Nov 28 06:57:45.142 INFO checking dat2/rust-raft against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 06:57:45.142 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 06:57:45.632 INFO [stdout] 95be67fee8924254d7de5fd37afde601f8b434aa2dbd03fd752508de9402f510
Nov 28 06:57:45.635 INFO running `"docker" "start" "-a" "95be67fee8924254d7de5fd37afde601f8b434aa2dbd03fd752508de9402f510"`
Nov 28 06:57:46.903 INFO [stderr] usermod: no changes
Nov 28 06:57:47.182 INFO [stderr]     Checking net2 v0.2.29
Nov 28 06:57:47.188 INFO [stderr]     Checking bincode v0.8.0
Nov 28 06:57:47.188 INFO [stderr]     Checking bytes v0.4.3
Nov 28 06:57:47.216 INFO [stderr]    Compiling serde_derive v1.0.4
Nov 28 06:57:47.216 INFO [stderr]     Checking error-chain v0.7.2
Nov 28 06:57:49.892 INFO [stderr]     Checking mio v0.6.7
Nov 28 06:57:50.697 INFO [stderr]     Checking tokio-io v0.1.1
Nov 28 06:57:53.355 INFO [stderr]     Checking tokio-core v0.1.7
Nov 28 06:57:55.246 INFO [stderr]     Checking tokio-proto v0.1.1
Nov 28 06:58:00.672 INFO [stderr]     Checking raft v0.1.0 (/source)
Nov 28 06:58:02.392 INFO [stderr] warning: unused import: `std::str`
Nov 28 06:58:02.392 INFO [stderr]  --> src/server.rs:4:5
Nov 28 06:58:02.392 INFO [stderr]   |
Nov 28 06:58:02.392 INFO [stderr] 4 | use std::str;
Nov 28 06:58:02.392 INFO [stderr]   |     ^^^^^^^^
Nov 28 06:58:02.392 INFO [stderr]   |
Nov 28 06:58:02.392 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:58:02.392 INFO [stderr] 
Nov 28 06:58:02.392 INFO [stderr] warning: unused import: `UnboundedReceiver`
Nov 28 06:58:02.392 INFO [stderr]   --> src/server.rs:13:55
Nov 28 06:58:02.392 INFO [stderr]    |
Nov 28 06:58:02.392 INFO [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver};
Nov 28 06:58:02.392 INFO [stderr]    |                                                       ^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.392 INFO [stderr] 
Nov 28 06:58:02.392 INFO [stderr] warning: unused import: `std::str`
Nov 28 06:58:02.392 INFO [stderr]  --> src/client.rs:4:5
Nov 28 06:58:02.392 INFO [stderr]   |
Nov 28 06:58:02.392 INFO [stderr] 4 | use std::str;
Nov 28 06:58:02.392 INFO [stderr]   |     ^^^^^^^^
Nov 28 06:58:02.392 INFO [stderr] 
Nov 28 06:58:02.728 INFO [stderr] warning: unused import: `std::str`
Nov 28 06:58:02.728 INFO [stderr]  --> src/server.rs:4:5
Nov 28 06:58:02.728 INFO [stderr]   |
Nov 28 06:58:02.728 INFO [stderr] 4 | use std::str;
Nov 28 06:58:02.728 INFO [stderr]   |     ^^^^^^^^
Nov 28 06:58:02.728 INFO [stderr]   |
Nov 28 06:58:02.728 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:58:02.728 INFO [stderr] 
Nov 28 06:58:02.728 INFO [stderr] warning: unused import: `UnboundedReceiver`
Nov 28 06:58:02.728 INFO [stderr]   --> src/server.rs:13:55
Nov 28 06:58:02.728 INFO [stderr]    |
Nov 28 06:58:02.728 INFO [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver};
Nov 28 06:58:02.728 INFO [stderr]    |                                                       ^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.728 INFO [stderr] 
Nov 28 06:58:02.728 INFO [stderr] warning: unused import: `std::str`
Nov 28 06:58:02.728 INFO [stderr]  --> src/client.rs:4:5
Nov 28 06:58:02.728 INFO [stderr]   |
Nov 28 06:58:02.728 INFO [stderr] 4 | use std::str;
Nov 28 06:58:02.728 INFO [stderr]   |     ^^^^^^^^
Nov 28 06:58:02.728 INFO [stderr] 
Nov 28 06:58:02.855 INFO [stderr] warning: method is never used: `new`
Nov 28 06:58:02.855 INFO [stderr]  --> src/state.rs:7:3
Nov 28 06:58:02.855 INFO [stderr]   |
Nov 28 06:58:02.855 INFO [stderr] 7 |   pub fn new() -> RaftState {
Nov 28 06:58:02.855 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.855 INFO [stderr]   |
Nov 28 06:58:02.860 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 06:58:02.860 INFO [stderr] 
Nov 28 06:58:02.860 INFO [stderr] warning: method is never used: `vote`
Nov 28 06:58:02.860 INFO [stderr]   --> src/state.rs:11:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 11 |   pub fn vote(&mut self, candidate: String) {
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: variant is never constructed: `Follower`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:20:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 20 |   Follower(StateMachine<Follower>),
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: variant is never constructed: `Candidate`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:21:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 21 |   Candidate(StateMachine<Candidate>),
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: variant is never constructed: `Leader`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:22:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 22 |   Leader(StateMachine<Leader>)
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: method is never used: `init`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:42:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 42 |   pub fn init() -> StateMachine<Follower> {
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: method is never used: `vote`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:47:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 47 |   pub fn vote(self, candidate: String) -> StateMachine<Follower> {
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: method is never used: `complete_vote`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:52:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 52 |   pub fn complete_vote(self) -> StateMachine<Follower> {
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: method is never used: `election_timeout`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:57:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 57 |   pub fn election_timeout(self) -> StateMachine<Candidate> {
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: method is never used: `failed_majority_timeout`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:64:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 64 |   pub fn failed_majority_timeout(self) -> StateMachine<Candidate> {
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: method is never used: `other_leader_elected`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:69:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 69 |   pub fn other_leader_elected(self) -> StateMachine<Follower> {
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: method is never used: `elected`
Nov 28 06:58:02.861 INFO [stderr]   --> src/state.rs:74:3
Nov 28 06:58:02.861 INFO [stderr]    |
Nov 28 06:58:02.861 INFO [stderr] 74 |   pub fn elected(self) -> StateMachine<Leader> {
Nov 28 06:58:02.861 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:02.861 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 06:58:02.861 INFO [stderr]    --> src/server.rs:107:7
Nov 28 06:58:02.861 INFO [stderr]     |
Nov 28 06:58:02.861 INFO [stderr] 107 |       v.send(rng.gen());
Nov 28 06:58:02.861 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^
Nov 28 06:58:02.861 INFO [stderr]     |
Nov 28 06:58:02.861 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 06:58:02.861 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 06:58:02.861 INFO [stderr] 
Nov 28 06:58:03.132 INFO [stderr] warning: method is never used: `new`
Nov 28 06:58:03.132 INFO [stderr]  --> src/state.rs:7:3
Nov 28 06:58:03.132 INFO [stderr]   |
Nov 28 06:58:03.132 INFO [stderr] 7 |   pub fn new() -> RaftState {
Nov 28 06:58:03.132 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.132 INFO [stderr]   |
Nov 28 06:58:03.133 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: method is never used: `vote`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:11:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 11 |   pub fn vote(&mut self, candidate: String) {
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: variant is never constructed: `Follower`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:20:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 20 |   Follower(StateMachine<Follower>),
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: variant is never constructed: `Candidate`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:21:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 21 |   Candidate(StateMachine<Candidate>),
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: variant is never constructed: `Leader`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:22:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 22 |   Leader(StateMachine<Leader>)
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: method is never used: `init`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:42:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 42 |   pub fn init() -> StateMachine<Follower> {
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: method is never used: `vote`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:47:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 47 |   pub fn vote(self, candidate: String) -> StateMachine<Follower> {
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: method is never used: `complete_vote`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:52:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 52 |   pub fn complete_vote(self) -> StateMachine<Follower> {
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: method is never used: `election_timeout`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:57:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 57 |   pub fn election_timeout(self) -> StateMachine<Candidate> {
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: method is never used: `failed_majority_timeout`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:64:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 64 |   pub fn failed_majority_timeout(self) -> StateMachine<Candidate> {
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: method is never used: `other_leader_elected`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:69:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 69 |   pub fn other_leader_elected(self) -> StateMachine<Follower> {
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.133 INFO [stderr] warning: method is never used: `elected`
Nov 28 06:58:03.133 INFO [stderr]   --> src/state.rs:74:3
Nov 28 06:58:03.133 INFO [stderr]    |
Nov 28 06:58:03.133 INFO [stderr] 74 |   pub fn elected(self) -> StateMachine<Leader> {
Nov 28 06:58:03.133 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.133 INFO [stderr] 
Nov 28 06:58:03.135 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 06:58:03.135 INFO [stderr]    --> src/server.rs:107:7
Nov 28 06:58:03.135 INFO [stderr]     |
Nov 28 06:58:03.135 INFO [stderr] 107 |       v.send(rng.gen());
Nov 28 06:58:03.135 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^
Nov 28 06:58:03.135 INFO [stderr]     |
Nov 28 06:58:03.135 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 06:58:03.135 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 06:58:03.135 INFO [stderr] 
Nov 28 06:58:07.321 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.39s
Nov 28 06:58:07.339 INFO [stderr] su: No module specific data is present
Nov 28 06:58:07.560 INFO running `"docker" "inspect" "95be67fee8924254d7de5fd37afde601f8b434aa2dbd03fd752508de9402f510"`
Nov 28 06:58:07.653 INFO running `"docker" "rm" "-f" "95be67fee8924254d7de5fd37afde601f8b434aa2dbd03fd752508de9402f510"`
Nov 28 06:58:07.755 INFO [stdout] 95be67fee8924254d7de5fd37afde601f8b434aa2dbd03fd752508de9402f510