Nov 18 14:53:32.484 INFO testing ethereum-trie-test-0.3.9 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 14:53:32.484 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 18 14:53:32.660 INFO [stdout] 497748b6c755390c708fd79061aa5c8e5a03f04bb5a19fb38f464ed36fe2d2f4
Nov 18 14:53:32.664 INFO running `"docker" "start" "-a" "497748b6c755390c708fd79061aa5c8e5a03f04bb5a19fb38f464ed36fe2d2f4"`
Nov 18 14:53:33.127 INFO [stderr] usermod: no changes
Nov 18 14:53:33.191 INFO [stderr]    Compiling ethereum-trie-test v0.3.9 (/source)
Nov 18 14:53:34.223 INFO [stderr] warning: unused imports: `DerefMut`, `Deref`
Nov 18 14:53:34.223 INFO [stderr]   --> src/lib.rs:12:16
Nov 18 14:53:34.224 INFO [stderr]    |
Nov 18 14:53:34.224 INFO [stderr] 12 | use std::ops::{Deref, DerefMut};
Nov 18 14:53:34.224 INFO [stderr]    |                ^^^^^  ^^^^^^^^
Nov 18 14:53:34.224 INFO [stderr]    |
Nov 18 14:53:34.224 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 18 14:53:34.224 INFO [stderr] 
Nov 18 14:53:34.224 INFO [stderr] warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Nov 18 14:53:34.224 INFO [stderr]  --> src/merkle/nibble.rs:1:22
Nov 18 14:53:34.224 INFO [stderr]   |
Nov 18 14:53:34.224 INFO [stderr] 1 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Nov 18 14:53:34.224 INFO [stderr]   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Nov 18 14:53:34.224 INFO [stderr] 
Nov 18 14:53:34.224 INFO [stderr] warning: unused import: `std::ops::Deref`
Nov 18 14:53:34.224 INFO [stderr]  --> src/merkle/nibble.rs:2:5
Nov 18 14:53:34.224 INFO [stderr]   |
Nov 18 14:53:34.224 INFO [stderr] 2 | use std::ops::Deref;
Nov 18 14:53:34.224 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 18 14:53:34.224 INFO [stderr] 
Nov 18 14:53:34.224 INFO [stderr] warning: unused import: `Hash`
Nov 18 14:53:34.224 INFO [stderr]  --> src/merkle/nibble.rs:4:17
Nov 18 14:53:34.224 INFO [stderr]   |
Nov 18 14:53:34.224 INFO [stderr] 4 | use std::hash::{Hash, Hasher};
Nov 18 14:53:34.224 INFO [stderr]   |                 ^^^^
Nov 18 14:53:34.228 INFO [stderr] 
Nov 18 14:53:34.228 INFO [stderr] warning: unused imports: `Debug`, `Formatter`, `self`
Nov 18 14:53:34.228 INFO [stderr]  --> src/merkle/nibble.rs:5:16
Nov 18 14:53:34.228 INFO [stderr]   |
Nov 18 14:53:34.228 INFO [stderr] 5 | use std::fmt::{self, Debug, Formatter};
Nov 18 14:53:34.228 INFO [stderr]   |                ^^^^  ^^^^^  ^^^^^^^^^
Nov 18 14:53:34.228 INFO [stderr] 
Nov 18 14:53:34.228 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Nov 18 14:53:34.229 INFO [stderr]  --> src/merkle/node.rs:1:27
Nov 18 14:53:34.230 INFO [stderr]   |
Nov 18 14:53:34.230 INFO [stderr] 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Nov 18 14:53:34.230 INFO [stderr]   |                           ^^^^^^             ^^^^^^^^^^^
Nov 18 14:53:34.230 INFO [stderr] 
Nov 18 14:53:34.230 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Nov 18 14:53:34.230 INFO [stderr]  --> src/merkle/mod.rs:4:20
Nov 18 14:53:34.230 INFO [stderr]   |
Nov 18 14:53:34.230 INFO [stderr] 4 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Nov 18 14:53:34.230 INFO [stderr]   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Nov 18 14:53:34.230 INFO [stderr] 
Nov 18 14:53:34.231 INFO [stderr] warning: unused import: `::Trie`
Nov 18 14:53:34.231 INFO [stderr]  --> src/database/memory.rs:1:5
Nov 18 14:53:34.231 INFO [stderr]   |
Nov 18 14:53:34.231 INFO [stderr] 1 | use ::Trie;
Nov 18 14:53:34.231 INFO [stderr]   |     ^^^^^^
Nov 18 14:53:34.231 INFO [stderr] 
Nov 18 14:53:34.231 INFO [stderr] warning: unused import: `DatabaseOwned`
Nov 18 14:53:34.231 INFO [stderr]  --> src/database/memory.rs:2:23
Nov 18 14:53:34.231 INFO [stderr]   |
Nov 18 14:53:34.231 INFO [stderr] 2 | use super::{Database, DatabaseOwned, DatabaseGuard};
Nov 18 14:53:34.231 INFO [stderr]   |                       ^^^^^^^^^^^^^
Nov 18 14:53:34.231 INFO [stderr] 
Nov 18 14:53:34.596 INFO [stderr] warning: unused import: `Hasher`
Nov 18 14:53:34.596 INFO [stderr]  --> src/merkle/nibble.rs:4:23
Nov 18 14:53:34.596 INFO [stderr]   |
Nov 18 14:53:34.597 INFO [stderr] 4 | use std::hash::{Hash, Hasher};
Nov 18 14:53:34.597 INFO [stderr]   |                       ^^^^^^
Nov 18 14:53:34.597 INFO [stderr] 
Nov 18 14:53:34.598 INFO [stderr] warning: unused import: `Decodable`
Nov 18 14:53:34.598 INFO [stderr]  --> src/merkle/node.rs:3:39
Nov 18 14:53:34.598 INFO [stderr]   |
Nov 18 14:53:34.598 INFO [stderr] 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Nov 18 14:53:34.598 INFO [stderr]   |                                       ^^^^^^^^^
Nov 18 14:53:34.598 INFO [stderr] 
Nov 18 14:53:34.626 INFO [stderr] warning: unused variable: `value`
Nov 18 14:53:34.626 INFO [stderr]    --> src/lib.rs:283:74
Nov 18 14:53:34.626 INFO [stderr]     |
Nov 18 14:53:34.626 INFO [stderr] 283 |             let submap = Self::build_submap(1, map.iter().filter(|&(key, value)| {
Nov 18 14:53:34.626 INFO [stderr]     |                                                                          ^^^^^ help: consider using `_value` instead
Nov 18 14:53:34.626 INFO [stderr]     |
Nov 18 14:53:34.626 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 18 14:53:34.628 INFO [stderr] 
Nov 18 14:53:34.628 INFO [stderr] warning: unused variable: `value`
Nov 18 14:53:34.628 INFO [stderr]    --> src/lib.rs:296:29
Nov 18 14:53:34.628 INFO [stderr]     |
Nov 18 14:53:34.628 INFO [stderr] 296 |             .filter(|&(key, value)| key.len() == 0).next()
Nov 18 14:53:34.628 INFO [stderr]     |                             ^^^^^ help: consider using `_value` instead
Nov 18 14:53:34.628 INFO [stderr] 
Nov 18 14:53:34.628 INFO [stderr] warning: unused variable: `key`
Nov 18 14:53:34.628 INFO [stderr]    --> src/lib.rs:297:20
Nov 18 14:53:34.628 INFO [stderr]     |
Nov 18 14:53:34.628 INFO [stderr] 297 |             .map(|(key, value)| value.clone());
Nov 18 14:53:34.628 INFO [stderr]     |                    ^^^ help: consider using `_key` instead
Nov 18 14:53:34.628 INFO [stderr] 
Nov 18 14:53:34.628 INFO [stderr] warning: unused variable: `sub_nodes`
Nov 18 14:53:34.628 INFO [stderr]    --> src/lib.rs:632:44
Nov 18 14:53:34.628 INFO [stderr]     |
Nov 18 14:53:34.628 INFO [stderr] 632 |                         MerkleNode::Branch(sub_nodes, sub_additional) => {
Nov 18 14:53:34.628 INFO [stderr]     |                                            ^^^^^^^^^ help: consider using `_sub_nodes` instead
Nov 18 14:53:34.628 INFO [stderr] 
Nov 18 14:53:34.628 INFO [stderr] warning: unused variable: `sub_additional`
Nov 18 14:53:34.628 INFO [stderr]    --> src/lib.rs:632:55
Nov 18 14:53:34.628 INFO [stderr]     |
Nov 18 14:53:34.628 INFO [stderr] 632 |                         MerkleNode::Branch(sub_nodes, sub_additional) => {
Nov 18 14:53:34.628 INFO [stderr]     |                                                       ^^^^^^^^^^^^^^ help: consider using `_sub_additional` instead
Nov 18 14:53:34.628 INFO [stderr] 
Nov 18 14:53:34.752 INFO [stderr] warning: method is never used: `free`
Nov 18 14:53:34.752 INFO [stderr]   --> src/database/mod.rs:96:5
Nov 18 14:53:34.752 INFO [stderr]    |
Nov 18 14:53:34.752 INFO [stderr] 96 |     pub fn free<'b>(&'b mut self, hash: H256) {
Nov 18 14:53:34.752 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 14:53:34.752 INFO [stderr]    |
Nov 18 14:53:34.752 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 14:53:34.752 INFO [stderr] 
Nov 18 14:53:34.752 INFO [stderr] warning: field is never used: `freed`
Nov 18 14:53:34.752 INFO [stderr]    --> src/database/mod.rs:123:5
Nov 18 14:53:34.752 INFO [stderr]     |
Nov 18 14:53:34.752 INFO [stderr] 123 |     freed: Vec<H256>,
Nov 18 14:53:34.752 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Nov 18 14:53:34.752 INFO [stderr] 
Nov 18 14:53:35.595 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
Nov 18 14:53:35.596 INFO [stderr] su: No module specific data is present
Nov 18 14:53:36.066 INFO running `"docker" "inspect" "497748b6c755390c708fd79061aa5c8e5a03f04bb5a19fb38f464ed36fe2d2f4"`
Nov 18 14:53:36.192 INFO running `"docker" "rm" "-f" "497748b6c755390c708fd79061aa5c8e5a03f04bb5a19fb38f464ed36fe2d2f4"`
Nov 18 14:53:36.322 INFO [stdout] 497748b6c755390c708fd79061aa5c8e5a03f04bb5a19fb38f464ed36fe2d2f4
Nov 18 14:53:36.330 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 18 14:53:36.615 INFO [stdout] bdcc0b8c6d2d8a7454ffba3ce1da58e8206b40e3bd0f922d7077e44422acf293
Nov 18 14:53:36.618 INFO running `"docker" "start" "-a" "bdcc0b8c6d2d8a7454ffba3ce1da58e8206b40e3bd0f922d7077e44422acf293"`
Nov 18 14:53:37.694 INFO [stderr] usermod: no changes
Nov 18 14:53:37.807 INFO [stderr]    Compiling ethereum-trie-test v0.3.9 (/source)
Nov 18 14:53:38.807 INFO [stderr] warning: unused imports: `DerefMut`, `Deref`
Nov 18 14:53:38.807 INFO [stderr]   --> src/lib.rs:12:16
Nov 18 14:53:38.808 INFO [stderr]    |
Nov 18 14:53:38.808 INFO [stderr] 12 | use std::ops::{Deref, DerefMut};
Nov 18 14:53:38.808 INFO [stderr]    |                ^^^^^  ^^^^^^^^
Nov 18 14:53:38.809 INFO [stderr]    |
Nov 18 14:53:38.809 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 18 14:53:38.809 INFO [stderr] 
Nov 18 14:53:38.810 INFO [stderr] warning: unused imports: `Decodable`, `Encodable`, `Prototype`
Nov 18 14:53:38.810 INFO [stderr]  --> src/merkle/nibble.rs:1:22
Nov 18 14:53:38.810 INFO [stderr]   |
Nov 18 14:53:38.811 INFO [stderr] 1 | use rlp::{RlpStream, Encodable, Decodable, Rlp, Prototype};
Nov 18 14:53:38.811 INFO [stderr]   |                      ^^^^^^^^^  ^^^^^^^^^       ^^^^^^^^^
Nov 18 14:53:38.811 INFO [stderr] 
Nov 18 14:53:38.811 INFO [stderr] warning: unused import: `std::ops::Deref`
Nov 18 14:53:38.812 INFO [stderr]  --> src/merkle/nibble.rs:2:5
Nov 18 14:53:38.812 INFO [stderr]   |
Nov 18 14:53:38.812 INFO [stderr] 2 | use std::ops::Deref;
Nov 18 14:53:38.813 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 18 14:53:38.813 INFO [stderr] 
Nov 18 14:53:38.813 INFO [stderr] warning: unused import: `Hash`
Nov 18 14:53:38.814 INFO [stderr]  --> src/merkle/nibble.rs:4:17
Nov 18 14:53:38.814 INFO [stderr]   |
Nov 18 14:53:38.814 INFO [stderr] 4 | use std::hash::{Hash, Hasher};
Nov 18 14:53:38.815 INFO [stderr]   |                 ^^^^
Nov 18 14:53:38.815 INFO [stderr] 
Nov 18 14:53:38.815 INFO [stderr] warning: unused imports: `Debug`, `Formatter`, `self`
Nov 18 14:53:38.816 INFO [stderr]  --> src/merkle/nibble.rs:5:16
Nov 18 14:53:38.816 INFO [stderr]   |
Nov 18 14:53:38.816 INFO [stderr] 5 | use std::fmt::{self, Debug, Formatter};
Nov 18 14:53:38.817 INFO [stderr]   |                ^^^^  ^^^^^  ^^^^^^^^^
Nov 18 14:53:38.817 INFO [stderr] 
Nov 18 14:53:38.817 INFO [stderr] warning: unused imports: `NibbleSlice`, `Nibble`
Nov 18 14:53:38.817 INFO [stderr]  --> src/merkle/node.rs:1:27
Nov 18 14:53:38.818 INFO [stderr]   |
Nov 18 14:53:38.818 INFO [stderr] 1 | use super::nibble::{self, Nibble, NibbleVec, NibbleSlice, NibbleType};
Nov 18 14:53:38.818 INFO [stderr]   |                           ^^^^^^             ^^^^^^^^^^^
Nov 18 14:53:38.819 INFO [stderr] 
Nov 18 14:53:38.819 INFO [stderr] warning: unused import: `Keccak256`
Nov 18 14:53:38.819 INFO [stderr]    --> src/merkle/node.rs:157:24
Nov 18 14:53:38.820 INFO [stderr]     |
Nov 18 14:53:38.820 INFO [stderr] 157 |     use sha3::{Digest, Keccak256};
Nov 18 14:53:38.820 INFO [stderr]     |                        ^^^^^^^^^
Nov 18 14:53:38.821 INFO [stderr] 
Nov 18 14:53:38.821 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleVec`, `Nibble`
Nov 18 14:53:38.821 INFO [stderr]    --> src/merkle/node.rs:158:32
Nov 18 14:53:38.822 INFO [stderr]     |
Nov 18 14:53:38.822 INFO [stderr] 158 |     use merkle::nibble::{self, NibbleVec, NibbleSlice, Nibble};
Nov 18 14:53:38.822 INFO [stderr]     |                                ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^
Nov 18 14:53:38.822 INFO [stderr] 
Nov 18 14:53:38.823 INFO [stderr] warning: unused imports: `NibbleSlice`, `NibbleType`, `NibbleVec`, `Nibble`
Nov 18 14:53:38.823 INFO [stderr]  --> src/merkle/mod.rs:4:20
Nov 18 14:53:38.823 INFO [stderr]   |
Nov 18 14:53:38.824 INFO [stderr] 4 | use self::nibble::{Nibble, NibbleVec, NibbleSlice, NibbleType};
Nov 18 14:53:38.824 INFO [stderr]   |                    ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
Nov 18 14:53:38.824 INFO [stderr] 
Nov 18 14:53:38.825 INFO [stderr] warning: unused import: `::Trie`
Nov 18 14:53:38.825 INFO [stderr]  --> src/database/memory.rs:1:5
Nov 18 14:53:38.825 INFO [stderr]   |
Nov 18 14:53:38.825 INFO [stderr] 1 | use ::Trie;
Nov 18 14:53:38.825 INFO [stderr]   |     ^^^^^^
Nov 18 14:53:38.825 INFO [stderr] 
Nov 18 14:53:38.825 INFO [stderr] warning: unused import: `DatabaseOwned`
Nov 18 14:53:38.825 INFO [stderr]  --> src/database/memory.rs:2:23
Nov 18 14:53:38.825 INFO [stderr]   |
Nov 18 14:53:38.825 INFO [stderr] 2 | use super::{Database, DatabaseOwned, DatabaseGuard};
Nov 18 14:53:38.825 INFO [stderr]   |                       ^^^^^^^^^^^^^
Nov 18 14:53:38.825 INFO [stderr] 
Nov 18 14:53:38.839 INFO [stderr] warning: unused import: `std::cell::UnsafeCell`
Nov 18 14:53:38.839 INFO [stderr]    --> src/lib.rs:726:9
Nov 18 14:53:38.839 INFO [stderr]     |
Nov 18 14:53:38.839 INFO [stderr] 726 |     use std::cell::UnsafeCell;
Nov 18 14:53:38.839 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Nov 18 14:53:38.839 INFO [stderr] 
Nov 18 14:53:39.213 INFO [stderr] warning: unused import: `Hasher`
Nov 18 14:53:39.214 INFO [stderr]  --> src/merkle/nibble.rs:4:23
Nov 18 14:53:39.214 INFO [stderr]   |
Nov 18 14:53:39.214 INFO [stderr] 4 | use std::hash::{Hash, Hasher};
Nov 18 14:53:39.214 INFO [stderr]   |                       ^^^^^^
Nov 18 14:53:39.214 INFO [stderr] 
Nov 18 14:53:39.214 INFO [stderr] warning: unused import: `Decodable`
Nov 18 14:53:39.214 INFO [stderr]  --> src/merkle/node.rs:3:39
Nov 18 14:53:39.214 INFO [stderr]   |
Nov 18 14:53:39.214 INFO [stderr] 3 | use rlp::{self, RlpStream, Encodable, Decodable, Rlp, Prototype};
Nov 18 14:53:39.214 INFO [stderr]   |                                       ^^^^^^^^^
Nov 18 14:53:39.214 INFO [stderr] 
Nov 18 14:53:39.215 INFO [stderr] warning: unused import: `Digest`
Nov 18 14:53:39.215 INFO [stderr]    --> src/merkle/node.rs:157:16
Nov 18 14:53:39.215 INFO [stderr]     |
Nov 18 14:53:39.215 INFO [stderr] 157 |     use sha3::{Digest, Keccak256};
Nov 18 14:53:39.215 INFO [stderr]     |                ^^^^^^
Nov 18 14:53:39.215 INFO [stderr] 
Nov 18 14:53:39.215 INFO [stderr] warning: unused import: `DatabaseGuard`
Nov 18 14:53:39.215 INFO [stderr]    --> src/lib.rs:723:17
Nov 18 14:53:39.215 INFO [stderr]     |
Nov 18 14:53:39.215 INFO [stderr] 723 |     use super::{DatabaseGuard, Trie};
Nov 18 14:53:39.215 INFO [stderr]     |                 ^^^^^^^^^^^^^
Nov 18 14:53:39.215 INFO [stderr] 
Nov 18 14:53:39.261 INFO [stderr] warning: unused variable: `value`
Nov 18 14:53:39.261 INFO [stderr]    --> src/lib.rs:283:74
Nov 18 14:53:39.261 INFO [stderr]     |
Nov 18 14:53:39.261 INFO [stderr] 283 |             let submap = Self::build_submap(1, map.iter().filter(|&(key, value)| {
Nov 18 14:53:39.261 INFO [stderr]     |                                                                          ^^^^^ help: consider using `_value` instead
Nov 18 14:53:39.261 INFO [stderr]     |
Nov 18 14:53:39.261 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 18 14:53:39.261 INFO [stderr] 
Nov 18 14:53:39.261 INFO [stderr] warning: unused variable: `value`
Nov 18 14:53:39.261 INFO [stderr]    --> src/lib.rs:296:29
Nov 18 14:53:39.261 INFO [stderr]     |
Nov 18 14:53:39.261 INFO [stderr] 296 |             .filter(|&(key, value)| key.len() == 0).next()
Nov 18 14:53:39.261 INFO [stderr]     |                             ^^^^^ help: consider using `_value` instead
Nov 18 14:53:39.261 INFO [stderr] 
Nov 18 14:53:39.261 INFO [stderr] warning: unused variable: `key`
Nov 18 14:53:39.262 INFO [stderr]    --> src/lib.rs:297:20
Nov 18 14:53:39.262 INFO [stderr]     |
Nov 18 14:53:39.262 INFO [stderr] 297 |             .map(|(key, value)| value.clone());
Nov 18 14:53:39.262 INFO [stderr]     |                    ^^^ help: consider using `_key` instead
Nov 18 14:53:39.262 INFO [stderr] 
Nov 18 14:53:39.262 INFO [stderr] warning: unused variable: `sub_nodes`
Nov 18 14:53:39.262 INFO [stderr]    --> src/lib.rs:632:44
Nov 18 14:53:39.262 INFO [stderr]     |
Nov 18 14:53:39.262 INFO [stderr] 632 |                         MerkleNode::Branch(sub_nodes, sub_additional) => {
Nov 18 14:53:39.262 INFO [stderr]     |                                            ^^^^^^^^^ help: consider using `_sub_nodes` instead
Nov 18 14:53:39.262 INFO [stderr] 
Nov 18 14:53:39.263 INFO [stderr] warning: unused variable: `sub_additional`
Nov 18 14:53:39.263 INFO [stderr]    --> src/lib.rs:632:55
Nov 18 14:53:39.263 INFO [stderr]     |
Nov 18 14:53:39.263 INFO [stderr] 632 |                         MerkleNode::Branch(sub_nodes, sub_additional) => {
Nov 18 14:53:39.263 INFO [stderr]     |                                                       ^^^^^^^^^^^^^^ help: consider using `_sub_additional` instead
Nov 18 14:53:39.263 INFO [stderr] 
Nov 18 14:53:39.356 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.356 INFO [stderr]    --> src/lib.rs:740:13
Nov 18 14:53:39.356 INFO [stderr]     |
Nov 18 14:53:39.356 INFO [stderr] 740 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.357 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.357 INFO [stderr]     |             |
Nov 18 14:53:39.357 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.357 INFO [stderr]     |
Nov 18 14:53:39.357 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 14:53:39.357 INFO [stderr] 
Nov 18 14:53:39.359 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.359 INFO [stderr]    --> src/lib.rs:756:13
Nov 18 14:53:39.359 INFO [stderr]     |
Nov 18 14:53:39.359 INFO [stderr] 756 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.359 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.359 INFO [stderr]     |             |
Nov 18 14:53:39.359 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.360 INFO [stderr] 
Nov 18 14:53:39.365 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.365 INFO [stderr]    --> src/lib.rs:776:13
Nov 18 14:53:39.365 INFO [stderr]     |
Nov 18 14:53:39.365 INFO [stderr] 776 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.365 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.365 INFO [stderr]     |             |
Nov 18 14:53:39.365 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.365 INFO [stderr] 
Nov 18 14:53:39.367 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.367 INFO [stderr]    --> src/lib.rs:801:13
Nov 18 14:53:39.367 INFO [stderr]     |
Nov 18 14:53:39.367 INFO [stderr] 801 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.367 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.367 INFO [stderr]     |             |
Nov 18 14:53:39.367 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.367 INFO [stderr] 
Nov 18 14:53:39.369 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.369 INFO [stderr]    --> src/lib.rs:812:13
Nov 18 14:53:39.369 INFO [stderr]     |
Nov 18 14:53:39.369 INFO [stderr] 812 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.369 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.369 INFO [stderr]     |             |
Nov 18 14:53:39.369 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.369 INFO [stderr] 
Nov 18 14:53:39.372 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.372 INFO [stderr]    --> src/lib.rs:825:13
Nov 18 14:53:39.372 INFO [stderr]     |
Nov 18 14:53:39.372 INFO [stderr] 825 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.372 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.372 INFO [stderr]     |             |
Nov 18 14:53:39.372 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.372 INFO [stderr] 
Nov 18 14:53:39.374 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.374 INFO [stderr]    --> src/lib.rs:841:13
Nov 18 14:53:39.374 INFO [stderr]     |
Nov 18 14:53:39.374 INFO [stderr] 841 |         let mut map = HashMap::new();
Nov 18 14:53:39.374 INFO [stderr]     |             ----^^^
Nov 18 14:53:39.374 INFO [stderr]     |             |
Nov 18 14:53:39.374 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.374 INFO [stderr] 
Nov 18 14:53:39.375 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.375 INFO [stderr]    --> src/lib.rs:843:13
Nov 18 14:53:39.375 INFO [stderr]     |
Nov 18 14:53:39.375 INFO [stderr] 843 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.375 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.375 INFO [stderr]     |             |
Nov 18 14:53:39.375 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.375 INFO [stderr] 
Nov 18 14:53:39.377 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.377 INFO [stderr]    --> src/lib.rs:854:13
Nov 18 14:53:39.377 INFO [stderr]     |
Nov 18 14:53:39.377 INFO [stderr] 854 |         let mut map = HashMap::new();
Nov 18 14:53:39.377 INFO [stderr]     |             ----^^^
Nov 18 14:53:39.377 INFO [stderr]     |             |
Nov 18 14:53:39.377 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.377 INFO [stderr] 
Nov 18 14:53:39.378 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.378 INFO [stderr]    --> src/lib.rs:856:13
Nov 18 14:53:39.378 INFO [stderr]     |
Nov 18 14:53:39.378 INFO [stderr] 856 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.378 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.378 INFO [stderr]     |             |
Nov 18 14:53:39.378 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.378 INFO [stderr] 
Nov 18 14:53:39.379 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.380 INFO [stderr]    --> src/lib.rs:869:13
Nov 18 14:53:39.380 INFO [stderr]     |
Nov 18 14:53:39.380 INFO [stderr] 869 |         let mut map = HashMap::new();
Nov 18 14:53:39.380 INFO [stderr]     |             ----^^^
Nov 18 14:53:39.380 INFO [stderr]     |             |
Nov 18 14:53:39.380 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.380 INFO [stderr] 
Nov 18 14:53:39.380 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.380 INFO [stderr]    --> src/lib.rs:871:13
Nov 18 14:53:39.380 INFO [stderr]     |
Nov 18 14:53:39.380 INFO [stderr] 871 |         let mut database: HashMap<H256, Vec<u8>> = HashMap::new();
Nov 18 14:53:39.380 INFO [stderr]     |             ----^^^^^^^^
Nov 18 14:53:39.380 INFO [stderr]     |             |
Nov 18 14:53:39.380 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.380 INFO [stderr] 
Nov 18 14:53:39.380 INFO [stderr] warning: variable does not need to be mutable
Nov 18 14:53:39.380 INFO [stderr]    --> src/lib.rs:872:13
Nov 18 14:53:39.380 INFO [stderr]     |
Nov 18 14:53:39.380 INFO [stderr] 872 |         let mut trie: Trie<HashMap<H256, Vec<u8>>> = Trie::build(database, &map);
Nov 18 14:53:39.380 INFO [stderr]     |             ----^^^^
Nov 18 14:53:39.381 INFO [stderr]     |             |
Nov 18 14:53:39.381 INFO [stderr]     |             help: remove this `mut`
Nov 18 14:53:39.381 INFO [stderr] 
Nov 18 14:53:39.445 INFO [stderr] warning: method is never used: `free`
Nov 18 14:53:39.445 INFO [stderr]   --> src/database/mod.rs:96:5
Nov 18 14:53:39.446 INFO [stderr]    |
Nov 18 14:53:39.446 INFO [stderr] 96 |     pub fn free<'b>(&'b mut self, hash: H256) {
Nov 18 14:53:39.446 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 14:53:39.446 INFO [stderr]    |
Nov 18 14:53:39.446 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 14:53:39.446 INFO [stderr] 
Nov 18 14:53:39.446 INFO [stderr] warning: field is never used: `freed`
Nov 18 14:53:39.446 INFO [stderr]    --> src/database/mod.rs:123:5
Nov 18 14:53:39.446 INFO [stderr]     |
Nov 18 14:53:39.446 INFO [stderr] 123 |     freed: Vec<H256>,
Nov 18 14:53:39.446 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Nov 18 14:53:39.446 INFO [stderr] 
Nov 18 14:53:41.212 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.49s
Nov 18 14:53:41.216 INFO [stderr] su: No module specific data is present
Nov 18 14:53:41.511 INFO running `"docker" "inspect" "bdcc0b8c6d2d8a7454ffba3ce1da58e8206b40e3bd0f922d7077e44422acf293"`
Nov 18 14:53:41.622 INFO running `"docker" "rm" "-f" "bdcc0b8c6d2d8a7454ffba3ce1da58e8206b40e3bd0f922d7077e44422acf293"`
Nov 18 14:53:41.717 INFO [stdout] bdcc0b8c6d2d8a7454ffba3ce1da58e8206b40e3bd0f922d7077e44422acf293
Nov 18 14:53:41.724 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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 18 14:53:41.926 INFO [stdout] d4ede5bb8e4742a46d93781424978a3ec1644c200143d6634deddf3e1a786bb9
Nov 18 14:53:41.927 INFO running `"docker" "start" "-a" "d4ede5bb8e4742a46d93781424978a3ec1644c200143d6634deddf3e1a786bb9"`
Nov 18 14:53:42.394 INFO [stderr] usermod: no changes
Nov 18 14:53:42.445 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Nov 18 14:53:42.471 INFO [stderr]      Running /target/debug/deps/trie_test-3d403262b0926ab3
Nov 18 14:53:42.477 INFO [stdout] 
Nov 18 14:53:42.477 INFO [stdout] running 12 tests
Nov 18 14:53:42.477 INFO [stdout] test tests::insert_single_item ... ok
Nov 18 14:53:42.479 INFO [stdout] test merkle::node::tests::encode_decode ... ok
Nov 18 14:53:42.479 INFO [stdout] test tests::sub_genesis ... ok
Nov 18 14:53:42.479 INFO [stdout] test merkle::nibble::tests::from_into_key ... ok
Nov 18 14:53:42.479 INFO [stdout] test tests::trie_empty ... ok
Nov 18 14:53:42.480 INFO [stdout] test tests::trie_delete ... ok
Nov 18 14:53:42.481 INFO [stdout] test tests::testy ... ok
Nov 18 14:53:42.483 INFO [stdout] test tests::trie_insert ... ok
Nov 18 14:53:42.483 INFO [stdout] test tests::insert_animals ... ok
Nov 18 14:53:42.484 INFO [stdout] test tests::insert_middle_leaf ... ok
Nov 18 14:53:42.486 INFO [stdout] test tests::trie_middle_leaf ... ok
Nov 18 14:53:42.487 INFO [stdout] test merkle::node::tests::decode_genesis_state ... ok
Nov 18 14:53:42.487 INFO [stdout] 
Nov 18 14:53:42.487 INFO [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 14:53:42.487 INFO [stdout] 
Nov 18 14:53:42.488 INFO [stderr]    Doc-tests trie_test
Nov 18 14:53:44.194 INFO [stdout] 
Nov 18 14:53:44.194 INFO [stdout] running 0 tests
Nov 18 14:53:44.194 INFO [stdout] 
Nov 18 14:53:44.194 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 14:53:44.194 INFO [stdout] 
Nov 18 14:53:44.196 INFO [stderr] su: No module specific data is present
Nov 18 14:53:44.670 INFO running `"docker" "inspect" "d4ede5bb8e4742a46d93781424978a3ec1644c200143d6634deddf3e1a786bb9"`
Nov 18 14:53:44.742 INFO running `"docker" "rm" "-f" "d4ede5bb8e4742a46d93781424978a3ec1644c200143d6634deddf3e1a786bb9"`
Nov 18 14:53:44.807 INFO [stdout] d4ede5bb8e4742a46d93781424978a3ec1644c200143d6634deddf3e1a786bb9