[INFO] updating cached repository https://github.com/dat2/rust-raft [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8881ddba811664ddb4f67e143b876fc7f06a5c9d [INFO] testing dat2/rust-raft against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Frust-raft" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dat2/rust-raft on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/dat2/rust-raft [INFO] finished tweaking git repo https://github.com/dat2/rust-raft [INFO] tweaked toml for git repo https://github.com/dat2/rust-raft written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/dat2/rust-raft already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fe3badebbc895324fabefb0b21b5aa965d19386a9ac6a2bdfa07ab7e26c8422b [INFO] running `"docker" "start" "-a" "fe3badebbc895324fabefb0b21b5aa965d19386a9ac6a2bdfa07ab7e26c8422b"` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling cfg-if v0.1.0 [INFO] [stderr] Compiling log v0.3.6 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling serde v1.0.4 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling iovec v0.1.0 [INFO] [stderr] Compiling term_size v0.2.3 [INFO] [stderr] Compiling backtrace-sys v0.1.10 [INFO] [stderr] Compiling net2 v0.2.29 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling aho-corasick v0.6.2 [INFO] [stderr] Compiling bytes v0.4.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling clap v2.20.5 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling mio v0.6.7 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling tokio-io v0.1.1 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling tokio-core v0.1.7 [INFO] [stderr] Compiling serde_derive_internals v0.15.0 [INFO] [stderr] Compiling env_logger v0.4.1 [INFO] [stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.4 [INFO] [stderr] Compiling bincode v0.8.0 [INFO] [stderr] Compiling error-chain v0.7.2 [INFO] [stderr] Compiling raft v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `UnboundedReceiver` [INFO] [stderr] --> src/server.rs:13:55 [INFO] [stderr] | [INFO] [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/client.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:34:62 [INFO] [stderr] | [INFO] [stderr] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:53:60 [INFO] [stderr] | [INFO] [stderr] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:87:85 [INFO] [stderr] | [INFO] [stderr] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:89:87 [INFO] [stderr] | [INFO] [stderr] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:33:62 [INFO] [stderr] | [INFO] [stderr] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:52:60 [INFO] [stderr] | [INFO] [stderr] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/state.rs:7:3 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn new() -> RaftState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:11:3 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Follower` [INFO] [stderr] --> src/state.rs:20:3 [INFO] [stderr] | [INFO] [stderr] 20 | Follower(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Candidate` [INFO] [stderr] --> src/state.rs:21:3 [INFO] [stderr] | [INFO] [stderr] 21 | Candidate(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leader` [INFO] [stderr] --> src/state.rs:22:3 [INFO] [stderr] | [INFO] [stderr] 22 | Leader(StateMachine) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `init` [INFO] [stderr] --> src/state.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:47:3 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:3 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:3 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:3 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:3 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `elected` [INFO] [stderr] --> src/state.rs:74:3 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:107:7 [INFO] [stderr] | [INFO] [stderr] 107 | v.send(rng.gen()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:35:21 [INFO] [stderr] | [INFO] [stderr] 35 | Err(e) => Err(e.description().to_string()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `"docker" "inspect" "fe3badebbc895324fabefb0b21b5aa965d19386a9ac6a2bdfa07ab7e26c8422b"` [INFO] running `"docker" "rm" "-f" "fe3badebbc895324fabefb0b21b5aa965d19386a9ac6a2bdfa07ab7e26c8422b"` [INFO] [stdout] fe3badebbc895324fabefb0b21b5aa965d19386a9ac6a2bdfa07ab7e26c8422b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c0d411e76c9aed5c1eac57b8ff6eaf5fb6f716dd57b4a038d497715259e824aa [INFO] running `"docker" "start" "-a" "c0d411e76c9aed5c1eac57b8ff6eaf5fb6f716dd57b4a038d497715259e824aa"` [INFO] [stderr] Compiling raft v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `UnboundedReceiver` [INFO] [stderr] --> src/server.rs:13:55 [INFO] [stderr] | [INFO] [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/client.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:34:62 [INFO] [stderr] | [INFO] [stderr] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:53:60 [INFO] [stderr] | [INFO] [stderr] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:87:85 [INFO] [stderr] | [INFO] [stderr] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:89:87 [INFO] [stderr] | [INFO] [stderr] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:33:62 [INFO] [stderr] | [INFO] [stderr] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:52:60 [INFO] [stderr] | [INFO] [stderr] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/state.rs:7:3 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn new() -> RaftState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:11:3 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Follower` [INFO] [stderr] --> src/state.rs:20:3 [INFO] [stderr] | [INFO] [stderr] 20 | Follower(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Candidate` [INFO] [stderr] --> src/state.rs:21:3 [INFO] [stderr] | [INFO] [stderr] 21 | Candidate(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leader` [INFO] [stderr] --> src/state.rs:22:3 [INFO] [stderr] | [INFO] [stderr] 22 | Leader(StateMachine) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `init` [INFO] [stderr] --> src/state.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:47:3 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:3 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:3 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:3 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:3 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `elected` [INFO] [stderr] --> src/state.rs:74:3 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:107:7 [INFO] [stderr] | [INFO] [stderr] 107 | v.send(rng.gen()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `UnboundedReceiver` [INFO] [stderr] --> src/server.rs:13:55 [INFO] [stderr] | [INFO] [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/client.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:34:62 [INFO] [stderr] | [INFO] [stderr] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:53:60 [INFO] [stderr] | [INFO] [stderr] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:87:85 [INFO] [stderr] | [INFO] [stderr] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:89:87 [INFO] [stderr] | [INFO] [stderr] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:33:62 [INFO] [stderr] | [INFO] [stderr] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:52:60 [INFO] [stderr] | [INFO] [stderr] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/state.rs:7:3 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn new() -> RaftState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:11:3 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Follower` [INFO] [stderr] --> src/state.rs:20:3 [INFO] [stderr] | [INFO] [stderr] 20 | Follower(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Candidate` [INFO] [stderr] --> src/state.rs:21:3 [INFO] [stderr] | [INFO] [stderr] 21 | Candidate(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leader` [INFO] [stderr] --> src/state.rs:22:3 [INFO] [stderr] | [INFO] [stderr] 22 | Leader(StateMachine) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `init` [INFO] [stderr] --> src/state.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:47:3 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:3 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:3 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:3 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:3 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `elected` [INFO] [stderr] --> src/state.rs:74:3 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:107:7 [INFO] [stderr] | [INFO] [stderr] 107 | v.send(rng.gen()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:35:21 [INFO] [stderr] | [INFO] [stderr] 35 | Err(e) => Err(e.description().to_string()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.75s [INFO] running `"docker" "inspect" "c0d411e76c9aed5c1eac57b8ff6eaf5fb6f716dd57b4a038d497715259e824aa"` [INFO] running `"docker" "rm" "-f" "c0d411e76c9aed5c1eac57b8ff6eaf5fb6f716dd57b4a038d497715259e824aa"` [INFO] [stdout] c0d411e76c9aed5c1eac57b8ff6eaf5fb6f716dd57b4a038d497715259e824aa [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 02a10faefd3fc5e14f4d60a4f305a08f00ea3f320f88965a82befe1e69405eff [INFO] running `"docker" "start" "-a" "02a10faefd3fc5e14f4d60a4f305a08f00ea3f320f88965a82befe1e69405eff"` [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `UnboundedReceiver` [INFO] [stderr] --> src/server.rs:13:55 [INFO] [stderr] | [INFO] [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/client.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:34:62 [INFO] [stderr] | [INFO] [stderr] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:53:60 [INFO] [stderr] | [INFO] [stderr] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:87:85 [INFO] [stderr] | [INFO] [stderr] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:89:87 [INFO] [stderr] | [INFO] [stderr] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:33:62 [INFO] [stderr] | [INFO] [stderr] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:52:60 [INFO] [stderr] | [INFO] [stderr] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/state.rs:7:3 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn new() -> RaftState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:11:3 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Follower` [INFO] [stderr] --> src/state.rs:20:3 [INFO] [stderr] | [INFO] [stderr] 20 | Follower(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Candidate` [INFO] [stderr] --> src/state.rs:21:3 [INFO] [stderr] | [INFO] [stderr] 21 | Candidate(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leader` [INFO] [stderr] --> src/state.rs:22:3 [INFO] [stderr] | [INFO] [stderr] 22 | Leader(StateMachine) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `init` [INFO] [stderr] --> src/state.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:47:3 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:3 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:3 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:3 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:3 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `elected` [INFO] [stderr] --> src/state.rs:74:3 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:107:7 [INFO] [stderr] | [INFO] [stderr] 107 | v.send(rng.gen()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `UnboundedReceiver` [INFO] [stderr] --> src/server.rs:13:55 [INFO] [stderr] | [INFO] [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/client.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:34:62 [INFO] [stderr] | [INFO] [stderr] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:53:60 [INFO] [stderr] | [INFO] [stderr] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:87:85 [INFO] [stderr] | [INFO] [stderr] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:89:87 [INFO] [stderr] | [INFO] [stderr] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:33:62 [INFO] [stderr] | [INFO] [stderr] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:52:60 [INFO] [stderr] | [INFO] [stderr] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/state.rs:7:3 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn new() -> RaftState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:11:3 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Follower` [INFO] [stderr] --> src/state.rs:20:3 [INFO] [stderr] | [INFO] [stderr] 20 | Follower(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Candidate` [INFO] [stderr] --> src/state.rs:21:3 [INFO] [stderr] | [INFO] [stderr] 21 | Candidate(StateMachine), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leader` [INFO] [stderr] --> src/state.rs:22:3 [INFO] [stderr] | [INFO] [stderr] 22 | Leader(StateMachine) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `init` [INFO] [stderr] --> src/state.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vote` [INFO] [stderr] --> src/state.rs:47:3 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:3 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:3 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:3 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:3 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `elected` [INFO] [stderr] --> src/state.rs:74:3 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:107:7 [INFO] [stderr] | [INFO] [stderr] 107 | v.send(rng.gen()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:35:21 [INFO] [stderr] | [INFO] [stderr] 35 | Err(e) => Err(e.description().to_string()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/raft-8b7f85e48bce9a5e [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/raftd-96ac8a9a2e07d3cc [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 [INFO] [stdout] [INFO] [stderr] Doc-tests raft [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "02a10faefd3fc5e14f4d60a4f305a08f00ea3f320f88965a82befe1e69405eff"` [INFO] running `"docker" "rm" "-f" "02a10faefd3fc5e14f4d60a4f305a08f00ea3f320f88965a82befe1e69405eff"` [INFO] [stdout] 02a10faefd3fc5e14f4d60a4f305a08f00ea3f320f88965a82befe1e69405eff