Nov 16 18:22:15.941 INFO testing neerajbisht1987/hellocargo against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 18:22:15.943 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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"`
Nov 16 18:22:16.462 INFO [stdout] 59a2d7d32d9682b42bdd987d3a9c5e67937d67a451c157952a0fdaebca81b2bc
Nov 16 18:22:16.464 INFO running `"docker" "start" "-a" "59a2d7d32d9682b42bdd987d3a9c5e67937d67a451c157952a0fdaebca81b2bc"`
Nov 16 18:22:18.295 INFO [stderr] usermod: no changes
Nov 16 18:22:18.375 INFO [stderr]    Compiling hello_cargo v0.1.0 (/source)
Nov 16 18:22:19.099 INFO [stderr] warning: unused variable: `mystruct`
Nov 16 18:22:19.099 INFO [stderr]    --> src/main.rs:126:6
Nov 16 18:22:19.099 INFO [stderr]     |
Nov 16 18:22:19.099 INFO [stderr] 126 |     let mystruct = module1::MyStruct{i:2};    
Nov 16 18:22:19.099 INFO [stderr]     |         ^^^^^^^^ help: consider using `_mystruct` instead
Nov 16 18:22:19.099 INFO [stderr]     |
Nov 16 18:22:19.099 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 16 18:22:19.099 INFO [stderr] 
Nov 16 18:22:19.099 INFO [stderr] warning: unused variable: `b`
Nov 16 18:22:19.099 INFO [stderr]    --> src/main.rs:178:6
Nov 16 18:22:19.099 INFO [stderr]     |
Nov 16 18:22:19.099 INFO [stderr] 178 |     let b=rc.clone();
Nov 16 18:22:19.099 INFO [stderr]     |         ^ help: consider using `_b` instead
Nov 16 18:22:19.099 INFO [stderr] 
Nov 16 18:22:19.099 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Nov 16 18:22:19.099 INFO [stderr]    --> src/main.rs:322:6
Nov 16 18:22:19.099 INFO [stderr]     |
Nov 16 18:22:19.099 INFO [stderr] 322 |     let news_article_nosummarization = NewsArticleNoSummarization{
Nov 16 18:22:19.099 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Nov 16 18:22:19.099 INFO [stderr] 
Nov 16 18:22:19.099 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Nov 16 18:22:19.099 INFO [stderr]    --> src/main.rs:329:6
Nov 16 18:22:19.099 INFO [stderr]     |
Nov 16 18:22:19.099 INFO [stderr] 329 |     let news_article_nosummarization = NewsArticleNoSummarization{
Nov 16 18:22:19.099 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Nov 16 18:22:19.099 INFO [stderr] 
Nov 16 18:22:19.171 INFO [stderr] warning: struct is never constructed: `MyBox`
Nov 16 18:22:19.171 INFO [stderr]  --> src/module1.rs:3:1
Nov 16 18:22:19.171 INFO [stderr]   |
Nov 16 18:22:19.171 INFO [stderr] 3 | pub struct MyBox<T>(T);
Nov 16 18:22:19.171 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.171 INFO [stderr]   |
Nov 16 18:22:19.171 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 18:22:19.171 INFO [stderr] 
Nov 16 18:22:19.171 INFO [stderr] warning: method is never used: `new`
Nov 16 18:22:19.171 INFO [stderr]  --> src/module1.rs:7:5
Nov 16 18:22:19.171 INFO [stderr]   |
Nov 16 18:22:19.171 INFO [stderr] 7 |     pub fn new(x: T) -> MyBox<T> {
Nov 16 18:22:19.171 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.171 INFO [stderr] 
Nov 16 18:22:19.171 INFO [stderr] warning: struct is never constructed: `MyStruct`
Nov 16 18:22:19.171 INFO [stderr]   --> src/module1.rs:27:1
Nov 16 18:22:19.171 INFO [stderr]    |
Nov 16 18:22:19.171 INFO [stderr] 27 | pub struct MyStruct {
Nov 16 18:22:19.171 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `ref_testing`
Nov 16 18:22:19.172 INFO [stderr]   --> src/main.rs:82:1
Nov 16 18:22:19.172 INFO [stderr]    |
Nov 16 18:22:19.172 INFO [stderr] 82 | fn ref_testing()
Nov 16 18:22:19.172 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: enum is never used: `item_list`
Nov 16 18:22:19.172 INFO [stderr]   --> src/main.rs:98:1
Nov 16 18:22:19.172 INFO [stderr]    |
Nov 16 18:22:19.172 INFO [stderr] 98 | enum item_list {
Nov 16 18:22:19.172 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `match_testing`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:103:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 103 | fn match_testing() {
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `findvalue`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:113:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 113 | fn findvalue(list:item_list,val:u32)
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `module_testing`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:125:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 125 | fn module_testing() {
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: enum is never used: `List`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:136:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 136 | enum List {
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `Rfcell_testing`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:141:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 141 | fn Rfcell_testing() {
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: struct is never constructed: `refCount`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:161:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 161 | struct refCount<T>
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `reference_Count_Testing`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:166:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 166 | fn reference_Count_Testing()
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `smarpointer_derefernce_testing`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:189:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 189 | fn smarpointer_derefernce_testing()
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `static_lifetime_testing`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:202:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 202 | fn static_lifetime_testing()
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `returnsamevalue`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:218:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 218 | fn returnsamevalue(s:&str) ->&str{
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `lifetime_ann_fn_testing`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:241:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 241 | fn lifetime_ann_fn_testing()
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `longest`
Nov 16 18:22:19.172 INFO [stderr]    --> src/main.rs:268:1
Nov 16 18:22:19.172 INFO [stderr]     |
Nov 16 18:22:19.172 INFO [stderr] 268 | fn longest<'a>(x:&'a str,y:&'a str) -> &'a str
Nov 16 18:22:19.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.172 INFO [stderr] 
Nov 16 18:22:19.172 INFO [stderr] warning: function is never used: `trait_bound_with_vec_testing`
Nov 16 18:22:19.173 INFO [stderr]    --> src/main.rs:285:1
Nov 16 18:22:19.173 INFO [stderr]     |
Nov 16 18:22:19.173 INFO [stderr] 285 | fn trait_bound_with_vec_testing() {
Nov 16 18:22:19.173 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.173 INFO [stderr] 
Nov 16 18:22:19.173 INFO [stderr] warning: function is never used: `largest`
Nov 16 18:22:19.173 INFO [stderr]    --> src/main.rs:297:1
Nov 16 18:22:19.173 INFO [stderr]     |
Nov 16 18:22:19.173 INFO [stderr] 297 | fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
Nov 16 18:22:19.173 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.173 INFO [stderr] 
Nov 16 18:22:19.173 INFO [stderr] warning: function is never used: `trait_bound_testing`
Nov 16 18:22:19.173 INFO [stderr]    --> src/main.rs:314:1
Nov 16 18:22:19.173 INFO [stderr]     |
Nov 16 18:22:19.173 INFO [stderr] 314 | fn trait_bound_testing() {
Nov 16 18:22:19.173 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.173 INFO [stderr] 
Nov 16 18:22:19.188 INFO [stderr] warning: module `LinkList` should have a snake case name such as `link_list`
Nov 16 18:22:19.188 INFO [stderr]   --> src/main.rs:12:1
Nov 16 18:22:19.188 INFO [stderr]    |
Nov 16 18:22:19.188 INFO [stderr] 12 | mod LinkList;
Nov 16 18:22:19.188 INFO [stderr]    | ^^^^^^^^^^^^^
Nov 16 18:22:19.188 INFO [stderr]    |
Nov 16 18:22:19.188 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 16 18:22:19.188 INFO [stderr] 
Nov 16 18:22:19.188 INFO [stderr] warning: structure field `nodeInfo` should have a snake case name such as `node_info`
Nov 16 18:22:19.188 INFO [stderr]   --> src/LinkList.rs:22:5
Nov 16 18:22:19.188 INFO [stderr]    |
Nov 16 18:22:19.188 INFO [stderr] 22 |     nodeInfo : Box<Information>,
Nov 16 18:22:19.188 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.188 INFO [stderr] 
Nov 16 18:22:19.188 INFO [stderr] warning: function `LinkList_testing` should have a snake case name such as `link_list_testing`
Nov 16 18:22:19.188 INFO [stderr]   --> src/main.rs:40:1
Nov 16 18:22:19.188 INFO [stderr]    |
Nov 16 18:22:19.188 INFO [stderr] 40 | / fn LinkList_testing()
Nov 16 18:22:19.188 INFO [stderr] 41 | | {
Nov 16 18:22:19.188 INFO [stderr] 42 | |     //let list : Box<LinkList::LinkedList> = Box::new(LinkList::LinkedList{});
Nov 16 18:22:19.188 INFO [stderr] 43 | |     let mut list =  LinkList::LinkedList{head:None};
Nov 16 18:22:19.188 INFO [stderr] ...  |
Nov 16 18:22:19.188 INFO [stderr] 77 | |     }
Nov 16 18:22:19.188 INFO [stderr] 78 | | }
Nov 16 18:22:19.188 INFO [stderr]    | |_^
Nov 16 18:22:19.188 INFO [stderr] 
Nov 16 18:22:19.188 INFO [stderr] warning: type `item_list` should have a camel case name such as `ItemList`
Nov 16 18:22:19.188 INFO [stderr]    --> src/main.rs:98:1
Nov 16 18:22:19.188 INFO [stderr]     |
Nov 16 18:22:19.188 INFO [stderr] 98  | / enum item_list {
Nov 16 18:22:19.188 INFO [stderr] 99  | |     pair{x:u32,y:Box<item_list>},
Nov 16 18:22:19.188 INFO [stderr] 100 | | Nil
Nov 16 18:22:19.188 INFO [stderr] 101 | | }
Nov 16 18:22:19.188 INFO [stderr]     | |_^
Nov 16 18:22:19.188 INFO [stderr]     |
Nov 16 18:22:19.188 INFO [stderr]     = note: #[warn(non_camel_case_types)] on by default
Nov 16 18:22:19.188 INFO [stderr] 
Nov 16 18:22:19.188 INFO [stderr] warning: variant `pair` should have a camel case name such as `Pair`
Nov 16 18:22:19.188 INFO [stderr]   --> src/main.rs:99:2
Nov 16 18:22:19.188 INFO [stderr]    |
Nov 16 18:22:19.188 INFO [stderr] 99 |     pair{x:u32,y:Box<item_list>},
Nov 16 18:22:19.188 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:19.188 INFO [stderr] 
Nov 16 18:22:19.188 INFO [stderr] warning: function `Rfcell_testing` should have a snake case name such as `rfcell_testing`
Nov 16 18:22:19.188 INFO [stderr]    --> src/main.rs:141:1
Nov 16 18:22:19.188 INFO [stderr]     |
Nov 16 18:22:19.188 INFO [stderr] 141 | / fn Rfcell_testing() {
Nov 16 18:22:19.188 INFO [stderr] 142 | |     let value = Rc::new(RefCell::new(5));
Nov 16 18:22:19.188 INFO [stderr] 143 | |
Nov 16 18:22:19.188 INFO [stderr] 144 | |     let a = Rc::new(Cons(Rc::clone(&value), Rc::new(Nil)));
Nov 16 18:22:19.188 INFO [stderr] ...   |
Nov 16 18:22:19.188 INFO [stderr] 157 | |     println!("c after = {:?}", c);
Nov 16 18:22:19.188 INFO [stderr] 158 | | }
Nov 16 18:22:19.188 INFO [stderr]     | |_^
Nov 16 18:22:19.188 INFO [stderr] 
Nov 16 18:22:19.188 INFO [stderr] warning: type `refCount` should have a camel case name such as `Refcount`
Nov 16 18:22:19.188 INFO [stderr]    --> src/main.rs:161:1
Nov 16 18:22:19.188 INFO [stderr]     |
Nov 16 18:22:19.188 INFO [stderr] 161 | / struct refCount<T>
Nov 16 18:22:19.188 INFO [stderr] 162 | | {    
Nov 16 18:22:19.188 INFO [stderr] 163 | |     val : T,
Nov 16 18:22:19.188 INFO [stderr] 164 | | }
Nov 16 18:22:19.188 INFO [stderr]     | |_^
Nov 16 18:22:19.188 INFO [stderr] 
Nov 16 18:22:19.188 INFO [stderr] warning: function `reference_Count_Testing` should have a snake case name such as `reference_count_testing`
Nov 16 18:22:19.188 INFO [stderr]    --> src/main.rs:166:1
Nov 16 18:22:19.188 INFO [stderr]     |
Nov 16 18:22:19.188 INFO [stderr] 166 | / fn reference_Count_Testing()
Nov 16 18:22:19.188 INFO [stderr] 167 | | {
Nov 16 18:22:19.188 INFO [stderr] 168 | |     //let rcI =refCount{val:32};
Nov 16 18:22:19.188 INFO [stderr] 169 | |     //println!("count after creating c = {}", rcI.val);
Nov 16 18:22:19.188 INFO [stderr] ...   |
Nov 16 18:22:19.188 INFO [stderr] 186 | |     
Nov 16 18:22:19.188 INFO [stderr] 187 | | }
Nov 16 18:22:19.188 INFO [stderr]     | |_^
Nov 16 18:22:19.188 INFO [stderr] 
Nov 16 18:22:19.189 INFO [stderr] warning: variable `rcI` should have a snake case name such as `rc_i`
Nov 16 18:22:19.189 INFO [stderr]    --> src/main.rs:171:6
Nov 16 18:22:19.189 INFO [stderr]     |
Nov 16 18:22:19.189 INFO [stderr] 171 |     let rcI =refCount{val:String::from("this is a new string")};
Nov 16 18:22:19.189 INFO [stderr]     |         ^^^
Nov 16 18:22:19.189 INFO [stderr] 
Nov 16 18:22:19.895 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Nov 16 18:22:19.899 INFO [stderr] su: No module specific data is present
Nov 16 18:22:20.832 INFO running `"docker" "inspect" "59a2d7d32d9682b42bdd987d3a9c5e67937d67a451c157952a0fdaebca81b2bc"`
Nov 16 18:22:21.126 INFO running `"docker" "rm" "-f" "59a2d7d32d9682b42bdd987d3a9c5e67937d67a451c157952a0fdaebca81b2bc"`
Nov 16 18:22:21.383 INFO [stdout] 59a2d7d32d9682b42bdd987d3a9c5e67937d67a451c157952a0fdaebca81b2bc
Nov 16 18:22:21.387 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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"`
Nov 16 18:22:21.759 INFO [stdout] 84e8e4a3e26afd05813860772036b95ff8e3e0255b6e388be783063e89eb0d7d
Nov 16 18:22:21.762 INFO running `"docker" "start" "-a" "84e8e4a3e26afd05813860772036b95ff8e3e0255b6e388be783063e89eb0d7d"`
Nov 16 18:22:22.946 INFO [stderr] usermod: no changes
Nov 16 18:22:22.987 INFO [stderr]    Compiling hello_cargo v0.1.0 (/source)
Nov 16 18:22:23.563 INFO [stderr] warning: unused variable: `mystruct`
Nov 16 18:22:23.563 INFO [stderr]    --> src/main.rs:126:6
Nov 16 18:22:23.563 INFO [stderr]     |
Nov 16 18:22:23.563 INFO [stderr] 126 |     let mystruct = module1::MyStruct{i:2};    
Nov 16 18:22:23.563 INFO [stderr]     |         ^^^^^^^^ help: consider using `_mystruct` instead
Nov 16 18:22:23.563 INFO [stderr]     |
Nov 16 18:22:23.563 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 16 18:22:23.563 INFO [stderr] 
Nov 16 18:22:23.563 INFO [stderr] warning: unused variable: `b`
Nov 16 18:22:23.563 INFO [stderr]    --> src/main.rs:178:6
Nov 16 18:22:23.563 INFO [stderr]     |
Nov 16 18:22:23.564 INFO [stderr] 178 |     let b=rc.clone();
Nov 16 18:22:23.564 INFO [stderr]     |         ^ help: consider using `_b` instead
Nov 16 18:22:23.564 INFO [stderr] 
Nov 16 18:22:23.565 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Nov 16 18:22:23.565 INFO [stderr]    --> src/main.rs:322:6
Nov 16 18:22:23.565 INFO [stderr]     |
Nov 16 18:22:23.565 INFO [stderr] 322 |     let news_article_nosummarization = NewsArticleNoSummarization{
Nov 16 18:22:23.566 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Nov 16 18:22:23.566 INFO [stderr] 
Nov 16 18:22:23.566 INFO [stderr] warning: unused variable: `news_article_nosummarization`
Nov 16 18:22:23.571 INFO [stderr]    --> src/main.rs:329:6
Nov 16 18:22:23.571 INFO [stderr]     |
Nov 16 18:22:23.571 INFO [stderr] 329 |     let news_article_nosummarization = NewsArticleNoSummarization{
Nov 16 18:22:23.571 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_news_article_nosummarization` instead
Nov 16 18:22:23.571 INFO [stderr] 
Nov 16 18:22:23.659 INFO [stderr] warning: struct is never constructed: `MyBox`
Nov 16 18:22:23.659 INFO [stderr]  --> src/module1.rs:3:1
Nov 16 18:22:23.659 INFO [stderr]   |
Nov 16 18:22:23.660 INFO [stderr] 3 | pub struct MyBox<T>(T);
Nov 16 18:22:23.660 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.660 INFO [stderr]   |
Nov 16 18:22:23.661 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 18:22:23.661 INFO [stderr] 
Nov 16 18:22:23.661 INFO [stderr] warning: method is never used: `new`
Nov 16 18:22:23.661 INFO [stderr]  --> src/module1.rs:7:5
Nov 16 18:22:23.661 INFO [stderr]   |
Nov 16 18:22:23.661 INFO [stderr] 7 |     pub fn new(x: T) -> MyBox<T> {
Nov 16 18:22:23.662 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.662 INFO [stderr] 
Nov 16 18:22:23.662 INFO [stderr] warning: struct is never constructed: `MyStruct`
Nov 16 18:22:23.662 INFO [stderr]   --> src/module1.rs:27:1
Nov 16 18:22:23.662 INFO [stderr]    |
Nov 16 18:22:23.662 INFO [stderr] 27 | pub struct MyStruct {
Nov 16 18:22:23.662 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.662 INFO [stderr] 
Nov 16 18:22:23.662 INFO [stderr] warning: function is never used: `ref_testing`
Nov 16 18:22:23.662 INFO [stderr]   --> src/main.rs:82:1
Nov 16 18:22:23.662 INFO [stderr]    |
Nov 16 18:22:23.662 INFO [stderr] 82 | fn ref_testing()
Nov 16 18:22:23.662 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Nov 16 18:22:23.663 INFO [stderr] 
Nov 16 18:22:23.663 INFO [stderr] warning: enum is never used: `item_list`
Nov 16 18:22:23.663 INFO [stderr]   --> src/main.rs:98:1
Nov 16 18:22:23.663 INFO [stderr]    |
Nov 16 18:22:23.663 INFO [stderr] 98 | enum item_list {
Nov 16 18:22:23.663 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 18:22:23.663 INFO [stderr] 
Nov 16 18:22:23.663 INFO [stderr] warning: function is never used: `match_testing`
Nov 16 18:22:23.663 INFO [stderr]    --> src/main.rs:103:1
Nov 16 18:22:23.663 INFO [stderr]     |
Nov 16 18:22:23.663 INFO [stderr] 103 | fn match_testing() {
Nov 16 18:22:23.663 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.663 INFO [stderr] 
Nov 16 18:22:23.664 INFO [stderr] warning: function is never used: `findvalue`
Nov 16 18:22:23.664 INFO [stderr]    --> src/main.rs:113:1
Nov 16 18:22:23.664 INFO [stderr]     |
Nov 16 18:22:23.664 INFO [stderr] 113 | fn findvalue(list:item_list,val:u32)
Nov 16 18:22:23.664 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.664 INFO [stderr] 
Nov 16 18:22:23.664 INFO [stderr] warning: function is never used: `module_testing`
Nov 16 18:22:23.664 INFO [stderr]    --> src/main.rs:125:1
Nov 16 18:22:23.664 INFO [stderr]     |
Nov 16 18:22:23.664 INFO [stderr] 125 | fn module_testing() {
Nov 16 18:22:23.664 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.664 INFO [stderr] 
Nov 16 18:22:23.664 INFO [stderr] warning: enum is never used: `List`
Nov 16 18:22:23.664 INFO [stderr]    --> src/main.rs:136:1
Nov 16 18:22:23.664 INFO [stderr]     |
Nov 16 18:22:23.664 INFO [stderr] 136 | enum List {
Nov 16 18:22:23.664 INFO [stderr]     | ^^^^^^^^^
Nov 16 18:22:23.664 INFO [stderr] 
Nov 16 18:22:23.665 INFO [stderr] warning: function is never used: `Rfcell_testing`
Nov 16 18:22:23.665 INFO [stderr]    --> src/main.rs:141:1
Nov 16 18:22:23.665 INFO [stderr]     |
Nov 16 18:22:23.665 INFO [stderr] 141 | fn Rfcell_testing() {
Nov 16 18:22:23.665 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.665 INFO [stderr] 
Nov 16 18:22:23.665 INFO [stderr] warning: struct is never constructed: `refCount`
Nov 16 18:22:23.665 INFO [stderr]    --> src/main.rs:161:1
Nov 16 18:22:23.665 INFO [stderr]     |
Nov 16 18:22:23.665 INFO [stderr] 161 | struct refCount<T>
Nov 16 18:22:23.665 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.665 INFO [stderr] 
Nov 16 18:22:23.665 INFO [stderr] warning: function is never used: `reference_Count_Testing`
Nov 16 18:22:23.665 INFO [stderr]    --> src/main.rs:166:1
Nov 16 18:22:23.665 INFO [stderr]     |
Nov 16 18:22:23.665 INFO [stderr] 166 | fn reference_Count_Testing()
Nov 16 18:22:23.665 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.665 INFO [stderr] 
Nov 16 18:22:23.665 INFO [stderr] warning: function is never used: `smarpointer_derefernce_testing`
Nov 16 18:22:23.665 INFO [stderr]    --> src/main.rs:189:1
Nov 16 18:22:23.665 INFO [stderr]     |
Nov 16 18:22:23.665 INFO [stderr] 189 | fn smarpointer_derefernce_testing()
Nov 16 18:22:23.665 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.665 INFO [stderr] 
Nov 16 18:22:23.665 INFO [stderr] warning: function is never used: `static_lifetime_testing`
Nov 16 18:22:23.665 INFO [stderr]    --> src/main.rs:202:1
Nov 16 18:22:23.665 INFO [stderr]     |
Nov 16 18:22:23.665 INFO [stderr] 202 | fn static_lifetime_testing()
Nov 16 18:22:23.665 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.665 INFO [stderr] 
Nov 16 18:22:23.665 INFO [stderr] warning: function is never used: `returnsamevalue`
Nov 16 18:22:23.665 INFO [stderr]    --> src/main.rs:218:1
Nov 16 18:22:23.665 INFO [stderr]     |
Nov 16 18:22:23.665 INFO [stderr] 218 | fn returnsamevalue(s:&str) ->&str{
Nov 16 18:22:23.665 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.665 INFO [stderr] 
Nov 16 18:22:23.665 INFO [stderr] warning: function is never used: `lifetime_ann_fn_testing`
Nov 16 18:22:23.665 INFO [stderr]    --> src/main.rs:241:1
Nov 16 18:22:23.665 INFO [stderr]     |
Nov 16 18:22:23.665 INFO [stderr] 241 | fn lifetime_ann_fn_testing()
Nov 16 18:22:23.665 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.667 INFO [stderr] 
Nov 16 18:22:23.667 INFO [stderr] warning: function is never used: `longest`
Nov 16 18:22:23.667 INFO [stderr]    --> src/main.rs:268:1
Nov 16 18:22:23.667 INFO [stderr]     |
Nov 16 18:22:23.667 INFO [stderr] 268 | fn longest<'a>(x:&'a str,y:&'a str) -> &'a str
Nov 16 18:22:23.667 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.667 INFO [stderr] 
Nov 16 18:22:23.667 INFO [stderr] warning: function is never used: `trait_bound_with_vec_testing`
Nov 16 18:22:23.667 INFO [stderr]    --> src/main.rs:285:1
Nov 16 18:22:23.667 INFO [stderr]     |
Nov 16 18:22:23.667 INFO [stderr] 285 | fn trait_bound_with_vec_testing() {
Nov 16 18:22:23.667 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.667 INFO [stderr] 
Nov 16 18:22:23.667 INFO [stderr] warning: function is never used: `largest`
Nov 16 18:22:23.667 INFO [stderr]    --> src/main.rs:297:1
Nov 16 18:22:23.667 INFO [stderr]     |
Nov 16 18:22:23.667 INFO [stderr] 297 | fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
Nov 16 18:22:23.667 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.667 INFO [stderr] 
Nov 16 18:22:23.667 INFO [stderr] warning: function is never used: `trait_bound_testing`
Nov 16 18:22:23.667 INFO [stderr]    --> src/main.rs:314:1
Nov 16 18:22:23.667 INFO [stderr]     |
Nov 16 18:22:23.667 INFO [stderr] 314 | fn trait_bound_testing() {
Nov 16 18:22:23.667 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.667 INFO [stderr] 
Nov 16 18:22:23.668 INFO [stderr] warning: module `LinkList` should have a snake case name such as `link_list`
Nov 16 18:22:23.668 INFO [stderr]   --> src/main.rs:12:1
Nov 16 18:22:23.668 INFO [stderr]    |
Nov 16 18:22:23.668 INFO [stderr] 12 | mod LinkList;
Nov 16 18:22:23.668 INFO [stderr]    | ^^^^^^^^^^^^^
Nov 16 18:22:23.668 INFO [stderr]    |
Nov 16 18:22:23.668 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 16 18:22:23.668 INFO [stderr] 
Nov 16 18:22:23.668 INFO [stderr] warning: structure field `nodeInfo` should have a snake case name such as `node_info`
Nov 16 18:22:23.668 INFO [stderr]   --> src/LinkList.rs:22:5
Nov 16 18:22:23.668 INFO [stderr]    |
Nov 16 18:22:23.668 INFO [stderr] 22 |     nodeInfo : Box<Information>,
Nov 16 18:22:23.668 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.668 INFO [stderr] 
Nov 16 18:22:23.669 INFO [stderr] warning: function `LinkList_testing` should have a snake case name such as `link_list_testing`
Nov 16 18:22:23.669 INFO [stderr]   --> src/main.rs:40:1
Nov 16 18:22:23.669 INFO [stderr]    |
Nov 16 18:22:23.669 INFO [stderr] 40 | / fn LinkList_testing()
Nov 16 18:22:23.669 INFO [stderr] 41 | | {
Nov 16 18:22:23.669 INFO [stderr] 42 | |     //let list : Box<LinkList::LinkedList> = Box::new(LinkList::LinkedList{});
Nov 16 18:22:23.669 INFO [stderr] 43 | |     let mut list =  LinkList::LinkedList{head:None};
Nov 16 18:22:23.669 INFO [stderr] ...  |
Nov 16 18:22:23.669 INFO [stderr] 77 | |     }
Nov 16 18:22:23.669 INFO [stderr] 78 | | }
Nov 16 18:22:23.669 INFO [stderr]    | |_^
Nov 16 18:22:23.669 INFO [stderr] 
Nov 16 18:22:23.670 INFO [stderr] warning: type `item_list` should have a camel case name such as `ItemList`
Nov 16 18:22:23.670 INFO [stderr]    --> src/main.rs:98:1
Nov 16 18:22:23.670 INFO [stderr]     |
Nov 16 18:22:23.670 INFO [stderr] 98  | / enum item_list {
Nov 16 18:22:23.670 INFO [stderr] 99  | |     pair{x:u32,y:Box<item_list>},
Nov 16 18:22:23.670 INFO [stderr] 100 | | Nil
Nov 16 18:22:23.670 INFO [stderr] 101 | | }
Nov 16 18:22:23.670 INFO [stderr]     | |_^
Nov 16 18:22:23.671 INFO [stderr]     |
Nov 16 18:22:23.671 INFO [stderr]     = note: #[warn(non_camel_case_types)] on by default
Nov 16 18:22:23.671 INFO [stderr] 
Nov 16 18:22:23.671 INFO [stderr] warning: variant `pair` should have a camel case name such as `Pair`
Nov 16 18:22:23.671 INFO [stderr]   --> src/main.rs:99:2
Nov 16 18:22:23.671 INFO [stderr]    |
Nov 16 18:22:23.671 INFO [stderr] 99 |     pair{x:u32,y:Box<item_list>},
Nov 16 18:22:23.671 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:22:23.671 INFO [stderr] 
Nov 16 18:22:23.671 INFO [stderr] warning: function `Rfcell_testing` should have a snake case name such as `rfcell_testing`
Nov 16 18:22:23.671 INFO [stderr]    --> src/main.rs:141:1
Nov 16 18:22:23.671 INFO [stderr]     |
Nov 16 18:22:23.671 INFO [stderr] 141 | / fn Rfcell_testing() {
Nov 16 18:22:23.671 INFO [stderr] 142 | |     let value = Rc::new(RefCell::new(5));
Nov 16 18:22:23.671 INFO [stderr] 143 | |
Nov 16 18:22:23.672 INFO [stderr] 144 | |     let a = Rc::new(Cons(Rc::clone(&value), Rc::new(Nil)));
Nov 16 18:22:23.672 INFO [stderr] ...   |
Nov 16 18:22:23.672 INFO [stderr] 157 | |     println!("c after = {:?}", c);
Nov 16 18:22:23.672 INFO [stderr] 158 | | }
Nov 16 18:22:23.672 INFO [stderr]     | |_^
Nov 16 18:22:23.672 INFO [stderr] 
Nov 16 18:22:23.672 INFO [stderr] warning: type `refCount` should have a camel case name such as `Refcount`
Nov 16 18:22:23.672 INFO [stderr]    --> src/main.rs:161:1
Nov 16 18:22:23.672 INFO [stderr]     |
Nov 16 18:22:23.672 INFO [stderr] 161 | / struct refCount<T>
Nov 16 18:22:23.672 INFO [stderr] 162 | | {    
Nov 16 18:22:23.672 INFO [stderr] 163 | |     val : T,
Nov 16 18:22:23.672 INFO [stderr] 164 | | }
Nov 16 18:22:23.672 INFO [stderr]     | |_^
Nov 16 18:22:23.672 INFO [stderr] 
Nov 16 18:22:23.672 INFO [stderr] warning: function `reference_Count_Testing` should have a snake case name such as `reference_count_testing`
Nov 16 18:22:23.672 INFO [stderr]    --> src/main.rs:166:1
Nov 16 18:22:23.672 INFO [stderr]     |
Nov 16 18:22:23.672 INFO [stderr] 166 | / fn reference_Count_Testing()
Nov 16 18:22:23.672 INFO [stderr] 167 | | {
Nov 16 18:22:23.672 INFO [stderr] 168 | |     //let rcI =refCount{val:32};
Nov 16 18:22:23.672 INFO [stderr] 169 | |     //println!("count after creating c = {}", rcI.val);
Nov 16 18:22:23.672 INFO [stderr] ...   |
Nov 16 18:22:23.672 INFO [stderr] 186 | |     
Nov 16 18:22:23.672 INFO [stderr] 187 | | }
Nov 16 18:22:23.672 INFO [stderr]     | |_^
Nov 16 18:22:23.672 INFO [stderr] 
Nov 16 18:22:23.679 INFO [stderr] warning: variable `rcI` should have a snake case name such as `rc_i`
Nov 16 18:22:23.679 INFO [stderr]    --> src/main.rs:171:6
Nov 16 18:22:23.679 INFO [stderr]     |
Nov 16 18:22:23.679 INFO [stderr] 171 |     let rcI =refCount{val:String::from("this is a new string")};
Nov 16 18:22:23.679 INFO [stderr]     |         ^^^
Nov 16 18:22:23.679 INFO [stderr] 
Nov 16 18:22:24.027 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Nov 16 18:22:24.027 INFO [stderr] su: No module specific data is present
Nov 16 18:22:24.785 INFO running `"docker" "inspect" "84e8e4a3e26afd05813860772036b95ff8e3e0255b6e388be783063e89eb0d7d"`
Nov 16 18:22:24.888 INFO running `"docker" "rm" "-f" "84e8e4a3e26afd05813860772036b95ff8e3e0255b6e388be783063e89eb0d7d"`
Nov 16 18:22:25.027 INFO [stdout] 84e8e4a3e26afd05813860772036b95ff8e3e0255b6e388be783063e89eb0d7d
Nov 16 18:22:25.035 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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"`
Nov 16 18:22:25.236 INFO [stdout] 6fcf3c6ba404bcbc1e6e694e0e30c04dbcc70bcb015e9ba62094d5202a41fa00
Nov 16 18:22:25.238 INFO running `"docker" "start" "-a" "6fcf3c6ba404bcbc1e6e694e0e30c04dbcc70bcb015e9ba62094d5202a41fa00"`
Nov 16 18:22:26.012 INFO [stderr] usermod: no changes
Nov 16 18:22:26.051 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 16 18:22:26.051 INFO [stderr]      Running /target/debug/deps/hello_cargo-4436f7e089fd8785
Nov 16 18:22:26.056 INFO [stdout] 
Nov 16 18:22:26.056 INFO [stdout] running 0 tests
Nov 16 18:22:26.056 INFO [stdout] 
Nov 16 18:22:26.056 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 18:22:26.056 INFO [stdout] 
Nov 16 18:22:26.071 INFO [stderr] su: No module specific data is present
Nov 16 18:22:26.660 INFO running `"docker" "inspect" "6fcf3c6ba404bcbc1e6e694e0e30c04dbcc70bcb015e9ba62094d5202a41fa00"`
Nov 16 18:22:26.732 INFO running `"docker" "rm" "-f" "6fcf3c6ba404bcbc1e6e694e0e30c04dbcc70bcb015e9ba62094d5202a41fa00"`
Nov 16 18:22:26.846 INFO [stdout] 6fcf3c6ba404bcbc1e6e694e0e30c04dbcc70bcb015e9ba62094d5202a41fa00