     MPLSTopLabelIPAddr(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 50 +     MPLSTopLabelIPAddr((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     FlowSamplerID(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 51 -     FlowSamplerID(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 51 +     FlowSamplerID((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |     FlowSamplerMode(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 52 -     FlowSamplerMode(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 52 +     FlowSamplerMode((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |     FlowSamplerRandomInterval(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 53 -     FlowSamplerRandomInterval(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 53 +     FlowSamplerRandomInterval((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |     MPLSLabel1(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 66 -     MPLSLabel1(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 66 +     MPLSLabel1((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |     MPLSLabel2(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 67 -     MPLSLabel2(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 67 +     MPLSLabel2((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:68:16
[INFO] [stdout]    |
[INFO] [stdout] 68 |     MPLSLabel3(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 68 -     MPLSLabel3(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 68 +     MPLSLabel3((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:69:16
[INFO] [stdout]    |
[INFO] [stdout] 69 |     MPLSLabel4(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 69 -     MPLSLabel4(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 69 +     MPLSLabel4((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:70:16
[INFO] [stdout]    |
[INFO] [stdout] 70 |     MPLSLabel5(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 70 -     MPLSLabel5(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 70 +     MPLSLabel5((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     MPLSLabel6(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 71 -     MPLSLabel6(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 71 +     MPLSLabel6((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:72:16
[INFO] [stdout]    |
[INFO] [stdout] 72 |     MPLSLabel7(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 72 -     MPLSLabel7(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 72 +     MPLSLabel7((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |     MPLSLabel8(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 73 -     MPLSLabel8(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 73 +     MPLSLabel8((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     MPLSLabel9(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 74 -     MPLSLabel9(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 74 +     MPLSLabel9((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |     MPLSLabel10(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 75 -     MPLSLabel10(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 75 +     MPLSLabel10((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sys_uptime`, `timestamp`, `sequence`, and `source_id` are never read
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct NetflowHeader {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     sys_uptime: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     timestamp: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     sequence: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 17 |     source_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NetflowHeader` 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] warning: field `tl_header` is never read
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct TemplateFlowset {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] 40 |     tl_header: TypeLenHeader,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TemplateFlowset` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tl_header` and `payload` are never read
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct OptionTemplate {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 54 |     tl_header: TypeLenHeader,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 55 |     options_template_header: OptionTemplateHeader,
[INFO] [stdout] 56 |     payload: Vec<TemplateField>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OptionTemplate` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     IPv4SrcPrefix(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 47 -     IPv4SrcPrefix(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 47 +     IPv4SrcPrefix((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |     IPv4DstPrefix(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 48 -     IPv4DstPrefix(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 48 +     IPv4DstPrefix((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |     MPLSTopLabelType(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 49 -     MPLSTopLabelType(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 49 +     MPLSTopLabelType((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     MPLSTopLabelIPAddr(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------------ ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 50 -     MPLSTopLabelIPAddr(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 50 +     MPLSTopLabelIPAddr((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     FlowSamplerID(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 51 -     FlowSamplerID(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 51 +     FlowSamplerID((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |     FlowSamplerMode(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 52 -     FlowSamplerMode(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 52 +     FlowSamplerMode((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |     FlowSamplerRandomInterval(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ------------------------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 53 -     FlowSamplerRandomInterval(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 53 +     FlowSamplerRandomInterval((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |     MPLSLabel1(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 66 -     MPLSLabel1(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 66 +     MPLSLabel1((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |     MPLSLabel2(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 67 -     MPLSLabel2(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 67 +     MPLSLabel2((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:68:16
[INFO] [stdout]    |
[INFO] [stdout] 68 |     MPLSLabel3(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 68 -     MPLSLabel3(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 68 +     MPLSLabel3((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:69:16
[INFO] [stdout]    |
[INFO] [stdout] 69 |     MPLSLabel4(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 69 -     MPLSLabel4(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 69 +     MPLSLabel4((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:70:16
[INFO] [stdout]    |
[INFO] [stdout] 70 |     MPLSLabel5(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 70 -     MPLSLabel5(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 70 +     MPLSLabel5((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     MPLSLabel6(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 71 -     MPLSLabel6(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 71 +     MPLSLabel6((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:72:16
[INFO] [stdout]    |
[INFO] [stdout] 72 |     MPLSLabel7(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 72 -     MPLSLabel7(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 72 +     MPLSLabel7((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |     MPLSLabel8(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 73 -     MPLSLabel8(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 73 +     MPLSLabel8((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     MPLSLabel9(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 74 -     MPLSLabel9(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 74 +     MPLSLabel9((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/templates.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |     MPLSLabel10(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 75 -     MPLSLabel10(&'static str, fn(&[u8]) -> FmtReturn),
[INFO] [stdout] 75 +     MPLSLabel10((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.63s
[INFO] running `Command { std: "docker" "inspect" "b059b67675e02f736779ae78110fa76bc41d133ab97935713bd8d849717a3562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b059b67675e02f736779ae78110fa76bc41d133ab97935713bd8d849717a3562", kill_on_drop: false }`
[INFO] [stdout] b059b67675e02f736779ae78110fa76bc41d133ab97935713bd8d849717a3562