Dec 17 17:44:18.948 INFO checking pkinsky/rusty-raft against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 17:44:18.948 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:44:19.201 INFO [stdout] d8df7fdc40db96460c20286b06012e05df0572e09eb6334a058f2367ab36f97f
Dec 17 17:44:19.206 INFO running `"docker" "start" "-a" "d8df7fdc40db96460c20286b06012e05df0572e09eb6334a058f2367ab36f97f"`
Dec 17 17:44:20.850 INFO [stderr]    Compiling syn v0.15.15
Dec 17 17:44:20.864 INFO [stderr]     Checking tokio-signal v0.2.6
Dec 17 17:44:20.864 INFO [stderr]     Checking trust-dns-proto v0.4.3
Dec 17 17:44:24.333 INFO [stderr]     Checking trust-dns-resolver v0.9.1
Dec 17 17:44:39.688 INFO [stderr]    Compiling synstructure v0.10.1
Dec 17 17:44:39.688 INFO [stderr]    Compiling actix_derive v0.3.1
Dec 17 17:44:47.966 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 17 17:44:50.594 INFO [stderr]     Checking failure v0.1.3
Dec 17 17:44:51.072 INFO [stderr]     Checking actix v0.7.5
Dec 17 17:44:53.799 INFO [stderr]     Checking raft v0.1.0 (/opt/crater/workdir)
Dec 17 17:44:54.688 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 17 17:44:54.688 INFO [stderr]    --> src/main.rs:114:12
Dec 17 17:44:54.688 INFO [stderr]     |
Dec 17 17:44:54.688 INFO [stderr] 114 |         if (req.term > self.persisted.current_term) {
Dec 17 17:44:54.688 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 17:44:54.688 INFO [stderr]     |
Dec 17 17:44:54.688 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 17 17:44:54.688 INFO [stderr] 
Dec 17 17:44:54.792 INFO [stderr] warning: unused variable: `addr`
Dec 17 17:44:54.792 INFO [stderr]    --> src/main.rs:253:9
Dec 17 17:44:54.792 INFO [stderr]     |
Dec 17 17:44:54.792 INFO [stderr] 253 |     let addr = Node::default().start();
Dec 17 17:44:54.792 INFO [stderr]     |         ^^^^ help: consider using `_addr` instead
Dec 17 17:44:54.792 INFO [stderr]     |
Dec 17 17:44:54.792 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 17:44:54.792 INFO [stderr] 
Dec 17 17:44:54.792 INFO [stderr] warning: unused variable: `state`
Dec 17 17:44:54.792 INFO [stderr]   --> src/main.rs:93:44
Dec 17 17:44:54.792 INFO [stderr]    |
Dec 17 17:44:54.792 INFO [stderr] 93 |     fn handle(&mut self, req: RequestVote, state: &mut Context<Self>) -> Self::Result {
Dec 17 17:44:54.792 INFO [stderr]    |                                            ^^^^^ help: consider using `_state` instead
Dec 17 17:44:54.792 INFO [stderr] 
Dec 17 17:44:54.792 INFO [stderr] warning: unused variable: `ctx`
Dec 17 17:44:54.792 INFO [stderr]    --> src/main.rs:230:27
Dec 17 17:44:54.792 INFO [stderr]     |
Dec 17 17:44:54.792 INFO [stderr] 230 |     fn started(&mut self, ctx: &mut Self::Context) {
Dec 17 17:44:54.792 INFO [stderr]     |                           ^^^ help: consider using `_ctx` instead
Dec 17 17:44:54.792 INFO [stderr] 
Dec 17 17:44:54.824 INFO [stderr] warning: field is never used: `term`
Dec 17 17:44:54.824 INFO [stderr]   --> src/main.rs:69:5
Dec 17 17:44:54.824 INFO [stderr]    |
Dec 17 17:44:54.824 INFO [stderr] 69 |     term         : Term, // currentTerm, for candidate to update itself
Dec 17 17:44:54.824 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.824 INFO [stderr]    |
Dec 17 17:44:54.824 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 17:44:54.824 INFO [stderr] 
Dec 17 17:44:54.824 INFO [stderr] warning: field is never used: `vote_granted`
Dec 17 17:44:54.824 INFO [stderr]   --> src/main.rs:70:5
Dec 17 17:44:54.824 INFO [stderr]    |
Dec 17 17:44:54.824 INFO [stderr] 70 |     vote_granted : bool, // true means candidate received vote
Dec 17 17:44:54.824 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.824 INFO [stderr] 
Dec 17 17:44:54.824 INFO [stderr] warning: field is never used: `value`
Dec 17 17:44:54.824 INFO [stderr]    --> src/main.rs:141:5
Dec 17 17:44:54.824 INFO [stderr]     |
Dec 17 17:44:54.824 INFO [stderr] 141 |     value:    String, // todo replace
Dec 17 17:44:54.824 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.825 INFO [stderr] warning: field is never used: `volatile`
Dec 17 17:44:54.825 INFO [stderr]    --> src/main.rs:147:5
Dec 17 17:44:54.825 INFO [stderr]     |
Dec 17 17:44:54.825 INFO [stderr] 147 |     volatile:  VolatileState,
Dec 17 17:44:54.825 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.825 INFO [stderr] warning: field is never used: `next_index`
Dec 17 17:44:54.825 INFO [stderr]    --> src/main.rs:168:5
Dec 17 17:44:54.825 INFO [stderr]     |
Dec 17 17:44:54.825 INFO [stderr] 168 |     next_index:  HashMap<NodeId, LogIdx>,
Dec 17 17:44:54.825 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.825 INFO [stderr] warning: field is never used: `match_index`
Dec 17 17:44:54.825 INFO [stderr]    --> src/main.rs:171:5
Dec 17 17:44:54.825 INFO [stderr]     |
Dec 17 17:44:54.825 INFO [stderr] 171 |     match_index: HashMap<NodeId, LogIdx>,
Dec 17 17:44:54.825 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.825 INFO [stderr] warning: field is never used: `commit_index`
Dec 17 17:44:54.825 INFO [stderr]    --> src/main.rs:177:5
Dec 17 17:44:54.825 INFO [stderr]     |
Dec 17 17:44:54.825 INFO [stderr] 177 |     commit_index: LogIdx,
Dec 17 17:44:54.825 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.825 INFO [stderr] warning: field is never used: `last_applied`
Dec 17 17:44:54.825 INFO [stderr]    --> src/main.rs:180:5
Dec 17 17:44:54.825 INFO [stderr]     |
Dec 17 17:44:54.825 INFO [stderr] 180 |     last_applied: LogIdx,
Dec 17 17:44:54.825 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.825 INFO [stderr] warning: variant is never constructed: `Candidate`
Dec 17 17:44:54.825 INFO [stderr]    --> src/main.rs:221:5
Dec 17 17:44:54.825 INFO [stderr]     |
Dec 17 17:44:54.825 INFO [stderr] 221 |     Candidate, // todo: candidate-specific state (vote-tracking)
Dec 17 17:44:54.825 INFO [stderr]     |     ^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.825 INFO [stderr] warning: variant is never constructed: `Leader`
Dec 17 17:44:54.825 INFO [stderr]    --> src/main.rs:222:5
Dec 17 17:44:54.825 INFO [stderr]     |
Dec 17 17:44:54.825 INFO [stderr] 222 |     Leader(VolatileLeaderState),
Dec 17 17:44:54.825 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.825 INFO [stderr] warning: variable `candidateLogAtLeastAsUpToDate` should have a snake case name such as `candidate_log_at_least_as_up_to_date`
Dec 17 17:44:54.825 INFO [stderr]   --> src/main.rs:95:13
Dec 17 17:44:54.825 INFO [stderr]    |
Dec 17 17:44:54.825 INFO [stderr] 95 |         let candidateLogAtLeastAsUpToDate = self.persisted.log.last().map_or(
Dec 17 17:44:54.825 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.825 INFO [stderr]    |
Dec 17 17:44:54.825 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 17:44:54.825 INFO [stderr] 
Dec 17 17:44:54.826 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 17 17:44:54.826 INFO [stderr]    --> src/main.rs:114:12
Dec 17 17:44:54.826 INFO [stderr]     |
Dec 17 17:44:54.826 INFO [stderr] 114 |         if (req.term > self.persisted.current_term) {
Dec 17 17:44:54.826 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 17:44:54.826 INFO [stderr]     |
Dec 17 17:44:54.826 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 17 17:44:54.826 INFO [stderr] 
Dec 17 17:44:54.948 INFO [stderr] warning: unused variable: `addr`
Dec 17 17:44:54.948 INFO [stderr]    --> src/main.rs:253:9
Dec 17 17:44:54.948 INFO [stderr]     |
Dec 17 17:44:54.948 INFO [stderr] 253 |     let addr = Node::default().start();
Dec 17 17:44:54.948 INFO [stderr]     |         ^^^^ help: consider using `_addr` instead
Dec 17 17:44:54.948 INFO [stderr]     |
Dec 17 17:44:54.948 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 17:44:54.948 INFO [stderr] 
Dec 17 17:44:54.948 INFO [stderr] warning: unused variable: `state`
Dec 17 17:44:54.948 INFO [stderr]   --> src/main.rs:93:44
Dec 17 17:44:54.948 INFO [stderr]    |
Dec 17 17:44:54.948 INFO [stderr] 93 |     fn handle(&mut self, req: RequestVote, state: &mut Context<Self>) -> Self::Result {
Dec 17 17:44:54.948 INFO [stderr]    |                                            ^^^^^ help: consider using `_state` instead
Dec 17 17:44:54.948 INFO [stderr] 
Dec 17 17:44:54.948 INFO [stderr] warning: unused variable: `ctx`
Dec 17 17:44:54.948 INFO [stderr]    --> src/main.rs:230:27
Dec 17 17:44:54.948 INFO [stderr]     |
Dec 17 17:44:54.948 INFO [stderr] 230 |     fn started(&mut self, ctx: &mut Self::Context) {
Dec 17 17:44:54.948 INFO [stderr]     |                           ^^^ help: consider using `_ctx` instead
Dec 17 17:44:54.948 INFO [stderr] 
Dec 17 17:44:54.976 INFO [stderr] warning: field is never used: `term`
Dec 17 17:44:54.976 INFO [stderr]   --> src/main.rs:69:5
Dec 17 17:44:54.976 INFO [stderr]    |
Dec 17 17:44:54.976 INFO [stderr] 69 |     term         : Term, // currentTerm, for candidate to update itself
Dec 17 17:44:54.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.976 INFO [stderr]    |
Dec 17 17:44:54.976 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 17:44:54.976 INFO [stderr] 
Dec 17 17:44:54.976 INFO [stderr] warning: field is never used: `vote_granted`
Dec 17 17:44:54.977 INFO [stderr]   --> src/main.rs:70:5
Dec 17 17:44:54.977 INFO [stderr]    |
Dec 17 17:44:54.977 INFO [stderr] 70 |     vote_granted : bool, // true means candidate received vote
Dec 17 17:44:54.977 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: field is never used: `value`
Dec 17 17:44:54.977 INFO [stderr]    --> src/main.rs:141:5
Dec 17 17:44:54.977 INFO [stderr]     |
Dec 17 17:44:54.977 INFO [stderr] 141 |     value:    String, // todo replace
Dec 17 17:44:54.977 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: field is never used: `volatile`
Dec 17 17:44:54.977 INFO [stderr]    --> src/main.rs:147:5
Dec 17 17:44:54.977 INFO [stderr]     |
Dec 17 17:44:54.977 INFO [stderr] 147 |     volatile:  VolatileState,
Dec 17 17:44:54.977 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: field is never used: `next_index`
Dec 17 17:44:54.977 INFO [stderr]    --> src/main.rs:168:5
Dec 17 17:44:54.977 INFO [stderr]     |
Dec 17 17:44:54.977 INFO [stderr] 168 |     next_index:  HashMap<NodeId, LogIdx>,
Dec 17 17:44:54.977 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: field is never used: `match_index`
Dec 17 17:44:54.977 INFO [stderr]    --> src/main.rs:171:5
Dec 17 17:44:54.977 INFO [stderr]     |
Dec 17 17:44:54.977 INFO [stderr] 171 |     match_index: HashMap<NodeId, LogIdx>,
Dec 17 17:44:54.977 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: field is never used: `commit_index`
Dec 17 17:44:54.977 INFO [stderr]    --> src/main.rs:177:5
Dec 17 17:44:54.977 INFO [stderr]     |
Dec 17 17:44:54.977 INFO [stderr] 177 |     commit_index: LogIdx,
Dec 17 17:44:54.977 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: field is never used: `last_applied`
Dec 17 17:44:54.977 INFO [stderr]    --> src/main.rs:180:5
Dec 17 17:44:54.977 INFO [stderr]     |
Dec 17 17:44:54.977 INFO [stderr] 180 |     last_applied: LogIdx,
Dec 17 17:44:54.977 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: variant is never constructed: `Candidate`
Dec 17 17:44:54.977 INFO [stderr]    --> src/main.rs:221:5
Dec 17 17:44:54.977 INFO [stderr]     |
Dec 17 17:44:54.977 INFO [stderr] 221 |     Candidate, // todo: candidate-specific state (vote-tracking)
Dec 17 17:44:54.977 INFO [stderr]     |     ^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: variant is never constructed: `Leader`
Dec 17 17:44:54.977 INFO [stderr]    --> src/main.rs:222:5
Dec 17 17:44:54.977 INFO [stderr]     |
Dec 17 17:44:54.977 INFO [stderr] 222 |     Leader(VolatileLeaderState),
Dec 17 17:44:54.977 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:54.977 INFO [stderr] warning: variable `candidateLogAtLeastAsUpToDate` should have a snake case name such as `candidate_log_at_least_as_up_to_date`
Dec 17 17:44:54.977 INFO [stderr]   --> src/main.rs:95:13
Dec 17 17:44:54.977 INFO [stderr]    |
Dec 17 17:44:54.977 INFO [stderr] 95 |         let candidateLogAtLeastAsUpToDate = self.persisted.log.last().map_or(
Dec 17 17:44:54.977 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:54.977 INFO [stderr]    |
Dec 17 17:44:54.977 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 17:44:54.977 INFO [stderr] 
Dec 17 17:44:55.014 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.40s
Dec 17 17:44:55.824 INFO running `"docker" "inspect" "d8df7fdc40db96460c20286b06012e05df0572e09eb6334a058f2367ab36f97f"`
Dec 17 17:44:56.150 INFO running `"docker" "rm" "-f" "d8df7fdc40db96460c20286b06012e05df0572e09eb6334a058f2367ab36f97f"`
Dec 17 17:44:56.532 INFO [stdout] d8df7fdc40db96460c20286b06012e05df0572e09eb6334a058f2367ab36f97f