Dec 04 13:20:45.506 INFO checking neerajbisht1987/hellocargo against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 13:20:45.506 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 13:20:46.035 INFO [stdout] b1af6981e18002389f57a4aa5c7d43e14933972d389af9d5f996caffccb097f6
Dec 04 13:20:46.037 INFO running `"docker" "start" "-a" "b1af6981e18002389f57a4aa5c7d43e14933972d389af9d5f996caffccb097f6"`
Dec 04 13:20:47.804 INFO [stderr] usermod: no changes
Dec 04 13:20:47.903 INFO [stderr]     Checking hello_cargo v0.1.0 (/source)
Dec 04 13:20:48.915 INFO [stderr] warning: unused variable: `mystruct`
Dec 04 13:20:48.915 INFO [stderr]    --> src/main.rs:126:6
Dec 04 13:20:48.915 INFO [stderr]     |
Dec 04 13:20:48.915 INFO [stderr] 126 |     let mystruct = module1::MyStruct{i:2};    
Dec 04 13:20:48.915 INFO [stderr]     |         ^^^^^^^^ help: consider using `_mystruct` instead
Dec 04 13:20:48.915 INFO [stderr]     |
Dec 04 13:20:48.915 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 13:20:48.915 INFO [stderr] 
Dec 04 13:20:48.915 INFO [stderr] warning: unused variable: `b`
Dec 04 13:20:48.915 INFO [stderr]    --> src/main.rs:178:6
Dec 04 13:20:48.915 INFO [stderr]     |
Dec 04 13:20:48.915 INFO [stderr] 178 |     let b=rc.clone();
Dec 04 13:20:48.915 INFO [stderr]     |         ^ help: consider using `_b` instead
Dec 04 13:20:48.915 INFO [stderr] 
Dec 04 13:20:48.915 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Dec 04 13:20:48.915 INFO [stderr]    --> src/main.rs:322:6
Dec 04 13:20:48.915 INFO [stderr]     |
Dec 04 13:20:48.915 INFO [stderr] 322 |     let news_article_nosummarization = NewsArticleNoSummarization{
Dec 04 13:20:48.915 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Dec 04 13:20:48.915 INFO [stderr] 
Dec 04 13:20:48.915 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Dec 04 13:20:48.915 INFO [stderr]    --> src/main.rs:329:6
Dec 04 13:20:48.915 INFO [stderr]     |
Dec 04 13:20:48.915 INFO [stderr] 329 |     let news_article_nosummarization = NewsArticleNoSummarization{
Dec 04 13:20:48.915 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Dec 04 13:20:48.915 INFO [stderr] 
Dec 04 13:20:49.023 INFO [stderr] warning: unused variable: `mystruct`
Dec 04 13:20:49.023 INFO [stderr]    --> src/main.rs:126:6
Dec 04 13:20:49.023 INFO [stderr]     |
Dec 04 13:20:49.023 INFO [stderr] 126 |     let mystruct = module1::MyStruct{i:2};    
Dec 04 13:20:49.023 INFO [stderr]     |         ^^^^^^^^ help: consider using `_mystruct` instead
Dec 04 13:20:49.023 INFO [stderr]     |
Dec 04 13:20:49.023 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 13:20:49.023 INFO [stderr] 
Dec 04 13:20:49.023 INFO [stderr] warning: unused variable: `b`
Dec 04 13:20:49.023 INFO [stderr]    --> src/main.rs:178:6
Dec 04 13:20:49.023 INFO [stderr]     |
Dec 04 13:20:49.023 INFO [stderr] 178 |     let b=rc.clone();
Dec 04 13:20:49.023 INFO [stderr]     |         ^ help: consider using `_b` instead
Dec 04 13:20:49.023 INFO [stderr] 
Dec 04 13:20:49.023 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Dec 04 13:20:49.023 INFO [stderr]    --> src/main.rs:322:6
Dec 04 13:20:49.023 INFO [stderr]     |
Dec 04 13:20:49.023 INFO [stderr] 322 |     let news_article_nosummarization = NewsArticleNoSummarization{
Dec 04 13:20:49.023 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Dec 04 13:20:49.023 INFO [stderr] 
Dec 04 13:20:49.023 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Dec 04 13:20:49.023 INFO [stderr]    --> src/main.rs:329:6
Dec 04 13:20:49.023 INFO [stderr]     |
Dec 04 13:20:49.023 INFO [stderr] 329 |     let news_article_nosummarization = NewsArticleNoSummarization{
Dec 04 13:20:49.023 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Dec 04 13:20:49.023 INFO [stderr] 
Dec 04 13:20:49.055 INFO [stderr] warning: struct is never constructed: `MyBox`
Dec 04 13:20:49.055 INFO [stderr]  --> src/module1.rs:3:1
Dec 04 13:20:49.055 INFO [stderr]   |
Dec 04 13:20:49.055 INFO [stderr] 3 | pub struct MyBox<T>(T);
Dec 04 13:20:49.055 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.055 INFO [stderr]   |
Dec 04 13:20:49.055 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 13:20:49.055 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: method is never used: `new`
Dec 04 13:20:49.056 INFO [stderr]  --> src/module1.rs:7:5
Dec 04 13:20:49.056 INFO [stderr]   |
Dec 04 13:20:49.056 INFO [stderr] 7 |     pub fn new(x: T) -> MyBox<T> {
Dec 04 13:20:49.056 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: struct is never constructed: `MyStruct`
Dec 04 13:20:49.056 INFO [stderr]   --> src/module1.rs:27:1
Dec 04 13:20:49.056 INFO [stderr]    |
Dec 04 13:20:49.056 INFO [stderr] 27 | pub struct MyStruct {
Dec 04 13:20:49.056 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `ref_testing`
Dec 04 13:20:49.056 INFO [stderr]   --> src/main.rs:82:1
Dec 04 13:20:49.056 INFO [stderr]    |
Dec 04 13:20:49.056 INFO [stderr] 82 | fn ref_testing()
Dec 04 13:20:49.056 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: enum is never used: `item_list`
Dec 04 13:20:49.056 INFO [stderr]   --> src/main.rs:98:1
Dec 04 13:20:49.056 INFO [stderr]    |
Dec 04 13:20:49.056 INFO [stderr] 98 | enum item_list {
Dec 04 13:20:49.056 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `match_testing`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:103:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 103 | fn match_testing() {
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `findvalue`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:113:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 113 | fn findvalue(list:item_list,val:u32)
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `module_testing`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:125:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 125 | fn module_testing() {
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: enum is never used: `List`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:136:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 136 | enum List {
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `Rfcell_testing`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:141:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 141 | fn Rfcell_testing() {
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: struct is never constructed: `refCount`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:161:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 161 | struct refCount<T>
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `reference_Count_Testing`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:166:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 166 | fn reference_Count_Testing()
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `smarpointer_derefernce_testing`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:189:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 189 | fn smarpointer_derefernce_testing()
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `static_lifetime_testing`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:202:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 202 | fn static_lifetime_testing()
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `returnsamevalue`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:218:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 218 | fn returnsamevalue(s:&str) ->&str{
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `lifetime_ann_fn_testing`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:241:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 241 | fn lifetime_ann_fn_testing()
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.056 INFO [stderr] 
Dec 04 13:20:49.056 INFO [stderr] warning: function is never used: `longest`
Dec 04 13:20:49.056 INFO [stderr]    --> src/main.rs:268:1
Dec 04 13:20:49.056 INFO [stderr]     |
Dec 04 13:20:49.056 INFO [stderr] 268 | fn longest<'a>(x:&'a str,y:&'a str) -> &'a str
Dec 04 13:20:49.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: function is never used: `trait_bound_with_vec_testing`
Dec 04 13:20:49.057 INFO [stderr]    --> src/main.rs:285:1
Dec 04 13:20:49.057 INFO [stderr]     |
Dec 04 13:20:49.057 INFO [stderr] 285 | fn trait_bound_with_vec_testing() {
Dec 04 13:20:49.057 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: function is never used: `largest`
Dec 04 13:20:49.057 INFO [stderr]    --> src/main.rs:297:1
Dec 04 13:20:49.057 INFO [stderr]     |
Dec 04 13:20:49.057 INFO [stderr] 297 | fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
Dec 04 13:20:49.057 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: function is never used: `trait_bound_testing`
Dec 04 13:20:49.057 INFO [stderr]    --> src/main.rs:314:1
Dec 04 13:20:49.057 INFO [stderr]     |
Dec 04 13:20:49.057 INFO [stderr] 314 | fn trait_bound_testing() {
Dec 04 13:20:49.057 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: module `LinkList` should have a snake case name such as `link_list`
Dec 04 13:20:49.057 INFO [stderr]   --> src/main.rs:12:1
Dec 04 13:20:49.057 INFO [stderr]    |
Dec 04 13:20:49.057 INFO [stderr] 12 | mod LinkList;
Dec 04 13:20:49.057 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 04 13:20:49.057 INFO [stderr]    |
Dec 04 13:20:49.057 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: structure field `nodeInfo` should have a snake case name such as `node_info`
Dec 04 13:20:49.057 INFO [stderr]   --> src/LinkList.rs:22:5
Dec 04 13:20:49.057 INFO [stderr]    |
Dec 04 13:20:49.057 INFO [stderr] 22 |     nodeInfo : Box<Information>,
Dec 04 13:20:49.057 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: function `LinkList_testing` should have a snake case name such as `link_list_testing`
Dec 04 13:20:49.057 INFO [stderr]   --> src/main.rs:40:1
Dec 04 13:20:49.057 INFO [stderr]    |
Dec 04 13:20:49.057 INFO [stderr] 40 | / fn LinkList_testing()
Dec 04 13:20:49.057 INFO [stderr] 41 | | {
Dec 04 13:20:49.057 INFO [stderr] 42 | |     //let list : Box<LinkList::LinkedList> = Box::new(LinkList::LinkedList{});
Dec 04 13:20:49.057 INFO [stderr] 43 | |     let mut list =  LinkList::LinkedList{head:None};
Dec 04 13:20:49.057 INFO [stderr] ...  |
Dec 04 13:20:49.057 INFO [stderr] 77 | |     }
Dec 04 13:20:49.057 INFO [stderr] 78 | | }
Dec 04 13:20:49.057 INFO [stderr]    | |_^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: type `item_list` should have a camel case name such as `ItemList`
Dec 04 13:20:49.057 INFO [stderr]    --> src/main.rs:98:1
Dec 04 13:20:49.057 INFO [stderr]     |
Dec 04 13:20:49.057 INFO [stderr] 98  | / enum item_list {
Dec 04 13:20:49.057 INFO [stderr] 99  | |     pair{x:u32,y:Box<item_list>},
Dec 04 13:20:49.057 INFO [stderr] 100 | | Nil
Dec 04 13:20:49.057 INFO [stderr] 101 | | }
Dec 04 13:20:49.057 INFO [stderr]     | |_^
Dec 04 13:20:49.057 INFO [stderr]     |
Dec 04 13:20:49.057 INFO [stderr]     = note: #[warn(non_camel_case_types)] on by default
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: variant `pair` should have a camel case name such as `Pair`
Dec 04 13:20:49.057 INFO [stderr]   --> src/main.rs:99:2
Dec 04 13:20:49.057 INFO [stderr]    |
Dec 04 13:20:49.057 INFO [stderr] 99 |     pair{x:u32,y:Box<item_list>},
Dec 04 13:20:49.057 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: function `Rfcell_testing` should have a snake case name such as `rfcell_testing`
Dec 04 13:20:49.057 INFO [stderr]    --> src/main.rs:141:1
Dec 04 13:20:49.057 INFO [stderr]     |
Dec 04 13:20:49.057 INFO [stderr] 141 | / fn Rfcell_testing() {
Dec 04 13:20:49.057 INFO [stderr] 142 | |     let value = Rc::new(RefCell::new(5));
Dec 04 13:20:49.057 INFO [stderr] 143 | |
Dec 04 13:20:49.057 INFO [stderr] 144 | |     let a = Rc::new(Cons(Rc::clone(&value), Rc::new(Nil)));
Dec 04 13:20:49.057 INFO [stderr] ...   |
Dec 04 13:20:49.057 INFO [stderr] 157 | |     println!("c after = {:?}", c);
Dec 04 13:20:49.057 INFO [stderr] 158 | | }
Dec 04 13:20:49.057 INFO [stderr]     | |_^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: type `refCount` should have a camel case name such as `Refcount`
Dec 04 13:20:49.057 INFO [stderr]    --> src/main.rs:161:1
Dec 04 13:20:49.057 INFO [stderr]     |
Dec 04 13:20:49.057 INFO [stderr] 161 | / struct refCount<T>
Dec 04 13:20:49.057 INFO [stderr] 162 | | {    
Dec 04 13:20:49.057 INFO [stderr] 163 | |     val : T,
Dec 04 13:20:49.057 INFO [stderr] 164 | | }
Dec 04 13:20:49.057 INFO [stderr]     | |_^
Dec 04 13:20:49.057 INFO [stderr] 
Dec 04 13:20:49.057 INFO [stderr] warning: function `reference_Count_Testing` should have a snake case name such as `reference_count_testing`
Dec 04 13:20:49.057 INFO [stderr]    --> src/main.rs:166:1
Dec 04 13:20:49.057 INFO [stderr]     |
Dec 04 13:20:49.057 INFO [stderr] 166 | / fn reference_Count_Testing()
Dec 04 13:20:49.057 INFO [stderr] 167 | | {
Dec 04 13:20:49.058 INFO [stderr] 168 | |     //let rcI =refCount{val:32};
Dec 04 13:20:49.058 INFO [stderr] 169 | |     //println!("count after creating c = {}", rcI.val);
Dec 04 13:20:49.058 INFO [stderr] ...   |
Dec 04 13:20:49.058 INFO [stderr] 186 | |     
Dec 04 13:20:49.058 INFO [stderr] 187 | | }
Dec 04 13:20:49.058 INFO [stderr]     | |_^
Dec 04 13:20:49.058 INFO [stderr] 
Dec 04 13:20:49.058 INFO [stderr] warning: variable `rcI` should have a snake case name such as `rc_i`
Dec 04 13:20:49.058 INFO [stderr]    --> src/main.rs:171:6
Dec 04 13:20:49.058 INFO [stderr]     |
Dec 04 13:20:49.058 INFO [stderr] 171 |     let rcI =refCount{val:String::from("this is a new string")};
Dec 04 13:20:49.058 INFO [stderr]     |         ^^^
Dec 04 13:20:49.058 INFO [stderr] 
Dec 04 13:20:49.179 INFO [stderr] warning: struct is never constructed: `MyBox`
Dec 04 13:20:49.179 INFO [stderr]  --> src/module1.rs:3:1
Dec 04 13:20:49.179 INFO [stderr]   |
Dec 04 13:20:49.179 INFO [stderr] 3 | pub struct MyBox<T>(T);
Dec 04 13:20:49.179 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.179 INFO [stderr]   |
Dec 04 13:20:49.179 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 13:20:49.179 INFO [stderr] 
Dec 04 13:20:49.179 INFO [stderr] warning: method is never used: `new`
Dec 04 13:20:49.179 INFO [stderr]  --> src/module1.rs:7:5
Dec 04 13:20:49.179 INFO [stderr]   |
Dec 04 13:20:49.179 INFO [stderr] 7 |     pub fn new(x: T) -> MyBox<T> {
Dec 04 13:20:49.179 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.179 INFO [stderr] 
Dec 04 13:20:49.179 INFO [stderr] warning: struct is never constructed: `MyStruct`
Dec 04 13:20:49.179 INFO [stderr]   --> src/module1.rs:27:1
Dec 04 13:20:49.179 INFO [stderr]    |
Dec 04 13:20:49.180 INFO [stderr] 27 | pub struct MyStruct {
Dec 04 13:20:49.180 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `ref_testing`
Dec 04 13:20:49.180 INFO [stderr]   --> src/main.rs:82:1
Dec 04 13:20:49.180 INFO [stderr]    |
Dec 04 13:20:49.180 INFO [stderr] 82 | fn ref_testing()
Dec 04 13:20:49.180 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: enum is never used: `item_list`
Dec 04 13:20:49.180 INFO [stderr]   --> src/main.rs:98:1
Dec 04 13:20:49.180 INFO [stderr]    |
Dec 04 13:20:49.180 INFO [stderr] 98 | enum item_list {
Dec 04 13:20:49.180 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `match_testing`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:103:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 103 | fn match_testing() {
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `findvalue`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:113:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 113 | fn findvalue(list:item_list,val:u32)
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `module_testing`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:125:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 125 | fn module_testing() {
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: enum is never used: `List`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:136:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 136 | enum List {
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `Rfcell_testing`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:141:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 141 | fn Rfcell_testing() {
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: struct is never constructed: `refCount`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:161:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 161 | struct refCount<T>
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `reference_Count_Testing`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:166:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 166 | fn reference_Count_Testing()
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `smarpointer_derefernce_testing`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:189:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 189 | fn smarpointer_derefernce_testing()
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `static_lifetime_testing`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:202:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 202 | fn static_lifetime_testing()
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `returnsamevalue`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:218:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 218 | fn returnsamevalue(s:&str) ->&str{
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `lifetime_ann_fn_testing`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:241:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 241 | fn lifetime_ann_fn_testing()
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `longest`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:268:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 268 | fn longest<'a>(x:&'a str,y:&'a str) -> &'a str
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.180 INFO [stderr] warning: function is never used: `trait_bound_with_vec_testing`
Dec 04 13:20:49.180 INFO [stderr]    --> src/main.rs:285:1
Dec 04 13:20:49.180 INFO [stderr]     |
Dec 04 13:20:49.180 INFO [stderr] 285 | fn trait_bound_with_vec_testing() {
Dec 04 13:20:49.180 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.180 INFO [stderr] 
Dec 04 13:20:49.181 INFO [stderr] warning: function is never used: `largest`
Dec 04 13:20:49.181 INFO [stderr]    --> src/main.rs:297:1
Dec 04 13:20:49.181 INFO [stderr]     |
Dec 04 13:20:49.181 INFO [stderr] 297 | fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
Dec 04 13:20:49.181 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.181 INFO [stderr] 
Dec 04 13:20:49.181 INFO [stderr] warning: function is never used: `trait_bound_testing`
Dec 04 13:20:49.181 INFO [stderr]    --> src/main.rs:314:1
Dec 04 13:20:49.181 INFO [stderr]     |
Dec 04 13:20:49.181 INFO [stderr] 314 | fn trait_bound_testing() {
Dec 04 13:20:49.181 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.181 INFO [stderr] 
Dec 04 13:20:49.181 INFO [stderr] warning: module `LinkList` should have a snake case name such as `link_list`
Dec 04 13:20:49.181 INFO [stderr]   --> src/main.rs:12:1
Dec 04 13:20:49.181 INFO [stderr]    |
Dec 04 13:20:49.181 INFO [stderr] 12 | mod LinkList;
Dec 04 13:20:49.181 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 04 13:20:49.181 INFO [stderr]    |
Dec 04 13:20:49.181 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 04 13:20:49.181 INFO [stderr] 
Dec 04 13:20:49.181 INFO [stderr] warning: structure field `nodeInfo` should have a snake case name such as `node_info`
Dec 04 13:20:49.181 INFO [stderr]   --> src/LinkList.rs:22:5
Dec 04 13:20:49.181 INFO [stderr]    |
Dec 04 13:20:49.181 INFO [stderr] 22 |     nodeInfo : Box<Information>,
Dec 04 13:20:49.181 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.181 INFO [stderr] 
Dec 04 13:20:49.181 INFO [stderr] warning: function `LinkList_testing` should have a snake case name such as `link_list_testing`
Dec 04 13:20:49.181 INFO [stderr]   --> src/main.rs:40:1
Dec 04 13:20:49.181 INFO [stderr]    |
Dec 04 13:20:49.181 INFO [stderr] 40 | / fn LinkList_testing()
Dec 04 13:20:49.181 INFO [stderr] 41 | | {
Dec 04 13:20:49.181 INFO [stderr] 42 | |     //let list : Box<LinkList::LinkedList> = Box::new(LinkList::LinkedList{});
Dec 04 13:20:49.181 INFO [stderr] 43 | |     let mut list =  LinkList::LinkedList{head:None};
Dec 04 13:20:49.181 INFO [stderr] ...  |
Dec 04 13:20:49.181 INFO [stderr] 77 | |     }
Dec 04 13:20:49.181 INFO [stderr] 78 | | }
Dec 04 13:20:49.181 INFO [stderr]    | |_^
Dec 04 13:20:49.181 INFO [stderr] 
Dec 04 13:20:49.187 INFO [stderr] warning: type `item_list` should have a camel case name such as `ItemList`
Dec 04 13:20:49.187 INFO [stderr]    --> src/main.rs:98:1
Dec 04 13:20:49.187 INFO [stderr]     |
Dec 04 13:20:49.187 INFO [stderr] 98  | / enum item_list {
Dec 04 13:20:49.187 INFO [stderr] 99  | |     pair{x:u32,y:Box<item_list>},
Dec 04 13:20:49.187 INFO [stderr] 100 | | Nil
Dec 04 13:20:49.187 INFO [stderr] 101 | | }
Dec 04 13:20:49.187 INFO [stderr]     | |_^
Dec 04 13:20:49.187 INFO [stderr]     |
Dec 04 13:20:49.187 INFO [stderr]     = note: #[warn(non_camel_case_types)] on by default
Dec 04 13:20:49.187 INFO [stderr] 
Dec 04 13:20:49.187 INFO [stderr] warning: variant `pair` should have a camel case name such as `Pair`
Dec 04 13:20:49.187 INFO [stderr]   --> src/main.rs:99:2
Dec 04 13:20:49.187 INFO [stderr]    |
Dec 04 13:20:49.187 INFO [stderr] 99 |     pair{x:u32,y:Box<item_list>},
Dec 04 13:20:49.187 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:20:49.187 INFO [stderr] 
Dec 04 13:20:49.187 INFO [stderr] warning: function `Rfcell_testing` should have a snake case name such as `rfcell_testing`
Dec 04 13:20:49.187 INFO [stderr]    --> src/main.rs:141:1
Dec 04 13:20:49.187 INFO [stderr]     |
Dec 04 13:20:49.187 INFO [stderr] 141 | / fn Rfcell_testing() {
Dec 04 13:20:49.187 INFO [stderr] 142 | |     let value = Rc::new(RefCell::new(5));
Dec 04 13:20:49.187 INFO [stderr] 143 | |
Dec 04 13:20:49.187 INFO [stderr] 144 | |     let a = Rc::new(Cons(Rc::clone(&value), Rc::new(Nil)));
Dec 04 13:20:49.187 INFO [stderr] ...   |
Dec 04 13:20:49.187 INFO [stderr] 157 | |     println!("c after = {:?}", c);
Dec 04 13:20:49.187 INFO [stderr] 158 | | }
Dec 04 13:20:49.187 INFO [stderr]     | |_^
Dec 04 13:20:49.187 INFO [stderr] 
Dec 04 13:20:49.187 INFO [stderr] warning: type `refCount` should have a camel case name such as `Refcount`
Dec 04 13:20:49.187 INFO [stderr]    --> src/main.rs:161:1
Dec 04 13:20:49.187 INFO [stderr]     |
Dec 04 13:20:49.187 INFO [stderr] 161 | / struct refCount<T>
Dec 04 13:20:49.187 INFO [stderr] 162 | | {    
Dec 04 13:20:49.187 INFO [stderr] 163 | |     val : T,
Dec 04 13:20:49.187 INFO [stderr] 164 | | }
Dec 04 13:20:49.187 INFO [stderr]     | |_^
Dec 04 13:20:49.187 INFO [stderr] 
Dec 04 13:20:49.187 INFO [stderr] warning: function `reference_Count_Testing` should have a snake case name such as `reference_count_testing`
Dec 04 13:20:49.187 INFO [stderr]    --> src/main.rs:166:1
Dec 04 13:20:49.187 INFO [stderr]     |
Dec 04 13:20:49.187 INFO [stderr] 166 | / fn reference_Count_Testing()
Dec 04 13:20:49.187 INFO [stderr] 167 | | {
Dec 04 13:20:49.187 INFO [stderr] 168 | |     //let rcI =refCount{val:32};
Dec 04 13:20:49.187 INFO [stderr] 169 | |     //println!("count after creating c = {}", rcI.val);
Dec 04 13:20:49.187 INFO [stderr] ...   |
Dec 04 13:20:49.187 INFO [stderr] 186 | |     
Dec 04 13:20:49.187 INFO [stderr] 187 | | }
Dec 04 13:20:49.187 INFO [stderr]     | |_^
Dec 04 13:20:49.187 INFO [stderr] 
Dec 04 13:20:49.188 INFO [stderr] warning: variable `rcI` should have a snake case name such as `rc_i`
Dec 04 13:20:49.188 INFO [stderr]    --> src/main.rs:171:6
Dec 04 13:20:49.188 INFO [stderr]     |
Dec 04 13:20:49.188 INFO [stderr] 171 |     let rcI =refCount{val:String::from("this is a new string")};
Dec 04 13:20:49.188 INFO [stderr]     |         ^^^
Dec 04 13:20:49.188 INFO [stderr] 
Dec 04 13:20:49.224 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 04 13:20:49.227 INFO [stderr] su: No module specific data is present
Dec 04 13:20:50.031 INFO running `"docker" "inspect" "b1af6981e18002389f57a4aa5c7d43e14933972d389af9d5f996caffccb097f6"`
Dec 04 13:20:50.486 INFO running `"docker" "rm" "-f" "b1af6981e18002389f57a4aa5c7d43e14933972d389af9d5f996caffccb097f6"`
Dec 04 13:20:50.845 INFO [stdout] b1af6981e18002389f57a4aa5c7d43e14933972d389af9d5f996caffccb097f6