[INFO] cloning repository https://github.com/vivien98/Blockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vivien98/Blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivien98%2FBlockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivien98%2FBlockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d1dc04a914aeb6b571bc79ab4d1f714e77240092 [INFO] checking vivien98/Blockchain against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivien98%2FBlockchain" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vivien98/Blockchain on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vivien98/Blockchain [INFO] finished tweaking git repo https://github.com/vivien98/Blockchain [INFO] tweaked toml for git repo https://github.com/vivien98/Blockchain written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/vivien98/Blockchain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam v0.7.2 [INFO] [stderr] Downloaded chunked_transfer v0.3.1 [INFO] [stderr] Downloaded tiny_http v0.6.2 [INFO] [stderr] Downloaded hex-literal-impl v0.2.1 [INFO] [stderr] Downloaded mio-extras v2.0.5 [INFO] [stderr] Downloaded crossbeam-deque v0.7.1 [INFO] [stderr] Downloaded bitflags v1.2.0 [INFO] [stderr] Downloaded term_size v0.3.1 [INFO] [stderr] Downloaded js-sys v0.3.28 [INFO] [stderr] Downloaded synstructure v0.10.2 [INFO] [stderr] Downloaded sourcefile v0.1.4 [INFO] [stderr] Downloaded memoffset v0.5.1 [INFO] [stderr] Downloaded clap v2.33.0 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.51 [INFO] [stderr] Downloaded backtrace-sys v0.1.31 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.51 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.51 [INFO] [stderr] Downloaded libc v0.2.62 [INFO] [stderr] Downloaded bumpalo v2.6.0 [INFO] [stderr] Downloaded web-sys v0.3.28 [INFO] [stderr] Downloaded failure_derive v0.1.5 [INFO] [stderr] Downloaded failure v0.1.5 [INFO] [stderr] Downloaded wasm-bindgen v0.2.51 [INFO] [stderr] Downloaded hex v0.4.0 [INFO] [stderr] Downloaded mio v0.6.19 [INFO] [stderr] Downloaded wasm-bindgen-webidl v0.2.51 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.51 [INFO] [stderr] Downloaded termcolor v0.3.6 [INFO] [stderr] Downloaded unicode-segmentation v1.3.0 [INFO] [stderr] Downloaded weedle v0.10.0 [INFO] [stderr] Downloaded cc v1.0.45 [INFO] [stderr] Downloaded backtrace v0.3.38 [INFO] [stderr] Downloaded syn v1.0.5 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.5 [INFO] [stderr] Downloaded wincolor v0.1.6 [INFO] [stderr] Downloaded ring v0.16.9 [INFO] [stderr] Downloaded stderrlog v0.4.1 [INFO] [stderr] Downloaded ascii v0.8.7 [INFO] [stderr] Downloaded autocfg v0.1.6 [INFO] [stderr] Downloaded chrono v0.4.9 [INFO] [stderr] Downloaded hex-literal v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 583eba636179528c31826edd81a38a4053bfe0cb1c72fad6ec4132e4cc6ae3be [INFO] running `Command { std: "docker" "start" "-a" "583eba636179528c31826edd81a38a4053bfe0cb1c72fad6ec4132e4cc6ae3be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "583eba636179528c31826edd81a38a4053bfe0cb1c72fad6ec4132e4cc6ae3be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "583eba636179528c31826edd81a38a4053bfe0cb1c72fad6ec4132e4cc6ae3be", kill_on_drop: false }` [INFO] [stdout] 583eba636179528c31826edd81a38a4053bfe0cb1c72fad6ec4132e4cc6ae3be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 14b7e80d5fc2c26a6e23468792bae90d403afea72fb4a87cdbf3fc6cd43efbe7 [INFO] running `Command { std: "docker" "start" "-a" "14b7e80d5fc2c26a6e23468792bae90d403afea72fb4a87cdbf3fc6cd43efbe7", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking termcolor v0.3.6 [INFO] [stderr] Checking ascii v0.8.7 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling ring v0.16.9 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling bincode v1.2.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking crossbeam v0.7.2 [INFO] [stderr] Checking tiny_http v0.6.2 [INFO] [stderr] Checking stderrlog v0.4.1 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling hex-literal-impl v0.2.1 [INFO] [stderr] Checking hex-literal v0.2.1 [INFO] [stderr] Checking serde v1.0.101 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking bitcoin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `EdDSAParameters`, `VerificationAlgorithm` [INFO] [stdout] --> src/transaction.rs:2:59 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{Ed25519KeyPair, Signature, KeyPair, VerificationAlgorithm, EdDSAParameters}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block` [INFO] [stdout] --> src/blockchain.rs:14:30 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn insert(&mut self, block: &Block) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_block` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `root` [INFO] [stdout] --> src/crypto/merkle.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_root` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `datum` [INFO] [stdout] --> src/crypto/merkle.rs:25:28 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_datum` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `proof` [INFO] [stdout] --> src/crypto/merkle.rs:25:42 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/crypto/merkle.rs:25:58 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf_size` [INFO] [stdout] --> src/crypto/merkle.rs:25:72 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/crypto/merkle.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(data: &[T]) -> Self where T: Hashable, { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/crypto/merkle.rs:18:25 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn proof(&self, index: usize) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/transaction.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn sign(t: &Transaction, key: &Ed25519KeyPair) -> Signature { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/transaction.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn sign(t: &Transaction, key: &Ed25519KeyPair) -> Signature { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/transaction.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn verify(t: &Transaction, public_key: &::PublicKey, signature: &Signature) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `public_key` [INFO] [stdout] --> src/transaction.rs:14:32 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn verify(t: &Transaction, public_key: &::PublicKey, signature: &Signature) -> bool { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `signature` [INFO] [stdout] --> src/transaction.rs:14:85 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn verify(t: &Transaction, public_key: &::PublicKey, signature: &Signature) -> bool { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `EdDSAParameters`, `VerificationAlgorithm` [INFO] [stdout] --> src/transaction.rs:2:59 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{Ed25519KeyPair, Signature, KeyPair, VerificationAlgorithm, EdDSAParameters}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `server` [INFO] [stdout] --> src/miner.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | server: ServerHandle, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent` [INFO] [stdout] --> src/block.rs:19:34 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn generate_random_block(parent: &H256) -> Block { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block` [INFO] [stdout] --> src/blockchain.rs:14:30 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn insert(&mut self, block: &Block) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_block` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `root` [INFO] [stdout] --> src/crypto/merkle.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_root` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `datum` [INFO] [stdout] --> src/crypto/merkle.rs:25:28 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_datum` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `proof` [INFO] [stdout] --> src/crypto/merkle.rs:25:42 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/crypto/merkle.rs:25:58 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf_size` [INFO] [stdout] --> src/crypto/merkle.rs:25:72 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/crypto/merkle.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(data: &[T]) -> Self where T: Hashable, { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/crypto/merkle.rs:18:25 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn proof(&self, index: usize) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/transaction.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn sign(t: &Transaction, key: &Ed25519KeyPair) -> Signature { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/transaction.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn sign(t: &Transaction, key: &Ed25519KeyPair) -> Signature { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/transaction.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn verify(t: &Transaction, public_key: &::PublicKey, signature: &Signature) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `public_key` [INFO] [stdout] --> src/transaction.rs:14:32 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn verify(t: &Transaction, public_key: &::PublicKey, signature: &Signature) -> bool { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `signature` [INFO] [stdout] --> src/transaction.rs:14:85 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn verify(t: &Transaction, public_key: &::PublicKey, signature: &Signature) -> bool { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `server` [INFO] [stdout] --> src/miner.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | server: ServerHandle, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 12s [INFO] running `Command { std: "docker" "inspect" "14b7e80d5fc2c26a6e23468792bae90d403afea72fb4a87cdbf3fc6cd43efbe7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14b7e80d5fc2c26a6e23468792bae90d403afea72fb4a87cdbf3fc6cd43efbe7", kill_on_drop: false }` [INFO] [stdout] 14b7e80d5fc2c26a6e23468792bae90d403afea72fb4a87cdbf3fc6cd43efbe7