Dec 18 08:04:15.808 INFO checking CryptArchy/RuStatsD against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:04:15.808 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/CryptArchy/RuStatsD:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:04:15.942 INFO [stdout] a6e5a11813111e8dfc64b306f38c7a30854af47cf8213e1e6c756b5dd6e37793
Dec 18 08:04:15.944 INFO running `"docker" "start" "-a" "a6e5a11813111e8dfc64b306f38c7a30854af47cf8213e1e6c756b5dd6e37793"`
Dec 18 08:04:16.499 INFO [stderr]     Checking version v2.0.1
Dec 18 08:04:16.505 INFO [stderr]     Checking toml v0.1.30
Dec 18 08:04:16.521 INFO [stderr]     Checking net2 v0.2.26
Dec 18 08:04:16.551 INFO [stderr]     Checking humantime v0.1.3
Dec 18 08:04:16.551 INFO [stderr]    Compiling nix v0.6.0
Dec 18 08:04:16.551 INFO [stderr]     Checking ordered-float v0.1.0
Dec 18 08:04:16.551 INFO [stderr]     Checking time v0.1.35
Dec 18 08:04:17.132 INFO [stderr]     Checking serde-value v0.2.1
Dec 18 08:04:17.716 INFO [stderr]     Checking chrono v0.2.25
Dec 18 08:04:19.632 INFO [stderr]     Checking log4rs v0.4.8
Dec 18 08:04:22.614 INFO [stderr]     Checking mio v0.6.0
Dec 18 08:04:23.912 INFO [stderr]     Checking rustatsd v0.1.0 (/opt/crater/workdir)
Dec 18 08:04:24.332 INFO [stderr] warning: unused import: `sync_token::*`
Dec 18 08:04:24.332 INFO [stderr]  --> src/lib.rs:2:5
Dec 18 08:04:24.333 INFO [stderr]   |
Dec 18 08:04:24.333 INFO [stderr] 2 | use sync_token::*;
Dec 18 08:04:24.333 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 18 08:04:24.334 INFO [stderr]   |
Dec 18 08:04:24.334 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:04:24.334 INFO [stderr] 
Dec 18 08:04:24.335 INFO [stderr] warning: unused import: `std::thread`
Dec 18 08:04:24.335 INFO [stderr]  --> src/lib.rs:3:5
Dec 18 08:04:24.335 INFO [stderr]   |
Dec 18 08:04:24.336 INFO [stderr] 3 | use std::thread;
Dec 18 08:04:24.336 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 08:04:24.336 INFO [stderr] 
Dec 18 08:04:24.336 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 18 08:04:24.337 INFO [stderr]  --> src/lib.rs:4:5
Dec 18 08:04:24.337 INFO [stderr]   |
Dec 18 08:04:24.337 INFO [stderr] 4 | use std::time::Duration;
Dec 18 08:04:24.338 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:24.338 INFO [stderr] 
Dec 18 08:04:24.359 INFO [stderr] warning: struct is never constructed: `TokenSource`
Dec 18 08:04:24.360 INFO [stderr]  --> src/sync_token.rs:4:1
Dec 18 08:04:24.360 INFO [stderr]   |
Dec 18 08:04:24.360 INFO [stderr] 4 | pub struct TokenSource {
Dec 18 08:04:24.361 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:24.361 INFO [stderr]   |
Dec 18 08:04:24.363 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 08:04:24.363 INFO [stderr] 
Dec 18 08:04:24.363 INFO [stderr] warning: struct is never constructed: `Token`
Dec 18 08:04:24.363 INFO [stderr]  --> src/sync_token.rs:8:1
Dec 18 08:04:24.363 INFO [stderr]   |
Dec 18 08:04:24.363 INFO [stderr] 8 | pub struct Token {
Dec 18 08:04:24.363 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 18 08:04:24.363 INFO [stderr] 
Dec 18 08:04:24.363 INFO [stderr] warning: method is never used: `new`
Dec 18 08:04:24.363 INFO [stderr]   --> src/sync_token.rs:13:5
Dec 18 08:04:24.363 INFO [stderr]    |
Dec 18 08:04:24.364 INFO [stderr] 13 |     pub fn new() -> TokenSource {
Dec 18 08:04:24.364 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:24.364 INFO [stderr] 
Dec 18 08:04:24.365 INFO [stderr] warning: method is never used: `get_token`
Dec 18 08:04:24.365 INFO [stderr]   --> src/sync_token.rs:19:5
Dec 18 08:04:24.365 INFO [stderr]    |
Dec 18 08:04:24.365 INFO [stderr] 19 |     pub fn get_token(&self) -> Arc<Token> {
Dec 18 08:04:24.366 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:24.366 INFO [stderr] 
Dec 18 08:04:24.366 INFO [stderr] warning: method is never used: `trigger`
Dec 18 08:04:24.367 INFO [stderr]   --> src/sync_token.rs:23:5
Dec 18 08:04:24.367 INFO [stderr]    |
Dec 18 08:04:24.367 INFO [stderr] 23 |     pub fn trigger(&self) {
Dec 18 08:04:24.367 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:24.367 INFO [stderr] 
Dec 18 08:04:24.368 INFO [stderr] warning: method is never used: `is_triggered`
Dec 18 08:04:24.368 INFO [stderr]   --> src/sync_token.rs:29:5
Dec 18 08:04:24.368 INFO [stderr]    |
Dec 18 08:04:24.368 INFO [stderr] 29 |     pub fn is_triggered(&self) -> bool {
Dec 18 08:04:24.368 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:24.369 INFO [stderr] 
Dec 18 08:04:25.288 INFO [stderr] warning: unused import: `std::io::Read`
Dec 18 08:04:25.288 INFO [stderr]   --> src/main.rs:13:5
Dec 18 08:04:25.288 INFO [stderr]    |
Dec 18 08:04:25.288 INFO [stderr] 13 | use std::io::Read;
Dec 18 08:04:25.288 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 18 08:04:25.288 INFO [stderr]    |
Dec 18 08:04:25.288 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 08:04:25.288 INFO [stderr] 
Dec 18 08:04:25.288 INFO [stderr] warning: unused imports: `AppSettings`, `App`, `Arg`
Dec 18 08:04:25.288 INFO [stderr]   --> src/main.rs:15:12
Dec 18 08:04:25.292 INFO [stderr]    |
Dec 18 08:04:25.292 INFO [stderr] 15 | use clap::{Arg, App, AppSettings};
Dec 18 08:04:25.292 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^^
Dec 18 08:04:25.292 INFO [stderr] 
Dec 18 08:04:25.292 INFO [stderr] warning: unused import: `std::io`
Dec 18 08:04:25.292 INFO [stderr]  --> src/metrics.rs:1:5
Dec 18 08:04:25.292 INFO [stderr]   |
Dec 18 08:04:25.292 INFO [stderr] 1 | use std::io;
Dec 18 08:04:25.292 INFO [stderr]   |     ^^^^^^^
Dec 18 08:04:25.292 INFO [stderr] 
Dec 18 08:04:25.292 INFO [stderr] warning: unused import: `std::result`
Dec 18 08:04:25.292 INFO [stderr]  --> src/metrics.rs:2:5
Dec 18 08:04:25.292 INFO [stderr]   |
Dec 18 08:04:25.292 INFO [stderr] 2 | use std::result;
Dec 18 08:04:25.292 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 08:04:25.292 INFO [stderr] 
Dec 18 08:04:25.292 INFO [stderr] warning: unused import: `from_utf8`
Dec 18 08:04:25.292 INFO [stderr]  --> src/metrics.rs:3:16
Dec 18 08:04:25.292 INFO [stderr]   |
Dec 18 08:04:25.292 INFO [stderr] 3 | use std::str::{from_utf8, FromStr};
Dec 18 08:04:25.292 INFO [stderr]   |                ^^^^^^^^^
Dec 18 08:04:25.292 INFO [stderr] 
Dec 18 08:04:25.292 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 18 08:04:25.292 INFO [stderr]  --> src/metrics.rs:4:5
Dec 18 08:04:25.292 INFO [stderr]   |
Dec 18 08:04:25.292 INFO [stderr] 4 | use std::time::Duration;
Dec 18 08:04:25.292 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.292 INFO [stderr] 
Dec 18 08:04:25.292 INFO [stderr] warning: unused import: `mio`
Dec 18 08:04:25.292 INFO [stderr]  --> src/backends/console.rs:1:5
Dec 18 08:04:25.292 INFO [stderr]   |
Dec 18 08:04:25.292 INFO [stderr] 1 | use mio;
Dec 18 08:04:25.292 INFO [stderr]   |     ^^^
Dec 18 08:04:25.292 INFO [stderr] 
Dec 18 08:04:25.292 INFO [stderr] warning: unused import: `std::io`
Dec 18 08:04:25.292 INFO [stderr]  --> src/backends/console.rs:3:5
Dec 18 08:04:25.292 INFO [stderr]   |
Dec 18 08:04:25.292 INFO [stderr] 3 | use std::io;
Dec 18 08:04:25.292 INFO [stderr]   |     ^^^^^^^
Dec 18 08:04:25.292 INFO [stderr] 
Dec 18 08:04:25.292 INFO [stderr] warning: unused import: `std::result`
Dec 18 08:04:25.292 INFO [stderr]  --> src/backends/console.rs:4:5
Dec 18 08:04:25.292 INFO [stderr]   |
Dec 18 08:04:25.292 INFO [stderr] 4 | use std::result;
Dec 18 08:04:25.292 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 08:04:25.292 INFO [stderr] 
Dec 18 08:04:25.292 INFO [stderr] warning: unused import: `std::str`
Dec 18 08:04:25.293 INFO [stderr]  --> src/backends/console.rs:5:5
Dec 18 08:04:25.293 INFO [stderr]   |
Dec 18 08:04:25.293 INFO [stderr] 5 | use std::str;
Dec 18 08:04:25.293 INFO [stderr]   |     ^^^^^^^^
Dec 18 08:04:25.293 INFO [stderr] 
Dec 18 08:04:25.293 INFO [stderr] warning: unused import: `backends::*`
Dec 18 08:04:25.293 INFO [stderr]   --> src/main.rs:21:5
Dec 18 08:04:25.293 INFO [stderr]    |
Dec 18 08:04:25.293 INFO [stderr] 21 | use backends::*;
Dec 18 08:04:25.293 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 08:04:25.293 INFO [stderr] 
Dec 18 08:04:25.530 INFO [stderr] warning: unused variable: `err`
Dec 18 08:04:25.530 INFO [stderr]   --> src/metrics.rs:21:13
Dec 18 08:04:25.530 INFO [stderr]    |
Dec 18 08:04:25.530 INFO [stderr] 21 |     fn from(err: num::ParseIntError) -> ParseMessageError {
Dec 18 08:04:25.531 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 18 08:04:25.531 INFO [stderr]    |
Dec 18 08:04:25.532 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 08:04:25.532 INFO [stderr] 
Dec 18 08:04:25.532 INFO [stderr] warning: unused variable: `err`
Dec 18 08:04:25.533 INFO [stderr]   --> src/metrics.rs:27:13
Dec 18 08:04:25.533 INFO [stderr]    |
Dec 18 08:04:25.533 INFO [stderr] 27 |     fn from(err: num::ParseFloatError) -> ParseMessageError {
Dec 18 08:04:25.533 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 18 08:04:25.533 INFO [stderr] 
Dec 18 08:04:25.536 INFO [stderr] warning: unused variable: `kind`
Dec 18 08:04:25.537 INFO [stderr]    --> src/frontends/udp_server.rs:101:32
Dec 18 08:04:25.537 INFO [stderr]     |
Dec 18 08:04:25.537 INFO [stderr] 101 |                     (RX_TOKEN, kind) => {
Dec 18 08:04:25.538 INFO [stderr]     |                                ^^^^ help: consider using `_kind` instead
Dec 18 08:04:25.538 INFO [stderr] 
Dec 18 08:04:25.539 INFO [stderr] warning: unused variable: `kind`
Dec 18 08:04:25.539 INFO [stderr]   --> src/backends/console.rs:42:32
Dec 18 08:04:25.539 INFO [stderr]    |
Dec 18 08:04:25.539 INFO [stderr] 42 |                     (RX_TOKEN, kind) => {
Dec 18 08:04:25.540 INFO [stderr]    |                                ^^^^ help: consider using `_kind` instead
Dec 18 08:04:25.540 INFO [stderr] 
Dec 18 08:04:25.616 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:04:25.616 INFO [stderr]   --> src/frontends/udp_server.rs:60:13
Dec 18 08:04:25.616 INFO [stderr]    |
Dec 18 08:04:25.616 INFO [stderr] 60 |         let mut poll = Poll::new().unwrap();
Dec 18 08:04:25.616 INFO [stderr]    |             ----^^^^
Dec 18 08:04:25.616 INFO [stderr]    |             |
Dec 18 08:04:25.616 INFO [stderr]    |             help: remove this `mut`
Dec 18 08:04:25.616 INFO [stderr]    |
Dec 18 08:04:25.616 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 08:04:25.616 INFO [stderr] 
Dec 18 08:04:25.620 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:04:25.620 INFO [stderr]   --> src/backends/console.rs:30:13
Dec 18 08:04:25.620 INFO [stderr]    |
Dec 18 08:04:25.620 INFO [stderr] 30 |         let mut poll = Poll::new().unwrap();
Dec 18 08:04:25.625 INFO [stderr]    |             ----^^^^
Dec 18 08:04:25.625 INFO [stderr]    |             |
Dec 18 08:04:25.625 INFO [stderr]    |             help: remove this `mut`
Dec 18 08:04:25.625 INFO [stderr] 
Dec 18 08:04:25.626 INFO [stderr] warning: function is never used: `test_timer`
Dec 18 08:04:25.626 INFO [stderr]    --> src/metrics.rs:151:1
Dec 18 08:04:25.626 INFO [stderr]     |
Dec 18 08:04:25.626 INFO [stderr] 151 | fn test_timer() {
Dec 18 08:04:25.626 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 18 08:04:25.626 INFO [stderr]     |
Dec 18 08:04:25.626 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 08:04:25.626 INFO [stderr] 
Dec 18 08:04:25.626 INFO [stderr] warning: field is never used: `address`
Dec 18 08:04:25.626 INFO [stderr]   --> src/frontends/udp_server.rs:43:5
Dec 18 08:04:25.626 INFO [stderr]    |
Dec 18 08:04:25.626 INFO [stderr] 43 |     address: SocketAddr,
Dec 18 08:04:25.626 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.626 INFO [stderr] 
Dec 18 08:04:25.626 INFO [stderr] warning: constant item is never used: `RX_TOKEN`
Dec 18 08:04:25.626 INFO [stderr]  --> src/backends/console.rs:7:1
Dec 18 08:04:25.626 INFO [stderr]   |
Dec 18 08:04:25.626 INFO [stderr] 7 | const RX_TOKEN: Token = Token(0);
Dec 18 08:04:25.626 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.626 INFO [stderr] 
Dec 18 08:04:25.626 INFO [stderr] warning: struct is never constructed: `ConsoleBackend`
Dec 18 08:04:25.626 INFO [stderr]  --> src/backends/console.rs:9:1
Dec 18 08:04:25.626 INFO [stderr]   |
Dec 18 08:04:25.626 INFO [stderr] 9 | pub struct ConsoleBackend {
Dec 18 08:04:25.626 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.626 INFO [stderr] 
Dec 18 08:04:25.626 INFO [stderr] warning: method is never used: `new`
Dec 18 08:04:25.626 INFO [stderr]   --> src/backends/console.rs:24:5
Dec 18 08:04:25.626 INFO [stderr]    |
Dec 18 08:04:25.626 INFO [stderr] 24 |     pub fn new() -> ConsoleBackend {
Dec 18 08:04:25.626 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.626 INFO [stderr] 
Dec 18 08:04:25.626 INFO [stderr] warning: method is never used: `run`
Dec 18 08:04:25.626 INFO [stderr]   --> src/backends/console.rs:29:5
Dec 18 08:04:25.626 INFO [stderr]    |
Dec 18 08:04:25.626 INFO [stderr] 29 |     pub fn run(&mut self) {
Dec 18 08:04:25.626 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.626 INFO [stderr] 
Dec 18 08:04:25.629 INFO [stderr] warning: struct is never constructed: `UserConfiguration`
Dec 18 08:04:25.629 INFO [stderr]   --> src/main.rs:23:1
Dec 18 08:04:25.629 INFO [stderr]    |
Dec 18 08:04:25.629 INFO [stderr] 23 | struct UserConfiguration {
Dec 18 08:04:25.629 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.629 INFO [stderr] 
Dec 18 08:04:25.629 INFO [stderr] warning: struct is never constructed: `Bucket`
Dec 18 08:04:25.629 INFO [stderr]   --> src/main.rs:31:1
Dec 18 08:04:25.630 INFO [stderr]    |
Dec 18 08:04:25.630 INFO [stderr] 31 | struct Bucket {
Dec 18 08:04:25.630 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 18 08:04:25.630 INFO [stderr] 
Dec 18 08:04:25.630 INFO [stderr] warning: function is never used: `env_check`
Dec 18 08:04:25.630 INFO [stderr]    --> src/main.rs:153:1
Dec 18 08:04:25.630 INFO [stderr]     |
Dec 18 08:04:25.630 INFO [stderr] 153 | fn env_check(env_var: &str, help: &str) {
Dec 18 08:04:25.630 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.630 INFO [stderr] 
Dec 18 08:04:25.630 INFO [stderr] warning: function is never used: `upgrade_str_option`
Dec 18 08:04:25.630 INFO [stderr]    --> src/main.rs:160:1
Dec 18 08:04:25.630 INFO [stderr]     |
Dec 18 08:04:25.630 INFO [stderr] 160 | fn upgrade_str_option(o: Option<&str>) -> Option<String> {
Dec 18 08:04:25.630 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.630 INFO [stderr] 
Dec 18 08:04:25.632 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:04:25.632 INFO [stderr]   --> src/frontends/udp_server.rs:96:37
Dec 18 08:04:25.632 INFO [stderr]    |
Dec 18 08:04:25.632 INFO [stderr] 96 |                                     tx.send(msg.to_string());
Dec 18 08:04:25.632 INFO [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.632 INFO [stderr]    |
Dec 18 08:04:25.632 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 08:04:25.632 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:04:25.632 INFO [stderr] 
Dec 18 08:04:25.679 INFO [stderr] warning: unused import: `std::io::Read`
Dec 18 08:04:25.679 INFO [stderr]   --> src/main.rs:13:5
Dec 18 08:04:25.679 INFO [stderr]    |
Dec 18 08:04:25.679 INFO [stderr] 13 | use std::io::Read;
Dec 18 08:04:25.679 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 18 08:04:25.679 INFO [stderr]    |
Dec 18 08:04:25.679 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 08:04:25.679 INFO [stderr] 
Dec 18 08:04:25.679 INFO [stderr] warning: unused imports: `AppSettings`, `App`, `Arg`
Dec 18 08:04:25.679 INFO [stderr]   --> src/main.rs:15:12
Dec 18 08:04:25.679 INFO [stderr]    |
Dec 18 08:04:25.679 INFO [stderr] 15 | use clap::{Arg, App, AppSettings};
Dec 18 08:04:25.679 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^^
Dec 18 08:04:25.679 INFO [stderr] 
Dec 18 08:04:25.679 INFO [stderr] warning: unused import: `std::io`
Dec 18 08:04:25.679 INFO [stderr]  --> src/metrics.rs:1:5
Dec 18 08:04:25.679 INFO [stderr]   |
Dec 18 08:04:25.679 INFO [stderr] 1 | use std::io;
Dec 18 08:04:25.679 INFO [stderr]   |     ^^^^^^^
Dec 18 08:04:25.679 INFO [stderr] 
Dec 18 08:04:25.679 INFO [stderr] warning: unused import: `std::result`
Dec 18 08:04:25.679 INFO [stderr]  --> src/metrics.rs:2:5
Dec 18 08:04:25.679 INFO [stderr]   |
Dec 18 08:04:25.679 INFO [stderr] 2 | use std::result;
Dec 18 08:04:25.679 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 08:04:25.679 INFO [stderr] 
Dec 18 08:04:25.679 INFO [stderr] warning: unused import: `from_utf8`
Dec 18 08:04:25.679 INFO [stderr]  --> src/metrics.rs:3:16
Dec 18 08:04:25.679 INFO [stderr]   |
Dec 18 08:04:25.679 INFO [stderr] 3 | use std::str::{from_utf8, FromStr};
Dec 18 08:04:25.679 INFO [stderr]   |                ^^^^^^^^^
Dec 18 08:04:25.679 INFO [stderr] 
Dec 18 08:04:25.679 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 18 08:04:25.679 INFO [stderr]  --> src/metrics.rs:4:5
Dec 18 08:04:25.679 INFO [stderr]   |
Dec 18 08:04:25.679 INFO [stderr] 4 | use std::time::Duration;
Dec 18 08:04:25.679 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.679 INFO [stderr] 
Dec 18 08:04:25.680 INFO [stderr] warning: unused import: `mio`
Dec 18 08:04:25.680 INFO [stderr]  --> src/backends/console.rs:1:5
Dec 18 08:04:25.680 INFO [stderr]   |
Dec 18 08:04:25.680 INFO [stderr] 1 | use mio;
Dec 18 08:04:25.680 INFO [stderr]   |     ^^^
Dec 18 08:04:25.680 INFO [stderr] 
Dec 18 08:04:25.680 INFO [stderr] warning: unused import: `std::io`
Dec 18 08:04:25.680 INFO [stderr]  --> src/backends/console.rs:3:5
Dec 18 08:04:25.680 INFO [stderr]   |
Dec 18 08:04:25.680 INFO [stderr] 3 | use std::io;
Dec 18 08:04:25.680 INFO [stderr]   |     ^^^^^^^
Dec 18 08:04:25.680 INFO [stderr] 
Dec 18 08:04:25.680 INFO [stderr] warning: unused import: `std::result`
Dec 18 08:04:25.680 INFO [stderr]  --> src/backends/console.rs:4:5
Dec 18 08:04:25.680 INFO [stderr]   |
Dec 18 08:04:25.680 INFO [stderr] 4 | use std::result;
Dec 18 08:04:25.680 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 08:04:25.680 INFO [stderr] 
Dec 18 08:04:25.680 INFO [stderr] warning: unused import: `std::str`
Dec 18 08:04:25.680 INFO [stderr]  --> src/backends/console.rs:5:5
Dec 18 08:04:25.680 INFO [stderr]   |
Dec 18 08:04:25.680 INFO [stderr] 5 | use std::str;
Dec 18 08:04:25.680 INFO [stderr]   |     ^^^^^^^^
Dec 18 08:04:25.680 INFO [stderr] 
Dec 18 08:04:25.680 INFO [stderr] warning: unused import: `backends::*`
Dec 18 08:04:25.681 INFO [stderr]   --> src/main.rs:21:5
Dec 18 08:04:25.681 INFO [stderr]    |
Dec 18 08:04:25.681 INFO [stderr] 21 | use backends::*;
Dec 18 08:04:25.681 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 08:04:25.681 INFO [stderr] 
Dec 18 08:04:25.845 INFO [stderr] warning: unused variable: `actual`
Dec 18 08:04:25.846 INFO [stderr]    --> src/metrics.rs:202:9
Dec 18 08:04:25.846 INFO [stderr]     |
Dec 18 08:04:25.846 INFO [stderr] 202 |     let actual: StatMsg = "test.key:delete".parse().unwrap();
Dec 18 08:04:25.846 INFO [stderr]     |         ^^^^^^ help: consider using `_actual` instead
Dec 18 08:04:25.846 INFO [stderr]     |
Dec 18 08:04:25.846 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 08:04:25.846 INFO [stderr] 
Dec 18 08:04:25.846 INFO [stderr] warning: unused variable: `actual`
Dec 18 08:04:25.846 INFO [stderr]    --> src/metrics.rs:239:9
Dec 18 08:04:25.846 INFO [stderr]     |
Dec 18 08:04:25.846 INFO [stderr] 239 |     let actual: StatMsg = "test.key:1|x".parse().unwrap();
Dec 18 08:04:25.846 INFO [stderr]     |         ^^^^^^ help: consider using `_actual` instead
Dec 18 08:04:25.846 INFO [stderr] 
Dec 18 08:04:25.846 INFO [stderr] warning: unused variable: `err`
Dec 18 08:04:25.846 INFO [stderr]   --> src/metrics.rs:21:13
Dec 18 08:04:25.846 INFO [stderr]    |
Dec 18 08:04:25.846 INFO [stderr] 21 |     fn from(err: num::ParseIntError) -> ParseMessageError {
Dec 18 08:04:25.846 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 18 08:04:25.846 INFO [stderr] 
Dec 18 08:04:25.846 INFO [stderr] warning: unused variable: `err`
Dec 18 08:04:25.846 INFO [stderr]   --> src/metrics.rs:27:13
Dec 18 08:04:25.846 INFO [stderr]    |
Dec 18 08:04:25.846 INFO [stderr] 27 |     fn from(err: num::ParseFloatError) -> ParseMessageError {
Dec 18 08:04:25.846 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 18 08:04:25.846 INFO [stderr] 
Dec 18 08:04:25.846 INFO [stderr] warning: unused variable: `kind`
Dec 18 08:04:25.846 INFO [stderr]    --> src/frontends/udp_server.rs:101:32
Dec 18 08:04:25.846 INFO [stderr]     |
Dec 18 08:04:25.846 INFO [stderr] 101 |                     (RX_TOKEN, kind) => {
Dec 18 08:04:25.846 INFO [stderr]     |                                ^^^^ help: consider using `_kind` instead
Dec 18 08:04:25.846 INFO [stderr] 
Dec 18 08:04:25.846 INFO [stderr] warning: unused variable: `kind`
Dec 18 08:04:25.846 INFO [stderr]   --> src/backends/console.rs:42:32
Dec 18 08:04:25.846 INFO [stderr]    |
Dec 18 08:04:25.846 INFO [stderr] 42 |                     (RX_TOKEN, kind) => {
Dec 18 08:04:25.846 INFO [stderr]    |                                ^^^^ help: consider using `_kind` instead
Dec 18 08:04:25.846 INFO [stderr] 
Dec 18 08:04:25.908 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:04:25.908 INFO [stderr]   --> src/frontends/udp_server.rs:60:13
Dec 18 08:04:25.908 INFO [stderr]    |
Dec 18 08:04:25.908 INFO [stderr] 60 |         let mut poll = Poll::new().unwrap();
Dec 18 08:04:25.908 INFO [stderr]    |             ----^^^^
Dec 18 08:04:25.908 INFO [stderr]    |             |
Dec 18 08:04:25.908 INFO [stderr]    |             help: remove this `mut`
Dec 18 08:04:25.908 INFO [stderr]    |
Dec 18 08:04:25.908 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 08:04:25.908 INFO [stderr] 
Dec 18 08:04:25.908 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:04:25.908 INFO [stderr]   --> src/backends/console.rs:30:13
Dec 18 08:04:25.908 INFO [stderr]    |
Dec 18 08:04:25.908 INFO [stderr] 30 |         let mut poll = Poll::new().unwrap();
Dec 18 08:04:25.908 INFO [stderr]    |             ----^^^^
Dec 18 08:04:25.908 INFO [stderr]    |             |
Dec 18 08:04:25.908 INFO [stderr]    |             help: remove this `mut`
Dec 18 08:04:25.908 INFO [stderr] 
Dec 18 08:04:25.912 INFO [stderr] warning: function is never used: `test_timer`
Dec 18 08:04:25.912 INFO [stderr]    --> src/metrics.rs:151:1
Dec 18 08:04:25.912 INFO [stderr]     |
Dec 18 08:04:25.912 INFO [stderr] 151 | fn test_timer() {
Dec 18 08:04:25.912 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 18 08:04:25.912 INFO [stderr]     |
Dec 18 08:04:25.912 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 08:04:25.912 INFO [stderr] 
Dec 18 08:04:25.912 INFO [stderr] warning: field is never used: `address`
Dec 18 08:04:25.912 INFO [stderr]   --> src/frontends/udp_server.rs:43:5
Dec 18 08:04:25.912 INFO [stderr]    |
Dec 18 08:04:25.912 INFO [stderr] 43 |     address: SocketAddr,
Dec 18 08:04:25.912 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.912 INFO [stderr] 
Dec 18 08:04:25.912 INFO [stderr] warning: constant item is never used: `RX_TOKEN`
Dec 18 08:04:25.912 INFO [stderr]  --> src/backends/console.rs:7:1
Dec 18 08:04:25.912 INFO [stderr]   |
Dec 18 08:04:25.912 INFO [stderr] 7 | const RX_TOKEN: Token = Token(0);
Dec 18 08:04:25.912 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.912 INFO [stderr] 
Dec 18 08:04:25.912 INFO [stderr] warning: struct is never constructed: `ConsoleBackend`
Dec 18 08:04:25.912 INFO [stderr]  --> src/backends/console.rs:9:1
Dec 18 08:04:25.912 INFO [stderr]   |
Dec 18 08:04:25.912 INFO [stderr] 9 | pub struct ConsoleBackend {
Dec 18 08:04:25.912 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.912 INFO [stderr] 
Dec 18 08:04:25.912 INFO [stderr] warning: method is never used: `new`
Dec 18 08:04:25.912 INFO [stderr]   --> src/backends/console.rs:24:5
Dec 18 08:04:25.912 INFO [stderr]    |
Dec 18 08:04:25.912 INFO [stderr] 24 |     pub fn new() -> ConsoleBackend {
Dec 18 08:04:25.912 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.912 INFO [stderr] 
Dec 18 08:04:25.912 INFO [stderr] warning: method is never used: `run`
Dec 18 08:04:25.912 INFO [stderr]   --> src/backends/console.rs:29:5
Dec 18 08:04:25.912 INFO [stderr]    |
Dec 18 08:04:25.912 INFO [stderr] 29 |     pub fn run(&mut self) {
Dec 18 08:04:25.912 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.912 INFO [stderr] 
Dec 18 08:04:25.912 INFO [stderr] warning: struct is never constructed: `UserConfiguration`
Dec 18 08:04:25.912 INFO [stderr]   --> src/main.rs:23:1
Dec 18 08:04:25.912 INFO [stderr]    |
Dec 18 08:04:25.912 INFO [stderr] 23 | struct UserConfiguration {
Dec 18 08:04:25.912 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.912 INFO [stderr] 
Dec 18 08:04:25.912 INFO [stderr] warning: struct is never constructed: `Bucket`
Dec 18 08:04:25.912 INFO [stderr]   --> src/main.rs:31:1
Dec 18 08:04:25.912 INFO [stderr]    |
Dec 18 08:04:25.912 INFO [stderr] 31 | struct Bucket {
Dec 18 08:04:25.912 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 18 08:04:25.913 INFO [stderr] 
Dec 18 08:04:25.913 INFO [stderr] warning: function is never used: `env_check`
Dec 18 08:04:25.913 INFO [stderr]    --> src/main.rs:153:1
Dec 18 08:04:25.913 INFO [stderr]     |
Dec 18 08:04:25.913 INFO [stderr] 153 | fn env_check(env_var: &str, help: &str) {
Dec 18 08:04:25.913 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.913 INFO [stderr] 
Dec 18 08:04:25.913 INFO [stderr] warning: function is never used: `upgrade_str_option`
Dec 18 08:04:25.913 INFO [stderr]    --> src/main.rs:160:1
Dec 18 08:04:25.913 INFO [stderr]     |
Dec 18 08:04:25.913 INFO [stderr] 160 | fn upgrade_str_option(o: Option<&str>) -> Option<String> {
Dec 18 08:04:25.913 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.913 INFO [stderr] 
Dec 18 08:04:25.916 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:04:25.916 INFO [stderr]   --> src/frontends/udp_server.rs:96:37
Dec 18 08:04:25.916 INFO [stderr]    |
Dec 18 08:04:25.916 INFO [stderr] 96 |                                     tx.send(msg.to_string());
Dec 18 08:04:25.916 INFO [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:25.916 INFO [stderr]    |
Dec 18 08:04:25.916 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 08:04:25.916 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:04:25.916 INFO [stderr] 
Dec 18 08:04:25.980 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.57s
Dec 18 08:04:26.804 INFO running `"docker" "inspect" "a6e5a11813111e8dfc64b306f38c7a30854af47cf8213e1e6c756b5dd6e37793"`
Dec 18 08:04:27.131 INFO running `"docker" "rm" "-f" "a6e5a11813111e8dfc64b306f38c7a30854af47cf8213e1e6c756b5dd6e37793"`
Dec 18 08:04:27.406 INFO [stdout] a6e5a11813111e8dfc64b306f38c7a30854af47cf8213e1e6c756b5dd6e37793