[INFO] cloning repository https://github.com/pkinsky/rusty-raft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pkinsky/rusty-raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkinsky%2Frusty-raft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkinsky%2Frusty-raft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9b341c1ceef1f8ecdd028f6c34fb294ad76becf
[INFO] testing pkinsky/rusty-raft against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkinsky%2Frusty-raft" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pkinsky/rusty-raft on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pkinsky/rusty-raft
[INFO] finished tweaking git repo https://github.com/pkinsky/rusty-raft
[INFO] tweaked toml for git repo https://github.com/pkinsky/rusty-raft written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/pkinsky/rusty-raft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30e31b64fe9a097ccaff195902b8704de2a7be5e7f6a8a760bba3d8e3cff402f
[INFO] running `Command { std: "docker" "start" "-a" "30e31b64fe9a097ccaff195902b8704de2a7be5e7f6a8a760bba3d8e3cff402f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30e31b64fe9a097ccaff195902b8704de2a7be5e7f6a8a760bba3d8e3cff402f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e31b64fe9a097ccaff195902b8704de2a7be5e7f6a8a760bba3d8e3cff402f", kill_on_drop: false }`
[INFO] [stdout] 30e31b64fe9a097ccaff195902b8704de2a7be5e7f6a8a760bba3d8e3cff402f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9d000b86d8995f0419e71fe450bcbba971bb1728f724b49fe41feff3fb350ef
[INFO] running `Command { std: "docker" "start" "-a" "c9d000b86d8995f0419e71fe450bcbba971bb1728f724b49fe41feff3fb350ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rand_core v0.3.0
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[INFO] [stderr]    Compiling semver-parser v0.7.0
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[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling winapi-build v0.1.1
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[INFO] [stderr]    Compiling lazycell v1.2.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling arc-swap v0.3.4
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[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.5
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[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling resolv-conf v0.6.1
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling syn v0.15.15
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling tokio-timer v0.2.7
[INFO] [stderr]    Compiling tokio-current-thread v0.1.3
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling tokio-signal v0.2.6
[INFO] [stderr]    Compiling trust-dns-proto v0.4.3
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling trust-dns-resolver v0.9.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling actix_derive v0.3.1
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling actix v0.7.5
[INFO] [stderr]    Compiling raft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |         if (req.term > self.persisted.current_term) {
[INFO] [stdout]     |            ^                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 -         if (req.term > self.persisted.current_term) {
[INFO] [stdout] 114 +         if req.term > self.persisted.current_term {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/main.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     let addr = Node::default().start();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/main.rs:93:44
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn handle(&mut self, req: RequestVote, state: &mut Context<Self>) -> Self::Result {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/main.rs:230:27
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `term`
[INFO] [stdout]   --> src/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     term         : Term, // currentTerm, for candidate to update itself
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vote_granted`
[INFO] [stdout]   --> src/main.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     vote_granted : bool, // true means candidate received vote
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]    --> src/main.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     value:    String, // todo replace
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `volatile`
[INFO] [stdout]    --> src/main.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     volatile:  VolatileState,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next_index`
[INFO] [stdout]    --> src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     next_index:  HashMap<NodeId, LogIdx>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `match_index`
[INFO] [stdout]    --> src/main.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     match_index: HashMap<NodeId, LogIdx>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `commit_index`
[INFO] [stdout]    --> src/main.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 177 |     commit_index: LogIdx,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_applied`
[INFO] [stdout]    --> src/main.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     last_applied: LogIdx,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Candidate`
[INFO] [stdout]    --> src/main.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 |     Candidate, // todo: candidate-specific state (vote-tracking)
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Leader`
[INFO] [stdout]    --> src/main.rs:222:5
[INFO] [stdout]     |
[INFO] [stdout] 222 |     Leader(VolatileLeaderState),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `candidateLogAtLeastAsUpToDate` should have a snake case name
[INFO] [stdout]   --> src/main.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let candidateLogAtLeastAsUpToDate = self.persisted.log.last().map_or(
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_log_at_least_as_up_to_date`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.73s
[INFO] running `Command { std: "docker" "inspect" "c9d000b86d8995f0419e71fe450bcbba971bb1728f724b49fe41feff3fb350ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d000b86d8995f0419e71fe450bcbba971bb1728f724b49fe41feff3fb350ef", kill_on_drop: false }`
[INFO] [stdout] c9d000b86d8995f0419e71fe450bcbba971bb1728f724b49fe41feff3fb350ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 942315ba95b69d41b72ca43ed601197471bb2aee2723b520cba6edcc0e8b0692
[INFO] running `Command { std: "docker" "start" "-a" "942315ba95b69d41b72ca43ed601197471bb2aee2723b520cba6edcc0e8b0692", kill_on_drop: false }`
[INFO] [stderr]    Compiling raft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |         if (req.term > self.persisted.current_term) {
[INFO] [stdout]     |            ^                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 -         if (req.term > self.persisted.current_term) {
[INFO] [stdout] 114 +         if req.term > self.persisted.current_term {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/main.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     let addr = Node::default().start();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/main.rs:93:44
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn handle(&mut self, req: RequestVote, state: &mut Context<Self>) -> Self::Result {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/main.rs:230:27
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `term`
[INFO] [stdout]   --> src/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     term         : Term, // currentTerm, for candidate to update itself
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vote_granted`
[INFO] [stdout]   --> src/main.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     vote_granted : bool, // true means candidate received vote
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]    --> src/main.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     value:    String, // todo replace
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `volatile`
[INFO] [stdout]    --> src/main.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     volatile:  VolatileState,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next_index`
[INFO] [stdout]    --> src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     next_index:  HashMap<NodeId, LogIdx>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `match_index`
[INFO] [stdout]    --> src/main.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     match_index: HashMap<NodeId, LogIdx>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `commit_index`
[INFO] [stdout]    --> src/main.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 177 |     commit_index: LogIdx,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_applied`
[INFO] [stdout]    --> src/main.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     last_applied: LogIdx,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Candidate`
[INFO] [stdout]    --> src/main.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 |     Candidate, // todo: candidate-specific state (vote-tracking)
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Leader`
[INFO] [stdout]    --> src/main.rs:222:5
[INFO] [stdout]     |
[INFO] [stdout] 222 |     Leader(VolatileLeaderState),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `candidateLogAtLeastAsUpToDate` should have a snake case name
[INFO] [stdout]   --> src/main.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let candidateLogAtLeastAsUpToDate = self.persisted.log.last().map_or(
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_log_at_least_as_up_to_date`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/raft-33fc8870cea8ecd6)
[INFO] running `Command { std: "docker" "inspect" "942315ba95b69d41b72ca43ed601197471bb2aee2723b520cba6edcc0e8b0692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942315ba95b69d41b72ca43ed601197471bb2aee2723b520cba6edcc0e8b0692", kill_on_drop: false }`
[INFO] [stdout] 942315ba95b69d41b72ca43ed601197471bb2aee2723b520cba6edcc0e8b0692
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98afe6a2a5dab1913b6f81cf86c700732b651d2651e4e92a562062fa225ffb35
[INFO] running `Command { std: "docker" "start" "-a" "98afe6a2a5dab1913b6f81cf86c700732b651d2651e4e92a562062fa225ffb35", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:114:12
[INFO] [stderr]     |
[INFO] [stderr] 114 |         if (req.term > self.persisted.current_term) {
[INFO] [stderr]     |            ^                                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 114 -         if (req.term > self.persisted.current_term) {
[INFO] [stderr] 114 +         if req.term > self.persisted.current_term {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/main.rs:253:9
[INFO] [stderr]     |
[INFO] [stderr] 253 |     let addr = Node::default().start();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/main.rs:93:44
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn handle(&mut self, req: RequestVote, state: &mut Context<Self>) -> Self::Result {
[INFO] [stderr]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]    --> src/main.rs:230:27
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `term`
[INFO] [stderr]   --> src/main.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     term         : Term, // currentTerm, for candidate to update itself
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `vote_granted`
[INFO] [stderr]   --> src/main.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     vote_granted : bool, // true means candidate received vote
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]    --> src/main.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     value:    String, // todo replace
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `volatile`
[INFO] [stderr]    --> src/main.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     volatile:  VolatileState,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `next_index`
[INFO] [stderr]    --> src/main.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     next_index:  HashMap<NodeId, LogIdx>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `match_index`
[INFO] [stderr]    --> src/main.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     match_index: HashMap<NodeId, LogIdx>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `commit_index`
[INFO] [stderr]    --> src/main.rs:177:5
[INFO] [stderr]     |
[INFO] [stderr] 177 |     commit_index: LogIdx,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `last_applied`
[INFO] [stderr]    --> src/main.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     last_applied: LogIdx,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Candidate`
[INFO] [stderr]    --> src/main.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     Candidate, // todo: candidate-specific state (vote-tracking)
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Leader`
[INFO] [stderr]    --> src/main.rs:222:5
[INFO] [stderr]     |
[INFO] [stderr] 222 |     Leader(VolatileLeaderState),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `candidateLogAtLeastAsUpToDate` should have a snake case name
[INFO] [stderr]   --> src/main.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let candidateLogAtLeastAsUpToDate = self.persisted.log.last().map_or(
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_log_at_least_as_up_to_date`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `raft` (bin "raft" test) generated 15 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/raft-33fc8870cea8ecd6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98afe6a2a5dab1913b6f81cf86c700732b651d2651e4e92a562062fa225ffb35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98afe6a2a5dab1913b6f81cf86c700732b651d2651e4e92a562062fa225ffb35", kill_on_drop: false }`
[INFO] [stdout] 98afe6a2a5dab1913b6f81cf86c700732b651d2651e4e92a562062fa225ffb35