[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] cfa05565571ac8678d33ca2f60c5ea89062345b3
[INFO] checking dd-ix/sflow_exporter against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdd-ix%2Fsflow_exporter" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[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-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dd-ix/sflow_exporter on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "2211b8531aaf7c9aec8d8ad4e5f05ee0489f7b63eb5b430601a77152d361a5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2211b8531aaf7c9aec8d8ad4e5f05ee0489f7b63eb5b430601a77152d361a5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2211b8531aaf7c9aec8d8ad4e5f05ee0489f7b63eb5b430601a77152d361a5f4", kill_on_drop: false }`
[INFO] [stdout] 2211b8531aaf7c9aec8d8ad4e5f05ee0489f7b63eb5b430601a77152d361a5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e0d08de28ba1ab8c0664dc508fd73e4b7b5fa1d62559fdf2e20975aaa76ca72
[INFO] running `Command { std: "docker" "start" "-a" "6e0d08de28ba1ab8c0664dc508fd73e4b7b5fa1d62559fdf2e20975aaa76ca72", kill_on_drop: false }`
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[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<u8>,
[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(UnknownData),
[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<u8>,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/meta.rs:98:28
[INFO] [stdout]    |
[INFO] [stdout] 98 |   pub(super) fn get_agents(&self) -> Values<IpAddr, Agent> {
[INFO] [stdout]    |                            ^^^^^     --------------------- the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 98 |   pub(super) fn get_agents(&self) -> Values<'_, IpAddr, Agent> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/meta.rs:102:29
[INFO] [stdout]     |
[INFO] [stdout] 102 |   pub(super) fn get_routers(&self) -> Values<[u8; 6], Router> {
[INFO] [stdout]     |                             ^^^^^     ----------------------- the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 102 |   pub(super) fn get_routers(&self) -> Values<'_, [u8; 6], Router> {
[INFO] [stdout]     |                                              +++
[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<u8>,
[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(UnknownData),
[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<u8>,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/meta.rs:98:28
[INFO] [stdout]    |
[INFO] [stdout] 98 |   pub(super) fn get_agents(&self) -> Values<IpAddr, Agent> {
[INFO] [stdout]    |                            ^^^^^     --------------------- the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 98 |   pub(super) fn get_agents(&self) -> Values<'_, IpAddr, Agent> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/meta.rs:102:29
[INFO] [stdout]     |
[INFO] [stdout] 102 |   pub(super) fn get_routers(&self) -> Values<[u8; 6], Router> {
[INFO] [stdout]     |                             ^^^^^     ----------------------- the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 102 |   pub(super) fn get_routers(&self) -> Values<'_, [u8; 6], Router> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.98s
[INFO] running `Command { std: "docker" "inspect" "6e0d08de28ba1ab8c0664dc508fd73e4b7b5fa1d62559fdf2e20975aaa76ca72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0d08de28ba1ab8c0664dc508fd73e4b7b5fa1d62559fdf2e20975aaa76ca72", kill_on_drop: false }`
[INFO] [stdout] 6e0d08de28ba1ab8c0664dc508fd73e4b7b5fa1d62559fdf2e20975aaa76ca72
