Dec 14 11:10:48.889 INFO testing CryptArchy/RuStatsD against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 11:10:48.889 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 11:10:49.270 INFO [stdout] 2d32ac7c0749c22acbd07f94e8c93452f05dd8a55e83dafc4362ca0f39622bbf
Dec 14 11:10:49.272 INFO running `"docker" "start" "-a" "2d32ac7c0749c22acbd07f94e8c93452f05dd8a55e83dafc4362ca0f39622bbf"`
Dec 14 11:10:50.180 INFO [stderr] usermod: no changes
Dec 14 11:10:50.294 INFO [stderr]    Compiling version v2.0.1
Dec 14 11:10:50.295 INFO [stderr]    Compiling humantime v0.1.3
Dec 14 11:10:50.295 INFO [stderr]    Compiling toml v0.1.30
Dec 14 11:10:50.298 INFO [stderr]    Compiling clap v2.13.0
Dec 14 11:10:50.299 INFO [stderr]    Compiling ordered-float v0.1.0
Dec 14 11:10:52.507 INFO [stderr]    Compiling serde-value v0.2.1
Dec 14 11:10:55.515 INFO [stderr]    Compiling log4rs v0.4.8
Dec 14 11:11:10.589 INFO [stderr]    Compiling rustatsd v0.1.0 (/source)
Dec 14 11:11:11.015 INFO [stderr] warning: unused import: `sync_token::*`
Dec 14 11:11:11.015 INFO [stderr]  --> src/lib.rs:2:5
Dec 14 11:11:11.015 INFO [stderr]   |
Dec 14 11:11:11.015 INFO [stderr] 2 | use sync_token::*;
Dec 14 11:11:11.015 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 14 11:11:11.015 INFO [stderr]   |
Dec 14 11:11:11.015 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:11:11.015 INFO [stderr] 
Dec 14 11:11:11.015 INFO [stderr] warning: unused import: `std::thread`
Dec 14 11:11:11.015 INFO [stderr]  --> src/lib.rs:3:5
Dec 14 11:11:11.015 INFO [stderr]   |
Dec 14 11:11:11.015 INFO [stderr] 3 | use std::thread;
Dec 14 11:11:11.015 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 11:11:11.015 INFO [stderr] 
Dec 14 11:11:11.015 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 14 11:11:11.015 INFO [stderr]  --> src/lib.rs:4:5
Dec 14 11:11:11.015 INFO [stderr]   |
Dec 14 11:11:11.015 INFO [stderr] 4 | use std::time::Duration;
Dec 14 11:11:11.015 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:11.015 INFO [stderr] 
Dec 14 11:11:11.035 INFO [stderr] warning: struct is never constructed: `TokenSource`
Dec 14 11:11:11.035 INFO [stderr]  --> src/sync_token.rs:4:1
Dec 14 11:11:11.035 INFO [stderr]   |
Dec 14 11:11:11.035 INFO [stderr] 4 | pub struct TokenSource {
Dec 14 11:11:11.035 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:11.035 INFO [stderr]   |
Dec 14 11:11:11.035 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 11:11:11.035 INFO [stderr] 
Dec 14 11:11:11.035 INFO [stderr] warning: struct is never constructed: `Token`
Dec 14 11:11:11.035 INFO [stderr]  --> src/sync_token.rs:8:1
Dec 14 11:11:11.035 INFO [stderr]   |
Dec 14 11:11:11.035 INFO [stderr] 8 | pub struct Token {
Dec 14 11:11:11.035 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 14 11:11:11.035 INFO [stderr] 
Dec 14 11:11:11.035 INFO [stderr] warning: method is never used: `new`
Dec 14 11:11:11.035 INFO [stderr]   --> src/sync_token.rs:13:5
Dec 14 11:11:11.035 INFO [stderr]    |
Dec 14 11:11:11.035 INFO [stderr] 13 |     pub fn new() -> TokenSource {
Dec 14 11:11:11.035 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:11.035 INFO [stderr] 
Dec 14 11:11:11.035 INFO [stderr] warning: method is never used: `get_token`
Dec 14 11:11:11.035 INFO [stderr]   --> src/sync_token.rs:19:5
Dec 14 11:11:11.035 INFO [stderr]    |
Dec 14 11:11:11.035 INFO [stderr] 19 |     pub fn get_token(&self) -> Arc<Token> {
Dec 14 11:11:11.035 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:11.035 INFO [stderr] 
Dec 14 11:11:11.035 INFO [stderr] warning: method is never used: `trigger`
Dec 14 11:11:11.035 INFO [stderr]   --> src/sync_token.rs:23:5
Dec 14 11:11:11.035 INFO [stderr]    |
Dec 14 11:11:11.035 INFO [stderr] 23 |     pub fn trigger(&self) {
Dec 14 11:11:11.035 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:11.035 INFO [stderr] 
Dec 14 11:11:11.035 INFO [stderr] warning: method is never used: `is_triggered`
Dec 14 11:11:11.035 INFO [stderr]   --> src/sync_token.rs:29:5
Dec 14 11:11:11.035 INFO [stderr]    |
Dec 14 11:11:11.035 INFO [stderr] 29 |     pub fn is_triggered(&self) -> bool {
Dec 14 11:11:11.035 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:11.035 INFO [stderr] 
Dec 14 11:11:12.967 INFO [stderr] warning: unused import: `std::io::Read`
Dec 14 11:11:12.967 INFO [stderr]   --> src/main.rs:13:5
Dec 14 11:11:12.967 INFO [stderr]    |
Dec 14 11:11:12.967 INFO [stderr] 13 | use std::io::Read;
Dec 14 11:11:12.967 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 14 11:11:12.967 INFO [stderr]    |
Dec 14 11:11:12.967 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 11:11:12.967 INFO [stderr] 
Dec 14 11:11:12.967 INFO [stderr] warning: unused imports: `AppSettings`, `App`, `Arg`
Dec 14 11:11:12.967 INFO [stderr]   --> src/main.rs:15:12
Dec 14 11:11:12.967 INFO [stderr]    |
Dec 14 11:11:12.967 INFO [stderr] 15 | use clap::{Arg, App, AppSettings};
Dec 14 11:11:12.967 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^^
Dec 14 11:11:12.967 INFO [stderr] 
Dec 14 11:11:12.967 INFO [stderr] warning: unused import: `std::io`
Dec 14 11:11:12.967 INFO [stderr]  --> src/metrics.rs:1:5
Dec 14 11:11:12.967 INFO [stderr]   |
Dec 14 11:11:12.967 INFO [stderr] 1 | use std::io;
Dec 14 11:11:12.967 INFO [stderr]   |     ^^^^^^^
Dec 14 11:11:12.967 INFO [stderr] 
Dec 14 11:11:12.967 INFO [stderr] warning: unused import: `std::result`
Dec 14 11:11:12.967 INFO [stderr]  --> src/metrics.rs:2:5
Dec 14 11:11:12.967 INFO [stderr]   |
Dec 14 11:11:12.967 INFO [stderr] 2 | use std::result;
Dec 14 11:11:12.967 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 11:11:12.967 INFO [stderr] 
Dec 14 11:11:12.967 INFO [stderr] warning: unused import: `from_utf8`
Dec 14 11:11:12.967 INFO [stderr]  --> src/metrics.rs:3:16
Dec 14 11:11:12.967 INFO [stderr]   |
Dec 14 11:11:12.967 INFO [stderr] 3 | use std::str::{from_utf8, FromStr};
Dec 14 11:11:12.967 INFO [stderr]   |                ^^^^^^^^^
Dec 14 11:11:12.967 INFO [stderr] 
Dec 14 11:11:12.967 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 14 11:11:12.967 INFO [stderr]  --> src/metrics.rs:4:5
Dec 14 11:11:12.967 INFO [stderr]   |
Dec 14 11:11:12.967 INFO [stderr] 4 | use std::time::Duration;
Dec 14 11:11:12.967 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:12.967 INFO [stderr] 
Dec 14 11:11:12.975 INFO [stderr] warning: unused import: `mio`
Dec 14 11:11:12.975 INFO [stderr]  --> src/backends/console.rs:1:5
Dec 14 11:11:12.975 INFO [stderr]   |
Dec 14 11:11:12.975 INFO [stderr] 1 | use mio;
Dec 14 11:11:12.975 INFO [stderr]   |     ^^^
Dec 14 11:11:12.975 INFO [stderr] 
Dec 14 11:11:12.975 INFO [stderr] warning: unused import: `std::io`
Dec 14 11:11:12.975 INFO [stderr]  --> src/backends/console.rs:3:5
Dec 14 11:11:12.975 INFO [stderr]   |
Dec 14 11:11:12.975 INFO [stderr] 3 | use std::io;
Dec 14 11:11:12.975 INFO [stderr]   |     ^^^^^^^
Dec 14 11:11:12.975 INFO [stderr] 
Dec 14 11:11:12.975 INFO [stderr] warning: unused import: `std::result`
Dec 14 11:11:12.975 INFO [stderr]  --> src/backends/console.rs:4:5
Dec 14 11:11:12.975 INFO [stderr]   |
Dec 14 11:11:12.975 INFO [stderr] 4 | use std::result;
Dec 14 11:11:12.975 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 11:11:12.975 INFO [stderr] 
Dec 14 11:11:12.975 INFO [stderr] warning: unused import: `std::str`
Dec 14 11:11:12.975 INFO [stderr]  --> src/backends/console.rs:5:5
Dec 14 11:11:12.975 INFO [stderr]   |
Dec 14 11:11:12.975 INFO [stderr] 5 | use std::str;
Dec 14 11:11:12.975 INFO [stderr]   |     ^^^^^^^^
Dec 14 11:11:12.975 INFO [stderr] 
Dec 14 11:11:12.975 INFO [stderr] warning: unused import: `backends::*`
Dec 14 11:11:12.975 INFO [stderr]   --> src/main.rs:21:5
Dec 14 11:11:12.975 INFO [stderr]    |
Dec 14 11:11:12.975 INFO [stderr] 21 | use backends::*;
Dec 14 11:11:12.975 INFO [stderr]    |     ^^^^^^^^^^^
Dec 14 11:11:12.975 INFO [stderr] 
Dec 14 11:11:13.120 INFO [stderr] warning: unused variable: `err`
Dec 14 11:11:13.120 INFO [stderr]   --> src/metrics.rs:21:13
Dec 14 11:11:13.120 INFO [stderr]    |
Dec 14 11:11:13.120 INFO [stderr] 21 |     fn from(err: num::ParseIntError) -> ParseMessageError {
Dec 14 11:11:13.120 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 14 11:11:13.120 INFO [stderr]    |
Dec 14 11:11:13.120 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:11:13.120 INFO [stderr] 
Dec 14 11:11:13.120 INFO [stderr] warning: unused variable: `err`
Dec 14 11:11:13.120 INFO [stderr]   --> src/metrics.rs:27:13
Dec 14 11:11:13.120 INFO [stderr]    |
Dec 14 11:11:13.120 INFO [stderr] 27 |     fn from(err: num::ParseFloatError) -> ParseMessageError {
Dec 14 11:11:13.120 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 14 11:11:13.121 INFO [stderr] 
Dec 14 11:11:13.121 INFO [stderr] warning: unused variable: `kind`
Dec 14 11:11:13.121 INFO [stderr]    --> src/frontends/udp_server.rs:101:32
Dec 14 11:11:13.121 INFO [stderr]     |
Dec 14 11:11:13.121 INFO [stderr] 101 |                     (RX_TOKEN, kind) => {
Dec 14 11:11:13.121 INFO [stderr]     |                                ^^^^ help: consider using `_kind` instead
Dec 14 11:11:13.121 INFO [stderr] 
Dec 14 11:11:13.121 INFO [stderr] warning: unused variable: `kind`
Dec 14 11:11:13.121 INFO [stderr]   --> src/backends/console.rs:42:32
Dec 14 11:11:13.121 INFO [stderr]    |
Dec 14 11:11:13.121 INFO [stderr] 42 |                     (RX_TOKEN, kind) => {
Dec 14 11:11:13.121 INFO [stderr]    |                                ^^^^ help: consider using `_kind` instead
Dec 14 11:11:13.121 INFO [stderr] 
Dec 14 11:11:13.163 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:11:13.163 INFO [stderr]   --> src/frontends/udp_server.rs:60:13
Dec 14 11:11:13.163 INFO [stderr]    |
Dec 14 11:11:13.163 INFO [stderr] 60 |         let mut poll = Poll::new().unwrap();
Dec 14 11:11:13.163 INFO [stderr]    |             ----^^^^
Dec 14 11:11:13.163 INFO [stderr]    |             |
Dec 14 11:11:13.163 INFO [stderr]    |             help: remove this `mut`
Dec 14 11:11:13.163 INFO [stderr]    |
Dec 14 11:11:13.163 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 11:11:13.163 INFO [stderr] 
Dec 14 11:11:13.164 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:11:13.164 INFO [stderr]   --> src/backends/console.rs:30:13
Dec 14 11:11:13.164 INFO [stderr]    |
Dec 14 11:11:13.164 INFO [stderr] 30 |         let mut poll = Poll::new().unwrap();
Dec 14 11:11:13.164 INFO [stderr]    |             ----^^^^
Dec 14 11:11:13.164 INFO [stderr]    |             |
Dec 14 11:11:13.164 INFO [stderr]    |             help: remove this `mut`
Dec 14 11:11:13.164 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: function is never used: `test_timer`
Dec 14 11:11:13.167 INFO [stderr]    --> src/metrics.rs:151:1
Dec 14 11:11:13.167 INFO [stderr]     |
Dec 14 11:11:13.167 INFO [stderr] 151 | fn test_timer() {
Dec 14 11:11:13.167 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr]     |
Dec 14 11:11:13.167 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: field is never used: `address`
Dec 14 11:11:13.167 INFO [stderr]   --> src/frontends/udp_server.rs:43:5
Dec 14 11:11:13.167 INFO [stderr]    |
Dec 14 11:11:13.167 INFO [stderr] 43 |     address: SocketAddr,
Dec 14 11:11:13.167 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: constant item is never used: `RX_TOKEN`
Dec 14 11:11:13.167 INFO [stderr]  --> src/backends/console.rs:7:1
Dec 14 11:11:13.167 INFO [stderr]   |
Dec 14 11:11:13.167 INFO [stderr] 7 | const RX_TOKEN: Token = Token(0);
Dec 14 11:11:13.167 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: struct is never constructed: `ConsoleBackend`
Dec 14 11:11:13.167 INFO [stderr]  --> src/backends/console.rs:9:1
Dec 14 11:11:13.167 INFO [stderr]   |
Dec 14 11:11:13.167 INFO [stderr] 9 | pub struct ConsoleBackend {
Dec 14 11:11:13.167 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: method is never used: `new`
Dec 14 11:11:13.167 INFO [stderr]   --> src/backends/console.rs:24:5
Dec 14 11:11:13.167 INFO [stderr]    |
Dec 14 11:11:13.167 INFO [stderr] 24 |     pub fn new() -> ConsoleBackend {
Dec 14 11:11:13.167 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: method is never used: `run`
Dec 14 11:11:13.167 INFO [stderr]   --> src/backends/console.rs:29:5
Dec 14 11:11:13.167 INFO [stderr]    |
Dec 14 11:11:13.167 INFO [stderr] 29 |     pub fn run(&mut self) {
Dec 14 11:11:13.167 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: struct is never constructed: `UserConfiguration`
Dec 14 11:11:13.167 INFO [stderr]   --> src/main.rs:23:1
Dec 14 11:11:13.167 INFO [stderr]    |
Dec 14 11:11:13.167 INFO [stderr] 23 | struct UserConfiguration {
Dec 14 11:11:13.167 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: struct is never constructed: `Bucket`
Dec 14 11:11:13.167 INFO [stderr]   --> src/main.rs:31:1
Dec 14 11:11:13.167 INFO [stderr]    |
Dec 14 11:11:13.167 INFO [stderr] 31 | struct Bucket {
Dec 14 11:11:13.167 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: function is never used: `env_check`
Dec 14 11:11:13.167 INFO [stderr]    --> src/main.rs:153:1
Dec 14 11:11:13.167 INFO [stderr]     |
Dec 14 11:11:13.167 INFO [stderr] 153 | fn env_check(env_var: &str, help: &str) {
Dec 14 11:11:13.167 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: function is never used: `upgrade_str_option`
Dec 14 11:11:13.167 INFO [stderr]    --> src/main.rs:160:1
Dec 14 11:11:13.167 INFO [stderr]     |
Dec 14 11:11:13.167 INFO [stderr] 160 | fn upgrade_str_option(o: Option<&str>) -> Option<String> {
Dec 14 11:11:13.167 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:13.167 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:11:13.167 INFO [stderr]   --> src/frontends/udp_server.rs:96:37
Dec 14 11:11:13.167 INFO [stderr]    |
Dec 14 11:11:13.167 INFO [stderr] 96 |                                     tx.send(msg.to_string());
Dec 14 11:11:13.167 INFO [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:13.167 INFO [stderr]    |
Dec 14 11:11:13.167 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 11:11:13.167 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:11:13.167 INFO [stderr] 
Dec 14 11:11:14.782 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.54s
Dec 14 11:11:14.782 INFO [stderr] su: No module specific data is present
Dec 14 11:11:15.009 INFO running `"docker" "inspect" "2d32ac7c0749c22acbd07f94e8c93452f05dd8a55e83dafc4362ca0f39622bbf"`
Dec 14 11:11:15.108 INFO running `"docker" "rm" "-f" "2d32ac7c0749c22acbd07f94e8c93452f05dd8a55e83dafc4362ca0f39622bbf"`
Dec 14 11:11:15.213 INFO [stdout] 2d32ac7c0749c22acbd07f94e8c93452f05dd8a55e83dafc4362ca0f39622bbf
Dec 14 11:11:15.216 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 11:11:15.386 INFO [stdout] 54c47641b4c6f71755c988e29deda4b7b723699b671e91423c7b1fc78ad9a988
Dec 14 11:11:15.389 INFO running `"docker" "start" "-a" "54c47641b4c6f71755c988e29deda4b7b723699b671e91423c7b1fc78ad9a988"`
Dec 14 11:11:15.955 INFO [stderr] usermod: no changes
Dec 14 11:11:16.078 INFO [stderr]    Compiling rustatsd v0.1.0 (/source)
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `std::io::Read`
Dec 14 11:11:17.951 INFO [stderr]   --> src/main.rs:13:5
Dec 14 11:11:17.951 INFO [stderr]    |
Dec 14 11:11:17.951 INFO [stderr] 13 | use std::io::Read;
Dec 14 11:11:17.951 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 14 11:11:17.951 INFO [stderr]    |
Dec 14 11:11:17.951 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused imports: `AppSettings`, `App`, `Arg`
Dec 14 11:11:17.951 INFO [stderr]   --> src/main.rs:15:12
Dec 14 11:11:17.951 INFO [stderr]    |
Dec 14 11:11:17.951 INFO [stderr] 15 | use clap::{Arg, App, AppSettings};
Dec 14 11:11:17.951 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `std::io`
Dec 14 11:11:17.951 INFO [stderr]  --> src/metrics.rs:1:5
Dec 14 11:11:17.951 INFO [stderr]   |
Dec 14 11:11:17.951 INFO [stderr] 1 | use std::io;
Dec 14 11:11:17.951 INFO [stderr]   |     ^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `std::result`
Dec 14 11:11:17.951 INFO [stderr]  --> src/metrics.rs:2:5
Dec 14 11:11:17.951 INFO [stderr]   |
Dec 14 11:11:17.951 INFO [stderr] 2 | use std::result;
Dec 14 11:11:17.951 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `from_utf8`
Dec 14 11:11:17.951 INFO [stderr]  --> src/metrics.rs:3:16
Dec 14 11:11:17.951 INFO [stderr]   |
Dec 14 11:11:17.951 INFO [stderr] 3 | use std::str::{from_utf8, FromStr};
Dec 14 11:11:17.951 INFO [stderr]   |                ^^^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 14 11:11:17.951 INFO [stderr]  --> src/metrics.rs:4:5
Dec 14 11:11:17.951 INFO [stderr]   |
Dec 14 11:11:17.951 INFO [stderr] 4 | use std::time::Duration;
Dec 14 11:11:17.951 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `mio`
Dec 14 11:11:17.951 INFO [stderr]  --> src/backends/console.rs:1:5
Dec 14 11:11:17.951 INFO [stderr]   |
Dec 14 11:11:17.951 INFO [stderr] 1 | use mio;
Dec 14 11:11:17.951 INFO [stderr]   |     ^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `std::io`
Dec 14 11:11:17.951 INFO [stderr]  --> src/backends/console.rs:3:5
Dec 14 11:11:17.951 INFO [stderr]   |
Dec 14 11:11:17.951 INFO [stderr] 3 | use std::io;
Dec 14 11:11:17.951 INFO [stderr]   |     ^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `std::result`
Dec 14 11:11:17.951 INFO [stderr]  --> src/backends/console.rs:4:5
Dec 14 11:11:17.951 INFO [stderr]   |
Dec 14 11:11:17.951 INFO [stderr] 4 | use std::result;
Dec 14 11:11:17.951 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `std::str`
Dec 14 11:11:17.951 INFO [stderr]  --> src/backends/console.rs:5:5
Dec 14 11:11:17.951 INFO [stderr]   |
Dec 14 11:11:17.951 INFO [stderr] 5 | use std::str;
Dec 14 11:11:17.951 INFO [stderr]   |     ^^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:17.951 INFO [stderr] warning: unused import: `backends::*`
Dec 14 11:11:17.951 INFO [stderr]   --> src/main.rs:21:5
Dec 14 11:11:17.951 INFO [stderr]    |
Dec 14 11:11:17.951 INFO [stderr] 21 | use backends::*;
Dec 14 11:11:17.951 INFO [stderr]    |     ^^^^^^^^^^^
Dec 14 11:11:17.951 INFO [stderr] 
Dec 14 11:11:18.096 INFO [stderr] warning: unused variable: `actual`
Dec 14 11:11:18.096 INFO [stderr]    --> src/metrics.rs:202:9
Dec 14 11:11:18.096 INFO [stderr]     |
Dec 14 11:11:18.096 INFO [stderr] 202 |     let actual: StatMsg = "test.key:delete".parse().unwrap();
Dec 14 11:11:18.096 INFO [stderr]     |         ^^^^^^ help: consider using `_actual` instead
Dec 14 11:11:18.096 INFO [stderr]     |
Dec 14 11:11:18.096 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 14 11:11:18.096 INFO [stderr] 
Dec 14 11:11:18.096 INFO [stderr] warning: unused variable: `actual`
Dec 14 11:11:18.096 INFO [stderr]    --> src/metrics.rs:239:9
Dec 14 11:11:18.096 INFO [stderr]     |
Dec 14 11:11:18.096 INFO [stderr] 239 |     let actual: StatMsg = "test.key:1|x".parse().unwrap();
Dec 14 11:11:18.096 INFO [stderr]     |         ^^^^^^ help: consider using `_actual` instead
Dec 14 11:11:18.096 INFO [stderr] 
Dec 14 11:11:18.096 INFO [stderr] warning: unused variable: `err`
Dec 14 11:11:18.096 INFO [stderr]   --> src/metrics.rs:21:13
Dec 14 11:11:18.096 INFO [stderr]    |
Dec 14 11:11:18.096 INFO [stderr] 21 |     fn from(err: num::ParseIntError) -> ParseMessageError {
Dec 14 11:11:18.096 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 14 11:11:18.096 INFO [stderr] 
Dec 14 11:11:18.096 INFO [stderr] warning: unused variable: `err`
Dec 14 11:11:18.096 INFO [stderr]   --> src/metrics.rs:27:13
Dec 14 11:11:18.096 INFO [stderr]    |
Dec 14 11:11:18.096 INFO [stderr] 27 |     fn from(err: num::ParseFloatError) -> ParseMessageError {
Dec 14 11:11:18.096 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 14 11:11:18.096 INFO [stderr] 
Dec 14 11:11:18.096 INFO [stderr] warning: unused variable: `kind`
Dec 14 11:11:18.096 INFO [stderr]    --> src/frontends/udp_server.rs:101:32
Dec 14 11:11:18.096 INFO [stderr]     |
Dec 14 11:11:18.096 INFO [stderr] 101 |                     (RX_TOKEN, kind) => {
Dec 14 11:11:18.096 INFO [stderr]     |                                ^^^^ help: consider using `_kind` instead
Dec 14 11:11:18.096 INFO [stderr] 
Dec 14 11:11:18.096 INFO [stderr] warning: unused variable: `kind`
Dec 14 11:11:18.096 INFO [stderr]   --> src/backends/console.rs:42:32
Dec 14 11:11:18.096 INFO [stderr]    |
Dec 14 11:11:18.096 INFO [stderr] 42 |                     (RX_TOKEN, kind) => {
Dec 14 11:11:18.096 INFO [stderr]    |                                ^^^^ help: consider using `_kind` instead
Dec 14 11:11:18.096 INFO [stderr] 
Dec 14 11:11:18.145 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:11:18.145 INFO [stderr]   --> src/frontends/udp_server.rs:60:13
Dec 14 11:11:18.145 INFO [stderr]    |
Dec 14 11:11:18.145 INFO [stderr] 60 |         let mut poll = Poll::new().unwrap();
Dec 14 11:11:18.145 INFO [stderr]    |             ----^^^^
Dec 14 11:11:18.145 INFO [stderr]    |             |
Dec 14 11:11:18.145 INFO [stderr]    |             help: remove this `mut`
Dec 14 11:11:18.145 INFO [stderr]    |
Dec 14 11:11:18.145 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 11:11:18.145 INFO [stderr] 
Dec 14 11:11:18.147 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:11:18.147 INFO [stderr]   --> src/backends/console.rs:30:13
Dec 14 11:11:18.147 INFO [stderr]    |
Dec 14 11:11:18.147 INFO [stderr] 30 |         let mut poll = Poll::new().unwrap();
Dec 14 11:11:18.147 INFO [stderr]    |             ----^^^^
Dec 14 11:11:18.148 INFO [stderr]    |             |
Dec 14 11:11:18.148 INFO [stderr]    |             help: remove this `mut`
Dec 14 11:11:18.148 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: function is never used: `test_timer`
Dec 14 11:11:18.152 INFO [stderr]    --> src/metrics.rs:151:1
Dec 14 11:11:18.152 INFO [stderr]     |
Dec 14 11:11:18.152 INFO [stderr] 151 | fn test_timer() {
Dec 14 11:11:18.152 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr]     |
Dec 14 11:11:18.152 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: field is never used: `address`
Dec 14 11:11:18.152 INFO [stderr]   --> src/frontends/udp_server.rs:43:5
Dec 14 11:11:18.152 INFO [stderr]    |
Dec 14 11:11:18.152 INFO [stderr] 43 |     address: SocketAddr,
Dec 14 11:11:18.152 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: constant item is never used: `RX_TOKEN`
Dec 14 11:11:18.152 INFO [stderr]  --> src/backends/console.rs:7:1
Dec 14 11:11:18.152 INFO [stderr]   |
Dec 14 11:11:18.152 INFO [stderr] 7 | const RX_TOKEN: Token = Token(0);
Dec 14 11:11:18.152 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: struct is never constructed: `ConsoleBackend`
Dec 14 11:11:18.152 INFO [stderr]  --> src/backends/console.rs:9:1
Dec 14 11:11:18.152 INFO [stderr]   |
Dec 14 11:11:18.152 INFO [stderr] 9 | pub struct ConsoleBackend {
Dec 14 11:11:18.152 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: method is never used: `new`
Dec 14 11:11:18.152 INFO [stderr]   --> src/backends/console.rs:24:5
Dec 14 11:11:18.152 INFO [stderr]    |
Dec 14 11:11:18.152 INFO [stderr] 24 |     pub fn new() -> ConsoleBackend {
Dec 14 11:11:18.152 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: method is never used: `run`
Dec 14 11:11:18.152 INFO [stderr]   --> src/backends/console.rs:29:5
Dec 14 11:11:18.152 INFO [stderr]    |
Dec 14 11:11:18.152 INFO [stderr] 29 |     pub fn run(&mut self) {
Dec 14 11:11:18.152 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: struct is never constructed: `UserConfiguration`
Dec 14 11:11:18.152 INFO [stderr]   --> src/main.rs:23:1
Dec 14 11:11:18.152 INFO [stderr]    |
Dec 14 11:11:18.152 INFO [stderr] 23 | struct UserConfiguration {
Dec 14 11:11:18.152 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: struct is never constructed: `Bucket`
Dec 14 11:11:18.152 INFO [stderr]   --> src/main.rs:31:1
Dec 14 11:11:18.152 INFO [stderr]    |
Dec 14 11:11:18.152 INFO [stderr] 31 | struct Bucket {
Dec 14 11:11:18.152 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: function is never used: `env_check`
Dec 14 11:11:18.152 INFO [stderr]    --> src/main.rs:153:1
Dec 14 11:11:18.152 INFO [stderr]     |
Dec 14 11:11:18.152 INFO [stderr] 153 | fn env_check(env_var: &str, help: &str) {
Dec 14 11:11:18.152 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.152 INFO [stderr] warning: function is never used: `upgrade_str_option`
Dec 14 11:11:18.152 INFO [stderr]    --> src/main.rs:160:1
Dec 14 11:11:18.152 INFO [stderr]     |
Dec 14 11:11:18.152 INFO [stderr] 160 | fn upgrade_str_option(o: Option<&str>) -> Option<String> {
Dec 14 11:11:18.152 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.152 INFO [stderr] 
Dec 14 11:11:18.154 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:11:18.155 INFO [stderr]   --> src/frontends/udp_server.rs:96:37
Dec 14 11:11:18.155 INFO [stderr]    |
Dec 14 11:11:18.155 INFO [stderr] 96 |                                     tx.send(msg.to_string());
Dec 14 11:11:18.155 INFO [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:11:18.155 INFO [stderr]    |
Dec 14 11:11:18.155 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 11:11:18.155 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:11:18.155 INFO [stderr] 
Dec 14 11:11:19.159 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
Dec 14 11:11:19.163 INFO [stderr] su: No module specific data is present
Dec 14 11:11:19.825 INFO running `"docker" "inspect" "54c47641b4c6f71755c988e29deda4b7b723699b671e91423c7b1fc78ad9a988"`
Dec 14 11:11:20.181 INFO running `"docker" "rm" "-f" "54c47641b4c6f71755c988e29deda4b7b723699b671e91423c7b1fc78ad9a988"`
Dec 14 11:11:20.459 INFO [stdout] 54c47641b4c6f71755c988e29deda4b7b723699b671e91423c7b1fc78ad9a988
Dec 14 11:11:20.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 11:11:20.955 INFO [stdout] 4218ae172ff1a16fce55df81365c95b311c79d73708dd99f75b9a8262ccb1293
Dec 14 11:11:20.957 INFO running `"docker" "start" "-a" "4218ae172ff1a16fce55df81365c95b311c79d73708dd99f75b9a8262ccb1293"`
Dec 14 11:11:22.307 INFO [stderr] usermod: no changes
Dec 14 11:11:22.495 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
Dec 14 11:11:22.495 INFO [stderr]      Running /target/debug/deps/rustatsd-6a1360770711f7b2
Dec 14 11:11:22.501 INFO [stdout] 
Dec 14 11:11:22.501 INFO [stdout] running 1 test
Dec 14 11:11:22.501 INFO [stdout] Done 7
Dec 14 11:11:22.501 INFO [stdout] Done 8
Dec 14 11:11:22.501 INFO [stdout] Done 9
Dec 14 11:11:22.501 INFO [stdout] Done 6
Dec 14 11:11:22.501 INFO [stdout] Done 5
Dec 14 11:11:22.501 INFO [stdout] Done 4
Dec 14 11:11:22.501 INFO [stdout] Done 3
Dec 14 11:11:22.501 INFO [stdout] Done 2
Dec 14 11:11:22.501 INFO [stdout] Done 0
Dec 14 11:11:22.503 INFO [stdout] Done 1
Dec 14 11:11:22.523 INFO [stdout] test test_sync_token ... ok
Dec 14 11:11:22.523 INFO [stdout] 
Dec 14 11:11:22.523 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:11:22.523 INFO [stdout] 
Dec 14 11:11:22.524 INFO [stderr]      Running /target/debug/deps/rustatsd-70b69a023cc85394
Dec 14 11:11:22.526 INFO [stdout] 
Dec 14 11:11:22.526 INFO [stdout] running 14 tests
Dec 14 11:11:22.531 INFO [stdout] test metrics::test_gauge_delta_neg ... ok
Dec 14 11:11:22.531 INFO [stdout] test metrics::test_gauge_delta_pos ... ok
Dec 14 11:11:22.531 INFO [stdout] test metrics::test_gauge_absolute ... ok
Dec 14 11:11:22.531 INFO [stdout] test metrics::test_delete ... ok
Dec 14 11:11:22.532 INFO [stdout] test metrics::test_counter_with_rate ... ok
Dec 14 11:11:22.532 INFO [stdout] test metrics::test_multi ... ok
Dec 14 11:11:22.532 INFO [stdout] test metrics::test_no_type ... ok
Dec 14 11:11:22.532 INFO [stdout] test metrics::test_no_value ... ok
Dec 14 11:11:22.535 INFO [stdout] test metrics::test_counter ... ok
Dec 14 11:11:22.535 INFO [stdout] test metrics::test_sets ... ok
Dec 14 11:11:22.535 INFO [stdout] test metrics::test_only_name ... ok
Dec 14 11:11:22.535 INFO [stdout] test metrics::test_timer_with_rate ... ok
Dec 14 11:11:22.643 INFO [stdout] test metrics::test_fail_delete_no_type ... ok
Dec 14 11:11:22.651 INFO [stdout] test metrics::test_fail_unknown_type ... ok
Dec 14 11:11:22.651 INFO [stdout] 
Dec 14 11:11:22.651 INFO [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:11:22.651 INFO [stdout] 
Dec 14 11:11:22.651 INFO [stderr]    Doc-tests rustatsd
Dec 14 11:11:23.486 INFO [stdout] 
Dec 14 11:11:23.486 INFO [stdout] running 0 tests
Dec 14 11:11:23.486 INFO [stdout] 
Dec 14 11:11:23.486 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:11:23.486 INFO [stdout] 
Dec 14 11:11:23.493 INFO [stderr] su: No module specific data is present
Dec 14 11:11:24.767 INFO running `"docker" "inspect" "4218ae172ff1a16fce55df81365c95b311c79d73708dd99f75b9a8262ccb1293"`
Dec 14 11:11:25.008 INFO running `"docker" "rm" "-f" "4218ae172ff1a16fce55df81365c95b311c79d73708dd99f75b9a8262ccb1293"`
Dec 14 11:11:25.410 INFO [stdout] 4218ae172ff1a16fce55df81365c95b311c79d73708dd99f75b9a8262ccb1293