[INFO] cloning repository https://github.com/UnicornRust/Rust-Grammer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UnicornRust/Rust-Grammer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnicornRust%2FRust-Grammer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnicornRust%2FRust-Grammer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f907226d342c807da60b29b0b72d231e333755cd
[INFO] checking UnicornRust/Rust-Grammer against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnicornRust%2FRust-Grammer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/UnicornRust/Rust-Grammer
[INFO] finished tweaking git repo https://github.com/UnicornRust/Rust-Grammer
[INFO] tweaked toml for git repo https://github.com/UnicornRust/Rust-Grammer written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/UnicornRust/Rust-Grammer on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/UnicornRust/Rust-Grammer 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6634ddcb4791be626161c2829922bd448df9fb093164431947610bf2c78f913
[INFO] running `Command { std: "docker" "start" "-a" "a6634ddcb4791be626161c2829922bd448df9fb093164431947610bf2c78f913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6634ddcb4791be626161c2829922bd448df9fb093164431947610bf2c78f913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6634ddcb4791be626161c2829922bd448df9fb093164431947610bf2c78f913", kill_on_drop: false }`
[INFO] [stdout] a6634ddcb4791be626161c2829922bd448df9fb093164431947610bf2c78f913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93953a6eadf6a53a1627c227020ff004a70c7923b6695f217ec78a537c61b42d
[INFO] running `Command { std: "docker" "start" "-a" "93953a6eadf6a53a1627c227020ff004a70c7923b6695f217ec78a537c61b42d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking rs_grammer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/intellpoint/phantomData.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cmp::Ordering` and `io`
[INFO] [stdout]  --> src/loops/loop_use.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::Ordering, io};
[INFO] [stdout]   |           ^^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::personality`
[INFO] [stdout]  --> src/thread/mutex.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use libc::personality;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Thread`
[INFO] [stdout]   --> src/thread/rwlock.rs:18:47
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{sync::{Arc, RwLock}, thread::{self, Thread}};
[INFO] [stdout]    |                                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::time`
[INFO] [stdout]  --> src/variable/varray.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::time;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/variable/vvec.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/traits/embed.rs:209:22
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let ref_my_box = (m.deref());
[INFO] [stdout]     |                      ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 209 -     let ref_my_box = (m.deref());
[INFO] [stdout] 209 +     let ref_my_box = m.deref();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/prelude/result.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/ipc/shmem.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ptr, sync::Arc, thread, time::Duration};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/ipc/unix.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io::{Read, Write}, os::unix::net::{SocketAddr, UnixListener, UnixStream}, thread};
[INFO] [stdout]   |                                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/intellpoint/phantomData.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cmp::Ordering` and `io`
[INFO] [stdout]  --> src/loops/loop_use.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::Ordering, io};
[INFO] [stdout]   |           ^^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::personality`
[INFO] [stdout]  --> src/thread/mutex.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use libc::personality;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Thread`
[INFO] [stdout]   --> src/thread/rwlock.rs:18:47
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{sync::{Arc, RwLock}, thread::{self, Thread}};
[INFO] [stdout]    |                                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::time`
[INFO] [stdout]  --> src/variable/varray.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::time;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/variable/vvec.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/traits/embed.rs:209:22
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let ref_my_box = (m.deref());
[INFO] [stdout]     |                      ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 209 -     let ref_my_box = (m.deref());
[INFO] [stdout] 209 +     let ref_my_box = m.deref();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/prelude/result.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/ipc/shmem.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ptr, sync::Arc, thread, time::Duration};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/ipc/unix.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io::{Read, Write}, os::unix::net::{SocketAddr, UnixListener, UnixStream}, thread};
[INFO] [stdout]   |                                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/intellpoint/cycle_ref.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell, rc::{Rc, Weak}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/advance/raw.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let r = address as *const i32;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/advance/alias.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn take_long_type(f: Box<dyn Fn() + Send + 'static>) {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/advance/alias.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn take_short_type(f: Thunk){
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/blog/statemode.rs:86:27
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/branch/match_use.rs:75:15
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn all_handle(other: i8) {}
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/closures/closure_args.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn call_fn<F: Fn()>(f: F) {}
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/closures/closure_args.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn call_fn_mut<F: FnMut()>(f: F){}
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/closures/closure_args.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn call_fn_once<F: FnOnce()>(f: F) {}
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/closures/closure_args.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut c = || {
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item1`
[INFO] [stdout]    --> src/generic/gentrait.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_item1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item2`
[INFO] [stdout]    --> src/generic/gentrait.rs:107:35
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item1`
[INFO] [stdout]    --> src/generic/gentrait.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_item1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/generic/gentrait.rs:112:36
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/generic/gentrait.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn notify_3(item: &(impl Summary + Display)) {}
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/generic/gentrait.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn notify_4<T: Summary + Display>(item: &T) {}
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/generic/gentrait.rs:127:51
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stdout]     |                                                   ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/generic/gentrait.rs:127:58
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stdout]     |                                                          ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/generic/gentrait.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/generic/gentrait.rs:132:28
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/iofs/pathfile.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let mut output = match output {
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/iofs/pathfile.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let file = OpenOptions::new()
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/iofs/pathfile.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut file = File::open(path).unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/iofs/pathfile.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let mut file2 = File::open(path).unwrap();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ownership/dynamicsize.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut string_data = String::from("hello world");
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owner_new`
[INFO] [stdout]    --> src/ownership/dynamicsize.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let owner_new = owner_old;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_owner_new`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ownership/shareReference.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut dynamic_source = String::from("Content");
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `role2`
[INFO] [stdout]   --> src/ownership/shareReference.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let role2 = role1; // 只有 role1 把 所有权交给 role2, role2 才能访问
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_role2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rela1`
[INFO] [stdout]   --> src/ownership/shareReference.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let rela1 = container.clone();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_rela1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rela2`
[INFO] [stdout]   --> src/ownership/shareReference.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let rela2 = container.clone();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_rela2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ownership/ownership.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut data = String::from("The value world is True");
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/ownership/ownership.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let y = s;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]   --> src/ownership/ownership.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let r1 = &s;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r2`
[INFO] [stdout]   --> src/ownership/ownership.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let r2 = &s;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s1`
[INFO] [stdout]   --> src/ownership/ownership.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let s1 = &mut s;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_s1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/pattern/matching.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let x = 5;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `feet`
[INFO] [stdout]    --> src/pattern/pgrammer.rs:162:11
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_feet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inches`
[INFO] [stdout]    --> src/pattern/pgrammer.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/pattern/pgrammer.rs:162:34
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stdout]     |                                  ^ help: try ignoring the field: `x: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/pattern/pgrammer.rs:162:37
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stdout]     |                                     ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/thread/rwlock.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     for i in 0..10 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/variable/vvec.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut vec2 = vec![1, 2, 3, 4];
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/eventloop/handler.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let message = format!("{} => {}", event, data);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owner_two`
[INFO] [stdout]   --> src/traits/embed.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let owner_two = owner_one;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_owner_two`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]   --> src/traits/embed.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let v2 = v1.clone();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v3`
[INFO] [stdout]   --> src/traits/embed.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let v3 = v.clone();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/traits/embed.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let mut user = User {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user`
[INFO] [stdout]    --> src/traits/embed.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let mut user = User {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_my_box`
[INFO] [stdout]    --> src/traits/embed.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let ref_my_box = *m;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_my_box`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]   --> src/prelude/option.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let hello = Some("hello");
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]   --> src/prelude/option.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let number = Some(5);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `none`
[INFO] [stdout]   --> src/prelude/option.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let none: Option<i32> = None;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     let none: Option<i32> = None;
[INFO] [stdout] 14 +     let std::prelude::v1::None: Option<i32> = None;
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let _none: Option<i32> = None;
[INFO] [stdout]    |         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]   --> src/ipc/unix.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let handle = thread::spawn(move || {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/unsafecode/metype.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut engine = Box::pin(Self {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_ptr`
[INFO] [stdout]   --> src/unsafecode/metype.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let map_ptr: *const HashMap<String, String> = &engine.map;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Counter` is never constructed
[INFO] [stdout]   --> src/advance/union.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct Counter {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Millimeters` is never constructed
[INFO] [stdout]   --> src/advance/union.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct Millimeters(u32);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Meters` is never constructed
[INFO] [stdout]   --> src/advance/union.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | struct Meters(u32);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/advance/abi.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn run() {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]   --> src/advance/abi.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn abs(input: i32) -> i32;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/advance/global.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn run() {}
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/advance/newtype.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct People {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 15 |     notes: HashMap<i32, String>,
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `People` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_long_type` is never used
[INFO] [stdout]   --> src/advance/alias.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn take_long_type(f: Box<dyn Fn() + Send + 'static>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Thunk` is never used
[INFO] [stdout]   --> src/advance/alias.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 | type Thunk = Box<dyn Fn() + Send + 'static>;
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_short_type` is never used
[INFO] [stdout]   --> src/advance/alias.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn take_short_type(f: Thunk){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/advance/alias.rs:44:6
[INFO] [stdout]    |
[INFO] [stdout] 44 | type Result<T> = std::result::Result<T, std::io::Error>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guess_number` is never used
[INFO] [stdout]  --> src/advance/nevertype.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn guess_number() {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/advance/usestatic.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn run() {}
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `all_handle` is never used
[INFO] [stdout]   --> src/branch/match_use.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn all_handle(other: i8) {}
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reroll` is never used
[INFO] [stdout]   --> src/branch/match_use.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn reroll() {}
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_one_fun` is never used
[INFO] [stdout]    --> src/closures/closure.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn add_one_fun(x: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]    --> src/closures/closure.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 226 | struct Rectangle {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 227 |     width: u32,
[INFO] [stdout] 228 |     height: u32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Rectangle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/closures/cache.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | / impl <T, U, R> Cache<T, U, R> 
[INFO] [stdout] 15 | |     where T: Fn(U) -> R,
[INFO] [stdout] 16 | |         U : Eq + std::hash::Hash + Clone, 
[INFO] [stdout] 17 | |         R : std::clone::Clone,
[INFO] [stdout]    | |______________________________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |       fn new(calculate: T) -> Cache<T, U, R> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_fn` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn call_fn<F: Fn()>(f: F) {}
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_fn_mut` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn call_fn_mut<F: FnMut()>(f: F){}
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_fn_once` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn call_fn_once<F: FnOnce()>(f: F) {}
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `use_closure` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn use_closure() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_fn` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn return_fn() -> impl Fn() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_fn_mut` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn return_fn_mut() -> impl FnMut() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_fn_once` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn return_fn_once() -> impl FnOnce() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_linux_ip_with_address` is never used
[INFO] [stdout]   --> src/command/syscall.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn parse_linux_ip_with_address() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_linux_ip` is never used
[INFO] [stdout]   --> src/command/syscall.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn get_linux_ip(output: &str) -> Ipv4Addr {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify_1` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify_2` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify_3` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn notify_3(item: &(impl Summary + Display)) {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify_4` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn notify_4<T: Summary + Display>(item: &T) {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `some_fun` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `some_fun_1` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_summarizable` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn return_summarizable() -> impl Summary {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lagest_reference` is never used
[INFO] [stdout]   --> src/generic/gentype.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn lagest_reference<T: PartialOrd>(list: &[T]) -> &T {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> src/generic/gentype.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Point<T> {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 71 |     x: T,
[INFO] [stdout]    |     ^
[INFO] [stdout] 72 |     y: T,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `x` is never used
[INFO] [stdout]   --> src/generic/gentype.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl<T> Point<T> {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 85 |     fn x(&self) -> &T {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `distance_from_origin` is never used
[INFO] [stdout]   --> src/generic/gentype.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | impl Point<f32> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 94 |     fn distance_from_origin(&self) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `level` is never used
[INFO] [stdout]    --> src/generic/lifetimes.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 280 | impl<'a> ImportantExcerpt<'a> {
[INFO] [stdout]     | ----------------------------- method in this implementation
[INFO] [stdout] 281 |     fn level(&self) -> i32 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest_with_an_announcement` is never used
[INFO] [stdout]    --> src/generic/lifetimes.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn longest_with_an_announcement<'a, T>(x: &'a str, y: &'a str, ann: T) -> &'a str
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_panic` is never used
[INFO] [stdout]   --> src/handlerr/panic_macro.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn make_panic() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `last_char_of_lastline` is never used
[INFO] [stdout]    --> src/handlerr/result.rs:157:4
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn last_char_of_lastline(text: &str) -> Option<char> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/intellpoint/boxtype.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Cons(i32, Box<List>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 27 -     Cons(i32, Box<List>),
[INFO] [stdout] 27 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/intellpoint/rctype.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Cons(i32, Rc<List>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Cons(i32, Rc<List>),
[INFO] [stdout] 10 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/intellpoint/rc_refcell.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 8 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout] 8 +     Cons((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Crons(i32, RefCell<Rc<Cycle>>),
[INFO] [stdout]    |     ----- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cycle` 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] 42 -     Crons(i32, RefCell<Rc<Cycle>>),
[INFO] [stdout] 42 +     Crons((), RefCell<Rc<Cycle>>),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `children` are never read
[INFO] [stdout]   --> src/intellpoint/cycle_ref.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct Node {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout]  9 |     value: i32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     parent: RefCell<Weak<Node>>,
[INFO] [stdout] 11 |     children: RefCell<Vec<Rc<Node>>>,
[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: struct `WorkType` is never constructed
[INFO] [stdout]  --> src/intellpoint/phantomData.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct WorkType<T> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/intellpoint/phantomData.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl <T>  WorkType<T>  {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] 13 |     fn new(t: T) -> WorkType<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_phantom_data` is never used
[INFO] [stdout]   --> src/intellpoint/phantomData.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn test_phantom_data() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iterator_collection` is never used
[INFO] [stdout]    --> src/iterator/iter.rs:159:4
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn iterator_collection() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iter_borrow_and_ownership` is never used
[INFO] [stdout]    --> src/iterator/iter.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn iter_borrow_and_ownership() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap_struct` is never used
[INFO] [stdout]   --> src/pattern/pgrammer.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn unwrap_struct() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/pattern/pgrammer.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap_enum` is never used
[INFO] [stdout]   --> src/pattern/pgrammer.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn unwrap_enum() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:120:6
[INFO] [stdout]     |
[INFO] [stdout] 120 | enum Message {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap_nest_enum_struct` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn unwrap_nest_enum_struct() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:143:6
[INFO] [stdout]     |
[INFO] [stdout] 143 | enum Color {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Msg` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:148:6
[INFO] [stdout]     |
[INFO] [stdout] 148 | enum Msg {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap_struct_tuple` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn unwrap_struct_tuple() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ignore_double_dot` is never used
[INFO] [stdout]   --> src/pattern/ignore.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn ignore_double_dot() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/pattern/ignore.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iter_recv` is never used
[INFO] [stdout]   --> src/thread/channel.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn iter_recv() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `channel` is never used
[INFO] [stdout]   --> src/thread/channel.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn channel() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mutex_api` is never used
[INFO] [stdout]   --> src/thread/mutex.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn mutex_api() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `multiple_thread_with_mutex` is never used
[INFO] [stdout]   --> src/thread/mutex.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn multiple_thread_with_mutex() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `name` are never read
[INFO] [stdout]  --> src/thread/thread.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Person {
[INFO] [stdout]   |        ------ fields in this struct
[INFO] [stdout] 5 |     id: i32,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast` is never used
[INFO] [stdout]   --> src/thread/librayon.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn broadcast() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nest_scope` is never used
[INFO] [stdout]   --> src/thread/librayon.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn nest_scope() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `custom_pool` is never used
[INFO] [stdout]   --> src/thread/librayon.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn custom_pool() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_val` is never used
[INFO] [stdout]    --> src/thread/librayon.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn sum_val() {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_primes` is never used
[INFO] [stdout]    --> src/thread/librayon.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn find_primes() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_prime` is never used
[INFO] [stdout]    --> src/thread/librayon.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn is_prime(n: u64) -> bool {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind` and `address` are never read
[INFO] [stdout]   --> src/variable/venum.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct IpAddr {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 15 |     kind: IpAddrKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     address: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/variable/venum.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     V4(u8,u8,u8,u8),
[INFO] [stdout]    |     -- ^^ ^^ ^^ ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 41 -     V4(u8,u8,u8,u8),
[INFO] [stdout] 41 +     V4((),(),(),()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `address` is never read
[INFO] [stdout]   --> src/variable/venum.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     V6{
[INFO] [stdout]    |     -- field in this variant
[INFO] [stdout] 43 |         address: String
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `1` and `2` are never read
[INFO] [stdout]   --> src/variable/vstruct.rs:90:19
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        -----      ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `2` are never read
[INFO] [stdout]   --> src/variable/vstruct.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct Point(i32, i32, i32);
[INFO] [stdout]    |        ----- ^^^       ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 91 - struct Point(i32, i32, i32);
[INFO] [stdout] 91 + struct Point((), i32, ());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_hold` is never used
[INFO] [stdout]    --> src/variable/vstruct.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | impl Rectangle {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn can_hold(&self, other: &Rectangle) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/variable/vvec.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     Int(i32),
[INFO] [stdout]     |     --- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpreadSheetCell` 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] 116 -     Int(i32),
[INFO] [stdout] 116 +     Int(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/variable/vvec.rs:117:11
[INFO] [stdout]     |
[INFO] [stdout] 117 |     Float(f64),
[INFO] [stdout]     |     ----- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpreadSheetCell` 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] 117 -     Float(f64),
[INFO] [stdout] 117 +     Float(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/variable/vvec.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Text(String),
[INFO] [stdout]     |     ---- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpreadSheetCell` 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] 118 -     Text(String),
[INFO] [stdout] 118 +     Text(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Yris` is never used
[INFO] [stdout]   --> src/traits/objects.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub trait Yris {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Xris` is never used
[INFO] [stdout]   --> src/traits/objects.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub trait Xris {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `A` is never used
[INFO] [stdout]   --> src/traits/objects.rs:80:7
[INFO] [stdout]    |
[INFO] [stdout] 80 | trait A {
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `X` is never constructed
[INFO] [stdout]   --> src/traits/objects.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct X;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_clone` is never used
[INFO] [stdout]   --> src/traits/embed.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn copy_clone() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `into` is never used
[INFO] [stdout]   --> src/traits/embed.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn into() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `as_ref_mut` is never used
[INFO] [stdout]    --> src/traits/embed.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn as_ref_mut() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iterator_for` is never used
[INFO] [stdout]    --> src/traits/embed.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn iterator_for() {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]    --> src/traits/embed.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | struct User {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyBox` is never constructed
[INFO] [stdout]    --> src/traits/embed.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 | struct MyBox<T>(T);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `drop_user_trait` is never used
[INFO] [stdout]    --> src/traits/embed.rs:191:4
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn drop_user_trait() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dref_box` is never used
[INFO] [stdout]    --> src/traits/embed.rs:203:4
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn dref_box() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_string_ref` is never used
[INFO] [stdout]    --> src/traits/embed.rs:219:4
[INFO] [stdout]     |
[INFO] [stdout] 219 | fn take_string_ref(v: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `phantomData` should have a snake case name
[INFO] [stdout]  --> src/intellpoint/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod phantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to snake case: `phantom_data`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/intellpoint/refcell.rs:105:26
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn new(messager: &T, max: usize) -> LimitTracker<T> {
[INFO] [stdout]     |                          ^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn new(messager: &T, max: usize) -> LimitTracker<'_, T> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `shareReference` should have a snake case name
[INFO] [stdout]  --> src/ownership/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod shareReference;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `share_reference`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/thread/builder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     handler.join();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = handler.join();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/thread/share_data.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |         println!("{DATA:?}");
[INFO] [stdout]    |                    ^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `unsafecode`
[INFO] [stdout]  --> src/main.rs:4:61
[INFO] [stdout]   |
[INFO] [stdout] 4 |     iofs, ipc, iterator, loops, ownership, pattern, thread, unsafecode, variable,
[INFO] [stdout]   |                                                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `premain` is never used
[INFO] [stdout]   --> src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn premain() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `unsafecode`
[INFO] [stdout]  --> src/main.rs:4:61
[INFO] [stdout]   |
[INFO] [stdout] 4 |     iofs, ipc, iterator, loops, ownership, pattern, thread, unsafecode, variable,
[INFO] [stdout]   |                                                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `premain` is never used
[INFO] [stdout]   --> src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn premain() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/intellpoint/cycle_ref.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell, rc::{Rc, Weak}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/advance/raw.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let r = address as *const i32;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/advance/alias.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn take_long_type(f: Box<dyn Fn() + Send + 'static>) {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/advance/alias.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn take_short_type(f: Thunk){
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/blog/statemode.rs:86:27
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/branch/match_use.rs:75:15
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn all_handle(other: i8) {}
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/closures/closure_args.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn call_fn<F: Fn()>(f: F) {}
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/closures/closure_args.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn call_fn_mut<F: FnMut()>(f: F){}
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/closures/closure_args.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn call_fn_once<F: FnOnce()>(f: F) {}
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/closures/closure_args.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut c = || {
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item1`
[INFO] [stdout]    --> src/generic/gentrait.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_item1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item2`
[INFO] [stdout]    --> src/generic/gentrait.rs:107:35
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item1`
[INFO] [stdout]    --> src/generic/gentrait.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_item1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/generic/gentrait.rs:112:36
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/generic/gentrait.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn notify_3(item: &(impl Summary + Display)) {}
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/generic/gentrait.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn notify_4<T: Summary + Display>(item: &T) {}
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/generic/gentrait.rs:127:51
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stdout]     |                                                   ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/generic/gentrait.rs:127:58
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stdout]     |                                                          ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/generic/gentrait.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/generic/gentrait.rs:132:28
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/iofs/pathfile.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let mut output = match output {
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/iofs/pathfile.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let file = OpenOptions::new()
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/iofs/pathfile.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut file = File::open(path).unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/iofs/pathfile.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let mut file2 = File::open(path).unwrap();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ownership/dynamicsize.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut string_data = String::from("hello world");
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owner_new`
[INFO] [stdout]    --> src/ownership/dynamicsize.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let owner_new = owner_old;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_owner_new`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ownership/shareReference.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut dynamic_source = String::from("Content");
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `role2`
[INFO] [stdout]   --> src/ownership/shareReference.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let role2 = role1; // 只有 role1 把 所有权交给 role2, role2 才能访问
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_role2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rela1`
[INFO] [stdout]   --> src/ownership/shareReference.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let rela1 = container.clone();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_rela1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rela2`
[INFO] [stdout]   --> src/ownership/shareReference.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let rela2 = container.clone();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_rela2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ownership/ownership.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut data = String::from("The value world is True");
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/ownership/ownership.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let y = s;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]   --> src/ownership/ownership.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let r1 = &s;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r2`
[INFO] [stdout]   --> src/ownership/ownership.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let r2 = &s;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s1`
[INFO] [stdout]   --> src/ownership/ownership.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let s1 = &mut s;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_s1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/pattern/matching.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let x = 5;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `feet`
[INFO] [stdout]    --> src/pattern/pgrammer.rs:162:11
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_feet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inches`
[INFO] [stdout]    --> src/pattern/pgrammer.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/pattern/pgrammer.rs:162:34
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stdout]     |                                  ^ help: try ignoring the field: `x: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/pattern/pgrammer.rs:162:37
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stdout]     |                                     ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/thread/rwlock.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     for i in 0..10 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/variable/vvec.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut vec2 = vec![1, 2, 3, 4];
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/eventloop/handler.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let message = format!("{} => {}", event, data);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owner_two`
[INFO] [stdout]   --> src/traits/embed.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let owner_two = owner_one;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_owner_two`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]   --> src/traits/embed.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let v2 = v1.clone();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v3`
[INFO] [stdout]   --> src/traits/embed.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let v3 = v.clone();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/traits/embed.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let mut user = User {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user`
[INFO] [stdout]    --> src/traits/embed.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let mut user = User {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_my_box`
[INFO] [stdout]    --> src/traits/embed.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let ref_my_box = *m;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_my_box`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]   --> src/prelude/option.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let hello = Some("hello");
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]   --> src/prelude/option.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let number = Some(5);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `none`
[INFO] [stdout]   --> src/prelude/option.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let none: Option<i32> = None;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     let none: Option<i32> = None;
[INFO] [stdout] 14 +     let std::prelude::v1::None: Option<i32> = None;
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let _none: Option<i32> = None;
[INFO] [stdout]    |         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]   --> src/ipc/unix.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let handle = thread::spawn(move || {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/unsafecode/metype.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut engine = Box::pin(Self {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_ptr`
[INFO] [stdout]   --> src/unsafecode/metype.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let map_ptr: *const HashMap<String, String> = &engine.map;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Counter` is never constructed
[INFO] [stdout]   --> src/advance/union.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct Counter {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Millimeters` is never constructed
[INFO] [stdout]   --> src/advance/union.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct Millimeters(u32);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Meters` is never constructed
[INFO] [stdout]   --> src/advance/union.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | struct Meters(u32);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/advance/abi.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn run() {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]   --> src/advance/abi.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn abs(input: i32) -> i32;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/advance/global.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn run() {}
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/advance/newtype.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct People {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 15 |     notes: HashMap<i32, String>,
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `People` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_long_type` is never used
[INFO] [stdout]   --> src/advance/alias.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn take_long_type(f: Box<dyn Fn() + Send + 'static>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Thunk` is never used
[INFO] [stdout]   --> src/advance/alias.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 | type Thunk = Box<dyn Fn() + Send + 'static>;
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_short_type` is never used
[INFO] [stdout]   --> src/advance/alias.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn take_short_type(f: Thunk){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/advance/alias.rs:44:6
[INFO] [stdout]    |
[INFO] [stdout] 44 | type Result<T> = std::result::Result<T, std::io::Error>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guess_number` is never used
[INFO] [stdout]  --> src/advance/nevertype.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn guess_number() {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/advance/usestatic.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn run() {}
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `all_handle` is never used
[INFO] [stdout]   --> src/branch/match_use.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn all_handle(other: i8) {}
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reroll` is never used
[INFO] [stdout]   --> src/branch/match_use.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn reroll() {}
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_one_fun` is never used
[INFO] [stdout]    --> src/closures/closure.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn add_one_fun(x: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]    --> src/closures/closure.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 226 | struct Rectangle {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 227 |     width: u32,
[INFO] [stdout] 228 |     height: u32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Rectangle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_fn` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn call_fn<F: Fn()>(f: F) {}
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_fn_mut` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn call_fn_mut<F: FnMut()>(f: F){}
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_fn_once` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn call_fn_once<F: FnOnce()>(f: F) {}
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `use_closure` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn use_closure() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_fn` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn return_fn() -> impl Fn() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_fn_mut` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn return_fn_mut() -> impl FnMut() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_fn_once` is never used
[INFO] [stdout]   --> src/closures/closure_args.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn return_fn_once() -> impl FnOnce() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_linux_ip_with_address` is never used
[INFO] [stdout]   --> src/command/syscall.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn parse_linux_ip_with_address() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_linux_ip` is never used
[INFO] [stdout]   --> src/command/syscall.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn get_linux_ip(output: &str) -> Ipv4Addr {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify_1` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify_2` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify_3` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn notify_3(item: &(impl Summary + Display)) {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify_4` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn notify_4<T: Summary + Display>(item: &T) {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `some_fun` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `some_fun_1` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_summarizable` is never used
[INFO] [stdout]    --> src/generic/gentrait.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn return_summarizable() -> impl Summary {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lagest_reference` is never used
[INFO] [stdout]   --> src/generic/gentype.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn lagest_reference<T: PartialOrd>(list: &[T]) -> &T {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> src/generic/gentype.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Point<T> {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 71 |     x: T,
[INFO] [stdout]    |     ^
[INFO] [stdout] 72 |     y: T,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `x` is never used
[INFO] [stdout]   --> src/generic/gentype.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl<T> Point<T> {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 85 |     fn x(&self) -> &T {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `distance_from_origin` is never used
[INFO] [stdout]   --> src/generic/gentype.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | impl Point<f32> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 94 |     fn distance_from_origin(&self) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `level` is never used
[INFO] [stdout]    --> src/generic/lifetimes.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 280 | impl<'a> ImportantExcerpt<'a> {
[INFO] [stdout]     | ----------------------------- method in this implementation
[INFO] [stdout] 281 |     fn level(&self) -> i32 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest_with_an_announcement` is never used
[INFO] [stdout]    --> src/generic/lifetimes.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn longest_with_an_announcement<'a, T>(x: &'a str, y: &'a str, ann: T) -> &'a str
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_panic` is never used
[INFO] [stdout]   --> src/handlerr/panic_macro.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn make_panic() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `last_char_of_lastline` is never used
[INFO] [stdout]    --> src/handlerr/result.rs:157:4
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn last_char_of_lastline(text: &str) -> Option<char> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/intellpoint/boxtype.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Cons(i32, Box<List>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 27 -     Cons(i32, Box<List>),
[INFO] [stdout] 27 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/intellpoint/rctype.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Cons(i32, Rc<List>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Cons(i32, Rc<List>),
[INFO] [stdout] 10 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/intellpoint/rc_refcell.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 8 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout] 8 +     Cons((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Crons(i32, RefCell<Rc<Cycle>>),
[INFO] [stdout]    |     ----- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cycle` 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] 42 -     Crons(i32, RefCell<Rc<Cycle>>),
[INFO] [stdout] 42 +     Crons((), RefCell<Rc<Cycle>>),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `children` are never read
[INFO] [stdout]   --> src/intellpoint/cycle_ref.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct Node {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout]  9 |     value: i32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     parent: RefCell<Weak<Node>>,
[INFO] [stdout] 11 |     children: RefCell<Vec<Rc<Node>>>,
[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: struct `WorkType` is never constructed
[INFO] [stdout]  --> src/intellpoint/phantomData.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct WorkType<T> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/intellpoint/phantomData.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl <T>  WorkType<T>  {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] 13 |     fn new(t: T) -> WorkType<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_phantom_data` is never used
[INFO] [stdout]   --> src/intellpoint/phantomData.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn test_phantom_data() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iterator_collection` is never used
[INFO] [stdout]    --> src/iterator/iter.rs:159:4
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn iterator_collection() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iter_borrow_and_ownership` is never used
[INFO] [stdout]    --> src/iterator/iter.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn iter_borrow_and_ownership() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap_struct` is never used
[INFO] [stdout]   --> src/pattern/pgrammer.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn unwrap_struct() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/pattern/pgrammer.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap_enum` is never used
[INFO] [stdout]   --> src/pattern/pgrammer.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn unwrap_enum() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:120:6
[INFO] [stdout]     |
[INFO] [stdout] 120 | enum Message {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap_nest_enum_struct` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn unwrap_nest_enum_struct() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:143:6
[INFO] [stdout]     |
[INFO] [stdout] 143 | enum Color {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Msg` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:148:6
[INFO] [stdout]     |
[INFO] [stdout] 148 | enum Msg {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap_struct_tuple` is never used
[INFO] [stdout]    --> src/pattern/pgrammer.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn unwrap_struct_tuple() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ignore_double_dot` is never used
[INFO] [stdout]   --> src/pattern/ignore.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn ignore_double_dot() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/pattern/ignore.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iter_recv` is never used
[INFO] [stdout]   --> src/thread/channel.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn iter_recv() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `channel` is never used
[INFO] [stdout]   --> src/thread/channel.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn channel() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mutex_api` is never used
[INFO] [stdout]   --> src/thread/mutex.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn mutex_api() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `multiple_thread_with_mutex` is never used
[INFO] [stdout]   --> src/thread/mutex.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn multiple_thread_with_mutex() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `name` are never read
[INFO] [stdout]  --> src/thread/thread.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Person {
[INFO] [stdout]   |        ------ fields in this struct
[INFO] [stdout] 5 |     id: i32,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast` is never used
[INFO] [stdout]   --> src/thread/librayon.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn broadcast() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nest_scope` is never used
[INFO] [stdout]   --> src/thread/librayon.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn nest_scope() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `custom_pool` is never used
[INFO] [stdout]   --> src/thread/librayon.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn custom_pool() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_val` is never used
[INFO] [stdout]    --> src/thread/librayon.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn sum_val() {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_primes` is never used
[INFO] [stdout]    --> src/thread/librayon.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn find_primes() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_prime` is never used
[INFO] [stdout]    --> src/thread/librayon.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn is_prime(n: u64) -> bool {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind` and `address` are never read
[INFO] [stdout]   --> src/variable/venum.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct IpAddr {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 15 |     kind: IpAddrKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     address: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/variable/venum.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     V4(u8,u8,u8,u8),
[INFO] [stdout]    |     -- ^^ ^^ ^^ ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 41 -     V4(u8,u8,u8,u8),
[INFO] [stdout] 41 +     V4((),(),(),()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `address` is never read
[INFO] [stdout]   --> src/variable/venum.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     V6{
[INFO] [stdout]    |     -- field in this variant
[INFO] [stdout] 43 |         address: String
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `1` and `2` are never read
[INFO] [stdout]   --> src/variable/vstruct.rs:90:19
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        -----      ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `2` are never read
[INFO] [stdout]   --> src/variable/vstruct.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct Point(i32, i32, i32);
[INFO] [stdout]    |        ----- ^^^       ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 91 - struct Point(i32, i32, i32);
[INFO] [stdout] 91 + struct Point((), i32, ());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_hold` is never used
[INFO] [stdout]    --> src/variable/vstruct.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | impl Rectangle {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn can_hold(&self, other: &Rectangle) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/variable/vvec.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     Int(i32),
[INFO] [stdout]     |     --- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpreadSheetCell` 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] 116 -     Int(i32),
[INFO] [stdout] 116 +     Int(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/variable/vvec.rs:117:11
[INFO] [stdout]     |
[INFO] [stdout] 117 |     Float(f64),
[INFO] [stdout]     |     ----- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpreadSheetCell` 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] 117 -     Float(f64),
[INFO] [stdout] 117 +     Float(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/variable/vvec.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Text(String),
[INFO] [stdout]     |     ---- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpreadSheetCell` 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] 118 -     Text(String),
[INFO] [stdout] 118 +     Text(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Yris` is never used
[INFO] [stdout]   --> src/traits/objects.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub trait Yris {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Xris` is never used
[INFO] [stdout]   --> src/traits/objects.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub trait Xris {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `A` is never used
[INFO] [stdout]   --> src/traits/objects.rs:80:7
[INFO] [stdout]    |
[INFO] [stdout] 80 | trait A {
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `X` is never constructed
[INFO] [stdout]   --> src/traits/objects.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct X;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_clone` is never used
[INFO] [stdout]   --> src/traits/embed.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn copy_clone() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `into` is never used
[INFO] [stdout]   --> src/traits/embed.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn into() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `as_ref_mut` is never used
[INFO] [stdout]    --> src/traits/embed.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn as_ref_mut() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iterator_for` is never used
[INFO] [stdout]    --> src/traits/embed.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn iterator_for() {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]    --> src/traits/embed.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | struct User {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyBox` is never constructed
[INFO] [stdout]    --> src/traits/embed.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 | struct MyBox<T>(T);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `drop_user_trait` is never used
[INFO] [stdout]    --> src/traits/embed.rs:191:4
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn drop_user_trait() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dref_box` is never used
[INFO] [stdout]    --> src/traits/embed.rs:203:4
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn dref_box() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_string_ref` is never used
[INFO] [stdout]    --> src/traits/embed.rs:219:4
[INFO] [stdout]     |
[INFO] [stdout] 219 | fn take_string_ref(v: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `phantomData` should have a snake case name
[INFO] [stdout]  --> src/intellpoint/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod phantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to snake case: `phantom_data`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/intellpoint/refcell.rs:105:26
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn new(messager: &T, max: usize) -> LimitTracker<T> {
[INFO] [stdout]     |                          ^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn new(messager: &T, max: usize) -> LimitTracker<'_, T> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Counter` should have a snake case name
[INFO] [stdout]   --> src/iterator/custom_iter.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let mut Counter = Counter::new();
[INFO] [stdout]    |                 ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `shareReference` should have a snake case name
[INFO] [stdout]  --> src/ownership/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod shareReference;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `share_reference`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/thread/builder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     handler.join();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = handler.join();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/thread/share_data.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |         println!("{DATA:?}");
[INFO] [stdout]    |                    ^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.36s
[INFO] running `Command { std: "docker" "inspect" "93953a6eadf6a53a1627c227020ff004a70c7923b6695f217ec78a537c61b42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93953a6eadf6a53a1627c227020ff004a70c7923b6695f217ec78a537c61b42d", kill_on_drop: false }`
[INFO] [stdout] 93953a6eadf6a53a1627c227020ff004a70c7923b6695f217ec78a537c61b42d
