[INFO] cloning repository https://github.com/roman-karpovich/rust-cloudwatch-ebs-exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roman-karpovich/rust-cloudwatch-ebs-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froman-karpovich%2Frust-cloudwatch-ebs-exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froman-karpovich%2Frust-cloudwatch-ebs-exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e9f5a44cca43ccb03a311ce95b24beb82158fb3
[INFO] checking roman-karpovich/rust-cloudwatch-ebs-exporter against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froman-karpovich%2Frust-cloudwatch-ebs-exporter" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/roman-karpovich/rust-cloudwatch-ebs-exporter
[INFO] finished tweaking git repo https://github.com/roman-karpovich/rust-cloudwatch-ebs-exporter
[INFO] tweaked toml for git repo https://github.com/roman-karpovich/rust-cloudwatch-ebs-exporter written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/roman-karpovich/rust-cloudwatch-ebs-exporter on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/roman-karpovich/rust-cloudwatch-ebs-exporter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.37
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded rusoto_signature v0.48.0
[INFO] [stderr]   Downloaded aws_volume_limit_calculator v0.1.1
[INFO] [stderr]   Downloaded rusoto_credential v0.48.0
[INFO] [stderr]   Downloaded rusoto_core v0.48.0
[INFO] [stderr]   Downloaded serde v1.0.147
[INFO] [stderr]   Downloaded async-trait v0.1.58
[INFO] [stderr]   Downloaded prometheus_exporter v0.8.5
[INFO] [stderr]   Downloaded link-cplusplus v1.0.7
[INFO] [stderr]   Downloaded scratch v1.0.2
[INFO] [stderr]   Downloaded lru v0.8.1
[INFO] [stderr]   Downloaded chunked_transfer v1.4.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.82
[INFO] [stderr]   Downloaded thiserror v1.0.37
[INFO] [stderr]   Downloaded tiny_http v0.10.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.77
[INFO] [stderr]   Downloaded rusoto_cloudwatch v0.48.0
[INFO] [stderr]   Downloaded prometheus v0.13.3
[INFO] [stderr]   Downloaded cxx-build v1.0.82
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.82
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded serde_derive v1.0.147
[INFO] [stderr]   Downloaded rusoto_rds v0.48.0
[INFO] [stderr]   Downloaded clap v3.2.23
[INFO] [stderr]   Downloaded cxx v1.0.82
[INFO] [stderr]   Downloaded openssl v0.10.42
[INFO] [stderr]   Downloaded tokio v1.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9a83808c6020154e195e51ceca46d87f5461677f0411ed17fde5589b3740161
[INFO] running `Command { std: "docker" "start" "-a" "c9a83808c6020154e195e51ceca46d87f5461677f0411ed17fde5589b3740161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9a83808c6020154e195e51ceca46d87f5461677f0411ed17fde5589b3740161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a83808c6020154e195e51ceca46d87f5461677f0411ed17fde5589b3740161", kill_on_drop: false }`
[INFO] [stdout] c9a83808c6020154e195e51ceca46d87f5461677f0411ed17fde5589b3740161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b978b692e16cc8f25e9a4534d09d4d914349ed21533dba3d48d6a27b780d20a5
[INFO] running `Command { std: "docker" "start" "-a" "b978b692e16cc8f25e9a4534d09d4d914349ed21533dba3d48d6a27b780d20a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling tokio v1.22.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling prometheus v0.13.3
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]    Compiling rusoto_core v0.48.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking unsafe-libyaml v0.2.4
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking aws_volume_limit_calculator v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling openssl-sys v0.9.77
[INFO] [stderr]     Checking time v0.3.17
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking lru v0.8.1
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking clap v3.2.23
[INFO] [stderr]     Checking tiny_http v0.10.0
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking prometheus_exporter v0.8.5
[INFO] [stderr]     Checking futures-executor v0.3.25
[INFO] [stderr]     Checking futures v0.3.25
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.15
[INFO] [stderr]     Checking chrono v0.4.23
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_yaml v0.9.14
[INFO] [stderr]     Checking hyper v0.14.23
[INFO] [stderr]     Checking rusoto_credential v0.48.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking rusoto_signature v0.48.0
[INFO] [stderr]     Checking rusoto_cloudwatch v0.48.0
[INFO] [stderr]     Checking rusoto_rds v0.48.0
[INFO] [stderr]     Checking rust-aws-ebs-exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/rds_metric.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/rds_metric.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::SystemTime`
[INFO] [stdout]  --> src/rds_metric.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::SystemTime;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Gauge` and `Histogram`
[INFO] [stdout]  --> src/rds_metric.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use prometheus::{self, Gauge, GaugeVec, Histogram};
[INFO] [stdout]   |                        ^^^^^            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Client`
[INFO] [stdout]   --> src/rds_metric.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | use rusoto_core::{Client, HttpClient, Region};
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DBInstance` and `Filter`
[INFO] [stdout]   --> src/rds_metric.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | use rusoto_rds::{DBInstance, RdsClient, Rds, DescribeDBInstancesMessage, Filter};
[INFO] [stdout]    |                  ^^^^^^^^^^                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MetricDataResult`
[INFO] [stdout]   --> src/rds_metric.rs:21:111
[INFO] [stdout]    |
[INFO] [stdout] 21 | use rusoto_cloudwatch::{CloudWatch, CloudWatchClient, Dimension, GetMetricDataInput, Metric, MetricDataQuery, MetricDataResult, Metr...
[INFO] [stdout]    |                                                                                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusoto_core::request::TlsError`
[INFO] [stdout]   --> src/rds_metric.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use rusoto_core::request::TlsError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/rds_metric.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             (StorageType::GP2) => {
[INFO] [stdout]    |             ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 -             (StorageType::GP2) => {
[INFO] [stdout] 47 +             StorageType::GP2  => {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/rds_metric.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             (StorageType::GP3) => {
[INFO] [stdout]    |             ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             (StorageType::GP3) => {
[INFO] [stdout] 50 +             StorageType::GP3  => {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/rds_metric.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             (StorageType::IO1) => {
[INFO] [stdout]    |             ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -             (StorageType::IO1) => {
[INFO] [stdout] 53 +             StorageType::IO1  => {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]   --> src/main.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::sync::{Arc, Mutex};
[INFO] [stdout]    |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `try_join`
[INFO] [stdout]   --> src/main.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | use futures::{try_join};
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::executor::block_on`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use futures::executor::block_on;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future::join_all`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use futures::future::join_all;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RDSInstance`
[INFO] [stdout]   --> src/main.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::config::{RDSInstance, read_config};
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IOPS_LIMIT`, `InstanceDetails`, `get_instance_details`, and `get_instance_metric`
[INFO] [stdout]   --> src/main.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::rds_metric::{get_instance_details, get_instance_metric, InstanceDetails, IOPS_LIMIT};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/rds_metric.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/rds_metric.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::SystemTime`
[INFO] [stdout]  --> src/rds_metric.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::SystemTime;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Gauge` and `Histogram`
[INFO] [stdout]  --> src/rds_metric.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use prometheus::{self, Gauge, GaugeVec, Histogram};
[INFO] [stdout]   |                        ^^^^^            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Client`
[INFO] [stdout]   --> src/rds_metric.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | use rusoto_core::{Client, HttpClient, Region};
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DBInstance` and `Filter`
[INFO] [stdout]   --> src/rds_metric.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | use rusoto_rds::{DBInstance, RdsClient, Rds, DescribeDBInstancesMessage, Filter};
[INFO] [stdout]    |                  ^^^^^^^^^^                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MetricDataResult`
[INFO] [stdout]   --> src/rds_metric.rs:21:111
[INFO] [stdout]    |
[INFO] [stdout] 21 | use rusoto_cloudwatch::{CloudWatch, CloudWatchClient, Dimension, GetMetricDataInput, Metric, MetricDataQuery, MetricDataResult, Metr...
[INFO] [stdout]    |                                                                                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusoto_core::request::TlsError`
[INFO] [stdout]   --> src/rds_metric.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use rusoto_core::request::TlsError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/rds_metric.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             (StorageType::GP2) => {
[INFO] [stdout]    |             ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 -             (StorageType::GP2) => {
[INFO] [stdout] 47 +             StorageType::GP2  => {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/rds_metric.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             (StorageType::GP3) => {
[INFO] [stdout]    |             ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             (StorageType::GP3) => {
[INFO] [stdout] 50 +             StorageType::GP3  => {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/rds_metric.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             (StorageType::IO1) => {
[INFO] [stdout]    |             ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -             (StorageType::IO1) => {
[INFO] [stdout] 53 +             StorageType::IO1  => {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]   --> src/main.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::sync::{Arc, Mutex};
[INFO] [stdout]    |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `try_join`
[INFO] [stdout]   --> src/main.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | use futures::{try_join};
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::executor::block_on`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use futures::executor::block_on;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future::join_all`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use futures::future::join_all;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RDSInstance`
[INFO] [stdout]   --> src/main.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::config::{RDSInstance, read_config};
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IOPS_LIMIT`, `InstanceDetails`, `get_instance_details`, and `get_instance_metric`
[INFO] [stdout]   --> src/main.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::rds_metric::{get_instance_details, get_instance_metric, InstanceDetails, IOPS_LIMIT};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/rds_metric.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |         Err(error) => {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/rds_metric.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         Err(err) => Err("handling failed".to_string()),
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remote_addr`
[INFO] [stdout]    --> src/main.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let remote_addr = socket.remote_addr();
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_req` is never used
[INFO] [stdout]   --> src/main.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | async fn serve_req(_req: Request<Body>) -> Result<Response<Body>, hyper::Error> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enabled_metrics` is never read
[INFO] [stdout]   --> src/config.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 19 |     pub enabled_metrics: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/rds_metric.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |         Err(error) => {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/rds_metric.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         Err(err) => Err("handling failed".to_string()),
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remote_addr`
[INFO] [stdout]    --> src/main.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let remote_addr = socket.remote_addr();
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_req` is never used
[INFO] [stdout]   --> src/main.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | async fn serve_req(_req: Request<Body>) -> Result<Response<Body>, hyper::Error> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enabled_metrics` is never read
[INFO] [stdout]   --> src/config.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 19 |     pub enabled_metrics: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.91s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "b978b692e16cc8f25e9a4534d09d4d914349ed21533dba3d48d6a27b780d20a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b978b692e16cc8f25e9a4534d09d4d914349ed21533dba3d48d6a27b780d20a5", kill_on_drop: false }`
[INFO] [stdout] b978b692e16cc8f25e9a4534d09d4d914349ed21533dba3d48d6a27b780d20a5
