[INFO] cloning repository https://github.com/the10thWiz/autoconfnet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the10thWiz/autoconfnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fautoconfnet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fautoconfnet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 701a41118467d46602e31895bf1ce8eeaed8c685
[INFO] checking the10thWiz/autoconfnet against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fautoconfnet" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/the10thWiz/autoconfnet
[INFO] finished tweaking git repo https://github.com/the10thWiz/autoconfnet
[INFO] tweaked toml for git repo https://github.com/the10thWiz/autoconfnet written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/the10thWiz/autoconfnet on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/the10thWiz/autoconfnet 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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d54882ddfc5f4b620b2a10ec2da2b1c9905ce1a6f47394c00fb899a7e884c4b
[INFO] running `Command { std: "docker" "start" "-a" "4d54882ddfc5f4b620b2a10ec2da2b1c9905ce1a6f47394c00fb899a7e884c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d54882ddfc5f4b620b2a10ec2da2b1c9905ce1a6f47394c00fb899a7e884c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d54882ddfc5f4b620b2a10ec2da2b1c9905ce1a6f47394c00fb899a7e884c4b", kill_on_drop: false }`
[INFO] [stdout] 4d54882ddfc5f4b620b2a10ec2da2b1c9905ce1a6f47394c00fb899a7e884c4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b938aaae286b5b60eea0395e1b50730699aff66a7a9b5c1041fcab463ed49b
[INFO] running `Command { std: "docker" "start" "-a" "f0b938aaae286b5b60eea0395e1b50730699aff66a7a9b5c1041fcab463ed49b", kill_on_drop: false }`
[INFO] [stderr]     Checking autonetconf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]  --> src/switch.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn gen_config(config: &str) {
[INFO] [stdout]   |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Config` is never used
[INFO] [stdout]  --> src/config.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Config {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split` is never used
[INFO] [stdout]    --> src/interface.rs:187:4
[INFO] [stdout]     |
[INFO] [stdout] 187 | fn split(s: &str) -> Vec<String> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SubnetAddr` and `Broadcast` are never constructed
[INFO] [stdout]   --> src/ip.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum IPType {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 8  |     SubnetAddr,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 9  |     Public,
[INFO] [stdout] 10 |     Broadcast,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IPType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IPClass` is never used
[INFO] [stdout]   --> src/ip.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum IPClass {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IPError` is never used
[INFO] [stdout]   --> src/ip.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum IPError {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/ip.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub trait IP: fmt::Display + Copy + Eq {
[INFO] [stdout]    |           -- methods in this trait
[INFO] [stdout] 29 |     fn next(&self) -> Option<Self>;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 30 |     fn first(&self) -> Self;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 31 |     fn last(&self) -> Self;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 32 |     fn ip_type(&self) -> IPType;
[INFO] [stdout] 33 |     fn network(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 34 |     fn subnet_mask(&self) -> Self;
[INFO] [stdout] 35 |     fn subnet_addr(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 36 |     fn subnet_net(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 37 |     fn subnet_net_num(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 38 |     fn broadcast(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 39 |     fn class(&self) -> IPClass;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 40 |     fn is_valid(&self) -> Result<(), IPError>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 41 |     fn num_hosts(&self) -> u32;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build_net` is never used
[INFO] [stdout]    --> src/ip.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 53  | impl IPv4 {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 121 |     pub fn build_net(network: Self, num_net: u32) -> Vec<Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write_to_minicom` is never used
[INFO] [stdout]  --> src/output.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait WriteProc {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] 5 |     fn write_to_clip(self);
[INFO] [stdout] 6 |     fn write_to_minicom(self);
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_list`, `add_list_count`, and `set_list_item` are never used
[INFO] [stdout]    --> src/parse.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 23  | impl Conf {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub fn add_list(mut self, key: impl Into<String>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |     pub fn add_list_count(mut self, key: impl Into<String>, num: usize) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn set_list_item(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_config` is never used
[INFO] [stdout]  --> src/switch.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn gen_config(config: &str) {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]  --> src/switch.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn gen_config(config: &str) {
[INFO] [stdout]   |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Config` is never used
[INFO] [stdout]  --> src/config.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Config {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split` is never used
[INFO] [stdout]    --> src/interface.rs:187:4
[INFO] [stdout]     |
[INFO] [stdout] 187 | fn split(s: &str) -> Vec<String> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SubnetAddr` and `Broadcast` are never constructed
[INFO] [stdout]   --> src/ip.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum IPType {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 8  |     SubnetAddr,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 9  |     Public,
[INFO] [stdout] 10 |     Broadcast,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IPType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IPClass` is never used
[INFO] [stdout]   --> src/ip.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum IPClass {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IPError` is never used
[INFO] [stdout]   --> src/ip.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum IPError {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/ip.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub trait IP: fmt::Display + Copy + Eq {
[INFO] [stdout]    |           -- methods in this trait
[INFO] [stdout] 29 |     fn next(&self) -> Option<Self>;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 30 |     fn first(&self) -> Self;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 31 |     fn last(&self) -> Self;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 32 |     fn ip_type(&self) -> IPType;
[INFO] [stdout] 33 |     fn network(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 34 |     fn subnet_mask(&self) -> Self;
[INFO] [stdout] 35 |     fn subnet_addr(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 36 |     fn subnet_net(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 37 |     fn subnet_net_num(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 38 |     fn broadcast(&self) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 39 |     fn class(&self) -> IPClass;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 40 |     fn is_valid(&self) -> Result<(), IPError>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 41 |     fn num_hosts(&self) -> u32;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build_net` is never used
[INFO] [stdout]    --> src/ip.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 53  | impl IPv4 {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 121 |     pub fn build_net(network: Self, num_net: u32) -> Vec<Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write_to_minicom` is never used
[INFO] [stdout]  --> src/output.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait WriteProc {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] 5 |     fn write_to_clip(self);
[INFO] [stdout] 6 |     fn write_to_minicom(self);
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_list`, `add_list_count`, and `set_list_item` are never used
[INFO] [stdout]    --> src/parse.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 23  | impl Conf {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub fn add_list(mut self, key: impl Into<String>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |     pub fn add_list_count(mut self, key: impl Into<String>, num: usize) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn set_list_item(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_config` is never used
[INFO] [stdout]  --> src/switch.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn gen_config(config: &str) {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "f0b938aaae286b5b60eea0395e1b50730699aff66a7a9b5c1041fcab463ed49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b938aaae286b5b60eea0395e1b50730699aff66a7a9b5c1041fcab463ed49b", kill_on_drop: false }`
[INFO] [stdout] f0b938aaae286b5b60eea0395e1b50730699aff66a7a9b5c1041fcab463ed49b