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[INFO] validating manifest of git repo https://github.com/SwaggyCloud/ece598 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SwaggyCloud/ece598 [INFO] finished tweaking git repo https://github.com/SwaggyCloud/ece598 [INFO] tweaked toml for git repo https://github.com/SwaggyCloud/ece598 written to /workspace/builds/worker-47/source/Cargo.toml [INFO] crate git repo https://github.com/SwaggyCloud/ece598 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ff12cbcbc74425cbf5b05c1ec54696c212ebcccc9a5f2cdd05f159c9c48af4b4 [INFO] running `Command { std: "docker" "start" "-a" "ff12cbcbc74425cbf5b05c1ec54696c212ebcccc9a5f2cdd05f159c9c48af4b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff12cbcbc74425cbf5b05c1ec54696c212ebcccc9a5f2cdd05f159c9c48af4b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff12cbcbc74425cbf5b05c1ec54696c212ebcccc9a5f2cdd05f159c9c48af4b4", kill_on_drop: false }` [INFO] [stdout] ff12cbcbc74425cbf5b05c1ec54696c212ebcccc9a5f2cdd05f159c9c48af4b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d02106f41a669c247b7eb184951809cadd700f40277cd720161001bfd46c4a9 [INFO] running `Command { std: "docker" "start" "-a" "5d02106f41a669c247b7eb184951809cadd700f40277cd720161001bfd46c4a9", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo. [INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously. [INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html [INFO] [stderr] When building the following dependencies, the given features will no longer be used: [INFO] [stderr] [INFO] [stderr] syn v1.0.5 (as host dependency): full [INFO] [stderr] [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking ascii v0.8.7 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking termcolor v0.3.6 [INFO] [stderr] Checking untrusted v0.7.0 [INFO] [stderr] Checking hex v0.4.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [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 unicode-bidi v0.3.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling ring v0.16.9 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking mio v0.6.19 [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] Checking mio-extras v2.0.5 [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_json v1.0.44 [INFO] [stderr] Checking bitcoin v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/network/worker.rs (12 fixes) [INFO] [stderr] Fixed src/mempool.rs (1 fix) [INFO] [stderr] Fixed src/block.rs (4 fixes) [INFO] [stderr] Fixed src/state.rs (1 fix) [INFO] [stderr] Fixed src/miner.rs (26 fixes) [INFO] [stderr] Fixed src/network/message.rs (1 fix) [INFO] [stderr] Fixed src/crypto/merkle.rs (7 fixes) [INFO] [stderr] Fixed src/transaction.rs (3 fixes) [INFO] [stderr] Fixed src/main.rs (7 fixes) [INFO] [stderr] Fixed src/blockchain.rs (7 fixes) [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/transaction.rs:155:9 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | --------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 155 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/miner.rs:267:25 [INFO] [stdout] | [INFO] [stdout] 266 | break; [INFO] [stdout] | ----- any code following this expression is unreachable [INFO] [stdout] 267 | info!("time out"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/blockchain.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VerificationAlgorithm` [INFO] [stdout] --> src/transaction.rs:2:48 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{Ed25519KeyPair, KeyPair, VerificationAlgorithm, UnparsedPublicKey}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/transaction.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `fin` is never read [INFO] [stdout] --> src/crypto/merkle.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut fin = cat.finish(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sub_lem_val` is assigned to, but never used [INFO] [stdout] --> src/crypto/merkle.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let sub_lem_val; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_sub_lem_val` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sub_lem_val` is never read [INFO] [stdout] --> src/crypto/merkle.rs:84:21 [INFO] [stdout] | [INFO] [stdout] 84 | sub_lem_val = MerkleTree::get_proof(left, index, left_count,res); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sub_lem_val` is never read [INFO] [stdout] --> src/crypto/merkle.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | sub_lem_val = MerkleTree::get_proof(right, index - left_count, count - left_count,res); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `flag` is never read [INFO] [stdout] --> src/state.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let mut flag = false; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Troot` should have a snake case name [INFO] [stdout] --> src/crypto/merkle.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Troot: Node, [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `troot` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed src/transaction.rs (1 fix) [INFO] [stdout] warning: the item `hex` is imported redundantly [INFO] [stdout] --> src/block.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | use hex_literal::hex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ------------ the item `hex` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/transaction.rs:155:9 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | --------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 155 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hex` is imported redundantly [INFO] [stdout] --> src/transaction.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | use hex_literal::hex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ------------ the item `hex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/transaction.rs:232:13 [INFO] [stdout] | [INFO] [stdout] 227 | use super::*; [INFO] [stdout] | -------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 232 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/miner.rs:267:25 [INFO] [stdout] | [INFO] [stdout] 266 | break; [INFO] [stdout] | ----- any code following this expression is unreachable [INFO] [stdout] 267 | info!("time out"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/blockchain.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VerificationAlgorithm` [INFO] [stdout] --> src/transaction.rs:2:48 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{Ed25519KeyPair, KeyPair, VerificationAlgorithm, UnparsedPublicKey}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/transaction.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `fin` is never read [INFO] [stdout] --> src/crypto/merkle.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut fin = cat.finish(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sub_lem_val` is assigned to, but never used [INFO] [stdout] --> src/crypto/merkle.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let sub_lem_val; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_sub_lem_val` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sub_lem_val` is never read [INFO] [stdout] --> src/crypto/merkle.rs:84:21 [INFO] [stdout] | [INFO] [stdout] 84 | sub_lem_val = MerkleTree::get_proof(left, index, left_count,res); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sub_lem_val` is never read [INFO] [stdout] --> src/crypto/merkle.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | sub_lem_val = MerkleTree::get_proof(right, index - left_count, count - left_count,res); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `flag` is never read [INFO] [stdout] --> src/state.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let mut flag = false; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Troot` should have a snake case name [INFO] [stdout] --> src/crypto/merkle.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Troot: Node, [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `troot` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 51s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Compiling syn v1.0.5 [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 bincode v1.2.0 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking bitcoin v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/transaction.rs:155:9 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | --------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 155 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hex` is imported redundantly [INFO] [stdout] --> src/block.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | use hex_literal::hex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ------------ the item `hex` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/transaction.rs:155:9 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | --------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 155 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hex` is imported redundantly [INFO] [stdout] --> src/transaction.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | use hex_literal::hex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ------------ the item `hex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/transaction.rs:232:13 [INFO] [stdout] | [INFO] [stdout] 227 | use super::*; [INFO] [stdout] | -------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 232 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/miner.rs:267:25 [INFO] [stdout] | [INFO] [stdout] 266 | break; [INFO] [stdout] | ----- any code following this expression is unreachable [INFO] [stdout] 267 | info!("time out"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/miner.rs:267:25 [INFO] [stdout] | [INFO] [stdout] 266 | break; [INFO] [stdout] | ----- any code following this expression is unreachable [INFO] [stdout] 267 | info!("time out"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/blockchain.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VerificationAlgorithm` [INFO] [stdout] --> src/transaction.rs:2:48 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{Ed25519KeyPair, KeyPair, VerificationAlgorithm, UnparsedPublicKey}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/transaction.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `fin` is never read [INFO] [stdout] --> src/crypto/merkle.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut fin = cat.finish(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sub_lem_val` is assigned to, but never used [INFO] [stdout] --> src/crypto/merkle.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let sub_lem_val; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_sub_lem_val` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sub_lem_val` is never read [INFO] [stdout] --> src/crypto/merkle.rs:84:21 [INFO] [stdout] | [INFO] [stdout] 84 | sub_lem_val = MerkleTree::get_proof(left, index, left_count,res); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sub_lem_val` is never read [INFO] [stdout] --> src/crypto/merkle.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | sub_lem_val = MerkleTree::get_proof(right, index - left_count, count - left_count,res); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `flag` is never read [INFO] [stdout] --> src/state.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let mut flag = false; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/blockchain.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VerificationAlgorithm` [INFO] [stdout] --> src/transaction.rs:2:48 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{Ed25519KeyPair, KeyPair, VerificationAlgorithm, UnparsedPublicKey}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/transaction.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `fin` is never read [INFO] [stdout] --> src/crypto/merkle.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut fin = cat.finish(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sub_lem_val` is assigned to, but never used [INFO] [stdout] --> src/crypto/merkle.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let sub_lem_val; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_sub_lem_val` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sub_lem_val` is never read [INFO] [stdout] --> src/crypto/merkle.rs:84:21 [INFO] [stdout] | [INFO] [stdout] 84 | sub_lem_val = MerkleTree::get_proof(left, index, left_count,res); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sub_lem_val` is never read [INFO] [stdout] --> src/crypto/merkle.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | sub_lem_val = MerkleTree::get_proof(right, index - left_count, count - left_count,res); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `flag` is never read [INFO] [stdout] --> src/state.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let mut flag = false; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Troot` should have a snake case name [INFO] [stdout] --> src/crypto/merkle.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Troot: Node, [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `troot` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Troot` should have a snake case name [INFO] [stdout] --> src/crypto/merkle.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Troot: Node, [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `troot` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.76s [INFO] running `Command { std: "docker" "inspect" "5d02106f41a669c247b7eb184951809cadd700f40277cd720161001bfd46c4a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d02106f41a669c247b7eb184951809cadd700f40277cd720161001bfd46c4a9", kill_on_drop: false }` [INFO] [stdout] 5d02106f41a669c247b7eb184951809cadd700f40277cd720161001bfd46c4a9