Dec 19 08:25:22.327 INFO checking sorpaas/etclient against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:25:22.328 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/sorpaas/etclient:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:25:22.839 INFO [stdout] f87d415386daabb3a786525b5fdf8fd710867f4395b816c93ce3eb0482e12f0d
Dec 19 08:25:22.841 INFO running `"docker" "start" "-a" "f87d415386daabb3a786525b5fdf8fd710867f4395b816c93ce3eb0482e12f0d"`
Dec 19 08:25:25.835 INFO [stderr]     Checking elastic-array-plus v0.9.0
Dec 19 08:25:25.836 INFO [stderr]     Checking etcommon-hexutil v0.2.2
Dec 19 08:25:25.852 INFO [stderr]     Checking blockchain v0.2.0
Dec 19 08:25:25.858 INFO [stderr]     Checking memchr v0.1.11
Dec 19 08:25:25.872 INFO [stderr]    Compiling secp256k1-plus v0.5.7
Dec 19 08:25:25.873 INFO [stderr]     Checking tokio-timer-plus v0.1.3
Dec 19 08:25:25.874 INFO [stderr]     Checking generic-array v0.8.3
Dec 19 08:25:25.875 INFO [stderr]     Checking rust-crypto v0.2.36
Dec 19 08:25:26.830 INFO [stderr]     Checking thread-id v2.0.0
Dec 19 08:25:27.165 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 19 08:25:27.972 INFO [stderr]     Checking thread_local v0.2.7
Dec 19 08:25:29.184 INFO [stderr]     Checking digest v0.6.2
Dec 19 08:25:29.184 INFO [stderr]     Checking block-buffer v0.2.0
Dec 19 08:25:30.172 INFO [stderr]     Checking regex v0.1.80
Dec 19 08:25:30.379 INFO [stderr]     Checking etcommon-rlp v0.2.2
Dec 19 08:25:30.478 INFO [stderr]     Checking sha3 v0.6.0
Dec 19 08:25:30.480 INFO [stderr]     Checking ripemd160 v0.6.0
Dec 19 08:25:30.482 INFO [stderr]     Checking sha2 v0.6.0
Dec 19 08:25:33.672 INFO [stderr]     Checking etcommon-bigint v0.2.7
Dec 19 08:25:37.497 INFO [stderr]     Checking etcommon-trie v0.3.8
Dec 19 08:25:37.497 INFO [stderr]     Checking etcommon-bloom v0.2.1
Dec 19 08:25:37.497 INFO [stderr]     Checking dpt v0.2.6
Dec 19 08:25:37.497 INFO [stderr]     Checking ethash v0.3.0
Dec 19 08:25:38.495 INFO [stderr]     Checking env_logger v0.3.5
Dec 19 08:25:39.982 INFO [stderr]     Checking etcommon-block v0.3.2
Dec 19 08:25:40.986 INFO [stderr]     Checking sputnikvm v0.7.6
Dec 19 08:25:43.227 INFO [stderr]     Checking rlpx v0.3.0
Dec 19 08:25:43.358 INFO [stderr]     Checking sputnikvm-stateful v0.7.5
Dec 19 08:25:44.479 INFO [stderr]     Checking devp2p v0.3.1
Dec 19 08:25:45.072 INFO [stderr]     Checking etclient v0.2.1 (/opt/crater/workdir)
Dec 19 08:25:45.760 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 08:25:45.760 INFO [stderr]   --> src/main.rs:19:1
Dec 19 08:25:45.760 INFO [stderr]    |
Dec 19 08:25:45.760 INFO [stderr] 19 | #[macro_use]
Dec 19 08:25:45.760 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 08:25:45.760 INFO [stderr]    |
Dec 19 08:25:45.760 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 08:25:45.760 INFO [stderr] 
Dec 19 08:25:45.760 INFO [stderr] warning: unused imports: `Block`, `TotalHeader`, `Transaction`
Dec 19 08:25:45.760 INFO [stderr]  --> src/validator/genesis.rs:4:21
Dec 19 08:25:45.761 INFO [stderr]   |
Dec 19 08:25:45.761 INFO [stderr] 4 | use block::{Header, Block, TotalHeader, Transaction, TransactionAction};
Dec 19 08:25:45.761 INFO [stderr]   |                     ^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^
Dec 19 08:25:45.761 INFO [stderr] 
Dec 19 08:25:45.761 INFO [stderr] warning: unused import: `DatabaseGuard`
Dec 19 08:25:45.761 INFO [stderr]  --> src/validator/genesis.rs:5:12
Dec 19 08:25:45.761 INFO [stderr]   |
Dec 19 08:25:45.761 INFO [stderr] 5 | use trie::{DatabaseGuard, DatabaseOwned, MemoryTrie};
Dec 19 08:25:45.761 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 19 08:25:45.761 INFO [stderr] 
Dec 19 08:25:45.761 INFO [stderr] warning: unused import: `ethash`
Dec 19 08:25:45.762 INFO [stderr]   --> src/validator/genesis.rs:10:5
Dec 19 08:25:45.762 INFO [stderr]    |
Dec 19 08:25:45.762 INFO [stderr] 10 | use ethash;
Dec 19 08:25:45.762 INFO [stderr]    |     ^^^^^^
Dec 19 08:25:45.762 INFO [stderr] 
Dec 19 08:25:45.762 INFO [stderr] warning: unused import: `ethash`
Dec 19 08:25:45.762 INFO [stderr]   --> src/validator/genesis.rs:80:9
Dec 19 08:25:45.762 INFO [stderr]    |
Dec 19 08:25:45.762 INFO [stderr] 80 |     use ethash;
Dec 19 08:25:45.762 INFO [stderr]    |         ^^^^^^
Dec 19 08:25:45.762 INFO [stderr] 
Dec 19 08:25:45.762 INFO [stderr] warning: unused import: `FixedMemoryTrie`
Dec 19 08:25:45.763 INFO [stderr]  --> src/validator/mod.rs:3:28
Dec 19 08:25:45.763 INFO [stderr]   |
Dec 19 08:25:45.763 INFO [stderr] 3 | use trie::{MemoryDatabase, FixedMemoryTrie};
Dec 19 08:25:45.763 INFO [stderr]   |                            ^^^^^^^^^^^^^^^
Dec 19 08:25:45.763 INFO [stderr] 
Dec 19 08:25:45.763 INFO [stderr] warning: unused import: `H64`
Dec 19 08:25:45.763 INFO [stderr]  --> src/validator/mod.rs:4:26
Dec 19 08:25:45.763 INFO [stderr]   |
Dec 19 08:25:45.763 INFO [stderr] 4 | use bigint::{U256, H256, H64, Gas};
Dec 19 08:25:45.763 INFO [stderr]   |                          ^^^
Dec 19 08:25:45.763 INFO [stderr] 
Dec 19 08:25:45.763 INFO [stderr] warning: unused imports: `Transaction`, `ommers_hash`, `transactions_root`
Dec 19 08:25:45.763 INFO [stderr]  --> src/validator/mod.rs:5:43
Dec 19 08:25:45.763 INFO [stderr]   |
Dec 19 08:25:45.763 INFO [stderr] 5 | use block::{Header, Receipt, TotalHeader, Transaction, Block, Log, TransactionAction, ommers_hash, transactions_root, receipts_root};
Dec 19 08:25:45.763 INFO [stderr]   |                                           ^^^^^^^^^^^                                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
Dec 19 08:25:45.763 INFO [stderr] 
Dec 19 08:25:45.763 INFO [stderr] warning: unused import: `Keccak256`
Dec 19 08:25:45.763 INFO [stderr]  --> src/validator/mod.rs:7:20
Dec 19 08:25:45.763 INFO [stderr]   |
Dec 19 08:25:45.764 INFO [stderr] 7 | use sha3::{Digest, Keccak256};
Dec 19 08:25:45.764 INFO [stderr]   |                    ^^^^^^^^^
Dec 19 08:25:45.764 INFO [stderr] 
Dec 19 08:25:45.764 INFO [stderr] warning: unused import: `rlp`
Dec 19 08:25:45.764 INFO [stderr]  --> src/validator/mod.rs:8:5
Dec 19 08:25:45.764 INFO [stderr]   |
Dec 19 08:25:45.764 INFO [stderr] 8 | use rlp;
Dec 19 08:25:45.764 INFO [stderr]   |     ^^^
Dec 19 08:25:45.764 INFO [stderr] 
Dec 19 08:25:45.764 INFO [stderr] warning: unused import: `PublicKey`
Dec 19 08:25:45.764 INFO [stderr]   --> src/main.rs:33:22
Dec 19 08:25:45.764 INFO [stderr]    |
Dec 19 08:25:45.764 INFO [stderr] 33 | use secp256k1::key::{PublicKey, SecretKey};
Dec 19 08:25:45.764 INFO [stderr]    |                      ^^^^^^^^^
Dec 19 08:25:45.764 INFO [stderr] 
Dec 19 08:25:45.764 INFO [stderr] warning: unused import: `H512`
Dec 19 08:25:45.764 INFO [stderr]   --> src/main.rs:43:26
Dec 19 08:25:45.764 INFO [stderr]    |
Dec 19 08:25:45.764 INFO [stderr] 43 | use bigint::{H256, U256, H512};
Dec 19 08:25:45.764 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 08:25:45.764 INFO [stderr]   --> src/main.rs:19:1
Dec 19 08:25:45.764 INFO [stderr]    |
Dec 19 08:25:45.764 INFO [stderr] 19 | #[macro_use]
Dec 19 08:25:45.764 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 08:25:45.764 INFO [stderr]    |
Dec 19 08:25:45.764 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 08:25:45.764 INFO [stderr] 
Dec 19 08:25:45.764 INFO [stderr]    |                          ^^^^
Dec 19 08:25:45.764 INFO [stderr] 
Dec 19 08:25:45.764 INFO [stderr] warning: unused import: `Keccak256`
Dec 19 08:25:45.764 INFO [stderr]   --> src/main.rs:45:20
Dec 19 08:25:45.764 INFO [stderr]    |
Dec 19 08:25:45.764 INFO [stderr] 45 | use sha3::{Digest, Keccak256};
Dec 19 08:25:45.764 INFO [stderr]    |                    ^^^^^^^^^
Dec 19 08:25:45.764 INFO [stderr] 
Dec 19 08:25:45.764 INFO [stderr] warning: unused import: `receipts_root`
Dec 19 08:25:45.765 INFO [stderr]   --> src/main.rs:46:73
Dec 19 08:25:45.765 INFO [stderr]    |
Dec 19 08:25:45.765 INFO [stderr] 46 | use block::{Header, Block, Transaction, transactions_root, ommers_hash, receipts_root};
Dec 19 08:25:45.765 INFO [stderr]    |                                                                         ^^^^^^^^^^^^^
Dec 19 08:25:45.765 INFO [stderr] 
Dec 19 08:25:45.784 INFO [stderr] warning: unused import: `MemoryStateful`
Dec 19 08:25:45.784 INFO [stderr]  --> src/validator/genesis.rs:2:36
Dec 19 08:25:45.784 INFO [stderr]   |
Dec 19 08:25:45.784 INFO [stderr] 2 | use sputnikvm_stateful::{Stateful, MemoryStateful};
Dec 19 08:25:45.784 INFO [stderr]   |                                    ^^^^^^^^^^^^^^
Dec 19 08:25:45.784 INFO [stderr] 
Dec 19 08:25:45.784 INFO [stderr] warning: unused imports: `Block`, `TotalHeader`, `Transaction`
Dec 19 08:25:45.785 INFO [stderr]  --> src/validator/genesis.rs:4:21
Dec 19 08:25:45.785 INFO [stderr]   |
Dec 19 08:25:45.785 INFO [stderr] 4 | use block::{Header, Block, TotalHeader, Transaction, TransactionAction};
Dec 19 08:25:45.785 INFO [stderr]   |                     ^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^
Dec 19 08:25:45.785 INFO [stderr] 
Dec 19 08:25:45.785 INFO [stderr] warning: unused import: `DatabaseGuard`
Dec 19 08:25:45.785 INFO [stderr]  --> src/validator/genesis.rs:5:12
Dec 19 08:25:45.785 INFO [stderr]   |
Dec 19 08:25:45.785 INFO [stderr] 5 | use trie::{DatabaseGuard, DatabaseOwned, MemoryTrie};
Dec 19 08:25:45.785 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 19 08:25:45.785 INFO [stderr] 
Dec 19 08:25:45.785 INFO [stderr] warning: unused import: `ethash`
Dec 19 08:25:45.785 INFO [stderr]   --> src/validator/genesis.rs:10:5
Dec 19 08:25:45.785 INFO [stderr]    |
Dec 19 08:25:45.785 INFO [stderr] 10 | use ethash;
Dec 19 08:25:45.785 INFO [stderr]    |     ^^^^^^
Dec 19 08:25:45.785 INFO [stderr] 
Dec 19 08:25:45.785 INFO [stderr] warning: unused import: `FixedMemoryTrie`
Dec 19 08:25:45.785 INFO [stderr]  --> src/validator/mod.rs:3:28
Dec 19 08:25:45.785 INFO [stderr]   |
Dec 19 08:25:45.785 INFO [stderr] 3 | use trie::{MemoryDatabase, FixedMemoryTrie};
Dec 19 08:25:45.785 INFO [stderr]   |                            ^^^^^^^^^^^^^^^
Dec 19 08:25:45.785 INFO [stderr] 
Dec 19 08:25:45.785 INFO [stderr] warning: unused import: `H64`
Dec 19 08:25:45.785 INFO [stderr]  --> src/validator/mod.rs:4:26
Dec 19 08:25:45.785 INFO [stderr]   |
Dec 19 08:25:45.785 INFO [stderr] 4 | use bigint::{U256, H256, H64, Gas};
Dec 19 08:25:45.785 INFO [stderr]   |                          ^^^
Dec 19 08:25:45.785 INFO [stderr] 
Dec 19 08:25:45.785 INFO [stderr] warning: unused imports: `Transaction`, `ommers_hash`, `transactions_root`
Dec 19 08:25:45.785 INFO [stderr]  --> src/validator/mod.rs:5:43
Dec 19 08:25:45.785 INFO [stderr]   |
Dec 19 08:25:45.785 INFO [stderr] 5 | use block::{Header, Receipt, TotalHeader, Transaction, Block, Log, TransactionAction, ommers_hash, transactions_root, receipts_root};
Dec 19 08:25:45.785 INFO [stderr]   |                                           ^^^^^^^^^^^                                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
Dec 19 08:25:45.785 INFO [stderr] 
Dec 19 08:25:45.785 INFO [stderr] warning: unused import: `Keccak256`
Dec 19 08:25:45.785 INFO [stderr]  --> src/validator/mod.rs:7:20
Dec 19 08:25:45.785 INFO [stderr]   |
Dec 19 08:25:45.785 INFO [stderr] 7 | use sha3::{Digest, Keccak256};
Dec 19 08:25:45.785 INFO [stderr]   |                    ^^^^^^^^^
Dec 19 08:25:45.785 INFO [stderr] 
Dec 19 08:25:45.786 INFO [stderr] warning: unused import: `rlp`
Dec 19 08:25:45.786 INFO [stderr]  --> src/validator/mod.rs:8:5
Dec 19 08:25:45.786 INFO [stderr]   |
Dec 19 08:25:45.786 INFO [stderr] 8 | use rlp;
Dec 19 08:25:45.786 INFO [stderr]   |     ^^^
Dec 19 08:25:45.786 INFO [stderr] 
Dec 19 08:25:45.786 INFO [stderr] warning: unused import: `PublicKey`
Dec 19 08:25:45.786 INFO [stderr]   --> src/main.rs:33:22
Dec 19 08:25:45.786 INFO [stderr]    |
Dec 19 08:25:45.786 INFO [stderr] 33 | use secp256k1::key::{PublicKey, SecretKey};
Dec 19 08:25:45.786 INFO [stderr]    |                      ^^^^^^^^^
Dec 19 08:25:45.786 INFO [stderr] 
Dec 19 08:25:45.786 INFO [stderr] warning: unused import: `H512`
Dec 19 08:25:45.786 INFO [stderr]   --> src/main.rs:43:26
Dec 19 08:25:45.786 INFO [stderr]    |
Dec 19 08:25:45.786 INFO [stderr] 43 | use bigint::{H256, U256, H512};
Dec 19 08:25:45.786 INFO [stderr]    |                          ^^^^
Dec 19 08:25:45.786 INFO [stderr] 
Dec 19 08:25:45.786 INFO [stderr] warning: unused import: `Keccak256`
Dec 19 08:25:45.786 INFO [stderr]   --> src/main.rs:45:20
Dec 19 08:25:45.786 INFO [stderr]    |
Dec 19 08:25:45.786 INFO [stderr] 45 | use sha3::{Digest, Keccak256};
Dec 19 08:25:45.786 INFO [stderr]    |                    ^^^^^^^^^
Dec 19 08:25:45.786 INFO [stderr] 
Dec 19 08:25:45.786 INFO [stderr] warning: unused import: `receipts_root`
Dec 19 08:25:45.786 INFO [stderr]   --> src/main.rs:46:73
Dec 19 08:25:45.786 INFO [stderr]    |
Dec 19 08:25:45.786 INFO [stderr] 46 | use block::{Header, Block, Transaction, transactions_root, ommers_hash, receipts_root};
Dec 19 08:25:45.786 INFO [stderr]    |                                                                         ^^^^^^^^^^^^^
Dec 19 08:25:45.786 INFO [stderr] 
Dec 19 08:25:45.976 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 #228
Dec 19 08:25:45.976 INFO [stderr]    --> src/main.rs:152:59
Dec 19 08:25:45.976 INFO [stderr]     |
Dec 19 08:25:45.976 INFO [stderr] 152 |     let mut timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 19 08:25:45.976 INFO [stderr]     |                                                           ^^^^^
Dec 19 08:25:45.976 INFO [stderr]     |
Dec 19 08:25:45.976 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 19 08:25:45.976 INFO [stderr] 
Dec 19 08:25:45.988 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 #228
Dec 19 08:25:45.988 INFO [stderr]    --> src/main.rs:167:29
Dec 19 08:25:45.988 INFO [stderr]     |
Dec 19 08:25:45.988 INFO [stderr] 167 |                 timeout = t.boxed();
Dec 19 08:25:45.988 INFO [stderr]     |                             ^^^^^
Dec 19 08:25:45.988 INFO [stderr] 
Dec 19 08:25:45.992 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 #228
Dec 19 08:25:45.992 INFO [stderr]    --> src/main.rs:199:63
Dec 19 08:25:45.992 INFO [stderr]     |
Dec 19 08:25:45.992 INFO [stderr] 199 |                 timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 19 08:25:45.992 INFO [stderr]     |                                                               ^^^^^
Dec 19 08:25:45.992 INFO [stderr] 
Dec 19 08:25:46.008 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 #228
Dec 19 08:25:46.008 INFO [stderr]    --> src/main.rs:298:71
Dec 19 08:25:46.008 INFO [stderr]     |
Dec 19 08:25:46.008 INFO [stderr] 298 |                         timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 19 08:25:46.008 INFO [stderr]     |                                                                       ^^^^^
Dec 19 08:25:46.008 INFO [stderr] 
Dec 19 08:25:46.010 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 #228
Dec 19 08:25:46.010 INFO [stderr]    --> src/main.rs:152:59
Dec 19 08:25:46.010 INFO [stderr]     |
Dec 19 08:25:46.010 INFO [stderr] 152 |     let mut timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 19 08:25:46.010 INFO [stderr]     |                                                           ^^^^^
Dec 19 08:25:46.010 INFO [stderr]     |
Dec 19 08:25:46.011 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 19 08:25:46.011 INFO [stderr] 
Dec 19 08:25:46.028 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 #228
Dec 19 08:25:46.028 INFO [stderr]    --> src/main.rs:167:29
Dec 19 08:25:46.028 INFO [stderr]     |
Dec 19 08:25:46.028 INFO [stderr] 167 |                 timeout = t.boxed();
Dec 19 08:25:46.028 INFO [stderr]     |                             ^^^^^
Dec 19 08:25:46.028 INFO [stderr] 
Dec 19 08:25:46.028 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 #228
Dec 19 08:25:46.029 INFO [stderr]    --> src/main.rs:199:63
Dec 19 08:25:46.029 INFO [stderr]     |
Dec 19 08:25:46.029 INFO [stderr] 199 |                 timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 19 08:25:46.029 INFO [stderr]     |                                                               ^^^^^
Dec 19 08:25:46.029 INFO [stderr] 
Dec 19 08:25:46.048 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 #228
Dec 19 08:25:46.048 INFO [stderr]    --> src/main.rs:298:71
Dec 19 08:25:46.048 INFO [stderr]     |
Dec 19 08:25:46.048 INFO [stderr] 298 |                         timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 19 08:25:46.048 INFO [stderr]     |                                                                       ^^^^^
Dec 19 08:25:46.048 INFO [stderr] 
Dec 19 08:25:46.196 INFO [stderr] warning: unused import: `Digest`
Dec 19 08:25:46.196 INFO [stderr]  --> src/validator/mod.rs:7:12
Dec 19 08:25:46.196 INFO [stderr]   |
Dec 19 08:25:46.196 INFO [stderr] 7 | use sha3::{Digest, Keccak256};
Dec 19 08:25:46.196 INFO [stderr]   |            ^^^^^^
Dec 19 08:25:46.196 INFO [stderr] 
Dec 19 08:25:46.196 INFO [stderr] warning: unused import: `Digest`
Dec 19 08:25:46.197 INFO [stderr]   --> src/main.rs:45:12
Dec 19 08:25:46.197 INFO [stderr]    |
Dec 19 08:25:46.197 INFO [stderr] 45 | use sha3::{Digest, Keccak256};
Dec 19 08:25:46.197 INFO [stderr]    |            ^^^^^^
Dec 19 08:25:46.197 INFO [stderr] 
Dec 19 08:25:46.222 INFO [stderr] warning: unused import: `Digest`
Dec 19 08:25:46.222 INFO [stderr]  --> src/validator/mod.rs:7:12
Dec 19 08:25:46.222 INFO [stderr]   |
Dec 19 08:25:46.222 INFO [stderr] 7 | use sha3::{Digest, Keccak256};
Dec 19 08:25:46.222 INFO [stderr]   |            ^^^^^^
Dec 19 08:25:46.223 INFO [stderr] 
Dec 19 08:25:46.223 INFO [stderr] warning: unused import: `Digest`
Dec 19 08:25:46.223 INFO [stderr]   --> src/main.rs:45:12
Dec 19 08:25:46.223 INFO [stderr]    |
Dec 19 08:25:46.223 INFO [stderr] 45 | use sha3::{Digest, Keccak256};
Dec 19 08:25:46.223 INFO [stderr]    |            ^^^^^^
Dec 19 08:25:46.223 INFO [stderr] 
Dec 19 08:25:46.236 INFO [stderr] warning: unused variable: `difficulty_bound_divisor`
Dec 19 08:25:46.236 INFO [stderr]   --> src/validator/mod.rs:31:9
Dec 19 08:25:46.236 INFO [stderr]    |
Dec 19 08:25:46.236 INFO [stderr] 31 |     let difficulty_bound_divisor = U256::from(0x0800);
Dec 19 08:25:46.236 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_difficulty_bound_divisor` instead
Dec 19 08:25:46.236 INFO [stderr]    |
Dec 19 08:25:46.237 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 08:25:46.237 INFO [stderr] 
Dec 19 08:25:46.237 INFO [stderr] warning: unused variable: `duration_limit`
Dec 19 08:25:46.237 INFO [stderr]   --> src/validator/mod.rs:33:9
Dec 19 08:25:46.237 INFO [stderr]    |
Dec 19 08:25:46.237 INFO [stderr] 33 |     let duration_limit = 0x0d;
Dec 19 08:25:46.237 INFO [stderr]    |         ^^^^^^^^^^^^^^ help: consider using `_duration_limit` instead
Dec 19 08:25:46.237 INFO [stderr] 
Dec 19 08:25:46.237 INFO [stderr] warning: unused variable: `frontier_limit`
Dec 19 08:25:46.237 INFO [stderr]   --> src/validator/mod.rs:34:9
Dec 19 08:25:46.237 INFO [stderr]    |
Dec 19 08:25:46.238 INFO [stderr] 34 |     let frontier_limit = U256::from(1150000);
Dec 19 08:25:46.238 INFO [stderr]    |         ^^^^^^^^^^^^^^ help: consider using `_frontier_limit` instead
Dec 19 08:25:46.238 INFO [stderr] 
Dec 19 08:25:46.238 INFO [stderr] warning: unused variable: `i`
Dec 19 08:25:46.238 INFO [stderr]   --> src/main.rs:89:9
Dec 19 08:25:46.238 INFO [stderr]    |
Dec 19 08:25:46.238 INFO [stderr] 89 |     for i in validated_number..headers.len() {
Dec 19 08:25:46.238 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 19 08:25:46.238 INFO [stderr] 
Dec 19 08:25:46.239 INFO [stderr] warning: unused variable: `when`
Dec 19 08:25:46.239 INFO [stderr]    --> src/main.rs:148:13
Dec 19 08:25:46.239 INFO [stderr]     |
Dec 19 08:25:46.239 INFO [stderr] 148 |     let mut when = Instant::now() + dur;
Dec 19 08:25:46.239 INFO [stderr]     |             ^^^^ help: consider using `_when` instead
Dec 19 08:25:46.239 INFO [stderr] 
Dec 19 08:25:46.239 INFO [stderr] warning: unused variable: `version`
Dec 19 08:25:46.239 INFO [stderr]    --> src/main.rs:212:29
Dec 19 08:25:46.239 INFO [stderr]     |
Dec 19 08:25:46.239 INFO [stderr] 212 |                 node, data, version
Dec 19 08:25:46.239 INFO [stderr]     |                             ^^^^^^^ help: try ignoring the field: `version: _`
Dec 19 08:25:46.239 INFO [stderr] 
Dec 19 08:25:46.239 INFO [stderr] warning: unused variable: `max_headers`
Dec 19 08:25:46.239 INFO [stderr]    --> src/main.rs:222:33
Dec 19 08:25:46.239 INFO [stderr]     |
Dec 19 08:25:46.239 INFO [stderr] 222 |                         number, max_headers, skip, reverse
Dec 19 08:25:46.239 INFO [stderr]     |                                 ^^^^^^^^^^^ help: try ignoring the field: `max_headers: _`
Dec 19 08:25:46.239 INFO [stderr] 
Dec 19 08:25:46.239 INFO [stderr] warning: unused variable: `skip`
Dec 19 08:25:46.239 INFO [stderr]    --> src/main.rs:222:46
Dec 19 08:25:46.239 INFO [stderr]     |
Dec 19 08:25:46.239 INFO [stderr] 222 |                         number, max_headers, skip, reverse
Dec 19 08:25:46.239 INFO [stderr]     |                                              ^^^^ help: try ignoring the field: `skip: _`
Dec 19 08:25:46.239 INFO [stderr] 
Dec 19 08:25:46.240 INFO [stderr] warning: unused variable: `reverse`
Dec 19 08:25:46.240 INFO [stderr]    --> src/main.rs:222:52
Dec 19 08:25:46.240 INFO [stderr]     |
Dec 19 08:25:46.240 INFO [stderr] 222 |                         number, max_headers, skip, reverse
Dec 19 08:25:46.240 INFO [stderr]     |                                                    ^^^^^^^ help: try ignoring the field: `reverse: _`
Dec 19 08:25:46.240 INFO [stderr] 
Dec 19 08:25:46.240 INFO [stderr] warning: unused variable: `max_headers`
Dec 19 08:25:46.240 INFO [stderr]    --> src/main.rs:242:31
Dec 19 08:25:46.240 INFO [stderr]     |
Dec 19 08:25:46.240 INFO [stderr] 242 |                         hash, max_headers, skip, reverse
Dec 19 08:25:46.240 INFO [stderr]     |                               ^^^^^^^^^^^ help: try ignoring the field: `max_headers: _`
Dec 19 08:25:46.240 INFO [stderr] 
Dec 19 08:25:46.240 INFO [stderr] warning: unused variable: `skip`
Dec 19 08:25:46.240 INFO [stderr]    --> src/main.rs:242:44
Dec 19 08:25:46.240 INFO [stderr]     |
Dec 19 08:25:46.240 INFO [stderr] 242 |                         hash, max_headers, skip, reverse
Dec 19 08:25:46.240 INFO [stderr]     |                                            ^^^^ help: try ignoring the field: `skip: _`
Dec 19 08:25:46.240 INFO [stderr] 
Dec 19 08:25:46.240 INFO [stderr] warning: unused variable: `reverse`
Dec 19 08:25:46.240 INFO [stderr]    --> src/main.rs:242:50
Dec 19 08:25:46.240 INFO [stderr]     |
Dec 19 08:25:46.241 INFO [stderr] 242 |                         hash, max_headers, skip, reverse
Dec 19 08:25:46.241 INFO [stderr]     |                                                  ^^^^^^^ help: try ignoring the field: `reverse: _`
Dec 19 08:25:46.241 INFO [stderr] 
Dec 19 08:25:46.241 INFO [stderr] warning: unused variable: `result`
Dec 19 08:25:46.241 INFO [stderr]    --> src/validator/mod.rs:143:24
Dec 19 08:25:46.241 INFO [stderr]     |
Dec 19 08:25:46.241 INFO [stderr] 143 |         let (mix_hash, result) = self.dag.hashimoto(self.current_block.header.partial_hash(),
Dec 19 08:25:46.241 INFO [stderr]     |                        ^^^^^^ help: consider using `_result` instead
Dec 19 08:25:46.241 INFO [stderr] 
Dec 19 08:25:46.242 INFO [stderr] warning: unused variable: `vm`
Dec 19 08:25:46.242 INFO [stderr]    --> src/validator/mod.rs:221:13
Dec 19 08:25:46.242 INFO [stderr]     |
Dec 19 08:25:46.242 INFO [stderr] 221 |         let vm: SeqTransactionVM<P::VM> = stateful.execute(
Dec 19 08:25:46.242 INFO [stderr]     |             ^^ help: consider using `_vm` instead
Dec 19 08:25:46.242 INFO [stderr] 
Dec 19 08:25:46.242 INFO [stderr] warning: unused variable: `vm`
Dec 19 08:25:46.242 INFO [stderr]    --> src/validator/mod.rs:233:17
Dec 19 08:25:46.242 INFO [stderr]     |
Dec 19 08:25:46.242 INFO [stderr] 233 |             let vm: SeqTransactionVM<P::VM> = stateful.execute(
Dec 19 08:25:46.242 INFO [stderr]     |                 ^^ help: consider using `_vm` instead
Dec 19 08:25:46.242 INFO [stderr] 
Dec 19 08:25:46.242 INFO [stderr] warning: unused variable: `number`
Dec 19 08:25:46.242 INFO [stderr]   --> src/patch.rs:26:21
Dec 19 08:25:46.242 INFO [stderr]    |
Dec 19 08:25:46.242 INFO [stderr] 26 |     fn block_reward(number: U256, uncles: usize) -> U256 { P::base_reward() + P::base_reward().shr(5) * U256::from(uncles) }
Dec 19 08:25:46.242 INFO [stderr]    |                     ^^^^^^ help: consider using `_number` instead
Dec 19 08:25:46.242 INFO [stderr] 
Dec 19 08:25:46.242 INFO [stderr] warning: unused variable: `uncles`
Dec 19 08:25:46.242 INFO [stderr]   --> src/patch.rs:51:35
Dec 19 08:25:46.242 INFO [stderr]    |
Dec 19 08:25:46.242 INFO [stderr] 51 |     fn block_reward(number: U256, uncles: usize) -> U256 {
Dec 19 08:25:46.242 INFO [stderr]    |                                   ^^^^^^ help: consider using `_uncles` instead
Dec 19 08:25:46.242 INFO [stderr] 
Dec 19 08:25:46.243 INFO [stderr] warning: unused variable: `distance`
Dec 19 08:25:46.243 INFO [stderr]   --> src/patch.rs:59:21
Dec 19 08:25:46.243 INFO [stderr]    |
Dec 19 08:25:46.243 INFO [stderr] 59 |     fn uncle_reward(distance: U256) -> U256 {
Dec 19 08:25:46.243 INFO [stderr]    |                     ^^^^^^^^ help: consider using `_distance` instead
Dec 19 08:25:46.243 INFO [stderr] 
Dec 19 08:25:46.268 INFO [stderr] warning: unused variable: `difficulty_bound_divisor`
Dec 19 08:25:46.268 INFO [stderr]   --> src/validator/mod.rs:31:9
Dec 19 08:25:46.268 INFO [stderr]    |
Dec 19 08:25:46.268 INFO [stderr] 31 |     let difficulty_bound_divisor = U256::from(0x0800);
Dec 19 08:25:46.268 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_difficulty_bound_divisor` instead
Dec 19 08:25:46.268 INFO [stderr]    |
Dec 19 08:25:46.268 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 08:25:46.268 INFO [stderr] 
Dec 19 08:25:46.268 INFO [stderr] warning: unused variable: `duration_limit`
Dec 19 08:25:46.268 INFO [stderr]   --> src/validator/mod.rs:33:9
Dec 19 08:25:46.268 INFO [stderr]    |
Dec 19 08:25:46.268 INFO [stderr] 33 |     let duration_limit = 0x0d;
Dec 19 08:25:46.268 INFO [stderr]    |         ^^^^^^^^^^^^^^ help: consider using `_duration_limit` instead
Dec 19 08:25:46.268 INFO [stderr] 
Dec 19 08:25:46.268 INFO [stderr] warning: unused variable: `frontier_limit`
Dec 19 08:25:46.268 INFO [stderr]   --> src/validator/mod.rs:34:9
Dec 19 08:25:46.269 INFO [stderr]    |
Dec 19 08:25:46.269 INFO [stderr] 34 |     let frontier_limit = U256::from(1150000);
Dec 19 08:25:46.269 INFO [stderr]    |         ^^^^^^^^^^^^^^ help: consider using `_frontier_limit` instead
Dec 19 08:25:46.269 INFO [stderr] 
Dec 19 08:25:46.269 INFO [stderr] warning: unused variable: `i`
Dec 19 08:25:46.269 INFO [stderr]   --> src/main.rs:89:9
Dec 19 08:25:46.269 INFO [stderr]    |
Dec 19 08:25:46.269 INFO [stderr] 89 |     for i in validated_number..headers.len() {
Dec 19 08:25:46.269 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 19 08:25:46.269 INFO [stderr] 
Dec 19 08:25:46.269 INFO [stderr] warning: unused variable: `when`
Dec 19 08:25:46.269 INFO [stderr]    --> src/main.rs:148:13
Dec 19 08:25:46.269 INFO [stderr]     |
Dec 19 08:25:46.269 INFO [stderr] 148 |     let mut when = Instant::now() + dur;
Dec 19 08:25:46.269 INFO [stderr]     |             ^^^^ help: consider using `_when` instead
Dec 19 08:25:46.269 INFO [stderr] 
Dec 19 08:25:46.269 INFO [stderr] warning: unused variable: `version`
Dec 19 08:25:46.269 INFO [stderr]    --> src/main.rs:212:29
Dec 19 08:25:46.269 INFO [stderr]     |
Dec 19 08:25:46.269 INFO [stderr] 212 |                 node, data, version
Dec 19 08:25:46.269 INFO [stderr]     |                             ^^^^^^^ help: try ignoring the field: `version: _`
Dec 19 08:25:46.269 INFO [stderr] 
Dec 19 08:25:46.269 INFO [stderr] warning: unused variable: `max_headers`
Dec 19 08:25:46.269 INFO [stderr]    --> src/main.rs:222:33
Dec 19 08:25:46.269 INFO [stderr]     |
Dec 19 08:25:46.269 INFO [stderr] 222 |                         number, max_headers, skip, reverse
Dec 19 08:25:46.269 INFO [stderr]     |                                 ^^^^^^^^^^^ help: try ignoring the field: `max_headers: _`
Dec 19 08:25:46.269 INFO [stderr] 
Dec 19 08:25:46.269 INFO [stderr] warning: unused variable: `skip`
Dec 19 08:25:46.269 INFO [stderr]    --> src/main.rs:222:46
Dec 19 08:25:46.269 INFO [stderr]     |
Dec 19 08:25:46.269 INFO [stderr] 222 |                         number, max_headers, skip, reverse
Dec 19 08:25:46.269 INFO [stderr]     |                                              ^^^^ help: try ignoring the field: `skip: _`
Dec 19 08:25:46.269 INFO [stderr] 
Dec 19 08:25:46.269 INFO [stderr] warning: unused variable: `reverse`
Dec 19 08:25:46.269 INFO [stderr]    --> src/main.rs:222:52
Dec 19 08:25:46.269 INFO [stderr]     |
Dec 19 08:25:46.269 INFO [stderr] 222 |                         number, max_headers, skip, reverse
Dec 19 08:25:46.269 INFO [stderr]     |                                                    ^^^^^^^ help: try ignoring the field: `reverse: _`
Dec 19 08:25:46.270 INFO [stderr] 
Dec 19 08:25:46.270 INFO [stderr] warning: unused variable: `max_headers`
Dec 19 08:25:46.270 INFO [stderr]    --> src/main.rs:242:31
Dec 19 08:25:46.270 INFO [stderr]     |
Dec 19 08:25:46.270 INFO [stderr] 242 |                         hash, max_headers, skip, reverse
Dec 19 08:25:46.270 INFO [stderr]     |                               ^^^^^^^^^^^ help: try ignoring the field: `max_headers: _`
Dec 19 08:25:46.270 INFO [stderr] 
Dec 19 08:25:46.270 INFO [stderr] warning: unused variable: `skip`
Dec 19 08:25:46.270 INFO [stderr]    --> src/main.rs:242:44
Dec 19 08:25:46.270 INFO [stderr]     |
Dec 19 08:25:46.271 INFO [stderr] 242 |                         hash, max_headers, skip, reverse
Dec 19 08:25:46.271 INFO [stderr]     |                                            ^^^^ help: try ignoring the field: `skip: _`
Dec 19 08:25:46.271 INFO [stderr] 
Dec 19 08:25:46.271 INFO [stderr] warning: unused variable: `reverse`
Dec 19 08:25:46.271 INFO [stderr]    --> src/main.rs:242:50
Dec 19 08:25:46.271 INFO [stderr]     |
Dec 19 08:25:46.271 INFO [stderr] 242 |                         hash, max_headers, skip, reverse
Dec 19 08:25:46.271 INFO [stderr]     |                                                  ^^^^^^^ help: try ignoring the field: `reverse: _`
Dec 19 08:25:46.271 INFO [stderr] 
Dec 19 08:25:46.271 INFO [stderr] warning: unused variable: `result`
Dec 19 08:25:46.271 INFO [stderr]    --> src/validator/mod.rs:143:24
Dec 19 08:25:46.271 INFO [stderr]     |
Dec 19 08:25:46.271 INFO [stderr] 143 |         let (mix_hash, result) = self.dag.hashimoto(self.current_block.header.partial_hash(),
Dec 19 08:25:46.271 INFO [stderr]     |                        ^^^^^^ help: consider using `_result` instead
Dec 19 08:25:46.271 INFO [stderr] 
Dec 19 08:25:46.288 INFO [stderr] warning: unused variable: `vm`
Dec 19 08:25:46.288 INFO [stderr]    --> src/validator/mod.rs:221:13
Dec 19 08:25:46.288 INFO [stderr]     |
Dec 19 08:25:46.288 INFO [stderr] 221 |         let vm: SeqTransactionVM<P::VM> = stateful.execute(
Dec 19 08:25:46.288 INFO [stderr]     |             ^^ help: consider using `_vm` instead
Dec 19 08:25:46.288 INFO [stderr] 
Dec 19 08:25:46.288 INFO [stderr] warning: unused variable: `vm`
Dec 19 08:25:46.288 INFO [stderr]    --> src/validator/mod.rs:233:17
Dec 19 08:25:46.288 INFO [stderr]     |
Dec 19 08:25:46.288 INFO [stderr] 233 |             let vm: SeqTransactionVM<P::VM> = stateful.execute(
Dec 19 08:25:46.288 INFO [stderr]     |                 ^^ help: consider using `_vm` instead
Dec 19 08:25:46.288 INFO [stderr] 
Dec 19 08:25:46.288 INFO [stderr] warning: unused variable: `number`
Dec 19 08:25:46.288 INFO [stderr]   --> src/patch.rs:26:21
Dec 19 08:25:46.288 INFO [stderr]    |
Dec 19 08:25:46.288 INFO [stderr] 26 |     fn block_reward(number: U256, uncles: usize) -> U256 { P::base_reward() + P::base_reward().shr(5) * U256::from(uncles) }
Dec 19 08:25:46.288 INFO [stderr]    |                     ^^^^^^ help: consider using `_number` instead
Dec 19 08:25:46.288 INFO [stderr] 
Dec 19 08:25:46.288 INFO [stderr] warning: unused variable: `uncles`
Dec 19 08:25:46.288 INFO [stderr]   --> src/patch.rs:51:35
Dec 19 08:25:46.288 INFO [stderr]    |
Dec 19 08:25:46.289 INFO [stderr] 51 |     fn block_reward(number: U256, uncles: usize) -> U256 {
Dec 19 08:25:46.289 INFO [stderr]    |                                   ^^^^^^ help: consider using `_uncles` instead
Dec 19 08:25:46.289 INFO [stderr] 
Dec 19 08:25:46.289 INFO [stderr] warning: unused variable: `distance`
Dec 19 08:25:46.289 INFO [stderr]   --> src/patch.rs:59:21
Dec 19 08:25:46.289 INFO [stderr]    |
Dec 19 08:25:46.289 INFO [stderr] 59 |     fn uncle_reward(distance: U256) -> U256 {
Dec 19 08:25:46.289 INFO [stderr]    |                     ^^^^^^^^ help: consider using `_distance` instead
Dec 19 08:25:46.289 INFO [stderr] 
Dec 19 08:25:46.308 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.308 INFO [stderr]    --> src/main.rs:120:9
Dec 19 08:25:46.308 INFO [stderr]     |
Dec 19 08:25:46.308 INFO [stderr] 120 |     let mut client = ETHStream::new(
Dec 19 08:25:46.308 INFO [stderr]     |         ----^^^^^^
Dec 19 08:25:46.308 INFO [stderr]     |         |
Dec 19 08:25:46.308 INFO [stderr]     |         help: remove this `mut`
Dec 19 08:25:46.309 INFO [stderr]     |
Dec 19 08:25:46.309 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 08:25:46.309 INFO [stderr] 
Dec 19 08:25:46.309 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.309 INFO [stderr]    --> src/main.rs:144:9
Dec 19 08:25:46.309 INFO [stderr]     |
Dec 19 08:25:46.309 INFO [stderr] 144 |     let mut got_bodies_for_current = true;
Dec 19 08:25:46.309 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:25:46.309 INFO [stderr]     |         |
Dec 19 08:25:46.310 INFO [stderr]     |         help: remove this `mut`
Dec 19 08:25:46.310 INFO [stderr] 
Dec 19 08:25:46.310 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.310 INFO [stderr]    --> src/main.rs:148:9
Dec 19 08:25:46.310 INFO [stderr]     |
Dec 19 08:25:46.310 INFO [stderr] 148 |     let mut when = Instant::now() + dur;
Dec 19 08:25:46.310 INFO [stderr]     |         ----^^^^
Dec 19 08:25:46.310 INFO [stderr]     |         |
Dec 19 08:25:46.310 INFO [stderr]     |         help: remove this `mut`
Dec 19 08:25:46.310 INFO [stderr] 
Dec 19 08:25:46.310 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.310 INFO [stderr]    --> src/main.rs:150:29
Dec 19 08:25:46.310 INFO [stderr]     |
Dec 19 08:25:46.310 INFO [stderr] 150 |     let (mut client_sender, mut client_receiver) = client.split();
Dec 19 08:25:46.310 INFO [stderr]     |                             ----^^^^^^^^^^^^^^^
Dec 19 08:25:46.310 INFO [stderr]     |                             |
Dec 19 08:25:46.310 INFO [stderr]     |                             help: remove this `mut`
Dec 19 08:25:46.311 INFO [stderr] 
Dec 19 08:25:46.352 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.352 INFO [stderr]    --> src/main.rs:120:9
Dec 19 08:25:46.352 INFO [stderr]     |
Dec 19 08:25:46.352 INFO [stderr] 120 |     let mut client = ETHStream::new(
Dec 19 08:25:46.352 INFO [stderr]     |         ----^^^^^^
Dec 19 08:25:46.352 INFO [stderr]     |         |
Dec 19 08:25:46.352 INFO [stderr]     |         help: remove this `mut`
Dec 19 08:25:46.352 INFO [stderr]     |
Dec 19 08:25:46.352 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 08:25:46.352 INFO [stderr] 
Dec 19 08:25:46.352 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.352 INFO [stderr]    --> src/main.rs:144:9
Dec 19 08:25:46.352 INFO [stderr]     |
Dec 19 08:25:46.352 INFO [stderr] 144 |     let mut got_bodies_for_current = true;
Dec 19 08:25:46.352 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:25:46.352 INFO [stderr]     |         |
Dec 19 08:25:46.353 INFO [stderr]     |         help: remove this `mut`
Dec 19 08:25:46.353 INFO [stderr] 
Dec 19 08:25:46.353 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.353 INFO [stderr]    --> src/main.rs:148:9
Dec 19 08:25:46.353 INFO [stderr]     |
Dec 19 08:25:46.353 INFO [stderr] 148 |     let mut when = Instant::now() + dur;
Dec 19 08:25:46.353 INFO [stderr]     |         ----^^^^
Dec 19 08:25:46.353 INFO [stderr]     |         |
Dec 19 08:25:46.353 INFO [stderr]     |         help: remove this `mut`
Dec 19 08:25:46.353 INFO [stderr] 
Dec 19 08:25:46.353 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.353 INFO [stderr]    --> src/main.rs:150:29
Dec 19 08:25:46.353 INFO [stderr]     |
Dec 19 08:25:46.353 INFO [stderr] 150 |     let (mut client_sender, mut client_receiver) = client.split();
Dec 19 08:25:46.353 INFO [stderr]     |                             ----^^^^^^^^^^^^^^^
Dec 19 08:25:46.353 INFO [stderr]     |                             |
Dec 19 08:25:46.353 INFO [stderr]     |                             help: remove this `mut`
Dec 19 08:25:46.353 INFO [stderr] 
Dec 19 08:25:46.384 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.384 INFO [stderr]   --> src/validator/genesis.rs:19:9
Dec 19 08:25:46.384 INFO [stderr]    |
Dec 19 08:25:46.384 INFO [stderr] 19 |     let mut header = Header {
Dec 19 08:25:46.384 INFO [stderr]    |         ----^^^^^^
Dec 19 08:25:46.384 INFO [stderr]    |         |
Dec 19 08:25:46.384 INFO [stderr]    |         help: remove this `mut`
Dec 19 08:25:46.384 INFO [stderr] 
Dec 19 08:25:46.400 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.400 INFO [stderr]   --> src/validator/genesis.rs:49:9
Dec 19 08:25:46.400 INFO [stderr]    |
Dec 19 08:25:46.400 INFO [stderr] 49 |     let mut accounts: Vec<(&String, &JSONAccount)> = genesis_accounts.iter().collect();
Dec 19 08:25:46.400 INFO [stderr]    |         ----^^^^^^^^
Dec 19 08:25:46.400 INFO [stderr]    |         |
Dec 19 08:25:46.400 INFO [stderr]    |         help: remove this `mut`
Dec 19 08:25:46.400 INFO [stderr] 
Dec 19 08:25:46.429 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.429 INFO [stderr]   --> src/validator/genesis.rs:19:9
Dec 19 08:25:46.429 INFO [stderr]    |
Dec 19 08:25:46.429 INFO [stderr] 19 |     let mut header = Header {
Dec 19 08:25:46.429 INFO [stderr]    |         ----^^^^^^
Dec 19 08:25:46.429 INFO [stderr]    |         |
Dec 19 08:25:46.429 INFO [stderr]    |         help: remove this `mut`
Dec 19 08:25:46.429 INFO [stderr] 
Dec 19 08:25:46.452 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:25:46.452 INFO [stderr]   --> src/validator/genesis.rs:49:9
Dec 19 08:25:46.452 INFO [stderr]    |
Dec 19 08:25:46.452 INFO [stderr] 49 |     let mut accounts: Vec<(&String, &JSONAccount)> = genesis_accounts.iter().collect();
Dec 19 08:25:46.452 INFO [stderr]    |         ----^^^^^^^^
Dec 19 08:25:46.452 INFO [stderr]    |         |
Dec 19 08:25:46.452 INFO [stderr]    |         help: remove this `mut`
Dec 19 08:25:46.452 INFO [stderr] 
Dec 19 08:25:46.496 INFO [stderr] warning: constant item is never used: `NETWORK_ID`
Dec 19 08:25:46.496 INFO [stderr]   --> src/main.rs:52:1
Dec 19 08:25:46.496 INFO [stderr]    |
Dec 19 08:25:46.496 INFO [stderr] 52 | const NETWORK_ID: usize = 1;
Dec 19 08:25:46.496 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:25:46.496 INFO [stderr]    |
Dec 19 08:25:46.496 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 08:25:46.496 INFO [stderr] 
Dec 19 08:25:46.508 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:25:46.508 INFO [stderr]    --> src/main.rs:112:5
Dec 19 08:25:46.508 INFO [stderr]     |
Dec 19 08:25:46.508 INFO [stderr] 112 |     env_logger::init();
Dec 19 08:25:46.508 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 19 08:25:46.509 INFO [stderr]     |
Dec 19 08:25:46.509 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 08:25:46.509 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:25:46.509 INFO [stderr] 
Dec 19 08:25:46.554 INFO [stderr] warning: constant item is never used: `NETWORK_ID`
Dec 19 08:25:46.554 INFO [stderr]   --> src/main.rs:52:1
Dec 19 08:25:46.554 INFO [stderr]    |
Dec 19 08:25:46.554 INFO [stderr] 52 | const NETWORK_ID: usize = 1;
Dec 19 08:25:46.554 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:25:46.554 INFO [stderr]    |
Dec 19 08:25:46.554 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 08:25:46.554 INFO [stderr] 
Dec 19 08:25:46.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:25:46.580 INFO [stderr]    --> src/main.rs:112:5
Dec 19 08:25:46.580 INFO [stderr]     |
Dec 19 08:25:46.580 INFO [stderr] 112 |     env_logger::init();
Dec 19 08:25:46.580 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 19 08:25:46.580 INFO [stderr]     |
Dec 19 08:25:46.581 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 08:25:46.581 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:25:46.581 INFO [stderr] 
Dec 19 08:25:46.641 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.06s
Dec 19 08:25:48.046 INFO running `"docker" "inspect" "f87d415386daabb3a786525b5fdf8fd710867f4395b816c93ce3eb0482e12f0d"`
Dec 19 08:25:48.392 INFO running `"docker" "rm" "-f" "f87d415386daabb3a786525b5fdf8fd710867f4395b816c93ce3eb0482e12f0d"`
Dec 19 08:25:48.712 INFO [stdout] f87d415386daabb3a786525b5fdf8fd710867f4395b816c93ce3eb0482e12f0d