[INFO] fetching crate ipvs 0.1.1...
[INFO] testing ipvs-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate ipvs 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ipvs 0.1.1
[INFO] finished tweaking crates.io crate ipvs 0.1.1
[INFO] tweaked toml for crates.io crate ipvs 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ipvs 0.1.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v0.9.1 (available: v2.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c4492c4064e2b3cc5c54419b18d841bde99e9a611909376e43dd7e973b520ce
[INFO] running `Command { std: "docker" "start" "-a" "5c4492c4064e2b3cc5c54419b18d841bde99e9a611909376e43dd7e973b520ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c4492c4064e2b3cc5c54419b18d841bde99e9a611909376e43dd7e973b520ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4492c4064e2b3cc5c54419b18d841bde99e9a611909376e43dd7e973b520ce", kill_on_drop: false }`
[INFO] [stdout] 5c4492c4064e2b3cc5c54419b18d841bde99e9a611909376e43dd7e973b520ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 1bb5f8282073aa296b8e0e8d19e78af04f625c59f8209f9f6c294c8f92506b86
[INFO] running `Command { std: "docker" "start" "-a" "1bb5f8282073aa296b8e0e8d19e78af04f625c59f8209f9f6c294c8f92506b86", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling ipvs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AsRawFd`
[INFO] [stdout]  --> src/netlink.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::os::unix::io::{AsRawFd, RawFd};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/netlink.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let rc = unsafe { libc::recv(self.fd, buf.as_mut_ptr() as *mut libc::c_void, buf.len(), 0) };
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `family`
[INFO] [stdout]    --> src/netlink.rs:162:38
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn resolve_family(&mut self, family: &str) -> Result<i32, Error> {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_family`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/netlink.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Context` is never constructed
[INFO] [stdout]   --> src/netlink.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Context {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Context` 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: associated items `new` and `add` are never used
[INFO] [stdout]   --> src/netlink.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Context {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 35 |     /// Constructs a new netlink context.
[INFO] [stdout] 36 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `seq` are never read
[INFO] [stdout]   --> src/netlink.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Socket {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 73 |     fd: RawFd,
[INFO] [stdout] 74 |     id: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 75 |     seq: i32,
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resolve_type` is never used
[INFO] [stdout]    --> src/netlink.rs:173:4
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ControlMessage` is never used
[INFO] [stdout]    --> src/netlink.rs:177:6
[INFO] [stdout]     |
[INFO] [stdout] 177 | enum ControlMessage {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `M` is never used
[INFO] [stdout]    --> src/netlink.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 183 | enum M {
[INFO] [stdout]     |      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MM` is never used
[INFO] [stdout]    --> src/netlink.rs:189:6
[INFO] [stdout]     |
[INFO] [stdout] 189 | enum MM {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AckMessage` is never constructed
[INFO] [stdout]    --> src/netlink.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 | struct AckMessage;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ty`, `flags`, `seq`, and `pid` are never read
[INFO] [stdout]    --> src/netlink.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct Header {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 201 |     ty: u16,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 202 |     /// Additional flags.
[INFO] [stdout] 203 |     flags: u16,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 204 |     /// The sequence number of the message.
[INFO] [stdout] 205 |     seq: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 206 |     /// Process ID.
[INFO] [stdout] 207 |     pid: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Header` 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: struct `ErrorMessage` is never constructed
[INFO] [stdout]    --> src/netlink.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 | struct ErrorMessage {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ErrorMessage` 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: associated function `unpack` is never used
[INFO] [stdout]    --> src/netlink.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl ErrorMessage {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 237 |     pub fn unpack<R: Read>(rd: &mut R) -> Result<Self, Error> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         vec.write_u32::<NativeEndian>(16 + 4);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let _ = vec.write_u32::<NativeEndian>(16 + 4);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         vec.write_u16::<NativeEndian>(26);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let _ = vec.write_u16::<NativeEndian>(26);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let _ = vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         vec.write_u32::<NativeEndian>(1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = vec.write_u32::<NativeEndian>(1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         vec.write_i32::<NativeEndian>(pid);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let _ = vec.write_i32::<NativeEndian>(pid);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "1bb5f8282073aa296b8e0e8d19e78af04f625c59f8209f9f6c294c8f92506b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb5f8282073aa296b8e0e8d19e78af04f625c59f8209f9f6c294c8f92506b86", kill_on_drop: false }`
[INFO] [stdout] 1bb5f8282073aa296b8e0e8d19e78af04f625c59f8209f9f6c294c8f92506b86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d7fabd4c388f8526f495e663f3361225c6980df82f75f2cffd3a5c47134f2b4d
[INFO] running `Command { std: "docker" "start" "-a" "d7fabd4c388f8526f495e663f3361225c6980df82f75f2cffd3a5c47134f2b4d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unused import: `AsRawFd`
[INFO] [stdout]  --> src/netlink.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::os::unix::io::{AsRawFd, RawFd};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/netlink.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let rc = unsafe { libc::recv(self.fd, buf.as_mut_ptr() as *mut libc::c_void, buf.len(), 0) };
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `family`
[INFO] [stdout]    --> src/netlink.rs:162:38
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn resolve_family(&mut self, family: &str) -> Result<i32, Error> {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_family`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/netlink.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Context` is never constructed
[INFO] [stdout]   --> src/netlink.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Context {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Context` 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] [stderr]    Compiling ipvs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `new` and `add` are never used
[INFO] [stdout]   --> src/netlink.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Context {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 35 |     /// Constructs a new netlink context.
[INFO] [stdout] 36 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `seq` are never read
[INFO] [stdout]   --> src/netlink.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Socket {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 73 |     fd: RawFd,
[INFO] [stdout] 74 |     id: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 75 |     seq: i32,
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resolve_type` is never used
[INFO] [stdout]    --> src/netlink.rs:173:4
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ControlMessage` is never used
[INFO] [stdout]    --> src/netlink.rs:177:6
[INFO] [stdout]     |
[INFO] [stdout] 177 | enum ControlMessage {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `M` is never used
[INFO] [stdout]    --> src/netlink.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 183 | enum M {
[INFO] [stdout]     |      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MM` is never used
[INFO] [stdout]    --> src/netlink.rs:189:6
[INFO] [stdout]     |
[INFO] [stdout] 189 | enum MM {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AckMessage` is never constructed
[INFO] [stdout]    --> src/netlink.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 | struct AckMessage;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ty`, `flags`, `seq`, and `pid` are never read
[INFO] [stdout]    --> src/netlink.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct Header {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 201 |     ty: u16,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 202 |     /// Additional flags.
[INFO] [stdout] 203 |     flags: u16,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 204 |     /// The sequence number of the message.
[INFO] [stdout] 205 |     seq: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 206 |     /// Process ID.
[INFO] [stdout] 207 |     pid: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Header` 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: struct `ErrorMessage` is never constructed
[INFO] [stdout]    --> src/netlink.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 | struct ErrorMessage {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ErrorMessage` 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: associated function `unpack` is never used
[INFO] [stdout]    --> src/netlink.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl ErrorMessage {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 237 |     pub fn unpack<R: Read>(rd: &mut R) -> Result<Self, Error> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         vec.write_u32::<NativeEndian>(16 + 4);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let _ = vec.write_u32::<NativeEndian>(16 + 4);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         vec.write_u16::<NativeEndian>(26);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let _ = vec.write_u16::<NativeEndian>(26);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let _ = vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         vec.write_u32::<NativeEndian>(1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = vec.write_u32::<NativeEndian>(1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         vec.write_i32::<NativeEndian>(pid);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let _ = vec.write_i32::<NativeEndian>(pid);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsRawFd`
[INFO] [stdout]  --> src/netlink.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::os::unix::io::{AsRawFd, RawFd};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/netlink.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / bitflags! {
[INFO] [stdout] 11 | |     struct MessageFlags: u16 {
[INFO] [stdout] 12 | |         const REQUEST     = 0x001;
[INFO] [stdout] 13 | |         const MULTI       = 0x002;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/netlink.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let rc = unsafe { libc::recv(self.fd, buf.as_mut_ptr() as *mut libc::c_void, buf.len(), 0) };
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `family`
[INFO] [stdout]    --> src/netlink.rs:162:38
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn resolve_family(&mut self, family: &str) -> Result<i32, Error> {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_family`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/netlink.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Context` is never constructed
[INFO] [stdout]   --> src/netlink.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Context {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Context` 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: associated items `new` and `add` are never used
[INFO] [stdout]   --> src/netlink.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Context {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 35 |     /// Constructs a new netlink context.
[INFO] [stdout] 36 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `seq` are never read
[INFO] [stdout]   --> src/netlink.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Socket {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 73 |     fd: RawFd,
[INFO] [stdout] 74 |     id: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 75 |     seq: i32,
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resolve_type` is never used
[INFO] [stdout]    --> src/netlink.rs:173:4
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ControlMessage` is never used
[INFO] [stdout]    --> src/netlink.rs:177:6
[INFO] [stdout]     |
[INFO] [stdout] 177 | enum ControlMessage {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `M` is never used
[INFO] [stdout]    --> src/netlink.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 183 | enum M {
[INFO] [stdout]     |      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MM` is never used
[INFO] [stdout]    --> src/netlink.rs:189:6
[INFO] [stdout]     |
[INFO] [stdout] 189 | enum MM {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AckMessage` is never constructed
[INFO] [stdout]    --> src/netlink.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 | struct AckMessage;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ty`, `flags`, `seq`, and `pid` are never read
[INFO] [stdout]    --> src/netlink.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct Header {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 201 |     ty: u16,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 202 |     /// Additional flags.
[INFO] [stdout] 203 |     flags: u16,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 204 |     /// The sequence number of the message.
[INFO] [stdout] 205 |     seq: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 206 |     /// Process ID.
[INFO] [stdout] 207 |     pid: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Header` 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: struct `ErrorMessage` is never constructed
[INFO] [stdout]    --> src/netlink.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 | struct ErrorMessage {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ErrorMessage` 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: associated function `unpack` is never used
[INFO] [stdout]    --> src/netlink.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl ErrorMessage {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 237 |     pub fn unpack<R: Read>(rd: &mut R) -> Result<Self, Error> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         vec.write_u32::<NativeEndian>(16 + 4);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let _ = vec.write_u32::<NativeEndian>(16 + 4);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         vec.write_u16::<NativeEndian>(26);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let _ = vec.write_u16::<NativeEndian>(26);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let _ = vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         vec.write_u32::<NativeEndian>(1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = vec.write_u32::<NativeEndian>(1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/netlink.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         vec.write_i32::<NativeEndian>(pid);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let _ = vec.write_i32::<NativeEndian>(pid);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "d7fabd4c388f8526f495e663f3361225c6980df82f75f2cffd3a5c47134f2b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fabd4c388f8526f495e663f3361225c6980df82f75f2cffd3a5c47134f2b4d", kill_on_drop: false }`
[INFO] [stdout] d7fabd4c388f8526f495e663f3361225c6980df82f75f2cffd3a5c47134f2b4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7ed22dd8e1eed5d793ecc72bc1edbac6ebbb94e6b7b2caf904b1d356004752c9
[INFO] running `Command { std: "docker" "start" "-a" "7ed22dd8e1eed5d793ecc72bc1edbac6ebbb94e6b7b2caf904b1d356004752c9", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused import: `AsRawFd`
[INFO] [stderr]  --> src/netlink.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::os::unix::io::{AsRawFd, RawFd};
[INFO] [stderr]   |                         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/netlink.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / bitflags! {
[INFO] [stderr] 11 | |     struct MessageFlags: u16 {
[INFO] [stderr] 12 | |         const REQUEST     = 0x001;
[INFO] [stderr] 13 | |         const MULTI       = 0x002;
[INFO] [stderr] ...  |
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/netlink.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / bitflags! {
[INFO] [stderr] 11 | |     struct MessageFlags: u16 {
[INFO] [stderr] 12 | |         const REQUEST     = 0x001;
[INFO] [stderr] 13 | |         const MULTI       = 0x002;
[INFO] [stderr] ...  |
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rc`
[INFO] [stderr]    --> src/netlink.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let rc = unsafe { libc::recv(self.fd, buf.as_mut_ptr() as *mut libc::c_void, buf.len(), 0) };
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `family`
[INFO] [stderr]    --> src/netlink.rs:162:38
[INFO] [stderr]     |
[INFO] [stderr] 162 |     pub fn resolve_family(&mut self, family: &str) -> Result<i32, Error> {
[INFO] [stderr]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_family`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ty`
[INFO] [stderr]    --> src/netlink.rs:173:17
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
[INFO] [stderr]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Context` is never constructed
[INFO] [stderr]   --> src/netlink.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct Context {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Context` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `add` are never used
[INFO] [stderr]   --> src/netlink.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl Context {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 35 |     /// Constructs a new netlink context.
[INFO] [stderr] 36 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id` and `seq` are never read
[INFO] [stderr]   --> src/netlink.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub struct Socket {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] 73 |     fd: RawFd,
[INFO] [stderr] 74 |     id: i32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 75 |     seq: i32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Socket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `resolve_type` is never used
[INFO] [stderr]    --> src/netlink.rs:173:4
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ControlMessage` is never used
[INFO] [stderr]    --> src/netlink.rs:177:6
[INFO] [stderr]     |
[INFO] [stderr] 177 | enum ControlMessage {
[INFO] [stderr]     |      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `M` is never used
[INFO] [stderr]    --> src/netlink.rs:183:6
[INFO] [stderr]     |
[INFO] [stderr] 183 | enum M {
[INFO] [stderr]     |      ^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `MM` is never used
[INFO] [stderr]    --> src/netlink.rs:189:6
[INFO] [stderr]     |
[INFO] [stderr] 189 | enum MM {
[INFO] [stderr]     |      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AckMessage` is never constructed
[INFO] [stderr]    --> src/netlink.rs:194:8
[INFO] [stderr]     |
[INFO] [stderr] 194 | struct AckMessage;
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `ty`, `flags`, `seq`, and `pid` are never read
[INFO] [stderr]    --> src/netlink.rs:201:5
[INFO] [stderr]     |
[INFO] [stderr] 197 | pub struct Header {
[INFO] [stderr]     |            ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 201 |     ty: u16,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 202 |     /// Additional flags.
[INFO] [stderr] 203 |     flags: u16,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 204 |     /// The sequence number of the message.
[INFO] [stderr] 205 |     seq: u32,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 206 |     /// Process ID.
[INFO] [stderr] 207 |     pid: u32,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Header` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ErrorMessage` is never constructed
[INFO] [stderr]    --> src/netlink.rs:231:8
[INFO] [stderr]     |
[INFO] [stderr] 231 | struct ErrorMessage {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ErrorMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `unpack` is never used
[INFO] [stderr]    --> src/netlink.rs:237:12
[INFO] [stderr]     |
[INFO] [stderr] 236 | impl ErrorMessage {
[INFO] [stderr]     | ----------------- associated function in this implementation
[INFO] [stderr] 237 |     pub fn unpack<R: Read>(rd: &mut R) -> Result<Self, Error> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/netlink.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         vec.write_u32::<NativeEndian>(16 + 4);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let _ = vec.write_u32::<NativeEndian>(16 + 4);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/netlink.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         vec.write_u16::<NativeEndian>(26);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let _ = vec.write_u16::<NativeEndian>(26);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/netlink.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let _ = vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/netlink.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |         vec.write_u32::<NativeEndian>(1);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let _ = vec.write_u32::<NativeEndian>(1);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/netlink.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 |         vec.write_i32::<NativeEndian>(pid);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let _ = vec.write_i32::<NativeEndian>(pid);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ipvs` (lib) generated 23 warnings (1 duplicate) (run `cargo fix --lib -p ipvs` to apply 1 suggestion)
[INFO] [stderr] warning: `ipvs` (lib test) generated 23 warnings (23 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/ipvs-2b35b2e5606df531)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/ipvs-9ce7e88f23f28a72)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ed22dd8e1eed5d793ecc72bc1edbac6ebbb94e6b7b2caf904b1d356004752c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed22dd8e1eed5d793ecc72bc1edbac6ebbb94e6b7b2caf904b1d356004752c9", kill_on_drop: false }`
[INFO] [stdout] 7ed22dd8e1eed5d793ecc72bc1edbac6ebbb94e6b7b2caf904b1d356004752c9