Sep 02 15:09:15.842 INFO checking etcommon-trie-0.4.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 15:09:15.842 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 15:09:15.842 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 15:09:16.013 INFO blam! 8eadb35594c54994c8285deadd14e521746e0bf44c419a14c196c47f9e60b561
Sep 02 15:09:16.015 INFO running `"docker" "start" "-a" "8eadb35594c54994c8285deadd14e521746e0bf44c419a14c196c47f9e60b561"`
Sep 02 15:09:16.574 INFO kablam!     Checking etcommon-rlp v0.2.3
Sep 02 15:09:17.636 INFO kablam!     Checking etcommon-bigint v0.2.9
Sep 02 15:09:20.470 INFO kablam!     Checking etcommon-trie v0.4.0 (file:///source)
Sep 02 15:09:21.837 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Sep 02 15:09:21.839 INFO kablam!   --> src/lib.rs:13:28
Sep 02 15:09:21.839 INFO kablam!    |
Sep 02 15:09:21.839 INFO kablam! 13 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:21.839 INFO kablam!    |                            ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Sep 02 15:09:21.839 INFO kablam!    |
Sep 02 15:09:21.839 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 15:09:21.839 INFO kablam! 
Sep 02 15:09:21.839 INFO kablam! warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Sep 02 15:09:21.839 INFO kablam!  --> src/merkle/nibble.rs:3:22
Sep 02 15:09:21.839 INFO kablam!   |
Sep 02 15:09:21.839 INFO kablam! 3 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Sep 02 15:09:21.839 INFO kablam!   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Sep 02 15:09:21.839 INFO kablam! 
Sep 02 15:09:21.840 INFO kablam! warning: unused import: `std::ops::Deref`
Sep 02 15:09:21.840 INFO kablam!  --> src/merkle/nibble.rs:4:5
Sep 02 15:09:21.840 INFO kablam!   |
Sep 02 15:09:21.840 INFO kablam! 4 | use std::ops::Deref;
Sep 02 15:09:21.840 INFO kablam!   |     ^^^^^^^^^^^^^^^
Sep 02 15:09:21.840 INFO kablam! 
Sep 02 15:09:21.840 INFO kablam! warning: unused import: `Hash`
Sep 02 15:09:21.840 INFO kablam!  --> src/merkle/nibble.rs:6:17
Sep 02 15:09:21.840 INFO kablam!   |
Sep 02 15:09:21.840 INFO kablam! 6 | use std::hash::{Hash, Hasher};
Sep 02 15:09:21.840 INFO kablam!   |                 ^^^^
Sep 02 15:09:21.840 INFO kablam! 
Sep 02 15:09:21.840 INFO kablam! warning: unused imports: `Debug`, `Formatter`, `self`
Sep 02 15:09:21.840 INFO kablam!  --> src/merkle/nibble.rs:7:16
Sep 02 15:09:21.840 INFO kablam!   |
Sep 02 15:09:21.840 INFO kablam! 7 | use std::fmt::{self, Debug, Formatter};
Sep 02 15:09:21.840 INFO kablam!   |                ^^^^  ^^^^^  ^^^^^^^^^
Sep 02 15:09:21.840 INFO kablam! 
Sep 02 15:09:21.840 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`
Sep 02 15:09:21.840 INFO kablam!  --> src/merkle/node.rs:1:27
Sep 02 15:09:21.840 INFO kablam!   |
Sep 02 15:09:21.840 INFO kablam! 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Sep 02 15:09:21.840 INFO kablam!   |                           ^^^^^^             ^^^^^^^^^^^
Sep 02 15:09:21.840 INFO kablam! 
Sep 02 15:09:21.842 INFO kablam! warning: unused import: `Keccak256`
Sep 02 15:09:21.842 INFO kablam!    --> src/merkle/node.rs:162:24
Sep 02 15:09:21.842 INFO kablam!     |
Sep 02 15:09:21.842 INFO kablam! 162 |     use sha3::{Digest, Keccak256};
Sep 02 15:09:21.842 INFO kablam!     |                        ^^^^^^^^^
Sep 02 15:09:21.842 INFO kablam! 
Sep 02 15:09:21.842 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Sep 02 15:09:21.842 INFO kablam!    --> src/merkle/node.rs:163:32
Sep 02 15:09:21.842 INFO kablam!     |
Sep 02 15:09:21.842 INFO kablam! 163 |     use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:21.842 INFO kablam!     |                                ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Sep 02 15:09:21.842 INFO kablam! 
Sep 02 15:09:21.842 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Sep 02 15:09:21.842 INFO kablam!  --> src/merkle/mod.rs:6:20
Sep 02 15:09:21.843 INFO kablam!   |
Sep 02 15:09:21.843 INFO kablam! 6 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Sep 02 15:09:21.843 INFO kablam!   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Sep 02 15:09:21.843 INFO kablam! 
Sep 02 15:09:21.843 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`
Sep 02 15:09:21.843 INFO kablam!  --> src/ops/insert.rs:2:39
Sep 02 15:09:21.843 INFO kablam!   |
Sep 02 15:09:21.843 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:21.843 INFO kablam!   |                                       ^^^^^^^^^^^  ^^^^^^
Sep 02 15:09:21.843 INFO kablam! 
Sep 02 15:09:21.843 INFO kablam! warning: unused import: `self`
Sep 02 15:09:21.843 INFO kablam!  --> src/ops/insert.rs:5:11
Sep 02 15:09:21.843 INFO kablam!   |
Sep 02 15:09:21.843 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 02 15:09:21.843 INFO kablam!   |           ^^^^
Sep 02 15:09:21.843 INFO kablam! 
Sep 02 15:09:21.843 INFO kablam! warning: unused imports: `NibbleSlice`, `self`
Sep 02 15:09:21.843 INFO kablam!  --> src/ops/delete.rs:2:22
Sep 02 15:09:21.843 INFO kablam!   |
Sep 02 15:09:21.843 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:21.843 INFO kablam!   |                      ^^^^             ^^^^^^^^^^^
Sep 02 15:09:21.843 INFO kablam! 
Sep 02 15:09:21.844 INFO kablam! warning: unused import: `self`
Sep 02 15:09:21.844 INFO kablam!  --> src/ops/delete.rs:5:11
Sep 02 15:09:21.844 INFO kablam!   |
Sep 02 15:09:21.844 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 02 15:09:21.844 INFO kablam!   |           ^^^^
Sep 02 15:09:21.844 INFO kablam! 
Sep 02 15:09:21.844 INFO kablam! warning: unused import: `NibbleSlice`
Sep 02 15:09:21.845 INFO kablam!  --> src/ops/build.rs:2:39
Sep 02 15:09:21.845 INFO kablam!   |
Sep 02 15:09:21.845 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:21.845 INFO kablam!   |                                       ^^^^^^^^^^^
Sep 02 15:09:21.845 INFO kablam! 
Sep 02 15:09:21.845 INFO kablam! warning: unused imports: `Rlp`, `self`
Sep 02 15:09:21.845 INFO kablam!  --> src/ops/build.rs:7:11
Sep 02 15:09:21.845 INFO kablam!   |
Sep 02 15:09:21.845 INFO kablam! 7 | use rlp::{self, Rlp};
Sep 02 15:09:21.845 INFO kablam!   |           ^^^^  ^^^
Sep 02 15:09:21.845 INFO kablam! 
Sep 02 15:09:21.845 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`, `self`
Sep 02 15:09:21.845 INFO kablam!  --> src/ops/get.rs:2:22
Sep 02 15:09:21.845 INFO kablam!   |
Sep 02 15:09:21.845 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:21.845 INFO kablam!   |                      ^^^^             ^^^^^^^^^^^  ^^^^^^
Sep 02 15:09:21.845 INFO kablam! 
Sep 02 15:09:21.845 INFO kablam! warning: unused import: `Change`
Sep 02 15:09:21.846 INFO kablam!  --> src/ops/get.rs:3:6
Sep 02 15:09:21.846 INFO kablam!   |
Sep 02 15:09:21.846 INFO kablam! 3 | use {Change, DatabaseHandle};
Sep 02 15:09:21.846 INFO kablam!   |      ^^^^^^
Sep 02 15:09:21.846 INFO kablam! 
Sep 02 15:09:21.846 INFO kablam! warning: unused import: `self`
Sep 02 15:09:21.846 INFO kablam!  --> src/ops/get.rs:5:11
Sep 02 15:09:21.846 INFO kablam!   |
Sep 02 15:09:21.846 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 02 15:09:21.846 INFO kablam!   |           ^^^^
Sep 02 15:09:21.846 INFO kablam! 
Sep 02 15:09:21.846 INFO kablam! warning: unused import: `merkle::MerkleNode`
Sep 02 15:09:21.846 INFO kablam!    --> src/memory.rs:102:9
Sep 02 15:09:21.846 INFO kablam!     |
Sep 02 15:09:21.846 INFO kablam! 102 |     use merkle::MerkleNode;
Sep 02 15:09:21.846 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Sep 02 15:09:21.846 INFO kablam! 
Sep 02 15:09:21.846 INFO kablam! warning: unused import: `rlp::Rlp`
Sep 02 15:09:21.846 INFO kablam!    --> src/memory.rs:103:9
Sep 02 15:09:21.846 INFO kablam!     |
Sep 02 15:09:21.847 INFO kablam! 103 |     use rlp::Rlp;
Sep 02 15:09:21.847 INFO kablam!     |         ^^^^^^^^
Sep 02 15:09:21.847 INFO kablam! 
Sep 02 15:09:21.847 INFO kablam! warning: unused import: `std::cell::UnsafeCell`
Sep 02 15:09:21.847 INFO kablam!    --> src/memory.rs:107:9
Sep 02 15:09:21.847 INFO kablam!     |
Sep 02 15:09:21.847 INFO kablam! 107 |     use std::cell::UnsafeCell;
Sep 02 15:09:21.847 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^
Sep 02 15:09:21.847 INFO kablam! 
Sep 02 15:09:21.847 INFO kablam! warning: unused import: `Rlp`
Sep 02 15:09:21.847 INFO kablam!  --> src/mutable.rs:2:17
Sep 02 15:09:21.847 INFO kablam!   |
Sep 02 15:09:21.847 INFO kablam! 2 | use rlp::{self, Rlp};
Sep 02 15:09:21.847 INFO kablam!   |                 ^^^
Sep 02 15:09:21.847 INFO kablam! 
Sep 02 15:09:22.131 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Sep 02 15:09:22.131 INFO kablam!   --> src/lib.rs:13:28
Sep 02 15:09:22.131 INFO kablam!    |
Sep 02 15:09:22.131 INFO kablam! 13 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:22.131 INFO kablam!    |                            ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Sep 02 15:09:22.131 INFO kablam!    |
Sep 02 15:09:22.132 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 15:09:22.132 INFO kablam! 
Sep 02 15:09:22.132 INFO kablam! warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Sep 02 15:09:22.132 INFO kablam!  --> src/merkle/nibble.rs:3:22
Sep 02 15:09:22.132 INFO kablam!   |
Sep 02 15:09:22.132 INFO kablam! 3 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Sep 02 15:09:22.132 INFO kablam!   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Sep 02 15:09:22.132 INFO kablam! 
Sep 02 15:09:22.132 INFO kablam! warning: unused import: `std::ops::Deref`
Sep 02 15:09:22.132 INFO kablam!  --> src/merkle/nibble.rs:4:5
Sep 02 15:09:22.132 INFO kablam!   |
Sep 02 15:09:22.132 INFO kablam! 4 | use std::ops::Deref;
Sep 02 15:09:22.132 INFO kablam!   |     ^^^^^^^^^^^^^^^
Sep 02 15:09:22.132 INFO kablam! 
Sep 02 15:09:22.132 INFO kablam! warning: unused import: `Hash`
Sep 02 15:09:22.133 INFO kablam!  --> src/merkle/nibble.rs:6:17
Sep 02 15:09:22.133 INFO kablam!   |
Sep 02 15:09:22.133 INFO kablam! 6 | use std::hash::{Hash, Hasher};
Sep 02 15:09:22.133 INFO kablam!   |                 ^^^^
Sep 02 15:09:22.133 INFO kablam! 
Sep 02 15:09:22.133 INFO kablam! warning: unused imports: `Debug`, `Formatter`, `self`
Sep 02 15:09:22.133 INFO kablam!  --> src/merkle/nibble.rs:7:16
Sep 02 15:09:22.133 INFO kablam!   |
Sep 02 15:09:22.133 INFO kablam! 7 | use std::fmt::{self, Debug, Formatter};
Sep 02 15:09:22.133 INFO kablam!   |                ^^^^  ^^^^^  ^^^^^^^^^
Sep 02 15:09:22.133 INFO kablam! 
Sep 02 15:09:22.133 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`
Sep 02 15:09:22.133 INFO kablam!  --> src/merkle/node.rs:1:27
Sep 02 15:09:22.134 INFO kablam!   |
Sep 02 15:09:22.134 INFO kablam! 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Sep 02 15:09:22.134 INFO kablam!   |                           ^^^^^^             ^^^^^^^^^^^
Sep 02 15:09:22.134 INFO kablam! 
Sep 02 15:09:22.134 INFO kablam! warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Sep 02 15:09:22.134 INFO kablam!  --> src/merkle/mod.rs:6:20
Sep 02 15:09:22.134 INFO kablam!   |
Sep 02 15:09:22.134 INFO kablam! 6 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Sep 02 15:09:22.134 INFO kablam!   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Sep 02 15:09:22.134 INFO kablam! 
Sep 02 15:09:22.134 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`
Sep 02 15:09:22.134 INFO kablam!  --> src/ops/insert.rs:2:39
Sep 02 15:09:22.135 INFO kablam!   |
Sep 02 15:09:22.135 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:22.135 INFO kablam!   |                                       ^^^^^^^^^^^  ^^^^^^
Sep 02 15:09:22.135 INFO kablam! 
Sep 02 15:09:22.135 INFO kablam! warning: unused import: `self`
Sep 02 15:09:22.135 INFO kablam!  --> src/ops/insert.rs:5:11
Sep 02 15:09:22.135 INFO kablam!   |
Sep 02 15:09:22.135 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 02 15:09:22.135 INFO kablam!   |           ^^^^
Sep 02 15:09:22.135 INFO kablam! 
Sep 02 15:09:22.135 INFO kablam! warning: unused imports: `NibbleSlice`, `self`
Sep 02 15:09:22.135 INFO kablam!  --> src/ops/delete.rs:2:22
Sep 02 15:09:22.135 INFO kablam!   |
Sep 02 15:09:22.135 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:22.135 INFO kablam!   |                      ^^^^             ^^^^^^^^^^^
Sep 02 15:09:22.136 INFO kablam! 
Sep 02 15:09:22.136 INFO kablam! warning: unused import: `self`
Sep 02 15:09:22.136 INFO kablam!  --> src/ops/delete.rs:5:11
Sep 02 15:09:22.136 INFO kablam!   |
Sep 02 15:09:22.136 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 02 15:09:22.136 INFO kablam!   |           ^^^^
Sep 02 15:09:22.136 INFO kablam! 
Sep 02 15:09:22.136 INFO kablam! warning: unused import: `NibbleSlice`
Sep 02 15:09:22.136 INFO kablam!  --> src/ops/build.rs:2:39
Sep 02 15:09:22.136 INFO kablam!   |
Sep 02 15:09:22.136 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:22.136 INFO kablam!   |                                       ^^^^^^^^^^^
Sep 02 15:09:22.136 INFO kablam! 
Sep 02 15:09:22.136 INFO kablam! warning: unused imports: `Rlp`, `self`
Sep 02 15:09:22.136 INFO kablam!  --> src/ops/build.rs:7:11
Sep 02 15:09:22.136 INFO kablam!   |
Sep 02 15:09:22.136 INFO kablam! 7 | use rlp::{self, Rlp};
Sep 02 15:09:22.137 INFO kablam!   |           ^^^^  ^^^
Sep 02 15:09:22.137 INFO kablam! 
Sep 02 15:09:22.137 INFO kablam! warning: unused imports: `NibbleSlice`, `Nibble`, `self`
Sep 02 15:09:22.137 INFO kablam!  --> src/ops/get.rs:2:22
Sep 02 15:09:22.137 INFO kablam!   |
Sep 02 15:09:22.137 INFO kablam! 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Sep 02 15:09:22.137 INFO kablam!   |                      ^^^^             ^^^^^^^^^^^  ^^^^^^
Sep 02 15:09:22.137 INFO kablam! 
Sep 02 15:09:22.137 INFO kablam! warning: unused import: `Change`
Sep 02 15:09:22.137 INFO kablam!  --> src/ops/get.rs:3:6
Sep 02 15:09:22.137 INFO kablam!   |
Sep 02 15:09:22.137 INFO kablam! 3 | use {Change, DatabaseHandle};
Sep 02 15:09:22.137 INFO kablam!   |      ^^^^^^
Sep 02 15:09:22.137 INFO kablam! 
Sep 02 15:09:22.137 INFO kablam! warning: unused import: `self`
Sep 02 15:09:22.137 INFO kablam!  --> src/ops/get.rs:5:11
Sep 02 15:09:22.137 INFO kablam!   |
Sep 02 15:09:22.138 INFO kablam! 5 | use rlp::{self, Rlp};
Sep 02 15:09:22.138 INFO kablam!   |           ^^^^
Sep 02 15:09:22.138 INFO kablam! 
Sep 02 15:09:22.138 INFO kablam! warning: unused import: `Rlp`
Sep 02 15:09:22.138 INFO kablam!  --> src/mutable.rs:2:17
Sep 02 15:09:22.138 INFO kablam!   |
Sep 02 15:09:22.138 INFO kablam! 2 | use rlp::{self, Rlp};
Sep 02 15:09:22.138 INFO kablam!   |                 ^^^
Sep 02 15:09:22.138 INFO kablam! 
Sep 02 15:09:22.717 INFO kablam! warning: unused import: `Hasher`
Sep 02 15:09:22.718 INFO kablam!  --> src/merkle/nibble.rs:6:23
Sep 02 15:09:22.718 INFO kablam!   |
Sep 02 15:09:22.718 INFO kablam! 6 | use std::hash::{Hash, Hasher};
Sep 02 15:09:22.718 INFO kablam!   |                       ^^^^^^
Sep 02 15:09:22.718 INFO kablam! 
Sep 02 15:09:22.718 INFO kablam! warning: unused import: `Decodable`
Sep 02 15:09:22.718 INFO kablam!  --> src/merkle/node.rs:3:39
Sep 02 15:09:22.718 INFO kablam!   |
Sep 02 15:09:22.718 INFO kablam! 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Sep 02 15:09:22.718 INFO kablam!   |                                       ^^^^^^^^^
Sep 02 15:09:22.718 INFO kablam! 
Sep 02 15:09:22.718 INFO kablam! warning: unused import: `Digest`
Sep 02 15:09:22.718 INFO kablam!    --> src/merkle/node.rs:162:16
Sep 02 15:09:22.718 INFO kablam!     |
Sep 02 15:09:22.718 INFO kablam! 162 |     use sha3::{Digest, Keccak256};
Sep 02 15:09:22.719 INFO kablam!     |                ^^^^^^
Sep 02 15:09:22.719 INFO kablam! 
Sep 02 15:09:22.719 INFO kablam! warning: unused import: `DatabaseHandle`
Sep 02 15:09:22.719 INFO kablam!  --> src/ops/build.rs:3:14
Sep 02 15:09:22.719 INFO kablam!   |
Sep 02 15:09:22.719 INFO kablam! 3 | use {Change, DatabaseHandle};
Sep 02 15:09:22.719 INFO kablam!   |              ^^^^^^^^^^^^^^
Sep 02 15:09:22.719 INFO kablam! 
Sep 02 15:09:22.790 INFO kablam! warning: unused variable: `value`
Sep 02 15:09:22.790 INFO kablam!    --> src/memory.rs:138:19
Sep 02 15:09:22.790 INFO kablam!     |
Sep 02 15:09:22.790 INFO kablam! 138 |         for (key, value) in &map {
Sep 02 15:09:22.790 INFO kablam!     |                   ^^^^^ help: consider using `_value` instead
Sep 02 15:09:22.790 INFO kablam!     |
Sep 02 15:09:22.790 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 02 15:09:22.790 INFO kablam! 
Sep 02 15:09:22.902 INFO kablam! warning: unused import: `Hasher`
Sep 02 15:09:22.902 INFO kablam!  --> src/merkle/nibble.rs:6:23
Sep 02 15:09:22.902 INFO kablam!   |
Sep 02 15:09:22.902 INFO kablam! 6 | use std::hash::{Hash, Hasher};
Sep 02 15:09:22.902 INFO kablam!   |                       ^^^^^^
Sep 02 15:09:22.902 INFO kablam! 
Sep 02 15:09:22.902 INFO kablam! warning: unused import: `Decodable`
Sep 02 15:09:22.902 INFO kablam!  --> src/merkle/node.rs:3:39
Sep 02 15:09:22.902 INFO kablam!   |
Sep 02 15:09:22.903 INFO kablam! 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Sep 02 15:09:22.903 INFO kablam!   |                                       ^^^^^^^^^
Sep 02 15:09:22.903 INFO kablam! 
Sep 02 15:09:22.903 INFO kablam! warning: unused import: `DatabaseHandle`
Sep 02 15:09:22.903 INFO kablam!  --> src/ops/build.rs:3:14
Sep 02 15:09:22.903 INFO kablam!   |
Sep 02 15:09:22.903 INFO kablam! 3 | use {Change, DatabaseHandle};
Sep 02 15:09:22.903 INFO kablam!   |              ^^^^^^^^^^^^^^
Sep 02 15:09:22.903 INFO kablam! 
Sep 02 15:09:22.933 INFO kablam! warning: variable does not need to be mutable
Sep 02 15:09:22.934 INFO kablam!    --> src/memory.rs:120:13
Sep 02 15:09:22.934 INFO kablam!     |
Sep 02 15:09:22.934 INFO kablam! 120 |         let mut btrie = MemoryTrieMut::build(&map);
Sep 02 15:09:22.934 INFO kablam!     |             ----^^^^^
Sep 02 15:09:22.934 INFO kablam!     |             |
Sep 02 15:09:22.934 INFO kablam!     |             help: remove this `mut`
Sep 02 15:09:22.934 INFO kablam!     |
Sep 02 15:09:22.934 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 15:09:22.934 INFO kablam! 
Sep 02 15:09:23.172 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.63s
Sep 02 15:09:23.177 INFO kablam! su: No module specific data is present
Sep 02 15:09:23.610 INFO running `"docker" "rm" "-f" "8eadb35594c54994c8285deadd14e521746e0bf44c419a14c196c47f9e60b561"`
Sep 02 15:09:23.702 INFO blam! 8eadb35594c54994c8285deadd14e521746e0bf44c419a14c196c47f9e60b561