[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] d5580d462f1f9baa1150334581879e7aee2119b2
[INFO] testing UnicornRust/Rust-Grammer against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnicornRust%2FRust-Grammer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UnicornRust/Rust-Grammer on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0f5c862ae024613feb2a52c27f3b939c1302e5c50c86ff6e82a0c31667f43dc
[INFO] running `Command { std: "docker" "start" "-a" "c0f5c862ae024613feb2a52c27f3b939c1302e5c50c86ff6e82a0c31667f43dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0f5c862ae024613feb2a52c27f3b939c1302e5c50c86ff6e82a0c31667f43dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f5c862ae024613feb2a52c27f3b939c1302e5c50c86ff6e82a0c31667f43dc", kill_on_drop: false }`
[INFO] [stdout] c0f5c862ae024613feb2a52c27f3b939c1302e5c50c86ff6e82a0c31667f43dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcc360c19bdfe59cb5244af1ee514cf501b845922deb9bbfd9f032bf78e0ec50
[INFO] running `Command { std: "docker" "start" "-a" "fcc360c19bdfe59cb5244af1ee514cf501b845922deb9bbfd9f032bf78e0ec50", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling env_filter v0.1.0
[INFO] [stderr]    Compiling env_logger v0.11.3
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling rs_grammer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc`
[INFO] [stdout]  --> src/intellpoint/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rc;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cycle_ref::cycle`
[INFO] [stdout]  --> src/intellpoint/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cycle_ref::cycle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[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: `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: 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: `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)]` 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: `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: 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: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]    = note: `#[warn(unused_mut)]` on by default
[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: 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: 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: `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: 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:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     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:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     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:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let v3 = v.clone();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]   --> src/prelude/option.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     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:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let none: Option<i32> = None;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_none`
[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)]` on by default
[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 `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:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 |     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] 30 |     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((), ()),
[INFO] [stdout]    |          ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     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] 11 |     Cons((), ()),
[INFO] [stdout]    |          ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |     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] 36 |     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: 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: 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((),(),(),()),
[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, ());
[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(()),
[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(()),
[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(()),
[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:82:7
[INFO] [stdout]    |
[INFO] [stdout] 82 | trait A {
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `X` is never constructed
[INFO] [stdout]   --> src/traits/objects.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | struct X;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_clone` is never used
[INFO] [stdout]  --> src/traits/embed.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn copy_clone() {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `into` is never used
[INFO] [stdout]   --> src/traits/embed.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | 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:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn as_ref_mut() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `declare` is never used
[INFO] [stdout]  --> src/prelude/option.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn declare() {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cycleRef` should have a snake case name
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn cycleRef() {
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to snake case: `cycle_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[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: function `premain` is never used
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn premain() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.63s
[INFO] running `Command { std: "docker" "inspect" "fcc360c19bdfe59cb5244af1ee514cf501b845922deb9bbfd9f032bf78e0ec50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc360c19bdfe59cb5244af1ee514cf501b845922deb9bbfd9f032bf78e0ec50", kill_on_drop: false }`
[INFO] [stdout] fcc360c19bdfe59cb5244af1ee514cf501b845922deb9bbfd9f032bf78e0ec50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da14dcbbb3ac8e28be25afb32506ff51593c1ca9af7f04704522475cf0c810a2
[INFO] running `Command { std: "docker" "start" "-a" "da14dcbbb3ac8e28be25afb32506ff51593c1ca9af7f04704522475cf0c810a2", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::rc`
[INFO] [stdout]  --> src/intellpoint/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rc;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cycle_ref::cycle`
[INFO] [stdout]  --> src/intellpoint/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cycle_ref::cycle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[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: `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: 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: `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)]` 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: `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: 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: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]    = note: `#[warn(unused_mut)]` on by default
[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: 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: 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: `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: 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:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     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:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     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:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let v3 = v.clone();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]   --> src/prelude/option.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     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:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let none: Option<i32> = None;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_none`
[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)]` on by default
[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 `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:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 |     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] 30 |     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((), ()),
[INFO] [stdout]    |          ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     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] 11 |     Cons((), ()),
[INFO] [stdout]    |          ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |     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] 36 |     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: 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: 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((),(),(),()),
[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, ());
[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(()),
[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(()),
[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(()),
[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:82:7
[INFO] [stdout]    |
[INFO] [stdout] 82 | trait A {
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `X` is never constructed
[INFO] [stdout]   --> src/traits/objects.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | struct X;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_clone` is never used
[INFO] [stdout]  --> src/traits/embed.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn copy_clone() {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `into` is never used
[INFO] [stdout]   --> src/traits/embed.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | 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:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn as_ref_mut() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `declare` is never used
[INFO] [stdout]  --> src/prelude/option.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn declare() {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cycleRef` should have a snake case name
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn cycleRef() {
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to snake case: `cycle_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[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] [stderr]    Compiling rs_grammer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `premain` is never used
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn premain() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `premain` is never used
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn premain() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc`
[INFO] [stdout]  --> src/intellpoint/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rc;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cycle_ref::cycle`
[INFO] [stdout]  --> src/intellpoint/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cycle_ref::cycle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[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: `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: 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: `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)]` 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: `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: 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: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]    = note: `#[warn(unused_mut)]` on by default
[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: 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: 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: `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: 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:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     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:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     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:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let v3 = v.clone();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]   --> src/prelude/option.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     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:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let none: Option<i32> = None;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_none`
[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)]` on by default
[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 `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:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 |     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] 30 |     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((), ()),
[INFO] [stdout]    |          ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     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] 11 |     Cons((), ()),
[INFO] [stdout]    |          ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |     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] 36 |     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: 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: 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((),(),(),()),
[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, ());
[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(()),
[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(()),
[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(()),
[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:82:7
[INFO] [stdout]    |
[INFO] [stdout] 82 | trait A {
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `X` is never constructed
[INFO] [stdout]   --> src/traits/objects.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | struct X;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_clone` is never used
[INFO] [stdout]  --> src/traits/embed.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn copy_clone() {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `into` is never used
[INFO] [stdout]   --> src/traits/embed.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | 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:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn as_ref_mut() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `declare` is never used
[INFO] [stdout]  --> src/prelude/option.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn declare() {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cycleRef` should have a snake case name
[INFO] [stdout]   --> src/intellpoint/rc_refcell.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn cycleRef() {
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to snake case: `cycle_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "da14dcbbb3ac8e28be25afb32506ff51593c1ca9af7f04704522475cf0c810a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da14dcbbb3ac8e28be25afb32506ff51593c1ca9af7f04704522475cf0c810a2", kill_on_drop: false }`
[INFO] [stdout] da14dcbbb3ac8e28be25afb32506ff51593c1ca9af7f04704522475cf0c810a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b106cbf1da9826421f99342acab6dcbfe5c95ee7433d7cebb828cd847cec536
[INFO] running `Command { std: "docker" "start" "-a" "8b106cbf1da9826421f99342acab6dcbfe5c95ee7433d7cebb828cd847cec536", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::rc`
[INFO] [stderr]  --> src/intellpoint/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::rc;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cycle_ref::cycle`
[INFO] [stderr]  --> src/intellpoint/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cycle_ref::cycle;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `cmp::Ordering` and `io`
[INFO] [stderr]  --> src/loops/loop_use.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{cmp::Ordering, io};
[INFO] [stderr]   |           ^^^^^^^^^^^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::time`
[INFO] [stderr]  --> src/variable/varray.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::time;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/variable/vvec.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Error`
[INFO] [stderr]  --> src/prelude/result.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::BorrowMut`
[INFO] [stderr]  --> src/intellpoint/cycle_ref.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{borrow::BorrowMut, cell::RefCell, rc::{Rc, Weak}};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/advance/raw.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let r = address as *const i32;
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> src/advance/alias.rs:27:19
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn take_long_type(f: Box<dyn Fn() + Send + 'static>) {
[INFO] [stderr]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> src/advance/alias.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn take_short_type(f: Thunk){
[INFO] [stderr]    |                    ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `post`
[INFO] [stderr]   --> src/blog/statemode.rs:86:27
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> src/branch/match_use.rs:75:15
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn all_handle(other: i8) {}
[INFO] [stderr]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `item1`
[INFO] [stderr]    --> src/generic/gentrait.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_item1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `item2`
[INFO] [stderr]    --> src/generic/gentrait.rs:107:35
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `item1`
[INFO] [stderr]    --> src/generic/gentrait.rs:112:25
[INFO] [stderr]     |
[INFO] [stderr] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_item1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `item`
[INFO] [stderr]    --> src/generic/gentrait.rs:112:36
[INFO] [stderr]     |
[INFO] [stderr] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stderr]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `item`
[INFO] [stderr]    --> src/generic/gentrait.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 | fn notify_3(item: &(impl Summary + Display)) {}
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `item`
[INFO] [stderr]    --> src/generic/gentrait.rs:120:35
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn notify_4<T: Summary + Display>(item: &T) {}
[INFO] [stderr]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/generic/gentrait.rs:127:51
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stderr]     |                                                   ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/generic/gentrait.rs:127:58
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stderr]     |                                                          ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/generic/gentrait.rs:132:21
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/generic/gentrait.rs:132:28
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stderr]     |                            ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/iofs/pathfile.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let file = OpenOptions::new()
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/iofs/pathfile.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let mut output = match output {
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/iofs/pathfile.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let mut file = File::open(path).unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/iofs/pathfile.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |     let mut file2 = File::open(path).unwrap();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ownership/dynamicsize.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let mut string_data = String::from("hello world");
[INFO] [stderr]    |         ----^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `owner_new`
[INFO] [stderr]    --> src/ownership/dynamicsize.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let owner_new = owner_old;
[INFO] [stderr]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_owner_new`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `role2`
[INFO] [stderr]   --> src/ownership/shareReference.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let role2 = role1; // 只有 role1 把 所有权交给 role2, role2 才能访问
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_role2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/ownership/shareReference.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut dynamic_source = String::from("Content");
[INFO] [stderr]   |         ----^^^^^^^^^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rela1`
[INFO] [stderr]   --> src/ownership/shareReference.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let rela1 = container.clone();
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_rela1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rela2`
[INFO] [stderr]   --> src/ownership/shareReference.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let rela2 = container.clone();
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_rela2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/ownership/ownership.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut data = String::from("The value world is True");
[INFO] [stderr]   |         ----^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/ownership/ownership.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let y = s;
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r1`
[INFO] [stderr]   --> src/ownership/ownership.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let r1 = &s;
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r2`
[INFO] [stderr]   --> src/ownership/ownership.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |     let r2 = &s;
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s1`
[INFO] [stderr]   --> src/ownership/ownership.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let s1 = &mut s;
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_s1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/pattern/matching.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let x = 5;
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `feet`
[INFO] [stderr]    --> src/pattern/pgrammer.rs:162:11
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stderr]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_feet`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inches`
[INFO] [stderr]    --> src/pattern/pgrammer.rs:162:17
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/pattern/pgrammer.rs:162:34
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stderr]     |                                  ^ help: try ignoring the field: `x: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/pattern/pgrammer.rs:162:37
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let ((feet, inches), Point { x, y }) = ((3, 19), Point { x: 3, y: -10 });
[INFO] [stderr]     |                                     ^ help: try ignoring the field: `y: _`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/variable/vvec.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let mut vec2 = vec![1, 2, 3, 4];
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/eventloop/handler.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let message = format!("{} => {}", event, data);
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `owner_two`
[INFO] [stderr]   --> src/traits/embed.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let owner_two = owner_one;
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_owner_two`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v2`
[INFO] [stderr]   --> src/traits/embed.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let v2 = v1.clone();
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v3`
[INFO] [stderr]   --> src/traits/embed.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let v3 = v.clone();
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hello`
[INFO] [stderr]   --> src/prelude/option.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let hello = Some("hello");
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `number`
[INFO] [stderr]   --> src/prelude/option.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let number = Some(5);
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `none`
[INFO] [stderr]   --> src/prelude/option.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let none: Option<i32> = None;
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_none`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Counter` is never constructed
[INFO] [stderr]   --> src/advance/union.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | struct Counter {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/advance/abi.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn run() {
[INFO] [stderr]   |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `abs` is never used
[INFO] [stderr]   --> src/advance/abi.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn abs(input: i32) -> i32;
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/advance/global.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn run() {}
[INFO] [stderr]   |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]   --> src/advance/newtype.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct People {
[INFO] [stderr]    |        ------ field in this struct
[INFO] [stderr] 15 |     notes: HashMap<i32, String>,
[INFO] [stderr] 16 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `People` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `take_long_type` is never used
[INFO] [stderr]   --> src/advance/alias.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn take_long_type(f: Box<dyn Fn() + Send + 'static>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Thunk` is never used
[INFO] [stderr]   --> src/advance/alias.rs:32:6
[INFO] [stderr]    |
[INFO] [stderr] 32 | type Thunk = Box<dyn Fn() + Send + 'static>;
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `take_short_type` is never used
[INFO] [stderr]   --> src/advance/alias.rs:34:4
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn take_short_type(f: Thunk){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Result` is never used
[INFO] [stderr]   --> src/advance/alias.rs:44:6
[INFO] [stderr]    |
[INFO] [stderr] 44 | type Result<T> = std::result::Result<T, std::io::Error>;
[INFO] [stderr]    |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `guess_number` is never used
[INFO] [stderr]  --> src/advance/nevertype.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn guess_number() {
[INFO] [stderr]   |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/advance/usestatic.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn run() {}
[INFO] [stderr]   |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `all_handle` is never used
[INFO] [stderr]   --> src/branch/match_use.rs:75:4
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn all_handle(other: i8) {}
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `reroll` is never used
[INFO] [stderr]   --> src/branch/match_use.rs:77:4
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn reroll() {}
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `add_one_fun` is never used
[INFO] [stderr]    --> src/closures/closure.rs:103:4
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn add_one_fun(x: u32) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `height` is never read
[INFO] [stderr]    --> src/closures/closure.rs:228:5
[INFO] [stderr]     |
[INFO] [stderr] 226 | struct Rectangle {
[INFO] [stderr]     |        --------- field in this struct
[INFO] [stderr] 227 |     width: u32,
[INFO] [stderr] 228 |     height: u32,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Rectangle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/closures/cache.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | / impl <T, U, R> Cache<T, U, R> 
[INFO] [stderr] 15 | |     where T: Fn(U) -> R,
[INFO] [stderr] 16 | |         U : Eq + std::hash::Hash + Clone, 
[INFO] [stderr] 17 | |         R : std::clone::Clone,
[INFO] [stderr]    | |______________________________- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 20 |       fn new(calculate: T) -> Cache<T, U, R> {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_linux_ip_with_address` is never used
[INFO] [stderr]   --> src/command/syscall.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn parse_linux_ip_with_address() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_linux_ip` is never used
[INFO] [stderr]   --> src/command/syscall.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn get_linux_ip(output: &str) -> Ipv4Addr {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `notify_1` is never used
[INFO] [stderr]    --> src/generic/gentrait.rs:107:4
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn notify_1(item1: &impl Summary, item2: &impl Summary) {}
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `notify_2` is never used
[INFO] [stderr]    --> src/generic/gentrait.rs:112:4
[INFO] [stderr]     |
[INFO] [stderr] 112 | fn notify_2<T: Summary>(item1: &T, item: &T) {}
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `notify_3` is never used
[INFO] [stderr]    --> src/generic/gentrait.rs:117:4
[INFO] [stderr]     |
[INFO] [stderr] 117 | fn notify_3(item: &(impl Summary + Display)) {}
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `notify_4` is never used
[INFO] [stderr]    --> src/generic/gentrait.rs:120:4
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn notify_4<T: Summary + Display>(item: &T) {}
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `some_fun` is never used
[INFO] [stderr]    --> src/generic/gentrait.rs:127:4
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn some_fun<T: Display + Clone, U: Clone + Debug>(t: &T, u: &U) -> i32 {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `some_fun_1` is never used
[INFO] [stderr]    --> src/generic/gentrait.rs:132:4
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn some_fun_1<T, U>(t: &T, u: &U) -> i32
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `return_summarizable` is never used
[INFO] [stderr]    --> src/generic/gentrait.rs:149:4
[INFO] [stderr]     |
[INFO] [stderr] 149 | fn return_summarizable() -> impl Summary {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `lagest_reference` is never used
[INFO] [stderr]   --> src/generic/gentype.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn lagest_reference<T: PartialOrd>(list: &[T]) -> &T {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `x` and `y` are never read
[INFO] [stderr]   --> src/generic/gentype.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | struct Point<T> {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] 71 |     x: T,
[INFO] [stderr]    |     ^
[INFO] [stderr] 72 |     y: T,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `x` is never used
[INFO] [stderr]   --> src/generic/gentype.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 84 | impl<T> Point<T> {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] 85 |     fn x(&self) -> &T {
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: method `distance_from_origin` is never used
[INFO] [stderr]   --> src/generic/gentype.rs:94:8
[INFO] [stderr]    |
[INFO] [stderr] 93 | impl Point<f32> {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] 94 |     fn distance_from_origin(&self) -> f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `level` is never used
[INFO] [stderr]    --> src/generic/lifetimes.rs:281:8
[INFO] [stderr]     |
[INFO] [stderr] 280 | impl<'a> ImportantExcerpt<'a> {
[INFO] [stderr]     | ----------------------------- method in this implementation
[INFO] [stderr] 281 |     fn level(&self) -> i32 {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `longest_with_an_announcement` is never used
[INFO] [stderr]    --> src/generic/lifetimes.rs:304:4
[INFO] [stderr]     |
[INFO] [stderr] 304 | fn longest_with_an_announcement<'a, T>(x: &'a str, y: &'a str, ann: T) -> &'a str
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `make_panic` is never used
[INFO] [stderr]   --> src/handlerr/panic_macro.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn make_panic() {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `last_char_of_lastline` is never used
[INFO] [stderr]    --> src/handlerr/result.rs:157:4
[INFO] [stderr]     |
[INFO] [stderr] 157 | fn last_char_of_lastline(text: &str) -> Option<char> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/intellpoint/boxtype.rs:30:10
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Cons(i32, Box<List>),
[INFO] [stderr]    |     ---- ^^^  ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Cons((), ()),
[INFO] [stderr]    |          ~~  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/intellpoint/rctype.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Cons(i32, Rc<List>),
[INFO] [stderr]    |     ---- ^^^  ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Cons((), ()),
[INFO] [stderr]    |          ~~  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/intellpoint/rc_refcell.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stderr]    |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Cons((), ()),
[INFO] [stderr]    |          ~~  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/intellpoint/rc_refcell.rs:36:11
[INFO] [stderr]    |
[INFO] [stderr] 36 |     Crons(i32, RefCell<Rc<Cycle>>),
[INFO] [stderr]    |     ----- ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Cycle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 36 |     Crons((), RefCell<Rc<Cycle>>),
[INFO] [stderr]    |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: fields `value` and `children` are never read
[INFO] [stderr]   --> src/intellpoint/cycle_ref.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | struct Node {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 9  |     value: i32,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 10 |     parent: RefCell<Weak<Node>>,
[INFO] [stderr] 11 |     children: RefCell<Vec<Rc<Node>>>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `unwrap_struct` is never used
[INFO] [stderr]   --> src/pattern/pgrammer.rs:68:4
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn unwrap_struct() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Point` is never constructed
[INFO] [stderr]   --> src/pattern/pgrammer.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 | struct Point {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `unwrap_enum` is never used
[INFO] [stderr]   --> src/pattern/pgrammer.rs:98:4
[INFO] [stderr]    |
[INFO] [stderr] 98 | fn unwrap_enum() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Message` is never used
[INFO] [stderr]    --> src/pattern/pgrammer.rs:120:6
[INFO] [stderr]     |
[INFO] [stderr] 120 | enum Message {
[INFO] [stderr]     |      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `unwrap_nest_enum_struct` is never used
[INFO] [stderr]    --> src/pattern/pgrammer.rs:130:4
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn unwrap_nest_enum_struct() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Color` is never used
[INFO] [stderr]    --> src/pattern/pgrammer.rs:143:6
[INFO] [stderr]     |
[INFO] [stderr] 143 | enum Color {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Msg` is never used
[INFO] [stderr]    --> src/pattern/pgrammer.rs:148:6
[INFO] [stderr]     |
[INFO] [stderr] 148 | enum Msg {
[INFO] [stderr]     |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `unwrap_struct_tuple` is never used
[INFO] [stderr]    --> src/pattern/pgrammer.rs:158:4
[INFO] [stderr]     |
[INFO] [stderr] 158 | fn unwrap_struct_tuple() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `ignore_double_dot` is never used
[INFO] [stderr]   --> src/pattern/ignore.rs:88:4
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn ignore_double_dot() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Point` is never constructed
[INFO] [stderr]   --> src/pattern/ignore.rs:97:8
[INFO] [stderr]    |
[INFO] [stderr] 97 | struct Point {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `kind` and `address` are never read
[INFO] [stderr]   --> src/variable/venum.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct IpAddr {
[INFO] [stderr]    |        ------ fields in this struct
[INFO] [stderr] 15 |     kind: IpAddrKind,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 16 |     address: String,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stderr]   --> src/variable/venum.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 |     V4(u8,u8,u8,u8),
[INFO] [stderr]    |     -- ^^ ^^ ^^ ^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 41 |     V4((),(),(),()),
[INFO] [stderr]    |        ~~ ~~ ~~ ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `address` is never read
[INFO] [stderr]   --> src/variable/venum.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     V6{
[INFO] [stderr]    |     -- field in this variant
[INFO] [stderr] 43 |         address: String
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `1` and `2` are never read
[INFO] [stderr]   --> src/variable/vstruct.rs:90:19
[INFO] [stderr]    |
[INFO] [stderr] 90 | struct Color(i32, i32, i32);
[INFO] [stderr]    |        -----      ^^^  ^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        fields in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing these fields
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `2` are never read
[INFO] [stderr]   --> src/variable/vstruct.rs:91:14
[INFO] [stderr]    |
[INFO] [stderr] 91 | struct Point(i32, i32, i32);
[INFO] [stderr]    |        ----- ^^^       ^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        fields in this struct
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 91 | struct Point((), i32, ());
[INFO] [stderr]    |              ~~       ~~
[INFO] [stderr] 
[INFO] [stderr] warning: method `can_hold` is never used
[INFO] [stderr]    --> src/variable/vstruct.rs:145:8
[INFO] [stderr]     |
[INFO] [stderr] 126 | impl Rectangle {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 145 |     fn can_hold(&self, other: &Rectangle) -> bool {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/variable/vvec.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     Int(i32),
[INFO] [stderr]     |     --- ^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `SpreadSheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 116 |     Int(()),
[INFO] [stderr]     |         ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/variable/vvec.rs:117:11
[INFO] [stderr]     |
[INFO] [stderr] 117 |     Float(f64),
[INFO] [stderr]     |     ----- ^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `SpreadSheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 117 |     Float(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/variable/vvec.rs:118:10
[INFO] [stderr]     |
[INFO] [stderr] 118 |     Text(String),
[INFO] [stderr]     |     ---- ^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `SpreadSheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 118 |     Text(()),
[INFO] [stderr]     |          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Yris` is never used
[INFO] [stderr]   --> src/traits/objects.rs:58:11
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub trait Yris {
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Xris` is never used
[INFO] [stderr]   --> src/traits/objects.rs:63:11
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub trait Xris {
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `A` is never used
[INFO] [stderr]   --> src/traits/objects.rs:82:7
[INFO] [stderr]    |
[INFO] [stderr] 82 | trait A {
[INFO] [stderr]    |       ^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `X` is never constructed
[INFO] [stderr]   --> src/traits/objects.rs:98:8
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 98 | struct X;
[INFO] [stdout] running 10 tests
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: function `copy_clone` is never used
[INFO] [stderr]  --> src/traits/embed.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn copy_clone() {
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `into` is never used
[INFO] [stderr]   --> src/traits/embed.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn into() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `as_ref_mut` is never used
[INFO] [stderr]   --> src/traits/embed.rs:99:4
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn as_ref_mut() {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `declare` is never used
[INFO] [stdout] test closures::cache::tests::tset_cache_result ... ok
[INFO] [stderr]  --> src/prelude/option.rs:9:4
[INFO] [stdout] test test::test_ignore ... ignored
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn declare() {
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stdout] test test::test_assert_nq ... ok
[INFO] [stderr] 
[INFO] [stdout] test test::test_result ... ok
[INFO] [stderr] warning: function `cycleRef` should have a snake case name
[INFO] [stderr]   --> src/intellpoint/rc_refcell.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn cycleRef() {
[INFO] [stderr]    |        ^^^^^^^^ help: convert the identifier to snake case: `cycle_ref`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `shareReference` should have a snake case name
[INFO] [stdout] test intellpoint::refcell::tests::it_works ... ok
[INFO] [stderr]  --> src/ownership/mod.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub mod shareReference;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `share_reference`
[INFO] [stderr] 
[INFO] [stderr] warning: `rs_grammer` (lib) generated 117 warnings (run `cargo fix --lib -p rs_grammer` to apply 13 suggestions)
[INFO] [stderr] warning: function `premain` is never used
[INFO] [stderr]   --> src/main.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn premain() {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Counter` should have a snake case name
[INFO] [stderr]   --> src/iterator/custom_iter.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let mut Counter = Counter::new();
[INFO] [stderr]    |                 ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `counter`
[INFO] [stderr] 
[INFO] [stderr] warning: `rs_grammer` (bin "rs_grammer") generated 1 warning
[INFO] [stderr] warning: `rs_grammer` (bin "rs_grammer" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `rs_grammer` (lib test) generated 117 warnings (116 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_grammer-08d9278168be51ee)
[INFO] [stdout] test test::test_assert_eq ... ok
[INFO] [stdout] test iterator::custom_iter::tests::iterator_sum ... ok
[INFO] [stdout] test test::test_use ... FAILED
[INFO] [stdout] test test::test_should_panic - should panic ... ok
[INFO] [stdout] test test::test_assert ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_use stdout ----
[INFO] [stdout] thread 'test::test_use' panicked at src/test.rs:17:5:
[INFO] [stdout] test panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x59ad7bbb830a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x59ad7bbb830a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x59ad7bbb830a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x59ad7bbb830a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x59ad7bbdd5e3 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x59ad7bbdd5e3 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x59ad7bbb54d3 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x59ad7bbb8152 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x59ad7bbb976a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x59ad7bbb9574 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x59ad7bb81509 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x59ad7bb81509 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x59ad7bbb9e08 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x59ad7bbb9e08 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x59ad7bbb9b96 - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:667:13
[INFO] [stdout]   15:     0x59ad7bbb87e9 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x59ad7bbb985c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x59ad7bb41ac0 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x59ad7bb48541 - rs_grammer::test::test_use::h864ef4351dd1882a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:17:5
[INFO] [stdout]   19:     0x59ad7bb484f7 - rs_grammer::test::test_use::{{closure}}::h21e460eda7878d7e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:16:14
[INFO] [stdout]   20:     0x59ad7bb42c06 - core::ops::function::FnOnce::call_once::h46fabdebfde28339
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x59ad7bb85ecb - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x59ad7bb85ecb - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   23:     0x59ad7bb85707 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   24:     0x59ad7bb85707 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   25:     0x59ad7bb85707 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   26:     0x59ad7bb85707 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   27:     0x59ad7bb85707 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   28:     0x59ad7bb85707 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   29:     0x59ad7bb85707 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   30:     0x59ad7bb4a9e4 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   31:     0x59ad7bb4a9e4 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   32:     0x59ad7bb4e0ae - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   33:     0x59ad7bb4e0ae - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   34:     0x59ad7bb4e0ae - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   35:     0x59ad7bb4e0ae - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   36:     0x59ad7bb4e0ae - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   37:     0x59ad7bb4e0ae - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   38:     0x59ad7bb4e0ae - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x59ad7bbbdb5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   40:     0x59ad7bbbdb5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   41:     0x59ad7bbbdb5b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   42:     0x76135eb12ac3 - <unknown>
[INFO] [stdout]   43:     0x76135eba3a04 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_assert stdout ----
[INFO] [stdout] thread 'test::test_assert' panicked at src/test.rs:33:5:
[INFO] [stdout] not equals 1 + 2 == 4
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x59ad7bbb830a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x59ad7bbb830a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x59ad7bbb830a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x59ad7bbb830a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x59ad7bbdd5e3 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x59ad7bbdd5e3 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x59ad7bbb54d3 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x59ad7bbb8152 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x59ad7bbb976a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x59ad7bbb9574 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x59ad7bb81509 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x59ad7bb81509 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x59ad7bbb9e08 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x59ad7bbb9e08 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x59ad7bbb9b96 - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:667:13
[INFO] [stdout]   15:     0x59ad7bbb87e9 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x59ad7bbb985c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x59ad7bb41ac0 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x59ad7bb48630 - rs_grammer::test::test_assert::h8276a2cdbe2ef34d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:33:5
[INFO] [stdout]   19:     0x59ad7bb48567 - rs_grammer::test::test_assert::{{closure}}::hc8d42028a5c0a907
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:31:17
[INFO] [stdout]   20:     0x59ad7bb42b46 - core::ops::function::FnOnce::call_once::h0a73d6dcc1a2d561
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x59ad7bb85ecb - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x59ad7bb85ecb - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   23:     0x59ad7bb85707 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   24:     0x59ad7bb85707 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   25:     0x59ad7bb85707 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   26:     0x59ad7bb85707 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   27:     0x59ad7bb85707 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   28:     0x59ad7bb85707 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   29:     0x59ad7bb85707 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   30:     0x59ad7bb4a9e4 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   31:     0x59ad7bb4a9e4 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   32:     0x59ad7bb4e0ae - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   33:     0x59ad7bb4e0ae - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   34:     0x59ad7bb4e0ae - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   35:     0x59ad7bb4e0ae - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   36:     0x59ad7bb4e0ae - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   37:     0x59ad7bb4e0ae - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   38:     0x59ad7bb4e0ae - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x59ad7bbbdb5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   40:     0x59ad7bbbdb5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   41:     0x59ad7bbbdb5b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   42:     0x76135eb12ac3 - <unknown>
[INFO] [stdout]   43:     0x76135eba3a04 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_assert
[INFO] [stdout]     test::test_use
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 2 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b106cbf1da9826421f99342acab6dcbfe5c95ee7433d7cebb828cd847cec536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b106cbf1da9826421f99342acab6dcbfe5c95ee7433d7cebb828cd847cec536", kill_on_drop: false }`
[INFO] [stdout] 8b106cbf1da9826421f99342acab6dcbfe5c95ee7433d7cebb828cd847cec536
