[INFO] fetching crate merkle_trees 0.1.0... [INFO] checking merkle_trees-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate merkle_trees 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate merkle_trees 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 144 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding arrayvec v0.4.12 (latest: v0.7.6) [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.6) [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.3.0) [INFO] [stderr] Adding bindgen v0.55.1 (latest: v0.70.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding blake2 v0.8.1 (latest: v0.10.6) [INFO] [stderr] Adding block-buffer v0.7.3 (latest: v0.10.4) [INFO] [stderr] Adding block-padding v0.1.5 (latest: v0.3.3) [INFO] [stderr] Adding cexpr v0.4.0 (latest: v0.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.3.9 (latest: v0.5.13) [INFO] [stderr] Adding crossbeam-epoch v0.7.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (latest: v0.8.20) [INFO] [stderr] Adding crypto-mac v0.7.0 (latest: v0.11.1) [INFO] [stderr] Adding digest v0.8.1 (latest: v0.10.7) [INFO] [stderr] Adding env_logger v0.7.1 (latest: v0.11.5) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.1.0) [INFO] [stderr] Adding generic-array v0.13.3 (latest: v1.1.0) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.12) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding nom v5.1.3 (latest: v7.1.3) [INFO] [stderr] Adding num v0.2.1 (latest: v0.4.3) [INFO] [stderr] Adding num-bigint v0.2.6 (latest: v0.4.6) [INFO] [stderr] Adding num-complex v0.2.4 (latest: v0.4.6) [INFO] [stderr] Adding num-rational v0.2.4 (latest: v0.4.2) [INFO] [stderr] Adding opaque-debug v0.2.3 (latest: v0.3.1) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.10) [INFO] [stderr] Adding peeking_take_while v0.1.2 (latest: v1.0.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.3) [INFO] [stderr] Adding rlp v0.4.6 (latest: v0.5.2) [INFO] [stderr] Adding rustc-hash v1.1.0 (latest: v2.0.0) [INFO] [stderr] Adding rustc-hex v1.0.0 (latest: v2.1.0) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.1) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding sha2 v0.8.2 (latest: v0.10.8) [INFO] [stderr] Adding sha3 v0.8.2 (latest: v0.10.8) [INFO] [stderr] Adding shlex v0.1.1 (latest: v1.3.0) [INFO] [stderr] Adding sled v0.29.2 (latest: v0.34.7) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding subtle v1.0.0 (latest: v2.6.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding tiny-keccak v1.5.0 (latest: v2.0.2) [INFO] [stderr] Adding which v3.1.1 (latest: v6.0.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rlp v0.4.6 [INFO] [stderr] Downloaded rustc-hex v1.0.0 [INFO] [stderr] Downloaded tiny-keccak v1.5.0 [INFO] [stderr] Downloaded mimc-rs v0.0.2 [INFO] [stderr] Downloaded generic-array v0.13.3 [INFO] [stderr] Downloaded blake2 v0.8.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.2 [INFO] [stderr] Downloaded bindgen v0.55.1 [INFO] [stderr] Downloaded sha3 v0.8.2 [INFO] [stderr] Downloaded unqlite v1.5.0 [INFO] [stderr] Downloaded sled v0.29.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0654f9fad8858cdb692bfa3276c4a8255defa185514ab943ab6af4e0f613f290 [INFO] running `Command { std: "docker" "start" "-a" "0654f9fad8858cdb692bfa3276c4a8255defa185514ab943ab6af4e0f613f290", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0654f9fad8858cdb692bfa3276c4a8255defa185514ab943ab6af4e0f613f290", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0654f9fad8858cdb692bfa3276c4a8255defa185514ab943ab6af4e0f613f290", kill_on_drop: false }` [INFO] [stdout] 0654f9fad8858cdb692bfa3276c4a8255defa185514ab943ab6af4e0f613f290 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f79c4c0c6409d93dddd6d6c173ed1fe3815838491b6efcfc3f68fc38fd2052f4 [INFO] running `Command { std: "docker" "start" "-a" "f79c4c0c6409d93dddd6d6c173ed1fe3815838491b6efcfc3f68fc38fd2052f4", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling nom v5.1.3 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling unicode-width v0.1.13 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling libloading v0.8.5 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling bindgen v0.55.1 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling clang-sys v1.8.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Checking sha3 v0.8.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking rlp v0.4.6 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking rustc-hex v1.0.0 [INFO] [stderr] Checking blake2 v0.8.1 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Checking serde_bytes v0.11.15 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking mimc-rs v0.0.2 [INFO] [stderr] Checking sled v0.29.2 [INFO] [stderr] Checking backtrace v0.3.73 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling regex v1.10.6 [INFO] [stderr] Checking merkle_trees v0.1.0 (/opt/rustwide/workdir) [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] [stderr] Compiling env_logger v0.7.1 [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 NodeType { [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 [INFO] [stdout] 480 | | MerklePatriciaTrie [INFO] [stdout] 481 | | where [INFO] [stdout] 482 | | NS: PatriciaTrieNodeSerializer, [INFO] [stdout] 483 | | NH: NodeHasher, [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 NodeType { [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 [INFO] [stdout] 480 | | MerklePatriciaTrie [INFO] [stdout] 481 | | where [INFO] [stdout] 482 | | NS: PatriciaTrieNodeSerializer, [INFO] [stdout] 483 | | NH: NodeHasher, [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` profile [unoptimized + debuginfo] target(s) in 29.47s [INFO] running `Command { std: "docker" "inspect" "f79c4c0c6409d93dddd6d6c173ed1fe3815838491b6efcfc3f68fc38fd2052f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f79c4c0c6409d93dddd6d6c173ed1fe3815838491b6efcfc3f68fc38fd2052f4", kill_on_drop: false }` [INFO] [stdout] f79c4c0c6409d93dddd6d6c173ed1fe3815838491b6efcfc3f68fc38fd2052f4