[INFO] fetching crate ipvs 0.1.1...
[INFO] building ipvs-0.1.1 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate ipvs 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ipvs 0.1.1 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90d90d3fec8752e07955082b2c137f76ecece8ef5ca18c42f112cad99c3b5a96
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90d90d3fec8752e07955082b2c137f76ecece8ef5ca18c42f112cad99c3b5a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90d90d3fec8752e07955082b2c137f76ecece8ef5ca18c42f112cad99c3b5a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d90d3fec8752e07955082b2c137f76ecece8ef5ca18c42f112cad99c3b5a96", kill_on_drop: false }`
[INFO] [stdout] 90d90d3fec8752e07955082b2c137f76ecece8ef5ca18c42f112cad99c3b5a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e3af36e60010b8f481102ed90626862aedd44fb63ad02507953ab0b3818edde
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e3af36e60010b8f481102ed90626862aedd44fb63ad02507953ab0b3818edde", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling byteorder v1.4.3
[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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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]     = note: `#[warn(unused_variables)]` on by default
[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] 
[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: associated function is never used: `new`
[INFO] [stdout]   --> src/netlink.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/netlink.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `resolve_type`
[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 is never used: `ControlMessage`
[INFO] [stdout]    --> src/netlink.rs:177:6
[INFO] [stdout]     |
[INFO] [stdout] 177 | enum ControlMessage {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `M`
[INFO] [stdout]    --> src/netlink.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 183 | enum M {
[INFO] [stdout]     |      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `MM`
[INFO] [stdout]    --> src/netlink.rs:189:6
[INFO] [stdout]     |
[INFO] [stdout] 189 | enum MM {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AckMessage`
[INFO] [stdout]    --> src/netlink.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 | struct AckMessage;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unpack`
[INFO] [stdout]    --> src/netlink.rs:237:12
[INFO] [stdout]     |
[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: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "0e3af36e60010b8f481102ed90626862aedd44fb63ad02507953ab0b3818edde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3af36e60010b8f481102ed90626862aedd44fb63ad02507953ab0b3818edde", kill_on_drop: false }`
[INFO] [stdout] 0e3af36e60010b8f481102ed90626862aedd44fb63ad02507953ab0b3818edde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] faaf4b5690e3c29d5627cb085aec419fb71eb3603de349aa044d5f2e2634f977
[INFO] running `Command { std: "docker" "start" "-a" "faaf4b5690e3c29d5627cb085aec419fb71eb3603de349aa044d5f2e2634f977", kill_on_drop: false }`
[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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ipvs v0.1.1 (/opt/rustwide/workdir)
[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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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]     = note: `#[warn(unused_variables)]` on by default
[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] 
[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: associated function is never used: `new`
[INFO] [stdout]   --> src/netlink.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/netlink.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `resolve_type`
[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 is never used: `ControlMessage`
[INFO] [stdout]    --> src/netlink.rs:177:6
[INFO] [stdout]     |
[INFO] [stdout] 177 | enum ControlMessage {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `M`
[INFO] [stdout]    --> src/netlink.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 183 | enum M {
[INFO] [stdout]     |      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `MM`
[INFO] [stdout]    --> src/netlink.rs:189:6
[INFO] [stdout]     |
[INFO] [stdout] 189 | enum MM {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AckMessage`
[INFO] [stdout]    --> src/netlink.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 | struct AckMessage;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unpack`
[INFO] [stdout]    --> src/netlink.rs:237:12
[INFO] [stdout]     |
[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: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (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] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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]     = note: `#[warn(unused_variables)]` on by default
[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] 
[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: associated function is never used: `new`
[INFO] [stdout]   --> src/netlink.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/netlink.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `resolve_type`
[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 is never used: `ControlMessage`
[INFO] [stdout]    --> src/netlink.rs:177:6
[INFO] [stdout]     |
[INFO] [stdout] 177 | enum ControlMessage {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `M`
[INFO] [stdout]    --> src/netlink.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 183 | enum M {
[INFO] [stdout]     |      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `MM`
[INFO] [stdout]    --> src/netlink.rs:189:6
[INFO] [stdout]     |
[INFO] [stdout] 189 | enum MM {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AckMessage`
[INFO] [stdout]    --> src/netlink.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 | struct AckMessage;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unpack`
[INFO] [stdout]    --> src/netlink.rs:237:12
[INFO] [stdout]     |
[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: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "faaf4b5690e3c29d5627cb085aec419fb71eb3603de349aa044d5f2e2634f977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faaf4b5690e3c29d5627cb085aec419fb71eb3603de349aa044d5f2e2634f977", kill_on_drop: false }`
[INFO] [stdout] faaf4b5690e3c29d5627cb085aec419fb71eb3603de349aa044d5f2e2634f977
