Dec 03 12:41:51.084 INFO testing etcommon-trie-0.4.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 12:41:51.084 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 12:41:51.567 INFO [stdout] 48fc42f2b7065b46941dfc84148d5abcbd075aa433ee0f90b68b787e6b1ccaac
Dec 03 12:41:51.575 INFO running `"docker" "start" "-a" "48fc42f2b7065b46941dfc84148d5abcbd075aa433ee0f90b68b787e6b1ccaac"`
Dec 03 12:41:52.882 INFO [stderr] usermod: no changes
Dec 03 12:41:52.974 INFO [stderr]    Compiling etcommon-hexutil v0.2.4
Dec 03 12:41:54.277 INFO [stderr]    Compiling etcommon-rlp v0.2.4
Dec 03 12:41:56.575 INFO [stderr]    Compiling etcommon-bigint v0.2.10
Dec 03 12:42:00.875 INFO [stderr]    Compiling etcommon-trie v0.4.0 (/source)
Dec 03 12:42:02.703 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Dec 03 12:42:02.703 INFO [stderr]   --> src/lib.rs:13:28
Dec 03 12:42:02.704 INFO [stderr]    |
Dec 03 12:42:02.704 INFO [stderr] 13 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:02.704 INFO [stderr]    |                            ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Dec 03 12:42:02.704 INFO [stderr]    |
Dec 03 12:42:02.704 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 03 12:42:02.705 INFO [stderr] 
Dec 03 12:42:02.705 INFO [stderr] warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Dec 03 12:42:02.705 INFO [stderr]  --> src/merkle/nibble.rs:3:22
Dec 03 12:42:02.705 INFO [stderr]   |
Dec 03 12:42:02.706 INFO [stderr] 3 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Dec 03 12:42:02.706 INFO [stderr]   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Dec 03 12:42:02.706 INFO [stderr] 
Dec 03 12:42:02.706 INFO [stderr] warning: unused import: `std::ops::Deref`
Dec 03 12:42:02.706 INFO [stderr]  --> src/merkle/nibble.rs:4:5
Dec 03 12:42:02.707 INFO [stderr]   |
Dec 03 12:42:02.707 INFO [stderr] 4 | use std::ops::Deref;
Dec 03 12:42:02.707 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 03 12:42:02.707 INFO [stderr] 
Dec 03 12:42:02.707 INFO [stderr] warning: unused import: `Hash`
Dec 03 12:42:02.708 INFO [stderr]  --> src/merkle/nibble.rs:6:17
Dec 03 12:42:02.708 INFO [stderr]   |
Dec 03 12:42:02.708 INFO [stderr] 6 | use std::hash::{Hash, Hasher};
Dec 03 12:42:02.708 INFO [stderr]   |                 ^^^^
Dec 03 12:42:02.708 INFO [stderr] 
Dec 03 12:42:02.709 INFO [stderr] warning: unused imports: `Debug`, `Formatter`, `self`
Dec 03 12:42:02.709 INFO [stderr]  --> src/merkle/nibble.rs:7:16
Dec 03 12:42:02.709 INFO [stderr]   |
Dec 03 12:42:02.709 INFO [stderr] 7 | use std::fmt::{self, Debug, Formatter};
Dec 03 12:42:02.710 INFO [stderr]   |                ^^^^  ^^^^^  ^^^^^^^^^
Dec 03 12:42:02.710 INFO [stderr] 
Dec 03 12:42:02.710 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Dec 03 12:42:02.710 INFO [stderr]  --> src/merkle/node.rs:1:27
Dec 03 12:42:02.710 INFO [stderr]   |
Dec 03 12:42:02.711 INFO [stderr] 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Dec 03 12:42:02.711 INFO [stderr]   |                           ^^^^^^             ^^^^^^^^^^^
Dec 03 12:42:02.711 INFO [stderr] 
Dec 03 12:42:02.711 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Dec 03 12:42:02.712 INFO [stderr]  --> src/merkle/mod.rs:6:20
Dec 03 12:42:02.712 INFO [stderr]   |
Dec 03 12:42:02.712 INFO [stderr] 6 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Dec 03 12:42:02.712 INFO [stderr]   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Dec 03 12:42:02.712 INFO [stderr] 
Dec 03 12:42:02.713 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Dec 03 12:42:02.713 INFO [stderr]  --> src/ops/insert.rs:2:39
Dec 03 12:42:02.713 INFO [stderr]   |
Dec 03 12:42:02.713 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:02.714 INFO [stderr]   |                                       ^^^^^^^^^^^  ^^^^^^
Dec 03 12:42:02.714 INFO [stderr] 
Dec 03 12:42:02.714 INFO [stderr] warning: unused import: `self`
Dec 03 12:42:02.714 INFO [stderr]  --> src/ops/insert.rs:5:11
Dec 03 12:42:02.714 INFO [stderr]   |
Dec 03 12:42:02.715 INFO [stderr] 5 | use rlp::{self, Rlp};
Dec 03 12:42:02.715 INFO [stderr]   |           ^^^^
Dec 03 12:42:02.715 INFO [stderr] 
Dec 03 12:42:02.715 INFO [stderr] warning: unused imports: `NibbleSlice`, `self`
Dec 03 12:42:02.716 INFO [stderr]  --> src/ops/delete.rs:2:22
Dec 03 12:42:02.716 INFO [stderr]   |
Dec 03 12:42:02.716 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:02.716 INFO [stderr]   |                      ^^^^             ^^^^^^^^^^^
Dec 03 12:42:02.716 INFO [stderr] 
Dec 03 12:42:02.716 INFO [stderr] warning: unused import: `self`
Dec 03 12:42:02.716 INFO [stderr]  --> src/ops/delete.rs:5:11
Dec 03 12:42:02.716 INFO [stderr]   |
Dec 03 12:42:02.716 INFO [stderr] 5 | use rlp::{self, Rlp};
Dec 03 12:42:02.716 INFO [stderr]   |           ^^^^
Dec 03 12:42:02.716 INFO [stderr] 
Dec 03 12:42:02.716 INFO [stderr] warning: unused import: `NibbleSlice`
Dec 03 12:42:02.716 INFO [stderr]  --> src/ops/build.rs:2:39
Dec 03 12:42:02.716 INFO [stderr]   |
Dec 03 12:42:02.716 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:02.716 INFO [stderr]   |                                       ^^^^^^^^^^^
Dec 03 12:42:02.716 INFO [stderr] 
Dec 03 12:42:02.716 INFO [stderr] warning: unused imports: `Rlp`, `self`
Dec 03 12:42:02.716 INFO [stderr]  --> src/ops/build.rs:7:11
Dec 03 12:42:02.716 INFO [stderr]   |
Dec 03 12:42:02.716 INFO [stderr] 7 | use rlp::{self, Rlp};
Dec 03 12:42:02.716 INFO [stderr]   |           ^^^^  ^^^
Dec 03 12:42:02.716 INFO [stderr] 
Dec 03 12:42:02.716 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`, `self`
Dec 03 12:42:02.716 INFO [stderr]  --> src/ops/get.rs:2:22
Dec 03 12:42:02.716 INFO [stderr]   |
Dec 03 12:42:02.716 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:02.716 INFO [stderr]   |                      ^^^^             ^^^^^^^^^^^  ^^^^^^
Dec 03 12:42:02.716 INFO [stderr] 
Dec 03 12:42:02.716 INFO [stderr] warning: unused import: `Change`
Dec 03 12:42:02.716 INFO [stderr]  --> src/ops/get.rs:3:6
Dec 03 12:42:02.716 INFO [stderr]   |
Dec 03 12:42:02.716 INFO [stderr] 3 | use {Change, DatabaseHandle};
Dec 03 12:42:02.716 INFO [stderr]   |      ^^^^^^
Dec 03 12:42:02.716 INFO [stderr] 
Dec 03 12:42:02.716 INFO [stderr] warning: unused import: `self`
Dec 03 12:42:02.716 INFO [stderr]  --> src/ops/get.rs:5:11
Dec 03 12:42:02.716 INFO [stderr]   |
Dec 03 12:42:02.716 INFO [stderr] 5 | use rlp::{self, Rlp};
Dec 03 12:42:02.716 INFO [stderr]   |           ^^^^
Dec 03 12:42:02.716 INFO [stderr] 
Dec 03 12:42:02.716 INFO [stderr] warning: unused import: `Rlp`
Dec 03 12:42:02.716 INFO [stderr]  --> src/mutable.rs:2:17
Dec 03 12:42:02.716 INFO [stderr]   |
Dec 03 12:42:02.716 INFO [stderr] 2 | use rlp::{self, Rlp};
Dec 03 12:42:02.717 INFO [stderr]   |                 ^^^
Dec 03 12:42:02.717 INFO [stderr] 
Dec 03 12:42:03.031 INFO [stderr] warning: unused import: `Hasher`
Dec 03 12:42:03.031 INFO [stderr]  --> src/merkle/nibble.rs:6:23
Dec 03 12:42:03.031 INFO [stderr]   |
Dec 03 12:42:03.031 INFO [stderr] 6 | use std::hash::{Hash, Hasher};
Dec 03 12:42:03.031 INFO [stderr]   |                       ^^^^^^
Dec 03 12:42:03.031 INFO [stderr] 
Dec 03 12:42:03.031 INFO [stderr] warning: unused import: `Decodable`
Dec 03 12:42:03.031 INFO [stderr]  --> src/merkle/node.rs:3:39
Dec 03 12:42:03.031 INFO [stderr]   |
Dec 03 12:42:03.031 INFO [stderr] 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Dec 03 12:42:03.031 INFO [stderr]   |                                       ^^^^^^^^^
Dec 03 12:42:03.031 INFO [stderr] 
Dec 03 12:42:03.031 INFO [stderr] warning: unused import: `DatabaseHandle`
Dec 03 12:42:03.031 INFO [stderr]  --> src/ops/build.rs:3:14
Dec 03 12:42:03.031 INFO [stderr]   |
Dec 03 12:42:03.031 INFO [stderr] 3 | use {Change, DatabaseHandle};
Dec 03 12:42:03.031 INFO [stderr]   |              ^^^^^^^^^^^^^^
Dec 03 12:42:03.031 INFO [stderr] 
Dec 03 12:42:04.475 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.57s
Dec 03 12:42:04.486 INFO [stderr] su: No module specific data is present
Dec 03 12:42:05.574 INFO running `"docker" "inspect" "48fc42f2b7065b46941dfc84148d5abcbd075aa433ee0f90b68b787e6b1ccaac"`
Dec 03 12:42:05.892 INFO running `"docker" "rm" "-f" "48fc42f2b7065b46941dfc84148d5abcbd075aa433ee0f90b68b787e6b1ccaac"`
Dec 03 12:42:06.174 INFO [stdout] 48fc42f2b7065b46941dfc84148d5abcbd075aa433ee0f90b68b787e6b1ccaac
Dec 03 12:42:06.184 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 12:42:06.666 INFO [stdout] 537999d74565295dbef4750069616ad74cd1bc617334672aa97e4335ea8be062
Dec 03 12:42:06.675 INFO running `"docker" "start" "-a" "537999d74565295dbef4750069616ad74cd1bc617334672aa97e4335ea8be062"`
Dec 03 12:42:08.351 INFO [stderr] usermod: no changes
Dec 03 12:42:08.494 INFO [stderr]    Compiling etcommon-trie v0.4.0 (/source)
Dec 03 12:42:10.239 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Dec 03 12:42:10.239 INFO [stderr]   --> src/lib.rs:13:28
Dec 03 12:42:10.239 INFO [stderr]    |
Dec 03 12:42:10.239 INFO [stderr] 13 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:10.239 INFO [stderr]    |                            ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Dec 03 12:42:10.239 INFO [stderr]    |
Dec 03 12:42:10.239 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Dec 03 12:42:10.239 INFO [stderr]  --> src/merkle/nibble.rs:3:22
Dec 03 12:42:10.239 INFO [stderr]   |
Dec 03 12:42:10.239 INFO [stderr] 3 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Dec 03 12:42:10.239 INFO [stderr]   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused import: `std::ops::Deref`
Dec 03 12:42:10.239 INFO [stderr]  --> src/merkle/nibble.rs:4:5
Dec 03 12:42:10.239 INFO [stderr]   |
Dec 03 12:42:10.239 INFO [stderr] 4 | use std::ops::Deref;
Dec 03 12:42:10.239 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused import: `Hash`
Dec 03 12:42:10.239 INFO [stderr]  --> src/merkle/nibble.rs:6:17
Dec 03 12:42:10.239 INFO [stderr]   |
Dec 03 12:42:10.239 INFO [stderr] 6 | use std::hash::{Hash, Hasher};
Dec 03 12:42:10.239 INFO [stderr]   |                 ^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused imports: `Debug`, `Formatter`, `self`
Dec 03 12:42:10.239 INFO [stderr]  --> src/merkle/nibble.rs:7:16
Dec 03 12:42:10.239 INFO [stderr]   |
Dec 03 12:42:10.239 INFO [stderr] 7 | use std::fmt::{self, Debug, Formatter};
Dec 03 12:42:10.239 INFO [stderr]   |                ^^^^  ^^^^^  ^^^^^^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Dec 03 12:42:10.239 INFO [stderr]  --> src/merkle/node.rs:1:27
Dec 03 12:42:10.239 INFO [stderr]   |
Dec 03 12:42:10.239 INFO [stderr] 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Dec 03 12:42:10.239 INFO [stderr]   |                           ^^^^^^             ^^^^^^^^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused import: `Keccak256`
Dec 03 12:42:10.239 INFO [stderr]    --> src/merkle/node.rs:162:24
Dec 03 12:42:10.239 INFO [stderr]     |
Dec 03 12:42:10.239 INFO [stderr] 162 |     use sha3::{Digest, Keccak256};
Dec 03 12:42:10.239 INFO [stderr]     |                        ^^^^^^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Dec 03 12:42:10.239 INFO [stderr]    --> src/merkle/node.rs:163:32
Dec 03 12:42:10.239 INFO [stderr]     |
Dec 03 12:42:10.239 INFO [stderr] 163 |     use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:10.239 INFO [stderr]     |                                ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Dec 03 12:42:10.239 INFO [stderr]  --> src/merkle/mod.rs:6:20
Dec 03 12:42:10.239 INFO [stderr]   |
Dec 03 12:42:10.239 INFO [stderr] 6 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Dec 03 12:42:10.239 INFO [stderr]   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Dec 03 12:42:10.239 INFO [stderr]  --> src/ops/insert.rs:2:39
Dec 03 12:42:10.239 INFO [stderr]   |
Dec 03 12:42:10.239 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:10.239 INFO [stderr]   |                                       ^^^^^^^^^^^  ^^^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused import: `self`
Dec 03 12:42:10.239 INFO [stderr]  --> src/ops/insert.rs:5:11
Dec 03 12:42:10.239 INFO [stderr]   |
Dec 03 12:42:10.239 INFO [stderr] 5 | use rlp::{self, Rlp};
Dec 03 12:42:10.239 INFO [stderr]   |           ^^^^
Dec 03 12:42:10.239 INFO [stderr] 
Dec 03 12:42:10.239 INFO [stderr] warning: unused imports: `NibbleSlice`, `self`
Dec 03 12:42:10.239 INFO [stderr]  --> src/ops/delete.rs:2:22
Dec 03 12:42:10.240 INFO [stderr]   |
Dec 03 12:42:10.240 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:10.240 INFO [stderr]   |                      ^^^^             ^^^^^^^^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused import: `self`
Dec 03 12:42:10.240 INFO [stderr]  --> src/ops/delete.rs:5:11
Dec 03 12:42:10.240 INFO [stderr]   |
Dec 03 12:42:10.240 INFO [stderr] 5 | use rlp::{self, Rlp};
Dec 03 12:42:10.240 INFO [stderr]   |           ^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused import: `NibbleSlice`
Dec 03 12:42:10.240 INFO [stderr]  --> src/ops/build.rs:2:39
Dec 03 12:42:10.240 INFO [stderr]   |
Dec 03 12:42:10.240 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:10.240 INFO [stderr]   |                                       ^^^^^^^^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused imports: `Rlp`, `self`
Dec 03 12:42:10.240 INFO [stderr]  --> src/ops/build.rs:7:11
Dec 03 12:42:10.240 INFO [stderr]   |
Dec 03 12:42:10.240 INFO [stderr] 7 | use rlp::{self, Rlp};
Dec 03 12:42:10.240 INFO [stderr]   |           ^^^^  ^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`, `self`
Dec 03 12:42:10.240 INFO [stderr]  --> src/ops/get.rs:2:22
Dec 03 12:42:10.240 INFO [stderr]   |
Dec 03 12:42:10.240 INFO [stderr] 2 | use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Dec 03 12:42:10.240 INFO [stderr]   |                      ^^^^             ^^^^^^^^^^^  ^^^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused import: `Change`
Dec 03 12:42:10.240 INFO [stderr]  --> src/ops/get.rs:3:6
Dec 03 12:42:10.240 INFO [stderr]   |
Dec 03 12:42:10.240 INFO [stderr] 3 | use {Change, DatabaseHandle};
Dec 03 12:42:10.240 INFO [stderr]   |      ^^^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused import: `self`
Dec 03 12:42:10.240 INFO [stderr]  --> src/ops/get.rs:5:11
Dec 03 12:42:10.240 INFO [stderr]   |
Dec 03 12:42:10.240 INFO [stderr] 5 | use rlp::{self, Rlp};
Dec 03 12:42:10.240 INFO [stderr]   |           ^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused import: `merkle::MerkleNode`
Dec 03 12:42:10.240 INFO [stderr]    --> src/memory.rs:102:9
Dec 03 12:42:10.240 INFO [stderr]     |
Dec 03 12:42:10.240 INFO [stderr] 102 |     use merkle::MerkleNode;
Dec 03 12:42:10.240 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused import: `rlp::Rlp`
Dec 03 12:42:10.240 INFO [stderr]    --> src/memory.rs:103:9
Dec 03 12:42:10.240 INFO [stderr]     |
Dec 03 12:42:10.240 INFO [stderr] 103 |     use rlp::Rlp;
Dec 03 12:42:10.240 INFO [stderr]     |         ^^^^^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused import: `std::cell::UnsafeCell`
Dec 03 12:42:10.240 INFO [stderr]    --> src/memory.rs:107:9
Dec 03 12:42:10.240 INFO [stderr]     |
Dec 03 12:42:10.240 INFO [stderr] 107 |     use std::cell::UnsafeCell;
Dec 03 12:42:10.240 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.240 INFO [stderr] warning: unused import: `Rlp`
Dec 03 12:42:10.240 INFO [stderr]  --> src/mutable.rs:2:17
Dec 03 12:42:10.240 INFO [stderr]   |
Dec 03 12:42:10.240 INFO [stderr] 2 | use rlp::{self, Rlp};
Dec 03 12:42:10.240 INFO [stderr]   |                 ^^^
Dec 03 12:42:10.240 INFO [stderr] 
Dec 03 12:42:10.543 INFO [stderr] warning: unused import: `Hasher`
Dec 03 12:42:10.544 INFO [stderr]  --> src/merkle/nibble.rs:6:23
Dec 03 12:42:10.544 INFO [stderr]   |
Dec 03 12:42:10.544 INFO [stderr] 6 | use std::hash::{Hash, Hasher};
Dec 03 12:42:10.544 INFO [stderr]   |                       ^^^^^^
Dec 03 12:42:10.544 INFO [stderr] 
Dec 03 12:42:10.544 INFO [stderr] warning: unused import: `Decodable`
Dec 03 12:42:10.544 INFO [stderr]  --> src/merkle/node.rs:3:39
Dec 03 12:42:10.544 INFO [stderr]   |
Dec 03 12:42:10.544 INFO [stderr] 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Dec 03 12:42:10.544 INFO [stderr]   |                                       ^^^^^^^^^
Dec 03 12:42:10.544 INFO [stderr] 
Dec 03 12:42:10.544 INFO [stderr] warning: unused import: `Digest`
Dec 03 12:42:10.544 INFO [stderr]    --> src/merkle/node.rs:162:16
Dec 03 12:42:10.544 INFO [stderr]     |
Dec 03 12:42:10.544 INFO [stderr] 162 |     use sha3::{Digest, Keccak256};
Dec 03 12:42:10.544 INFO [stderr]     |                ^^^^^^
Dec 03 12:42:10.544 INFO [stderr] 
Dec 03 12:42:10.545 INFO [stderr] warning: unused import: `DatabaseHandle`
Dec 03 12:42:10.545 INFO [stderr]  --> src/ops/build.rs:3:14
Dec 03 12:42:10.545 INFO [stderr]   |
Dec 03 12:42:10.545 INFO [stderr] 3 | use {Change, DatabaseHandle};
Dec 03 12:42:10.545 INFO [stderr]   |              ^^^^^^^^^^^^^^
Dec 03 12:42:10.545 INFO [stderr] 
Dec 03 12:42:10.578 INFO [stderr] warning: unused variable: `value`
Dec 03 12:42:10.578 INFO [stderr]    --> src/memory.rs:138:19
Dec 03 12:42:10.578 INFO [stderr]     |
Dec 03 12:42:10.578 INFO [stderr] 138 |         for (key, value) in &map {
Dec 03 12:42:10.578 INFO [stderr]     |                   ^^^^^ help: consider using `_value` instead
Dec 03 12:42:10.578 INFO [stderr]     |
Dec 03 12:42:10.578 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 03 12:42:10.578 INFO [stderr] 
Dec 03 12:42:10.695 INFO [stderr] warning: variable does not need to be mutable
Dec 03 12:42:10.695 INFO [stderr]    --> src/memory.rs:120:13
Dec 03 12:42:10.695 INFO [stderr]     |
Dec 03 12:42:10.695 INFO [stderr] 120 |         let mut btrie = MemoryTrieMut::build(&map);
Dec 03 12:42:10.695 INFO [stderr]     |             ----^^^^^
Dec 03 12:42:10.695 INFO [stderr]     |             |
Dec 03 12:42:10.695 INFO [stderr]     |             help: remove this `mut`
Dec 03 12:42:10.695 INFO [stderr]     |
Dec 03 12:42:10.695 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 03 12:42:10.695 INFO [stderr] 
Dec 03 12:42:12.815 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.44s
Dec 03 12:42:12.819 INFO [stderr] su: No module specific data is present
Dec 03 12:42:13.416 INFO running `"docker" "inspect" "537999d74565295dbef4750069616ad74cd1bc617334672aa97e4335ea8be062"`
Dec 03 12:42:13.705 INFO running `"docker" "rm" "-f" "537999d74565295dbef4750069616ad74cd1bc617334672aa97e4335ea8be062"`
Dec 03 12:42:14.183 INFO [stdout] 537999d74565295dbef4750069616ad74cd1bc617334672aa97e4335ea8be062
Dec 03 12:42:14.191 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 12:42:14.812 INFO [stdout] c33ec5c0fce69ba2ced66c7acf14ee525728d896c722e6d91432ceb1e58fac92
Dec 03 12:42:14.814 INFO running `"docker" "start" "-a" "c33ec5c0fce69ba2ced66c7acf14ee525728d896c722e6d91432ceb1e58fac92"`
Dec 03 12:42:16.338 INFO [stderr] usermod: no changes
Dec 03 12:42:16.447 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 03 12:42:16.462 INFO [stderr]      Running /target/debug/deps/trie-41f0e7e396a06a07
Dec 03 12:42:16.467 INFO [stdout] 
Dec 03 12:42:16.467 INFO [stdout] running 5 tests
Dec 03 12:42:16.467 INFO [stdout] test merkle::nibble::tests::from_into_key ... ok
Dec 03 12:42:16.467 INFO [stdout] test merkle::node::tests::encode_decode ... ok
Dec 03 12:42:16.471 INFO [stdout] test merkle::node::tests::decode_genesis_state ... ok
Dec 03 12:42:16.482 INFO [stdout] test memory::tests::trie_two_keys ... ok
Dec 03 12:42:16.511 INFO [stdout] test memory::tests::trie_middle_leaf ... ok
Dec 03 12:42:16.511 INFO [stdout] 
Dec 03 12:42:16.511 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 03 12:42:16.511 INFO [stdout] 
Dec 03 12:42:16.519 INFO [stderr]    Doc-tests trie
Dec 03 12:42:19.597 INFO [stdout] 
Dec 03 12:42:19.597 INFO [stdout] running 0 tests
Dec 03 12:42:19.597 INFO [stdout] 
Dec 03 12:42:19.597 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 03 12:42:19.597 INFO [stdout] 
Dec 03 12:42:19.612 INFO [stderr] su: No module specific data is present
Dec 03 12:42:20.835 INFO running `"docker" "inspect" "c33ec5c0fce69ba2ced66c7acf14ee525728d896c722e6d91432ceb1e58fac92"`
Dec 03 12:42:21.265 INFO running `"docker" "rm" "-f" "c33ec5c0fce69ba2ced66c7acf14ee525728d896c722e6d91432ceb1e58fac92"`
Dec 03 12:42:21.671 INFO [stdout] c33ec5c0fce69ba2ced66c7acf14ee525728d896c722e6d91432ceb1e58fac92
