[INFO] updating cached repository unixunion/solace-metrics
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/unixunion/solace-metrics
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/unixunion/solace-metrics" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/unixunion/solace-metrics"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/unixunion/solace-metrics'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/unixunion/solace-metrics" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/unixunion/solace-metrics"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/unixunion/solace-metrics'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d744192ecd96ef891a4d31827fe60feb1f7c818a
[INFO] sha for GitHub repo unixunion/solace-metrics: d744192ecd96ef891a4d31827fe60feb1f7c818a
[INFO] validating manifest of unixunion/solace-metrics on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of unixunion/solace-metrics on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing unixunion/solace-metrics
[INFO] finished frobbing unixunion/solace-metrics
[INFO] frobbed toml for unixunion/solace-metrics written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/unixunion/solace-metrics/Cargo.toml
[INFO] started frobbing unixunion/solace-metrics
[INFO] finished frobbing unixunion/solace-metrics
[INFO] frobbed toml for unixunion/solace-metrics written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/unixunion/solace-metrics/Cargo.toml
[INFO] crate unixunion/solace-metrics already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/unixunion/solace-metrics/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/unixunion/rust_solace_semp_client_monitor.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/unixunion/rust_solace_semp_client_monitor.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking unixunion/solace-metrics against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/unixunion/solace-metrics:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 695ad4d189c7154f11b68e1460fef3de60bf3cdb543151046c369c1351e5a635
[INFO] running `"docker" "start" "-a" "695ad4d189c7154f11b68e1460fef3de60bf3cdb543151046c369c1351e5a635"`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking log-panics v2.0.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking std-logger v0.3.4
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking hyper-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking influx_db_client v0.3.6
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]     Checking solace_semp_client_monitor v9.1.0-77 (https://github.com/unixunion/rust_solace_semp_client_monitor.git?tag=9.1.0.77#d4378640)
[INFO] [stderr]     Checking solace-monitor v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Arg`
[INFO] [stderr]  --> src/main.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use clap::{Arg, App, load_yaml};
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]   --> src/main.rs:17:39
[INFO] [stderr]    |
[INFO] [stderr] 17 | use influx_db_client::{Point, Points, Value, Precision};
[INFO] [stderr]    |                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::helpers::getselect`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use crate::helpers::getselect;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MsgVpnsResponse`
[INFO] [stderr]   --> src/main.rs:20:58
[INFO] [stderr]    |
[INFO] [stderr] 20 | use solace_semp_client_monitor::models::{MsgVpnResponse, MsgVpnsResponse};
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::*`
[INFO] [stderr]  --> src/helpers.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use colored::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `info`
[INFO] [stderr]  --> src/helpers.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use log::{info};
[INFO] [stderr]   |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/helpers.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]  --> src/helpers.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::future::Ok`
[INFO] [stderr]  --> src/helpers.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures::future::Ok;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/helpers.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/helpers.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stderr]   --> src/helpers.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 | use serde::{Serialize, Deserialize};
[INFO] [stderr]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::any::Any`
[INFO] [stderr]   --> src/helpers.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::any::Any;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::*`
[INFO] [stderr]  --> src/clientconfig.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use colored::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/clientconfig.rs:24:66
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn readconfig(config: String) -> Result<SolaceApiConfig, Box<std::error::Error>> {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Points`, `Precision`
[INFO] [stderr]  --> src/metrics.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 | use influx_db_client::{Point, Points, Precision};
[INFO] [stderr]   |                               ^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MsgVpnJndiQueueResponse`, `MsgVpnsResponse`
[INFO] [stderr]  --> src/metrics.rs:7:58
[INFO] [stderr]   |
[INFO] [stderr] 7 | use solace_semp_client_monitor::models::{MsgVpnResponse, MsgVpnsResponse, MsgVpnJndiQueueResponse};
[INFO] [stderr]   |                                                          ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH`
[INFO] [stderr]   --> src/metrics.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stderr]    |                 ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Itertools`, `iterate`
[INFO] [stderr]   --> src/metrics.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 | use itertools::{Itertools, iterate};
[INFO] [stderr]    |                 ^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::Serialize`
[INFO] [stderr]   --> src/metrics.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use serde::Serialize;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MsgVpnsResponse`
[INFO] [stderr]  --> src/save.rs:6:50
[INFO] [stderr]   |
[INFO] [stderr] 6 | use solace_semp_client_monitor::models::{MsgVpn, MsgVpnsResponse, MsgVpnResponse};
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Arg`
[INFO] [stderr]  --> src/main.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use clap::{Arg, App, load_yaml};
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]   --> src/main.rs:17:39
[INFO] [stderr]    |
[INFO] [stderr] 17 | use influx_db_client::{Point, Points, Value, Precision};
[INFO] [stderr]    |                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::helpers::getselect`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use crate::helpers::getselect;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MsgVpnsResponse`
[INFO] [stderr]   --> src/main.rs:20:58
[INFO] [stderr]    |
[INFO] [stderr] 20 | use solace_semp_client_monitor::models::{MsgVpnResponse, MsgVpnsResponse};
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::*`
[INFO] [stderr]  --> src/helpers.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use colored::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `info`
[INFO] [stderr]  --> src/helpers.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use log::{info};
[INFO] [stderr]   |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/helpers.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]  --> src/helpers.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::future::Ok`
[INFO] [stderr]  --> src/helpers.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures::future::Ok;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/helpers.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/helpers.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stderr]   --> src/helpers.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 | use serde::{Serialize, Deserialize};
[INFO] [stderr]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::any::Any`
[INFO] [stderr]   --> src/helpers.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::any::Any;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::*`
[INFO] [stderr]  --> src/clientconfig.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use colored::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/clientconfig.rs:24:66
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn readconfig(config: String) -> Result<SolaceApiConfig, Box<std::error::Error>> {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Points`, `Precision`
[INFO] [stderr]  --> src/metrics.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 | use influx_db_client::{Point, Points, Precision};
[INFO] [stderr]   |                               ^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MsgVpnJndiQueueResponse`, `MsgVpnsResponse`
[INFO] [stderr]  --> src/metrics.rs:7:58
[INFO] [stderr]   |
[INFO] [stderr] 7 | use solace_semp_client_monitor::models::{MsgVpnResponse, MsgVpnsResponse, MsgVpnJndiQueueResponse};
[INFO] [stderr]   |                                                          ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH`
[INFO] [stderr]   --> src/metrics.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stderr]    |                 ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Itertools`, `iterate`
[INFO] [stderr]   --> src/metrics.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 | use itertools::{Itertools, iterate};
[INFO] [stderr]    |                 ^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::Serialize`
[INFO] [stderr]   --> src/metrics.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use serde::Serialize;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MsgVpnsResponse`
[INFO] [stderr]  --> src/save.rs:6:50
[INFO] [stderr]   |
[INFO] [stderr] 6 | use solace_semp_client_monitor::models::{MsgVpn, MsgVpnsResponse, MsgVpnResponse};
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/save.rs:32:25
[INFO] [stderr]    |
[INFO] [stderr] 32 |                         _ => unimplemented!()
[INFO] [stderr]    |                         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `influxdb_user`
[INFO] [stderr]   --> src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let influxdb_user = matches.value_of("influxdb-user").unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_influxdb_user`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `influxdb_pass`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let influxdb_pass = matches.value_of("influxdb-user").unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_influxdb_pass`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cursor`
[INFO] [stderr]   --> src/main.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut cursor = Cow::Borrowed("");
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_cursor`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `select`
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let mut select = "*";
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_select`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         Err(e) => panic!()
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:170:25
[INFO] [stderr]     |
[INFO] [stderr] 170 |                     Err(e) => {
[INFO] [stderr]     |                         ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `subitem_name`
[INFO] [stderr]   --> src/metrics.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn get(vpn_name: &str, subitem_name: &str, selector: &str, apiclient: &APIClient<HttpsConnector<HttpConnector>>, core: &mut Core) -> Result<MsgVpnResponse, &'static str> {
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_subitem_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/metrics.rs:99:13
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let t = item.data().unwrap();
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `point`
[INFO] [stderr]   --> src/metrics.rs:97:22
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn create_metric(point: &str, item: &MsgVpnResponse, tags: HashMap<String, String>, influxdb_client: &mut InfluxClient) -> Point {
[INFO] [stderr]    |                      ^^^^^ help: consider prefixing with an underscore: `_point`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `influxdb_client`
[INFO] [stderr]   --> src/metrics.rs:97:89
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn create_metric(point: &str, item: &MsgVpnResponse, tags: HashMap<String, String>, influxdb_client: &mut InfluxClient) -> Point {
[INFO] [stderr]    |                                                                                         ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_influxdb_client`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t_vpn_name` is never read
[INFO] [stderr]   --> src/save.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let mut t_vpn_name = "";
[INFO] [stderr]    |                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t_item_name`
[INFO] [stderr]   --> src/save.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut t_item_name = "";
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_t_item_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/save.rs:25:28
[INFO] [stderr]    |
[INFO] [stderr] 25 |                         Ok(r) => {
[INFO] [stderr]    |                            ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/save.rs:28:29
[INFO] [stderr]    |
[INFO] [stderr] 28 |                         Err(e) => {
[INFO] [stderr]    |                             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/save.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |                             Err(e) => {
[INFO] [stderr]    |                                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/save.rs:129:24
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     Ok(t) => debug!("success saving"),
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut cursor = Cow::Borrowed("");
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let mut select = "*";
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let mut sac = clientconfig::readconfig(config_file_name.to_owned());
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let mut sac = clientconfig::readconfig(config_file_name.to_owned());
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let mut pointbatch = Points::create_new(points);
[INFO] [stderr]     |         ----^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/save.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut t_item_name = "";
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/save.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 let mut f = File::create(target_file);
[INFO] [stderr]    |                     ----^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `getwhere`
[INFO] [stderr]   --> src/helpers.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn getwhere(key: &str, name: &str, select: &str) -> (Vec<String>,Vec<String>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:92:25
[INFO] [stderr]    |
[INFO] [stderr] 92 |                         tls.add_root_certificate(t);
[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: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:167:29
[INFO] [stderr]     |
[INFO] [stderr] 167 |                             MsgVpnResponse::save(output_dir, &vpn);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::borrow::ToOwned::to_owned` that must be used
[INFO] [stderr]    --> src/metrics.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 | /         vpn_points
[INFO] [stderr] 109 | |             .add_timestamp(time::now().to_timespec().sec)
[INFO] [stderr] 110 | |             .to_owned();
[INFO] [stderr]     | |________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/save.rs:52:33
[INFO] [stderr]    |
[INFO] [stderr] 52 |                                 _f.write(item.as_bytes());
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/save.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         data.save_in_dir(dir, "vpn", &vpn_name, &item_name);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/save.rs:32:25
[INFO] [stderr]    |
[INFO] [stderr] 32 |                         _ => unimplemented!()
[INFO] [stderr]    |                         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `influxdb_user`
[INFO] [stderr]   --> src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let influxdb_user = matches.value_of("influxdb-user").unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_influxdb_user`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `influxdb_pass`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let influxdb_pass = matches.value_of("influxdb-user").unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_influxdb_pass`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cursor`
[INFO] [stderr]   --> src/main.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut cursor = Cow::Borrowed("");
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_cursor`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `select`
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let mut select = "*";
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_select`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         Err(e) => panic!()
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:170:25
[INFO] [stderr]     |
[INFO] [stderr] 170 |                     Err(e) => {
[INFO] [stderr]     |                         ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `subitem_name`
[INFO] [stderr]   --> src/metrics.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn get(vpn_name: &str, subitem_name: &str, selector: &str, apiclient: &APIClient<HttpsConnector<HttpConnector>>, core: &mut Core) -> Result<MsgVpnResponse, &'static str> {
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_subitem_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/metrics.rs:99:13
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let t = item.data().unwrap();
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `point`
[INFO] [stderr]   --> src/metrics.rs:97:22
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn create_metric(point: &str, item: &MsgVpnResponse, tags: HashMap<String, String>, influxdb_client: &mut InfluxClient) -> Point {
[INFO] [stderr]    |                      ^^^^^ help: consider prefixing with an underscore: `_point`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `influxdb_client`
[INFO] [stderr]   --> src/metrics.rs:97:89
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn create_metric(point: &str, item: &MsgVpnResponse, tags: HashMap<String, String>, influxdb_client: &mut InfluxClient) -> Point {
[INFO] [stderr]    |                                                                                         ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_influxdb_client`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t_vpn_name` is never read
[INFO] [stderr]   --> src/save.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let mut t_vpn_name = "";
[INFO] [stderr]    |                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t_item_name`
[INFO] [stderr]   --> src/save.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut t_item_name = "";
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_t_item_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/save.rs:25:28
[INFO] [stderr]    |
[INFO] [stderr] 25 |                         Ok(r) => {
[INFO] [stderr]    |                            ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/save.rs:28:29
[INFO] [stderr]    |
[INFO] [stderr] 28 |                         Err(e) => {
[INFO] [stderr]    |                             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/save.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |                             Err(e) => {
[INFO] [stderr]    |                                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/save.rs:129:24
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     Ok(t) => debug!("success saving"),
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut cursor = Cow::Borrowed("");
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let mut select = "*";
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let mut sac = clientconfig::readconfig(config_file_name.to_owned());
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let mut sac = clientconfig::readconfig(config_file_name.to_owned());
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let mut pointbatch = Points::create_new(points);
[INFO] [stderr]     |         ----^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/save.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut t_item_name = "";
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/save.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 let mut f = File::create(target_file);
[INFO] [stderr]    |                     ----^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `getwhere`
[INFO] [stderr]   --> src/helpers.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn getwhere(key: &str, name: &str, select: &str) -> (Vec<String>,Vec<String>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:92:25
[INFO] [stderr]    |
[INFO] [stderr] 92 |                         tls.add_root_certificate(t);
[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: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:167:29
[INFO] [stderr]     |
[INFO] [stderr] 167 |                             MsgVpnResponse::save(output_dir, &vpn);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::borrow::ToOwned::to_owned` that must be used
[INFO] [stderr]    --> src/metrics.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 | /         vpn_points
[INFO] [stderr] 109 | |             .add_timestamp(time::now().to_timespec().sec)
[INFO] [stderr] 110 | |             .to_owned();
[INFO] [stderr]     | |________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/save.rs:52:33
[INFO] [stderr]    |
[INFO] [stderr] 52 |                                 _f.write(item.as_bytes());
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/save.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         data.save_in_dir(dir, "vpn", &vpn_name, &item_name);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `"docker" "inspect" "695ad4d189c7154f11b68e1460fef3de60bf3cdb543151046c369c1351e5a635"`
[INFO] running `"docker" "rm" "-f" "695ad4d189c7154f11b68e1460fef3de60bf3cdb543151046c369c1351e5a635"`
[INFO] [stdout] 695ad4d189c7154f11b68e1460fef3de60bf3cdb543151046c369c1351e5a635