Dec 11 14:28:59.687 INFO checking luiz-antonio/RustSample against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 14:28:59.687 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 14:29:00.150 INFO [stdout] f3683629f1c2926d190f5cf2e21491f557467eee0d436fd02c08561fd889dc86
Dec 11 14:29:00.154 INFO running `"docker" "start" "-a" "f3683629f1c2926d190f5cf2e21491f557467eee0d436fd02c08561fd889dc86"`
Dec 11 14:29:01.956 INFO [stderr] usermod: no changes
Dec 11 14:29:02.012 INFO [stderr]     Checking RustSample v0.1.0 (/source)
Dec 11 14:29:02.796 INFO [stderr] warning: unused variable: `l`
Dec 11 14:29:02.796 INFO [stderr]    --> src/main.rs:126:9
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 126 |     let l = Line {
Dec 11 14:29:02.797 INFO [stderr]     |         ^ help: consider using `_l` instead
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `value`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:171:9
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 171 |     let value = unsafe {iof.i};
Dec 11 14:29:02.797 INFO [stderr]     |         ^^^^^ help: consider using `_value` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `u`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:276:9
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 276 |     let u:&str = &letters;
Dec 11 14:29:02.797 INFO [stderr]     |         ^ help: consider using `_u` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `a`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:301:10
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 301 |     let (a, b) = sp;
Dec 11 14:29:02.797 INFO [stderr]     |          ^ help: consider using `_a` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `b`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:301:13
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 301 |     let (a, b) = sp;
Dec 11 14:29:02.797 INFO [stderr]     |             ^ help: consider using `_b` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `a`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:308:11
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 308 |     let ((a,b),(c,d)) = combined;
Dec 11 14:29:02.797 INFO [stderr]     |           ^ help: consider using `_a` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `b`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:308:13
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 308 |     let ((a,b),(c,d)) = combined;
Dec 11 14:29:02.797 INFO [stderr]     |             ^ help: consider using `_b` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `c`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:308:17
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 308 |     let ((a,b),(c,d)) = combined;
Dec 11 14:29:02.797 INFO [stderr]     |                 ^ help: consider using `_c` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `d`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:308:19
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 308 |     let ((a,b),(c,d)) = combined;
Dec 11 14:29:02.797 INFO [stderr]     |                   ^ help: consider using `_d` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `z`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:321:9
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 321 |         z @ 9...11 => "lots of",
Dec 11 14:29:02.797 INFO [stderr]     |         ^ help: consider using `_z` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `a`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:348:8
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 348 |    let a = Point2 {x:0, y:0};
Dec 11 14:29:02.797 INFO [stderr]     |        ^ help: consider using `_a` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `b`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:349:8
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 349 |    let b = Point2 {x: 1.2, y:3.4};
Dec 11 14:29:02.797 INFO [stderr]     |        ^ help: consider using `_b` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `c`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:350:8
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 350 |    let c:Point2<u16> =  Point2 {x:0, y:4};
Dec 11 14:29:02.797 INFO [stderr]     |        ^ help: consider using `_c` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `d`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:351:8
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 351 |    let d:Point2<f64> = Point2 {x: 1.2, y:3.4};
Dec 11 14:29:02.797 INFO [stderr]     |        ^ help: consider using `_d` instead
Dec 11 14:29:02.797 INFO [stderr] 
Dec 11 14:29:02.797 INFO [stderr] warning: unused variable: `e`
Dec 11 14:29:02.797 INFO [stderr]    --> src/main.rs:353:8
Dec 11 14:29:02.797 INFO [stderr]     |
Dec 11 14:29:02.797 INFO [stderr] 353 |    let e:Point3<u16,i32> = Point3 {x: 0, y:4};
Dec 11 14:29:02.798 INFO [stderr]     |        ^ help: consider using `_e` instead
Dec 11 14:29:02.798 INFO [stderr] 
Dec 11 14:29:02.804 INFO [stderr] warning: unused variable: `borrow_two`
Dec 11 14:29:02.804 INFO [stderr]    --> src/main.rs:412:9
Dec 11 14:29:02.804 INFO [stderr]     |
Dec 11 14:29:02.804 INFO [stderr] 412 |     let borrow_two = &mut two;
Dec 11 14:29:02.804 INFO [stderr]     |         ^^^^^^^^^^ help: consider using `_borrow_two` instead
Dec 11 14:29:02.804 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: unnecessary `unsafe` block
Dec 11 14:29:02.861 INFO [stderr]    --> src/main.rs:169:5
Dec 11 14:29:02.861 INFO [stderr]     |
Dec 11 14:29:02.861 INFO [stderr] 169 |     unsafe { iof.i = 42};
Dec 11 14:29:02.861 INFO [stderr]     |     ^^^^^^ unnecessary `unsafe` block
Dec 11 14:29:02.861 INFO [stderr]     |
Dec 11 14:29:02.861 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: constant item is never used: `MEANING_OF_LIFE`
Dec 11 14:29:02.861 INFO [stderr]  --> src/main.rs:3:1
Dec 11 14:29:02.861 INFO [stderr]   |
Dec 11 14:29:02.861 INFO [stderr] 3 | const MEANING_OF_LIFE:u8 = 42;// substitui todos os MEANING_OF_LIFE do codigo por 42
Dec 11 14:29:02.861 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.861 INFO [stderr]   |
Dec 11 14:29:02.861 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: static item is never used: `MYSTATIC`
Dec 11 14:29:02.861 INFO [stderr]  --> src/main.rs:5:1
Dec 11 14:29:02.861 INFO [stderr]   |
Dec 11 14:29:02.861 INFO [stderr] 5 | static MYSTATIC:u8 = 123; // tem endereço de
Dec 11 14:29:02.861 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: function is never used: `typefun`
Dec 11 14:29:02.861 INFO [stderr]  --> src/main.rs:7:1
Dec 11 14:29:02.861 INFO [stderr]   |
Dec 11 14:29:02.861 INFO [stderr] 7 | fn typefun() {
Dec 11 14:29:02.861 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: function is never used: `if_statement`
Dec 11 14:29:02.861 INFO [stderr]   --> src/main.rs:43:1
Dec 11 14:29:02.861 INFO [stderr]    |
Dec 11 14:29:02.861 INFO [stderr] 43 | fn if_statement() {
Dec 11 14:29:02.861 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: function is never used: `while_and_loop`
Dec 11 14:29:02.861 INFO [stderr]   --> src/main.rs:67:1
Dec 11 14:29:02.861 INFO [stderr]    |
Dec 11 14:29:02.861 INFO [stderr] 67 | fn while_and_loop() {
Dec 11 14:29:02.861 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: function is never used: `for_loop`
Dec 11 14:29:02.861 INFO [stderr]   --> src/main.rs:83:1
Dec 11 14:29:02.861 INFO [stderr]    |
Dec 11 14:29:02.861 INFO [stderr] 83 | fn for_loop() {
Dec 11 14:29:02.861 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: function is never used: `match_statement`
Dec 11 14:29:02.861 INFO [stderr]   --> src/main.rs:92:1
Dec 11 14:29:02.861 INFO [stderr]    |
Dec 11 14:29:02.861 INFO [stderr] 92 | fn match_statement() {
Dec 11 14:29:02.861 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: struct is never constructed: `Point`
Dec 11 14:29:02.861 INFO [stderr]    --> src/main.rs:106:1
Dec 11 14:29:02.861 INFO [stderr]     |
Dec 11 14:29:02.861 INFO [stderr] 106 | struct Point {
Dec 11 14:29:02.861 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:02.861 INFO [stderr] 
Dec 11 14:29:02.861 INFO [stderr] warning: struct is never constructed: `Line`
Dec 11 14:29:02.861 INFO [stderr]    --> src/main.rs:111:1
Dec 11 14:29:02.861 INFO [stderr]     |
Dec 11 14:29:02.861 INFO [stderr] 111 | struct Line {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `structures`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:116:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 116 | fn structures() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: enum is never used: `Color`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:132:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 132 | enum Color {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `enums`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:140:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 140 | fn enums() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: union is never used: `IntOrFloat`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:153:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 153 | union IntOrFloat {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `process_value`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:158:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 158 | fn process_value(iof: IntOrFloat){
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `unions`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:167:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 167 | fn unions() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `options`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:176:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 176 | fn options() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `arrays`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:191:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 191 | fn arrays() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `vectors`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:218:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 218 | fn vectors() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `use_slice`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:245:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 245 | fn use_slice(slice: &mut[i32]){
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `slices`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:250:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 250 | fn slices() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `strings`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:257:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 257 | fn strings() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `sum_and_product`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:289:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 289 | fn sum_and_product(x: i32, y:i32) -> (i32, i32) {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `tuples`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:293:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 293 | fn tuples() {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:02.862 INFO [stderr] 
Dec 11 14:29:02.862 INFO [stderr] warning: function is never used: `how_many`
Dec 11 14:29:02.862 INFO [stderr]    --> src/main.rs:317:1
Dec 11 14:29:02.862 INFO [stderr]     |
Dec 11 14:29:02.862 INFO [stderr] 317 | fn how_many(x:i32) -> &'static str {
Dec 11 14:29:02.862 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: function is never used: `pattern_matching`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:326:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 326 | fn pattern_matching() {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: struct is never constructed: `Point2`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:339:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 339 | struct Point2<T> {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: struct is never constructed: `Point3`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:343:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 343 | struct Point3<T,V> {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: function is never used: `generics`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:347:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 347 | fn generics() {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: function is never used: `print_value`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:355:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 355 | fn print_value(x: i32){
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: function is never used: `increase`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:358:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 358 | fn increase(x: &mut i32){
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: function is never used: `product`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:361:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 361 | fn product(x: i32, y: i32) -> i32 {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: function is never used: `functions`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:364:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 364 | fn functions() {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: struct is never constructed: `Point4`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:377:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 377 | struct Point4 {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: struct is never constructed: `Line4`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:381:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 381 | struct Line4 {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: method is never used: `len`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:386:5
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 386 |     fn len(&self) -> f64 {
Dec 11 14:29:02.863 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.863 INFO [stderr] warning: function is never used: `methods`
Dec 11 14:29:02.863 INFO [stderr]    --> src/main.rs:392:1
Dec 11 14:29:02.863 INFO [stderr]     |
Dec 11 14:29:02.863 INFO [stderr] 392 | fn methods() {
Dec 11 14:29:02.863 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:02.863 INFO [stderr] 
Dec 11 14:29:02.864 INFO [stderr] warning: crate `RustSample` should have a snake case name such as `rust_sample`
Dec 11 14:29:02.864 INFO [stderr]   |
Dec 11 14:29:02.864 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 14:29:02.864 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `l`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:126:9
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 126 |     let l = Line {
Dec 11 14:29:03.021 INFO [stderr]     |         ^ help: consider using `_l` instead
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `value`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:171:9
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 171 |     let value = unsafe {iof.i};
Dec 11 14:29:03.021 INFO [stderr]     |         ^^^^^ help: consider using `_value` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `u`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:276:9
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 276 |     let u:&str = &letters;
Dec 11 14:29:03.021 INFO [stderr]     |         ^ help: consider using `_u` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `a`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:301:10
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 301 |     let (a, b) = sp;
Dec 11 14:29:03.021 INFO [stderr]     |          ^ help: consider using `_a` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `b`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:301:13
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 301 |     let (a, b) = sp;
Dec 11 14:29:03.021 INFO [stderr]     |             ^ help: consider using `_b` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `a`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:308:11
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 308 |     let ((a,b),(c,d)) = combined;
Dec 11 14:29:03.021 INFO [stderr]     |           ^ help: consider using `_a` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `b`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:308:13
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 308 |     let ((a,b),(c,d)) = combined;
Dec 11 14:29:03.021 INFO [stderr]     |             ^ help: consider using `_b` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `c`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:308:17
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 308 |     let ((a,b),(c,d)) = combined;
Dec 11 14:29:03.021 INFO [stderr]     |                 ^ help: consider using `_c` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `d`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:308:19
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 308 |     let ((a,b),(c,d)) = combined;
Dec 11 14:29:03.021 INFO [stderr]     |                   ^ help: consider using `_d` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `z`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:321:9
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 321 |         z @ 9...11 => "lots of",
Dec 11 14:29:03.021 INFO [stderr]     |         ^ help: consider using `_z` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `a`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:348:8
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 348 |    let a = Point2 {x:0, y:0};
Dec 11 14:29:03.021 INFO [stderr]     |        ^ help: consider using `_a` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `b`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:349:8
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 349 |    let b = Point2 {x: 1.2, y:3.4};
Dec 11 14:29:03.021 INFO [stderr]     |        ^ help: consider using `_b` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `c`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:350:8
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 350 |    let c:Point2<u16> =  Point2 {x:0, y:4};
Dec 11 14:29:03.021 INFO [stderr]     |        ^ help: consider using `_c` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `d`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:351:8
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.021 INFO [stderr] 351 |    let d:Point2<f64> = Point2 {x: 1.2, y:3.4};
Dec 11 14:29:03.021 INFO [stderr]     |        ^ help: consider using `_d` instead
Dec 11 14:29:03.021 INFO [stderr] 
Dec 11 14:29:03.021 INFO [stderr] warning: unused variable: `e`
Dec 11 14:29:03.021 INFO [stderr]    --> src/main.rs:353:8
Dec 11 14:29:03.021 INFO [stderr]     |
Dec 11 14:29:03.022 INFO [stderr] 353 |    let e:Point3<u16,i32> = Point3 {x: 0, y:4};
Dec 11 14:29:03.022 INFO [stderr]     |        ^ help: consider using `_e` instead
Dec 11 14:29:03.022 INFO [stderr] 
Dec 11 14:29:03.022 INFO [stderr] warning: unused variable: `borrow_two`
Dec 11 14:29:03.022 INFO [stderr]    --> src/main.rs:412:9
Dec 11 14:29:03.022 INFO [stderr]     |
Dec 11 14:29:03.022 INFO [stderr] 412 |     let borrow_two = &mut two;
Dec 11 14:29:03.022 INFO [stderr]     |         ^^^^^^^^^^ help: consider using `_borrow_two` instead
Dec 11 14:29:03.022 INFO [stderr] 
Dec 11 14:29:03.093 INFO [stderr] warning: unnecessary `unsafe` block
Dec 11 14:29:03.093 INFO [stderr]    --> src/main.rs:169:5
Dec 11 14:29:03.093 INFO [stderr]     |
Dec 11 14:29:03.093 INFO [stderr] 169 |     unsafe { iof.i = 42};
Dec 11 14:29:03.093 INFO [stderr]     |     ^^^^^^ unnecessary `unsafe` block
Dec 11 14:29:03.093 INFO [stderr]     |
Dec 11 14:29:03.093 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 11 14:29:03.093 INFO [stderr] 
Dec 11 14:29:03.093 INFO [stderr] warning: constant item is never used: `MEANING_OF_LIFE`
Dec 11 14:29:03.093 INFO [stderr]  --> src/main.rs:3:1
Dec 11 14:29:03.093 INFO [stderr]   |
Dec 11 14:29:03.093 INFO [stderr] 3 | const MEANING_OF_LIFE:u8 = 42;// substitui todos os MEANING_OF_LIFE do codigo por 42
Dec 11 14:29:03.093 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.093 INFO [stderr]   |
Dec 11 14:29:03.093 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 14:29:03.093 INFO [stderr] 
Dec 11 14:29:03.093 INFO [stderr] warning: static item is never used: `MYSTATIC`
Dec 11 14:29:03.093 INFO [stderr]  --> src/main.rs:5:1
Dec 11 14:29:03.093 INFO [stderr]   |
Dec 11 14:29:03.093 INFO [stderr] 5 | static MYSTATIC:u8 = 123; // tem endereço de
Dec 11 14:29:03.093 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.093 INFO [stderr] 
Dec 11 14:29:03.093 INFO [stderr] warning: function is never used: `typefun`
Dec 11 14:29:03.093 INFO [stderr]  --> src/main.rs:7:1
Dec 11 14:29:03.093 INFO [stderr]   |
Dec 11 14:29:03.093 INFO [stderr] 7 | fn typefun() {
Dec 11 14:29:03.093 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 14:29:03.093 INFO [stderr] 
Dec 11 14:29:03.093 INFO [stderr] warning: function is never used: `if_statement`
Dec 11 14:29:03.094 INFO [stderr]   --> src/main.rs:43:1
Dec 11 14:29:03.094 INFO [stderr]    |
Dec 11 14:29:03.094 INFO [stderr] 43 | fn if_statement() {
Dec 11 14:29:03.094 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: function is never used: `while_and_loop`
Dec 11 14:29:03.094 INFO [stderr]   --> src/main.rs:67:1
Dec 11 14:29:03.094 INFO [stderr]    |
Dec 11 14:29:03.094 INFO [stderr] 67 | fn while_and_loop() {
Dec 11 14:29:03.094 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: function is never used: `for_loop`
Dec 11 14:29:03.094 INFO [stderr]   --> src/main.rs:83:1
Dec 11 14:29:03.094 INFO [stderr]    |
Dec 11 14:29:03.094 INFO [stderr] 83 | fn for_loop() {
Dec 11 14:29:03.094 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: function is never used: `match_statement`
Dec 11 14:29:03.094 INFO [stderr]   --> src/main.rs:92:1
Dec 11 14:29:03.094 INFO [stderr]    |
Dec 11 14:29:03.094 INFO [stderr] 92 | fn match_statement() {
Dec 11 14:29:03.094 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: struct is never constructed: `Point`
Dec 11 14:29:03.094 INFO [stderr]    --> src/main.rs:106:1
Dec 11 14:29:03.094 INFO [stderr]     |
Dec 11 14:29:03.094 INFO [stderr] 106 | struct Point {
Dec 11 14:29:03.094 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: struct is never constructed: `Line`
Dec 11 14:29:03.094 INFO [stderr]    --> src/main.rs:111:1
Dec 11 14:29:03.094 INFO [stderr]     |
Dec 11 14:29:03.094 INFO [stderr] 111 | struct Line {
Dec 11 14:29:03.094 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: function is never used: `structures`
Dec 11 14:29:03.094 INFO [stderr]    --> src/main.rs:116:1
Dec 11 14:29:03.094 INFO [stderr]     |
Dec 11 14:29:03.094 INFO [stderr] 116 | fn structures() {
Dec 11 14:29:03.094 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: enum is never used: `Color`
Dec 11 14:29:03.094 INFO [stderr]    --> src/main.rs:132:1
Dec 11 14:29:03.094 INFO [stderr]     |
Dec 11 14:29:03.094 INFO [stderr] 132 | enum Color {
Dec 11 14:29:03.094 INFO [stderr]     | ^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: function is never used: `enums`
Dec 11 14:29:03.094 INFO [stderr]    --> src/main.rs:140:1
Dec 11 14:29:03.094 INFO [stderr]     |
Dec 11 14:29:03.094 INFO [stderr] 140 | fn enums() {
Dec 11 14:29:03.094 INFO [stderr]     | ^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: union is never used: `IntOrFloat`
Dec 11 14:29:03.094 INFO [stderr]    --> src/main.rs:153:1
Dec 11 14:29:03.094 INFO [stderr]     |
Dec 11 14:29:03.094 INFO [stderr] 153 | union IntOrFloat {
Dec 11 14:29:03.094 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: function is never used: `process_value`
Dec 11 14:29:03.094 INFO [stderr]    --> src/main.rs:158:1
Dec 11 14:29:03.094 INFO [stderr]     |
Dec 11 14:29:03.094 INFO [stderr] 158 | fn process_value(iof: IntOrFloat){
Dec 11 14:29:03.094 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.094 INFO [stderr] 
Dec 11 14:29:03.094 INFO [stderr] warning: function is never used: `unions`
Dec 11 14:29:03.094 INFO [stderr]    --> src/main.rs:167:1
Dec 11 14:29:03.094 INFO [stderr]     |
Dec 11 14:29:03.094 INFO [stderr] 167 | fn unions() {
Dec 11 14:29:03.094 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `options`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:176:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 176 | fn options() {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `arrays`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:191:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 191 | fn arrays() {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `vectors`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:218:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 218 | fn vectors() {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `use_slice`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:245:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 245 | fn use_slice(slice: &mut[i32]){
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `slices`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:250:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 250 | fn slices() {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `strings`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:257:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 257 | fn strings() {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `sum_and_product`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:289:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 289 | fn sum_and_product(x: i32, y:i32) -> (i32, i32) {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `tuples`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:293:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 293 | fn tuples() {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `how_many`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:317:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 317 | fn how_many(x:i32) -> &'static str {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: function is never used: `pattern_matching`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:326:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 326 | fn pattern_matching() {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: struct is never constructed: `Point2`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:339:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 339 | struct Point2<T> {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 11 14:29:03.095 INFO [stderr] 
Dec 11 14:29:03.095 INFO [stderr] warning: struct is never constructed: `Point3`
Dec 11 14:29:03.095 INFO [stderr]    --> src/main.rs:343:1
Dec 11 14:29:03.095 INFO [stderr]     |
Dec 11 14:29:03.095 INFO [stderr] 343 | struct Point3<T,V> {
Dec 11 14:29:03.095 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.096 INFO [stderr] 
Dec 11 14:29:03.096 INFO [stderr] warning: function is never used: `generics`
Dec 11 14:29:03.096 INFO [stderr]    --> src/main.rs:347:1
Dec 11 14:29:03.096 INFO [stderr]     |
Dec 11 14:29:03.096 INFO [stderr] 347 | fn generics() {
Dec 11 14:29:03.096 INFO [stderr]     | ^^^^^^^^^^^^^
Dec 11 14:29:03.096 INFO [stderr] 
Dec 11 14:29:03.096 INFO [stderr] warning: function is never used: `print_value`
Dec 11 14:29:03.096 INFO [stderr]    --> src/main.rs:355:1
Dec 11 14:29:03.096 INFO [stderr]     |
Dec 11 14:29:03.096 INFO [stderr] 355 | fn print_value(x: i32){
Dec 11 14:29:03.096 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.096 INFO [stderr] 
Dec 11 14:29:03.096 INFO [stderr] warning: function is never used: `increase`
Dec 11 14:29:03.096 INFO [stderr]    --> src/main.rs:358:1
Dec 11 14:29:03.096 INFO [stderr]     |
Dec 11 14:29:03.096 INFO [stderr] 358 | fn increase(x: &mut i32){
Dec 11 14:29:03.096 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.096 INFO [stderr] 
Dec 11 14:29:03.096 INFO [stderr] warning: function is never used: `product`
Dec 11 14:29:03.096 INFO [stderr]    --> src/main.rs:361:1
Dec 11 14:29:03.096 INFO [stderr]     |
Dec 11 14:29:03.096 INFO [stderr] 361 | fn product(x: i32, y: i32) -> i32 {
Dec 11 14:29:03.096 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.096 INFO [stderr] 
Dec 11 14:29:03.096 INFO [stderr] warning: function is never used: `functions`
Dec 11 14:29:03.096 INFO [stderr]    --> src/main.rs:364:1
Dec 11 14:29:03.096 INFO [stderr]     |
Dec 11 14:29:03.096 INFO [stderr] 364 | fn functions() {
Dec 11 14:29:03.096 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 11 14:29:03.096 INFO [stderr] 
Dec 11 14:29:03.096 INFO [stderr] warning: struct is never constructed: `Point4`
Dec 11 14:29:03.096 INFO [stderr]    --> src/main.rs:377:1
Dec 11 14:29:03.096 INFO [stderr]     |
Dec 11 14:29:03.096 INFO [stderr] 377 | struct Point4 {
Dec 11 14:29:03.096 INFO [stderr]     | ^^^^^^^^^^^^^
Dec 11 14:29:03.096 INFO [stderr] 
Dec 11 14:29:03.096 INFO [stderr] warning: struct is never constructed: `Line4`
Dec 11 14:29:03.096 INFO [stderr]    --> src/main.rs:381:1
Dec 11 14:29:03.096 INFO [stderr]     |
Dec 11 14:29:03.096 INFO [stderr] 381 | struct Line4 {
Dec 11 14:29:03.096 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:03.108 INFO [stderr] 
Dec 11 14:29:03.108 INFO [stderr] warning: method is never used: `len`
Dec 11 14:29:03.108 INFO [stderr]    --> src/main.rs:386:5
Dec 11 14:29:03.108 INFO [stderr]     |
Dec 11 14:29:03.108 INFO [stderr] 386 |     fn len(&self) -> f64 {
Dec 11 14:29:03.108 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 14:29:03.108 INFO [stderr] 
Dec 11 14:29:03.108 INFO [stderr] warning: function is never used: `methods`
Dec 11 14:29:03.108 INFO [stderr]    --> src/main.rs:392:1
Dec 11 14:29:03.108 INFO [stderr]     |
Dec 11 14:29:03.108 INFO [stderr] 392 | fn methods() {
Dec 11 14:29:03.108 INFO [stderr]     | ^^^^^^^^^^^^
Dec 11 14:29:03.108 INFO [stderr] 
Dec 11 14:29:03.108 INFO [stderr] warning: crate `RustSample` should have a snake case name such as `rust_sample`
Dec 11 14:29:03.108 INFO [stderr]   |
Dec 11 14:29:03.108 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 14:29:03.108 INFO [stderr] 
Dec 11 14:29:03.127 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 11 14:29:03.129 INFO [stderr] su: No module specific data is present
Dec 11 14:29:04.038 INFO running `"docker" "inspect" "f3683629f1c2926d190f5cf2e21491f557467eee0d436fd02c08561fd889dc86"`
Dec 11 14:29:04.312 INFO running `"docker" "rm" "-f" "f3683629f1c2926d190f5cf2e21491f557467eee0d436fd02c08561fd889dc86"`
Dec 11 14:29:04.584 INFO [stdout] f3683629f1c2926d190f5cf2e21491f557467eee0d436fd02c08561fd889dc86