[INFO] cloning repository https://github.com/ChainThemAll/bitcoin_example_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChainThemAll/bitcoin_example_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChainThemAll%2Fbitcoin_example_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChainThemAll%2Fbitcoin_example_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 726e4dc7234f873eb5fcf47ee3b793aa2b0c0b8f [INFO] checking ChainThemAll/bitcoin_example_rust/726e4dc7234f873eb5fcf47ee3b793aa2b0c0b8f against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChainThemAll%2Fbitcoin_example_rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. 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[INFO] [stderr] Downloaded platforms v3.3.0 [INFO] [stderr] Downloaded bs58 v0.5.0 [INFO] [stderr] Downloaded fiat-crypto v0.2.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" 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"/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] 538367d8c094e514de42dd5f16de80e3eebc4949c525c7a41d5d0ec5de562f38 [INFO] running `Command { std: "docker" "start" "-a" "538367d8c094e514de42dd5f16de80e3eebc4949c525c7a41d5d0ec5de562f38", kill_on_drop: false }` [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Checking base16ct v0.2.0 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling platforms v3.3.0 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Compiling async-trait v0.1.77 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking der v0.7.8 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Compiling anyhow v1.0.80 [INFO] [stderr] Checking strsim v0.11.0 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking bitcoin_hashes v0.11.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Compiling curve25519-dalek v4.1.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking spki v0.7.3 [INFO] [stderr] Checking sec1 v0.7.3 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking ripemd v0.1.3 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rfc6979 v0.4.0 [INFO] [stderr] Checking pbkdf2 v0.12.2 [INFO] [stderr] Checking pkcs8 v0.10.2 [INFO] [stderr] Checking bs58 v0.5.0 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking ff v0.13.0 [INFO] [stderr] Checking signature v2.2.0 [INFO] [stderr] Checking crypto-bigint v0.5.5 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking ed25519 v2.2.3 [INFO] [stderr] Checking sled v0.34.7 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking elliptic-curve v0.13.8 [INFO] [stderr] Checking ecdsa v0.16.9 [INFO] [stderr] Checking k256 v0.13.3 [INFO] [stderr] Checking bip32 v0.5.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling curve25519-dalek-derive v0.1.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling clap_derive v4.5.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking clap v4.5.2 [INFO] [stderr] Checking ed25519-dalek v2.1.1 [INFO] [stderr] Checking sha256 v1.5.0 [INFO] [stderr] Checking bip39 v2.0.0 [INFO] [stderr] Checking block_chain_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `hash::HashValue` [INFO] [stdout] --> src/account.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | hash::HashValue, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/db.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `self` and `transaction::Transaction` [INFO] [stdout] --> src/wallet.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | account::{self, Account}, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | transaction::Transaction, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hash::HashValue` [INFO] [stdout] --> src/account.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | hash::HashValue, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/db.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BlockHeader` and `Transaction` [INFO] [stdout] --> src/db.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | block::{Block, BlockHeader}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | transaction::{TXOutput, Transaction}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `self` and `transaction::Transaction` [INFO] [stdout] --> src/wallet.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | account::{self, Account}, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | transaction::Transaction, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/transaction.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 60 | let vin = todo!(); [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 61 | let vout = todo!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/transaction.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 60 | let vin = todo!(); [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 61 | let vout = todo!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/db.rs:56:10 [INFO] [stdout] | [INFO] [stdout] 56 | let (key, value) = bitcoin.last().unwrap().unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/db.rs:56:10 [INFO] [stdout] | [INFO] [stdout] 56 | let (key, value) = bitcoin.last().unwrap().unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new` [INFO] [stdout] --> src/signature.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | let mut new: [u8; 64] = [0; 64]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_new` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/signature.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut new: [u8; 64] = [0; 64]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new` [INFO] [stdout] --> src/signature.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | let mut new: [u8; 64] = [0; 64]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_new` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/signature.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut new: [u8; 64] = [0; 64]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/transaction.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut tx = Self { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vin` [INFO] [stdout] --> src/transaction.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let vin = get_utxo(from) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vin` [INFO] [stdout] --> src/transaction.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let vin = todo!(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vout` [INFO] [stdout] --> src/transaction.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let vout = todo!(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `to` [INFO] [stdout] --> src/transaction.rs:53:31 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn new(from: Address, to: Address, value: u64) -> Self { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_to` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/transaction.rs:53:44 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn new(from: Address, to: Address, value: u64) -> Self { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx_out` [INFO] [stdout] --> src/transaction.rs:58:19 [INFO] [stdout] | [INFO] [stdout] 58 | .map(|tx_out| TXInput::new(hash, 0, signature::Signature::default(), [0; 32])) [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tx_out` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/transaction.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut tx = Self { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vin` [INFO] [stdout] --> src/transaction.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let vin = get_utxo(from) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vin` [INFO] [stdout] --> src/transaction.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let vin = todo!(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vout` [INFO] [stdout] --> src/transaction.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let vout = todo!(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `to` [INFO] [stdout] --> src/transaction.rs:53:31 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn new(from: Address, to: Address, value: u64) -> Self { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_to` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/transaction.rs:53:44 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn new(from: Address, to: Address, value: u64) -> Self { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx_out` [INFO] [stdout] --> src/transaction.rs:58:19 [INFO] [stdout] | [INFO] [stdout] 58 | .map(|tx_out| TXInput::new(hash, 0, signature::Signature::default(), [0; 32])) [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tx_out` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `HDWallet` should have a snake case name [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod HDWallet; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `hdwallet` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mnemonic_byte_len` is never used [INFO] [stdout] --> src/pbkdf2.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn mnemonic_byte_len(mnemonic: M) -> usize [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mnemonic_write_into` is never used [INFO] [stdout] --> src/pbkdf2.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn mnemonic_write_into(mnemonic: M, engine: &mut sha512::HashEngine) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_hmac_engine` is never used [INFO] [stdout] --> src/pbkdf2.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn create_hmac_engine(mnemonic: M) -> hmac::HmacEngine [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `u32_to_array_be` is never used [INFO] [stdout] --> src/pbkdf2.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn u32_to_array_be(val: u32) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `xor` is never used [INFO] [stdout] --> src/pbkdf2.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn xor(res: &mut [u8], salt: &[u8]) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pbkdf2` is never used [INFO] [stdout] --> src/pbkdf2.rs:103:15 [INFO] [stdout] | [INFO] [stdout] 103 | pub(crate) fn pbkdf2(mnemonic: M, unprefixed_salt: &[u8], c: usize, res: &mut [u8]) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `HDWallet` should have a snake case name [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod HDWallet; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `hdwallet` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let v = vec![2, 2]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.19s [INFO] running `Command { std: "docker" "inspect" "538367d8c094e514de42dd5f16de80e3eebc4949c525c7a41d5d0ec5de562f38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "538367d8c094e514de42dd5f16de80e3eebc4949c525c7a41d5d0ec5de562f38", kill_on_drop: false }` [INFO] [stdout] 538367d8c094e514de42dd5f16de80e3eebc4949c525c7a41d5d0ec5de562f38