Nov 30 23:52:54.181 INFO checking devp2p-0.4.1 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 23:52:54.181 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 23:52:54.634 INFO [stdout] 495e73938c3dac4c9eafc38bb749d5190d46c6382e701056a173e9c5a7bc36a8
Nov 30 23:52:54.636 INFO running `"docker" "start" "-a" "495e73938c3dac4c9eafc38bb749d5190d46c6382e701056a173e9c5a7bc36a8"`
Nov 30 23:52:55.613 INFO [stderr] usermod: no changes
Nov 30 23:52:55.988 INFO [stderr]     Checking ethereum-hexutil v0.2.3
Nov 30 23:52:55.996 INFO [stderr]     Checking tokio-timer-plus v0.1.3
Nov 30 23:52:55.996 INFO [stderr]     Checking sha3 v0.6.0
Nov 30 23:52:55.998 INFO [stderr]     Checking hmac-drbg v0.1.2
Nov 30 23:52:57.508 INFO [stderr]     Checking ethereum-rlp v0.2.3
Nov 30 23:52:58.276 INFO [stderr]     Checking libsecp256k1 v0.1.15
Nov 30 23:52:59.492 INFO [stderr]     Checking ethereum-bigint v0.2.9
Nov 30 23:53:04.572 INFO [stderr]     Checking ethereum-block-core v0.1.0
Nov 30 23:53:04.572 INFO [stderr]     Checking ethereum-bloom v0.2.1
Nov 30 23:53:04.572 INFO [stderr]     Checking ethereum-trie v0.3.8
Nov 30 23:53:18.713 INFO [stderr]     Checking ethereum-block v0.3.5
Nov 30 23:53:18.713 INFO [stderr]     Checking dpt v0.3.1
Nov 30 23:53:18.713 INFO [stderr]     Checking rlpx v0.4.1
Nov 30 23:53:27.863 INFO [stderr]     Checking devp2p v0.4.1 (/source)
Nov 30 23:53:37.254 INFO [stderr] warning: unused import: `future`
Nov 30 23:53:37.254 INFO [stderr]  --> src/raw.rs:9:61
Nov 30 23:53:37.254 INFO [stderr]   |
Nov 30 23:53:37.254 INFO [stderr] 9 | use futures::{StartSend, Async, Poll, Stream, Sink, Future, future};
Nov 30 23:53:37.255 INFO [stderr]   |                                                             ^^^^^^
Nov 30 23:53:37.255 INFO [stderr]   |
Nov 30 23:53:37.255 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 23:53:37.255 INFO [stderr] 
Nov 30 23:53:37.255 INFO [stderr] warning: unused import: `Decodable`
Nov 30 23:53:37.255 INFO [stderr]  --> src/eth/proto.rs:1:22
Nov 30 23:53:37.255 INFO [stderr]   |
Nov 30 23:53:37.255 INFO [stderr] 1 | use rlp::{Encodable, Decodable, RlpStream, DecoderError, UntrustedRlp};
Nov 30 23:53:37.255 INFO [stderr]   |                      ^^^^^^^^^
Nov 30 23:53:37.255 INFO [stderr] 
Nov 30 23:53:37.256 INFO [stderr] warning: unused imports: `Address`, `B256`, `Gas`
Nov 30 23:53:37.256 INFO [stderr]  --> src/eth/proto.rs:2:14
Nov 30 23:53:37.256 INFO [stderr]   |
Nov 30 23:53:37.256 INFO [stderr] 2 | use bigint::{Address, Gas, H256, U256, B256};
Nov 30 23:53:37.256 INFO [stderr]   |              ^^^^^^^  ^^^              ^^^^
Nov 30 23:53:37.256 INFO [stderr] 
Nov 30 23:53:37.264 INFO [stderr] warning: unused import: `future`
Nov 30 23:53:37.264 INFO [stderr]  --> src/eth/mod.rs:3:72
Nov 30 23:53:37.264 INFO [stderr]   |
Nov 30 23:53:37.264 INFO [stderr] 3 | use futures::{StartSend, Async, Poll, Stream, Sink, AsyncSink, Future, future};
Nov 30 23:53:37.264 INFO [stderr]   |                                                                        ^^^^^^
Nov 30 23:53:37.264 INFO [stderr] 
Nov 30 23:53:37.264 INFO [stderr] warning: unused import: `std::time::Duration`
Nov 30 23:53:37.264 INFO [stderr]   --> src/eth/mod.rs:11:5
Nov 30 23:53:37.264 INFO [stderr]    |
Nov 30 23:53:37.264 INFO [stderr] 11 | use std::time::Duration;
Nov 30 23:53:37.264 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:37.265 INFO [stderr] 
Nov 30 23:53:37.472 INFO [stderr] warning: unreachable expression
Nov 30 23:53:37.472 INFO [stderr]    --> src/raw.rs:125:9
Nov 30 23:53:37.473 INFO [stderr]     |
Nov 30 23:53:37.473 INFO [stderr] 125 |         Ok(Async::Ready(()))
Nov 30 23:53:37.473 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:37.474 INFO [stderr]     |
Nov 30 23:53:37.474 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Nov 30 23:53:37.474 INFO [stderr] 
Nov 30 23:53:37.479 INFO [stderr] warning: unreachable expression
Nov 30 23:53:37.479 INFO [stderr]    --> src/raw.rs:145:9
Nov 30 23:53:37.479 INFO [stderr]     |
Nov 30 23:53:37.479 INFO [stderr] 145 |         Ok(Async::Ready(()))
Nov 30 23:53:37.480 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:37.480 INFO [stderr] 
Nov 30 23:53:37.635 INFO [stderr] warning: unused import: `Future`
Nov 30 23:53:37.636 INFO [stderr]  --> src/eth/mod.rs:3:64
Nov 30 23:53:37.636 INFO [stderr]   |
Nov 30 23:53:37.636 INFO [stderr] 3 | use futures::{StartSend, Async, Poll, Stream, Sink, AsyncSink, Future, future};
Nov 30 23:53:37.636 INFO [stderr]   |                                                                ^^^^^^
Nov 30 23:53:37.636 INFO [stderr] 
Nov 30 23:53:37.670 INFO [stderr] warning: unused variable: `v`
Nov 30 23:53:37.670 INFO [stderr]    --> src/eth/mod.rs:174:36
Nov 30 23:53:37.670 INFO [stderr]     |
Nov 30 23:53:37.670 INFO [stderr] 174 |             Ok(AsyncSink::NotReady(v)) => Ok(AsyncSink::NotReady(val)),
Nov 30 23:53:37.671 INFO [stderr]     |                                    ^ help: consider using `_v` instead
Nov 30 23:53:37.671 INFO [stderr]     |
Nov 30 23:53:37.671 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 23:53:37.671 INFO [stderr] 
Nov 30 23:53:37.684 INFO [stderr] warning: variable does not need to be mutable
Nov 30 23:53:37.684 INFO [stderr]   --> src/raw.rs:46:13
Nov 30 23:53:37.685 INFO [stderr]    |
Nov 30 23:53:37.685 INFO [stderr] 46 |         let mut rlpx = RLPxStream::new(handle, secret_key.clone(),
Nov 30 23:53:37.685 INFO [stderr]    |             ----^^^^
Nov 30 23:53:37.685 INFO [stderr]    |             |
Nov 30 23:53:37.686 INFO [stderr]    |             help: remove this `mut`
Nov 30 23:53:37.686 INFO [stderr]    |
Nov 30 23:53:37.704 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 23:53:37.704 INFO [stderr] 
Nov 30 23:53:37.822 INFO [stderr] warning: field is never used: `network_id`
Nov 30 23:53:37.822 INFO [stderr]   --> src/eth/mod.rs:48:5
Nov 30 23:53:37.822 INFO [stderr]    |
Nov 30 23:53:37.822 INFO [stderr] 48 |     network_id: usize,
Nov 30 23:53:37.822 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 30 23:53:37.822 INFO [stderr]    |
Nov 30 23:53:37.822 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 23:53:37.822 INFO [stderr] 
Nov 30 23:53:38.624 INFO [stderr] warning: unused import: `future`
Nov 30 23:53:38.624 INFO [stderr]  --> src/raw.rs:9:61
Nov 30 23:53:38.624 INFO [stderr]   |
Nov 30 23:53:38.624 INFO [stderr] 9 | use futures::{StartSend, Async, Poll, Stream, Sink, Future, future};
Nov 30 23:53:38.624 INFO [stderr]   |                                                             ^^^^^^
Nov 30 23:53:38.624 INFO [stderr]   |
Nov 30 23:53:38.624 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 23:53:38.624 INFO [stderr] 
Nov 30 23:53:38.625 INFO [stderr] warning: unused import: `Decodable`
Nov 30 23:53:38.625 INFO [stderr]  --> src/eth/proto.rs:1:22
Nov 30 23:53:38.625 INFO [stderr]   |
Nov 30 23:53:38.625 INFO [stderr] 1 | use rlp::{Encodable, Decodable, RlpStream, DecoderError, UntrustedRlp};
Nov 30 23:53:38.625 INFO [stderr]   |                      ^^^^^^^^^
Nov 30 23:53:38.625 INFO [stderr] 
Nov 30 23:53:38.625 INFO [stderr] warning: unused imports: `Address`, `B256`, `Gas`
Nov 30 23:53:38.625 INFO [stderr]  --> src/eth/proto.rs:2:14
Nov 30 23:53:38.625 INFO [stderr]   |
Nov 30 23:53:38.625 INFO [stderr] 2 | use bigint::{Address, Gas, H256, U256, B256};
Nov 30 23:53:38.625 INFO [stderr]   |              ^^^^^^^  ^^^              ^^^^
Nov 30 23:53:38.625 INFO [stderr] 
Nov 30 23:53:38.626 INFO [stderr] warning: unused imports: `DecoderError`, `Encodable`, `RlpStream`
Nov 30 23:53:38.626 INFO [stderr]    --> src/eth/proto.rs:196:21
Nov 30 23:53:38.626 INFO [stderr]     |
Nov 30 23:53:38.626 INFO [stderr] 196 |     use rlp::{self, Encodable, Decodable, RlpStream, DecoderError, UntrustedRlp};
Nov 30 23:53:38.626 INFO [stderr]     |                     ^^^^^^^^^             ^^^^^^^^^  ^^^^^^^^^^^^
Nov 30 23:53:38.626 INFO [stderr] 
Nov 30 23:53:38.627 INFO [stderr] warning: unused import: `future`
Nov 30 23:53:38.627 INFO [stderr]  --> src/eth/mod.rs:3:72
Nov 30 23:53:38.627 INFO [stderr]   |
Nov 30 23:53:38.627 INFO [stderr] 3 | use futures::{StartSend, Async, Poll, Stream, Sink, AsyncSink, Future, future};
Nov 30 23:53:38.627 INFO [stderr]   |                                                                        ^^^^^^
Nov 30 23:53:38.627 INFO [stderr] 
Nov 30 23:53:38.627 INFO [stderr] warning: unused import: `std::time::Duration`
Nov 30 23:53:38.627 INFO [stderr]   --> src/eth/mod.rs:11:5
Nov 30 23:53:38.627 INFO [stderr]    |
Nov 30 23:53:38.627 INFO [stderr] 11 | use std::time::Duration;
Nov 30 23:53:38.627 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:38.627 INFO [stderr] 
Nov 30 23:53:38.840 INFO [stderr] warning: unreachable expression
Nov 30 23:53:38.840 INFO [stderr]    --> src/raw.rs:125:9
Nov 30 23:53:38.840 INFO [stderr]     |
Nov 30 23:53:38.840 INFO [stderr] 125 |         Ok(Async::Ready(()))
Nov 30 23:53:38.840 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:38.840 INFO [stderr]     |
Nov 30 23:53:38.840 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Nov 30 23:53:38.840 INFO [stderr] 
Nov 30 23:53:38.844 INFO [stderr] warning: unreachable expression
Nov 30 23:53:38.844 INFO [stderr]    --> src/raw.rs:145:9
Nov 30 23:53:38.844 INFO [stderr]     |
Nov 30 23:53:38.844 INFO [stderr] 145 |         Ok(Async::Ready(()))
Nov 30 23:53:38.844 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:38.844 INFO [stderr] 
Nov 30 23:53:39.000 INFO [stderr] warning: unused import: `Decodable`
Nov 30 23:53:39.000 INFO [stderr]    --> src/eth/proto.rs:196:32
Nov 30 23:53:39.000 INFO [stderr]     |
Nov 30 23:53:39.001 INFO [stderr] 196 |     use rlp::{self, Encodable, Decodable, RlpStream, DecoderError, UntrustedRlp};
Nov 30 23:53:39.001 INFO [stderr]     |                                ^^^^^^^^^
Nov 30 23:53:39.001 INFO [stderr] 
Nov 30 23:53:39.001 INFO [stderr] warning: unused import: `Future`
Nov 30 23:53:39.002 INFO [stderr]  --> src/eth/mod.rs:3:64
Nov 30 23:53:39.002 INFO [stderr]   |
Nov 30 23:53:39.002 INFO [stderr] 3 | use futures::{StartSend, Async, Poll, Stream, Sink, AsyncSink, Future, future};
Nov 30 23:53:39.002 INFO [stderr]   |                                                                ^^^^^^
Nov 30 23:53:39.002 INFO [stderr] 
Nov 30 23:53:39.034 INFO [stderr] warning: unused variable: `v`
Nov 30 23:53:39.034 INFO [stderr]    --> src/eth/mod.rs:174:36
Nov 30 23:53:39.034 INFO [stderr]     |
Nov 30 23:53:39.034 INFO [stderr] 174 |             Ok(AsyncSink::NotReady(v)) => Ok(AsyncSink::NotReady(val)),
Nov 30 23:53:39.035 INFO [stderr]     |                                    ^ help: consider using `_v` instead
Nov 30 23:53:39.035 INFO [stderr]     |
Nov 30 23:53:39.035 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 23:53:39.035 INFO [stderr] 
Nov 30 23:53:39.040 INFO [stderr] warning: variable does not need to be mutable
Nov 30 23:53:39.040 INFO [stderr]   --> src/raw.rs:46:13
Nov 30 23:53:39.041 INFO [stderr]    |
Nov 30 23:53:39.041 INFO [stderr] 46 |         let mut rlpx = RLPxStream::new(handle, secret_key.clone(),
Nov 30 23:53:39.041 INFO [stderr]    |             ----^^^^
Nov 30 23:53:39.041 INFO [stderr]    |             |
Nov 30 23:53:39.041 INFO [stderr]    |             help: remove this `mut`
Nov 30 23:53:39.042 INFO [stderr]    |
Nov 30 23:53:39.042 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 23:53:39.042 INFO [stderr] 
Nov 30 23:53:39.167 INFO [stderr] warning: field is never used: `network_id`
Nov 30 23:53:39.167 INFO [stderr]   --> src/eth/mod.rs:48:5
Nov 30 23:53:39.167 INFO [stderr]    |
Nov 30 23:53:39.168 INFO [stderr] 48 |     network_id: usize,
Nov 30 23:53:39.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 30 23:53:39.168 INFO [stderr]    |
Nov 30 23:53:39.168 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 23:53:39.169 INFO [stderr] 
Nov 30 23:53:45.477 INFO [stderr] warning: unused `#[macro_use]` import
Nov 30 23:53:45.477 INFO [stderr]  --> examples/eth_connect.rs:9:1
Nov 30 23:53:45.477 INFO [stderr]   |
Nov 30 23:53:45.477 INFO [stderr] 9 | #[macro_use]
Nov 30 23:53:45.477 INFO [stderr]   | ^^^^^^^^^^^^
Nov 30 23:53:45.477 INFO [stderr]   |
Nov 30 23:53:45.477 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 23:53:45.477 INFO [stderr] 
Nov 30 23:53:45.477 INFO [stderr] warning: unused `#[macro_use]` import
Nov 30 23:53:45.477 INFO [stderr]   --> examples/eth_connect.rs:11:1
Nov 30 23:53:45.477 INFO [stderr]    |
Nov 30 23:53:45.477 INFO [stderr] 11 | #[macro_use]
Nov 30 23:53:45.477 INFO [stderr]    | ^^^^^^^^^^^^
Nov 30 23:53:45.477 INFO [stderr] 
Nov 30 23:53:45.477 INFO [stderr] warning: unused import: `PublicKey`
Nov 30 23:53:45.477 INFO [stderr]   --> examples/eth_connect.rs:20:17
Nov 30 23:53:45.477 INFO [stderr]    |
Nov 30 23:53:45.477 INFO [stderr] 20 | use secp256k1::{PublicKey, SecretKey};
Nov 30 23:53:45.477 INFO [stderr]    |                 ^^^^^^^^^
Nov 30 23:53:45.477 INFO [stderr] 
Nov 30 23:53:45.477 INFO [stderr] warning: unused import: `H512`
Nov 30 23:53:45.477 INFO [stderr]   --> examples/eth_connect.rs:29:26
Nov 30 23:53:45.477 INFO [stderr]    |
Nov 30 23:53:45.477 INFO [stderr] 29 | use bigint::{H256, U256, H512};
Nov 30 23:53:45.477 INFO [stderr]    |                          ^^^^
Nov 30 23:53:45.477 INFO [stderr] 
Nov 30 23:53:45.477 INFO [stderr] warning: unused import: `Header`
Nov 30 23:53:45.477 INFO [stderr]   --> examples/eth_connect.rs:32:13
Nov 30 23:53:45.477 INFO [stderr]    |
Nov 30 23:53:45.477 INFO [stderr] 32 | use block::{Header, Block};
Nov 30 23:53:45.477 INFO [stderr]    |             ^^^^^^
Nov 30 23:53:45.477 INFO [stderr] 
Nov 30 23:53:45.552 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Nov 30 23:53:45.552 INFO [stderr]    --> examples/eth_connect.rs:113:59
Nov 30 23:53:45.552 INFO [stderr]     |
Nov 30 23:53:45.552 INFO [stderr] 113 |     let mut timeout = Timeout::new(dur, &handle).unwrap().boxed();
Nov 30 23:53:45.552 INFO [stderr]     |                                                           ^^^^^
Nov 30 23:53:45.552 INFO [stderr]     |
Nov 30 23:53:45.552 INFO [stderr]     = note: #[warn(deprecated)] on by default
Nov 30 23:53:45.552 INFO [stderr] 
Nov 30 23:53:45.552 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Nov 30 23:53:45.552 INFO [stderr]    --> examples/eth_connect.rs:128:29
Nov 30 23:53:45.552 INFO [stderr]     |
Nov 30 23:53:45.552 INFO [stderr] 128 |                 timeout = t.boxed();
Nov 30 23:53:45.552 INFO [stderr]     |                             ^^^^^
Nov 30 23:53:45.552 INFO [stderr] 
Nov 30 23:53:45.552 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Nov 30 23:53:45.552 INFO [stderr]    --> examples/eth_connect.rs:145:63
Nov 30 23:53:45.552 INFO [stderr]     |
Nov 30 23:53:45.552 INFO [stderr] 145 |                 timeout = Timeout::new(dur, &handle).unwrap().boxed();
Nov 30 23:53:45.552 INFO [stderr]     |                                                               ^^^^^
Nov 30 23:53:45.552 INFO [stderr] 
Nov 30 23:53:45.568 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Nov 30 23:53:45.568 INFO [stderr]    --> examples/eth_connect.rs:226:71
Nov 30 23:53:45.568 INFO [stderr]     |
Nov 30 23:53:45.568 INFO [stderr] 226 |                         timeout = Timeout::new(dur, &handle).unwrap().boxed();
Nov 30 23:53:45.568 INFO [stderr]     |                                                                       ^^^^^
Nov 30 23:53:45.568 INFO [stderr] 
Nov 30 23:53:45.592 INFO [stderr] warning: variable `best_number` is assigned to, but never used
Nov 30 23:53:45.592 INFO [stderr]    --> examples/eth_connect.rs:103:13
Nov 30 23:53:45.592 INFO [stderr]     |
Nov 30 23:53:45.592 INFO [stderr] 103 |     let mut best_number: U256 = U256::zero();
Nov 30 23:53:45.593 INFO [stderr]     |             ^^^^^^^^^^^
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 23:53:45.593 INFO [stderr]     = note: consider using `_best_number` instead
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: unused variable: `when`
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:109:13
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 109 |     let mut when = Instant::now() + dur;
Nov 30 23:53:45.593 INFO [stderr]     |             ^^^^ help: consider using `_when` instead
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: unused variable: `version`
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:158:29
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 158 |                 node, data, version
Nov 30 23:53:45.593 INFO [stderr]     |                             ^^^^^^^ help: try ignoring the field: `version: _`
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: unused variable: `max_headers`
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:168:33
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 168 |                         number, max_headers, skip, reverse
Nov 30 23:53:45.593 INFO [stderr]     |                                 ^^^^^^^^^^^ help: try ignoring the field: `max_headers: _`
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: unused variable: `skip`
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:168:46
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 168 |                         number, max_headers, skip, reverse
Nov 30 23:53:45.593 INFO [stderr]     |                                              ^^^^ help: try ignoring the field: `skip: _`
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: unused variable: `reverse`
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:168:52
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 168 |                         number, max_headers, skip, reverse
Nov 30 23:53:45.593 INFO [stderr]     |                                                    ^^^^^^^ help: try ignoring the field: `reverse: _`
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: unused variable: `max_headers`
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:188:31
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 188 |                         hash, max_headers, skip, reverse
Nov 30 23:53:45.593 INFO [stderr]     |                               ^^^^^^^^^^^ help: try ignoring the field: `max_headers: _`
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: unused variable: `skip`
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:188:44
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 188 |                         hash, max_headers, skip, reverse
Nov 30 23:53:45.593 INFO [stderr]     |                                            ^^^^ help: try ignoring the field: `skip: _`
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: unused variable: `reverse`
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:188:50
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 188 |                         hash, max_headers, skip, reverse
Nov 30 23:53:45.593 INFO [stderr]     |                                                  ^^^^^^^ help: try ignoring the field: `reverse: _`
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.593 INFO [stderr] warning: value assigned to `best_number` is never read
Nov 30 23:53:45.593 INFO [stderr]    --> examples/eth_connect.rs:211:37
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr] 211 |                                     best_number = header.number;
Nov 30 23:53:45.593 INFO [stderr]     |                                     ^^^^^^^^^^^
Nov 30 23:53:45.593 INFO [stderr]     |
Nov 30 23:53:45.593 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 30 23:53:45.593 INFO [stderr] 
Nov 30 23:53:45.616 INFO [stderr] warning: variable does not need to be mutable
Nov 30 23:53:45.616 INFO [stderr]   --> examples/eth_connect.rs:86:9
Nov 30 23:53:45.616 INFO [stderr]    |
Nov 30 23:53:45.616 INFO [stderr] 86 |     let mut client = ETHStream::new(
Nov 30 23:53:45.616 INFO [stderr]    |         ----^^^^^^
Nov 30 23:53:45.616 INFO [stderr]    |         |
Nov 30 23:53:45.616 INFO [stderr]    |         help: remove this `mut`
Nov 30 23:53:45.616 INFO [stderr]    |
Nov 30 23:53:45.616 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 23:53:45.616 INFO [stderr] 
Nov 30 23:53:45.616 INFO [stderr] warning: variable does not need to be mutable
Nov 30 23:53:45.616 INFO [stderr]    --> examples/eth_connect.rs:105:9
Nov 30 23:53:45.616 INFO [stderr]     |
Nov 30 23:53:45.617 INFO [stderr] 105 |     let mut got_bodies_for_current = true;
Nov 30 23:53:45.617 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:45.617 INFO [stderr]     |         |
Nov 30 23:53:45.617 INFO [stderr]     |         help: remove this `mut`
Nov 30 23:53:45.617 INFO [stderr] 
Nov 30 23:53:45.617 INFO [stderr] warning: variable does not need to be mutable
Nov 30 23:53:45.617 INFO [stderr]    --> examples/eth_connect.rs:109:9
Nov 30 23:53:45.617 INFO [stderr]     |
Nov 30 23:53:45.617 INFO [stderr] 109 |     let mut when = Instant::now() + dur;
Nov 30 23:53:45.617 INFO [stderr]     |         ----^^^^
Nov 30 23:53:45.617 INFO [stderr]     |         |
Nov 30 23:53:45.617 INFO [stderr]     |         help: remove this `mut`
Nov 30 23:53:45.617 INFO [stderr] 
Nov 30 23:53:45.617 INFO [stderr] warning: variable does not need to be mutable
Nov 30 23:53:45.617 INFO [stderr]    --> examples/eth_connect.rs:111:29
Nov 30 23:53:45.617 INFO [stderr]     |
Nov 30 23:53:45.617 INFO [stderr] 111 |     let (mut client_sender, mut client_receiver) = client.split();
Nov 30 23:53:45.617 INFO [stderr]     |                             ----^^^^^^^^^^^^^^^
Nov 30 23:53:45.617 INFO [stderr]     |                             |
Nov 30 23:53:45.617 INFO [stderr]     |                             help: remove this `mut`
Nov 30 23:53:45.617 INFO [stderr] 
Nov 30 23:53:45.617 INFO [stderr] warning: constant item is never used: `NETWORK_ID`
Nov 30 23:53:45.617 INFO [stderr]   --> examples/eth_connect.rs:37:1
Nov 30 23:53:45.617 INFO [stderr]    |
Nov 30 23:53:45.617 INFO [stderr] 37 | const NETWORK_ID: usize = 1;
Nov 30 23:53:45.617 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:45.617 INFO [stderr]    |
Nov 30 23:53:45.617 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 23:53:45.617 INFO [stderr] 
Nov 30 23:53:45.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 23:53:45.617 INFO [stderr]   --> examples/eth_connect.rs:78:5
Nov 30 23:53:45.617 INFO [stderr]    |
Nov 30 23:53:45.617 INFO [stderr] 78 |     env_logger::init();
Nov 30 23:53:45.617 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 30 23:53:45.617 INFO [stderr]    |
Nov 30 23:53:45.617 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 23:53:45.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 23:53:45.617 INFO [stderr] 
Nov 30 23:53:45.640 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.99s
Nov 30 23:53:45.657 INFO [stderr] su: No module specific data is present
Nov 30 23:53:46.204 INFO running `"docker" "inspect" "495e73938c3dac4c9eafc38bb749d5190d46c6382e701056a173e9c5a7bc36a8"`
Nov 30 23:53:46.568 INFO running `"docker" "rm" "-f" "495e73938c3dac4c9eafc38bb749d5190d46c6382e701056a173e9c5a7bc36a8"`
Nov 30 23:53:46.933 INFO [stdout] 495e73938c3dac4c9eafc38bb749d5190d46c6382e701056a173e9c5a7bc36a8