Dec 19 10:51:28.262 INFO checking pkinsky/rusty-raft against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 10:51:28.262 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/pkinsky/rusty-raft:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:51:28.486 INFO [stdout] 7ef25a83e5d407c53d7d42ba29b998a75a5e30b36fc2a274ce6d627adbca1cb8
Dec 19 10:51:28.490 INFO running `"docker" "start" "-a" "7ef25a83e5d407c53d7d42ba29b998a75a5e30b36fc2a274ce6d627adbca1cb8"`
Dec 19 10:51:29.452 INFO [stderr]    Compiling syn v0.15.15
Dec 19 10:51:29.453 INFO [stderr]     Checking tokio-signal v0.2.6
Dec 19 10:51:29.453 INFO [stderr]     Checking trust-dns-proto v0.4.3
Dec 19 10:51:33.605 INFO [stderr]     Checking trust-dns-resolver v0.9.1
Dec 19 10:51:50.470 INFO [stderr]    Compiling synstructure v0.10.1
Dec 19 10:51:50.471 INFO [stderr]    Compiling actix_derive v0.3.1
Dec 19 10:51:59.178 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 19 10:52:01.569 INFO [stderr]     Checking failure v0.1.3
Dec 19 10:52:02.109 INFO [stderr]     Checking actix v0.7.5
Dec 19 10:52:04.649 INFO [stderr]     Checking raft v0.1.0 (/opt/crater/workdir)
Dec 19 10:52:05.431 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 10:52:05.431 INFO [stderr]    --> src/main.rs:114:12
Dec 19 10:52:05.431 INFO [stderr]     |
Dec 19 10:52:05.431 INFO [stderr] 114 |         if (req.term > self.persisted.current_term) {
Dec 19 10:52:05.431 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 10:52:05.431 INFO [stderr]     |
Dec 19 10:52:05.431 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 10:52:05.431 INFO [stderr] 
Dec 19 10:52:05.571 INFO [stderr] warning: unused variable: `addr`
Dec 19 10:52:05.572 INFO [stderr]    --> src/main.rs:253:9
Dec 19 10:52:05.572 INFO [stderr]     |
Dec 19 10:52:05.573 INFO [stderr] 253 |     let addr = Node::default().start();
Dec 19 10:52:05.573 INFO [stderr]     |         ^^^^ help: consider using `_addr` instead
Dec 19 10:52:05.573 INFO [stderr]     |
Dec 19 10:52:05.573 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 10:52:05.574 INFO [stderr] 
Dec 19 10:52:05.574 INFO [stderr] warning: unused variable: `state`
Dec 19 10:52:05.575 INFO [stderr]   --> src/main.rs:93:44
Dec 19 10:52:05.575 INFO [stderr]    |
Dec 19 10:52:05.575 INFO [stderr] 93 |     fn handle(&mut self, req: RequestVote, state: &mut Context<Self>) -> Self::Result {
Dec 19 10:52:05.576 INFO [stderr]    |                                            ^^^^^ help: consider using `_state` instead
Dec 19 10:52:05.576 INFO [stderr] 
Dec 19 10:52:05.576 INFO [stderr] warning: unused variable: `ctx`
Dec 19 10:52:05.578 INFO [stderr]    --> src/main.rs:230:27
Dec 19 10:52:05.578 INFO [stderr]     |
Dec 19 10:52:05.578 INFO [stderr] 230 |     fn started(&mut self, ctx: &mut Self::Context) {
Dec 19 10:52:05.578 INFO [stderr]     |                           ^^^ help: consider using `_ctx` instead
Dec 19 10:52:05.579 INFO [stderr] 
Dec 19 10:52:05.620 INFO [stderr] warning: field is never used: `term`
Dec 19 10:52:05.621 INFO [stderr]   --> src/main.rs:69:5
Dec 19 10:52:05.621 INFO [stderr]    |
Dec 19 10:52:05.621 INFO [stderr] 69 |     term         : Term, // currentTerm, for candidate to update itself
Dec 19 10:52:05.622 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.622 INFO [stderr]    |
Dec 19 10:52:05.623 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:52:05.623 INFO [stderr] 
Dec 19 10:52:05.623 INFO [stderr] warning: field is never used: `vote_granted`
Dec 19 10:52:05.624 INFO [stderr]   --> src/main.rs:70:5
Dec 19 10:52:05.624 INFO [stderr]    |
Dec 19 10:52:05.624 INFO [stderr] 70 |     vote_granted : bool, // true means candidate received vote
Dec 19 10:52:05.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.625 INFO [stderr] 
Dec 19 10:52:05.625 INFO [stderr] warning: field is never used: `value`
Dec 19 10:52:05.625 INFO [stderr]    --> src/main.rs:141:5
Dec 19 10:52:05.626 INFO [stderr]     |
Dec 19 10:52:05.626 INFO [stderr] 141 |     value:    String, // todo replace
Dec 19 10:52:05.626 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 19 10:52:05.626 INFO [stderr] 
Dec 19 10:52:05.627 INFO [stderr] warning: field is never used: `volatile`
Dec 19 10:52:05.627 INFO [stderr]    --> src/main.rs:147:5
Dec 19 10:52:05.627 INFO [stderr]     |
Dec 19 10:52:05.628 INFO [stderr] 147 |     volatile:  VolatileState,
Dec 19 10:52:05.628 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.628 INFO [stderr] 
Dec 19 10:52:05.628 INFO [stderr] warning: field is never used: `next_index`
Dec 19 10:52:05.629 INFO [stderr]    --> src/main.rs:168:5
Dec 19 10:52:05.629 INFO [stderr]     |
Dec 19 10:52:05.629 INFO [stderr] 168 |     next_index:  HashMap<NodeId, LogIdx>,
Dec 19 10:52:05.629 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.630 INFO [stderr] 
Dec 19 10:52:05.630 INFO [stderr] warning: field is never used: `match_index`
Dec 19 10:52:05.630 INFO [stderr]    --> src/main.rs:171:5
Dec 19 10:52:05.631 INFO [stderr]     |
Dec 19 10:52:05.631 INFO [stderr] 171 |     match_index: HashMap<NodeId, LogIdx>,
Dec 19 10:52:05.631 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.631 INFO [stderr] 
Dec 19 10:52:05.632 INFO [stderr] warning: field is never used: `commit_index`
Dec 19 10:52:05.632 INFO [stderr]    --> src/main.rs:177:5
Dec 19 10:52:05.632 INFO [stderr]     |
Dec 19 10:52:05.633 INFO [stderr] 177 |     commit_index: LogIdx,
Dec 19 10:52:05.633 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.634 INFO [stderr] 
Dec 19 10:52:05.634 INFO [stderr] warning: field is never used: `last_applied`
Dec 19 10:52:05.634 INFO [stderr]    --> src/main.rs:180:5
Dec 19 10:52:05.634 INFO [stderr]     |
Dec 19 10:52:05.635 INFO [stderr] 180 |     last_applied: LogIdx,
Dec 19 10:52:05.635 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.635 INFO [stderr] 
Dec 19 10:52:05.636 INFO [stderr] warning: variant is never constructed: `Candidate`
Dec 19 10:52:05.636 INFO [stderr]    --> src/main.rs:221:5
Dec 19 10:52:05.636 INFO [stderr]     |
Dec 19 10:52:05.637 INFO [stderr] 221 |     Candidate, // todo: candidate-specific state (vote-tracking)
Dec 19 10:52:05.637 INFO [stderr]     |     ^^^^^^^^^
Dec 19 10:52:05.637 INFO [stderr] 
Dec 19 10:52:05.637 INFO [stderr] warning: variant is never constructed: `Leader`
Dec 19 10:52:05.638 INFO [stderr]    --> src/main.rs:222:5
Dec 19 10:52:05.638 INFO [stderr]     |
Dec 19 10:52:05.638 INFO [stderr] 222 |     Leader(VolatileLeaderState),
Dec 19 10:52:05.638 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.639 INFO [stderr] 
Dec 19 10:52:05.640 INFO [stderr] warning: variable `candidateLogAtLeastAsUpToDate` should have a snake case name such as `candidate_log_at_least_as_up_to_date`
Dec 19 10:52:05.641 INFO [stderr]   --> src/main.rs:95:13
Dec 19 10:52:05.641 INFO [stderr]    |
Dec 19 10:52:05.641 INFO [stderr] 95 |         let candidateLogAtLeastAsUpToDate = self.persisted.log.last().map_or(
Dec 19 10:52:05.642 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.642 INFO [stderr]    |
Dec 19 10:52:05.642 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 10:52:05.643 INFO [stderr] 
Dec 19 10:52:05.842 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 10:52:05.842 INFO [stderr]    --> src/main.rs:114:12
Dec 19 10:52:05.842 INFO [stderr]     |
Dec 19 10:52:05.842 INFO [stderr] 114 |         if (req.term > self.persisted.current_term) {
Dec 19 10:52:05.842 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 10:52:05.842 INFO [stderr]     |
Dec 19 10:52:05.842 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 10:52:05.842 INFO [stderr] 
Dec 19 10:52:05.946 INFO [stderr] warning: unused variable: `addr`
Dec 19 10:52:05.948 INFO [stderr]    --> src/main.rs:253:9
Dec 19 10:52:05.948 INFO [stderr]     |
Dec 19 10:52:05.948 INFO [stderr] 253 |     let addr = Node::default().start();
Dec 19 10:52:05.948 INFO [stderr]     |         ^^^^ help: consider using `_addr` instead
Dec 19 10:52:05.948 INFO [stderr]     |
Dec 19 10:52:05.948 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 10:52:05.948 INFO [stderr] 
Dec 19 10:52:05.948 INFO [stderr] warning: unused variable: `state`
Dec 19 10:52:05.948 INFO [stderr]   --> src/main.rs:93:44
Dec 19 10:52:05.948 INFO [stderr]    |
Dec 19 10:52:05.948 INFO [stderr] 93 |     fn handle(&mut self, req: RequestVote, state: &mut Context<Self>) -> Self::Result {
Dec 19 10:52:05.948 INFO [stderr]    |                                            ^^^^^ help: consider using `_state` instead
Dec 19 10:52:05.948 INFO [stderr] 
Dec 19 10:52:05.948 INFO [stderr] warning: unused variable: `ctx`
Dec 19 10:52:05.948 INFO [stderr]    --> src/main.rs:230:27
Dec 19 10:52:05.948 INFO [stderr]     |
Dec 19 10:52:05.948 INFO [stderr] 230 |     fn started(&mut self, ctx: &mut Self::Context) {
Dec 19 10:52:05.948 INFO [stderr]     |                           ^^^ help: consider using `_ctx` instead
Dec 19 10:52:05.948 INFO [stderr] 
Dec 19 10:52:05.973 INFO [stderr] warning: field is never used: `term`
Dec 19 10:52:05.973 INFO [stderr]   --> src/main.rs:69:5
Dec 19 10:52:05.973 INFO [stderr]    |
Dec 19 10:52:05.973 INFO [stderr] 69 |     term         : Term, // currentTerm, for candidate to update itself
Dec 19 10:52:05.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.973 INFO [stderr]    |
Dec 19 10:52:05.973 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:52:05.973 INFO [stderr] 
Dec 19 10:52:05.973 INFO [stderr] warning: field is never used: `vote_granted`
Dec 19 10:52:05.973 INFO [stderr]   --> src/main.rs:70:5
Dec 19 10:52:05.973 INFO [stderr]    |
Dec 19 10:52:05.973 INFO [stderr] 70 |     vote_granted : bool, // true means candidate received vote
Dec 19 10:52:05.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.974 INFO [stderr] 
Dec 19 10:52:05.974 INFO [stderr] warning: field is never used: `value`
Dec 19 10:52:05.974 INFO [stderr]    --> src/main.rs:141:5
Dec 19 10:52:05.974 INFO [stderr]     |
Dec 19 10:52:05.974 INFO [stderr] 141 |     value:    String, // todo replace
Dec 19 10:52:05.974 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 19 10:52:05.974 INFO [stderr] 
Dec 19 10:52:05.974 INFO [stderr] warning: field is never used: `volatile`
Dec 19 10:52:05.974 INFO [stderr]    --> src/main.rs:147:5
Dec 19 10:52:05.974 INFO [stderr]     |
Dec 19 10:52:05.974 INFO [stderr] 147 |     volatile:  VolatileState,
Dec 19 10:52:05.974 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.974 INFO [stderr] 
Dec 19 10:52:05.974 INFO [stderr] warning: field is never used: `next_index`
Dec 19 10:52:05.974 INFO [stderr]    --> src/main.rs:168:5
Dec 19 10:52:05.974 INFO [stderr]     |
Dec 19 10:52:05.974 INFO [stderr] 168 |     next_index:  HashMap<NodeId, LogIdx>,
Dec 19 10:52:05.974 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.974 INFO [stderr] 
Dec 19 10:52:05.974 INFO [stderr] warning: field is never used: `match_index`
Dec 19 10:52:05.974 INFO [stderr]    --> src/main.rs:171:5
Dec 19 10:52:05.974 INFO [stderr]     |
Dec 19 10:52:05.974 INFO [stderr] 171 |     match_index: HashMap<NodeId, LogIdx>,
Dec 19 10:52:05.974 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.974 INFO [stderr] 
Dec 19 10:52:05.975 INFO [stderr] warning: field is never used: `commit_index`
Dec 19 10:52:05.975 INFO [stderr]    --> src/main.rs:177:5
Dec 19 10:52:05.975 INFO [stderr]     |
Dec 19 10:52:05.975 INFO [stderr] 177 |     commit_index: LogIdx,
Dec 19 10:52:05.975 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.975 INFO [stderr] 
Dec 19 10:52:05.975 INFO [stderr] warning: field is never used: `last_applied`
Dec 19 10:52:05.975 INFO [stderr]    --> src/main.rs:180:5
Dec 19 10:52:05.975 INFO [stderr]     |
Dec 19 10:52:05.975 INFO [stderr] 180 |     last_applied: LogIdx,
Dec 19 10:52:05.975 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.975 INFO [stderr] 
Dec 19 10:52:05.975 INFO [stderr] warning: variant is never constructed: `Candidate`
Dec 19 10:52:05.975 INFO [stderr]    --> src/main.rs:221:5
Dec 19 10:52:05.975 INFO [stderr]     |
Dec 19 10:52:05.975 INFO [stderr] 221 |     Candidate, // todo: candidate-specific state (vote-tracking)
Dec 19 10:52:05.975 INFO [stderr]     |     ^^^^^^^^^
Dec 19 10:52:05.975 INFO [stderr] 
Dec 19 10:52:05.975 INFO [stderr] warning: variant is never constructed: `Leader`
Dec 19 10:52:05.975 INFO [stderr]    --> src/main.rs:222:5
Dec 19 10:52:05.975 INFO [stderr]     |
Dec 19 10:52:05.975 INFO [stderr] 222 |     Leader(VolatileLeaderState),
Dec 19 10:52:05.975 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.975 INFO [stderr] 
Dec 19 10:52:05.976 INFO [stderr] warning: variable `candidateLogAtLeastAsUpToDate` should have a snake case name such as `candidate_log_at_least_as_up_to_date`
Dec 19 10:52:05.976 INFO [stderr]   --> src/main.rs:95:13
Dec 19 10:52:05.976 INFO [stderr]    |
Dec 19 10:52:05.976 INFO [stderr] 95 |         let candidateLogAtLeastAsUpToDate = self.persisted.log.last().map_or(
Dec 19 10:52:05.976 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:52:05.976 INFO [stderr]    |
Dec 19 10:52:05.976 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 10:52:05.976 INFO [stderr] 
Dec 19 10:52:06.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.86s
Dec 19 10:52:07.200 INFO running `"docker" "inspect" "7ef25a83e5d407c53d7d42ba29b998a75a5e30b36fc2a274ce6d627adbca1cb8"`
Dec 19 10:52:07.539 INFO running `"docker" "rm" "-f" "7ef25a83e5d407c53d7d42ba29b998a75a5e30b36fc2a274ce6d627adbca1cb8"`
Dec 19 10:52:07.812 INFO [stdout] 7ef25a83e5d407c53d7d42ba29b998a75a5e30b36fc2a274ce6d627adbca1cb8