[INFO] cloning repository https://github.com/jgoerzen/xbnet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jgoerzen/xbnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgoerzen%2Fxbnet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgoerzen%2Fxbnet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00478432ebb8168a999785c97e288c43df8eb91b
[INFO] checking jgoerzen/xbnet against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgoerzen%2Fxbnet" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jgoerzen/xbnet
[INFO] finished tweaking git repo https://github.com/jgoerzen/xbnet
[INFO] tweaked toml for git repo https://github.com/jgoerzen/xbnet written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jgoerzen/xbnet on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jgoerzen/xbnet 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8aea5e54784fc4411e4b108e7f4330512bda92472ae059f024f8198002302fa2
[INFO] running `Command { std: "docker" "start" "-a" "8aea5e54784fc4411e4b108e7f4330512bda92472ae059f024f8198002302fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8aea5e54784fc4411e4b108e7f4330512bda92472ae059f024f8198002302fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aea5e54784fc4411e4b108e7f4330512bda92472ae059f024f8198002302fa2", kill_on_drop: false }`
[INFO] [stdout] 8aea5e54784fc4411e4b108e7f4330512bda92472ae059f024f8198002302fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf9745bac8f5e70a91ed2ffbfbf6c99cedf19c9895c96c4cb9a14022a8df4a3a
[INFO] running `Command { std: "docker" "start" "-a" "cf9745bac8f5e70a91ed2ffbfbf6c99cedf19c9895c96c4cb9a14022a8df4a3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.22
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling tun-tap v0.1.2
[INFO] [stderr]     Checking etherparse v0.9.0
[INFO] [stderr]     Checking chrono v0.4.16
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking format_escape_default v0.1.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.11
[INFO] [stderr]     Checking structopt v0.3.18
[INFO] [stderr]     Checking xbnet v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log::*`
[INFO] [stdout]   --> src/xbpacket.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use log::*;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::*`
[INFO] [stdout]   --> src/xbpacket.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use log::*;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/xbpacket.rs:201:23
[INFO] [stdout]     |
[INFO] [stdout] 201 |             .map_err(|e| String::from("More than 255 chunks to transmit"))?;
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xbnet` (bin "xbnet") due to 4 previous errors; 12 warnings emitted
[INFO] [stdout] warning: fields `myxbmac` and `name` are never read
[INFO] [stdout]   --> src/tap.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct XBTap {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 41 |     pub myxbmac: u64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 42 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `XBTap` has a derived impl for the trait `Clone`, 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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `showmac` is never used
[INFO] [stdout]    --> src/tap.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub fn showmac(mac: &[u8; 6]) -> String {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `myxbmac` and `name` are never read
[INFO] [stdout]   --> src/tun.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct XBTun {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 41 |     pub myxbmac: u64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 42 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `XBTun` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mkerror` is never used
[INFO] [stdout]   --> src/xb.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn mkerror(msg: &str) -> Error {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_response` is never used
[INFO] [stdout]   --> src/xb.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn assert_response(resp: String, expected: String) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `U16` is never constructed
[INFO] [stdout]   --> src/xbpacket.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum XBDestAddr {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 29 |     /// A 16-bit destination address.  When a 64-bit address is given, this is transmitted as 0xFFFE.
[INFO] [stdout] 30 |     U16(u16),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `XBDestAddr` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mac64to48` is never used
[INFO] [stdout]    --> src/xbpacket.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub fn mac64to48(mac64: u64) -> [u8; 6] {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mac48to64` is never used
[INFO] [stdout]    --> src/xbpacket.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn mac48to64(mac48: &[u8; 6], pattern64: u64) -> u64 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExtTxStatus` is never constructed
[INFO] [stdout]    --> src/xbpacket.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct ExtTxStatus {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `discardframes` is never used
[INFO] [stdout]    --> src/xbrx.rs:157:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl XBReframer {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn discardframes(&mut self, ser: &mut XBSerReader) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/xbpacket.rs:201:23
[INFO] [stdout]     |
[INFO] [stdout] 201 |             .map_err(|e| String::from("More than 255 chunks to transmit"))?;
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | /         /// The 64-bit destination for the ping, in hex
[INFO] [stdout] 78 | |         #[structopt(long)]
[INFO] [stdout] 79 | |         dest: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | /         /// The 64-bit destination for the pipe, in hex
[INFO] [stdout] 86 | |         #[structopt(long)]
[INFO] [stdout] 87 | |         dest: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | /         /// Name for the interface; defaults to "xbnet%d" which the OS usually turns to "xbnet0".
[INFO] [stdout] 101 | |         /// Note that this name is not guaranteed; the name allocated by the OS is displayed
[INFO] [stdout] 102 | |         /// at startup.
[INFO] [stdout] 103 | |         #[structopt(long, default_value = "xbnet%d")]
[INFO] [stdout] 104 | |         iface_name: String,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | /         /// Name for the interface; defaults to "xbnet%d" which the OS usually turns to "xbnet0".
[INFO] [stdout] 117 | |         /// Note that this name is not guaranteed; the name allocated by the OS is displayed
[INFO] [stdout] 118 | |         /// at startup.
[INFO] [stdout] 119 | |         #[structopt(long, default_value = "xbnet%d")]
[INFO] [stdout] 120 | |         iface_name: String,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `myxbmac` and `name` are never read
[INFO] [stdout]   --> src/tap.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct XBTap {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 41 |     pub myxbmac: u64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 42 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `XBTap` has a derived impl for the trait `Clone`, 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: function `showmac` is never used
[INFO] [stdout]    --> src/tap.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub fn showmac(mac: &[u8; 6]) -> String {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `myxbmac` and `name` are never read
[INFO] [stdout]   --> src/tun.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct XBTun {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 41 |     pub myxbmac: u64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 42 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `XBTun` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mkerror` is never used
[INFO] [stdout]   --> src/xb.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn mkerror(msg: &str) -> Error {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_response` is never used
[INFO] [stdout]   --> src/xb.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn assert_response(resp: String, expected: String) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `U16` is never constructed
[INFO] [stdout]   --> src/xbpacket.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum XBDestAddr {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 29 |     /// A 16-bit destination address.  When a 64-bit address is given, this is transmitted as 0xFFFE.
[INFO] [stdout] 30 |     U16(u16),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `XBDestAddr` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mac64to48` is never used
[INFO] [stdout]    --> src/xbpacket.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub fn mac64to48(mac64: u64) -> [u8; 6] {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mac48to64` is never used
[INFO] [stdout]    --> src/xbpacket.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn mac48to64(mac48: &[u8; 6], pattern64: u64) -> u64 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExtTxStatus` is never constructed
[INFO] [stdout]    --> src/xbpacket.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct ExtTxStatus {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `discardframes` is never used
[INFO] [stdout]    --> src/xbrx.rs:157:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl XBReframer {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn discardframes(&mut self, ser: &mut XBSerReader) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | /         /// The 64-bit destination for the ping, in hex
[INFO] [stdout] 78 | |         #[structopt(long)]
[INFO] [stdout] 79 | |         dest: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | /         /// The 64-bit destination for the pipe, in hex
[INFO] [stdout] 86 | |         #[structopt(long)]
[INFO] [stdout] 87 | |         dest: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | /         /// Name for the interface; defaults to "xbnet%d" which the OS usually turns to "xbnet0".
[INFO] [stdout] 101 | |         /// Note that this name is not guaranteed; the name allocated by the OS is displayed
[INFO] [stdout] 102 | |         /// at startup.
[INFO] [stdout] 103 | |         #[structopt(long, default_value = "xbnet%d")]
[INFO] [stdout] 104 | |         iface_name: String,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | /         /// Name for the interface; defaults to "xbnet%d" which the OS usually turns to "xbnet0".
[INFO] [stdout] 117 | |         /// Note that this name is not guaranteed; the name allocated by the OS is displayed
[INFO] [stdout] 118 | |         /// at startup.
[INFO] [stdout] 119 | |         #[structopt(long, default_value = "xbnet%d")]
[INFO] [stdout] 120 | |         iface_name: String,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xbnet` (bin "xbnet" test) due to 4 previous errors; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cf9745bac8f5e70a91ed2ffbfbf6c99cedf19c9895c96c4cb9a14022a8df4a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9745bac8f5e70a91ed2ffbfbf6c99cedf19c9895c96c4cb9a14022a8df4a3a", kill_on_drop: false }`
[INFO] [stdout] cf9745bac8f5e70a91ed2ffbfbf6c99cedf19c9895c96c4cb9a14022a8df4a3a
