[INFO] cloning repository https://github.com/linpingchuan/raft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linpingchuan/raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinpingchuan%2Fraft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinpingchuan%2Fraft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4669f35010abd922ec7d955f10cdde4a36129b9e
[INFO] testing linpingchuan/raft against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinpingchuan%2Fraft" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/linpingchuan/raft
[INFO] finished tweaking git repo https://github.com/linpingchuan/raft
[INFO] tweaked toml for git repo https://github.com/linpingchuan/raft written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/linpingchuan/raft on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/linpingchuan/raft 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27
[INFO] running `Command { std: "docker" "start" "a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
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[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
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[INFO] [stderr]    Compiling quote v0.6.13
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[INFO] [stderr]    Compiling rand_isaac v0.1.1
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[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling raft-proto v0.6.0-alpha
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling slog-term v2.4.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling slog-stdlog v4.0.0
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling fail v0.3.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling slog-envlogger v2.2.0
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[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `Getters` in this scope
[INFO] [stdout]   --> src/raft.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[derive(Getters)]
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `failpoints`
[INFO] [stdout]  --> src/lib.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(feature = "failpoints")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `failpoints` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `default-logger`
[INFO] [stdout]   --> src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[cfg(any(test, feature = "default-logger"))]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `default-logger` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `default_logger`
[INFO] [stdout]   --> src/lib.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 | #[cfg(any(test, feature = "default_logger"))]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `default_logger` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Entry` and `Message`
[INFO] [stdout]  --> src/util.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::protos::eraftpb::{Entry, Message};
[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 doc comment
[INFO] [stdout]   --> src/storage.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             /// 元数据将会保存在这里
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 85 |             snapshot_metadata:Default::default(),
[INFO] [stdout]    |             ------------------------------------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `box_pointers` has been removed: it does not detect other kinds of allocations, and existed only for historical reasons
[INFO] [stdout]   --> src/protos/eraftpb.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![allow(box_pointers)]
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:276:30
[INFO] [stdout]     |
[INFO] [stdout] 276 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[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] 276 -     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout] 276 +     fn as_any(&self) -> &dyn ::std::any::Any {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:277:22
[INFO] [stdout]     |
[INFO] [stdout] 277 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                      ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 277 -         self as &dyn (::std::any::Any)
[INFO] [stdout] 277 +         self as &dyn ::std::any::Any
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:279:42
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout]     |                                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 279 -     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout] 279 +     fn as_any_mut(&mut self) -> &mut dyn ::std::any::Any {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:280:26
[INFO] [stdout]     |
[INFO] [stdout] 280 |         self as &mut dyn (::std::any::Any)
[INFO] [stdout]     |                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 280 -         self as &mut dyn (::std::any::Any)
[INFO] [stdout] 280 +         self as &mut dyn ::std::any::Any
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:282:59
[INFO] [stdout]     |
[INFO] [stdout] 282 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout]     |                                                           ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 282 -     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout] 282 +     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn ::std::any::Any> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:657:30
[INFO] [stdout]     |
[INFO] [stdout] 657 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                              ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 657 -     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout] 657 +     fn as_any(&self) -> &dyn ::std::any::Any {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:658:22
[INFO] [stdout]     |
[INFO] [stdout] 658 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                      ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 658 -         self as &dyn (::std::any::Any)
[INFO] [stdout] 658 +         self as &dyn ::std::any::Any
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:660:42
[INFO] [stdout]     |
[INFO] [stdout] 660 |     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout]     |                                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 660 -     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout] 660 +     fn as_any_mut(&mut self) -> &mut dyn ::std::any::Any {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:661:26
[INFO] [stdout]     |
[INFO] [stdout] 661 |         self as &mut dyn (::std::any::Any)
[INFO] [stdout]     |                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 661 -         self as &mut dyn (::std::any::Any)
[INFO] [stdout] 661 +         self as &mut dyn ::std::any::Any
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:663:59
[INFO] [stdout]     |
[INFO] [stdout] 663 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout]     |                                                           ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 663 -     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout] 663 +     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn ::std::any::Any> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:907:30
[INFO] [stdout]     |
[INFO] [stdout] 907 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                              ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 907 -     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout] 907 +     fn as_any(&self) -> &dyn ::std::any::Any {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:908:22
[INFO] [stdout]     |
[INFO] [stdout] 908 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                      ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 908 -         self as &dyn (::std::any::Any)
[INFO] [stdout] 908 +         self as &dyn ::std::any::Any
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:910:42
[INFO] [stdout]     |
[INFO] [stdout] 910 |     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout]     |                                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 910 -     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout] 910 +     fn as_any_mut(&mut self) -> &mut dyn ::std::any::Any {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:911:26
[INFO] [stdout]     |
[INFO] [stdout] 911 |         self as &mut dyn (::std::any::Any)
[INFO] [stdout]     |                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 911 -         self as &mut dyn (::std::any::Any)
[INFO] [stdout] 911 +         self as &mut dyn ::std::any::Any
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protos/eraftpb.rs:913:59
[INFO] [stdout]     |
[INFO] [stdout] 913 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout]     |                                                           ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 913 -     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout] 913 +     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn ::std::any::Any> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1462:30
[INFO] [stdout]      |
[INFO] [stdout] 1462 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                              ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1462 -     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout] 1462 +     fn as_any(&self) -> &dyn ::std::any::Any {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1463:22
[INFO] [stdout]      |
[INFO] [stdout] 1463 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                      ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1463 -         self as &dyn (::std::any::Any)
[INFO] [stdout] 1463 +         self as &dyn ::std::any::Any
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1465:42
[INFO] [stdout]      |
[INFO] [stdout] 1465 |     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout]      |                                          ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1465 -     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout] 1465 +     fn as_any_mut(&mut self) -> &mut dyn ::std::any::Any {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1466:26
[INFO] [stdout]      |
[INFO] [stdout] 1466 |         self as &mut dyn (::std::any::Any)
[INFO] [stdout]      |                          ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1466 -         self as &mut dyn (::std::any::Any)
[INFO] [stdout] 1466 +         self as &mut dyn ::std::any::Any
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1468:59
[INFO] [stdout]      |
[INFO] [stdout] 1468 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout]      |                                                           ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1468 -     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout] 1468 +     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn ::std::any::Any> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1754:30
[INFO] [stdout]      |
[INFO] [stdout] 1754 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                              ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1754 -     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout] 1754 +     fn as_any(&self) -> &dyn ::std::any::Any {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1755:22
[INFO] [stdout]      |
[INFO] [stdout] 1755 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                      ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1755 -         self as &dyn (::std::any::Any)
[INFO] [stdout] 1755 +         self as &dyn ::std::any::Any
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1757:42
[INFO] [stdout]      |
[INFO] [stdout] 1757 |     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout]      |                                          ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1757 -     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout] 1757 +     fn as_any_mut(&mut self) -> &mut dyn ::std::any::Any {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1758:26
[INFO] [stdout]      |
[INFO] [stdout] 1758 |         self as &mut dyn (::std::any::Any)
[INFO] [stdout]      |                          ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1758 -         self as &mut dyn (::std::any::Any)
[INFO] [stdout] 1758 +         self as &mut dyn ::std::any::Any
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1760:59
[INFO] [stdout]      |
[INFO] [stdout] 1760 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout]      |                                                           ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1760 -     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout] 1760 +     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn ::std::any::Any> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1969:30
[INFO] [stdout]      |
[INFO] [stdout] 1969 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                              ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1969 -     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout] 1969 +     fn as_any(&self) -> &dyn ::std::any::Any {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1970:22
[INFO] [stdout]      |
[INFO] [stdout] 1970 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                      ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1970 -         self as &dyn (::std::any::Any)
[INFO] [stdout] 1970 +         self as &dyn ::std::any::Any
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1972:42
[INFO] [stdout]      |
[INFO] [stdout] 1972 |     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout]      |                                          ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1972 -     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout] 1972 +     fn as_any_mut(&mut self) -> &mut dyn ::std::any::Any {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1973:26
[INFO] [stdout]      |
[INFO] [stdout] 1973 |         self as &mut dyn (::std::any::Any)
[INFO] [stdout]      |                          ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1973 -         self as &mut dyn (::std::any::Any)
[INFO] [stdout] 1973 +         self as &mut dyn ::std::any::Any
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:1975:59
[INFO] [stdout]      |
[INFO] [stdout] 1975 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout]      |                                                           ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1975 -     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout] 1975 +     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn ::std::any::Any> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:2307:30
[INFO] [stdout]      |
[INFO] [stdout] 2307 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                              ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2307 -     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout] 2307 +     fn as_any(&self) -> &dyn ::std::any::Any {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:2308:22
[INFO] [stdout]      |
[INFO] [stdout] 2308 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                      ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2308 -         self as &dyn (::std::any::Any)
[INFO] [stdout] 2308 +         self as &dyn ::std::any::Any
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:2310:42
[INFO] [stdout]      |
[INFO] [stdout] 2310 |     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout]      |                                          ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2310 -     fn as_any_mut(&mut self) -> &mut dyn (::std::any::Any) {
[INFO] [stdout] 2310 +     fn as_any_mut(&mut self) -> &mut dyn ::std::any::Any {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:2311:26
[INFO] [stdout]      |
[INFO] [stdout] 2311 |         self as &mut dyn (::std::any::Any)
[INFO] [stdout]      |                          ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2311 -         self as &mut dyn (::std::any::Any)
[INFO] [stdout] 2311 +         self as &mut dyn ::std::any::Any
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/protos/eraftpb.rs:2313:59
[INFO] [stdout]      |
[INFO] [stdout] 2313 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout]      |                                                           ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2313 -     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn (::std::any::Any)> {
[INFO] [stdout] 2313 +     fn into_any(self: Box<Self>) -> ::std::boxed::Box<dyn ::std::any::Any> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/errors.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |     #[cfg_attr(feature = "cargo-clippy", allow(clippy::match_same_arms))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/errors.rs:132:16
[INFO] [stdout]     |
[INFO] [stdout] 132 |     #[cfg_attr(feature = "cargo-clippy", allow(clippy::match_same_arms))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/util.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::u64;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u64::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]  --> src/util.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const NO_LIMIT: u64 = u64::MAX;
[INFO] [stdout]   |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / quick_error! {
[INFO] [stdout] 20 | |     /// The base error type for raft
[INFO] [stdout] 21 | |     #[derive(Debug)]
[INFO] [stdout] 22 | |     pub enum Error {
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / quick_error! {
[INFO] [stdout] 20 | |     /// The base error type for raft
[INFO] [stdout] 21 | |     #[derive(Debug)]
[INFO] [stdout] 22 | |     pub enum Error {
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / quick_error! {
[INFO] [stdout] 20 | |     /// The base error type for raft
[INFO] [stdout] 21 | |     #[derive(Debug)]
[INFO] [stdout] 22 | |     pub enum Error {
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / quick_error! {
[INFO] [stdout] 20 | |     /// The base error type for raft
[INFO] [stdout] 21 | |     #[derive(Debug)]
[INFO] [stdout] 22 | |     pub enum Error {
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / quick_error! {
[INFO] [stdout] 20 | |     /// The base error type for raft
[INFO] [stdout] 21 | |     #[derive(Debug)]
[INFO] [stdout] 22 | |     pub enum Error {
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / quick_error! {
[INFO] [stdout] 20 | |     /// The base error type for raft
[INFO] [stdout] 21 | |     #[derive(Debug)]
[INFO] [stdout] 22 | |     pub enum Error {
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / quick_error! {
[INFO] [stdout] 20 | |     /// The base error type for raft
[INFO] [stdout] 21 | |     #[derive(Debug)]
[INFO] [stdout] 22 | |     pub enum Error {
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/errors.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | / quick_error! {
[INFO] [stdout] 102 | |     /// An error with the storage.
[INFO] [stdout] 103 | |     #[derive(Debug)]
[INFO] [stdout] 104 | |     pub enum StorageError {
[INFO] [stdout] ...   |
[INFO] [stdout] 129 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/errors.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | / quick_error! {
[INFO] [stdout] 102 | |     /// An error with the storage.
[INFO] [stdout] 103 | |     #[derive(Debug)]
[INFO] [stdout] 104 | |     pub enum StorageError {
[INFO] [stdout] ...   |
[INFO] [stdout] 129 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/errors.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | / quick_error! {
[INFO] [stdout] 102 | |     /// An error with the storage.
[INFO] [stdout] 103 | |     #[derive(Debug)]
[INFO] [stdout] 104 | |     pub enum StorageError {
[INFO] [stdout] ...   |
[INFO] [stdout] 129 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/errors.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | / quick_error! {
[INFO] [stdout] 102 | |     /// An error with the storage.
[INFO] [stdout] 103 | |     #[derive(Debug)]
[INFO] [stdout] 104 | |     pub enum StorageError {
[INFO] [stdout] ...   |
[INFO] [stdout] 129 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: type parameter `T` is never used
[INFO] [stdout]   --> src/raft.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct Raft<T:Storage>{
[INFO] [stdout]    |                 ^ unused type parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:33:29
[INFO] [stdout]    |
[INFO] [stdout] 33 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/errors.rs:125:29
[INFO] [stdout]     |
[INFO] [stdout] 125 |             description(err.description())
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let mut meta=snapshot.take_metadata();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/storage.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let term=meta.term;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0392`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello` (lib) due to 2 previous errors; 62 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27", kill_on_drop: false }`
[INFO] [stdout] a03b738ae69565d99ac5153b909cb20863056371e1cc0eb6c0c8406ec6de1d27
