[INFO] updating cached repository https://github.com/geirmundsimonsen/rust-osc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c6f9b536f458ba8c66f8e5fffbeb35461e18463
[INFO] testing geirmundsimonsen/rust-osc against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeirmundsimonsen%2Frust-osc" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geirmundsimonsen/rust-osc on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/geirmundsimonsen/rust-osc
[INFO] finished tweaking git repo https://github.com/geirmundsimonsen/rust-osc
[INFO] tweaked toml for git repo https://github.com/geirmundsimonsen/rust-osc written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/geirmundsimonsen/rust-osc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a9f2117e3f09732191d8a486f97d165bca3cd79d72a01e79199771cd9147a5e
[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" "0a9f2117e3f09732191d8a486f97d165bca3cd79d72a01e79199771cd9147a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a9f2117e3f09732191d8a486f97d165bca3cd79d72a01e79199771cd9147a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a9f2117e3f09732191d8a486f97d165bca3cd79d72a01e79199771cd9147a5e", kill_on_drop: false }`
[INFO] [stdout] 0a9f2117e3f09732191d8a486f97d165bca3cd79d72a01e79199771cd9147a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 412da3d66b13458116d39a2c08fb382e0a5e39986686669be889b508ece50cf0
[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" "412da3d66b13458116d39a2c08fb382e0a5e39986686669be889b508ece50cf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling osc2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `argNo`
[INFO] [stdout]    --> src/lib.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn change(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argNo`
[INFO] [stdout]    --> src/lib.rs:112:16
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn remove(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/lib.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn address(address: &str) {
[INFO] [stdout]     |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `argNo` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn change(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `argNo` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:112:16
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn remove(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `removeAll` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn removeAll() {
[INFO] [stdout]     |            ^^^^^^^^^ help: convert the identifier to snake case: `remove_all`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:14:2
[INFO] [stdout]    |
[INFO] [stdout] 14 |     socket.send_to(msg.get_bytes(), "127.0.0.1:57120");
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "412da3d66b13458116d39a2c08fb382e0a5e39986686669be889b508ece50cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412da3d66b13458116d39a2c08fb382e0a5e39986686669be889b508ece50cf0", kill_on_drop: false }`
[INFO] [stdout] 412da3d66b13458116d39a2c08fb382e0a5e39986686669be889b508ece50cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45b890d6e1aabd42429a6e358e9dd2405c3bef8a0c0aefa26f1c8422186259b2
[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" "45b890d6e1aabd42429a6e358e9dd2405c3bef8a0c0aefa26f1c8422186259b2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling osc2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `argNo`
[INFO] [stdout]    --> src/lib.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn change(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argNo`
[INFO] [stdout]    --> src/lib.rs:112:16
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn remove(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/lib.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn address(address: &str) {
[INFO] [stdout]     |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `argNo` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn change(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `argNo` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:112:16
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn remove(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `removeAll` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn removeAll() {
[INFO] [stdout]     |            ^^^^^^^^^ help: convert the identifier to snake case: `remove_all`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:14:2
[INFO] [stdout]    |
[INFO] [stdout] 14 |     socket.send_to(msg.get_bytes(), "127.0.0.1:57120");
[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 variable: `argNo`
[INFO] [stdout]    --> src/lib.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn change(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argNo`
[INFO] [stdout]    --> src/lib.rs:112:16
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn remove(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/lib.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn address(address: &str) {
[INFO] [stdout]     |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `argNo` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn change(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `argNo` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:112:16
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn remove(argNo: u32) {
[INFO] [stdout]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `removeAll` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn removeAll() {
[INFO] [stdout]     |            ^^^^^^^^^ help: convert the identifier to snake case: `remove_all`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "45b890d6e1aabd42429a6e358e9dd2405c3bef8a0c0aefa26f1c8422186259b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b890d6e1aabd42429a6e358e9dd2405c3bef8a0c0aefa26f1c8422186259b2", kill_on_drop: false }`
[INFO] [stdout] 45b890d6e1aabd42429a6e358e9dd2405c3bef8a0c0aefa26f1c8422186259b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e734828e0b840c9c755c165b2258a32ca7a1cbdcfd2816a644655c98199a544b
[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" "e734828e0b840c9c755c165b2258a32ca7a1cbdcfd2816a644655c98199a544b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `argNo`
[INFO] [stderr]    --> src/lib.rs:108:16
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn change(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `argNo`
[INFO] [stderr]    --> src/lib.rs:112:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn remove(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `argNo`
[INFO] [stderr]    --> src/lib.rs:108:16
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn change(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/lib.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub fn address(address: &str) {
[INFO] [stderr]     |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `argNo`
[INFO] [stderr]    --> src/lib.rs:112:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn remove(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_argNo`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argNo` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:108:16
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn change(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/lib.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub fn address(address: &str) {
[INFO] [stderr]     |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argNo` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:112:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn remove(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stderr] 
[INFO] [stderr] warning: method `removeAll` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn removeAll() {
[INFO] [stderr]     |            ^^^^^^^^^ help: convert the identifier to snake case: `remove_all`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argNo` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:108:16
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn change(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argNo` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:112:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn remove(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stderr] 
[INFO] [stderr] warning: method `removeAll` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn removeAll() {
[INFO] [stderr]     |            ^^^^^^^^^ help: convert the identifier to snake case: `remove_all`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     socket.send_to(msg.get_bytes(), "127.0.0.1:57120");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/osc2-e399b56dffe2b20d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/osc2-dde1e2492463816c
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests osc2
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e734828e0b840c9c755c165b2258a32ca7a1cbdcfd2816a644655c98199a544b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e734828e0b840c9c755c165b2258a32ca7a1cbdcfd2816a644655c98199a544b", kill_on_drop: false }`
[INFO] [stdout] e734828e0b840c9c755c165b2258a32ca7a1cbdcfd2816a644655c98199a544b