Dec 04 20:12:25.640 INFO checking dat2/rust-raft against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 20:12:25.640 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 20:12:26.187 INFO [stdout] a5acee4bafd7673bcaa96a816c652afb1671d1b4cfcaf798634d18d447f4db04
Dec 04 20:12:26.189 INFO running `"docker" "start" "-a" "a5acee4bafd7673bcaa96a816c652afb1671d1b4cfcaf798634d18d447f4db04"`
Dec 04 20:12:28.139 INFO [stderr] usermod: no changes
Dec 04 20:12:28.406 INFO [stderr]     Checking net2 v0.2.29
Dec 04 20:12:28.408 INFO [stderr]     Checking bincode v0.8.0
Dec 04 20:12:28.408 INFO [stderr]     Checking bytes v0.4.3
Dec 04 20:12:28.409 INFO [stderr]     Checking env_logger v0.4.1
Dec 04 20:12:28.409 INFO [stderr]     Checking error-chain v0.7.2
Dec 04 20:12:29.370 INFO [stderr]     Checking mio v0.6.7
Dec 04 20:12:31.399 INFO [stderr]     Checking tokio-io v0.1.1
Dec 04 20:12:33.021 INFO [stderr]     Checking tokio-core v0.1.7
Dec 04 20:12:34.509 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 04 20:12:36.971 INFO [stderr]     Checking raft v0.1.0 (/source)
Dec 04 20:12:38.687 INFO [stderr] warning: unused import: `std::str`
Dec 04 20:12:38.687 INFO [stderr]  --> src/server.rs:4:5
Dec 04 20:12:38.687 INFO [stderr]   |
Dec 04 20:12:38.687 INFO [stderr] 4 | use std::str;
Dec 04 20:12:38.687 INFO [stderr]   |     ^^^^^^^^
Dec 04 20:12:38.687 INFO [stderr]   |
Dec 04 20:12:38.687 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 20:12:38.687 INFO [stderr] 
Dec 04 20:12:38.687 INFO [stderr] warning: unused import: `UnboundedReceiver`
Dec 04 20:12:38.687 INFO [stderr]   --> src/server.rs:13:55
Dec 04 20:12:38.687 INFO [stderr]    |
Dec 04 20:12:38.687 INFO [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver};
Dec 04 20:12:38.687 INFO [stderr]    |                                                       ^^^^^^^^^^^^^^^^^
Dec 04 20:12:38.687 INFO [stderr] 
Dec 04 20:12:38.687 INFO [stderr] warning: unused import: `std::str`
Dec 04 20:12:38.687 INFO [stderr]  --> src/client.rs:4:5
Dec 04 20:12:38.687 INFO [stderr]   |
Dec 04 20:12:38.687 INFO [stderr] 4 | use std::str;
Dec 04 20:12:38.687 INFO [stderr]   |     ^^^^^^^^
Dec 04 20:12:38.687 INFO [stderr] 
Dec 04 20:12:38.815 INFO [stderr] warning: unused import: `std::str`
Dec 04 20:12:38.815 INFO [stderr]  --> src/server.rs:4:5
Dec 04 20:12:38.815 INFO [stderr]   |
Dec 04 20:12:38.815 INFO [stderr] 4 | use std::str;
Dec 04 20:12:38.815 INFO [stderr]   |     ^^^^^^^^
Dec 04 20:12:38.815 INFO [stderr]   |
Dec 04 20:12:38.815 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 20:12:38.815 INFO [stderr] 
Dec 04 20:12:38.819 INFO [stderr] warning: unused import: `UnboundedReceiver`
Dec 04 20:12:38.819 INFO [stderr]   --> src/server.rs:13:55
Dec 04 20:12:38.819 INFO [stderr]    |
Dec 04 20:12:38.819 INFO [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver};
Dec 04 20:12:38.819 INFO [stderr]    |                                                       ^^^^^^^^^^^^^^^^^
Dec 04 20:12:38.819 INFO [stderr] 
Dec 04 20:12:38.819 INFO [stderr] warning: unused import: `std::str`
Dec 04 20:12:38.819 INFO [stderr]  --> src/client.rs:4:5
Dec 04 20:12:38.819 INFO [stderr]   |
Dec 04 20:12:38.819 INFO [stderr] 4 | use std::str;
Dec 04 20:12:38.819 INFO [stderr]   |     ^^^^^^^^
Dec 04 20:12:38.819 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `new`
Dec 04 20:12:39.135 INFO [stderr]  --> src/state.rs:7:3
Dec 04 20:12:39.135 INFO [stderr]   |
Dec 04 20:12:39.135 INFO [stderr] 7 |   pub fn new() -> RaftState {
Dec 04 20:12:39.135 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr]   |
Dec 04 20:12:39.135 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `vote`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:11:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 11 |   pub fn vote(&mut self, candidate: String) {
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: variant is never constructed: `Follower`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:20:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 20 |   Follower(StateMachine<Follower>),
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: variant is never constructed: `Candidate`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:21:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 21 |   Candidate(StateMachine<Candidate>),
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: variant is never constructed: `Leader`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:22:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 22 |   Leader(StateMachine<Leader>)
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `init`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:42:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 42 |   pub fn init() -> StateMachine<Follower> {
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `vote`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:47:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 47 |   pub fn vote(self, candidate: String) -> StateMachine<Follower> {
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `complete_vote`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:52:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 52 |   pub fn complete_vote(self) -> StateMachine<Follower> {
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `election_timeout`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:57:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 57 |   pub fn election_timeout(self) -> StateMachine<Candidate> {
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `failed_majority_timeout`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:64:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 64 |   pub fn failed_majority_timeout(self) -> StateMachine<Candidate> {
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `other_leader_elected`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:69:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 69 |   pub fn other_leader_elected(self) -> StateMachine<Follower> {
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: method is never used: `elected`
Dec 04 20:12:39.135 INFO [stderr]   --> src/state.rs:74:3
Dec 04 20:12:39.135 INFO [stderr]    |
Dec 04 20:12:39.135 INFO [stderr] 74 |   pub fn elected(self) -> StateMachine<Leader> {
Dec 04 20:12:39.135 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.135 INFO [stderr] 
Dec 04 20:12:39.135 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 20:12:39.135 INFO [stderr]    --> src/server.rs:107:7
Dec 04 20:12:39.135 INFO [stderr]     |
Dec 04 20:12:39.135 INFO [stderr] 107 |       v.send(rng.gen());
Dec 04 20:12:39.135 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.136 INFO [stderr]     |
Dec 04 20:12:39.136 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 20:12:39.136 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 20:12:39.136 INFO [stderr] 
Dec 04 20:12:39.363 INFO [stderr] warning: method is never used: `new`
Dec 04 20:12:39.363 INFO [stderr]  --> src/state.rs:7:3
Dec 04 20:12:39.363 INFO [stderr]   |
Dec 04 20:12:39.363 INFO [stderr] 7 |   pub fn new() -> RaftState {
Dec 04 20:12:39.363 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.363 INFO [stderr]   |
Dec 04 20:12:39.363 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 20:12:39.363 INFO [stderr] 
Dec 04 20:12:39.363 INFO [stderr] warning: method is never used: `vote`
Dec 04 20:12:39.363 INFO [stderr]   --> src/state.rs:11:3
Dec 04 20:12:39.363 INFO [stderr]    |
Dec 04 20:12:39.363 INFO [stderr] 11 |   pub fn vote(&mut self, candidate: String) {
Dec 04 20:12:39.363 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.363 INFO [stderr] 
Dec 04 20:12:39.363 INFO [stderr] warning: variant is never constructed: `Follower`
Dec 04 20:12:39.363 INFO [stderr]   --> src/state.rs:20:3
Dec 04 20:12:39.363 INFO [stderr]    |
Dec 04 20:12:39.363 INFO [stderr] 20 |   Follower(StateMachine<Follower>),
Dec 04 20:12:39.363 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.363 INFO [stderr] 
Dec 04 20:12:39.363 INFO [stderr] warning: variant is never constructed: `Candidate`
Dec 04 20:12:39.363 INFO [stderr]   --> src/state.rs:21:3
Dec 04 20:12:39.363 INFO [stderr]    |
Dec 04 20:12:39.363 INFO [stderr] 21 |   Candidate(StateMachine<Candidate>),
Dec 04 20:12:39.363 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.363 INFO [stderr] 
Dec 04 20:12:39.363 INFO [stderr] warning: variant is never constructed: `Leader`
Dec 04 20:12:39.363 INFO [stderr]   --> src/state.rs:22:3
Dec 04 20:12:39.363 INFO [stderr]    |
Dec 04 20:12:39.363 INFO [stderr] 22 |   Leader(StateMachine<Leader>)
Dec 04 20:12:39.363 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.363 INFO [stderr] 
Dec 04 20:12:39.363 INFO [stderr] warning: method is never used: `init`
Dec 04 20:12:39.363 INFO [stderr]   --> src/state.rs:42:3
Dec 04 20:12:39.363 INFO [stderr]    |
Dec 04 20:12:39.363 INFO [stderr] 42 |   pub fn init() -> StateMachine<Follower> {
Dec 04 20:12:39.363 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.363 INFO [stderr] 
Dec 04 20:12:39.363 INFO [stderr] warning: method is never used: `vote`
Dec 04 20:12:39.364 INFO [stderr]   --> src/state.rs:47:3
Dec 04 20:12:39.364 INFO [stderr]    |
Dec 04 20:12:39.364 INFO [stderr] 47 |   pub fn vote(self, candidate: String) -> StateMachine<Follower> {
Dec 04 20:12:39.364 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.364 INFO [stderr] 
Dec 04 20:12:39.364 INFO [stderr] warning: method is never used: `complete_vote`
Dec 04 20:12:39.364 INFO [stderr]   --> src/state.rs:52:3
Dec 04 20:12:39.364 INFO [stderr]    |
Dec 04 20:12:39.364 INFO [stderr] 52 |   pub fn complete_vote(self) -> StateMachine<Follower> {
Dec 04 20:12:39.364 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.364 INFO [stderr] 
Dec 04 20:12:39.364 INFO [stderr] warning: method is never used: `election_timeout`
Dec 04 20:12:39.364 INFO [stderr]   --> src/state.rs:57:3
Dec 04 20:12:39.364 INFO [stderr]    |
Dec 04 20:12:39.364 INFO [stderr] 57 |   pub fn election_timeout(self) -> StateMachine<Candidate> {
Dec 04 20:12:39.364 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.364 INFO [stderr] 
Dec 04 20:12:39.364 INFO [stderr] warning: method is never used: `failed_majority_timeout`
Dec 04 20:12:39.364 INFO [stderr]   --> src/state.rs:64:3
Dec 04 20:12:39.364 INFO [stderr]    |
Dec 04 20:12:39.364 INFO [stderr] 64 |   pub fn failed_majority_timeout(self) -> StateMachine<Candidate> {
Dec 04 20:12:39.364 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.364 INFO [stderr] 
Dec 04 20:12:39.364 INFO [stderr] warning: method is never used: `other_leader_elected`
Dec 04 20:12:39.364 INFO [stderr]   --> src/state.rs:69:3
Dec 04 20:12:39.364 INFO [stderr]    |
Dec 04 20:12:39.364 INFO [stderr] 69 |   pub fn other_leader_elected(self) -> StateMachine<Follower> {
Dec 04 20:12:39.364 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.364 INFO [stderr] 
Dec 04 20:12:39.364 INFO [stderr] warning: method is never used: `elected`
Dec 04 20:12:39.364 INFO [stderr]   --> src/state.rs:74:3
Dec 04 20:12:39.364 INFO [stderr]    |
Dec 04 20:12:39.364 INFO [stderr] 74 |   pub fn elected(self) -> StateMachine<Leader> {
Dec 04 20:12:39.364 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.364 INFO [stderr] 
Dec 04 20:12:39.364 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 20:12:39.364 INFO [stderr]    --> src/server.rs:107:7
Dec 04 20:12:39.364 INFO [stderr]     |
Dec 04 20:12:39.364 INFO [stderr] 107 |       v.send(rng.gen());
Dec 04 20:12:39.364 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^
Dec 04 20:12:39.364 INFO [stderr]     |
Dec 04 20:12:39.364 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 20:12:39.364 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 20:12:39.364 INFO [stderr] 
Dec 04 20:12:43.551 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.38s
Dec 04 20:12:43.562 INFO [stderr] su: No module specific data is present
Dec 04 20:12:43.988 INFO running `"docker" "inspect" "a5acee4bafd7673bcaa96a816c652afb1671d1b4cfcaf798634d18d447f4db04"`
Dec 04 20:12:44.112 INFO running `"docker" "rm" "-f" "a5acee4bafd7673bcaa96a816c652afb1671d1b4cfcaf798634d18d447f4db04"`
Dec 04 20:12:44.201 INFO [stdout] a5acee4bafd7673bcaa96a816c652afb1671d1b4cfcaf798634d18d447f4db04