Nov 29 01:53:20.385 INFO checking ethereum-trie-0.4.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 01:53:20.385 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 29 01:53:20.816 INFO [stdout] 4097282b580e4b156011f806d6a9aa2a6dab8e619b6b9389aa455199b9ec8b6e
Nov 29 01:53:20.818 INFO running `"docker" "start" "-a" "4097282b580e4b156011f806d6a9aa2a6dab8e619b6b9389aa455199b9ec8b6e"`
Nov 29 01:53:22.475 INFO [stderr] usermod: no changes
Nov 29 01:53:22.592 INFO [stderr]     Checking ethereum-trie v0.4.0 (/source)
Nov 29 01:53:24.872 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Nov 29 01:53:24.872 INFO [stderr]   --> src/lib.rs:13:28
Nov 29 01:53:24.872 INFO [stderr]    |
Nov 29 01:53:24.872 INFO [stderr] 13 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:24.872 INFO [stderr]    |                            ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Nov 29 01:53:24.872 INFO [stderr]    |
Nov 29 01:53:24.872 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 29 01:53:24.872 INFO [stderr] 
Nov 29 01:53:24.872 INFO [stderr] warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Nov 29 01:53:24.872 INFO [stderr]  --> src/merkle/nibble.rs:3:22
Nov 29 01:53:24.872 INFO [stderr]   |
Nov 29 01:53:24.872 INFO [stderr] 3 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Nov 29 01:53:24.872 INFO [stderr]   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Nov 29 01:53:24.872 INFO [stderr] 
Nov 29 01:53:24.872 INFO [stderr] warning: unused import: `std::ops::Deref`
Nov 29 01:53:24.872 INFO [stderr]  --> src/merkle/nibble.rs:4:5
Nov 29 01:53:24.872 INFO [stderr]   |
Nov 29 01:53:24.872 INFO [stderr] 4 | use std::ops::Deref;
Nov 29 01:53:24.872 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 29 01:53:24.872 INFO [stderr] 
Nov 29 01:53:24.872 INFO [stderr] warning: unused import: `Hash`
Nov 29 01:53:24.872 INFO [stderr]  --> src/merkle/nibble.rs:6:17
Nov 29 01:53:24.872 INFO [stderr]   |
Nov 29 01:53:24.872 INFO [stderr] 6 | use std::hash::{Hash, Hasher};
Nov 29 01:53:24.872 INFO [stderr]   |                 ^^^^
Nov 29 01:53:24.872 INFO [stderr] 
Nov 29 01:53:24.872 INFO [stderr] warning: unused imports: `Debug`, `Formatter`, `self`
Nov 29 01:53:24.872 INFO [stderr]  --> src/merkle/nibble.rs:7:16
Nov 29 01:53:24.872 INFO [stderr]   |
Nov 29 01:53:24.872 INFO [stderr] 7 | use std::fmt::{self, Debug, Formatter};
Nov 29 01:53:24.872 INFO [stderr]   |                ^^^^  ^^^^^  ^^^^^^^^^
Nov 29 01:53:24.872 INFO [stderr] 
Nov 29 01:53:24.872 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Nov 29 01:53:24.872 INFO [stderr]  --> src/merkle/node.rs:1:27
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Nov 29 01:53:24.873 INFO [stderr]   |                           ^^^^^^             ^^^^^^^^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Nov 29 01:53:24.873 INFO [stderr]  --> src/merkle/mod.rs:6:20
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 6 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Nov 29 01:53:24.873 INFO [stderr]   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/insert.rs:2:39
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:24.873 INFO [stderr]   |                                       ^^^^^^^^^^^  ^^^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused import: `self`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/insert.rs:5:11
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 5 | use rlp::{self, Rlp};
Nov 29 01:53:24.873 INFO [stderr]   |           ^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused imports: `NibbleSlice`, `self`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/delete.rs:2:22
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:24.873 INFO [stderr]   |                      ^^^^             ^^^^^^^^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused import: `self`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/delete.rs:5:11
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 5 | use rlp::{self, Rlp};
Nov 29 01:53:24.873 INFO [stderr]   |           ^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused import: `NibbleSlice`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/build.rs:2:39
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:24.873 INFO [stderr]   |                                       ^^^^^^^^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused imports: `Rlp`, `self`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/build.rs:7:11
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 7 | use rlp::{self, Rlp};
Nov 29 01:53:24.873 INFO [stderr]   |           ^^^^  ^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`, `self`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/get.rs:2:22
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:24.873 INFO [stderr]   |                      ^^^^             ^^^^^^^^^^^  ^^^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused import: `Change`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/get.rs:3:6
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 3 | use {Change, DatabaseHandle};
Nov 29 01:53:24.873 INFO [stderr]   |      ^^^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused import: `self`
Nov 29 01:53:24.873 INFO [stderr]  --> src/ops/get.rs:5:11
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 5 | use rlp::{self, Rlp};
Nov 29 01:53:24.873 INFO [stderr]   |           ^^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:24.873 INFO [stderr] warning: unused import: `Rlp`
Nov 29 01:53:24.873 INFO [stderr]  --> src/mutable.rs:2:17
Nov 29 01:53:24.873 INFO [stderr]   |
Nov 29 01:53:24.873 INFO [stderr] 2 | use rlp::{self, Rlp};
Nov 29 01:53:24.873 INFO [stderr]   |                 ^^^
Nov 29 01:53:24.873 INFO [stderr] 
Nov 29 01:53:25.216 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Nov 29 01:53:25.216 INFO [stderr]   --> src/lib.rs:13:28
Nov 29 01:53:25.216 INFO [stderr]    |
Nov 29 01:53:25.217 INFO [stderr] 13 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:25.217 INFO [stderr]    |                            ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Nov 29 01:53:25.217 INFO [stderr]    |
Nov 29 01:53:25.217 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 29 01:53:25.217 INFO [stderr] 
Nov 29 01:53:25.217 INFO [stderr] warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Nov 29 01:53:25.217 INFO [stderr]  --> src/merkle/nibble.rs:3:22
Nov 29 01:53:25.217 INFO [stderr]   |
Nov 29 01:53:25.217 INFO [stderr] 3 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Nov 29 01:53:25.217 INFO [stderr]   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Nov 29 01:53:25.217 INFO [stderr] 
Nov 29 01:53:25.217 INFO [stderr] warning: unused import: `std::ops::Deref`
Nov 29 01:53:25.217 INFO [stderr]  --> src/merkle/nibble.rs:4:5
Nov 29 01:53:25.217 INFO [stderr]   |
Nov 29 01:53:25.217 INFO [stderr] 4 | use std::ops::Deref;
Nov 29 01:53:25.217 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 29 01:53:25.217 INFO [stderr] 
Nov 29 01:53:25.217 INFO [stderr] warning: unused import: `Hash`
Nov 29 01:53:25.217 INFO [stderr]  --> src/merkle/nibble.rs:6:17
Nov 29 01:53:25.217 INFO [stderr]   |
Nov 29 01:53:25.217 INFO [stderr] 6 | use std::hash::{Hash, Hasher};
Nov 29 01:53:25.217 INFO [stderr]   |                 ^^^^
Nov 29 01:53:25.217 INFO [stderr] 
Nov 29 01:53:25.217 INFO [stderr] warning: unused imports: `Debug`, `Formatter`, `self`
Nov 29 01:53:25.217 INFO [stderr]  --> src/merkle/nibble.rs:7:16
Nov 29 01:53:25.217 INFO [stderr]   |
Nov 29 01:53:25.217 INFO [stderr] 7 | use std::fmt::{self, Debug, Formatter};
Nov 29 01:53:25.217 INFO [stderr]   |                ^^^^  ^^^^^  ^^^^^^^^^
Nov 29 01:53:25.217 INFO [stderr] 
Nov 29 01:53:25.217 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Nov 29 01:53:25.217 INFO [stderr]  --> src/merkle/node.rs:1:27
Nov 29 01:53:25.217 INFO [stderr]   |
Nov 29 01:53:25.217 INFO [stderr] 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Nov 29 01:53:25.217 INFO [stderr]   |                           ^^^^^^             ^^^^^^^^^^^
Nov 29 01:53:25.217 INFO [stderr] 
Nov 29 01:53:25.225 INFO [stderr] warning: unused import: `Keccak256`
Nov 29 01:53:25.225 INFO [stderr]    --> src/merkle/node.rs:162:24
Nov 29 01:53:25.225 INFO [stderr]     |
Nov 29 01:53:25.225 INFO [stderr] 162 |     use sha3::{Digest, Keccak256};
Nov 29 01:53:25.225 INFO [stderr]     |                        ^^^^^^^^^
Nov 29 01:53:25.225 INFO [stderr] 
Nov 29 01:53:25.225 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Nov 29 01:53:25.225 INFO [stderr]    --> src/merkle/node.rs:163:32
Nov 29 01:53:25.225 INFO [stderr]     |
Nov 29 01:53:25.225 INFO [stderr] 163 |     use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:25.225 INFO [stderr]     |                                ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Nov 29 01:53:25.225 INFO [stderr] 
Nov 29 01:53:25.225 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Nov 29 01:53:25.225 INFO [stderr]  --> src/merkle/mod.rs:6:20
Nov 29 01:53:25.225 INFO [stderr]   |
Nov 29 01:53:25.225 INFO [stderr] 6 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Nov 29 01:53:25.226 INFO [stderr]   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/insert.rs:2:39
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:25.226 INFO [stderr]   |                                       ^^^^^^^^^^^  ^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `self`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/insert.rs:5:11
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 5 | use rlp::{self, Rlp};
Nov 29 01:53:25.226 INFO [stderr]   |           ^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused imports: `NibbleSlice`, `self`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/delete.rs:2:22
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:25.226 INFO [stderr]   |                      ^^^^             ^^^^^^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `self`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/delete.rs:5:11
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 5 | use rlp::{self, Rlp};
Nov 29 01:53:25.226 INFO [stderr]   |           ^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `NibbleSlice`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/build.rs:2:39
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:25.226 INFO [stderr]   |                                       ^^^^^^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused imports: `Rlp`, `self`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/build.rs:7:11
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 7 | use rlp::{self, Rlp};
Nov 29 01:53:25.226 INFO [stderr]   |           ^^^^  ^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`, `self`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/get.rs:2:22
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 29 01:53:25.226 INFO [stderr]   |                      ^^^^             ^^^^^^^^^^^  ^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `Change`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/get.rs:3:6
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 3 | use {Change, DatabaseHandle};
Nov 29 01:53:25.226 INFO [stderr]   |      ^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `self`
Nov 29 01:53:25.226 INFO [stderr]  --> src/ops/get.rs:5:11
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 5 | use rlp::{self, Rlp};
Nov 29 01:53:25.226 INFO [stderr]   |           ^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `merkle::MerkleNode`
Nov 29 01:53:25.226 INFO [stderr]    --> src/memory.rs:102:9
Nov 29 01:53:25.226 INFO [stderr]     |
Nov 29 01:53:25.226 INFO [stderr] 102 |     use merkle::MerkleNode;
Nov 29 01:53:25.226 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `rlp::Rlp`
Nov 29 01:53:25.226 INFO [stderr]    --> src/memory.rs:103:9
Nov 29 01:53:25.226 INFO [stderr]     |
Nov 29 01:53:25.226 INFO [stderr] 103 |     use rlp::Rlp;
Nov 29 01:53:25.226 INFO [stderr]     |         ^^^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `std::cell::UnsafeCell`
Nov 29 01:53:25.226 INFO [stderr]    --> src/memory.rs:107:9
Nov 29 01:53:25.226 INFO [stderr]     |
Nov 29 01:53:25.226 INFO [stderr] 107 |     use std::cell::UnsafeCell;
Nov 29 01:53:25.226 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `hexutil::read_hex`
Nov 29 01:53:25.226 INFO [stderr]    --> src/memory.rs:109:9
Nov 29 01:53:25.226 INFO [stderr]     |
Nov 29 01:53:25.226 INFO [stderr] 109 |     use hexutil::read_hex;
Nov 29 01:53:25.226 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.226 INFO [stderr] warning: unused import: `Rlp`
Nov 29 01:53:25.226 INFO [stderr]  --> src/mutable.rs:2:17
Nov 29 01:53:25.226 INFO [stderr]   |
Nov 29 01:53:25.226 INFO [stderr] 2 | use rlp::{self, Rlp};
Nov 29 01:53:25.226 INFO [stderr]   |                 ^^^
Nov 29 01:53:25.226 INFO [stderr] 
Nov 29 01:53:25.408 INFO [stderr] warning: unused import: `Hasher`
Nov 29 01:53:25.408 INFO [stderr]  --> src/merkle/nibble.rs:6:23
Nov 29 01:53:25.408 INFO [stderr]   |
Nov 29 01:53:25.408 INFO [stderr] 6 | use std::hash::{Hash, Hasher};
Nov 29 01:53:25.408 INFO [stderr]   |                       ^^^^^^
Nov 29 01:53:25.408 INFO [stderr] 
Nov 29 01:53:25.408 INFO [stderr] warning: unused import: `Decodable`
Nov 29 01:53:25.408 INFO [stderr]  --> src/merkle/node.rs:3:39
Nov 29 01:53:25.408 INFO [stderr]   |
Nov 29 01:53:25.408 INFO [stderr] 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Nov 29 01:53:25.408 INFO [stderr]   |                                       ^^^^^^^^^
Nov 29 01:53:25.408 INFO [stderr] 
Nov 29 01:53:25.408 INFO [stderr] warning: unused import: `DatabaseHandle`
Nov 29 01:53:25.408 INFO [stderr]  --> src/ops/build.rs:3:14
Nov 29 01:53:25.408 INFO [stderr]   |
Nov 29 01:53:25.408 INFO [stderr] 3 | use {Change, DatabaseHandle};
Nov 29 01:53:25.408 INFO [stderr]   |              ^^^^^^^^^^^^^^
Nov 29 01:53:25.408 INFO [stderr] 
Nov 29 01:53:25.740 INFO [stderr] warning: unused import: `Hasher`
Nov 29 01:53:25.740 INFO [stderr]  --> src/merkle/nibble.rs:6:23
Nov 29 01:53:25.740 INFO [stderr]   |
Nov 29 01:53:25.740 INFO [stderr] 6 | use std::hash::{Hash, Hasher};
Nov 29 01:53:25.740 INFO [stderr]   |                       ^^^^^^
Nov 29 01:53:25.740 INFO [stderr] 
Nov 29 01:53:25.740 INFO [stderr] warning: unused import: `Decodable`
Nov 29 01:53:25.740 INFO [stderr]  --> src/merkle/node.rs:3:39
Nov 29 01:53:25.740 INFO [stderr]   |
Nov 29 01:53:25.740 INFO [stderr] 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Nov 29 01:53:25.740 INFO [stderr]   |                                       ^^^^^^^^^
Nov 29 01:53:25.740 INFO [stderr] 
Nov 29 01:53:25.740 INFO [stderr] warning: unused import: `Digest`
Nov 29 01:53:25.740 INFO [stderr]    --> src/merkle/node.rs:162:16
Nov 29 01:53:25.740 INFO [stderr]     |
Nov 29 01:53:25.740 INFO [stderr] 162 |     use sha3::{Digest, Keccak256};
Nov 29 01:53:25.740 INFO [stderr]     |                ^^^^^^
Nov 29 01:53:25.740 INFO [stderr] 
Nov 29 01:53:25.740 INFO [stderr] warning: unused import: `DatabaseHandle`
Nov 29 01:53:25.740 INFO [stderr]  --> src/ops/build.rs:3:14
Nov 29 01:53:25.740 INFO [stderr]   |
Nov 29 01:53:25.740 INFO [stderr] 3 | use {Change, DatabaseHandle};
Nov 29 01:53:25.741 INFO [stderr]   |              ^^^^^^^^^^^^^^
Nov 29 01:53:25.741 INFO [stderr] 
Nov 29 01:53:25.771 INFO [stderr] warning: unused variable: `value`
Nov 29 01:53:25.771 INFO [stderr]    --> src/memory.rs:139:19
Nov 29 01:53:25.771 INFO [stderr]     |
Nov 29 01:53:25.771 INFO [stderr] 139 |         for (key, value) in &map {
Nov 29 01:53:25.771 INFO [stderr]     |                   ^^^^^ help: consider using `_value` instead
Nov 29 01:53:25.771 INFO [stderr]     |
Nov 29 01:53:25.771 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 29 01:53:25.771 INFO [stderr] 
Nov 29 01:53:25.892 INFO [stderr] warning: variable does not need to be mutable
Nov 29 01:53:25.892 INFO [stderr]    --> src/memory.rs:121:13
Nov 29 01:53:25.892 INFO [stderr]     |
Nov 29 01:53:25.892 INFO [stderr] 121 |         let mut btrie = MemoryTrieMut::build(&map);
Nov 29 01:53:25.892 INFO [stderr]     |             ----^^^^^
Nov 29 01:53:25.892 INFO [stderr]     |             |
Nov 29 01:53:25.892 INFO [stderr]     |             help: remove this `mut`
Nov 29 01:53:25.892 INFO [stderr]     |
Nov 29 01:53:25.892 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 01:53:25.892 INFO [stderr] 
Nov 29 01:53:25.942 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
Nov 29 01:53:25.953 INFO [stderr] su: No module specific data is present
Nov 29 01:53:26.878 INFO running `"docker" "inspect" "4097282b580e4b156011f806d6a9aa2a6dab8e619b6b9389aa455199b9ec8b6e"`
Nov 29 01:53:27.182 INFO running `"docker" "rm" "-f" "4097282b580e4b156011f806d6a9aa2a6dab8e619b6b9389aa455199b9ec8b6e"`
Nov 29 01:53:27.494 INFO [stdout] 4097282b580e4b156011f806d6a9aa2a6dab8e619b6b9389aa455199b9ec8b6e