Sep 10 19:27:40.470 INFO checking ethereum-trie-0.4.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 19:27:40.470 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 19:27:40.470 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 19:27:40.671 INFO blam! 89aadad7e2ead07eca767afecf1131a9506ea25935d4f0d2a91c8c9f092a1da9
Sep 10 19:27:40.673 INFO running `"docker" "start" "-a" "89aadad7e2ead07eca767afecf1131a9506ea25935d4f0d2a91c8c9f092a1da9"`
Sep 10 19:27:41.517 INFO kablam! usermod: no changes
Sep 10 19:27:41.579 INFO kablam!     Checking ethereum-trie v0.4.0 (file:///source)
Sep 10 19:27:42.149 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Sep 10 19:27:42.149 INFO kablam!   --> src/lib.rs:13:28
Sep 10 19:27:42.149 INFO kablam!    |
Sep 10 19:27:42.149 INFO kablam! 13 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.149 INFO kablam!    |                            ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Sep 10 19:27:42.153 INFO kablam!    |
Sep 10 19:27:42.153 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 19:27:42.153 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Sep 10 19:27:42.154 INFO kablam!  --> src/merkle/nibble.rs:3:22
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 3 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Sep 10 19:27:42.154 INFO kablam!   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused import: `std::ops::Deref`
Sep 10 19:27:42.154 INFO kablam!  --> src/merkle/nibble.rs:4:5
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 4 | use std::ops::Deref;
Sep 10 19:27:42.154 INFO kablam!   |     ^^^^^^^^^^^^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused import: `Hash`
Sep 10 19:27:42.154 INFO kablam!  --> src/merkle/nibble.rs:6:17
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 6 | use std::hash::{Hash, Hasher};
Sep 10 19:27:42.154 INFO kablam!   |                 ^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused imports: `Debug`, `Formatter`, `self`
Sep 10 19:27:42.154 INFO kablam!  --> src/merkle/nibble.rs:7:16
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 7 | use std::fmt::{self, Debug, Formatter};
Sep 10 19:27:42.154 INFO kablam!   |                ^^^^  ^^^^^  ^^^^^^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`
Sep 10 19:27:42.154 INFO kablam!  --> src/merkle/node.rs:1:27
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Sep 10 19:27:42.154 INFO kablam!   |                           ^^^^^^             ^^^^^^^^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Sep 10 19:27:42.154 INFO kablam!  --> src/merkle/mod.rs:6:20
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 6 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Sep 10 19:27:42.154 INFO kablam!   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`
Sep 10 19:27:42.154 INFO kablam!  --> src/ops/insert.rs:2:39
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.154 INFO kablam!   |                                       ^^^^^^^^^^^  ^^^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused import: `self`
Sep 10 19:27:42.154 INFO kablam!  --> src/ops/insert.rs:5:11
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 10 19:27:42.154 INFO kablam!   |           ^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused imports: `NibbleSlice`, `self`
Sep 10 19:27:42.154 INFO kablam!  --> src/ops/delete.rs:2:22
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.154 INFO kablam!   |                      ^^^^             ^^^^^^^^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused import: `self`
Sep 10 19:27:42.154 INFO kablam!  --> src/ops/delete.rs:5:11
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 10 19:27:42.154 INFO kablam!   |           ^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused import: `NibbleSlice`
Sep 10 19:27:42.154 INFO kablam!  --> src/ops/build.rs:2:39
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.154 INFO kablam!   |                                       ^^^^^^^^^^^
Sep 10 19:27:42.154 INFO kablam! 
Sep 10 19:27:42.154 INFO kablam! warning: unused imports: `Rlp`, `self`
Sep 10 19:27:42.154 INFO kablam!  --> src/ops/build.rs:7:11
Sep 10 19:27:42.154 INFO kablam!   |
Sep 10 19:27:42.154 INFO kablam! 7 | use rlp::{self, Rlp};
Sep 10 19:27:42.155 INFO kablam!   |           ^^^^  ^^^
Sep 10 19:27:42.155 INFO kablam! 
Sep 10 19:27:42.155 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`, `self`
Sep 10 19:27:42.155 INFO kablam!  --> src/ops/get.rs:2:22
Sep 10 19:27:42.155 INFO kablam!   |
Sep 10 19:27:42.155 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.155 INFO kablam!   |                      ^^^^             ^^^^^^^^^^^  ^^^^^^
Sep 10 19:27:42.155 INFO kablam! 
Sep 10 19:27:42.155 INFO kablam! warning: unused import: `Change`
Sep 10 19:27:42.155 INFO kablam!  --> src/ops/get.rs:3:6
Sep 10 19:27:42.155 INFO kablam!   |
Sep 10 19:27:42.155 INFO kablam! 3 | use {Change, DatabaseHandle};
Sep 10 19:27:42.155 INFO kablam!   |      ^^^^^^
Sep 10 19:27:42.155 INFO kablam! 
Sep 10 19:27:42.155 INFO kablam! warning: unused import: `self`
Sep 10 19:27:42.155 INFO kablam!  --> src/ops/get.rs:5:11
Sep 10 19:27:42.155 INFO kablam!   |
Sep 10 19:27:42.155 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 10 19:27:42.155 INFO kablam!   |           ^^^^
Sep 10 19:27:42.155 INFO kablam! 
Sep 10 19:27:42.155 INFO kablam! warning: unused import: `Rlp`
Sep 10 19:27:42.155 INFO kablam!  --> src/mutable.rs:2:17
Sep 10 19:27:42.155 INFO kablam!   |
Sep 10 19:27:42.155 INFO kablam! 2 | use rlp::{self, Rlp};
Sep 10 19:27:42.155 INFO kablam!   |                 ^^^
Sep 10 19:27:42.155 INFO kablam! 
Sep 10 19:27:42.211 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Sep 10 19:27:42.212 INFO kablam!   --> src/lib.rs:13:28
Sep 10 19:27:42.212 INFO kablam!    |
Sep 10 19:27:42.212 INFO kablam! 13 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.212 INFO kablam!    |                            ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Sep 10 19:27:42.218 INFO kablam!    |
Sep 10 19:27:42.218 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 19:27:42.218 INFO kablam! 
Sep 10 19:27:42.218 INFO kablam! warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Sep 10 19:27:42.218 INFO kablam!  --> src/merkle/nibble.rs:3:22
Sep 10 19:27:42.218 INFO kablam!   |
Sep 10 19:27:42.218 INFO kablam! 3 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Sep 10 19:27:42.218 INFO kablam!   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Sep 10 19:27:42.218 INFO kablam! 
Sep 10 19:27:42.218 INFO kablam! warning: unused import: `std::ops::Deref`
Sep 10 19:27:42.218 INFO kablam!  --> src/merkle/nibble.rs:4:5
Sep 10 19:27:42.218 INFO kablam!   |
Sep 10 19:27:42.218 INFO kablam! 4 | use std::ops::Deref;
Sep 10 19:27:42.219 INFO kablam!   |     ^^^^^^^^^^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused import: `Hash`
Sep 10 19:27:42.219 INFO kablam!  --> src/merkle/nibble.rs:6:17
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 6 | use std::hash::{Hash, Hasher};
Sep 10 19:27:42.219 INFO kablam!   |                 ^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused imports: `Debug`, `Formatter`, `self`
Sep 10 19:27:42.219 INFO kablam!  --> src/merkle/nibble.rs:7:16
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 7 | use std::fmt::{self, Debug, Formatter};
Sep 10 19:27:42.219 INFO kablam!   |                ^^^^  ^^^^^  ^^^^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`
Sep 10 19:27:42.219 INFO kablam!  --> src/merkle/node.rs:1:27
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Sep 10 19:27:42.219 INFO kablam!   |                           ^^^^^^             ^^^^^^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused import: `Keccak256`
Sep 10 19:27:42.219 INFO kablam!    --> src/merkle/node.rs:162:24
Sep 10 19:27:42.219 INFO kablam!     |
Sep 10 19:27:42.219 INFO kablam! 162 |     use sha3::{Digest, Keccak256};
Sep 10 19:27:42.219 INFO kablam!     |                        ^^^^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Sep 10 19:27:42.219 INFO kablam!    --> src/merkle/node.rs:163:32
Sep 10 19:27:42.219 INFO kablam!     |
Sep 10 19:27:42.219 INFO kablam! 163 |     use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.219 INFO kablam!     |                                ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Sep 10 19:27:42.219 INFO kablam!  --> src/merkle/mod.rs:6:20
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 6 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Sep 10 19:27:42.219 INFO kablam!   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`
Sep 10 19:27:42.219 INFO kablam!  --> src/ops/insert.rs:2:39
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.219 INFO kablam!   |                                       ^^^^^^^^^^^  ^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused import: `self`
Sep 10 19:27:42.219 INFO kablam!  --> src/ops/insert.rs:5:11
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 10 19:27:42.219 INFO kablam!   |           ^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused imports: `NibbleSlice`, `self`
Sep 10 19:27:42.219 INFO kablam!  --> src/ops/delete.rs:2:22
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.219 INFO kablam!   |                      ^^^^             ^^^^^^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused import: `self`
Sep 10 19:27:42.219 INFO kablam!  --> src/ops/delete.rs:5:11
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 10 19:27:42.219 INFO kablam!   |           ^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused import: `NibbleSlice`
Sep 10 19:27:42.219 INFO kablam!  --> src/ops/build.rs:2:39
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.219 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.219 INFO kablam!   |                                       ^^^^^^^^^^^
Sep 10 19:27:42.219 INFO kablam! 
Sep 10 19:27:42.219 INFO kablam! warning: unused imports: `Rlp`, `self`
Sep 10 19:27:42.219 INFO kablam!  --> src/ops/build.rs:7:11
Sep 10 19:27:42.219 INFO kablam!   |
Sep 10 19:27:42.220 INFO kablam! 7 | use rlp::{self, Rlp};
Sep 10 19:27:42.220 INFO kablam!   |           ^^^^  ^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.220 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`, `self`
Sep 10 19:27:42.220 INFO kablam!  --> src/ops/get.rs:2:22
Sep 10 19:27:42.220 INFO kablam!   |
Sep 10 19:27:42.220 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 10 19:27:42.220 INFO kablam!   |                      ^^^^             ^^^^^^^^^^^  ^^^^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.220 INFO kablam! warning: unused import: `Change`
Sep 10 19:27:42.220 INFO kablam!  --> src/ops/get.rs:3:6
Sep 10 19:27:42.220 INFO kablam!   |
Sep 10 19:27:42.220 INFO kablam! 3 | use {Change, DatabaseHandle};
Sep 10 19:27:42.220 INFO kablam!   |      ^^^^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.220 INFO kablam! warning: unused import: `self`
Sep 10 19:27:42.220 INFO kablam!  --> src/ops/get.rs:5:11
Sep 10 19:27:42.220 INFO kablam!   |
Sep 10 19:27:42.220 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 10 19:27:42.220 INFO kablam!   |           ^^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.220 INFO kablam! warning: unused import: `merkle::MerkleNode`
Sep 10 19:27:42.220 INFO kablam!    --> src/memory.rs:102:9
Sep 10 19:27:42.220 INFO kablam!     |
Sep 10 19:27:42.220 INFO kablam! 102 |     use merkle::MerkleNode;
Sep 10 19:27:42.220 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.220 INFO kablam! warning: unused import: `rlp::Rlp`
Sep 10 19:27:42.220 INFO kablam!    --> src/memory.rs:103:9
Sep 10 19:27:42.220 INFO kablam!     |
Sep 10 19:27:42.220 INFO kablam! 103 |     use rlp::Rlp;
Sep 10 19:27:42.220 INFO kablam!     |         ^^^^^^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.220 INFO kablam! warning: unused import: `std::cell::UnsafeCell`
Sep 10 19:27:42.220 INFO kablam!    --> src/memory.rs:107:9
Sep 10 19:27:42.220 INFO kablam!     |
Sep 10 19:27:42.220 INFO kablam! 107 |     use std::cell::UnsafeCell;
Sep 10 19:27:42.220 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.220 INFO kablam! warning: unused import: `hexutil::read_hex`
Sep 10 19:27:42.220 INFO kablam!    --> src/memory.rs:109:9
Sep 10 19:27:42.220 INFO kablam!     |
Sep 10 19:27:42.220 INFO kablam! 109 |     use hexutil::read_hex;
Sep 10 19:27:42.220 INFO kablam!     |         ^^^^^^^^^^^^^^^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.220 INFO kablam! warning: unused import: `Rlp`
Sep 10 19:27:42.220 INFO kablam!  --> src/mutable.rs:2:17
Sep 10 19:27:42.220 INFO kablam!   |
Sep 10 19:27:42.220 INFO kablam! 2 | use rlp::{self, Rlp};
Sep 10 19:27:42.220 INFO kablam!   |                 ^^^
Sep 10 19:27:42.220 INFO kablam! 
Sep 10 19:27:42.458 INFO kablam! warning: unused import: `Hasher`
Sep 10 19:27:42.458 INFO kablam!  --> src/merkle/nibble.rs:6:23
Sep 10 19:27:42.458 INFO kablam!   |
Sep 10 19:27:42.458 INFO kablam! 6 | use std::hash::{Hash, Hasher};
Sep 10 19:27:42.458 INFO kablam!   |                       ^^^^^^
Sep 10 19:27:42.458 INFO kablam! 
Sep 10 19:27:42.458 INFO kablam! warning: unused import: `Decodable`
Sep 10 19:27:42.458 INFO kablam!  --> src/merkle/node.rs:3:39
Sep 10 19:27:42.458 INFO kablam!   |
Sep 10 19:27:42.458 INFO kablam! 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Sep 10 19:27:42.458 INFO kablam!   |                                       ^^^^^^^^^
Sep 10 19:27:42.458 INFO kablam! 
Sep 10 19:27:42.458 INFO kablam! warning: unused import: `DatabaseHandle`
Sep 10 19:27:42.458 INFO kablam!  --> src/ops/build.rs:3:14
Sep 10 19:27:42.458 INFO kablam!   |
Sep 10 19:27:42.458 INFO kablam! 3 | use {Change, DatabaseHandle};
Sep 10 19:27:42.458 INFO kablam!   |              ^^^^^^^^^^^^^^
Sep 10 19:27:42.458 INFO kablam! 
Sep 10 19:27:42.698 INFO kablam! warning: unused import: `Hasher`
Sep 10 19:27:42.698 INFO kablam!  --> src/merkle/nibble.rs:6:23
Sep 10 19:27:42.698 INFO kablam!   |
Sep 10 19:27:42.698 INFO kablam! 6 | use std::hash::{Hash, Hasher};
Sep 10 19:27:42.698 INFO kablam!   |                       ^^^^^^
Sep 10 19:27:42.698 INFO kablam! 
Sep 10 19:27:42.698 INFO kablam! warning: unused import: `Decodable`
Sep 10 19:27:42.698 INFO kablam!  --> src/merkle/node.rs:3:39
Sep 10 19:27:42.698 INFO kablam!   |
Sep 10 19:27:42.698 INFO kablam! 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Sep 10 19:27:42.698 INFO kablam!   |                                       ^^^^^^^^^
Sep 10 19:27:42.702 INFO kablam! 
Sep 10 19:27:42.702 INFO kablam! warning: unused import: `Digest`
Sep 10 19:27:42.702 INFO kablam!    --> src/merkle/node.rs:162:16
Sep 10 19:27:42.702 INFO kablam!     |
Sep 10 19:27:42.702 INFO kablam! 162 |     use sha3::{Digest, Keccak256};
Sep 10 19:27:42.702 INFO kablam!     |                ^^^^^^
Sep 10 19:27:42.702 INFO kablam! 
Sep 10 19:27:42.702 INFO kablam! warning: unused import: `DatabaseHandle`
Sep 10 19:27:42.702 INFO kablam!  --> src/ops/build.rs:3:14
Sep 10 19:27:42.702 INFO kablam!   |
Sep 10 19:27:42.702 INFO kablam! 3 | use {Change, DatabaseHandle};
Sep 10 19:27:42.702 INFO kablam!   |              ^^^^^^^^^^^^^^
Sep 10 19:27:42.702 INFO kablam! 
Sep 10 19:27:42.744 INFO kablam! warning: unused variable: `value`
Sep 10 19:27:42.744 INFO kablam!    --> src/memory.rs:139:19
Sep 10 19:27:42.744 INFO kablam!     |
Sep 10 19:27:42.744 INFO kablam! 139 |         for (key, value) in &map {
Sep 10 19:27:42.744 INFO kablam!     |                   ^^^^^ help: consider using `_value` instead
Sep 10 19:27:42.750 INFO kablam!     |
Sep 10 19:27:42.750 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 10 19:27:42.750 INFO kablam! 
Sep 10 19:27:42.862 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:27:42.862 INFO kablam!    --> src/memory.rs:121:13
Sep 10 19:27:42.862 INFO kablam!     |
Sep 10 19:27:42.862 INFO kablam! 121 |         let mut btrie = MemoryTrieMut::build(&map);
Sep 10 19:27:42.862 INFO kablam!     |             ----^^^^^
Sep 10 19:27:42.862 INFO kablam!     |             |
Sep 10 19:27:42.862 INFO kablam!     |             help: remove this `mut`
Sep 10 19:27:42.862 INFO kablam!     |
Sep 10 19:27:42.862 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 19:27:42.862 INFO kablam! 
Sep 10 19:27:42.926 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
Sep 10 19:27:42.930 INFO kablam! su: No module specific data is present
Sep 10 19:27:43.420 INFO running `"docker" "rm" "-f" "89aadad7e2ead07eca767afecf1131a9506ea25935d4f0d2a91c8c9f092a1da9"`
Sep 10 19:27:43.536 INFO blam! 89aadad7e2ead07eca767afecf1131a9506ea25935d4f0d2a91c8c9f092a1da9