[INFO] cloning repository https://github.com/danielwaterworth/raft-logic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielwaterworth/raft-logic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwaterworth%2Fraft-logic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwaterworth%2Fraft-logic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 335b4fadd367577c11b1012a7327a10d00e706f2
[INFO] checking danielwaterworth/raft-logic against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwaterworth%2Fraft-logic" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danielwaterworth/raft-logic
[INFO] finished tweaking git repo https://github.com/danielwaterworth/raft-logic
[INFO] tweaked toml for git repo https://github.com/danielwaterworth/raft-logic written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danielwaterworth/raft-logic on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/danielwaterworth/raft-logic 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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24fc6ac6eadc8bea16c5d94782e6f984d5b45688c821e97b1c7dd105ef78361f
[INFO] running `Command { std: "docker" "start" "-a" "24fc6ac6eadc8bea16c5d94782e6f984d5b45688c821e97b1c7dd105ef78361f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24fc6ac6eadc8bea16c5d94782e6f984d5b45688c821e97b1c7dd105ef78361f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24fc6ac6eadc8bea16c5d94782e6f984d5b45688c821e97b1c7dd105ef78361f", kill_on_drop: false }`
[INFO] [stdout] 24fc6ac6eadc8bea16c5d94782e6f984d5b45688c821e97b1c7dd105ef78361f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2068217316ae957cce8648b23946f5226bbd9d2c146c742a5ef10301d20e5fd
[INFO] running `Command { std: "docker" "start" "-a" "c2068217316ae957cce8648b23946f5226bbd9d2c146c742a5ef10301d20e5fd", kill_on_drop: false }`
[INFO] [stderr]     Checking raft-logic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LogIndex`
[INFO] [stdout]  --> src/raft.rs:2:56
[INFO] [stdout]   |
[INFO] [stdout] 2 |     compare_log_versions, GetResult, InsertError, Log, LogIndex, LogStatus,
[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 variable: `term`
[INFO] [stdout]    --> src/raft.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         term: 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] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:415:32
[INFO] [stdout]     |
[INFO] [stdout] 415 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:418:29
[INFO] [stdout]     |
[INFO] [stdout] 418 |             State::Leader { follower_infos } => {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_id`
[INFO] [stdout]    --> src/raft.rs:427:9
[INFO] [stdout]     |
[INFO] [stdout] 427 |         server_id: ServerID,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:461:32
[INFO] [stdout]     |
[INFO] [stdout] 461 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:476:29
[INFO] [stdout]     |
[INFO] [stdout] 476 |             State::Leader { follower_infos } => {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:484:9
[INFO] [stdout]     |
[INFO] [stdout] 484 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:488:29
[INFO] [stdout]     |
[INFO] [stdout] 488 |             State::Follower(follower_state) => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:520:29
[INFO] [stdout]     |
[INFO] [stdout] 520 |             State::Leader { follower_infos } => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:544:9
[INFO] [stdout]     |
[INFO] [stdout] 544 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:549:29
[INFO] [stdout]     |
[INFO] [stdout] 549 |             State::Follower(follower_state) => unreachable!(
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:552:32
[INFO] [stdout]     |
[INFO] [stdout] 552 |             State::Candidate { votes_received } => unreachable!(
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:647:29
[INFO] [stdout]     |
[INFO] [stdout] 647 |             State::Follower(follower_state) => self.transition_to_candidate(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:648:32
[INFO] [stdout]     |
[INFO] [stdout] 648 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:651:29
[INFO] [stdout]     |
[INFO] [stdout] 651 |             State::Leader { follower_infos } => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LogIndex`
[INFO] [stdout]  --> src/raft.rs:2:56
[INFO] [stdout]   |
[INFO] [stdout] 2 |     compare_log_versions, GetResult, InsertError, Log, LogIndex, LogStatus,
[INFO] [stdout]   |                                                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:350:32
[INFO] [stdout]     |
[INFO] [stdout] 350 |     fn transition_to_candidate(&mut self) -> Operation<ServerID, L::Entry> {
[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] 350 |     fn transition_to_candidate(&mut self) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:366:9
[INFO] [stdout]     |
[INFO] [stdout] 366 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 367 |         entry: L::Entry,
[INFO] [stdout] 368 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 368 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 398 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 402 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 402 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 428 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 428 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:433:9
[INFO] [stdout]     |
[INFO] [stdout] 433 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 439 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 439 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:483:9
[INFO] [stdout]     |
[INFO] [stdout] 483 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 486 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 486 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:525:9
[INFO] [stdout]     |
[INFO] [stdout] 525 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 528 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 528 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:543:9
[INFO] [stdout]     |
[INFO] [stdout] 543 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 547 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 547 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:645:23
[INFO] [stdout]     |
[INFO] [stdout] 645 |     fn handle_timeout(&mut self) -> Operation<ServerID, L::Entry> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 645 |     fn handle_timeout(&mut self) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         term: 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] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:415:32
[INFO] [stdout]     |
[INFO] [stdout] 415 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:418:29
[INFO] [stdout]     |
[INFO] [stdout] 418 |             State::Leader { follower_infos } => {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_id`
[INFO] [stdout]    --> src/raft.rs:427:9
[INFO] [stdout]     |
[INFO] [stdout] 427 |         server_id: ServerID,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:461:32
[INFO] [stdout]     |
[INFO] [stdout] 461 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:476:29
[INFO] [stdout]     |
[INFO] [stdout] 476 |             State::Leader { follower_infos } => {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:484:9
[INFO] [stdout]     |
[INFO] [stdout] 484 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:488:29
[INFO] [stdout]     |
[INFO] [stdout] 488 |             State::Follower(follower_state) => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:520:29
[INFO] [stdout]     |
[INFO] [stdout] 520 |             State::Leader { follower_infos } => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:544:9
[INFO] [stdout]     |
[INFO] [stdout] 544 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:549:29
[INFO] [stdout]     |
[INFO] [stdout] 549 |             State::Follower(follower_state) => unreachable!(
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:552:32
[INFO] [stdout]     |
[INFO] [stdout] 552 |             State::Candidate { votes_received } => unreachable!(
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:647:29
[INFO] [stdout]     |
[INFO] [stdout] 647 |             State::Follower(follower_state) => self.transition_to_candidate(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:648:32
[INFO] [stdout]     |
[INFO] [stdout] 648 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:651:29
[INFO] [stdout]     |
[INFO] [stdout] 651 |             State::Leader { follower_infos } => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:350:32
[INFO] [stdout]     |
[INFO] [stdout] 350 |     fn transition_to_candidate(&mut self) -> Operation<ServerID, L::Entry> {
[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] 350 |     fn transition_to_candidate(&mut self) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:366:9
[INFO] [stdout]     |
[INFO] [stdout] 366 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 367 |         entry: L::Entry,
[INFO] [stdout] 368 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 368 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 398 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 402 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 402 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 428 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 428 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:433:9
[INFO] [stdout]     |
[INFO] [stdout] 433 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 439 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 439 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:483:9
[INFO] [stdout]     |
[INFO] [stdout] 483 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 486 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 486 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:525:9
[INFO] [stdout]     |
[INFO] [stdout] 525 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 528 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 528 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:543:9
[INFO] [stdout]     |
[INFO] [stdout] 543 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 547 |     ) -> Operation<ServerID, L::Entry> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 547 |     ) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raft.rs:645:23
[INFO] [stdout]     |
[INFO] [stdout] 645 |     fn handle_timeout(&mut self) -> Operation<ServerID, L::Entry> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 645 |     fn handle_timeout(&mut self) -> Operation<'_, ServerID, L::Entry> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "c2068217316ae957cce8648b23946f5226bbd9d2c146c742a5ef10301d20e5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2068217316ae957cce8648b23946f5226bbd9d2c146c742a5ef10301d20e5fd", kill_on_drop: false }`
[INFO] [stdout] c2068217316ae957cce8648b23946f5226bbd9d2c146c742a5ef10301d20e5fd
