[INFO] cloning repository https://github.com/roackb2/rust_hello_world [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roackb2/rust_hello_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froackb2%2Frust_hello_world", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froackb2%2Frust_hello_world'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3c9eac6bcbd50e36c5077ab1fe9c5816129c0013 [INFO] testing roackb2/rust_hello_world against beta-2025-02-18 for beta-1.86-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froackb2%2Frust_hello_world" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/roackb2/rust_hello_world on toolchain beta-2025-02-18 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/roackb2/rust_hello_world [INFO] finished tweaking git repo https://github.com/roackb2/rust_hello_world [INFO] tweaked toml for git repo https://github.com/roackb2/rust_hello_world written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/roackb2/rust_hello_world 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" "+beta-2025-02-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: profile.release.paic [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de6230ad9cabf546efa749dcb2364805f8b15481ec4d372ee94039267ad1cf87 [INFO] running `Command { std: "docker" "start" "-a" "de6230ad9cabf546efa749dcb2364805f8b15481ec4d372ee94039267ad1cf87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de6230ad9cabf546efa749dcb2364805f8b15481ec4d372ee94039267ad1cf87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de6230ad9cabf546efa749dcb2364805f8b15481ec4d372ee94039267ad1cf87", kill_on_drop: false }` [INFO] [stdout] de6230ad9cabf546efa749dcb2364805f8b15481ec4d372ee94039267ad1cf87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f67cc193c440d9cc33c66e048ac22222e386a0bbdbe17ec64d93a8da77c90af6 [INFO] running `Command { std: "docker" "start" "-a" "f67cc193c440d9cc33c66e048ac22222e386a0bbdbe17ec64d93a8da77c90af6", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: profile.release.paic [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling rust_hello_world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::node::Node` [INFO] [stdout] --> src/bst/b_tree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::node::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/bst/mod.rs:15:43 [INFO] [stdout] | [INFO] [stdout] 14 | impl<'a> Item<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 15 | pub fn new(key: u32, value: &'a str) -> Item { [INFO] [stdout] | ^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error`, `io`, and `string` [INFO] [stdout] --> src/todo/main.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{error, io, string}; [INFO] [stdout] | ^^^^^ ^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::node::Node` [INFO] [stdout] --> src/bst/b_tree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::node::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/bst/mod.rs:15:43 [INFO] [stdout] | [INFO] [stdout] 14 | impl<'a> Item<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 15 | pub fn new(key: u32, value: &'a str) -> Item { [INFO] [stdout] | ^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::linked_list::test_list` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::linked_list::test_list; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/playground/collections.rs:50:7 [INFO] [stdout] | [INFO] [stdout] 50 | let mut v = vec![ [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/playground/error_handling.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | Err(err) => panic!("Failed to read") [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/merkle_tree/node.rs:31:28 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn insert(&mut self, data: Transaction) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txn` [INFO] [stdout] --> src/merkle_tree/node.rs:87:28 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn insert(&mut self, txn: Transaction) -> bool { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_txn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf` [INFO] [stdout] --> src/merkle_tree/node.rs:117:18 [INFO] [stdout] | [INFO] [stdout] 117 | Node::Leaf(leaf) => (), [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_leaf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle_tree/utils.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | let mut state = DefaultHasher::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/merkle_tree/utils.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get_str_hash(s: &str, hasher: &H) -> u64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/linked_list/list.rs:17:14 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(value: i32) -> List { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `list::Node` is more private than the item `list::Link::More::0` [INFO] [stdout] --> src/linked_list/list.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | More(Box) [INFO] [stdout] | ^^^^^^^^^ field `list::Link::More::0` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `list::Node` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/linked_list/list.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | struct Node { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Color` is never constructed [INFO] [stdout] --> src/playground/structs.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Color (i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Empty` is never constructed [INFO] [stdout] --> src/playground/structs.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct Empty; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/playground/enums.rs:2:14 [INFO] [stdout] | [INFO] [stdout] 2 | struct Date (u32, u32, u32); [INFO] [stdout] | ---- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `Date` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `direction` is never read [INFO] [stdout] --> src/playground/enums.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 11 | struct Transaction { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | direction: TransferDirection, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Transaction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `amount`, `attendant`, `direction`, and `due_date` are never read [INFO] [stdout] --> src/playground/enums.rs:31:3 [INFO] [stdout] | [INFO] [stdout] 30 | struct ScheduledPayment { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 31 | amount: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 32 | attendant: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 33 | direction: TransferDirection, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 34 | due_date: Date [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ScheduledPayment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `document_id` and `content` are never read [INFO] [stdout] --> src/playground/enums.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 38 | struct File { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 39 | document_id: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 40 | content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `File` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/enums.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | Loan(ScheduledPayment), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Transfer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 56 - Loan(ScheduledPayment), [INFO] [stdout] 56 + Loan(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Noop` is never constructed [INFO] [stdout] --> src/playground/enums.rs:58:3 [INFO] [stdout] | [INFO] [stdout] 54 | enum Transfer { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 58 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Transfer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `event_name` is never read [INFO] [stdout] --> src/playground/collections.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 4 | struct NotifyPayload { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 5 | event_name: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NotifyPayload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `content` is never read [INFO] [stdout] --> src/playground/collections.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 9 | struct StreamPayload { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 10 | content: String [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StreamPayload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/collections.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | Notify(NotifyPayload), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - Notify(NotifyPayload), [INFO] [stdout] 15 + Notify(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/collections.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | Stream(StreamPayload), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 - Stream(StreamPayload), [INFO] [stdout] 16 + Stream(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_file_simple` is never used [INFO] [stdout] --> src/playground/error_handling.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn read_file_simple(path: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `collect` is never used [INFO] [stdout] --> src/bst/b_tree.rs:23:10 [INFO] [stdout] | [INFO] [stdout] 10 | impl BTree { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn collect( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `CollectCb` is never used [INFO] [stdout] --> src/bst/types.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | pub type CollectCb = fn(&Node, &mut Vec); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `collect` is never used [INFO] [stdout] --> src/bst/node.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 13 | impl Node { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn collect( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `collect` is never used [INFO] [stdout] --> src/bst/link.rs:32:10 [INFO] [stdout] | [INFO] [stdout] 10 | impl Link { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn collect( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `TraverseCb` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | type TraverseCb = fn(&Node) -> bool; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `insert` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 23 | impl LeafNode { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn insert(&mut self, data: Transaction) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_child_hash` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn get_child_hash(left: u64, right: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_full` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:78:10 [INFO] [stdout] | [INFO] [stdout] 59 | impl InternalNode { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn is_full(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Internal` is never constructed [INFO] [stdout] --> src/merkle_tree/node.rs:96:3 [INFO] [stdout] | [INFO] [stdout] 94 | pub enum Node { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] 95 | Leaf(Box), [INFO] [stdout] 96 | Internal(Box), [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] [INFO] [stdout] [INFO] [stdout] warning: methods `insert`, `is_full`, and `traverse` are never used [INFO] [stdout] --> src/merkle_tree/node.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 100 | impl Node { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 101 | pub fn insert(&mut self, txn: Transaction) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | pub fn is_full(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | pub fn traverse(&self, pre_cb: TraverseCb, in_cb: TraverseCb, post_cb: TraverseCb) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_str_hash` is never used [INFO] [stdout] --> src/merkle_tree/utils.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get_str_hash(s: &str, hasher: &H) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_list` is never used [INFO] [stdout] --> src/linked_list/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test_list() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/linked_list/list.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/linked_list/list.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Link` is never used [INFO] [stdout] --> src/linked_list/list.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Link { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/linked_list/list.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 16 | impl List { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(value: i32) -> List { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | Number(i64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - Number(i64), [INFO] [stdout] 5 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | String(&'a str), [INFO] [stdout] | ------ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - String(&'a str), [INFO] [stdout] 6 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | Boolean(bool), [INFO] [stdout] | ------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - Boolean(bool), [INFO] [stdout] 7 + Boolean(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | Object(HashMap<&'a str, JSON<'a>>), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - Object(HashMap<&'a str, JSON<'a>>), [INFO] [stdout] 8 + Object(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | Array(Vec>), [INFO] [stdout] | ----- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - Array(Vec>), [INFO] [stdout] 9 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.99s [INFO] running `Command { std: "docker" "inspect" "f67cc193c440d9cc33c66e048ac22222e386a0bbdbe17ec64d93a8da77c90af6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f67cc193c440d9cc33c66e048ac22222e386a0bbdbe17ec64d93a8da77c90af6", kill_on_drop: false }` [INFO] [stdout] f67cc193c440d9cc33c66e048ac22222e386a0bbdbe17ec64d93a8da77c90af6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d51c94f66ba7cd466a0e581dbc743bc084a6f955bdf9e538a78408439068a9c4 [INFO] running `Command { std: "docker" "start" "-a" "d51c94f66ba7cd466a0e581dbc743bc084a6f955bdf9e538a78408439068a9c4", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: profile.release.paic [INFO] [stdout] warning: unused import: `super::node::Node` [INFO] [stdout] --> src/bst/b_tree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::node::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/bst/mod.rs:15:43 [INFO] [stdout] | [INFO] [stdout] 14 | impl<'a> Item<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 15 | pub fn new(key: u32, value: &'a str) -> Item { [INFO] [stdout] | ^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust_hello_world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::node::Node` [INFO] [stdout] --> src/bst/b_tree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::node::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/bst/mod.rs:15:43 [INFO] [stdout] | [INFO] [stdout] 14 | impl<'a> Item<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 15 | pub fn new(key: u32, value: &'a str) -> Item { [INFO] [stdout] | ^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::linked_list::test_list` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::linked_list::test_list; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/playground/collections.rs:50:7 [INFO] [stdout] | [INFO] [stdout] 50 | let mut v = vec![ [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/playground/error_handling.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | Err(err) => panic!("Failed to read") [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/merkle_tree/node.rs:31:28 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn insert(&mut self, data: Transaction) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txn` [INFO] [stdout] --> src/merkle_tree/node.rs:87:28 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn insert(&mut self, txn: Transaction) -> bool { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_txn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf` [INFO] [stdout] --> src/merkle_tree/node.rs:117:18 [INFO] [stdout] | [INFO] [stdout] 117 | Node::Leaf(leaf) => (), [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_leaf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle_tree/utils.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | let mut state = DefaultHasher::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/merkle_tree/utils.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get_str_hash(s: &str, hasher: &H) -> u64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/linked_list/list.rs:17:14 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(value: i32) -> List { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `list::Node` is more private than the item `list::Link::More::0` [INFO] [stdout] --> src/linked_list/list.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | More(Box) [INFO] [stdout] | ^^^^^^^^^ field `list::Link::More::0` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `list::Node` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/linked_list/list.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | struct Node { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Color` is never constructed [INFO] [stdout] --> src/playground/structs.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Color (i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Empty` is never constructed [INFO] [stdout] --> src/playground/structs.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct Empty; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/playground/enums.rs:2:14 [INFO] [stdout] | [INFO] [stdout] 2 | struct Date (u32, u32, u32); [INFO] [stdout] | ---- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `Date` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `direction` is never read [INFO] [stdout] --> src/playground/enums.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 11 | struct Transaction { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | direction: TransferDirection, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Transaction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `amount`, `attendant`, `direction`, and `due_date` are never read [INFO] [stdout] --> src/playground/enums.rs:31:3 [INFO] [stdout] | [INFO] [stdout] 30 | struct ScheduledPayment { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 31 | amount: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 32 | attendant: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 33 | direction: TransferDirection, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 34 | due_date: Date [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ScheduledPayment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `document_id` and `content` are never read [INFO] [stdout] --> src/playground/enums.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 38 | struct File { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 39 | document_id: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 40 | content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `File` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/enums.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | Loan(ScheduledPayment), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Transfer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 56 - Loan(ScheduledPayment), [INFO] [stdout] 56 + Loan(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Noop` is never constructed [INFO] [stdout] --> src/playground/enums.rs:58:3 [INFO] [stdout] | [INFO] [stdout] 54 | enum Transfer { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 58 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Transfer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `event_name` is never read [INFO] [stdout] --> src/playground/collections.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 4 | struct NotifyPayload { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 5 | event_name: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NotifyPayload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `content` is never read [INFO] [stdout] --> src/playground/collections.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 9 | struct StreamPayload { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 10 | content: String [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StreamPayload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/collections.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | Notify(NotifyPayload), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - Notify(NotifyPayload), [INFO] [stdout] 15 + Notify(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/collections.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | Stream(StreamPayload), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 - Stream(StreamPayload), [INFO] [stdout] 16 + Stream(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_file_simple` is never used [INFO] [stdout] --> src/playground/error_handling.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn read_file_simple(path: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `collect` is never used [INFO] [stdout] --> src/bst/b_tree.rs:23:10 [INFO] [stdout] | [INFO] [stdout] 10 | impl BTree { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn collect( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `CollectCb` is never used [INFO] [stdout] --> src/bst/types.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | pub type CollectCb = fn(&Node, &mut Vec); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `collect` is never used [INFO] [stdout] --> src/bst/node.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 13 | impl Node { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn collect( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `collect` is never used [INFO] [stdout] --> src/bst/link.rs:32:10 [INFO] [stdout] | [INFO] [stdout] 10 | impl Link { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn collect( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `TraverseCb` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | type TraverseCb = fn(&Node) -> bool; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `insert` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 23 | impl LeafNode { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn insert(&mut self, data: Transaction) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_child_hash` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn get_child_hash(left: u64, right: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_full` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:78:10 [INFO] [stdout] | [INFO] [stdout] 59 | impl InternalNode { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn is_full(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Internal` is never constructed [INFO] [stdout] --> src/merkle_tree/node.rs:96:3 [INFO] [stdout] | [INFO] [stdout] 94 | pub enum Node { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] 95 | Leaf(Box), [INFO] [stdout] 96 | Internal(Box), [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] [INFO] [stdout] [INFO] [stdout] warning: methods `insert`, `is_full`, and `traverse` are never used [INFO] [stdout] --> src/merkle_tree/node.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 100 | impl Node { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 101 | pub fn insert(&mut self, txn: Transaction) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | pub fn is_full(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | pub fn traverse(&self, pre_cb: TraverseCb, in_cb: TraverseCb, post_cb: TraverseCb) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_str_hash` is never used [INFO] [stdout] --> src/merkle_tree/utils.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get_str_hash(s: &str, hasher: &H) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_list` is never used [INFO] [stdout] --> src/linked_list/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test_list() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/linked_list/list.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/linked_list/list.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Link` is never used [INFO] [stdout] --> src/linked_list/list.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Link { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/linked_list/list.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 16 | impl List { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(value: i32) -> List { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | Number(i64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - Number(i64), [INFO] [stdout] 5 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | String(&'a str), [INFO] [stdout] | ------ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - String(&'a str), [INFO] [stdout] 6 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | Boolean(bool), [INFO] [stdout] | ------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - Boolean(bool), [INFO] [stdout] 7 + Boolean(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | Object(HashMap<&'a str, JSON<'a>>), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - Object(HashMap<&'a str, JSON<'a>>), [INFO] [stdout] 8 + Object(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | Array(Vec>), [INFO] [stdout] | ----- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - Array(Vec>), [INFO] [stdout] 9 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error`, `io`, and `string` [INFO] [stdout] --> src/todo/main.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{error, io, string}; [INFO] [stdout] | ^^^^^ ^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/bst/mod.rs:15:43 [INFO] [stdout] | [INFO] [stdout] 14 | impl<'a> Item<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 15 | pub fn new(key: u32, value: &'a str) -> Item { [INFO] [stdout] | ^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::linked_list::test_list` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::linked_list::test_list; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> tests/bst_json.rs:37:44 [INFO] [stdout] | [INFO] [stdout] 37 | fn get_json_value<'a>(json: JSON<'a>) -> &str { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/bst/mod.rs:15:43 [INFO] [stdout] | [INFO] [stdout] 14 | impl<'a> Item<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 15 | pub fn new(key: u32, value: &'a str) -> Item { [INFO] [stdout] | ^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error`, `io`, and `string` [INFO] [stdout] --> src/todo/main.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{error, io, string}; [INFO] [stdout] | ^^^^^ ^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/playground/collections.rs:50:7 [INFO] [stdout] | [INFO] [stdout] 50 | let mut v = vec![ [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/playground/error_handling.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | Err(err) => panic!("Failed to read") [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/merkle_tree/node.rs:31:28 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn insert(&mut self, data: Transaction) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txn` [INFO] [stdout] --> src/merkle_tree/node.rs:87:28 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn insert(&mut self, txn: Transaction) -> bool { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_txn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf` [INFO] [stdout] --> src/merkle_tree/node.rs:117:18 [INFO] [stdout] | [INFO] [stdout] 117 | Node::Leaf(leaf) => (), [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_leaf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle_tree/utils.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | let mut state = DefaultHasher::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/merkle_tree/utils.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get_str_hash(s: &str, hasher: &H) -> u64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/linked_list/list.rs:17:14 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(value: i32) -> List { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `list::Node` is more private than the item `list::Link::More::0` [INFO] [stdout] --> src/linked_list/list.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | More(Box) [INFO] [stdout] | ^^^^^^^^^ field `list::Link::More::0` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `list::Node` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/linked_list/list.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | struct Node { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Color` is never constructed [INFO] [stdout] --> src/playground/structs.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Color (i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Empty` is never constructed [INFO] [stdout] --> src/playground/structs.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct Empty; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/playground/enums.rs:2:14 [INFO] [stdout] | [INFO] [stdout] 2 | struct Date (u32, u32, u32); [INFO] [stdout] | ---- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `Date` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `direction` is never read [INFO] [stdout] --> src/playground/enums.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 11 | struct Transaction { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | direction: TransferDirection, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Transaction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `amount`, `attendant`, `direction`, and `due_date` are never read [INFO] [stdout] --> src/playground/enums.rs:31:3 [INFO] [stdout] | [INFO] [stdout] 30 | struct ScheduledPayment { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 31 | amount: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 32 | attendant: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 33 | direction: TransferDirection, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 34 | due_date: Date [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ScheduledPayment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `document_id` and `content` are never read [INFO] [stdout] --> src/playground/enums.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 38 | struct File { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 39 | document_id: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 40 | content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `File` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/enums.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | Loan(ScheduledPayment), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Transfer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 56 - Loan(ScheduledPayment), [INFO] [stdout] 56 + Loan(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Noop` is never constructed [INFO] [stdout] --> src/playground/enums.rs:58:3 [INFO] [stdout] | [INFO] [stdout] 54 | enum Transfer { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 58 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Transfer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `event_name` is never read [INFO] [stdout] --> src/playground/collections.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 4 | struct NotifyPayload { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 5 | event_name: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NotifyPayload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `content` is never read [INFO] [stdout] --> src/playground/collections.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 9 | struct StreamPayload { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 10 | content: String [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StreamPayload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/collections.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | Notify(NotifyPayload), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - Notify(NotifyPayload), [INFO] [stdout] 15 + Notify(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/playground/collections.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | Stream(StreamPayload), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 - Stream(StreamPayload), [INFO] [stdout] 16 + Stream(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_file_simple` is never used [INFO] [stdout] --> src/playground/error_handling.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn read_file_simple(path: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `TraverseCb` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | type TraverseCb = fn(&Node) -> bool; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `insert` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 23 | impl LeafNode { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn insert(&mut self, data: Transaction) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_child_hash` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn get_child_hash(left: u64, right: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_full` is never used [INFO] [stdout] --> src/merkle_tree/node.rs:78:10 [INFO] [stdout] | [INFO] [stdout] 59 | impl InternalNode { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn is_full(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Internal` is never constructed [INFO] [stdout] --> src/merkle_tree/node.rs:96:3 [INFO] [stdout] | [INFO] [stdout] 94 | pub enum Node { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] 95 | Leaf(Box), [INFO] [stdout] 96 | Internal(Box), [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] [INFO] [stdout] [INFO] [stdout] warning: methods `insert`, `is_full`, and `traverse` are never used [INFO] [stdout] --> src/merkle_tree/node.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 100 | impl Node { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 101 | pub fn insert(&mut self, txn: Transaction) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | pub fn is_full(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | pub fn traverse(&self, pre_cb: TraverseCb, in_cb: TraverseCb, post_cb: TraverseCb) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_str_hash` is never used [INFO] [stdout] --> src/merkle_tree/utils.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get_str_hash(s: &str, hasher: &H) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_list` is never used [INFO] [stdout] --> src/linked_list/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test_list() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/linked_list/list.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/linked_list/list.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Link` is never used [INFO] [stdout] --> src/linked_list/list.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Link { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/linked_list/list.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 16 | impl List { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(value: i32) -> List { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | Number(i64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - Number(i64), [INFO] [stdout] 5 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | String(&'a str), [INFO] [stdout] | ------ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - String(&'a str), [INFO] [stdout] 6 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | Boolean(bool), [INFO] [stdout] | ------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - Boolean(bool), [INFO] [stdout] 7 + Boolean(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | Object(HashMap<&'a str, JSON<'a>>), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - Object(HashMap<&'a str, JSON<'a>>), [INFO] [stdout] 8 + Object(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | Array(Vec>), [INFO] [stdout] | ----- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - Array(Vec>), [INFO] [stdout] 9 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.48s [INFO] running `Command { std: "docker" "inspect" "d51c94f66ba7cd466a0e581dbc743bc084a6f955bdf9e538a78408439068a9c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d51c94f66ba7cd466a0e581dbc743bc084a6f955bdf9e538a78408439068a9c4", kill_on_drop: false }` [INFO] [stdout] d51c94f66ba7cd466a0e581dbc743bc084a6f955bdf9e538a78408439068a9c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6056e56233af1555458e245da718887960e464c76238e3090292379102f81ce5 [INFO] running `Command { std: "docker" "start" "-a" "6056e56233af1555458e245da718887960e464c76238e3090292379102f81ce5", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: profile.release.paic [INFO] [stderr] warning: unused import: `super::node::Node` [INFO] [stderr] --> src/bst/b_tree.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use super::node::Node; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: elided lifetime has a name [INFO] [stderr] --> src/bst/mod.rs:15:43 [INFO] [stderr] | [INFO] [stderr] 14 | impl<'a> Item<'a> { [INFO] [stderr] | -- lifetime `'a` declared here [INFO] [stderr] 15 | pub fn new(key: u32, value: &'a str) -> Item { [INFO] [stderr] | ^^^^ this elided lifetime gets resolved as `'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust_hello_world` (lib) generated 2 warnings (run `cargo fix --lib -p rust_hello_world` to apply 1 suggestion) [INFO] [stderr] warning: `rust_hello_world` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: unused import: `crate::linked_list::test_list` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use crate::linked_list::test_list; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/playground/collections.rs:50:7 [INFO] [stderr] | [INFO] [stderr] 50 | let mut v = vec![ [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/playground/error_handling.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | Err(err) => panic!("Failed to read") [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/merkle_tree/node.rs:31:28 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn insert(&mut self, data: Transaction) -> bool { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `txn` [INFO] [stderr] --> src/merkle_tree/node.rs:87:28 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn insert(&mut self, txn: Transaction) -> bool { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_txn` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `leaf` [INFO] [stderr] --> src/merkle_tree/node.rs:117:18 [INFO] [stderr] | [INFO] [stderr] 117 | Node::Leaf(leaf) => (), [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_leaf` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/merkle_tree/utils.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | let mut state = DefaultHasher::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/merkle_tree/utils.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn get_str_hash(s: &str, hasher: &H) -> u64 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/linked_list/list.rs:17:14 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn new(value: i32) -> List { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: type `list::Node` is more private than the item `list::Link::More::0` [INFO] [stderr] --> src/linked_list/list.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | More(Box) [INFO] [stderr] | ^^^^^^^^^ field `list::Link::More::0` is reachable at visibility `pub(crate)` [INFO] [stderr] | [INFO] [stderr] note: but type `list::Node` is only usable at visibility `pub(self)` [INFO] [stderr] --> src/linked_list/list.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | struct Node { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] = note: `#[warn(private_interfaces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Color` is never constructed [INFO] [stderr] --> src/playground/structs.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | struct Color (i32, i32, i32); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Empty` is never constructed [INFO] [stderr] --> src/playground/structs.rs:2:8 [INFO] [stderr] | [INFO] [stderr] 2 | struct Empty; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: fields `0`, `1`, and `2` are never read [INFO] [stderr] --> src/playground/enums.rs:2:14 [INFO] [stderr] | [INFO] [stderr] 2 | struct Date (u32, u32, u32); [INFO] [stderr] | ---- ^^^ ^^^ ^^^ [INFO] [stderr] | | [INFO] [stderr] | fields in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing these fields [INFO] [stderr] = note: `Date` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `direction` is never read [INFO] [stderr] --> src/playground/enums.rs:14:3 [INFO] [stderr] | [INFO] [stderr] 11 | struct Transaction { [INFO] [stderr] | ----------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 14 | direction: TransferDirection, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Transaction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `amount`, `attendant`, `direction`, and `due_date` are never read [INFO] [stderr] --> src/playground/enums.rs:31:3 [INFO] [stderr] | [INFO] [stderr] 30 | struct ScheduledPayment { [INFO] [stderr] | ---------------- fields in this struct [INFO] [stderr] 31 | amount: u32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 32 | attendant: String, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 33 | direction: TransferDirection, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 34 | due_date: Date [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ScheduledPayment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `document_id` and `content` are never read [INFO] [stderr] --> src/playground/enums.rs:39:3 [INFO] [stderr] | [INFO] [stderr] 38 | struct File { [INFO] [stderr] | ---- fields in this struct [INFO] [stderr] 39 | document_id: String, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 40 | content: String, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `File` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/playground/enums.rs:56:8 [INFO] [stderr] | [INFO] [stderr] 56 | Loan(ScheduledPayment), [INFO] [stderr] | ---- ^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Transfer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 56 - Loan(ScheduledPayment), [INFO] [stderr] 56 + Loan(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variant `Noop` is never constructed [INFO] [stderr] --> src/playground/enums.rs:58:3 [INFO] [stderr] | [INFO] [stderr] 54 | enum Transfer { [INFO] [stderr] | -------- variant in this enum [INFO] [stderr] ... [INFO] [stderr] 58 | Noop, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Transfer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `event_name` is never read [INFO] [stderr] --> src/playground/collections.rs:5:3 [INFO] [stderr] | [INFO] [stderr] 4 | struct NotifyPayload { [INFO] [stderr] | ------------- field in this struct [INFO] [stderr] 5 | event_name: String, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `NotifyPayload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `content` is never read [INFO] [stderr] --> src/playground/collections.rs:10:3 [INFO] [stderr] | [INFO] [stderr] 9 | struct StreamPayload { [INFO] [stderr] | ------------- field in this struct [INFO] [stderr] 10 | content: String [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `StreamPayload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/playground/collections.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | Notify(NotifyPayload), [INFO] [stderr] | ------ ^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 15 - Notify(NotifyPayload), [INFO] [stderr] 15 + Notify(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/playground/collections.rs:16:10 [INFO] [stderr] | [INFO] [stderr] 16 | Stream(StreamPayload), [INFO] [stderr] | ------ ^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 16 - Stream(StreamPayload), [INFO] [stderr] 16 + Stream(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: function `read_file_simple` is never used [INFO] [stderr] --> src/playground/error_handling.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn read_file_simple(path: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias `TraverseCb` is never used [INFO] [stderr] --> src/merkle_tree/node.rs:8:6 [INFO] [stderr] | [INFO] [stderr] 8 | type TraverseCb = fn(&Node) -> bool; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `insert` is never used [INFO] [stderr] --> src/merkle_tree/node.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 23 | impl LeafNode { [INFO] [stderr] | ------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 31 | pub fn insert(&mut self, data: Transaction) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `get_child_hash` is never used [INFO] [stderr] --> src/merkle_tree/node.rs:52:8 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn get_child_hash(left: u64, right: u64) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `is_full` is never used [INFO] [stderr] --> src/merkle_tree/node.rs:78:10 [INFO] [stderr] | [INFO] [stderr] 59 | impl InternalNode { [INFO] [stderr] | ----------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 78 | pub fn is_full(&self) -> bool { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `Internal` is never constructed [INFO] [stderr] --> src/merkle_tree/node.rs:96:3 [INFO] [stderr] | [INFO] [stderr] 94 | pub enum Node { [INFO] [stderr] | ---- variant in this enum [INFO] [stderr] 95 | Leaf(Box), [INFO] [stderr] 96 | Internal(Box), [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: methods `insert`, `is_full`, and `traverse` are never used [INFO] [stderr] --> src/merkle_tree/node.rs:101:10 [INFO] [stderr] | [INFO] [stderr] 100 | impl Node { [INFO] [stderr] | --------- methods in this implementation [INFO] [stderr] 101 | pub fn insert(&mut self, txn: Transaction) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 108 | pub fn is_full(&self) -> bool { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 115 | pub fn traverse(&self, pre_cb: TraverseCb, in_cb: TraverseCb, post_cb: TraverseCb) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `get_str_hash` is never used [INFO] [stderr] --> src/merkle_tree/utils.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn get_str_hash(s: &str, hasher: &H) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_list` is never used [INFO] [stderr] --> src/linked_list/mod.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn test_list() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `List` is never constructed [INFO] [stderr] --> src/linked_list/list.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | pub struct List { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Node` is never constructed [INFO] [stderr] --> src/linked_list/list.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | struct Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `Link` is never used [INFO] [stderr] --> src/linked_list/list.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | pub enum Link { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/linked_list/list.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 16 | impl List { [INFO] [stderr] | --------- associated function in this implementation [INFO] [stderr] 17 | pub fn new(value: i32) -> List { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/json/mod.rs:5:10 [INFO] [stderr] | [INFO] [stderr] 5 | Number(i64), [INFO] [stderr] | ------ ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 5 - Number(i64), [INFO] [stderr] 5 + Number(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/json/mod.rs:6:10 [INFO] [stderr] | [INFO] [stderr] 6 | String(&'a str), [INFO] [stderr] | ------ ^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 6 - String(&'a str), [INFO] [stderr] 6 + String(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/json/mod.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | Boolean(bool), [INFO] [stderr] | ------- ^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 7 - Boolean(bool), [INFO] [stderr] 7 + Boolean(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/json/mod.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | Object(HashMap<&'a str, JSON<'a>>), [INFO] [stderr] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 8 - Object(HashMap<&'a str, JSON<'a>>), [INFO] [stderr] 8 + Object(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/json/mod.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | Array(Vec>), [INFO] [stderr] | ----- ^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `JSON` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 9 - Array(Vec>), [INFO] [stderr] 9 + Array(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: elided lifetime has a name [INFO] [stderr] --> tests/bst_json.rs:37:44 [INFO] [stderr] | [INFO] [stderr] 37 | fn get_json_value<'a>(json: JSON<'a>) -> &str { [INFO] [stderr] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stderr] | | [INFO] [stderr] | lifetime `'a` declared here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `error`, `io`, and `string` [INFO] [stderr] --> src/todo/main.rs:3:11 [INFO] [stderr] | [INFO] [stderr] 3 | use std::{error, io, string}; [INFO] [stderr] | ^^^^^ ^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::linked_list::test_list` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use crate::linked_list::test_list; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `collect` is never used [INFO] [stderr] --> src/bst/b_tree.rs:23:10 [INFO] [stderr] | [INFO] [stderr] 10 | impl BTree { [INFO] [stderr] | ----------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 23 | pub fn collect( [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias `CollectCb` is never used [INFO] [stderr] --> src/bst/types.rs:4:10 [INFO] [stderr] | [INFO] [stderr] 4 | pub type CollectCb = fn(&Node, &mut Vec); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `collect` is never used [INFO] [stderr] --> src/bst/node.rs:38:10 [INFO] [stderr] | [INFO] [stderr] 13 | impl Node { [INFO] [stderr] | ---------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 38 | pub fn collect( [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `collect` is never used [INFO] [stderr] --> src/bst/link.rs:32:10 [INFO] [stderr] | [INFO] [stderr] 10 | impl Link { [INFO] [stderr] | ---------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 32 | pub fn collect( [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_hello_world` (bin "rust_hello_world" test) generated 41 warnings (1 duplicate) (run `cargo fix --bin "rust_hello_world" --tests` to apply 3 suggestions) [INFO] [stderr] warning: `rust_hello_world` (test "bst_json") generated 1 warning [INFO] [stderr] warning: `rust_hello_world` (bin "todo") generated 1 warning (run `cargo fix --bin "todo"` to apply 1 suggestion) [INFO] [stderr] warning: `rust_hello_world` (bin "todo" test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: `rust_hello_world` (bin "rust_hello_world") generated 46 warnings (41 duplicates) (run `cargo fix --bin "rust_hello_world"` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_hello_world-2bc4943348d0e826) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test bst::b_tree::tree_traversal::pre_order ... ok [INFO] [stdout] test bst::b_tree::tree_traversal::post_order ... ok [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_hello_world-08600033ec404a7b) [INFO] [stdout] test bst::b_tree::tree_traversal::in_order ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test bst::b_tree::tree_traversal::in_order ... ok [INFO] [stdout] test playground::flow::tests::should_fail ... ignored [INFO] [stdout] test playground::generics::tests::test_largest ... ok [INFO] [stdout] test playground::flow::tests::test_add ... ok [INFO] [stdout] test playground::generics::tests::upper_right ... ok [INFO] [stdout] test bst::b_tree::tree_traversal::post_order ... ok [INFO] [stdout] test bst::b_tree::tree_traversal::pre_order ... ok [INFO] [stdout] test playground::generics::tests::upper_right_not_found - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/todo/main.rs (/opt/rustwide/target/debug/deps/todo-2a1aad55d0dc19b4) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/bst_json.rs (/opt/rustwide/target/debug/deps/bst_json-87f901532b17ef94) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tree_traversal::in_order ... ok [INFO] [stdout] test tree_traversal::post_order ... ok [INFO] [stdout] test tree_traversal::pre_order ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_hello_world [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6056e56233af1555458e245da718887960e464c76238e3090292379102f81ce5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6056e56233af1555458e245da718887960e464c76238e3090292379102f81ce5", kill_on_drop: false }` [INFO] [stdout] 6056e56233af1555458e245da718887960e464c76238e3090292379102f81ce5