Dec 19 11:58:05.399 INFO checking neerajbisht1987/hellocargo against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:58:05.399 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/neerajbisht1987/hellocargo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:58:05.817 INFO [stdout] a24ba6bdb9c2f0ad4effcae86f9b25e8237ea0db4b8c1e62c106c54f6495467d
Dec 19 11:58:05.824 INFO running `"docker" "start" "-a" "a24ba6bdb9c2f0ad4effcae86f9b25e8237ea0db4b8c1e62c106c54f6495467d"`
Dec 19 11:58:07.404 INFO [stderr]     Checking hello_cargo v0.1.0 (/opt/crater/workdir)
Dec 19 11:58:07.916 INFO [stderr] warning: unused variable: `mystruct`
Dec 19 11:58:07.916 INFO [stderr]    --> src/main.rs:126:6
Dec 19 11:58:07.916 INFO [stderr]     |
Dec 19 11:58:07.916 INFO [stderr] 126 |     let mystruct = module1::MyStruct{i:2};    
Dec 19 11:58:07.916 INFO [stderr]     |         ^^^^^^^^ help: consider using `_mystruct` instead
Dec 19 11:58:07.916 INFO [stderr]     |
Dec 19 11:58:07.916 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 11:58:07.916 INFO [stderr] 
Dec 19 11:58:07.916 INFO [stderr] warning: unused variable: `b`
Dec 19 11:58:07.916 INFO [stderr]    --> src/main.rs:178:6
Dec 19 11:58:07.916 INFO [stderr]     |
Dec 19 11:58:07.916 INFO [stderr] 178 |     let b=rc.clone();
Dec 19 11:58:07.916 INFO [stderr]     |         ^ help: consider using `_b` instead
Dec 19 11:58:07.916 INFO [stderr] 
Dec 19 11:58:07.916 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Dec 19 11:58:07.916 INFO [stderr]    --> src/main.rs:322:6
Dec 19 11:58:07.916 INFO [stderr]     |
Dec 19 11:58:07.916 INFO [stderr] 322 |     let news_article_nosummarization = NewsArticleNoSummarization{
Dec 19 11:58:07.916 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Dec 19 11:58:07.916 INFO [stderr] 
Dec 19 11:58:07.916 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Dec 19 11:58:07.916 INFO [stderr]    --> src/main.rs:329:6
Dec 19 11:58:07.916 INFO [stderr]     |
Dec 19 11:58:07.917 INFO [stderr] 329 |     let news_article_nosummarization = NewsArticleNoSummarization{
Dec 19 11:58:07.917 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Dec 19 11:58:07.917 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: struct is never constructed: `MyBox`
Dec 19 11:58:07.985 INFO [stderr]  --> src/module1.rs:3:1
Dec 19 11:58:07.985 INFO [stderr]   |
Dec 19 11:58:07.985 INFO [stderr] 3 | pub struct MyBox<T>(T);
Dec 19 11:58:07.985 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr]   |
Dec 19 11:58:07.985 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: method is never used: `new`
Dec 19 11:58:07.985 INFO [stderr]  --> src/module1.rs:7:5
Dec 19 11:58:07.985 INFO [stderr]   |
Dec 19 11:58:07.985 INFO [stderr] 7 |     pub fn new(x: T) -> MyBox<T> {
Dec 19 11:58:07.985 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: struct is never constructed: `MyStruct`
Dec 19 11:58:07.985 INFO [stderr]   --> src/module1.rs:27:1
Dec 19 11:58:07.985 INFO [stderr]    |
Dec 19 11:58:07.985 INFO [stderr] 27 | pub struct MyStruct {
Dec 19 11:58:07.985 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: function is never used: `ref_testing`
Dec 19 11:58:07.985 INFO [stderr]   --> src/main.rs:82:1
Dec 19 11:58:07.985 INFO [stderr]    |
Dec 19 11:58:07.985 INFO [stderr] 82 | fn ref_testing()
Dec 19 11:58:07.985 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: enum is never used: `item_list`
Dec 19 11:58:07.985 INFO [stderr]   --> src/main.rs:98:1
Dec 19 11:58:07.985 INFO [stderr]    |
Dec 19 11:58:07.985 INFO [stderr] 98 | enum item_list {
Dec 19 11:58:07.985 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: function is never used: `match_testing`
Dec 19 11:58:07.985 INFO [stderr]    --> src/main.rs:103:1
Dec 19 11:58:07.985 INFO [stderr]     |
Dec 19 11:58:07.985 INFO [stderr] 103 | fn match_testing() {
Dec 19 11:58:07.985 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: function is never used: `findvalue`
Dec 19 11:58:07.985 INFO [stderr]    --> src/main.rs:113:1
Dec 19 11:58:07.985 INFO [stderr]     |
Dec 19 11:58:07.985 INFO [stderr] 113 | fn findvalue(list:item_list,val:u32)
Dec 19 11:58:07.985 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: function is never used: `module_testing`
Dec 19 11:58:07.985 INFO [stderr]    --> src/main.rs:125:1
Dec 19 11:58:07.985 INFO [stderr]     |
Dec 19 11:58:07.985 INFO [stderr] 125 | fn module_testing() {
Dec 19 11:58:07.985 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: enum is never used: `List`
Dec 19 11:58:07.985 INFO [stderr]    --> src/main.rs:136:1
Dec 19 11:58:07.985 INFO [stderr]     |
Dec 19 11:58:07.985 INFO [stderr] 136 | enum List {
Dec 19 11:58:07.985 INFO [stderr]     | ^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: function is never used: `Rfcell_testing`
Dec 19 11:58:07.985 INFO [stderr]    --> src/main.rs:141:1
Dec 19 11:58:07.985 INFO [stderr]     |
Dec 19 11:58:07.985 INFO [stderr] 141 | fn Rfcell_testing() {
Dec 19 11:58:07.985 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: struct is never constructed: `refCount`
Dec 19 11:58:07.985 INFO [stderr]    --> src/main.rs:161:1
Dec 19 11:58:07.985 INFO [stderr]     |
Dec 19 11:58:07.985 INFO [stderr] 161 | struct refCount<T>
Dec 19 11:58:07.985 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: function is never used: `reference_Count_Testing`
Dec 19 11:58:07.985 INFO [stderr]    --> src/main.rs:166:1
Dec 19 11:58:07.985 INFO [stderr]     |
Dec 19 11:58:07.985 INFO [stderr] 166 | fn reference_Count_Testing()
Dec 19 11:58:07.985 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: function is never used: `smarpointer_derefernce_testing`
Dec 19 11:58:07.985 INFO [stderr]    --> src/main.rs:189:1
Dec 19 11:58:07.985 INFO [stderr]     |
Dec 19 11:58:07.985 INFO [stderr] 189 | fn smarpointer_derefernce_testing()
Dec 19 11:58:07.985 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.985 INFO [stderr] 
Dec 19 11:58:07.985 INFO [stderr] warning: function is never used: `static_lifetime_testing`
Dec 19 11:58:07.986 INFO [stderr]    --> src/main.rs:202:1
Dec 19 11:58:07.986 INFO [stderr]     |
Dec 19 11:58:07.986 INFO [stderr] 202 | fn static_lifetime_testing()
Dec 19 11:58:07.986 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.986 INFO [stderr] 
Dec 19 11:58:07.986 INFO [stderr] warning: function is never used: `returnsamevalue`
Dec 19 11:58:07.986 INFO [stderr]    --> src/main.rs:218:1
Dec 19 11:58:07.986 INFO [stderr]     |
Dec 19 11:58:07.986 INFO [stderr] 218 | fn returnsamevalue(s:&str) ->&str{
Dec 19 11:58:07.986 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.986 INFO [stderr] 
Dec 19 11:58:07.986 INFO [stderr] warning: function is never used: `lifetime_ann_fn_testing`
Dec 19 11:58:07.986 INFO [stderr]    --> src/main.rs:241:1
Dec 19 11:58:07.986 INFO [stderr]     |
Dec 19 11:58:07.986 INFO [stderr] 241 | fn lifetime_ann_fn_testing()
Dec 19 11:58:07.986 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.986 INFO [stderr] 
Dec 19 11:58:07.986 INFO [stderr] warning: function is never used: `longest`
Dec 19 11:58:07.986 INFO [stderr]    --> src/main.rs:268:1
Dec 19 11:58:07.986 INFO [stderr]     |
Dec 19 11:58:07.986 INFO [stderr] 268 | fn longest<'a>(x:&'a str,y:&'a str) -> &'a str
Dec 19 11:58:07.986 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.986 INFO [stderr] 
Dec 19 11:58:07.986 INFO [stderr] warning: function is never used: `trait_bound_with_vec_testing`
Dec 19 11:58:07.986 INFO [stderr]    --> src/main.rs:285:1
Dec 19 11:58:07.986 INFO [stderr]     |
Dec 19 11:58:07.986 INFO [stderr] 285 | fn trait_bound_with_vec_testing() {
Dec 19 11:58:07.994 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.994 INFO [stderr] 
Dec 19 11:58:07.994 INFO [stderr] warning: function is never used: `largest`
Dec 19 11:58:07.994 INFO [stderr]    --> src/main.rs:297:1
Dec 19 11:58:07.994 INFO [stderr]     |
Dec 19 11:58:07.994 INFO [stderr] 297 | fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
Dec 19 11:58:07.994 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.994 INFO [stderr] 
Dec 19 11:58:07.994 INFO [stderr] warning: function is never used: `trait_bound_testing`
Dec 19 11:58:07.994 INFO [stderr]    --> src/main.rs:314:1
Dec 19 11:58:07.994 INFO [stderr]     |
Dec 19 11:58:07.994 INFO [stderr] 314 | fn trait_bound_testing() {
Dec 19 11:58:07.994 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.994 INFO [stderr] 
Dec 19 11:58:07.994 INFO [stderr] warning: module `LinkList` should have a snake case name such as `link_list`
Dec 19 11:58:07.994 INFO [stderr]   --> src/main.rs:12:1
Dec 19 11:58:07.994 INFO [stderr]    |
Dec 19 11:58:07.994 INFO [stderr] 12 | mod LinkList;
Dec 19 11:58:07.994 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:58:07.994 INFO [stderr]    |
Dec 19 11:58:07.994 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 11:58:07.994 INFO [stderr] 
Dec 19 11:58:07.994 INFO [stderr] warning: structure field `nodeInfo` should have a snake case name such as `node_info`
Dec 19 11:58:07.994 INFO [stderr]   --> src/LinkList.rs:22:5
Dec 19 11:58:07.994 INFO [stderr]    |
Dec 19 11:58:07.994 INFO [stderr] 22 |     nodeInfo : Box<Information>,
Dec 19 11:58:07.994 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.994 INFO [stderr] 
Dec 19 11:58:07.994 INFO [stderr] warning: function `LinkList_testing` should have a snake case name such as `link_list_testing`
Dec 19 11:58:07.994 INFO [stderr]   --> src/main.rs:40:1
Dec 19 11:58:07.994 INFO [stderr]    |
Dec 19 11:58:07.994 INFO [stderr] 40 | / fn LinkList_testing()
Dec 19 11:58:07.994 INFO [stderr] 41 | | {
Dec 19 11:58:07.994 INFO [stderr] 42 | |     //let list : Box<LinkList::LinkedList> = Box::new(LinkList::LinkedList{});
Dec 19 11:58:07.994 INFO [stderr] 43 | |     let mut list =  LinkList::LinkedList{head:None};
Dec 19 11:58:07.994 INFO [stderr] ...  |
Dec 19 11:58:07.994 INFO [stderr] 77 | |     }
Dec 19 11:58:07.994 INFO [stderr] 78 | | }
Dec 19 11:58:07.994 INFO [stderr]    | |_^
Dec 19 11:58:07.994 INFO [stderr] 
Dec 19 11:58:07.994 INFO [stderr] warning: type `item_list` should have a camel case name such as `ItemList`
Dec 19 11:58:07.994 INFO [stderr]    --> src/main.rs:98:1
Dec 19 11:58:07.994 INFO [stderr]     |
Dec 19 11:58:07.994 INFO [stderr] 98  | / enum item_list {
Dec 19 11:58:07.994 INFO [stderr] 99  | |     pair{x:u32,y:Box<item_list>},
Dec 19 11:58:07.994 INFO [stderr] 100 | | Nil
Dec 19 11:58:07.994 INFO [stderr] 101 | | }
Dec 19 11:58:07.994 INFO [stderr]     | |_^
Dec 19 11:58:07.994 INFO [stderr]     |
Dec 19 11:58:07.994 INFO [stderr]     = note: #[warn(non_camel_case_types)] on by default
Dec 19 11:58:07.994 INFO [stderr] 
Dec 19 11:58:07.994 INFO [stderr] warning: variant `pair` should have a camel case name such as `Pair`
Dec 19 11:58:07.994 INFO [stderr]   --> src/main.rs:99:2
Dec 19 11:58:07.994 INFO [stderr]    |
Dec 19 11:58:07.994 INFO [stderr] 99 |     pair{x:u32,y:Box<item_list>},
Dec 19 11:58:07.994 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:07.994 INFO [stderr] 
Dec 19 11:58:07.994 INFO [stderr] warning: function `Rfcell_testing` should have a snake case name such as `rfcell_testing`
Dec 19 11:58:07.994 INFO [stderr]    --> src/main.rs:141:1
Dec 19 11:58:07.994 INFO [stderr]     |
Dec 19 11:58:07.994 INFO [stderr] 141 | / fn Rfcell_testing() {
Dec 19 11:58:07.994 INFO [stderr] 142 | |     let value = Rc::new(RefCell::new(5));
Dec 19 11:58:07.994 INFO [stderr] 143 | |
Dec 19 11:58:07.994 INFO [stderr] 144 | |     let a = Rc::new(Cons(Rc::clone(&value), Rc::new(Nil)));
Dec 19 11:58:07.994 INFO [stderr] ...   |
Dec 19 11:58:07.994 INFO [stderr] 157 | |     println!("c after = {:?}", c);
Dec 19 11:58:07.994 INFO [stderr] 158 | | }
Dec 19 11:58:07.994 INFO [stderr]     | |_^
Dec 19 11:58:07.995 INFO [stderr] 
Dec 19 11:58:07.995 INFO [stderr] warning: type `refCount` should have a camel case name such as `Refcount`
Dec 19 11:58:07.995 INFO [stderr]    --> src/main.rs:161:1
Dec 19 11:58:07.995 INFO [stderr]     |
Dec 19 11:58:07.995 INFO [stderr] 161 | / struct refCount<T>
Dec 19 11:58:07.995 INFO [stderr] 162 | | {    
Dec 19 11:58:07.995 INFO [stderr] 163 | |     val : T,
Dec 19 11:58:07.995 INFO [stderr] 164 | | }
Dec 19 11:58:07.995 INFO [stderr]     | |_^
Dec 19 11:58:07.995 INFO [stderr] 
Dec 19 11:58:07.995 INFO [stderr] warning: function `reference_Count_Testing` should have a snake case name such as `reference_count_testing`
Dec 19 11:58:07.995 INFO [stderr]    --> src/main.rs:166:1
Dec 19 11:58:07.995 INFO [stderr]     |
Dec 19 11:58:07.995 INFO [stderr] 166 | / fn reference_Count_Testing()
Dec 19 11:58:07.995 INFO [stderr] 167 | | {
Dec 19 11:58:07.995 INFO [stderr] 168 | |     //let rcI =refCount{val:32};
Dec 19 11:58:07.995 INFO [stderr] 169 | |     //println!("count after creating c = {}", rcI.val);
Dec 19 11:58:07.995 INFO [stderr] ...   |
Dec 19 11:58:07.995 INFO [stderr] 186 | |     
Dec 19 11:58:07.995 INFO [stderr] 187 | | }
Dec 19 11:58:07.995 INFO [stderr]     | |_^
Dec 19 11:58:07.995 INFO [stderr] 
Dec 19 11:58:07.995 INFO [stderr] warning: variable `rcI` should have a snake case name such as `rc_i`
Dec 19 11:58:07.995 INFO [stderr]    --> src/main.rs:171:6
Dec 19 11:58:07.995 INFO [stderr]     |
Dec 19 11:58:07.995 INFO [stderr] 171 |     let rcI =refCount{val:String::from("this is a new string")};
Dec 19 11:58:07.995 INFO [stderr]     |         ^^^
Dec 19 11:58:07.995 INFO [stderr] 
Dec 19 11:58:08.019 INFO [stderr] warning: unused variable: `mystruct`
Dec 19 11:58:08.019 INFO [stderr]    --> src/main.rs:126:6
Dec 19 11:58:08.019 INFO [stderr]     |
Dec 19 11:58:08.019 INFO [stderr] 126 |     let mystruct = module1::MyStruct{i:2};    
Dec 19 11:58:08.019 INFO [stderr]     |         ^^^^^^^^ help: consider using `_mystruct` instead
Dec 19 11:58:08.019 INFO [stderr]     |
Dec 19 11:58:08.019 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 11:58:08.019 INFO [stderr] 
Dec 19 11:58:08.019 INFO [stderr] warning: unused variable: `b`
Dec 19 11:58:08.019 INFO [stderr]    --> src/main.rs:178:6
Dec 19 11:58:08.019 INFO [stderr]     |
Dec 19 11:58:08.019 INFO [stderr] 178 |     let b=rc.clone();
Dec 19 11:58:08.019 INFO [stderr]     |         ^ help: consider using `_b` instead
Dec 19 11:58:08.019 INFO [stderr] 
Dec 19 11:58:08.019 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Dec 19 11:58:08.019 INFO [stderr]    --> src/main.rs:322:6
Dec 19 11:58:08.019 INFO [stderr]     |
Dec 19 11:58:08.019 INFO [stderr] 322 |     let news_article_nosummarization = NewsArticleNoSummarization{
Dec 19 11:58:08.019 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Dec 19 11:58:08.019 INFO [stderr] 
Dec 19 11:58:08.019 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Dec 19 11:58:08.019 INFO [stderr]    --> src/main.rs:329:6
Dec 19 11:58:08.019 INFO [stderr]     |
Dec 19 11:58:08.019 INFO [stderr] 329 |     let news_article_nosummarization = NewsArticleNoSummarization{
Dec 19 11:58:08.019 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Dec 19 11:58:08.019 INFO [stderr] 
Dec 19 11:58:08.077 INFO [stderr] warning: struct is never constructed: `MyBox`
Dec 19 11:58:08.077 INFO [stderr]  --> src/module1.rs:3:1
Dec 19 11:58:08.077 INFO [stderr]   |
Dec 19 11:58:08.077 INFO [stderr] 3 | pub struct MyBox<T>(T);
Dec 19 11:58:08.077 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.077 INFO [stderr]   |
Dec 19 11:58:08.077 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:58:08.077 INFO [stderr] 
Dec 19 11:58:08.077 INFO [stderr] warning: method is never used: `new`
Dec 19 11:58:08.077 INFO [stderr]  --> src/module1.rs:7:5
Dec 19 11:58:08.077 INFO [stderr]   |
Dec 19 11:58:08.077 INFO [stderr] 7 |     pub fn new(x: T) -> MyBox<T> {
Dec 19 11:58:08.077 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.077 INFO [stderr] 
Dec 19 11:58:08.077 INFO [stderr] warning: struct is never constructed: `MyStruct`
Dec 19 11:58:08.077 INFO [stderr]   --> src/module1.rs:27:1
Dec 19 11:58:08.077 INFO [stderr]    |
Dec 19 11:58:08.077 INFO [stderr] 27 | pub struct MyStruct {
Dec 19 11:58:08.077 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.077 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `ref_testing`
Dec 19 11:58:08.081 INFO [stderr]   --> src/main.rs:82:1
Dec 19 11:58:08.081 INFO [stderr]    |
Dec 19 11:58:08.081 INFO [stderr] 82 | fn ref_testing()
Dec 19 11:58:08.081 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: enum is never used: `item_list`
Dec 19 11:58:08.081 INFO [stderr]   --> src/main.rs:98:1
Dec 19 11:58:08.081 INFO [stderr]    |
Dec 19 11:58:08.081 INFO [stderr] 98 | enum item_list {
Dec 19 11:58:08.081 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `match_testing`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:103:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 103 | fn match_testing() {
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `findvalue`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:113:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 113 | fn findvalue(list:item_list,val:u32)
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `module_testing`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:125:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 125 | fn module_testing() {
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: enum is never used: `List`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:136:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 136 | enum List {
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `Rfcell_testing`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:141:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 141 | fn Rfcell_testing() {
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: struct is never constructed: `refCount`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:161:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 161 | struct refCount<T>
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `reference_Count_Testing`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:166:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 166 | fn reference_Count_Testing()
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `smarpointer_derefernce_testing`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:189:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 189 | fn smarpointer_derefernce_testing()
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `static_lifetime_testing`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:202:1
Dec 19 11:58:08.081 INFO [stderr]     |
Dec 19 11:58:08.081 INFO [stderr] 202 | fn static_lifetime_testing()
Dec 19 11:58:08.081 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.081 INFO [stderr] 
Dec 19 11:58:08.081 INFO [stderr] warning: function is never used: `returnsamevalue`
Dec 19 11:58:08.081 INFO [stderr]    --> src/main.rs:218:1
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr] 218 | fn returnsamevalue(s:&str) ->&str{
Dec 19 11:58:08.082 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: function is never used: `lifetime_ann_fn_testing`
Dec 19 11:58:08.082 INFO [stderr]    --> src/main.rs:241:1
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr] 241 | fn lifetime_ann_fn_testing()
Dec 19 11:58:08.082 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: function is never used: `longest`
Dec 19 11:58:08.082 INFO [stderr]    --> src/main.rs:268:1
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr] 268 | fn longest<'a>(x:&'a str,y:&'a str) -> &'a str
Dec 19 11:58:08.082 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: function is never used: `trait_bound_with_vec_testing`
Dec 19 11:58:08.082 INFO [stderr]    --> src/main.rs:285:1
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr] 285 | fn trait_bound_with_vec_testing() {
Dec 19 11:58:08.082 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: function is never used: `largest`
Dec 19 11:58:08.082 INFO [stderr]    --> src/main.rs:297:1
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr] 297 | fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
Dec 19 11:58:08.082 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: function is never used: `trait_bound_testing`
Dec 19 11:58:08.082 INFO [stderr]    --> src/main.rs:314:1
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr] 314 | fn trait_bound_testing() {
Dec 19 11:58:08.082 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: module `LinkList` should have a snake case name such as `link_list`
Dec 19 11:58:08.082 INFO [stderr]   --> src/main.rs:12:1
Dec 19 11:58:08.082 INFO [stderr]    |
Dec 19 11:58:08.082 INFO [stderr] 12 | mod LinkList;
Dec 19 11:58:08.082 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr]    |
Dec 19 11:58:08.082 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: structure field `nodeInfo` should have a snake case name such as `node_info`
Dec 19 11:58:08.082 INFO [stderr]   --> src/LinkList.rs:22:5
Dec 19 11:58:08.082 INFO [stderr]    |
Dec 19 11:58:08.082 INFO [stderr] 22 |     nodeInfo : Box<Information>,
Dec 19 11:58:08.082 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: function `LinkList_testing` should have a snake case name such as `link_list_testing`
Dec 19 11:58:08.082 INFO [stderr]   --> src/main.rs:40:1
Dec 19 11:58:08.082 INFO [stderr]    |
Dec 19 11:58:08.082 INFO [stderr] 40 | / fn LinkList_testing()
Dec 19 11:58:08.082 INFO [stderr] 41 | | {
Dec 19 11:58:08.082 INFO [stderr] 42 | |     //let list : Box<LinkList::LinkedList> = Box::new(LinkList::LinkedList{});
Dec 19 11:58:08.082 INFO [stderr] 43 | |     let mut list =  LinkList::LinkedList{head:None};
Dec 19 11:58:08.082 INFO [stderr] ...  |
Dec 19 11:58:08.082 INFO [stderr] 77 | |     }
Dec 19 11:58:08.082 INFO [stderr] 78 | | }
Dec 19 11:58:08.082 INFO [stderr]    | |_^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: type `item_list` should have a camel case name such as `ItemList`
Dec 19 11:58:08.082 INFO [stderr]    --> src/main.rs:98:1
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr] 98  | / enum item_list {
Dec 19 11:58:08.082 INFO [stderr] 99  | |     pair{x:u32,y:Box<item_list>},
Dec 19 11:58:08.082 INFO [stderr] 100 | | Nil
Dec 19 11:58:08.082 INFO [stderr] 101 | | }
Dec 19 11:58:08.082 INFO [stderr]     | |_^
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr]     = note: #[warn(non_camel_case_types)] on by default
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: variant `pair` should have a camel case name such as `Pair`
Dec 19 11:58:08.082 INFO [stderr]   --> src/main.rs:99:2
Dec 19 11:58:08.082 INFO [stderr]    |
Dec 19 11:58:08.082 INFO [stderr] 99 |     pair{x:u32,y:Box<item_list>},
Dec 19 11:58:08.082 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:08.082 INFO [stderr] 
Dec 19 11:58:08.082 INFO [stderr] warning: function `Rfcell_testing` should have a snake case name such as `rfcell_testing`
Dec 19 11:58:08.082 INFO [stderr]    --> src/main.rs:141:1
Dec 19 11:58:08.082 INFO [stderr]     |
Dec 19 11:58:08.082 INFO [stderr] 141 | / fn Rfcell_testing() {
Dec 19 11:58:08.082 INFO [stderr] 142 | |     let value = Rc::new(RefCell::new(5));
Dec 19 11:58:08.082 INFO [stderr] 143 | |
Dec 19 11:58:08.082 INFO [stderr] 144 | |     let a = Rc::new(Cons(Rc::clone(&value), Rc::new(Nil)));
Dec 19 11:58:08.082 INFO [stderr] ...   |
Dec 19 11:58:08.083 INFO [stderr] 157 | |     println!("c after = {:?}", c);
Dec 19 11:58:08.083 INFO [stderr] 158 | | }
Dec 19 11:58:08.083 INFO [stderr]     | |_^
Dec 19 11:58:08.083 INFO [stderr] 
Dec 19 11:58:08.083 INFO [stderr] warning: type `refCount` should have a camel case name such as `Refcount`
Dec 19 11:58:08.083 INFO [stderr]    --> src/main.rs:161:1
Dec 19 11:58:08.083 INFO [stderr]     |
Dec 19 11:58:08.083 INFO [stderr] 161 | / struct refCount<T>
Dec 19 11:58:08.083 INFO [stderr] 162 | | {    
Dec 19 11:58:08.083 INFO [stderr] 163 | |     val : T,
Dec 19 11:58:08.083 INFO [stderr] 164 | | }
Dec 19 11:58:08.083 INFO [stderr]     | |_^
Dec 19 11:58:08.088 INFO [stderr] 
Dec 19 11:58:08.088 INFO [stderr] warning: function `reference_Count_Testing` should have a snake case name such as `reference_count_testing`
Dec 19 11:58:08.088 INFO [stderr]    --> src/main.rs:166:1
Dec 19 11:58:08.088 INFO [stderr]     |
Dec 19 11:58:08.088 INFO [stderr] 166 | / fn reference_Count_Testing()
Dec 19 11:58:08.088 INFO [stderr] 167 | | {
Dec 19 11:58:08.088 INFO [stderr] 168 | |     //let rcI =refCount{val:32};
Dec 19 11:58:08.088 INFO [stderr] 169 | |     //println!("count after creating c = {}", rcI.val);
Dec 19 11:58:08.088 INFO [stderr] ...   |
Dec 19 11:58:08.088 INFO [stderr] 186 | |     
Dec 19 11:58:08.088 INFO [stderr] 187 | | }
Dec 19 11:58:08.088 INFO [stderr]     | |_^
Dec 19 11:58:08.088 INFO [stderr] 
Dec 19 11:58:08.088 INFO [stderr] warning: variable `rcI` should have a snake case name such as `rc_i`
Dec 19 11:58:08.088 INFO [stderr]    --> src/main.rs:171:6
Dec 19 11:58:08.088 INFO [stderr]     |
Dec 19 11:58:08.088 INFO [stderr] 171 |     let rcI =refCount{val:String::from("this is a new string")};
Dec 19 11:58:08.088 INFO [stderr]     |         ^^^
Dec 19 11:58:08.088 INFO [stderr] 
Dec 19 11:58:08.111 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 19 11:58:08.497 INFO running `"docker" "inspect" "a24ba6bdb9c2f0ad4effcae86f9b25e8237ea0db4b8c1e62c106c54f6495467d"`
Dec 19 11:58:08.601 INFO running `"docker" "rm" "-f" "a24ba6bdb9c2f0ad4effcae86f9b25e8237ea0db4b8c1e62c106c54f6495467d"`
Dec 19 11:58:08.783 INFO [stdout] a24ba6bdb9c2f0ad4effcae86f9b25e8237ea0db4b8c1e62c106c54f6495467d