[INFO] cloning repository https://github.com/bingry56/bingry_blockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bingry56/bingry_blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbingry56%2Fbingry_blockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbingry56%2Fbingry_blockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 893d4fe09602830da6ab3d50581782bd5a4edc90 [INFO] checking bingry56/bingry_blockchain against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbingry56%2Fbingry_blockchain" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/bingry56/bingry_blockchain [INFO] finished tweaking git repo https://github.com/bingry56/bingry_blockchain [INFO] tweaked toml for git repo https://github.com/bingry56/bingry_blockchain written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/bingry56/bingry_blockchain on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/bingry56/bingry_blockchain already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking bingry56/bingry_blockchain against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbingry56%2Fbingry_blockchain" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/bingry56/bingry_blockchain [INFO] finished tweaking git repo https://github.com/bingry56/bingry_blockchain [INFO] tweaked toml for git repo https://github.com/bingry56/bingry_blockchain written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/bingry56/bingry_blockchain on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/bingry56/bingry_blockchain already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sha256 v1.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d47b61ebbab85e727d66ab6219c1a603856f43203cbce3a66ee0717bb5260bad [INFO] running `Command { std: "docker" "start" "-a" "d47b61ebbab85e727d66ab6219c1a603856f43203cbce3a66ee0717bb5260bad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d47b61ebbab85e727d66ab6219c1a603856f43203cbce3a66ee0717bb5260bad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d47b61ebbab85e727d66ab6219c1a603856f43203cbce3a66ee0717bb5260bad", kill_on_drop: false }` [INFO] [stdout] d47b61ebbab85e727d66ab6219c1a603856f43203cbce3a66ee0717bb5260bad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d74ddf82d1b6414089decb85a4d042650ca1a9fb2292f774fed41263889219f [INFO] running `Command { std: "docker" "start" "-a" "2d74ddf82d1b6414089decb85a4d042650ca1a9fb2292f774fed41263889219f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Checking der v0.7.10 [INFO] [stderr] Checking base16ct v0.2.0 [INFO] [stderr] Checking generic-array v0.14.7 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking spki v0.7.3 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking parking_lot_core v0.9.11 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking pkcs8 v0.10.2 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rfc6979 v0.4.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking ff v0.13.1 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking crypto-bigint v0.5.5 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking signature v2.2.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling async-trait v0.1.88 [INFO] [stderr] Checking tokio v1.45.1 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking sha256 v1.6.0 [INFO] [stderr] Checking serdect v0.2.0 [INFO] [stderr] Checking serde_json v1.0.140 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking sec1 v0.7.3 [INFO] [stderr] Checking elliptic-curve v0.13.8 [INFO] [stderr] Checking ecdsa v0.16.9 [INFO] [stderr] Checking k256 v0.13.4 [INFO] [stderr] Checking bingry_blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `sha256::digest` [INFO] [stdout] --> src/blockchain.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use sha256::digest; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::Utc` [INFO] [stdout] --> src/blockchain.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use chrono::Utc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha256::digest` [INFO] [stdout] --> src/block.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use sha256::digest; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `k256::elliptic_curve::sec1::ToEncodedPoint` [INFO] [stdout] --> src/transaction.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use k256::elliptic_curve::sec1::ToEncodedPoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha256::digest` [INFO] [stdout] --> src/blockchain.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use sha256::digest; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::Utc` [INFO] [stdout] --> src/blockchain.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use chrono::Utc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha256::digest` [INFO] [stdout] --> src/block.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use sha256::digest; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `k256::elliptic_curve::sec1::ToEncodedPoint` [INFO] [stdout] --> src/transaction.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use k256::elliptic_curve::sec1::ToEncodedPoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut total_bytes_read = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut total_bytes_read = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `k256::elliptic_curve::sec1::ToEncodedPoint` [INFO] [stdout] --> src/wallet.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use k256::elliptic_curve::sec1::ToEncodedPoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `k256::elliptic_curve::sec1::ToEncodedPoint` [INFO] [stdout] --> src/wallet.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use k256::elliptic_curve::sec1::ToEncodedPoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/blockchain.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let mut new_block = Block::new(new_block_index, latest_block_hash, transactions_to_mine); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/blockchain.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let mut new_block = Block::new(new_block_index, latest_block_hash, transactions_to_mine); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_bytes_read` [INFO] [stdout] --> src/server.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut total_bytes_read = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_bytes_read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_bytes_read` [INFO] [stdout] --> src/server.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut total_bytes_read = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_bytes_read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha256::digest` [INFO] [stdout] --> src/blockchain.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use sha256::digest; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::Utc` [INFO] [stdout] --> src/blockchain.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use chrono::Utc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha256::digest` [INFO] [stdout] --> src/block.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use sha256::digest; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `k256::elliptic_curve::sec1::ToEncodedPoint` [INFO] [stdout] --> src/transaction.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use k256::elliptic_curve::sec1::ToEncodedPoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut total_bytes_read = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha256::digest` [INFO] [stdout] --> src/blockchain.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use sha256::digest; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::Utc` [INFO] [stdout] --> src/blockchain.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use chrono::Utc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha256::digest` [INFO] [stdout] --> src/block.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use sha256::digest; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `k256::elliptic_curve::sec1::ToEncodedPoint` [INFO] [stdout] --> src/transaction.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use k256::elliptic_curve::sec1::ToEncodedPoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `k256::elliptic_curve::sec1::ToEncodedPoint` [INFO] [stdout] --> src/wallet.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use k256::elliptic_curve::sec1::ToEncodedPoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/blockchain.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let mut new_block = Block::new(new_block_index, latest_block_hash, transactions_to_mine); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut total_bytes_read = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_bytes_read` [INFO] [stdout] --> src/server.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut total_bytes_read = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_bytes_read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_chain_valid` is never used [INFO] [stdout] --> src/blockchain.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Blockchain { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn is_chain_valid(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `sign` is never used [INFO] [stdout] --> src/transaction.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl Transaction { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn sign(&mut self, signing_key: &SigningKey, public_key_hex: String) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_private_key_hex`, `to_signing_key`, `to_verifying_key`, and `get_address` are never used [INFO] [stdout] --> src/wallet.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Wallet { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn get_private_key_hex(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | pub fn to_signing_key(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn to_verifying_key(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn get_address(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `k256::elliptic_curve::sec1::ToEncodedPoint` [INFO] [stdout] --> src/wallet.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use k256::elliptic_curve::sec1::ToEncodedPoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/blockchain.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let mut new_block = Block::new(new_block_index, latest_block_hash, transactions_to_mine); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_bytes_read` [INFO] [stdout] --> src/server.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut total_bytes_read = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_bytes_read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_chain_valid` is never used [INFO] [stdout] --> src/blockchain.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Blockchain { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn is_chain_valid(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `sign` is never used [INFO] [stdout] --> src/transaction.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl Transaction { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn sign(&mut self, signing_key: &SigningKey, public_key_hex: String) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_private_key_hex`, `to_signing_key`, `to_verifying_key`, and `get_address` are never used [INFO] [stdout] --> src/wallet.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Wallet { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn get_private_key_hex(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | pub fn to_signing_key(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn to_verifying_key(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn get_address(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.02s [INFO] running `Command { std: "docker" "inspect" "2d74ddf82d1b6414089decb85a4d042650ca1a9fb2292f774fed41263889219f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d74ddf82d1b6414089decb85a4d042650ca1a9fb2292f774fed41263889219f", kill_on_drop: false }` [INFO] [stdout] 2d74ddf82d1b6414089decb85a4d042650ca1a9fb2292f774fed41263889219f