[INFO] fetching crate merkle_trees 0.1.0...
[INFO] checking merkle_trees-0.1.0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate merkle_trees 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate merkle_trees 0.1.0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merkle_trees 0.1.0
[INFO] finished tweaking crates.io crate merkle_trees 0.1.0
[INFO] tweaked toml for crates.io crate merkle_trees 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Checking merkle_trees v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/compact_merkle_tree.rs:284:28
[INFO] [stdout]     |
[INFO] [stdout] 284 |                     idx += (p - 1);
[INFO] [stdout]     |                            ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 284 -                     idx += (p - 1);
[INFO] [stdout] 284 +                     idx += p - 1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/compact_merkle_tree.rs:834:29
[INFO] [stdout]     |
[INFO] [stdout] 834 |         let last_leaf_idx = (size - 1);
[INFO] [stdout]     |                             ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 834 -         let last_leaf_idx = (size - 1);
[INFO] [stdout] 834 +         let last_leaf_idx = size - 1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/db.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hasher::Arity2Hasher`
[INFO] [stdout]  --> src/merkle_patricia_trie.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::hasher::Arity2Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::LeafIndex`
[INFO] [stdout]   --> src/merkle_patricia_trie.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::types::LeafIndex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arrayvec::ArrayVec`
[INFO] [stdout]  --> src/types.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use arrayvec::ArrayVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::identities::Zero`
[INFO] [stdout]  --> src/types.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num_traits::identities::Zero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_empty`, `is_leaf`, and `is_extension` are never used
[INFO] [stdout]   --> src/merkle_patricia_trie.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<H, V> NodeType<H, V> {
[INFO] [stdout]    | ------------------------- methods in this implementation
[INFO] [stdout] 35 |     fn is_empty(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn is_leaf(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn is_extension(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset_root` is never used
[INFO] [stdout]     --> src/merkle_patricia_trie.rs:1373:8
[INFO] [stdout]      |
[INFO] [stdout] 479  | / impl<V: Clone + Default + Eq, H: Clone, S: Clone + KnownLength, NS, NH>
[INFO] [stdout] 480  | |     MerklePatriciaTrie<V, H, S, NS, NH>
[INFO] [stdout] 481  | | where
[INFO] [stdout] 482  | |     NS: PatriciaTrieNodeSerializer<H, V, S>,
[INFO] [stdout] 483  | |     NH: NodeHasher<S, H>,
[INFO] [stdout]      | |_________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1373 |       fn reset_root(&mut self) {
[INFO] [stdout]      |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unqlite v1.5.0
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/compact_merkle_tree.rs:284:28
[INFO] [stdout]     |
[INFO] [stdout] 284 |                     idx += (p - 1);
[INFO] [stdout]     |                            ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 284 -                     idx += (p - 1);
[INFO] [stdout] 284 +                     idx += p - 1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/compact_merkle_tree.rs:834:29
[INFO] [stdout]     |
[INFO] [stdout] 834 |         let last_leaf_idx = (size - 1);
[INFO] [stdout]     |                             ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 834 -         let last_leaf_idx = (size - 1);
[INFO] [stdout] 834 +         let last_leaf_idx = size - 1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/db.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BigInt`
[INFO] [stdout]   --> src/hasher.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 85 |     use num_bigint::{BigInt, BigUint, ToBigInt};
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hasher::Arity2Hasher`
[INFO] [stdout]  --> src/merkle_patricia_trie.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::hasher::Arity2Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::LeafIndex`
[INFO] [stdout]   --> src/merkle_patricia_trie.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::types::LeafIndex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::sha2::Sha256`
[INFO] [stdout]    --> src/sparse_merkle_tree.rs:395:9
[INFO] [stdout]     |
[INFO] [stdout] 395 |     use crate::sha2::Sha256;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arrayvec::ArrayVec`
[INFO] [stdout]  --> src/types.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use arrayvec::ArrayVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::identities::Zero`
[INFO] [stdout]  --> src/types.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num_traits::identities::Zero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/vanilla_sparse_merkle_tree.rs:344:34
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use self::rand::{thread_rng, Rng};
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::Pow`
[INFO] [stdout]    --> src/sparse_merkle_tree.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 404 |     use num_traits::Pow;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]     --> src/compact_merkle_tree.rs:1063:13
[INFO] [stdout]      |
[INFO] [stdout] 1063 |         let tree = CompactMerkleTree::new(hasher.clone());
[INFO] [stdout]      |             ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_l_6`
[INFO] [stdout]     --> src/compact_merkle_tree.rs:1125:13
[INFO] [stdout]      |
[INFO] [stdout] 1125 |         let h_l_6 = hasher.hash_leaf(l_6).unwrap();
[INFO] [stdout]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_h_l_6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_4`
[INFO] [stdout]     --> src/compact_merkle_tree.rs:1220:13
[INFO] [stdout]      |
[INFO] [stdout] 1220 |         let path_4 = tree.append(l_4, &mut db).unwrap();
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_5`
[INFO] [stdout]     --> src/compact_merkle_tree.rs:1231:13
[INFO] [stdout]      |
[INFO] [stdout] 1231 |         let path_5 = tree.append(l_5, &mut db).unwrap();
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]   --> src/merkle_patricia_trie.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<H, V> NodeType<H, V> {
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] 35 |     fn is_empty(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset_root` is never used
[INFO] [stdout]     --> src/merkle_patricia_trie.rs:1373:8
[INFO] [stdout]      |
[INFO] [stdout] 479  | / impl<V: Clone + Default + Eq, H: Clone, S: Clone + KnownLength, NS, NH>
[INFO] [stdout] 480  | |     MerklePatriciaTrie<V, H, S, NS, NH>
[INFO] [stdout] 481  | | where
[INFO] [stdout] 482  | |     NS: PatriciaTrieNodeSerializer<H, V, S>,
[INFO] [stdout] 483  | |     NH: NodeHasher<S, H>,
[INFO] [stdout]      | |_________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1373 |       fn reset_root(&mut self) {
[INFO] [stdout]      |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/sparse_merkle_tree.rs:420:55
[INFO] [stdout]     |
[INFO] [stdout] 420 |             BinarySparseMerkleTree::new(empty_leaf_val.clone(), hasher.clone(), tree_depth)
[INFO] [stdout]     |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/sparse_merkle_tree.rs:458:55
[INFO] [stdout]     |
[INFO] [stdout] 458 |             BinarySparseMerkleTree::new(empty_leaf_val.clone(), hasher.clone(), tree_depth)
[INFO] [stdout]     |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/sparse_merkle_tree.rs:514:55
[INFO] [stdout]     |
[INFO] [stdout] 514 |             BinarySparseMerkleTree::new(empty_leaf_val.clone(), hasher.clone(), tree_depth)
[INFO] [stdout]     |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/sparse_merkle_tree.rs:564:55
[INFO] [stdout]     |
[INFO] [stdout] 564 |             BinarySparseMerkleTree::new(empty_leaf_val.clone(), hasher.clone(), tree_depth)
[INFO] [stdout]     |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/vanilla_sparse_merkle_tree.rs:363:27
[INFO] [stdout]     |
[INFO] [stdout] 363 |             empty_leaf_val.clone(),
[INFO] [stdout]     |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/vanilla_sparse_merkle_tree.rs:434:27
[INFO] [stdout]     |
[INFO] [stdout] 434 |             empty_leaf_val.clone(),
[INFO] [stdout]     |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/vanilla_sparse_merkle_tree.rs:505:27
[INFO] [stdout]     |
[INFO] [stdout] 505 |             empty_leaf_val.clone(),
[INFO] [stdout]     |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.01s
[INFO] running `Command { std: "docker" "inspect" "193ac09bd590f872ab22c49ccd1e6b711c206937b582b2e358e549b690a79f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193ac09bd590f872ab22c49ccd1e6b711c206937b582b2e358e549b690a79f12", kill_on_drop: false }`
[INFO] [stdout] 193ac09bd590f872ab22c49ccd1e6b711c206937b582b2e358e549b690a79f12
