Dec 18 07:53:02.259 INFO checking ETCDEVTeam/sputnikvm-dev against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:53:02.259 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ETCDEVTeam/sputnikvm-dev:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:53:02.780 INFO [stdout] 6cf365b1863c18e9f4624de4f2f21741f064583817817e722cf937653ee28301
Dec 18 07:53:02.788 INFO running `"docker" "start" "-a" "6cf365b1863c18e9f4624de4f2f21741f064583817817e722cf937653ee28301"`
Dec 18 07:53:04.404 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 18 07:53:04.404 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 18 07:53:04.404 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 18 07:53:04.404 INFO [stderr] files will be included as a binary target:
Dec 18 07:53:04.404 INFO [stderr] 
Dec 18 07:53:04.404 INFO [stderr] * /opt/crater/workdir/src/main.rs
Dec 18 07:53:04.404 INFO [stderr] 
Dec 18 07:53:04.404 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 18 07:53:04.404 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 18 07:53:04.404 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 18 07:53:04.404 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 18 07:53:04.404 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 18 07:53:04.404 INFO [stderr] 
Dec 18 07:53:04.404 INFO [stderr] For more information on this warning you can consult
Dec 18 07:53:04.404 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 18 07:53:04.404 INFO [stderr] warning: path `/opt/crater/workdir/src/main.rs` was erroneously implicitly accepted for binary `svmdev`,
Dec 18 07:53:04.404 INFO [stderr] please set bin.path in Cargo.toml
Dec 18 07:53:04.733 INFO [stderr]     Checking sputnikvm-dev v0.2.0 (/opt/crater/workdir)
Dec 18 07:53:09.670 INFO [stderr] warning: unused import: `rlp`
Dec 18 07:53:09.671 INFO [stderr]  --> src/miner/mod.rs:1:5
Dec 18 07:53:09.676 INFO [stderr]   |
Dec 18 07:53:09.676 INFO [stderr] 1 | use rlp;
Dec 18 07:53:09.677 INFO [stderr]   |     ^^^
Dec 18 07:53:09.677 INFO [stderr]   |
Dec 18 07:53:09.677 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:53:09.677 INFO [stderr] 
Dec 18 07:53:09.677 INFO [stderr] warning: unused imports: `Account`, `UnsignedTransaction`
Dec 18 07:53:09.677 INFO [stderr]  --> src/miner/mod.rs:2:29
Dec 18 07:53:09.677 INFO [stderr]   |
Dec 18 07:53:09.677 INFO [stderr] 2 | use block::{Receipt, Block, UnsignedTransaction, Transaction, TransactionAction, Log, FromKey, Header, Account, ommers_hash, transactions_root, receipts_root, RlpHash};
Dec 18 07:53:09.677 INFO [stderr]   |                             ^^^^^^^^^^^^^^^^^^^                                                        ^^^^^^^
Dec 18 07:53:09.677 INFO [stderr] 
Dec 18 07:53:09.678 INFO [stderr] warning: unused imports: `MemoryDatabaseGuard`, `Trie`
Dec 18 07:53:09.678 INFO [stderr]  --> src/miner/mod.rs:3:38
Dec 18 07:53:09.678 INFO [stderr]   |
Dec 18 07:53:09.678 INFO [stderr] 3 | use trie::{MemoryDatabase, Database, MemoryDatabaseGuard, Trie};
Dec 18 07:53:09.678 INFO [stderr]   |                                      ^^^^^^^^^^^^^^^^^^^  ^^^^
Dec 18 07:53:09.678 INFO [stderr] 
Dec 18 07:53:09.678 INFO [stderr] warning: unused import: `M256`
Dec 18 07:53:09.678 INFO [stderr]  --> src/miner/mod.rs:4:20
Dec 18 07:53:09.678 INFO [stderr]   |
Dec 18 07:53:09.678 INFO [stderr] 4 | use bigint::{H256, M256, U256, H64, B256, Gas, Address};
Dec 18 07:53:09.678 INFO [stderr]   |                    ^^^^
Dec 18 07:53:09.678 INFO [stderr] 
Dec 18 07:53:09.678 INFO [stderr] warning: unused import: `secp256k1::SECP256K1`
Dec 18 07:53:09.678 INFO [stderr]  --> src/miner/mod.rs:6:5
Dec 18 07:53:09.678 INFO [stderr]   |
Dec 18 07:53:09.678 INFO [stderr] 6 | use secp256k1::SECP256K1;
Dec 18 07:53:09.678 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.678 INFO [stderr] 
Dec 18 07:53:09.678 INFO [stderr] warning: unused import: `PublicKey`
Dec 18 07:53:09.678 INFO [stderr]  --> src/miner/mod.rs:7:22
Dec 18 07:53:09.678 INFO [stderr]   |
Dec 18 07:53:09.678 INFO [stderr] 7 | use secp256k1::key::{PublicKey, SecretKey};
Dec 18 07:53:09.678 INFO [stderr]   |                      ^^^^^^^^^
Dec 18 07:53:09.678 INFO [stderr] 
Dec 18 07:53:09.678 INFO [stderr] warning: unused import: `std::thread`
Dec 18 07:53:09.678 INFO [stderr]  --> src/miner/mod.rs:9:5
Dec 18 07:53:09.678 INFO [stderr]   |
Dec 18 07:53:09.678 INFO [stderr] 9 | use std::thread;
Dec 18 07:53:09.678 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 07:53:09.678 INFO [stderr] 
Dec 18 07:53:09.679 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 07:53:09.679 INFO [stderr]   --> src/miner/mod.rs:11:5
Dec 18 07:53:09.679 INFO [stderr]    |
Dec 18 07:53:09.679 INFO [stderr] 11 | use std::collections::HashMap;
Dec 18 07:53:09.679 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.679 INFO [stderr] 
Dec 18 07:53:09.679 INFO [stderr] warning: unused imports: `Sender`, `channel`
Dec 18 07:53:09.679 INFO [stderr]   --> src/miner/mod.rs:14:23
Dec 18 07:53:09.679 INFO [stderr]    |
Dec 18 07:53:09.679 INFO [stderr] 14 | use std::sync::mpsc::{channel, Sender, Receiver};
Dec 18 07:53:09.679 INFO [stderr]    |                       ^^^^^^^  ^^^^^^
Dec 18 07:53:09.679 INFO [stderr] 
Dec 18 07:53:09.679 INFO [stderr] warning: unused imports: `AccountChange`, `AccountCommitment`, `AccountState`
Dec 18 07:53:09.679 INFO [stderr]   --> src/miner/mod.rs:16:17
Dec 18 07:53:09.679 INFO [stderr]    |
Dec 18 07:53:09.679 INFO [stderr] 16 | use sputnikvm::{AccountChange, ValidTransaction, Patch, AccountCommitment, AccountState, HeaderParams, SeqTransactionVM, VM, VMStatus};
Dec 18 07:53:09.679 INFO [stderr]    |                 ^^^^^^^^^^^^^                           ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
Dec 18 07:53:09.679 INFO [stderr] 
Dec 18 07:53:09.679 INFO [stderr] warning: unused import: `sputnikvm::errors::RequireError`
Dec 18 07:53:09.679 INFO [stderr]   --> src/miner/mod.rs:17:5
Dec 18 07:53:09.679 INFO [stderr]    |
Dec 18 07:53:09.679 INFO [stderr] 17 | use sputnikvm::errors::RequireError;
Dec 18 07:53:09.679 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.679 INFO [stderr] 
Dec 18 07:53:09.679 INFO [stderr] warning: unused import: `rand::os::OsRng`
Dec 18 07:53:09.679 INFO [stderr]   --> src/miner/mod.rs:19:5
Dec 18 07:53:09.679 INFO [stderr]    |
Dec 18 07:53:09.679 INFO [stderr] 19 | use rand::os::OsRng;
Dec 18 07:53:09.680 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 07:53:09.680 INFO [stderr] 
Dec 18 07:53:09.680 INFO [stderr] warning: unused import: `Keccak256`
Dec 18 07:53:09.680 INFO [stderr]   --> src/miner/mod.rs:20:20
Dec 18 07:53:09.680 INFO [stderr]    |
Dec 18 07:53:09.680 INFO [stderr] 20 | use sha3::{Digest, Keccak256};
Dec 18 07:53:09.680 INFO [stderr]    |                    ^^^^^^^^^
Dec 18 07:53:09.680 INFO [stderr] 
Dec 18 07:53:09.680 INFO [stderr] warning: unused imports: `Account`, `FromKey`, `Header`, `Log`, `TransactionAction`, `UnsignedTransaction`
Dec 18 07:53:09.680 INFO [stderr]  --> src/miner/state.rs:4:42
Dec 18 07:53:09.680 INFO [stderr]   |
Dec 18 07:53:09.680 INFO [stderr] 4 | use block::{Receipt, Block, TotalHeader, UnsignedTransaction, Transaction, TransactionAction, Log, FromKey, Header, Account};
Dec 18 07:53:09.680 INFO [stderr]   |                                          ^^^^^^^^^^^^^^^^^^^               ^^^^^^^^^^^^^^^^^  ^^^  ^^^^^^^  ^^^^^^  ^^^^^^^
Dec 18 07:53:09.680 INFO [stderr] 
Dec 18 07:53:09.680 INFO [stderr] warning: unused imports: `MemoryDatabaseGuard`, `Trie`
Dec 18 07:53:09.680 INFO [stderr]  --> src/miner/state.rs:5:28
Dec 18 07:53:09.680 INFO [stderr]   |
Dec 18 07:53:09.680 INFO [stderr] 5 | use trie::{MemoryDatabase, MemoryDatabaseGuard, Trie};
Dec 18 07:53:09.680 INFO [stderr]   |                            ^^^^^^^^^^^^^^^^^^^  ^^^^
Dec 18 07:53:09.680 INFO [stderr] 
Dec 18 07:53:09.681 INFO [stderr] warning: unused imports: `B256`, `Gas`, `H64`
Dec 18 07:53:09.681 INFO [stderr]  --> src/miner/state.rs:6:32
Dec 18 07:53:09.681 INFO [stderr]   |
Dec 18 07:53:09.681 INFO [stderr] 6 | use bigint::{H256, M256, U256, H64, B256, Gas, Address};
Dec 18 07:53:09.681 INFO [stderr]   |                                ^^^  ^^^^  ^^^
Dec 18 07:53:09.681 INFO [stderr] 
Dec 18 07:53:09.681 INFO [stderr] warning: unused imports: `MutexGuard`, `Mutex`
Dec 18 07:53:09.681 INFO [stderr]   --> src/miner/state.rs:13:17
Dec 18 07:53:09.681 INFO [stderr]    |
Dec 18 07:53:09.681 INFO [stderr] 13 | use std::sync::{Mutex, MutexGuard};
Dec 18 07:53:09.681 INFO [stderr]    |                 ^^^^^  ^^^^^^^^^^
Dec 18 07:53:09.681 INFO [stderr] 
Dec 18 07:53:09.681 INFO [stderr] warning: unused import: `HashSet`
Dec 18 07:53:09.681 INFO [stderr]   --> src/miner/state.rs:14:33
Dec 18 07:53:09.681 INFO [stderr]    |
Dec 18 07:53:09.681 INFO [stderr] 14 | use std::collections::{HashMap, HashSet};
Dec 18 07:53:09.681 INFO [stderr]    |                                 ^^^^^^^
Dec 18 07:53:09.681 INFO [stderr] 
Dec 18 07:53:09.688 INFO [stderr] warning: unused imports: `Params`, `self`
Dec 18 07:53:09.688 INFO [stderr]  --> src/rpc/mod.rs:1:20
Dec 18 07:53:09.688 INFO [stderr]   |
Dec 18 07:53:09.688 INFO [stderr] 1 | use jsonrpc_core::{self, IoHandler, Params};
Dec 18 07:53:09.688 INFO [stderr]   |                    ^^^^             ^^^^^^
Dec 18 07:53:09.688 INFO [stderr] 
Dec 18 07:53:09.688 INFO [stderr] warning: unused import: `serde::Serialize`
Dec 18 07:53:09.688 INFO [stderr]  --> src/rpc/mod.rs:5:5
Dec 18 07:53:09.688 INFO [stderr]   |
Dec 18 07:53:09.688 INFO [stderr] 5 | use serde::Serialize;
Dec 18 07:53:09.688 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 07:53:09.688 INFO [stderr] 
Dec 18 07:53:09.689 INFO [stderr] warning: unused import: `serde::de::DeserializeOwned`
Dec 18 07:53:09.689 INFO [stderr]  --> src/rpc/mod.rs:6:5
Dec 18 07:53:09.689 INFO [stderr]   |
Dec 18 07:53:09.689 INFO [stderr] 6 | use serde::de::DeserializeOwned;
Dec 18 07:53:09.689 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.689 INFO [stderr] 
Dec 18 07:53:09.689 INFO [stderr] warning: unused imports: `Value`, `self`
Dec 18 07:53:09.689 INFO [stderr]  --> src/rpc/mod.rs:7:18
Dec 18 07:53:09.689 INFO [stderr]   |
Dec 18 07:53:09.689 INFO [stderr] 7 | use serde_json::{self, Value};
Dec 18 07:53:09.689 INFO [stderr]   |                  ^^^^  ^^^^^
Dec 18 07:53:09.689 INFO [stderr] 
Dec 18 07:53:09.689 INFO [stderr] warning: unused imports: `Receiver`, `channel`
Dec 18 07:53:09.689 INFO [stderr]   --> src/rpc/mod.rs:11:23
Dec 18 07:53:09.689 INFO [stderr]    |
Dec 18 07:53:09.689 INFO [stderr] 11 | use std::sync::mpsc::{channel, Sender, Receiver};
Dec 18 07:53:09.689 INFO [stderr]    |                       ^^^^^^^          ^^^^^^^^
Dec 18 07:53:09.689 INFO [stderr] 
Dec 18 07:53:09.689 INFO [stderr] warning: unused import: `RPCStep`
Dec 18 07:53:09.689 INFO [stderr]  --> src/rpc/serves.rs:1:81
Dec 18 07:53:09.689 INFO [stderr]   |
Dec 18 07:53:09.689 INFO [stderr] 1 | use super::{EthereumRPC, FilterRPC, DebugRPC, Either, RPCTransaction, RPCTrace, RPCStep, RPCBlock, RPCLog, RPCReceipt, RPCLogFilter, RPCBlockTrace, RPCDump, RPCDumpAccount, RPCTraceConfig};
Dec 18 07:53:09.689 INFO [stderr]   |                                                                                 ^^^^^^^
Dec 18 07:53:09.689 INFO [stderr] 
Dec 18 07:53:09.689 INFO [stderr] warning: unused import: `super::solidity::*`
Dec 18 07:53:09.689 INFO [stderr]  --> src/rpc/serves.rs:5:5
Dec 18 07:53:09.690 INFO [stderr]   |
Dec 18 07:53:09.690 INFO [stderr] 5 | use super::solidity::*;
Dec 18 07:53:09.690 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.690 INFO [stderr] 
Dec 18 07:53:09.690 INFO [stderr] warning: unused import: `H2048`
Dec 18 07:53:09.690 INFO [stderr]   --> src/rpc/serves.rs:11:32
Dec 18 07:53:09.690 INFO [stderr]    |
Dec 18 07:53:09.690 INFO [stderr] 11 | use bigint::{M256, U256, H256, H2048, Address, Gas};
Dec 18 07:53:09.690 INFO [stderr]    |                                ^^^^^
Dec 18 07:53:09.690 INFO [stderr] 
Dec 18 07:53:09.690 INFO [stderr] warning: unused imports: `read_hex`, `to_hex`
Dec 18 07:53:09.690 INFO [stderr]   --> src/rpc/serves.rs:12:15
Dec 18 07:53:09.690 INFO [stderr]    |
Dec 18 07:53:09.690 INFO [stderr] 12 | use hexutil::{read_hex, to_hex};
Dec 18 07:53:09.690 INFO [stderr]    |               ^^^^^^^^  ^^^^^^
Dec 18 07:53:09.690 INFO [stderr] 
Dec 18 07:53:09.690 INFO [stderr] warning: unused imports: `Log`, `Receipt`, `TotalHeader`, `TransactionAction`, `UnsignedTransaction`
Dec 18 07:53:09.690 INFO [stderr]   --> src/rpc/serves.rs:13:20
Dec 18 07:53:09.690 INFO [stderr]    |
Dec 18 07:53:09.690 INFO [stderr] 13 | use block::{Block, TotalHeader, Account, Log, Receipt, FromKey, Transaction, UnsignedTransaction, TransactionAction};
Dec 18 07:53:09.690 INFO [stderr]    |                    ^^^^^^^^^^^           ^^^  ^^^^^^^                        ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.690 INFO [stderr] 
Dec 18 07:53:09.690 INFO [stderr] warning: unused imports: `AccountChange`, `MachineStatus`, `Memory`, `VMStatus`, `ValidTransaction`
Dec 18 07:53:09.690 INFO [stderr]   --> src/rpc/serves.rs:16:17
Dec 18 07:53:09.690 INFO [stderr]    |
Dec 18 07:53:09.690 INFO [stderr] 16 | use sputnikvm::{AccountChange, ValidTransaction, SeqTransactionVM, VM, VMStatus, Memory, MachineStatus, HeaderParams, Patch};
Dec 18 07:53:09.690 INFO [stderr]    |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^                        ^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^
Dec 18 07:53:09.691 INFO [stderr] 
Dec 18 07:53:09.691 INFO [stderr] warning: unused imports: `Receiver`, `channel`
Dec 18 07:53:09.691 INFO [stderr]   --> src/rpc/serves.rs:20:23
Dec 18 07:53:09.691 INFO [stderr]    |
Dec 18 07:53:09.691 INFO [stderr] 20 | use std::sync::mpsc::{channel, Sender, Receiver};
Dec 18 07:53:09.691 INFO [stderr]    |                       ^^^^^^^          ^^^^^^^^
Dec 18 07:53:09.691 INFO [stderr] 
Dec 18 07:53:09.692 INFO [stderr] warning: unused import: `U256`
Dec 18 07:53:09.692 INFO [stderr]  --> src/rpc/filter.rs:1:29
Dec 18 07:53:09.692 INFO [stderr]   |
Dec 18 07:53:09.692 INFO [stderr] 1 | use bigint::{Address, H256, U256};
Dec 18 07:53:09.692 INFO [stderr]   |                             ^^^^
Dec 18 07:53:09.692 INFO [stderr] 
Dec 18 07:53:09.692 INFO [stderr] warning: unused import: `hexutil::*`
Dec 18 07:53:09.692 INFO [stderr]  --> src/rpc/filter.rs:2:5
Dec 18 07:53:09.692 INFO [stderr]   |
Dec 18 07:53:09.692 INFO [stderr] 2 | use hexutil::*;
Dec 18 07:53:09.692 INFO [stderr]   |     ^^^^^^^^^^
Dec 18 07:53:09.692 INFO [stderr] 
Dec 18 07:53:09.692 INFO [stderr] warning: unused import: `Receipt`
Dec 18 07:53:09.692 INFO [stderr]  --> src/rpc/filter.rs:3:18
Dec 18 07:53:09.692 INFO [stderr]   |
Dec 18 07:53:09.692 INFO [stderr] 3 | use block::{Log, Receipt};
Dec 18 07:53:09.693 INFO [stderr]   |                  ^^^^^^^
Dec 18 07:53:09.693 INFO [stderr] 
Dec 18 07:53:09.693 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 18 07:53:09.693 INFO [stderr]  --> src/rpc/filter.rs:5:5
Dec 18 07:53:09.693 INFO [stderr]   |
Dec 18 07:53:09.693 INFO [stderr] 5 | use std::str::FromStr;
Dec 18 07:53:09.693 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.693 INFO [stderr] 
Dec 18 07:53:09.693 INFO [stderr] warning: unused import: `UntrustedRlp`
Dec 18 07:53:09.693 INFO [stderr]  --> src/rpc/util.rs:8:17
Dec 18 07:53:09.693 INFO [stderr]   |
Dec 18 07:53:09.693 INFO [stderr] 8 | use rlp::{self, UntrustedRlp};
Dec 18 07:53:09.693 INFO [stderr]   |                 ^^^^^^^^^^^^
Dec 18 07:53:09.693 INFO [stderr] 
Dec 18 07:53:09.694 INFO [stderr] warning: unused import: `to_hex`
Dec 18 07:53:09.694 INFO [stderr]   --> src/rpc/util.rs:10:25
Dec 18 07:53:09.694 INFO [stderr]    |
Dec 18 07:53:09.694 INFO [stderr] 10 | use hexutil::{read_hex, to_hex};
Dec 18 07:53:09.694 INFO [stderr]    |                         ^^^^^^
Dec 18 07:53:09.694 INFO [stderr] 
Dec 18 07:53:09.694 INFO [stderr] warning: unused import: `Log`
Dec 18 07:53:09.694 INFO [stderr]   --> src/rpc/util.rs:11:42
Dec 18 07:53:09.694 INFO [stderr]    |
Dec 18 07:53:09.694 INFO [stderr] 11 | use block::{Block, TotalHeader, Account, Log, Receipt, FromKey, Transaction, UnsignedTransaction, TransactionAction, GlobalSignaturePatch, RlpHash};
Dec 18 07:53:09.694 INFO [stderr]    |                                          ^^^
Dec 18 07:53:09.694 INFO [stderr] 
Dec 18 07:53:09.694 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 18 07:53:09.694 INFO [stderr]   --> src/rpc/util.rs:15:5
Dec 18 07:53:09.694 INFO [stderr]    |
Dec 18 07:53:09.694 INFO [stderr] 15 | use std::str::FromStr;
Dec 18 07:53:09.694 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.694 INFO [stderr] 
Dec 18 07:53:09.694 INFO [stderr] warning: unused import: `jsonrpc_macros::Trailing`
Dec 18 07:53:09.694 INFO [stderr]   --> src/rpc/util.rs:20:5
Dec 18 07:53:09.694 INFO [stderr]    |
Dec 18 07:53:09.694 INFO [stderr] 20 | use jsonrpc_macros::Trailing;
Dec 18 07:53:09.695 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.695 INFO [stderr] 
Dec 18 07:53:09.704 INFO [stderr] warning: unused import: `miner::MinerState`
Dec 18 07:53:09.705 INFO [stderr]   --> src/main.rs:46:5
Dec 18 07:53:09.705 INFO [stderr]    |
Dec 18 07:53:09.705 INFO [stderr] 46 | use miner::MinerState;
Dec 18 07:53:09.705 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.705 INFO [stderr] 
Dec 18 07:53:09.705 INFO [stderr] warning: unused import: `PublicKey`
Dec 18 07:53:09.705 INFO [stderr]   --> src/main.rs:48:22
Dec 18 07:53:09.705 INFO [stderr]    |
Dec 18 07:53:09.705 INFO [stderr] 48 | use secp256k1::key::{PublicKey, SecretKey};
Dec 18 07:53:09.705 INFO [stderr]    |                      ^^^^^^^^^
Dec 18 07:53:09.705 INFO [stderr] 
Dec 18 07:53:09.705 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Dec 18 07:53:09.705 INFO [stderr]   --> src/main.rs:55:32
Dec 18 07:53:09.705 INFO [stderr]    |
Dec 18 07:53:09.705 INFO [stderr] 55 | use std::sync::mpsc::{channel, Sender, Receiver};
Dec 18 07:53:09.705 INFO [stderr]    |                                ^^^^^^  ^^^^^^^^
Dec 18 07:53:09.705 INFO [stderr] 
Dec 18 07:53:09.872 INFO [stderr] warning: unused import: `rlp`
Dec 18 07:53:09.872 INFO [stderr]  --> src/miner/mod.rs:1:5
Dec 18 07:53:09.872 INFO [stderr]   |
Dec 18 07:53:09.873 INFO [stderr] 1 | use rlp;
Dec 18 07:53:09.873 INFO [stderr]   |     ^^^
Dec 18 07:53:09.873 INFO [stderr]   |
Dec 18 07:53:09.874 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:53:09.874 INFO [stderr] 
Dec 18 07:53:09.874 INFO [stderr] warning: unused imports: `Account`, `UnsignedTransaction`
Dec 18 07:53:09.874 INFO [stderr]  --> src/miner/mod.rs:2:29
Dec 18 07:53:09.875 INFO [stderr]   |
Dec 18 07:53:09.875 INFO [stderr] 2 | use block::{Receipt, Block, UnsignedTransaction, Transaction, TransactionAction, Log, FromKey, Header, Account, ommers_hash, transactions_root, receipts_root, RlpHash};
Dec 18 07:53:09.875 INFO [stderr]   |                             ^^^^^^^^^^^^^^^^^^^                                                        ^^^^^^^
Dec 18 07:53:09.875 INFO [stderr] 
Dec 18 07:53:09.876 INFO [stderr] warning: unused imports: `MemoryDatabaseGuard`, `Trie`
Dec 18 07:53:09.876 INFO [stderr]  --> src/miner/mod.rs:3:38
Dec 18 07:53:09.876 INFO [stderr]   |
Dec 18 07:53:09.876 INFO [stderr] 3 | use trie::{MemoryDatabase, Database, MemoryDatabaseGuard, Trie};
Dec 18 07:53:09.877 INFO [stderr]   |                                      ^^^^^^^^^^^^^^^^^^^  ^^^^
Dec 18 07:53:09.877 INFO [stderr] 
Dec 18 07:53:09.877 INFO [stderr] warning: unused import: `M256`
Dec 18 07:53:09.877 INFO [stderr]  --> src/miner/mod.rs:4:20
Dec 18 07:53:09.878 INFO [stderr]   |
Dec 18 07:53:09.878 INFO [stderr] 4 | use bigint::{H256, M256, U256, H64, B256, Gas, Address};
Dec 18 07:53:09.878 INFO [stderr]   |                    ^^^^
Dec 18 07:53:09.878 INFO [stderr] 
Dec 18 07:53:09.879 INFO [stderr] warning: unused import: `secp256k1::SECP256K1`
Dec 18 07:53:09.879 INFO [stderr]  --> src/miner/mod.rs:6:5
Dec 18 07:53:09.879 INFO [stderr]   |
Dec 18 07:53:09.880 INFO [stderr] 6 | use secp256k1::SECP256K1;
Dec 18 07:53:09.880 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.880 INFO [stderr] 
Dec 18 07:53:09.880 INFO [stderr] warning: unused import: `PublicKey`
Dec 18 07:53:09.880 INFO [stderr]  --> src/miner/mod.rs:7:22
Dec 18 07:53:09.881 INFO [stderr]   |
Dec 18 07:53:09.881 INFO [stderr] 7 | use secp256k1::key::{PublicKey, SecretKey};
Dec 18 07:53:09.881 INFO [stderr]   |                      ^^^^^^^^^
Dec 18 07:53:09.882 INFO [stderr] 
Dec 18 07:53:09.882 INFO [stderr] warning: unused import: `std::thread`
Dec 18 07:53:09.882 INFO [stderr]  --> src/miner/mod.rs:9:5
Dec 18 07:53:09.882 INFO [stderr]   |
Dec 18 07:53:09.883 INFO [stderr] 9 | use std::thread;
Dec 18 07:53:09.883 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 07:53:09.883 INFO [stderr] 
Dec 18 07:53:09.884 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 07:53:09.884 INFO [stderr]   --> src/miner/mod.rs:11:5
Dec 18 07:53:09.884 INFO [stderr]    |
Dec 18 07:53:09.885 INFO [stderr] 11 | use std::collections::HashMap;
Dec 18 07:53:09.885 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.885 INFO [stderr] 
Dec 18 07:53:09.885 INFO [stderr] warning: unused imports: `Sender`, `channel`
Dec 18 07:53:09.886 INFO [stderr]   --> src/miner/mod.rs:14:23
Dec 18 07:53:09.886 INFO [stderr]    |
Dec 18 07:53:09.886 INFO [stderr] 14 | use std::sync::mpsc::{channel, Sender, Receiver};
Dec 18 07:53:09.887 INFO [stderr]    |                       ^^^^^^^  ^^^^^^
Dec 18 07:53:09.887 INFO [stderr] 
Dec 18 07:53:09.887 INFO [stderr] warning: unused imports: `AccountChange`, `AccountCommitment`, `AccountState`
Dec 18 07:53:09.887 INFO [stderr]   --> src/miner/mod.rs:16:17
Dec 18 07:53:09.887 INFO [stderr]    |
Dec 18 07:53:09.887 INFO [stderr] 16 | use sputnikvm::{AccountChange, ValidTransaction, Patch, AccountCommitment, AccountState, HeaderParams, SeqTransactionVM, VM, VMStatus};
Dec 18 07:53:09.887 INFO [stderr]    |                 ^^^^^^^^^^^^^                           ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
Dec 18 07:53:09.887 INFO [stderr] 
Dec 18 07:53:09.887 INFO [stderr] warning: unused import: `sputnikvm::errors::RequireError`
Dec 18 07:53:09.887 INFO [stderr]   --> src/miner/mod.rs:17:5
Dec 18 07:53:09.887 INFO [stderr]    |
Dec 18 07:53:09.887 INFO [stderr] 17 | use sputnikvm::errors::RequireError;
Dec 18 07:53:09.887 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.887 INFO [stderr] 
Dec 18 07:53:09.887 INFO [stderr] warning: unused import: `rand::os::OsRng`
Dec 18 07:53:09.887 INFO [stderr]   --> src/miner/mod.rs:19:5
Dec 18 07:53:09.887 INFO [stderr]    |
Dec 18 07:53:09.887 INFO [stderr] 19 | use rand::os::OsRng;
Dec 18 07:53:09.887 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 07:53:09.887 INFO [stderr] 
Dec 18 07:53:09.887 INFO [stderr] warning: unused import: `Keccak256`
Dec 18 07:53:09.887 INFO [stderr]   --> src/miner/mod.rs:20:20
Dec 18 07:53:09.887 INFO [stderr]    |
Dec 18 07:53:09.887 INFO [stderr] 20 | use sha3::{Digest, Keccak256};
Dec 18 07:53:09.887 INFO [stderr]    |                    ^^^^^^^^^
Dec 18 07:53:09.887 INFO [stderr] 
Dec 18 07:53:09.887 INFO [stderr] warning: unused imports: `Account`, `FromKey`, `Header`, `Log`, `TransactionAction`, `UnsignedTransaction`
Dec 18 07:53:09.887 INFO [stderr]  --> src/miner/state.rs:4:42
Dec 18 07:53:09.887 INFO [stderr]   |
Dec 18 07:53:09.887 INFO [stderr] 4 | use block::{Receipt, Block, TotalHeader, UnsignedTransaction, Transaction, TransactionAction, Log, FromKey, Header, Account};
Dec 18 07:53:09.887 INFO [stderr]   |                                          ^^^^^^^^^^^^^^^^^^^               ^^^^^^^^^^^^^^^^^  ^^^  ^^^^^^^  ^^^^^^  ^^^^^^^
Dec 18 07:53:09.887 INFO [stderr] 
Dec 18 07:53:09.887 INFO [stderr] warning: unused imports: `MemoryDatabaseGuard`, `Trie`
Dec 18 07:53:09.888 INFO [stderr]  --> src/miner/state.rs:5:28
Dec 18 07:53:09.888 INFO [stderr]   |
Dec 18 07:53:09.888 INFO [stderr] 5 | use trie::{MemoryDatabase, MemoryDatabaseGuard, Trie};
Dec 18 07:53:09.888 INFO [stderr]   |                            ^^^^^^^^^^^^^^^^^^^  ^^^^
Dec 18 07:53:09.888 INFO [stderr] 
Dec 18 07:53:09.888 INFO [stderr] warning: unused imports: `B256`, `Gas`, `H64`
Dec 18 07:53:09.888 INFO [stderr]  --> src/miner/state.rs:6:32
Dec 18 07:53:09.888 INFO [stderr]   |
Dec 18 07:53:09.888 INFO [stderr] 6 | use bigint::{H256, M256, U256, H64, B256, Gas, Address};
Dec 18 07:53:09.888 INFO [stderr]   |                                ^^^  ^^^^  ^^^
Dec 18 07:53:09.888 INFO [stderr] 
Dec 18 07:53:09.888 INFO [stderr] warning: unused imports: `MutexGuard`, `Mutex`
Dec 18 07:53:09.888 INFO [stderr]   --> src/miner/state.rs:13:17
Dec 18 07:53:09.888 INFO [stderr]    |
Dec 18 07:53:09.888 INFO [stderr] 13 | use std::sync::{Mutex, MutexGuard};
Dec 18 07:53:09.888 INFO [stderr]    |                 ^^^^^  ^^^^^^^^^^
Dec 18 07:53:09.888 INFO [stderr] 
Dec 18 07:53:09.888 INFO [stderr] warning: unused import: `HashSet`
Dec 18 07:53:09.888 INFO [stderr]   --> src/miner/state.rs:14:33
Dec 18 07:53:09.888 INFO [stderr]    |
Dec 18 07:53:09.888 INFO [stderr] 14 | use std::collections::{HashMap, HashSet};
Dec 18 07:53:09.888 INFO [stderr]    |                                 ^^^^^^^
Dec 18 07:53:09.888 INFO [stderr] 
Dec 18 07:53:09.888 INFO [stderr] warning: unused imports: `Params`, `self`
Dec 18 07:53:09.888 INFO [stderr]  --> src/rpc/mod.rs:1:20
Dec 18 07:53:09.888 INFO [stderr]   |
Dec 18 07:53:09.888 INFO [stderr] 1 | use jsonrpc_core::{self, IoHandler, Params};
Dec 18 07:53:09.889 INFO [stderr]   |                    ^^^^             ^^^^^^
Dec 18 07:53:09.889 INFO [stderr] 
Dec 18 07:53:09.889 INFO [stderr] warning: unused import: `serde::Serialize`
Dec 18 07:53:09.889 INFO [stderr]  --> src/rpc/mod.rs:5:5
Dec 18 07:53:09.889 INFO [stderr]   |
Dec 18 07:53:09.889 INFO [stderr] 5 | use serde::Serialize;
Dec 18 07:53:09.889 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 07:53:09.889 INFO [stderr] 
Dec 18 07:53:09.889 INFO [stderr] warning: unused import: `serde::de::DeserializeOwned`
Dec 18 07:53:09.889 INFO [stderr]  --> src/rpc/mod.rs:6:5
Dec 18 07:53:09.889 INFO [stderr]   |
Dec 18 07:53:09.889 INFO [stderr] 6 | use serde::de::DeserializeOwned;
Dec 18 07:53:09.889 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.889 INFO [stderr] 
Dec 18 07:53:09.889 INFO [stderr] warning: unused imports: `Value`, `self`
Dec 18 07:53:09.889 INFO [stderr]  --> src/rpc/mod.rs:7:18
Dec 18 07:53:09.889 INFO [stderr]   |
Dec 18 07:53:09.889 INFO [stderr] 7 | use serde_json::{self, Value};
Dec 18 07:53:09.889 INFO [stderr]   |                  ^^^^  ^^^^^
Dec 18 07:53:09.889 INFO [stderr] 
Dec 18 07:53:09.889 INFO [stderr] warning: unused imports: `Receiver`, `channel`
Dec 18 07:53:09.889 INFO [stderr]   --> src/rpc/mod.rs:11:23
Dec 18 07:53:09.889 INFO [stderr]    |
Dec 18 07:53:09.889 INFO [stderr] 11 | use std::sync::mpsc::{channel, Sender, Receiver};
Dec 18 07:53:09.889 INFO [stderr]    |                       ^^^^^^^          ^^^^^^^^
Dec 18 07:53:09.889 INFO [stderr] 
Dec 18 07:53:09.889 INFO [stderr] warning: unused import: `RPCStep`
Dec 18 07:53:09.889 INFO [stderr]  --> src/rpc/serves.rs:1:81
Dec 18 07:53:09.889 INFO [stderr]   |
Dec 18 07:53:09.889 INFO [stderr] 1 | use super::{EthereumRPC, FilterRPC, DebugRPC, Either, RPCTransaction, RPCTrace, RPCStep, RPCBlock, RPCLog, RPCReceipt, RPCLogFilter, RPCBlockTrace, RPCDump, RPCDumpAccount, RPCTraceConfig};
Dec 18 07:53:09.889 INFO [stderr]   |                                                                                 ^^^^^^^
Dec 18 07:53:09.889 INFO [stderr] 
Dec 18 07:53:09.889 INFO [stderr] warning: unused import: `super::solidity::*`
Dec 18 07:53:09.889 INFO [stderr]  --> src/rpc/serves.rs:5:5
Dec 18 07:53:09.890 INFO [stderr]   |
Dec 18 07:53:09.890 INFO [stderr] 5 | use super::solidity::*;
Dec 18 07:53:09.890 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.890 INFO [stderr] 
Dec 18 07:53:09.890 INFO [stderr] warning: unused import: `H2048`
Dec 18 07:53:09.890 INFO [stderr]   --> src/rpc/serves.rs:11:32
Dec 18 07:53:09.890 INFO [stderr]    |
Dec 18 07:53:09.890 INFO [stderr] 11 | use bigint::{M256, U256, H256, H2048, Address, Gas};
Dec 18 07:53:09.890 INFO [stderr]    |                                ^^^^^
Dec 18 07:53:09.890 INFO [stderr] 
Dec 18 07:53:09.890 INFO [stderr] warning: unused imports: `read_hex`, `to_hex`
Dec 18 07:53:09.890 INFO [stderr]   --> src/rpc/serves.rs:12:15
Dec 18 07:53:09.890 INFO [stderr]    |
Dec 18 07:53:09.890 INFO [stderr] 12 | use hexutil::{read_hex, to_hex};
Dec 18 07:53:09.890 INFO [stderr]    |               ^^^^^^^^  ^^^^^^
Dec 18 07:53:09.890 INFO [stderr] 
Dec 18 07:53:09.890 INFO [stderr] warning: unused imports: `Log`, `Receipt`, `TotalHeader`, `TransactionAction`, `UnsignedTransaction`
Dec 18 07:53:09.890 INFO [stderr]   --> src/rpc/serves.rs:13:20
Dec 18 07:53:09.890 INFO [stderr]    |
Dec 18 07:53:09.890 INFO [stderr] 13 | use block::{Block, TotalHeader, Account, Log, Receipt, FromKey, Transaction, UnsignedTransaction, TransactionAction};
Dec 18 07:53:09.890 INFO [stderr]    |                    ^^^^^^^^^^^           ^^^  ^^^^^^^                        ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.890 INFO [stderr] 
Dec 18 07:53:09.890 INFO [stderr] warning: unused imports: `AccountChange`, `MachineStatus`, `Memory`, `VMStatus`, `ValidTransaction`
Dec 18 07:53:09.890 INFO [stderr]   --> src/rpc/serves.rs:16:17
Dec 18 07:53:09.890 INFO [stderr]    |
Dec 18 07:53:09.890 INFO [stderr] 16 | use sputnikvm::{AccountChange, ValidTransaction, SeqTransactionVM, VM, VMStatus, Memory, MachineStatus, HeaderParams, Patch};
Dec 18 07:53:09.890 INFO [stderr]    |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^                        ^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^
Dec 18 07:53:09.890 INFO [stderr] 
Dec 18 07:53:09.890 INFO [stderr] warning: unused imports: `Receiver`, `channel`
Dec 18 07:53:09.890 INFO [stderr]   --> src/rpc/serves.rs:20:23
Dec 18 07:53:09.890 INFO [stderr]    |
Dec 18 07:53:09.890 INFO [stderr] 20 | use std::sync::mpsc::{channel, Sender, Receiver};
Dec 18 07:53:09.891 INFO [stderr]    |                       ^^^^^^^          ^^^^^^^^
Dec 18 07:53:09.891 INFO [stderr] 
Dec 18 07:53:09.891 INFO [stderr] warning: unused import: `U256`
Dec 18 07:53:09.891 INFO [stderr]  --> src/rpc/filter.rs:1:29
Dec 18 07:53:09.891 INFO [stderr]   |
Dec 18 07:53:09.891 INFO [stderr] 1 | use bigint::{Address, H256, U256};
Dec 18 07:53:09.891 INFO [stderr]   |                             ^^^^
Dec 18 07:53:09.891 INFO [stderr] 
Dec 18 07:53:09.891 INFO [stderr] warning: unused import: `hexutil::*`
Dec 18 07:53:09.891 INFO [stderr]  --> src/rpc/filter.rs:2:5
Dec 18 07:53:09.891 INFO [stderr]   |
Dec 18 07:53:09.891 INFO [stderr] 2 | use hexutil::*;
Dec 18 07:53:09.891 INFO [stderr]   |     ^^^^^^^^^^
Dec 18 07:53:09.891 INFO [stderr] 
Dec 18 07:53:09.891 INFO [stderr] warning: unused import: `Receipt`
Dec 18 07:53:09.891 INFO [stderr]  --> src/rpc/filter.rs:3:18
Dec 18 07:53:09.891 INFO [stderr]   |
Dec 18 07:53:09.891 INFO [stderr] 3 | use block::{Log, Receipt};
Dec 18 07:53:09.891 INFO [stderr]   |                  ^^^^^^^
Dec 18 07:53:09.891 INFO [stderr] 
Dec 18 07:53:09.891 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 18 07:53:09.891 INFO [stderr]  --> src/rpc/filter.rs:5:5
Dec 18 07:53:09.891 INFO [stderr]   |
Dec 18 07:53:09.891 INFO [stderr] 5 | use std::str::FromStr;
Dec 18 07:53:09.891 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.891 INFO [stderr] 
Dec 18 07:53:09.891 INFO [stderr] warning: unused import: `UntrustedRlp`
Dec 18 07:53:09.891 INFO [stderr]  --> src/rpc/util.rs:8:17
Dec 18 07:53:09.891 INFO [stderr]   |
Dec 18 07:53:09.891 INFO [stderr] 8 | use rlp::{self, UntrustedRlp};
Dec 18 07:53:09.891 INFO [stderr]   |                 ^^^^^^^^^^^^
Dec 18 07:53:09.891 INFO [stderr] 
Dec 18 07:53:09.892 INFO [stderr] warning: unused import: `to_hex`
Dec 18 07:53:09.892 INFO [stderr]   --> src/rpc/util.rs:10:25
Dec 18 07:53:09.892 INFO [stderr]    |
Dec 18 07:53:09.892 INFO [stderr] 10 | use hexutil::{read_hex, to_hex};
Dec 18 07:53:09.892 INFO [stderr]    |                         ^^^^^^
Dec 18 07:53:09.892 INFO [stderr] 
Dec 18 07:53:09.892 INFO [stderr] warning: unused import: `Log`
Dec 18 07:53:09.892 INFO [stderr]   --> src/rpc/util.rs:11:42
Dec 18 07:53:09.892 INFO [stderr]    |
Dec 18 07:53:09.892 INFO [stderr] 11 | use block::{Block, TotalHeader, Account, Log, Receipt, FromKey, Transaction, UnsignedTransaction, TransactionAction, GlobalSignaturePatch, RlpHash};
Dec 18 07:53:09.892 INFO [stderr]    |                                          ^^^
Dec 18 07:53:09.892 INFO [stderr] 
Dec 18 07:53:09.892 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 18 07:53:09.892 INFO [stderr]   --> src/rpc/util.rs:15:5
Dec 18 07:53:09.892 INFO [stderr]    |
Dec 18 07:53:09.892 INFO [stderr] 15 | use std::str::FromStr;
Dec 18 07:53:09.892 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.892 INFO [stderr] 
Dec 18 07:53:09.892 INFO [stderr] warning: unused import: `jsonrpc_macros::Trailing`
Dec 18 07:53:09.892 INFO [stderr]   --> src/rpc/util.rs:20:5
Dec 18 07:53:09.892 INFO [stderr]    |
Dec 18 07:53:09.892 INFO [stderr] 20 | use jsonrpc_macros::Trailing;
Dec 18 07:53:09.892 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.892 INFO [stderr] 
Dec 18 07:53:09.907 INFO [stderr] warning: unused import: `miner::MinerState`
Dec 18 07:53:09.907 INFO [stderr]   --> src/main.rs:46:5
Dec 18 07:53:09.907 INFO [stderr]    |
Dec 18 07:53:09.908 INFO [stderr] 46 | use miner::MinerState;
Dec 18 07:53:09.908 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 07:53:09.908 INFO [stderr] 
Dec 18 07:53:09.908 INFO [stderr] warning: unused import: `PublicKey`
Dec 18 07:53:09.909 INFO [stderr]   --> src/main.rs:48:22
Dec 18 07:53:09.909 INFO [stderr]    |
Dec 18 07:53:09.909 INFO [stderr] 48 | use secp256k1::key::{PublicKey, SecretKey};
Dec 18 07:53:09.909 INFO [stderr]    |                      ^^^^^^^^^
Dec 18 07:53:09.910 INFO [stderr] 
Dec 18 07:53:09.910 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Dec 18 07:53:09.910 INFO [stderr]   --> src/main.rs:55:32
Dec 18 07:53:09.910 INFO [stderr]    |
Dec 18 07:53:09.911 INFO [stderr] 55 | use std::sync::mpsc::{channel, Sender, Receiver};
Dec 18 07:53:09.911 INFO [stderr]    |                                ^^^^^^  ^^^^^^^^
Dec 18 07:53:09.911 INFO [stderr] 
Dec 18 07:53:11.808 INFO [stderr] warning: unused import: `Digest`
Dec 18 07:53:11.808 INFO [stderr]   --> src/miner/mod.rs:20:12
Dec 18 07:53:11.808 INFO [stderr]    |
Dec 18 07:53:11.808 INFO [stderr] 20 | use sha3::{Digest, Keccak256};
Dec 18 07:53:11.808 INFO [stderr]    |            ^^^^^^
Dec 18 07:53:11.808 INFO [stderr] 
Dec 18 07:53:11.808 INFO [stderr] warning: unused import: `EthereumRPC`
Dec 18 07:53:11.808 INFO [stderr]  --> src/rpc/util.rs:1:13
Dec 18 07:53:11.808 INFO [stderr]   |
Dec 18 07:53:11.808 INFO [stderr] 1 | use super::{EthereumRPC, Either, RPCStep, RPCTransaction, RPCBlock, RPCLog, RPCReceipt, RPCTopicFilter, RPCLogFilter, RPCTraceConfig, RPCBreakpointConfig, RPCSourceMapConfig};
Dec 18 07:53:11.808 INFO [stderr]   |             ^^^^^^^^^^^
Dec 18 07:53:11.808 INFO [stderr] 
Dec 18 07:53:11.928 INFO [stderr] warning: unused variable: `vm`
Dec 18 07:53:11.928 INFO [stderr]    --> src/miner/mod.rs:111:13
Dec 18 07:53:11.928 INFO [stderr]     |
Dec 18 07:53:11.928 INFO [stderr] 111 |         let vm: SeqTransactionVM<P> = {
Dec 18 07:53:11.928 INFO [stderr]     |             ^^ help: consider using `_vm` instead
Dec 18 07:53:11.928 INFO [stderr]     |
Dec 18 07:53:11.928 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:53:11.928 INFO [stderr] 
Dec 18 07:53:11.928 INFO [stderr] warning: unused variable: `balance`
Dec 18 07:53:11.928 INFO [stderr]    --> src/miner/mod.rs:135:22
Dec 18 07:53:11.928 INFO [stderr]     |
Dec 18 07:53:11.928 INFO [stderr] 135 |     for (secret_key, balance) in genesis_accounts {
Dec 18 07:53:11.928 INFO [stderr]     |                      ^^^^^^^ help: consider using `_balance` instead
Dec 18 07:53:11.928 INFO [stderr] 
Dec 18 07:53:11.929 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:11.929 INFO [stderr]   --> src/error.rs:22:13
Dec 18 07:53:11.929 INFO [stderr]    |
Dec 18 07:53:11.929 INFO [stderr] 22 |     fn from(val: PreExecutionError) -> Error {
Dec 18 07:53:11.929 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:11.929 INFO [stderr] 
Dec 18 07:53:11.929 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:11.929 INFO [stderr]   --> src/error.rs:28:13
Dec 18 07:53:11.929 INFO [stderr]    |
Dec 18 07:53:11.929 INFO [stderr] 28 |     fn from(val: DecoderError) -> Error {
Dec 18 07:53:11.929 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:11.929 INFO [stderr] 
Dec 18 07:53:11.929 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:11.929 INFO [stderr]   --> src/error.rs:34:13
Dec 18 07:53:11.929 INFO [stderr]    |
Dec 18 07:53:11.929 INFO [stderr] 34 |     fn from(val: ParseHexError) -> Error {
Dec 18 07:53:11.929 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:11.929 INFO [stderr] 
Dec 18 07:53:11.929 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:11.929 INFO [stderr]   --> src/error.rs:40:13
Dec 18 07:53:11.929 INFO [stderr]    |
Dec 18 07:53:11.929 INFO [stderr] 40 |     fn from(val: ParseIntError) -> Error {
Dec 18 07:53:11.929 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:11.929 INFO [stderr] 
Dec 18 07:53:11.930 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:11.930 INFO [stderr]   --> src/error.rs:46:13
Dec 18 07:53:11.930 INFO [stderr]    |
Dec 18 07:53:11.930 INFO [stderr] 46 |     fn from(val: secp256k1::Error) -> Error {
Dec 18 07:53:11.930 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:11.930 INFO [stderr] 
Dec 18 07:53:11.930 INFO [stderr] warning: unused variable: `value`
Dec 18 07:53:11.930 INFO [stderr]   --> src/miner/state.rs:42:13
Dec 18 07:53:11.930 INFO [stderr]    |
Dec 18 07:53:11.930 INFO [stderr] 42 |         let value = rlp::encode(&genesis).to_vec();
Dec 18 07:53:11.930 INFO [stderr]    |             ^^^^^ help: consider using `_value` instead
Dec 18 07:53:11.930 INFO [stderr] 
Dec 18 07:53:11.930 INFO [stderr] warning: unused variable: `value`
Dec 18 07:53:11.930 INFO [stderr]    --> src/miner/state.rs:100:13
Dec 18 07:53:11.930 INFO [stderr]     |
Dec 18 07:53:11.930 INFO [stderr] 100 |         let value = rlp::encode(&block).to_vec();
Dec 18 07:53:11.930 INFO [stderr]     |             ^^^^^ help: consider using `_value` instead
Dec 18 07:53:11.931 INFO [stderr] 
Dec 18 07:53:11.936 INFO [stderr] warning: unused variable: `valid`
Dec 18 07:53:11.936 INFO [stderr]    --> src/rpc/serves.rs:306:14
Dec 18 07:53:11.936 INFO [stderr]     |
Dec 18 07:53:11.936 INFO [stderr] 306 |         let (valid, transaction) = {
Dec 18 07:53:11.936 INFO [stderr]     |              ^^^^^ help: consider using `_valid` instead
Dec 18 07:53:11.936 INFO [stderr] 
Dec 18 07:53:11.984 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:53:11.984 INFO [stderr]   --> src/miner/state.rs:38:13
Dec 18 07:53:11.984 INFO [stderr]    |
Dec 18 07:53:11.984 INFO [stderr] 38 |         let mut transaction_block_hashes = HashMap::new();
Dec 18 07:53:11.984 INFO [stderr]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:11.984 INFO [stderr]    |             |
Dec 18 07:53:11.984 INFO [stderr]    |             help: remove this `mut`
Dec 18 07:53:11.984 INFO [stderr]    |
Dec 18 07:53:11.984 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 07:53:11.984 INFO [stderr] 
Dec 18 07:53:12.204 INFO [stderr] warning: unused import: `Digest`
Dec 18 07:53:12.204 INFO [stderr]   --> src/miner/mod.rs:20:12
Dec 18 07:53:12.204 INFO [stderr]    |
Dec 18 07:53:12.204 INFO [stderr] 20 | use sha3::{Digest, Keccak256};
Dec 18 07:53:12.204 INFO [stderr]    |            ^^^^^^
Dec 18 07:53:12.204 INFO [stderr] 
Dec 18 07:53:12.204 INFO [stderr] warning: unused import: `EthereumRPC`
Dec 18 07:53:12.204 INFO [stderr]  --> src/rpc/util.rs:1:13
Dec 18 07:53:12.204 INFO [stderr]   |
Dec 18 07:53:12.204 INFO [stderr] 1 | use super::{EthereumRPC, Either, RPCStep, RPCTransaction, RPCBlock, RPCLog, RPCReceipt, RPCTopicFilter, RPCLogFilter, RPCTraceConfig, RPCBreakpointConfig, RPCSourceMapConfig};
Dec 18 07:53:12.204 INFO [stderr]   |             ^^^^^^^^^^^
Dec 18 07:53:12.204 INFO [stderr] 
Dec 18 07:53:12.328 INFO [stderr] warning: unused variable: `vm`
Dec 18 07:53:12.328 INFO [stderr]    --> src/miner/mod.rs:111:13
Dec 18 07:53:12.328 INFO [stderr]     |
Dec 18 07:53:12.328 INFO [stderr] 111 |         let vm: SeqTransactionVM<P> = {
Dec 18 07:53:12.328 INFO [stderr]     |             ^^ help: consider using `_vm` instead
Dec 18 07:53:12.328 INFO [stderr]     |
Dec 18 07:53:12.328 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:53:12.328 INFO [stderr] 
Dec 18 07:53:12.328 INFO [stderr] warning: unused variable: `balance`
Dec 18 07:53:12.328 INFO [stderr]    --> src/miner/mod.rs:135:22
Dec 18 07:53:12.328 INFO [stderr]     |
Dec 18 07:53:12.328 INFO [stderr] 135 |     for (secret_key, balance) in genesis_accounts {
Dec 18 07:53:12.328 INFO [stderr]     |                      ^^^^^^^ help: consider using `_balance` instead
Dec 18 07:53:12.328 INFO [stderr] 
Dec 18 07:53:12.329 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:12.329 INFO [stderr]   --> src/error.rs:22:13
Dec 18 07:53:12.329 INFO [stderr]    |
Dec 18 07:53:12.329 INFO [stderr] 22 |     fn from(val: PreExecutionError) -> Error {
Dec 18 07:53:12.329 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:12.329 INFO [stderr] 
Dec 18 07:53:12.329 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:12.329 INFO [stderr]   --> src/error.rs:28:13
Dec 18 07:53:12.329 INFO [stderr]    |
Dec 18 07:53:12.329 INFO [stderr] 28 |     fn from(val: DecoderError) -> Error {
Dec 18 07:53:12.329 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:12.329 INFO [stderr] 
Dec 18 07:53:12.329 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:12.329 INFO [stderr]   --> src/error.rs:34:13
Dec 18 07:53:12.329 INFO [stderr]    |
Dec 18 07:53:12.329 INFO [stderr] 34 |     fn from(val: ParseHexError) -> Error {
Dec 18 07:53:12.329 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:12.329 INFO [stderr] 
Dec 18 07:53:12.329 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:12.329 INFO [stderr]   --> src/error.rs:40:13
Dec 18 07:53:12.329 INFO [stderr]    |
Dec 18 07:53:12.329 INFO [stderr] 40 |     fn from(val: ParseIntError) -> Error {
Dec 18 07:53:12.329 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:12.329 INFO [stderr] 
Dec 18 07:53:12.329 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:12.329 INFO [stderr]   --> src/error.rs:46:13
Dec 18 07:53:12.329 INFO [stderr]    |
Dec 18 07:53:12.329 INFO [stderr] 46 |     fn from(val: secp256k1::Error) -> Error {
Dec 18 07:53:12.329 INFO [stderr]    |             ^^^ help: consider using `_val` instead
Dec 18 07:53:12.329 INFO [stderr] 
Dec 18 07:53:12.329 INFO [stderr] warning: unused variable: `value`
Dec 18 07:53:12.329 INFO [stderr]   --> src/miner/state.rs:42:13
Dec 18 07:53:12.329 INFO [stderr]    |
Dec 18 07:53:12.329 INFO [stderr] 42 |         let value = rlp::encode(&genesis).to_vec();
Dec 18 07:53:12.329 INFO [stderr]    |             ^^^^^ help: consider using `_value` instead
Dec 18 07:53:12.329 INFO [stderr] 
Dec 18 07:53:12.329 INFO [stderr] warning: unused variable: `value`
Dec 18 07:53:12.329 INFO [stderr]    --> src/miner/state.rs:100:13
Dec 18 07:53:12.329 INFO [stderr]     |
Dec 18 07:53:12.329 INFO [stderr] 100 |         let value = rlp::encode(&block).to_vec();
Dec 18 07:53:12.329 INFO [stderr]     |             ^^^^^ help: consider using `_value` instead
Dec 18 07:53:12.329 INFO [stderr] 
Dec 18 07:53:12.341 INFO [stderr] warning: unused variable: `valid`
Dec 18 07:53:12.341 INFO [stderr]    --> src/rpc/serves.rs:306:14
Dec 18 07:53:12.341 INFO [stderr]     |
Dec 18 07:53:12.341 INFO [stderr] 306 |         let (valid, transaction) = {
Dec 18 07:53:12.341 INFO [stderr]     |              ^^^^^ help: consider using `_valid` instead
Dec 18 07:53:12.341 INFO [stderr] 
Dec 18 07:53:12.377 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:53:12.377 INFO [stderr]   --> src/miner/state.rs:38:13
Dec 18 07:53:12.377 INFO [stderr]    |
Dec 18 07:53:12.377 INFO [stderr] 38 |         let mut transaction_block_hashes = HashMap::new();
Dec 18 07:53:12.377 INFO [stderr]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:12.377 INFO [stderr]    |             |
Dec 18 07:53:12.377 INFO [stderr]    |             help: remove this `mut`
Dec 18 07:53:12.377 INFO [stderr]    |
Dec 18 07:53:12.377 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 07:53:12.377 INFO [stderr] 
Dec 18 07:53:12.728 INFO [stderr] warning: variant is never constructed: `UnsupportedTrieQuery`
Dec 18 07:53:12.728 INFO [stderr]   --> src/error.rs:13:5
Dec 18 07:53:12.728 INFO [stderr]    |
Dec 18 07:53:12.728 INFO [stderr] 13 |     UnsupportedTrieQuery,
Dec 18 07:53:12.728 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:12.744 INFO [stderr]    |
Dec 18 07:53:12.744 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:53:12.744 INFO [stderr] 
Dec 18 07:53:12.744 INFO [stderr] warning: method is never used: `get_total_header_by_number`
Dec 18 07:53:12.744 INFO [stderr]    --> src/miner/state.rs:205:5
Dec 18 07:53:12.744 INFO [stderr]     |
Dec 18 07:53:12.744 INFO [stderr] 205 |     pub fn get_total_header_by_number(&self, index: usize) -> TotalHeader {
Dec 18 07:53:12.744 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:12.744 INFO [stderr] 
Dec 18 07:53:12.752 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:53:12.752 INFO [stderr]    --> src/miner/mod.rs:153:9
Dec 18 07:53:12.752 INFO [stderr]     |
Dec 18 07:53:12.752 INFO [stderr] 153 |         channel.recv_timeout(Duration::new(10, 0));
Dec 18 07:53:12.752 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:12.752 INFO [stderr]     |
Dec 18 07:53:12.752 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 07:53:12.752 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:53:12.752 INFO [stderr] 
Dec 18 07:53:12.760 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:53:12.760 INFO [stderr]    --> src/rpc/serves.rs:315:9
Dec 18 07:53:12.760 INFO [stderr]     |
Dec 18 07:53:12.760 INFO [stderr] 315 |         self.channel.send(true);
Dec 18 07:53:12.760 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:12.760 INFO [stderr]     |
Dec 18 07:53:12.760 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:53:12.760 INFO [stderr] 
Dec 18 07:53:12.760 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:53:12.760 INFO [stderr]    --> src/rpc/serves.rs:331:9
Dec 18 07:53:12.760 INFO [stderr]     |
Dec 18 07:53:12.760 INFO [stderr] 331 |         self.channel.send(true);
Dec 18 07:53:12.760 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:12.760 INFO [stderr]     |
Dec 18 07:53:12.760 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:53:12.760 INFO [stderr] 
Dec 18 07:53:12.792 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:53:12.792 INFO [stderr]   --> src/main.rs:93:5
Dec 18 07:53:12.792 INFO [stderr]    |
Dec 18 07:53:12.792 INFO [stderr] 93 |     env_logger::init();
Dec 18 07:53:12.792 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:12.792 INFO [stderr]    |
Dec 18 07:53:12.792 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:53:12.792 INFO [stderr] 
Dec 18 07:53:13.220 INFO [stderr] warning: variant is never constructed: `UnsupportedTrieQuery`
Dec 18 07:53:13.220 INFO [stderr]   --> src/error.rs:13:5
Dec 18 07:53:13.220 INFO [stderr]    |
Dec 18 07:53:13.220 INFO [stderr] 13 |     UnsupportedTrieQuery,
Dec 18 07:53:13.220 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:13.220 INFO [stderr]    |
Dec 18 07:53:13.220 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:53:13.220 INFO [stderr] 
Dec 18 07:53:13.228 INFO [stderr] warning: method is never used: `get_total_header_by_number`
Dec 18 07:53:13.228 INFO [stderr]    --> src/miner/state.rs:205:5
Dec 18 07:53:13.228 INFO [stderr]     |
Dec 18 07:53:13.228 INFO [stderr] 205 |     pub fn get_total_header_by_number(&self, index: usize) -> TotalHeader {
Dec 18 07:53:13.228 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:13.228 INFO [stderr] 
Dec 18 07:53:13.228 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:53:13.228 INFO [stderr]    --> src/miner/mod.rs:153:9
Dec 18 07:53:13.228 INFO [stderr]     |
Dec 18 07:53:13.228 INFO [stderr] 153 |         channel.recv_timeout(Duration::new(10, 0));
Dec 18 07:53:13.228 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:13.228 INFO [stderr]     |
Dec 18 07:53:13.228 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 07:53:13.228 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:53:13.228 INFO [stderr] 
Dec 18 07:53:13.228 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:53:13.228 INFO [stderr]    --> src/rpc/serves.rs:315:9
Dec 18 07:53:13.228 INFO [stderr]     |
Dec 18 07:53:13.232 INFO [stderr] 315 |         self.channel.send(true);
Dec 18 07:53:13.232 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:13.232 INFO [stderr]     |
Dec 18 07:53:13.232 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:53:13.232 INFO [stderr] 
Dec 18 07:53:13.232 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:53:13.232 INFO [stderr]    --> src/rpc/serves.rs:331:9
Dec 18 07:53:13.232 INFO [stderr]     |
Dec 18 07:53:13.232 INFO [stderr] 331 |         self.channel.send(true);
Dec 18 07:53:13.232 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:13.232 INFO [stderr]     |
Dec 18 07:53:13.232 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:53:13.232 INFO [stderr] 
Dec 18 07:53:13.260 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:53:13.260 INFO [stderr]   --> src/main.rs:93:5
Dec 18 07:53:13.260 INFO [stderr]    |
Dec 18 07:53:13.260 INFO [stderr] 93 |     env_logger::init();
Dec 18 07:53:13.260 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:13.260 INFO [stderr]    |
Dec 18 07:53:13.260 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:53:13.260 INFO [stderr] 
Dec 18 07:53:13.340 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.97s
Dec 18 07:53:14.518 INFO running `"docker" "inspect" "6cf365b1863c18e9f4624de4f2f21741f064583817817e722cf937653ee28301"`
Dec 18 07:53:14.758 INFO running `"docker" "rm" "-f" "6cf365b1863c18e9f4624de4f2f21741f064583817817e722cf937653ee28301"`
Dec 18 07:53:15.044 INFO [stdout] 6cf365b1863c18e9f4624de4f2f21741f064583817817e722cf937653ee28301