[INFO] fetching crate quick_afxdp 0.4.0...
[INFO] checking quick_afxdp-0.4.0 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate quick_afxdp 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate quick_afxdp 0.4.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate quick_afxdp 0.4.0
[INFO] tweaked toml for crates.io crate quick_afxdp 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quick_afxdp 0.4.0 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate quick_afxdp 0.4.0 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:97:1
[INFO] [stderr]    |
[INFO] [stderr] 97 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:93:12
[INFO] [stderr]    |
[INFO] [stderr] 93 | homepage = "https://github.com/aterlo/afxdp-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 98 | repository = "https://github.com/aterlo/afxdp-rs"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `quick_afxdp` (manifest) generated 2 warnings
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heck v0.3.3
[INFO] [stderr]   Downloaded structopt v0.3.26
[INFO] [stderr]   Downloaded structopt-derive v0.4.18
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] [stderr]   Downloaded rtrb v0.1.4
[INFO] [stderr]   Downloaded pnet_base v0.35.0
[INFO] [stderr]   Downloaded dispatch2 v0.3.0
[INFO] [stderr]   Downloaded rlimit v0.5.4
[INFO] [stderr]   Downloaded pnet_transport v0.35.0
[INFO] [stderr]   Downloaded pnet_sys v0.35.0
[INFO] [stderr]   Downloaded ctrlc v3.5.1
[INFO] [stderr]   Downloaded core_affinity v0.5.10
[INFO] [stderr]   Downloaded cli-table-derive v0.4.6
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded pnet_macros_support v0.35.0
[INFO] [stderr]   Downloaded ipnetwork v0.20.0
[INFO] [stderr]   Downloaded pnet v0.35.0
[INFO] [stderr]   Downloaded cli-table v0.4.9
[INFO] [stderr]   Downloaded pnet_datalink v0.35.0
[INFO] [stderr]   Downloaded pnet_packet v0.35.0
[INFO] [stderr]   Downloaded pnet_macros v0.35.0
[INFO] [stderr]   Downloaded arraydeque v0.4.5
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded objc2 v0.6.3
[INFO] [stderr]   Downloaded libbpf-sys v0.3.0-2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963
[INFO] running `Command { std: "docker" "start" "b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:97:1
[INFO] [stderr]    |
[INFO] [stderr] 97 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:93:12
[INFO] [stderr]    |
[INFO] [stderr] 93 | homepage = "https://github.com/aterlo/afxdp-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 98 | repository = "https://github.com/aterlo/afxdp-rs"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `quick_afxdp` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cc v1.2.48
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking pnet_base v0.35.0
[INFO] [stderr]     Checking pnet_macros_support v0.35.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling pnet v0.35.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking rtrb v0.1.4
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]    Compiling libbpf-sys v0.3.0-2
[INFO] [stderr]     Checking pnet_sys v0.35.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking rlimit v0.5.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ctrlc v3.5.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling cli-table-derive v0.4.6
[INFO] [stderr]     Checking cli-table v0.4.9
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking pnet_datalink v0.35.0
[INFO] [stderr]    Compiling pnet_macros v0.35.0
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking pnet_packet v0.35.0
[INFO] [stderr]     Checking pnet_transport v0.35.0
[INFO] [stderr]     Checking quick_afxdp v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated module `std::u16`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/buf_vec.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::TryFrom, u16};
[INFO] [stdout]   |                             ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/mmap_area.rs:2:32
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{marker::PhantomData, u64};
[INFO] [stdout]   |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/umem.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{cmp::min, u64};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u16`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/buf_vec.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::TryFrom, u16};
[INFO] [stdout]   |                             ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/mmap_area.rs:2:32
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{marker::PhantomData, u64};
[INFO] [stdout]   |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/umem.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{cmp::min, u64};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `if_name_c` is never read
[INFO] [stdout]   --> src/socket.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Socket<'a, T: std::default::Default + std::marker::Copy> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     if_name_c: CString,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Socket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `socket` is never read
[INFO] [stdout]   --> src/socket.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct SocketTx<'a, T: std::default::Default + std::marker::Copy> {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 50 |     socket: Arc<Socket<'a, T>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SocketTx` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `umem` is never read
[INFO] [stdout]   --> src/umem.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct UmemFillQueue<'a, T: std::default::Default + std::marker::Copy> {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 41 |     umem: Arc<Umem<'a, T>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UmemFillQueue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `if_name_c` is never read
[INFO] [stdout]   --> src/socket.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Socket<'a, T: std::default::Default + std::marker::Copy> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     if_name_c: CString,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Socket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> examples/rxdrop.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> examples/l2fwd-2link-multicore.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `socket` is never read
[INFO] [stdout]   --> src/socket.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct SocketTx<'a, T: std::default::Default + std::marker::Copy> {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 50 |     socket: Arc<Socket<'a, T>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SocketTx` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `umem` is never read
[INFO] [stdout]   --> src/umem.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct UmemFillQueue<'a, T: std::default::Default + std::marker::Copy> {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 41 |     umem: Arc<Umem<'a, T>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UmemFillQueue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tests/common.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     link_name: &str,
[INFO] [stdout]    |                ^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 80 | ) -> WorkerConfig<T>
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 80 | ) -> WorkerConfig<'_, T>
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `stats` is assigned to, but never used
[INFO] [stdout]    --> examples/dump.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |     let mut stats: Stats = Default::default();
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_stats` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stats` is never read
[INFO] [stdout]    --> examples/dump.rs:178:21
[INFO] [stdout]     |
[INFO] [stdout] 178 |                     stats.rx_packets += n;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stats` is never read
[INFO] [stdout]    --> examples/dump.rs:210:21
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     stats.fq_bufs += n;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cq_bufs` and `tx_packets` are never read
[INFO] [stdout]   --> examples/dump.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Stats {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 49 |     cq_bufs: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     tx_packets: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tests/common.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     link_name: &str,
[INFO] [stdout]    |                ^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 80 | ) -> WorkerConfig<T>
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 80 | ) -> WorkerConfig<'_, T>
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cq_bufs_received` and `tx_packets` are never read
[INFO] [stdout]   --> examples/rxdrop.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct Stats {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 42 |     cq_bufs_received: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     tx_packets: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.41s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.30.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963", kill_on_drop: false }`
[INFO] [stdout] b6de14e81f927da134e37cc05efc4c27257d1ae56d92a394c3564cd27f4d4963
