[INFO] cloning repository https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShawnLi-25%2FECE598-Principle-of-BlockChain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShawnLi-25%2FECE598-Principle-of-BlockChain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3586014f380b1ed776bfca0517e3560f61ae023 [INFO] checking ShawnLi-25/ECE598-Principle-of-BlockChain against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShawnLi-25%2FECE598-Principle-of-BlockChain" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain [INFO] finished tweaking git repo https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain [INFO] tweaked toml for git repo https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ShawnLi-25/ECE598-Principle-of-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hex-literal v0.2.1 [INFO] [stderr] Downloaded globwalk v0.7.1 [INFO] [stderr] Downloaded hex-literal-impl v0.2.1 [INFO] [stderr] Downloaded thread_local v0.3.4 [INFO] [stderr] Downloaded stderrlog v0.4.3 [INFO] [stderr] Downloaded globset v0.4.4 [INFO] [stderr] Downloaded parse-zoneinfo v0.2.1 [INFO] [stderr] Downloaded ignore v0.4.11 [INFO] [stderr] Downloaded syn v1.0.15 [INFO] [stderr] Downloaded bstr v0.2.11 [INFO] [stderr] Downloaded chrono-tz v0.5.1 [INFO] [stderr] Downloaded tera v1.0.2 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e73a977e52d34dcf4d770b3bd0ab29e6adcc147a9482c7c2e677450bf4b42642 [INFO] running `Command { std: "docker" "start" "-a" "e73a977e52d34dcf4d770b3bd0ab29e6adcc147a9482c7c2e677450bf4b42642", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e73a977e52d34dcf4d770b3bd0ab29e6adcc147a9482c7c2e677450bf4b42642", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e73a977e52d34dcf4d770b3bd0ab29e6adcc147a9482c7c2e677450bf4b42642", kill_on_drop: false }` [INFO] [stdout] e73a977e52d34dcf4d770b3bd0ab29e6adcc147a9482c7c2e677450bf4b42642 [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_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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d00525c81676d425e5d0a0fabd0ae7d1e5100d65187be19d1d37816e0cce826 [INFO] running `Command { std: "docker" "start" "-a" "1d00525c81676d425e5d0a0fabd0ae7d1e5100d65187be19d1d37816e0cce826", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling syn v1.0.15 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Compiling regex-syntax v0.6.14 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Checking aho-corasick v0.7.8 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking bstr v0.2.11 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking untrusted v0.7.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking humansize v1.1.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling ring v0.16.11 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking timer v0.2.0 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking tiny_http v0.6.2 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking globset v0.4.4 [INFO] [stderr] Checking ignore v0.4.11 [INFO] [stderr] Compiling parse-zoneinfo v0.2.1 [INFO] [stderr] Checking globwalk v0.7.1 [INFO] [stderr] Compiling pest_generator v2.1.2 [INFO] [stderr] Compiling chrono-tz v0.5.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling hex-literal-impl v0.2.1 [INFO] [stderr] Checking hex-literal v0.2.1 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking tera v1.0.2 [INFO] [stderr] Checking bitcoin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ring` is imported redundantly [INFO] [stdout] --> src/account.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use ring; [INFO] [stdout] | ^^^^ the item `ring` is already defined by prelude [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:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use hex; [INFO] [stdout] | ^^^ the item `hex` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/network/peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use mio; [INFO] [stdout] | ^^^ the item `mio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/network/server.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use mio::{self, net}; [INFO] [stdout] | ^^^^ the item `mio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/transaction.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/spread.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use chrono; [INFO] [stdout] | ^^^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ring` is imported redundantly [INFO] [stdout] --> src/account.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | use ring; [INFO] [stdout] | ^^^^ [INFO] [stdout] 30 | use super::*; [INFO] [stdout] | -------- the item `ring` is already imported here [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:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use hex; [INFO] [stdout] | ^^^ the item `hex` is already defined by prelude [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 `H256` is imported redundantly [INFO] [stdout] --> src/block.rs:342:9 [INFO] [stdout] | [INFO] [stdout] 341 | use super::*; [INFO] [stdout] | -------- the item `H256` is already imported here [INFO] [stdout] 342 | use crate::crypto::hash::H256; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TxInput` is imported redundantly [INFO] [stdout] --> src/block.rs:346:30 [INFO] [stdout] | [INFO] [stdout] 341 | use super::*; [INFO] [stdout] | -------- the item `TxInput` is already imported here [INFO] [stdout] ... [INFO] [stdout] 346 | use crate::transaction::{TxInput, TxOutput}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TxOutput` is imported redundantly [INFO] [stdout] --> src/block.rs:346:39 [INFO] [stdout] | [INFO] [stdout] 341 | use super::*; [INFO] [stdout] | -------- the item `TxOutput` is already imported here [INFO] [stdout] ... [INFO] [stdout] 346 | use crate::transaction::{TxInput, TxOutput}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ring` is imported redundantly [INFO] [stdout] --> src/crypto/hash.rs:220:9 [INFO] [stdout] | [INFO] [stdout] 220 | use ring; [INFO] [stdout] | ^^^^ the item `ring` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `H256` is imported redundantly [INFO] [stdout] --> src/crypto/merkle.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | use crate::crypto::hash::H256; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 122 | use super::*; [INFO] [stdout] | -------- the item `H256` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/network/peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use mio; [INFO] [stdout] | ^^^ the item `mio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/network/server.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use mio::{self, net}; [INFO] [stdout] | ^^^^ the item `mio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/transaction.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `digest` is imported redundantly [INFO] [stdout] --> src/transaction.rs:209:9 [INFO] [stdout] | [INFO] [stdout] 209 | use ring::digest; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 210 | [INFO] [stdout] 211 | use super::*; [INFO] [stdout] | -------- the item `digest` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `COINBASE_REWARD` is imported redundantly [INFO] [stdout] --> src/transaction.rs:214:9 [INFO] [stdout] | [INFO] [stdout] 211 | use super::*; [INFO] [stdout] | -------- the item `COINBASE_REWARD` is already imported here [INFO] [stdout] ... [INFO] [stdout] 214 | use crate::config::COINBASE_REWARD; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/helper.rs:393:9 [INFO] [stdout] | [INFO] [stdout] 393 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 394 | [INFO] [stdout] 395 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Account` is imported redundantly [INFO] [stdout] --> src/helper.rs:396:9 [INFO] [stdout] | [INFO] [stdout] 395 | use super::*; [INFO] [stdout] | -------- the item `Account` is already imported here [INFO] [stdout] 396 | use crate::account::Account; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `key_pair` is imported redundantly [INFO] [stdout] --> src/helper.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 395 | use super::*; [INFO] [stdout] | -------- the item `key_pair` is already imported here [INFO] [stdout] 396 | use crate::account::Account; [INFO] [stdout] 397 | use crate::crypto::key_pair; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `State` is imported redundantly [INFO] [stdout] --> src/helper.rs:398:9 [INFO] [stdout] | [INFO] [stdout] 395 | use super::*; [INFO] [stdout] | -------- the item `State` is already imported here [INFO] [stdout] ... [INFO] [stdout] 398 | use crate::block::State; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Content` is imported redundantly [INFO] [stdout] --> src/mempool.rs:173:31 [INFO] [stdout] | [INFO] [stdout] 171 | use super::*; [INFO] [stdout] | -------- the item `Content` is already imported here [INFO] [stdout] 172 | use crate::helper::*; [INFO] [stdout] 173 | use crate::block::{Block, Content}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SocketAddr` is imported redundantly [INFO] [stdout] --> src/mempool.rs:178:20 [INFO] [stdout] | [INFO] [stdout] 171 | use super::*; [INFO] [stdout] | -------- the item `SocketAddr` is already imported here [INFO] [stdout] ... [INFO] [stdout] 178 | use std::net::{SocketAddr, IpAddr, Ipv4Addr}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/spread.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use chrono; [INFO] [stdout] | ^^^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `slab` is imported redundantly [INFO] [stdout] --> src/spread.rs:445:9 [INFO] [stdout] | [INFO] [stdout] 445 | use slab; [INFO] [stdout] | ^^^^ the item `slab` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `peer` is imported redundantly [INFO] [stdout] --> src/spread.rs:449:9 [INFO] [stdout] | [INFO] [stdout] 448 | use super::*; [INFO] [stdout] | -------- the item `peer` is already imported here [INFO] [stdout] 449 | use crate::network::peer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Message` is imported redundantly [INFO] [stdout] --> src/spread.rs:450:9 [INFO] [stdout] | [INFO] [stdout] 448 | use super::*; [INFO] [stdout] | -------- the item `Message` is already imported here [INFO] [stdout] 449 | use crate::network::peer; [INFO] [stdout] 450 | use crate::network::message::Message; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `is_leaf` is never read [INFO] [stdout] --> src/crypto/merkle.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | is_leaf: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.70s [INFO] running `Command { std: "docker" "inspect" "1d00525c81676d425e5d0a0fabd0ae7d1e5100d65187be19d1d37816e0cce826", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d00525c81676d425e5d0a0fabd0ae7d1e5100d65187be19d1d37816e0cce826", kill_on_drop: false }` [INFO] [stdout] 1d00525c81676d425e5d0a0fabd0ae7d1e5100d65187be19d1d37816e0cce826 [INFO] checking ShawnLi-25/ECE598-Principle-of-BlockChain against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShawnLi-25%2FECE598-Principle-of-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] validating manifest of git repo https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain [INFO] finished tweaking git repo https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain [INFO] tweaked toml for git repo https://github.com/ShawnLi-25/ECE598-Principle-of-BlockChain written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ShawnLi-25/ECE598-Principle-of-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 866298ca9ad7f37ae40ab48c573b91763b81ae7d56b776534ba1bc16d00334d5 [INFO] running `Command { std: "docker" "start" "-a" "866298ca9ad7f37ae40ab48c573b91763b81ae7d56b776534ba1bc16d00334d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "866298ca9ad7f37ae40ab48c573b91763b81ae7d56b776534ba1bc16d00334d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "866298ca9ad7f37ae40ab48c573b91763b81ae7d56b776534ba1bc16d00334d5", kill_on_drop: false }` [INFO] [stdout] 866298ca9ad7f37ae40ab48c573b91763b81ae7d56b776534ba1bc16d00334d5 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a2611da05ba3a84d0726038d50677dd49c73679c886435934d55ea032ba3c7a [INFO] running `Command { std: "docker" "start" "-a" "8a2611da05ba3a84d0726038d50677dd49c73679c886435934d55ea032ba3c7a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling syn v1.0.15 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.6.14 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking aho-corasick v0.7.8 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Checking bstr v0.2.11 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Checking untrusted v0.7.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking humansize v1.1.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling ring v0.16.11 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking timer v0.2.0 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Compiling parse-zoneinfo v0.2.1 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking tiny_http v0.6.2 [INFO] [stderr] Compiling chrono-tz v0.5.1 [INFO] [stderr] Compiling pest_generator v2.1.2 [INFO] [stderr] Checking globset v0.4.4 [INFO] [stderr] Checking ignore v0.4.11 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Checking globwalk v0.7.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling hex-literal-impl v0.2.1 [INFO] [stderr] Checking hex-literal v0.2.1 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking tera v1.0.2 [INFO] [stderr] Checking bitcoin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ring` is imported redundantly [INFO] [stdout] --> src/account.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use ring; [INFO] [stdout] | ^^^^ the item `ring` is already defined by prelude [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:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use hex; [INFO] [stdout] | ^^^ the item `hex` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/network/peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use mio; [INFO] [stdout] | ^^^ the item `mio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/network/server.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use mio::{self, net}; [INFO] [stdout] | ^^^^ the item `mio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/transaction.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/spread.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use chrono; [INFO] [stdout] | ^^^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ring` is imported redundantly [INFO] [stdout] --> src/account.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | use ring; [INFO] [stdout] | ^^^^ [INFO] [stdout] 30 | use super::*; [INFO] [stdout] | -------- the item `ring` is already imported here [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:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use hex; [INFO] [stdout] | ^^^ the item `hex` is already defined by prelude [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 `H256` is imported redundantly [INFO] [stdout] --> src/block.rs:342:9 [INFO] [stdout] | [INFO] [stdout] 341 | use super::*; [INFO] [stdout] | -------- the item `H256` is already imported here [INFO] [stdout] 342 | use crate::crypto::hash::H256; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TxInput` is imported redundantly [INFO] [stdout] --> src/block.rs:346:30 [INFO] [stdout] | [INFO] [stdout] 341 | use super::*; [INFO] [stdout] | -------- the item `TxInput` is already imported here [INFO] [stdout] ... [INFO] [stdout] 346 | use crate::transaction::{TxInput, TxOutput}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TxOutput` is imported redundantly [INFO] [stdout] --> src/block.rs:346:39 [INFO] [stdout] | [INFO] [stdout] 341 | use super::*; [INFO] [stdout] | -------- the item `TxOutput` is already imported here [INFO] [stdout] ... [INFO] [stdout] 346 | use crate::transaction::{TxInput, TxOutput}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ring` is imported redundantly [INFO] [stdout] --> src/crypto/hash.rs:220:9 [INFO] [stdout] | [INFO] [stdout] 220 | use ring; [INFO] [stdout] | ^^^^ the item `ring` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `H256` is imported redundantly [INFO] [stdout] --> src/crypto/merkle.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | use crate::crypto::hash::H256; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 122 | use super::*; [INFO] [stdout] | -------- the item `H256` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/network/peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use mio; [INFO] [stdout] | ^^^ the item `mio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/network/server.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use mio::{self, net}; [INFO] [stdout] | ^^^^ the item `mio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/transaction.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `digest` is imported redundantly [INFO] [stdout] --> src/transaction.rs:209:9 [INFO] [stdout] | [INFO] [stdout] 209 | use ring::digest; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 210 | [INFO] [stdout] 211 | use super::*; [INFO] [stdout] | -------- the item `digest` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `COINBASE_REWARD` is imported redundantly [INFO] [stdout] --> src/transaction.rs:214:9 [INFO] [stdout] | [INFO] [stdout] 211 | use super::*; [INFO] [stdout] | -------- the item `COINBASE_REWARD` is already imported here [INFO] [stdout] ... [INFO] [stdout] 214 | use crate::config::COINBASE_REWARD; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/helper.rs:393:9 [INFO] [stdout] | [INFO] [stdout] 393 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 394 | [INFO] [stdout] 395 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Account` is imported redundantly [INFO] [stdout] --> src/helper.rs:396:9 [INFO] [stdout] | [INFO] [stdout] 395 | use super::*; [INFO] [stdout] | -------- the item `Account` is already imported here [INFO] [stdout] 396 | use crate::account::Account; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `key_pair` is imported redundantly [INFO] [stdout] --> src/helper.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 395 | use super::*; [INFO] [stdout] | -------- the item `key_pair` is already imported here [INFO] [stdout] 396 | use crate::account::Account; [INFO] [stdout] 397 | use crate::crypto::key_pair; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `State` is imported redundantly [INFO] [stdout] --> src/helper.rs:398:9 [INFO] [stdout] | [INFO] [stdout] 395 | use super::*; [INFO] [stdout] | -------- the item `State` is already imported here [INFO] [stdout] ... [INFO] [stdout] 398 | use crate::block::State; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Content` is imported redundantly [INFO] [stdout] --> src/mempool.rs:173:31 [INFO] [stdout] | [INFO] [stdout] 171 | use super::*; [INFO] [stdout] | -------- the item `Content` is already imported here [INFO] [stdout] 172 | use crate::helper::*; [INFO] [stdout] 173 | use crate::block::{Block, Content}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SocketAddr` is imported redundantly [INFO] [stdout] --> src/mempool.rs:178:20 [INFO] [stdout] | [INFO] [stdout] 171 | use super::*; [INFO] [stdout] | -------- the item `SocketAddr` is already imported here [INFO] [stdout] ... [INFO] [stdout] 178 | use std::net::{SocketAddr, IpAddr, Ipv4Addr}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/spread.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use chrono; [INFO] [stdout] | ^^^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `slab` is imported redundantly [INFO] [stdout] --> src/spread.rs:445:9 [INFO] [stdout] | [INFO] [stdout] 445 | use slab; [INFO] [stdout] | ^^^^ the item `slab` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `peer` is imported redundantly [INFO] [stdout] --> src/spread.rs:449:9 [INFO] [stdout] | [INFO] [stdout] 448 | use super::*; [INFO] [stdout] | -------- the item `peer` is already imported here [INFO] [stdout] 449 | use crate::network::peer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Message` is imported redundantly [INFO] [stdout] --> src/spread.rs:450:9 [INFO] [stdout] | [INFO] [stdout] 448 | use super::*; [INFO] [stdout] | -------- the item `Message` is already imported here [INFO] [stdout] 449 | use crate::network::peer; [INFO] [stdout] 450 | use crate::network::message::Message; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `is_leaf` is never read [INFO] [stdout] --> src/crypto/merkle.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | is_leaf: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.88s [INFO] running `Command { std: "docker" "inspect" "8a2611da05ba3a84d0726038d50677dd49c73679c886435934d55ea032ba3c7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a2611da05ba3a84d0726038d50677dd49c73679c886435934d55ea032ba3c7a", kill_on_drop: false }` [INFO] [stdout] 8a2611da05ba3a84d0726038d50677dd49c73679c886435934d55ea032ba3c7a