[INFO] cloning repository https://github.com/BugenZhao/Raft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BugenZhao/Raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBugenZhao%2FRaft", kill_on_drop: false }`
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[INFO] [stdout] 8f095bdaecd4e1ff571570a6611f69639216f957
[INFO] checking BugenZhao/Raft against master#ff647322379c48947c196639599067665ff9eb88 for pr-151539-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBugenZhao%2FRaft" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `Service`
[INFO] [stdout]   --> percolator/src/service.rs:12:74
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use timestamp::{add_service as add_tso_service, Client as TSOClient, Service};
[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: `Service` and `add_service as add_tso_service`
[INFO] [stdout]   --> percolator/src/service.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use timestamp::{add_service as add_tso_service, Client as TSOClient, Service};
[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 import: `add_service as add_transaction_service`
[INFO] [stdout]   --> percolator/src/service.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub use transaction::{add_service as add_transaction_service, Client as TransactionClient};
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TTL` is never used
[INFO] [stdout]   --> percolator/src/server.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const TTL: Duration = Duration::from_millis(100);
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TimestampOracle` is never constructed
[INFO] [stdout]   --> percolator/src/server.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct TimestampOracle {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Key` is never used
[INFO] [stdout]   --> percolator/src/server.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type Key = (Vec<u8>, u64);
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]   --> percolator/src/server.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub enum Value {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_ts` and `as_bytes` are never used
[INFO] [stdout]   --> percolator/src/server.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl Value {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 45 |     fn as_ts(&self) -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn as_bytes(&self) -> &[u8] {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Column` is never used
[INFO] [stdout]   --> percolator/src/server.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub enum Column {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KvTable` is never constructed
[INFO] [stdout]   --> percolator/src/server.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct KvTable {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> percolator/src/server.rs:76:8
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl KvTable {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout]  76 |     fn column_ref(&self, column: Column) -> &BTreeMap<Key, (Value, Instant)> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  84 |     fn column_mut(&mut self, column: Column) -> &mut BTreeMap<Key, (Value, Instant)> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn read(
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn read_owned(
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn write(&mut self, key: Vec<u8>, column: Column, ts: u64, value: Value) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     fn erase(&mut self, key: &[u8], column: Column, commit_ts: u64) -> Option<Value> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     fn try_erase_expired(&mut self, key: &[u8], column: Column, commit_ts: u64) -> Option<Value> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MemoryStorage` is never constructed
[INFO] [stdout]    --> percolator/src/server.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub struct MemoryStorage {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `back_off_maybe_clean_up_lock` is never used
[INFO] [stdout]    --> percolator/src/server.rs:258:8
[INFO] [stdout]     |
[INFO] [stdout] 257 | impl MemoryStorage {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] 258 |     fn back_off_maybe_clean_up_lock<'a>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stdout] warning: unused import: `add_service as add_raft_service`
[INFO] [stdout]   --> raft/src/proto/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         add_service as add_raft_service, Client as RaftClient, Service as RaftService,
[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 import: `add_service as add_kv_service`
[INFO] [stdout]   --> raft/src/proto/mod.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub use self::kv::{add_service as add_kv_service, Client as KvClient, Service as KvService};
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> raft/src/kvraft/server.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Get { value: String },
[INFO] [stdout]    |     ---   ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NotifyReply` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Command` is never used
[INFO] [stdout]   --> raft/src/kvraft/server.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | type Command = KvRequest;
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `start` is never used
[INFO] [stdout]    --> raft/src/kvraft/server.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl KvServer {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 103 |     /// Send and start a command to Raft layer.
[INFO] [stdout] 104 |     fn start(&mut self, command: Command) -> Result<oneshot::Receiver<NotifyReply>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `timer_action_tx` is never used
[INFO] [stdout]    --> raft/src/raft/mod.rs:208:8
[INFO] [stdout]     |
[INFO] [stdout] 201 | impl Raft {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 208 |     fn timer_action_tx(&self) -> &UnboundedSender<TimerAction> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset_timeout` is never used
[INFO] [stdout]    --> raft/src/raft/mod.rs:428:8
[INFO] [stdout]     |
[INFO] [stdout] 308 | impl Raft {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 428 |     fn reset_timeout(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `handle_request_vote_request`, `handle_append_entries_request`, and `handle_install_snapshot_request` are never used
[INFO] [stdout]    --> raft/src/raft/mod.rs:552:8
[INFO] [stdout]     |
[INFO] [stdout] 492 | impl Raft {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 552 |     fn handle_request_vote_request(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 622 |     fn handle_append_entries_request(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 764 |     fn handle_install_snapshot_request(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pop_back` is never used
[INFO] [stdout]    --> raft/src/raft/states.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout]  66 | impl Log {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     pub fn pop_back(&mut self) -> Option<Entry> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> raft/src/raft/states.rs:281:18
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn write(&mut self) -> PersistentStateGuard {
[INFO] [stdout]     |                  ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn write(&mut self) -> PersistentStateGuard<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> raft/src/raft/states.rs:281:18
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn write(&mut self) -> PersistentStateGuard {
[INFO] [stdout]     |                  ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn write(&mut self) -> PersistentStateGuard<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "88cab1639d092843fa4dbe86a0acbd399ee7855bbc40b714ca020e8ec0876f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88cab1639d092843fa4dbe86a0acbd399ee7855bbc40b714ca020e8ec0876f96", kill_on_drop: false }`
[INFO] [stdout] 88cab1639d092843fa4dbe86a0acbd399ee7855bbc40b714ca020e8ec0876f96
