[INFO] cloning repository https://github.com/dat2/rust-raft [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dat2/rust-raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Frust-raft"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Frust-raft'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8881ddba811664ddb4f67e143b876fc7f06a5c9d [INFO] testing dat2/rust-raft against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Frust-raft" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dat2/rust-raft on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-3/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+beta-2020-06-03" "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] a21e096551b03da7e7d6f61ed4652d7f98ecff03d638969b9f1b7e981ca30e0b [INFO] running `"docker" "start" "-a" "a21e096551b03da7e7d6f61ed4652d7f98ecff03d638969b9f1b7e981ca30e0b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.21 [INFO] [stderr] Compiling cfg-if v0.1.0 [INFO] [stderr] Compiling log v0.3.6 [INFO] [stderr] Compiling gcc v0.3.43 [INFO] [stderr] Compiling futures v0.1.13 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling lazycell v0.4.0 [INFO] [stderr] Compiling regex-syntax v0.4.0 [INFO] [stderr] Compiling scoped-tls v0.1.0 [INFO] [stderr] Compiling rustc-demangle v0.1.4 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling unicode-segmentation v1.1.0 [INFO] [stderr] Compiling serde v1.0.4 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling iovec v0.1.0 [INFO] [stderr] Compiling net2 v0.2.29 [INFO] [stderr] Compiling thread-id v3.0.0 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling term_size v0.2.3 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling bytes v0.4.3 [INFO] [stderr] Compiling aho-corasick v0.6.2 [INFO] [stderr] Compiling clap v2.20.5 [INFO] [stderr] Compiling backtrace-sys v0.1.10 [INFO] [stderr] Compiling mio v0.6.7 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling tokio-io v0.1.1 [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stderr] Compiling serde_derive_internals v0.15.0 [INFO] [stderr] Compiling env_logger v0.4.1 [INFO] [stderr] Compiling tokio-core v0.1.7 [INFO] [stderr] Compiling serde_derive v1.0.4 [INFO] [stderr] Compiling tokio-proto v0.1.1 [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: associated function is never used: `new` [INFO] [stderr] --> src/state.rs:7:10 [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: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:11:10 [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: associated function is never used: `init` [INFO] [stderr] --> src/state.rs:42:10 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:47:10 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:10 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:10 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:10 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:10 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `elected` [INFO] [stderr] --> src/state.rs:74:10 [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 49.75s [INFO] running `"docker" "inspect" "a21e096551b03da7e7d6f61ed4652d7f98ecff03d638969b9f1b7e981ca30e0b"` [INFO] running `"docker" "rm" "-f" "a21e096551b03da7e7d6f61ed4652d7f98ecff03d638969b9f1b7e981ca30e0b"` [INFO] [stdout] a21e096551b03da7e7d6f61ed4652d7f98ecff03d638969b9f1b7e981ca30e0b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+beta-2020-06-03" "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] dff73f7404aec1ee499a61623ab1ecaf317d9a515655abd783a2698caa31f402 [INFO] running `"docker" "start" "-a" "dff73f7404aec1ee499a61623ab1ecaf317d9a515655abd783a2698caa31f402"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [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: associated function is never used: `new` [INFO] [stderr] --> src/state.rs:7:10 [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: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:11:10 [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: associated function is never used: `init` [INFO] [stderr] --> src/state.rs:42:10 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:47:10 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:10 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:10 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:10 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:10 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `elected` [INFO] [stderr] --> src/state.rs:74:10 [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/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: 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: associated function is never used: `new` [INFO] [stderr] --> src/state.rs:7:10 [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: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:11:10 [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: associated function is never used: `init` [INFO] [stderr] --> src/state.rs:42:10 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:47:10 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:10 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:10 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:10 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:10 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `elected` [INFO] [stderr] --> src/state.rs:74:10 [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `"docker" "inspect" "dff73f7404aec1ee499a61623ab1ecaf317d9a515655abd783a2698caa31f402"` [INFO] running `"docker" "rm" "-f" "dff73f7404aec1ee499a61623ab1ecaf317d9a515655abd783a2698caa31f402"` [INFO] [stdout] dff73f7404aec1ee499a61623ab1ecaf317d9a515655abd783a2698caa31f402 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 22b6ad6b6ef554b3c92be71bcb102e58910257f144e7337309ba95c5b97cad47 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "22b6ad6b6ef554b3c92be71bcb102e58910257f144e7337309ba95c5b97cad47"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [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: associated function is never used: `new` [INFO] [stderr] --> src/state.rs:7:10 [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: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:11:10 [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: associated function is never used: `init` [INFO] [stderr] --> src/state.rs:42:10 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:47:10 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:10 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:10 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:10 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:10 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `elected` [INFO] [stderr] --> src/state.rs:74:10 [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: associated function is never used: `new` [INFO] [stderr] --> src/state.rs:7:10 [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: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:11:10 [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: associated function is never used: `init` [INFO] [stderr] --> src/state.rs:42:10 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `vote` [INFO] [stderr] --> src/state.rs:47:10 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `complete_vote` [INFO] [stderr] --> src/state.rs:52:10 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `election_timeout` [INFO] [stderr] --> src/state.rs:57:10 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `failed_majority_timeout` [INFO] [stderr] --> src/state.rs:64:10 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `other_leader_elected` [INFO] [stderr] --> src/state.rs:69:10 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `elected` [INFO] [stderr] --> src/state.rs:74:10 [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 0.15s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/raft-60a77313fcf4a018 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/raftd-4d21042a99ff174b [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] [stdout] [INFO] [stderr] Doc-tests raft [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] [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" "22b6ad6b6ef554b3c92be71bcb102e58910257f144e7337309ba95c5b97cad47"` [INFO] running `"docker" "rm" "-f" "22b6ad6b6ef554b3c92be71bcb102e58910257f144e7337309ba95c5b97cad47"` [INFO] [stdout] 22b6ad6b6ef554b3c92be71bcb102e58910257f144e7337309ba95c5b97cad47