Oct 13 12:46:58.438 INFO checking learnrust-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 12:46:58.438 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 12:46:58.840 INFO blam! 2dedd415d2476c9a2bd361a895f04e12cf96759dc7da3a52105f017ce29b5e8e
Oct 13 12:46:58.842 INFO running `"docker" "start" "-a" "2dedd415d2476c9a2bd361a895f04e12cf96759dc7da3a52105f017ce29b5e8e"`
Oct 13 12:46:59.900 INFO kablam! usermod: no changes
Oct 13 12:46:59.987 INFO kablam!     Checking learnrust v0.1.0 (/source)
Oct 13 12:47:00.940 INFO kablam! warning: unused import: `::lessons::Rectangle::Rectangle`
Oct 13 12:47:00.940 INFO kablam!  --> src/adder/mod.rs:1:5
Oct 13 12:47:00.940 INFO kablam!   |
Oct 13 12:47:00.940 INFO kablam! 1 | use ::lessons::Rectangle::Rectangle;
Oct 13 12:47:00.940 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:00.940 INFO kablam!   |
Oct 13 12:47:00.940 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 12:47:00.940 INFO kablam! 
Oct 13 12:47:00.940 INFO kablam! warning: unused import: `::lessons::Guess::Guess`
Oct 13 12:47:00.940 INFO kablam!  --> src/adder/mod.rs:2:5
Oct 13 12:47:00.940 INFO kablam!   |
Oct 13 12:47:00.940 INFO kablam! 2 | use ::lessons::Guess::Guess;
Oct 13 12:47:00.940 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:00.940 INFO kablam! 
Oct 13 12:47:00.940 INFO kablam! warning: unnecessary parentheses around `if` condition
Oct 13 12:47:00.941 INFO kablam!   --> src/closures/learnIterator.rs:30:7
Oct 13 12:47:00.941 INFO kablam!    |
Oct 13 12:47:00.941 INFO kablam! 30 |     if(self.count < 6){
Oct 13 12:47:00.941 INFO kablam!    |       ^^^^^^^^^^^^^^^^ help: remove these parentheses
Oct 13 12:47:00.941 INFO kablam!    |
Oct 13 12:47:00.941 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 13 12:47:00.941 INFO kablam! 
Oct 13 12:47:01.072 INFO kablam! warning: unnecessary parentheses around `if` condition
Oct 13 12:47:01.072 INFO kablam!   --> src/closures/learnIterator.rs:30:7
Oct 13 12:47:01.072 INFO kablam!    |
Oct 13 12:47:01.072 INFO kablam! 30 |     if(self.count < 6){
Oct 13 12:47:01.072 INFO kablam!    |       ^^^^^^^^^^^^^^^^ help: remove these parentheses
Oct 13 12:47:01.072 INFO kablam!    |
Oct 13 12:47:01.072 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 13 12:47:01.072 INFO kablam! 
Oct 13 12:47:01.277 INFO kablam! warning: unused variable: `v_reference`
Oct 13 12:47:01.277 INFO kablam!   --> src/lessons/commonCollection.rs:25:9
Oct 13 12:47:01.277 INFO kablam!    |
Oct 13 12:47:01.278 INFO kablam! 25 |     let v_reference = &v[v_index];
Oct 13 12:47:01.278 INFO kablam!    |         ^^^^^^^^^^^ help: consider using `_v_reference` instead
Oct 13 12:47:01.278 INFO kablam!    |
Oct 13 12:47:01.278 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 12:47:01.279 INFO kablam! 
Oct 13 12:47:01.279 INFO kablam! warning: unused variable: `s2`
Oct 13 12:47:01.279 INFO kablam!   --> src/lessons/tryStringCollection.rs:24:7
Oct 13 12:47:01.280 INFO kablam!    |
Oct 13 12:47:01.280 INFO kablam! 24 |   let s2 = String::from("tac");
Oct 13 12:47:01.280 INFO kablam!    |       ^^ help: consider using `_s2` instead
Oct 13 12:47:01.280 INFO kablam! 
Oct 13 12:47:01.281 INFO kablam! warning: unused variable: `point2`
Oct 13 12:47:01.281 INFO kablam!   --> src/lessons/tryGenericTypes.rs:48:7
Oct 13 12:47:01.281 INFO kablam!    |
Oct 13 12:47:01.282 INFO kablam! 48 |   let point2 = Point{x : 10.1, y: 20.2};
Oct 13 12:47:01.282 INFO kablam!    |       ^^^^^^ help: consider using `_point2` instead
Oct 13 12:47:01.282 INFO kablam! 
Oct 13 12:47:01.282 INFO kablam! warning: unused variable: `point2_2`
Oct 13 12:47:01.282 INFO kablam!   --> src/lessons/tryGenericTypes.rs:53:7
Oct 13 12:47:01.282 INFO kablam!    |
Oct 13 12:47:01.282 INFO kablam! 53 |   let point2_2 = Point2{x : 20, y : 20.1};
Oct 13 12:47:01.282 INFO kablam!    |       ^^^^^^^^ help: consider using `_point2_2` instead
Oct 13 12:47:01.282 INFO kablam! 
Oct 13 12:47:01.282 INFO kablam! warning: unused variable: `intensity`
Oct 13 12:47:01.283 INFO kablam!   --> src/closures/learnClosure.rs:41:40
Oct 13 12:47:01.283 INFO kablam!    |
Oct 13 12:47:01.283 INFO kablam! 41 | pub fn simulated_expensive_calculation(intensity: u32){
Oct 13 12:47:01.283 INFO kablam!    |                                        ^^^^^^^^^ help: consider using `_intensity` instead
Oct 13 12:47:01.283 INFO kablam! 
Oct 13 12:47:01.283 INFO kablam! warning: unused variable: `expensive_result2`
Oct 13 12:47:01.283 INFO kablam!   --> src/closures/learnClosure.rs:62:7
Oct 13 12:47:01.283 INFO kablam!    |
Oct 13 12:47:01.283 INFO kablam! 62 |   let expensive_result2 = expensive_calculation(intensity);
Oct 13 12:47:01.283 INFO kablam!    |       ^^^^^^^^^^^^^^^^^ help: consider using `_expensive_result2` instead
Oct 13 12:47:01.283 INFO kablam! 
Oct 13 12:47:01.283 INFO kablam! warning: unused variable: `expensive_result3`
Oct 13 12:47:01.283 INFO kablam!   --> src/closures/learnClosure.rs:63:7
Oct 13 12:47:01.283 INFO kablam!    |
Oct 13 12:47:01.283 INFO kablam! 63 |   let expensive_result3 = |num: u32| -> u32{
Oct 13 12:47:01.283 INFO kablam!    |       ^^^^^^^^^^^^^^^^^ help: consider using `_expensive_result3` instead
Oct 13 12:47:01.283 INFO kablam! 
Oct 13 12:47:01.396 INFO kablam! warning: unused variable: `v_reference`
Oct 13 12:47:01.397 INFO kablam!   --> src/lessons/commonCollection.rs:25:9
Oct 13 12:47:01.397 INFO kablam!    |
Oct 13 12:47:01.397 INFO kablam! 25 |     let v_reference = &v[v_index];
Oct 13 12:47:01.397 INFO kablam!    |         ^^^^^^^^^^^ help: consider using `_v_reference` instead
Oct 13 12:47:01.397 INFO kablam!    |
Oct 13 12:47:01.397 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 12:47:01.397 INFO kablam! 
Oct 13 12:47:01.398 INFO kablam! warning: unused variable: `s2`
Oct 13 12:47:01.398 INFO kablam!   --> src/lessons/tryStringCollection.rs:24:7
Oct 13 12:47:01.398 INFO kablam!    |
Oct 13 12:47:01.398 INFO kablam! 24 |   let s2 = String::from("tac");
Oct 13 12:47:01.398 INFO kablam!    |       ^^ help: consider using `_s2` instead
Oct 13 12:47:01.399 INFO kablam! 
Oct 13 12:47:01.399 INFO kablam! warning: unused variable: `point2`
Oct 13 12:47:01.399 INFO kablam!   --> src/lessons/tryGenericTypes.rs:48:7
Oct 13 12:47:01.399 INFO kablam!    |
Oct 13 12:47:01.399 INFO kablam! 48 |   let point2 = Point{x : 10.1, y: 20.2};
Oct 13 12:47:01.399 INFO kablam!    |       ^^^^^^ help: consider using `_point2` instead
Oct 13 12:47:01.399 INFO kablam! 
Oct 13 12:47:01.400 INFO kablam! warning: unused variable: `point2_2`
Oct 13 12:47:01.400 INFO kablam!   --> src/lessons/tryGenericTypes.rs:53:7
Oct 13 12:47:01.400 INFO kablam!    |
Oct 13 12:47:01.401 INFO kablam! 53 |   let point2_2 = Point2{x : 20, y : 20.1};
Oct 13 12:47:01.401 INFO kablam!    |       ^^^^^^^^ help: consider using `_point2_2` instead
Oct 13 12:47:01.401 INFO kablam! 
Oct 13 12:47:01.402 INFO kablam! warning: unused variable: `intensity`
Oct 13 12:47:01.402 INFO kablam!   --> src/closures/learnClosure.rs:41:40
Oct 13 12:47:01.402 INFO kablam!    |
Oct 13 12:47:01.402 INFO kablam! 41 | pub fn simulated_expensive_calculation(intensity: u32){
Oct 13 12:47:01.403 INFO kablam!    |                                        ^^^^^^^^^ help: consider using `_intensity` instead
Oct 13 12:47:01.403 INFO kablam! 
Oct 13 12:47:01.403 INFO kablam! warning: unused variable: `expensive_result2`
Oct 13 12:47:01.404 INFO kablam!   --> src/closures/learnClosure.rs:62:7
Oct 13 12:47:01.404 INFO kablam!    |
Oct 13 12:47:01.404 INFO kablam! 62 |   let expensive_result2 = expensive_calculation(intensity);
Oct 13 12:47:01.404 INFO kablam!    |       ^^^^^^^^^^^^^^^^^ help: consider using `_expensive_result2` instead
Oct 13 12:47:01.405 INFO kablam! 
Oct 13 12:47:01.405 INFO kablam! warning: unused variable: `expensive_result3`
Oct 13 12:47:01.405 INFO kablam!   --> src/closures/learnClosure.rs:63:7
Oct 13 12:47:01.406 INFO kablam!    |
Oct 13 12:47:01.406 INFO kablam! 63 |   let expensive_result3 = |num: u32| -> u32{
Oct 13 12:47:01.406 INFO kablam!    |       ^^^^^^^^^^^^^^^^^ help: consider using `_expensive_result3` instead
Oct 13 12:47:01.406 INFO kablam! 
Oct 13 12:47:01.407 INFO kablam! warning: unused variable: `guess`
Oct 13 12:47:01.407 INFO kablam!   --> src/adder/mod.rs:45:7
Oct 13 12:47:01.407 INFO kablam!    |
Oct 13 12:47:01.408 INFO kablam! 45 |   let guess = Guess::new(0);
Oct 13 12:47:01.408 INFO kablam!    |       ^^^^^ help: consider using `_guess` instead
Oct 13 12:47:01.408 INFO kablam! 
Oct 13 12:47:01.409 INFO kablam! warning: unused variable: `y`
Oct 13 12:47:01.409 INFO kablam!   --> src/adder/mod.rs:74:7
Oct 13 12:47:01.409 INFO kablam!    |
Oct 13 12:47:01.409 INFO kablam! 74 |   let y = 10;
Oct 13 12:47:01.410 INFO kablam!    |       ^ help: consider using `_y` instead
Oct 13 12:47:01.410 INFO kablam! 
Oct 13 12:47:01.496 INFO kablam! warning: function is never used: `returns_summarizable`
Oct 13 12:47:01.497 INFO kablam!    --> src/lessons/tryGenericTypes.rs:132:1
Oct 13 12:47:01.497 INFO kablam!     |
Oct 13 12:47:01.497 INFO kablam! 132 | fn returns_summarizable() -> impl Summary {
Oct 13 12:47:01.498 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.498 INFO kablam!     |
Oct 13 12:47:01.498 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 12:47:01.498 INFO kablam! 
Oct 13 12:47:01.499 INFO kablam! warning: field is never used: `value`
Oct 13 12:47:01.499 INFO kablam!  --> src/lessons/Guess.rs:2:3
Oct 13 12:47:01.499 INFO kablam!   |
Oct 13 12:47:01.499 INFO kablam! 2 |   value:u32,
Oct 13 12:47:01.500 INFO kablam!   |   ^^^^^^^^^
Oct 13 12:47:01.500 INFO kablam! 
Oct 13 12:47:01.500 INFO kablam! warning: module `commonCollection` should have a snake case name such as `common_collection`
Oct 13 12:47:01.500 INFO kablam!  --> src/lessons/mod.rs:1:1
Oct 13 12:47:01.501 INFO kablam!   |
Oct 13 12:47:01.501 INFO kablam! 1 | pub mod commonCollection;
Oct 13 12:47:01.501 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.501 INFO kablam!   |
Oct 13 12:47:01.502 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 13 12:47:01.502 INFO kablam! 
Oct 13 12:47:01.502 INFO kablam! warning: function `tryCommonCollection` should have a snake case name such as `try_common_collection`
Oct 13 12:47:01.502 INFO kablam!   --> src/lessons/commonCollection.rs:8:1
Oct 13 12:47:01.503 INFO kablam!    |
Oct 13 12:47:01.503 INFO kablam! 8  | / pub fn tryCommonCollection(){
Oct 13 12:47:01.503 INFO kablam! 9  | |     let v = vec![1,2,3];
Oct 13 12:47:01.503 INFO kablam! 10 | |     println!("vector value : {:#?}", v);
Oct 13 12:47:01.504 INFO kablam! 11 | |
Oct 13 12:47:01.504 INFO kablam! ...  |
Oct 13 12:47:01.504 INFO kablam! 65 | |     println!("row data : {:?}", row);
Oct 13 12:47:01.504 INFO kablam! 66 | | }
Oct 13 12:47:01.505 INFO kablam!    | |_^
Oct 13 12:47:01.505 INFO kablam! 
Oct 13 12:47:01.505 INFO kablam! warning: module `tryStringCollection` should have a snake case name such as `try_string_collection`
Oct 13 12:47:01.505 INFO kablam!  --> src/lessons/mod.rs:3:1
Oct 13 12:47:01.506 INFO kablam!   |
Oct 13 12:47:01.506 INFO kablam! 3 | pub mod tryStringCollection;
Oct 13 12:47:01.506 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.506 INFO kablam! 
Oct 13 12:47:01.507 INFO kablam! warning: function `tryUpdateString` should have a snake case name such as `try_update_string`
Oct 13 12:47:01.507 INFO kablam!   --> src/lessons/tryStringCollection.rs:1:1
Oct 13 12:47:01.507 INFO kablam!    |
Oct 13 12:47:01.507 INFO kablam! 1  | / pub fn tryUpdateString(){
Oct 13 12:47:01.508 INFO kablam! 2  | |   println!("==============================");
Oct 13 12:47:01.508 INFO kablam! 3  | |
Oct 13 12:47:01.508 INFO kablam! 4  | |   let mut s = String::from("foo");
Oct 13 12:47:01.509 INFO kablam! ...  |
Oct 13 12:47:01.509 INFO kablam! 37 | |   println!("==============================");
Oct 13 12:47:01.509 INFO kablam! 38 | | }
Oct 13 12:47:01.509 INFO kablam!    | |_^
Oct 13 12:47:01.509 INFO kablam! 
Oct 13 12:47:01.510 INFO kablam! warning: module `tryHashMapCollection` should have a snake case name such as `try_hash_map_collection`
Oct 13 12:47:01.510 INFO kablam!  --> src/lessons/mod.rs:5:1
Oct 13 12:47:01.510 INFO kablam!   |
Oct 13 12:47:01.511 INFO kablam! 5 | pub mod tryHashMapCollection;
Oct 13 12:47:01.511 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.511 INFO kablam! 
Oct 13 12:47:01.511 INFO kablam! warning: function `tryHashMap` should have a snake case name such as `try_hash_map`
Oct 13 12:47:01.512 INFO kablam!   --> src/lessons/tryHashMapCollection.rs:3:1
Oct 13 12:47:01.512 INFO kablam!    |
Oct 13 12:47:01.512 INFO kablam! 3  | / pub fn tryHashMap(){
Oct 13 12:47:01.512 INFO kablam! 4  | |   println!("========================");
Oct 13 12:47:01.513 INFO kablam! 5  | |
Oct 13 12:47:01.513 INFO kablam! 6  | |   let mut scores = HashMap::new();
Oct 13 12:47:01.513 INFO kablam! ...  |
Oct 13 12:47:01.513 INFO kablam! 52 | |   println!("========================");
Oct 13 12:47:01.514 INFO kablam! 53 | | }
Oct 13 12:47:01.514 INFO kablam!    | |_^
Oct 13 12:47:01.514 INFO kablam! 
Oct 13 12:47:01.514 INFO kablam! warning: module `recoverableError` should have a snake case name such as `recoverable_error`
Oct 13 12:47:01.515 INFO kablam!  --> src/lessons/mod.rs:7:1
Oct 13 12:47:01.515 INFO kablam!   |
Oct 13 12:47:01.515 INFO kablam! 7 | pub mod recoverableError;
Oct 13 12:47:01.515 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.516 INFO kablam! 
Oct 13 12:47:01.516 INFO kablam! warning: function `recoverableError` should have a snake case name such as `recoverable_error`
Oct 13 12:47:01.516 INFO kablam!   --> src/lessons/recoverableError.rs:27:1
Oct 13 12:47:01.516 INFO kablam!    |
Oct 13 12:47:01.517 INFO kablam! 27 | / pub fn recoverableError(){
Oct 13 12:47:01.517 INFO kablam! 28 | |   let f = File::open("hello.txt");
Oct 13 12:47:01.517 INFO kablam! 29 | |   let t = match f{
Oct 13 12:47:01.517 INFO kablam! 30 | |     Ok(file) => file,
Oct 13 12:47:01.518 INFO kablam! ...  |
Oct 13 12:47:01.518 INFO kablam! 54 | |   println!("file value : {:?}", t);
Oct 13 12:47:01.518 INFO kablam! 55 | | }
Oct 13 12:47:01.519 INFO kablam!    | |_^
Oct 13 12:47:01.519 INFO kablam! 
Oct 13 12:47:01.519 INFO kablam! warning: module `tryGenericTypes` should have a snake case name such as `try_generic_types`
Oct 13 12:47:01.519 INFO kablam!  --> src/lessons/mod.rs:9:1
Oct 13 12:47:01.520 INFO kablam!   |
Oct 13 12:47:01.520 INFO kablam! 9 | pub mod tryGenericTypes;
Oct 13 12:47:01.520 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.520 INFO kablam! 
Oct 13 12:47:01.521 INFO kablam! warning: module `tryLifetime` should have a snake case name such as `try_lifetime`
Oct 13 12:47:01.521 INFO kablam!   --> src/lessons/mod.rs:11:1
Oct 13 12:47:01.521 INFO kablam!    |
Oct 13 12:47:01.521 INFO kablam! 11 | pub mod tryLifetime;
Oct 13 12:47:01.522 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.522 INFO kablam! 
Oct 13 12:47:01.522 INFO kablam! warning: module `Rectangle` should have a snake case name such as `rectangle`
Oct 13 12:47:01.522 INFO kablam!   --> src/lessons/mod.rs:13:1
Oct 13 12:47:01.523 INFO kablam!    |
Oct 13 12:47:01.523 INFO kablam! 13 | pub mod Rectangle;
Oct 13 12:47:01.523 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.523 INFO kablam! 
Oct 13 12:47:01.524 INFO kablam! warning: module `Guess` should have a snake case name such as `guess`
Oct 13 12:47:01.524 INFO kablam!   --> src/lessons/mod.rs:15:1
Oct 13 12:47:01.524 INFO kablam!    |
Oct 13 12:47:01.524 INFO kablam! 15 | pub mod Guess;
Oct 13 12:47:01.524 INFO kablam!    | ^^^^^^^^^^^^^^
Oct 13 12:47:01.524 INFO kablam! 
Oct 13 12:47:01.524 INFO kablam! warning: module `learnClosure` should have a snake case name such as `learn_closure`
Oct 13 12:47:01.524 INFO kablam!  --> src/closures/mod.rs:8:1
Oct 13 12:47:01.524 INFO kablam!   |
Oct 13 12:47:01.524 INFO kablam! 8 | pub mod learnClosure;
Oct 13 12:47:01.524 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.524 INFO kablam! 
Oct 13 12:47:01.524 INFO kablam! warning: module `learnIterator` should have a snake case name such as `learn_iterator`
Oct 13 12:47:01.524 INFO kablam!  --> src/closures/mod.rs:9:1
Oct 13 12:47:01.524 INFO kablam!   |
Oct 13 12:47:01.524 INFO kablam! 9 | pub mod learnIterator;
Oct 13 12:47:01.524 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.524 INFO kablam! 
Oct 13 12:47:01.524 INFO kablam! warning: function `learnIterator` should have a snake case name such as `learn_iterator`
Oct 13 12:47:01.524 INFO kablam!   --> src/closures/learnIterator.rs:41:1
Oct 13 12:47:01.524 INFO kablam!    |
Oct 13 12:47:01.524 INFO kablam! 41 | / pub fn learnIterator(){
Oct 13 12:47:01.524 INFO kablam! 42 | |   let v1 = vec![1,2,3,4];
Oct 13 12:47:01.524 INFO kablam! 43 | |   let v1_iter = v1.iter();
Oct 13 12:47:01.524 INFO kablam! 44 | |   for item in v1_iter{
Oct 13 12:47:01.524 INFO kablam! ...  |
Oct 13 12:47:01.524 INFO kablam! 64 | |   println!("============================");
Oct 13 12:47:01.524 INFO kablam! 65 | | }
Oct 13 12:47:01.524 INFO kablam!    | |_^
Oct 13 12:47:01.524 INFO kablam! 
Oct 13 12:47:01.532 INFO kablam! warning: function is never used: `returns_summarizable`
Oct 13 12:47:01.532 INFO kablam!    --> src/lessons/tryGenericTypes.rs:132:1
Oct 13 12:47:01.533 INFO kablam!     |
Oct 13 12:47:01.533 INFO kablam! 132 | fn returns_summarizable() -> impl Summary {
Oct 13 12:47:01.533 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.533 INFO kablam!     |
Oct 13 12:47:01.534 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 12:47:01.534 INFO kablam! 
Oct 13 12:47:01.534 INFO kablam! warning: field is never used: `value`
Oct 13 12:47:01.535 INFO kablam!  --> src/lessons/Guess.rs:2:3
Oct 13 12:47:01.535 INFO kablam!   |
Oct 13 12:47:01.535 INFO kablam! 2 |   value:u32,
Oct 13 12:47:01.535 INFO kablam!   |   ^^^^^^^^^
Oct 13 12:47:01.535 INFO kablam! 
Oct 13 12:47:01.536 INFO kablam! warning: module `commonCollection` should have a snake case name such as `common_collection`
Oct 13 12:47:01.537 INFO kablam!  --> src/lessons/mod.rs:1:1
Oct 13 12:47:01.537 INFO kablam!   |
Oct 13 12:47:01.537 INFO kablam! 1 | pub mod commonCollection;
Oct 13 12:47:01.537 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.538 INFO kablam!   |
Oct 13 12:47:01.538 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 13 12:47:01.538 INFO kablam! 
Oct 13 12:47:01.539 INFO kablam! warning: function `tryCommonCollection` should have a snake case name such as `try_common_collection`
Oct 13 12:47:01.539 INFO kablam!   --> src/lessons/commonCollection.rs:8:1
Oct 13 12:47:01.539 INFO kablam!    |
Oct 13 12:47:01.540 INFO kablam! 8  | / pub fn tryCommonCollection(){
Oct 13 12:47:01.540 INFO kablam! 9  | |     let v = vec![1,2,3];
Oct 13 12:47:01.540 INFO kablam! 10 | |     println!("vector value : {:#?}", v);
Oct 13 12:47:01.541 INFO kablam! 11 | |
Oct 13 12:47:01.541 INFO kablam! ...  |
Oct 13 12:47:01.541 INFO kablam! 65 | |     println!("row data : {:?}", row);
Oct 13 12:47:01.541 INFO kablam! 66 | | }
Oct 13 12:47:01.541 INFO kablam!    | |_^
Oct 13 12:47:01.542 INFO kablam! 
Oct 13 12:47:01.543 INFO kablam! warning: module `tryStringCollection` should have a snake case name such as `try_string_collection`
Oct 13 12:47:01.543 INFO kablam!  --> src/lessons/mod.rs:3:1
Oct 13 12:47:01.543 INFO kablam!   |
Oct 13 12:47:01.543 INFO kablam! 3 | pub mod tryStringCollection;
Oct 13 12:47:01.544 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.544 INFO kablam! 
Oct 13 12:47:01.544 INFO kablam! warning: function `tryUpdateString` should have a snake case name such as `try_update_string`
Oct 13 12:47:01.545 INFO kablam!   --> src/lessons/tryStringCollection.rs:1:1
Oct 13 12:47:01.545 INFO kablam!    |
Oct 13 12:47:01.545 INFO kablam! 1  | / pub fn tryUpdateString(){
Oct 13 12:47:01.545 INFO kablam! 2  | |   println!("==============================");
Oct 13 12:47:01.546 INFO kablam! 3  | |
Oct 13 12:47:01.546 INFO kablam! 4  | |   let mut s = String::from("foo");
Oct 13 12:47:01.546 INFO kablam! ...  |
Oct 13 12:47:01.546 INFO kablam! 37 | |   println!("==============================");
Oct 13 12:47:01.547 INFO kablam! 38 | | }
Oct 13 12:47:01.547 INFO kablam!    | |_^
Oct 13 12:47:01.547 INFO kablam! 
Oct 13 12:47:01.548 INFO kablam! warning: module `tryHashMapCollection` should have a snake case name such as `try_hash_map_collection`
Oct 13 12:47:01.548 INFO kablam!  --> src/lessons/mod.rs:5:1
Oct 13 12:47:01.548 INFO kablam!   |
Oct 13 12:47:01.549 INFO kablam! 5 | pub mod tryHashMapCollection;
Oct 13 12:47:01.549 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.549 INFO kablam! 
Oct 13 12:47:01.550 INFO kablam! warning: function `tryHashMap` should have a snake case name such as `try_hash_map`
Oct 13 12:47:01.550 INFO kablam!   --> src/lessons/tryHashMapCollection.rs:3:1
Oct 13 12:47:01.550 INFO kablam!    |
Oct 13 12:47:01.550 INFO kablam! 3  | / pub fn tryHashMap(){
Oct 13 12:47:01.551 INFO kablam! 4  | |   println!("========================");
Oct 13 12:47:01.551 INFO kablam! 5  | |
Oct 13 12:47:01.551 INFO kablam! 6  | |   let mut scores = HashMap::new();
Oct 13 12:47:01.552 INFO kablam! ...  |
Oct 13 12:47:01.552 INFO kablam! 52 | |   println!("========================");
Oct 13 12:47:01.552 INFO kablam! 53 | | }
Oct 13 12:47:01.552 INFO kablam!    | |_^
Oct 13 12:47:01.553 INFO kablam! 
Oct 13 12:47:01.553 INFO kablam! warning: module `recoverableError` should have a snake case name such as `recoverable_error`
Oct 13 12:47:01.554 INFO kablam!  --> src/lessons/mod.rs:7:1
Oct 13 12:47:01.554 INFO kablam!   |
Oct 13 12:47:01.554 INFO kablam! 7 | pub mod recoverableError;
Oct 13 12:47:01.554 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.555 INFO kablam! 
Oct 13 12:47:01.555 INFO kablam! warning: function `recoverableError` should have a snake case name such as `recoverable_error`
Oct 13 12:47:01.556 INFO kablam!   --> src/lessons/recoverableError.rs:27:1
Oct 13 12:47:01.556 INFO kablam!    |
Oct 13 12:47:01.556 INFO kablam! 27 | / pub fn recoverableError(){
Oct 13 12:47:01.556 INFO kablam! 28 | |   let f = File::open("hello.txt");
Oct 13 12:47:01.557 INFO kablam! 29 | |   let t = match f{
Oct 13 12:47:01.557 INFO kablam! 30 | |     Ok(file) => file,
Oct 13 12:47:01.557 INFO kablam! ...  |
Oct 13 12:47:01.557 INFO kablam! 54 | |   println!("file value : {:?}", t);
Oct 13 12:47:01.558 INFO kablam! 55 | | }
Oct 13 12:47:01.558 INFO kablam!    | |_^
Oct 13 12:47:01.558 INFO kablam! 
Oct 13 12:47:01.559 INFO kablam! warning: module `tryGenericTypes` should have a snake case name such as `try_generic_types`
Oct 13 12:47:01.559 INFO kablam!  --> src/lessons/mod.rs:9:1
Oct 13 12:47:01.560 INFO kablam!   |
Oct 13 12:47:01.560 INFO kablam! 9 | pub mod tryGenericTypes;
Oct 13 12:47:01.560 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.560 INFO kablam! 
Oct 13 12:47:01.562 INFO kablam! warning: module `tryLifetime` should have a snake case name such as `try_lifetime`
Oct 13 12:47:01.562 INFO kablam!   --> src/lessons/mod.rs:11:1
Oct 13 12:47:01.562 INFO kablam!    |
Oct 13 12:47:01.563 INFO kablam! 11 | pub mod tryLifetime;
Oct 13 12:47:01.563 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.563 INFO kablam! 
Oct 13 12:47:01.564 INFO kablam! warning: module `Rectangle` should have a snake case name such as `rectangle`
Oct 13 12:47:01.564 INFO kablam!   --> src/lessons/mod.rs:13:1
Oct 13 12:47:01.564 INFO kablam!    |
Oct 13 12:47:01.565 INFO kablam! 13 | pub mod Rectangle;
Oct 13 12:47:01.565 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.565 INFO kablam! 
Oct 13 12:47:01.566 INFO kablam! warning: module `Guess` should have a snake case name such as `guess`
Oct 13 12:47:01.566 INFO kablam!   --> src/lessons/mod.rs:15:1
Oct 13 12:47:01.566 INFO kablam!    |
Oct 13 12:47:01.567 INFO kablam! 15 | pub mod Guess;
Oct 13 12:47:01.567 INFO kablam!    | ^^^^^^^^^^^^^^
Oct 13 12:47:01.567 INFO kablam! 
Oct 13 12:47:01.570 INFO kablam! warning: module `learnClosure` should have a snake case name such as `learn_closure`
Oct 13 12:47:01.571 INFO kablam!  --> src/closures/mod.rs:8:1
Oct 13 12:47:01.571 INFO kablam!   |
Oct 13 12:47:01.571 INFO kablam! 8 | pub mod learnClosure;
Oct 13 12:47:01.572 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.572 INFO kablam! 
Oct 13 12:47:01.573 INFO kablam! warning: module `learnIterator` should have a snake case name such as `learn_iterator`
Oct 13 12:47:01.573 INFO kablam!  --> src/closures/mod.rs:9:1
Oct 13 12:47:01.573 INFO kablam!   |
Oct 13 12:47:01.573 INFO kablam! 9 | pub mod learnIterator;
Oct 13 12:47:01.574 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:01.574 INFO kablam! 
Oct 13 12:47:01.574 INFO kablam! warning: function `learnIterator` should have a snake case name such as `learn_iterator`
Oct 13 12:47:01.575 INFO kablam!   --> src/closures/learnIterator.rs:41:1
Oct 13 12:47:01.575 INFO kablam!    |
Oct 13 12:47:01.575 INFO kablam! 41 | / pub fn learnIterator(){
Oct 13 12:47:01.576 INFO kablam! 42 | |   let v1 = vec![1,2,3,4];
Oct 13 12:47:01.576 INFO kablam! 43 | |   let v1_iter = v1.iter();
Oct 13 12:47:01.576 INFO kablam! 44 | |   for item in v1_iter{
Oct 13 12:47:01.577 INFO kablam! ...  |
Oct 13 12:47:01.577 INFO kablam! 64 | |   println!("============================");
Oct 13 12:47:01.577 INFO kablam! 65 | | }
Oct 13 12:47:01.577 INFO kablam!    | |_^
Oct 13 12:47:01.578 INFO kablam! 
Oct 13 12:47:03.407 INFO kablam! warning: field is never used: `email`
Oct 13 12:47:03.408 INFO kablam!   --> src/main.rs:19:5
Oct 13 12:47:03.408 INFO kablam!    |
Oct 13 12:47:03.408 INFO kablam! 19 |     email: String,
Oct 13 12:47:03.408 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 13 12:47:03.408 INFO kablam!    |
Oct 13 12:47:03.408 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 12:47:03.408 INFO kablam! 
Oct 13 12:47:03.408 INFO kablam! warning: field is never used: `sign_in_count`
Oct 13 12:47:03.408 INFO kablam!   --> src/main.rs:20:5
Oct 13 12:47:03.408 INFO kablam!    |
Oct 13 12:47:03.408 INFO kablam! 20 |     sign_in_count: u64,
Oct 13 12:47:03.408 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Oct 13 12:47:03.408 INFO kablam! 
Oct 13 12:47:03.408 INFO kablam! warning: field is never used: `active`
Oct 13 12:47:03.408 INFO kablam!   --> src/main.rs:21:5
Oct 13 12:47:03.408 INFO kablam!    |
Oct 13 12:47:03.408 INFO kablam! 21 |     active: bool
Oct 13 12:47:03.408 INFO kablam!    |     ^^^^^^^^^^^^
Oct 13 12:47:03.408 INFO kablam! 
Oct 13 12:47:03.408 INFO kablam! warning: constant `point1` should have an upper case name such as `POINT1`
Oct 13 12:47:03.408 INFO kablam!    --> src/main.rs:100:5
Oct 13 12:47:03.408 INFO kablam!     |
Oct 13 12:47:03.408 INFO kablam! 100 |     const point1 :Point = Point(0,0,0);
Oct 13 12:47:03.408 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:03.408 INFO kablam!     |
Oct 13 12:47:03.408 INFO kablam!     = note: #[warn(non_upper_case_globals)] on by default
Oct 13 12:47:03.408 INFO kablam! 
Oct 13 12:47:03.408 INFO kablam! warning: constant `color1` should have an upper case name such as `COLOR1`
Oct 13 12:47:03.408 INFO kablam!    --> src/main.rs:101:5
Oct 13 12:47:03.408 INFO kablam!     |
Oct 13 12:47:03.408 INFO kablam! 101 |     const color1 :Color = Color( 0, 0, 10);
Oct 13 12:47:03.408 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:03.408 INFO kablam! 
Oct 13 12:47:03.632 INFO kablam! warning: field is never used: `email`
Oct 13 12:47:03.632 INFO kablam!   --> src/main.rs:19:5
Oct 13 12:47:03.632 INFO kablam!    |
Oct 13 12:47:03.632 INFO kablam! 19 |     email: String,
Oct 13 12:47:03.632 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 13 12:47:03.632 INFO kablam!    |
Oct 13 12:47:03.632 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 12:47:03.632 INFO kablam! 
Oct 13 12:47:03.632 INFO kablam! warning: field is never used: `sign_in_count`
Oct 13 12:47:03.632 INFO kablam!   --> src/main.rs:20:5
Oct 13 12:47:03.632 INFO kablam!    |
Oct 13 12:47:03.632 INFO kablam! 20 |     sign_in_count: u64,
Oct 13 12:47:03.632 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Oct 13 12:47:03.632 INFO kablam! 
Oct 13 12:47:03.632 INFO kablam! warning: field is never used: `active`
Oct 13 12:47:03.632 INFO kablam!   --> src/main.rs:21:5
Oct 13 12:47:03.632 INFO kablam!    |
Oct 13 12:47:03.632 INFO kablam! 21 |     active: bool
Oct 13 12:47:03.632 INFO kablam!    |     ^^^^^^^^^^^^
Oct 13 12:47:03.632 INFO kablam! 
Oct 13 12:47:03.632 INFO kablam! warning: constant `point1` should have an upper case name such as `POINT1`
Oct 13 12:47:03.632 INFO kablam!    --> src/main.rs:100:5
Oct 13 12:47:03.632 INFO kablam!     |
Oct 13 12:47:03.632 INFO kablam! 100 |     const point1 :Point = Point(0,0,0);
Oct 13 12:47:03.632 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:03.632 INFO kablam!     |
Oct 13 12:47:03.632 INFO kablam!     = note: #[warn(non_upper_case_globals)] on by default
Oct 13 12:47:03.632 INFO kablam! 
Oct 13 12:47:03.632 INFO kablam! warning: constant `color1` should have an upper case name such as `COLOR1`
Oct 13 12:47:03.632 INFO kablam!    --> src/main.rs:101:5
Oct 13 12:47:03.632 INFO kablam!     |
Oct 13 12:47:03.632 INFO kablam! 101 |     const color1 :Color = Color( 0, 0, 10);
Oct 13 12:47:03.632 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:47:03.632 INFO kablam! 
Oct 13 12:47:03.657 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
Oct 13 12:47:03.659 INFO kablam! su: No module specific data is present
Oct 13 12:47:04.157 INFO running `"docker" "rm" "-f" "2dedd415d2476c9a2bd361a895f04e12cf96759dc7da3a52105f017ce29b5e8e"`
Oct 13 12:47:04.284 INFO blam! 2dedd415d2476c9a2bd361a895f04e12cf96759dc7da3a52105f017ce29b5e8e