Nov 28 02:46:09.844 INFO checking kanishkd4/Rust-by-example against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 02:46:09.846 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 02:46:10.172 INFO [stdout] 92a1ab62bfdeb96e7e8881adc6d336a1467df3e9845865409861e97a1a542cf0
Nov 28 02:46:10.181 INFO running `"docker" "start" "-a" "92a1ab62bfdeb96e7e8881adc6d336a1467df3e9845865409861e97a1a542cf0"`
Nov 28 02:46:11.339 INFO [stderr] usermod: no changes
Nov 28 02:46:11.441 INFO [stderr]     Checking rust-by-example v0.1.0 (/source)
Nov 28 02:46:13.508 INFO [stderr] warning: variable `Food` should have a snake case name such as `food`
Nov 28 02:46:13.508 INFO [stderr]   --> src/bin/c18_error_option_unwrap.rs:81:21
Nov 28 02:46:13.508 INFO [stderr]    |
Nov 28 02:46:13.508 INFO [stderr] 81 |         Some(Peeled(Food)) => Some(Chopped(Food)),
Nov 28 02:46:13.508 INFO [stderr]    |                     ^^^^
Nov 28 02:46:13.544 INFO [stderr]    |
Nov 28 02:46:13.544 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 28 02:46:13.544 INFO [stderr] 
Nov 28 02:46:13.544 INFO [stderr] warning: variable `Food` should have a snake case name such as `food`
Nov 28 02:46:13.544 INFO [stderr]   --> src/bin/c18_error_option_unwrap.rs:87:26
Nov 28 02:46:13.544 INFO [stderr]    |
Nov 28 02:46:13.544 INFO [stderr] 87 |     chopped.map(|Chopped(Food)| Cooked(Food))
Nov 28 02:46:13.544 INFO [stderr]    |                          ^^^^
Nov 28 02:46:13.544 INFO [stderr] 
Nov 28 02:46:13.684 INFO [stderr] warning: struct is never constructed: `Matrix`
Nov 28 02:46:13.684 INFO [stderr]   --> src/bin/c2_primitives.rs:94:1
Nov 28 02:46:13.684 INFO [stderr]    |
Nov 28 02:46:13.684 INFO [stderr] 94 | struct Matrix(f32, f32, f32, f32);
Nov 28 02:46:13.684 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:13.684 INFO [stderr]    |
Nov 28 02:46:13.684 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:13.684 INFO [stderr] 
Nov 28 02:46:15.544 INFO [stderr] warning: function is never used: `printer`
Nov 28 02:46:15.544 INFO [stderr]  --> src/bin/c14_generics_bounds_where.rs:7:1
Nov 28 02:46:15.544 INFO [stderr]   |
Nov 28 02:46:15.544 INFO [stderr] 7 | fn printer<T: Display>(t: T) {
Nov 28 02:46:15.544 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.544 INFO [stderr]   |
Nov 28 02:46:15.545 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 02:46:15.545 INFO [stderr] 
Nov 28 02:46:15.545 INFO [stderr] warning: struct is never constructed: `s`
Nov 28 02:46:15.545 INFO [stderr]   --> src/bin/c14_generics_bounds_where.rs:12:1
Nov 28 02:46:15.545 INFO [stderr]    |
Nov 28 02:46:15.545 INFO [stderr] 12 | struct s<T: Display>(T); // S can only be a type that implements the Display trait - so no vectors
Nov 28 02:46:15.545 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.545 INFO [stderr] 
Nov 28 02:46:15.545 INFO [stderr] warning: type `s` should have a camel case name such as `S`
Nov 28 02:46:15.545 INFO [stderr]   --> src/bin/c14_generics_bounds_where.rs:12:1
Nov 28 02:46:15.545 INFO [stderr]    |
Nov 28 02:46:15.545 INFO [stderr] 12 | struct s<T: Display>(T); // S can only be a type that implements the Display trait - so no vectors
Nov 28 02:46:15.545 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.545 INFO [stderr]    |
Nov 28 02:46:15.545 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 28 02:46:15.545 INFO [stderr] 
Nov 28 02:46:15.589 INFO [stderr] warning: function is never used: `foo`
Nov 28 02:46:15.589 INFO [stderr]  --> src/bin/c14_generics_functions_impl_traits.rs:8:1
Nov 28 02:46:15.589 INFO [stderr]   |
Nov 28 02:46:15.589 INFO [stderr] 8 | fn foo<T>(_arg: T) {} // becuase T has been specified as a generic type parameter using <T>, 
Nov 28 02:46:15.589 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.589 INFO [stderr]   |
Nov 28 02:46:15.589 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 02:46:15.589 INFO [stderr] 
Nov 28 02:46:15.589 INFO [stderr] warning: struct is never constructed: `S`
Nov 28 02:46:15.589 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:48:1
Nov 28 02:46:15.589 INFO [stderr]    |
Nov 28 02:46:15.589 INFO [stderr] 48 | struct S(A); // concrete type S that takes concrete type A defined above // commented for struct S below
Nov 28 02:46:15.589 INFO [stderr]    | ^^^^^^^^^^^^
Nov 28 02:46:15.589 INFO [stderr] 
Nov 28 02:46:15.589 INFO [stderr] warning: struct is never constructed: `SGen`
Nov 28 02:46:15.589 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:49:1
Nov 28 02:46:15.589 INFO [stderr]    |
Nov 28 02:46:15.589 INFO [stderr] 49 | struct SGen<T>(T); // Generic type SGen
Nov 28 02:46:15.589 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.589 INFO [stderr] 
Nov 28 02:46:15.589 INFO [stderr] warning: function is never used: `reg_fn`
Nov 28 02:46:15.589 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:51:1
Nov 28 02:46:15.589 INFO [stderr]    |
Nov 28 02:46:15.590 INFO [stderr] 51 | fn reg_fn(_s: S) {} // a regular function that takes an argument of type S - not a generic function
Nov 28 02:46:15.590 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Nov 28 02:46:15.590 INFO [stderr] 
Nov 28 02:46:15.590 INFO [stderr] warning: function is never used: `gen_spec_t`
Nov 28 02:46:15.590 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:53:1
Nov 28 02:46:15.590 INFO [stderr]    |
Nov 28 02:46:15.590 INFO [stderr] 53 | fn gen_spec_t(_s: SGen<A>) {} // this is also not a generic as SGen has been given the type A
Nov 28 02:46:15.590 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.590 INFO [stderr] 
Nov 28 02:46:15.590 INFO [stderr] warning: function is never used: `gen_spec_i32`
Nov 28 02:46:15.590 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:54:1
Nov 28 02:46:15.590 INFO [stderr]    |
Nov 28 02:46:15.590 INFO [stderr] 54 | fn gen_spec_i32(_s: SGen<i32>) {} // this is also not a generic
Nov 28 02:46:15.590 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.590 INFO [stderr] 
Nov 28 02:46:15.590 INFO [stderr] warning: function is never used: `generic`
Nov 28 02:46:15.590 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:55:1
Nov 28 02:46:15.590 INFO [stderr]    |
Nov 28 02:46:15.590 INFO [stderr] 55 | fn generic<T>(_s: SGen<T>) {} // a generic function
Nov 28 02:46:15.590 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.590 INFO [stderr] 
Nov 28 02:46:15.590 INFO [stderr] warning: struct is never constructed: `S1`
Nov 28 02:46:15.590 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:59:1
Nov 28 02:46:15.590 INFO [stderr]    |
Nov 28 02:46:15.591 INFO [stderr] 59 | struct S1; // concrete type S
Nov 28 02:46:15.591 INFO [stderr]    | ^^^^^^^^^^
Nov 28 02:46:15.591 INFO [stderr] 
Nov 28 02:46:15.591 INFO [stderr] warning: struct is never constructed: `GenericVal`
Nov 28 02:46:15.591 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:60:1
Nov 28 02:46:15.591 INFO [stderr]    |
Nov 28 02:46:15.591 INFO [stderr] 60 | struct GenericVal<T>(T, ); // Generic type GenericVal
Nov 28 02:46:15.591 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:15.591 INFO [stderr] 
Nov 28 02:46:17.041 INFO [stderr] warning: unused import: `std::iter`
Nov 28 02:46:17.041 INFO [stderr]   --> src/bin/c17_macro_dry_dsl_variadics.rs:37:9
Nov 28 02:46:17.041 INFO [stderr]    |
Nov 28 02:46:17.041 INFO [stderr] 37 |     use std::iter;
Nov 28 02:46:17.041 INFO [stderr]    |         ^^^^^^^^^
Nov 28 02:46:17.041 INFO [stderr]    |
Nov 28 02:46:17.041 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 02:46:17.041 INFO [stderr] 
Nov 28 02:46:17.352 INFO [stderr] warning: function is never used: `add_assign`
Nov 28 02:46:17.352 INFO [stderr]   --> src/bin/c17_macro_dry_dsl_variadics.rs:21:9
Nov 28 02:46:17.352 INFO [stderr]    |
Nov 28 02:46:17.352 INFO [stderr] 21 |         fn $func<T: $bound<T, Output=T> + Copy>(xs: &mut Vec<T>, ys: &Vec<T>) {
Nov 28 02:46:17.352 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:17.352 INFO [stderr] ...
Nov 28 02:46:17.352 INFO [stderr] 32 | op!(add_assign, Add, +=, add);
Nov 28 02:46:17.352 INFO [stderr]    | ------------------------------ in this macro invocation
Nov 28 02:46:17.352 INFO [stderr]    |
Nov 28 02:46:17.360 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:17.360 INFO [stderr] 
Nov 28 02:46:17.360 INFO [stderr] warning: function is never used: `mul_assign`
Nov 28 02:46:17.360 INFO [stderr]   --> src/bin/c17_macro_dry_dsl_variadics.rs:21:9
Nov 28 02:46:17.360 INFO [stderr]    |
Nov 28 02:46:17.360 INFO [stderr] 21 |         fn $func<T: $bound<T, Output=T> + Copy>(xs: &mut Vec<T>, ys: &Vec<T>) {
Nov 28 02:46:17.360 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:17.360 INFO [stderr] ...
Nov 28 02:46:17.360 INFO [stderr] 33 | op!(mul_assign, Mul, *=, mul);
Nov 28 02:46:17.360 INFO [stderr]    | ------------------------------ in this macro invocation
Nov 28 02:46:17.360 INFO [stderr] 
Nov 28 02:46:17.360 INFO [stderr] warning: function is never used: `sub_assign`
Nov 28 02:46:17.360 INFO [stderr]   --> src/bin/c17_macro_dry_dsl_variadics.rs:21:9
Nov 28 02:46:17.360 INFO [stderr]    |
Nov 28 02:46:17.360 INFO [stderr] 21 |         fn $func<T: $bound<T, Output=T> + Copy>(xs: &mut Vec<T>, ys: &Vec<T>) {
Nov 28 02:46:17.360 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:17.360 INFO [stderr] ...
Nov 28 02:46:17.360 INFO [stderr] 34 | op!(sub_assign, Sub, -=, sub);  
Nov 28 02:46:17.360 INFO [stderr]    | ------------------------------ in this macro invocation
Nov 28 02:46:17.360 INFO [stderr] 
Nov 28 02:46:17.396 INFO [stderr] warning: variable `Food` should have a snake case name such as `food`
Nov 28 02:46:17.396 INFO [stderr]   --> src/bin/c18_error_option_unwrap.rs:81:21
Nov 28 02:46:17.396 INFO [stderr]    |
Nov 28 02:46:17.396 INFO [stderr] 81 |         Some(Peeled(Food)) => Some(Chopped(Food)),
Nov 28 02:46:17.396 INFO [stderr]    |                     ^^^^
Nov 28 02:46:17.396 INFO [stderr]    |
Nov 28 02:46:17.396 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 28 02:46:17.396 INFO [stderr] 
Nov 28 02:46:17.397 INFO [stderr] warning: variable `Food` should have a snake case name such as `food`
Nov 28 02:46:17.397 INFO [stderr]   --> src/bin/c18_error_option_unwrap.rs:87:26
Nov 28 02:46:17.397 INFO [stderr]    |
Nov 28 02:46:17.397 INFO [stderr] 87 |     chopped.map(|Chopped(Food)| Cooked(Food))
Nov 28 02:46:17.397 INFO [stderr]    |                          ^^^^
Nov 28 02:46:17.397 INFO [stderr] 
Nov 28 02:46:17.926 INFO [stderr] warning: function is never used: `foo`
Nov 28 02:46:17.926 INFO [stderr]   --> src/bin/c9_higher_order_diverging_functions.rs:44:1
Nov 28 02:46:17.926 INFO [stderr]    |
Nov 28 02:46:17.926 INFO [stderr] 44 | fn foo() -> ! {
Nov 28 02:46:17.926 INFO [stderr]    | ^^^^^^^^^^^^^
Nov 28 02:46:17.956 INFO [stderr]    |
Nov 28 02:46:17.956 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:17.956 INFO [stderr] 
Nov 28 02:46:18.764 INFO [stderr] warning: struct is never constructed: `Matrix`
Nov 28 02:46:18.764 INFO [stderr]   --> src/bin/c2_primitives.rs:94:1
Nov 28 02:46:18.764 INFO [stderr]    |
Nov 28 02:46:18.764 INFO [stderr] 94 | struct Matrix(f32, f32, f32, f32);
Nov 28 02:46:18.764 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:18.764 INFO [stderr]    |
Nov 28 02:46:18.764 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:18.764 INFO [stderr] 
Nov 28 02:46:19.044 INFO [stderr] warning: type alias is never used: `u64_t`
Nov 28 02:46:19.044 INFO [stderr]   --> src/bin/c5_types.rs:14:1
Nov 28 02:46:19.044 INFO [stderr]    |
Nov 28 02:46:19.044 INFO [stderr] 14 | type u64_t = u64;
Nov 28 02:46:19.044 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 28 02:46:19.044 INFO [stderr]    |
Nov 28 02:46:19.044 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:19.044 INFO [stderr] 
Nov 28 02:46:19.044 INFO [stderr] warning: type `u64_t` should have a camel case name such as `U64T`
Nov 28 02:46:19.044 INFO [stderr]   --> src/bin/c5_types.rs:14:1
Nov 28 02:46:19.044 INFO [stderr]    |
Nov 28 02:46:19.044 INFO [stderr] 14 | type u64_t = u64;
Nov 28 02:46:19.044 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 28 02:46:19.044 INFO [stderr]    |
Nov 28 02:46:19.044 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 28 02:46:19.044 INFO [stderr] 
Nov 28 02:46:19.140 INFO [stderr] warning: type `web_event` should have a camel case name such as `WebEvent`
Nov 28 02:46:19.140 INFO [stderr]   --> src/bin/c3_custom_types_enums1.rs:6:1
Nov 28 02:46:19.140 INFO [stderr]    |
Nov 28 02:46:19.140 INFO [stderr] 6  | / enum web_event {
Nov 28 02:46:19.140 INFO [stderr] 7  | |     // an enum can be unit like
Nov 28 02:46:19.140 INFO [stderr] 8  | |     page_load,
Nov 28 02:46:19.140 INFO [stderr] 9  | |     page_unload,
Nov 28 02:46:19.140 INFO [stderr] ...  |
Nov 28 02:46:19.140 INFO [stderr] 14 | |     click { x: i64, y: i64 },
Nov 28 02:46:19.140 INFO [stderr] 15 | | }
Nov 28 02:46:19.140 INFO [stderr]    | |_^
Nov 28 02:46:19.140 INFO [stderr]    |
Nov 28 02:46:19.140 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 28 02:46:19.140 INFO [stderr] 
Nov 28 02:46:19.140 INFO [stderr] warning: variant `page_load` should have a camel case name such as `PageLoad`
Nov 28 02:46:19.141 INFO [stderr]  --> src/bin/c3_custom_types_enums1.rs:8:5
Nov 28 02:46:19.141 INFO [stderr]   |
Nov 28 02:46:19.141 INFO [stderr] 8 |     page_load,
Nov 28 02:46:19.141 INFO [stderr]   |     ^^^^^^^^^
Nov 28 02:46:19.141 INFO [stderr] 
Nov 28 02:46:19.141 INFO [stderr] warning: variant `page_unload` should have a camel case name such as `PageUnload`
Nov 28 02:46:19.141 INFO [stderr]  --> src/bin/c3_custom_types_enums1.rs:9:5
Nov 28 02:46:19.141 INFO [stderr]   |
Nov 28 02:46:19.141 INFO [stderr] 9 |     page_unload,
Nov 28 02:46:19.141 INFO [stderr]   |     ^^^^^^^^^^^
Nov 28 02:46:19.141 INFO [stderr] 
Nov 28 02:46:19.141 INFO [stderr] warning: variant `key_press` should have a camel case name such as `KeyPress`
Nov 28 02:46:19.141 INFO [stderr]   --> src/bin/c3_custom_types_enums1.rs:11:5
Nov 28 02:46:19.141 INFO [stderr]    |
Nov 28 02:46:19.141 INFO [stderr] 11 |     key_press(char),
Nov 28 02:46:19.141 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 28 02:46:19.141 INFO [stderr] 
Nov 28 02:46:19.141 INFO [stderr] warning: variant `paste` should have a camel case name such as `Paste`
Nov 28 02:46:19.141 INFO [stderr]   --> src/bin/c3_custom_types_enums1.rs:12:5
Nov 28 02:46:19.141 INFO [stderr]    |
Nov 28 02:46:19.141 INFO [stderr] 12 |     paste(String),
Nov 28 02:46:19.141 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 28 02:46:19.141 INFO [stderr] 
Nov 28 02:46:19.141 INFO [stderr] warning: variant `click` should have a camel case name such as `Click`
Nov 28 02:46:19.141 INFO [stderr]   --> src/bin/c3_custom_types_enums1.rs:14:5
Nov 28 02:46:19.141 INFO [stderr]    |
Nov 28 02:46:19.141 INFO [stderr] 14 |     click { x: i64, y: i64 },
Nov 28 02:46:19.141 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:19.141 INFO [stderr] 
Nov 28 02:46:19.878 INFO [stderr] warning: struct is never constructed: `Deep`
Nov 28 02:46:19.878 INFO [stderr]   --> src/bin/c1_formatted_print.rs:34:1
Nov 28 02:46:19.879 INFO [stderr]    |
Nov 28 02:46:19.879 INFO [stderr] 34 | struct Deep(Structure);
Nov 28 02:46:19.880 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:19.880 INFO [stderr]    |
Nov 28 02:46:19.883 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:19.884 INFO [stderr] 
Nov 28 02:46:20.395 INFO [stderr] warning: struct is never constructed: `Deep`
Nov 28 02:46:20.395 INFO [stderr]   --> src/bin/c1_formatted_print.rs:34:1
Nov 28 02:46:20.395 INFO [stderr]    |
Nov 28 02:46:20.395 INFO [stderr] 34 | struct Deep(Structure);
Nov 28 02:46:20.396 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:20.396 INFO [stderr]    |
Nov 28 02:46:20.396 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:20.397 INFO [stderr] 
Nov 28 02:46:21.258 INFO [stderr] warning: type alias is never used: `u64_t`
Nov 28 02:46:21.259 INFO [stderr]   --> src/bin/c5_types.rs:14:1
Nov 28 02:46:21.259 INFO [stderr]    |
Nov 28 02:46:21.260 INFO [stderr] 14 | type u64_t = u64;
Nov 28 02:46:21.260 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 28 02:46:21.260 INFO [stderr]    |
Nov 28 02:46:21.261 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:21.261 INFO [stderr] 
Nov 28 02:46:21.269 INFO [stderr] warning: type `u64_t` should have a camel case name such as `U64T`
Nov 28 02:46:21.269 INFO [stderr]   --> src/bin/c5_types.rs:14:1
Nov 28 02:46:21.270 INFO [stderr]    |
Nov 28 02:46:21.270 INFO [stderr] 14 | type u64_t = u64;
Nov 28 02:46:21.270 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 28 02:46:21.270 INFO [stderr]    |
Nov 28 02:46:21.271 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 28 02:46:21.271 INFO [stderr] 
Nov 28 02:46:23.000 INFO [stderr] warning: field is never used: `p1`
Nov 28 02:46:23.000 INFO [stderr]   --> src/bin/c3_custom_types_structs.rs:25:5
Nov 28 02:46:23.000 INFO [stderr]    |
Nov 28 02:46:23.000 INFO [stderr] 25 |     p1: Point,
Nov 28 02:46:23.000 INFO [stderr]    |     ^^^^^^^^^
Nov 28 02:46:23.008 INFO [stderr]    |
Nov 28 02:46:23.008 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:23.008 INFO [stderr] 
Nov 28 02:46:23.008 INFO [stderr] warning: field is never used: `p2`
Nov 28 02:46:23.008 INFO [stderr]   --> src/bin/c3_custom_types_structs.rs:26:5
Nov 28 02:46:23.008 INFO [stderr]    |
Nov 28 02:46:23.008 INFO [stderr] 26 |     p2: Point,
Nov 28 02:46:23.008 INFO [stderr]    |     ^^^^^^^^^
Nov 28 02:46:23.012 INFO [stderr] 
Nov 28 02:46:24.428 INFO [stderr] warning: function is never used: `foo`
Nov 28 02:46:24.428 INFO [stderr]  --> src/bin/c14_generics_functions_impl_traits.rs:8:1
Nov 28 02:46:24.428 INFO [stderr]   |
Nov 28 02:46:24.428 INFO [stderr] 8 | fn foo<T>(_arg: T) {} // becuase T has been specified as a generic type parameter using <T>, 
Nov 28 02:46:24.428 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.450 INFO [stderr]   |
Nov 28 02:46:24.450 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 02:46:24.450 INFO [stderr] 
Nov 28 02:46:24.451 INFO [stderr] warning: struct is never constructed: `S`
Nov 28 02:46:24.451 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:48:1
Nov 28 02:46:24.451 INFO [stderr]    |
Nov 28 02:46:24.452 INFO [stderr] 48 | struct S(A); // concrete type S that takes concrete type A defined above // commented for struct S below
Nov 28 02:46:24.452 INFO [stderr]    | ^^^^^^^^^^^^
Nov 28 02:46:24.452 INFO [stderr] 
Nov 28 02:46:24.453 INFO [stderr] warning: struct is never constructed: `SGen`
Nov 28 02:46:24.453 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:49:1
Nov 28 02:46:24.453 INFO [stderr]    |
Nov 28 02:46:24.454 INFO [stderr] 49 | struct SGen<T>(T); // Generic type SGen
Nov 28 02:46:24.454 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.454 INFO [stderr] 
Nov 28 02:46:24.455 INFO [stderr] warning: function is never used: `reg_fn`
Nov 28 02:46:24.455 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:51:1
Nov 28 02:46:24.455 INFO [stderr]    |
Nov 28 02:46:24.455 INFO [stderr] 51 | fn reg_fn(_s: S) {} // a regular function that takes an argument of type S - not a generic function
Nov 28 02:46:24.456 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Nov 28 02:46:24.456 INFO [stderr] 
Nov 28 02:46:24.456 INFO [stderr] warning: function is never used: `gen_spec_t`
Nov 28 02:46:24.457 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:53:1
Nov 28 02:46:24.457 INFO [stderr]    |
Nov 28 02:46:24.459 INFO [stderr] 53 | fn gen_spec_t(_s: SGen<A>) {} // this is also not a generic as SGen has been given the type A
Nov 28 02:46:24.459 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.460 INFO [stderr] 
Nov 28 02:46:24.460 INFO [stderr] warning: function is never used: `gen_spec_i32`
Nov 28 02:46:24.460 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:54:1
Nov 28 02:46:24.460 INFO [stderr]    |
Nov 28 02:46:24.461 INFO [stderr] 54 | fn gen_spec_i32(_s: SGen<i32>) {} // this is also not a generic
Nov 28 02:46:24.461 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.461 INFO [stderr] 
Nov 28 02:46:24.462 INFO [stderr] warning: function is never used: `generic`
Nov 28 02:46:24.462 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:55:1
Nov 28 02:46:24.462 INFO [stderr]    |
Nov 28 02:46:24.463 INFO [stderr] 55 | fn generic<T>(_s: SGen<T>) {} // a generic function
Nov 28 02:46:24.463 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.463 INFO [stderr] 
Nov 28 02:46:24.463 INFO [stderr] warning: struct is never constructed: `S1`
Nov 28 02:46:24.464 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:59:1
Nov 28 02:46:24.468 INFO [stderr]    |
Nov 28 02:46:24.469 INFO [stderr] 59 | struct S1; // concrete type S
Nov 28 02:46:24.469 INFO [stderr]    | ^^^^^^^^^^
Nov 28 02:46:24.469 INFO [stderr] 
Nov 28 02:46:24.470 INFO [stderr] warning: struct is never constructed: `GenericVal`
Nov 28 02:46:24.470 INFO [stderr]   --> src/bin/c14_generics_functions_impl_traits.rs:60:1
Nov 28 02:46:24.470 INFO [stderr]    |
Nov 28 02:46:24.470 INFO [stderr] 60 | struct GenericVal<T>(T, ); // Generic type GenericVal
Nov 28 02:46:24.471 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.471 INFO [stderr] 
Nov 28 02:46:24.518 INFO [stderr] warning: function is never used: `printer`
Nov 28 02:46:24.518 INFO [stderr]  --> src/bin/c14_generics_bounds_where.rs:7:1
Nov 28 02:46:24.518 INFO [stderr]   |
Nov 28 02:46:24.519 INFO [stderr] 7 | fn printer<T: Display>(t: T) {
Nov 28 02:46:24.519 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.519 INFO [stderr]   |
Nov 28 02:46:24.520 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 02:46:24.520 INFO [stderr] 
Nov 28 02:46:24.520 INFO [stderr] warning: struct is never constructed: `s`
Nov 28 02:46:24.520 INFO [stderr]   --> src/bin/c14_generics_bounds_where.rs:12:1
Nov 28 02:46:24.521 INFO [stderr]    |
Nov 28 02:46:24.521 INFO [stderr] 12 | struct s<T: Display>(T); // S can only be a type that implements the Display trait - so no vectors
Nov 28 02:46:24.521 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.522 INFO [stderr] 
Nov 28 02:46:24.522 INFO [stderr] warning: type `s` should have a camel case name such as `S`
Nov 28 02:46:24.522 INFO [stderr]   --> src/bin/c14_generics_bounds_where.rs:12:1
Nov 28 02:46:24.522 INFO [stderr]    |
Nov 28 02:46:24.523 INFO [stderr] 12 | struct s<T: Display>(T); // S can only be a type that implements the Display trait - so no vectors
Nov 28 02:46:24.523 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.523 INFO [stderr]    |
Nov 28 02:46:24.523 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 28 02:46:24.523 INFO [stderr] 
Nov 28 02:46:24.768 INFO [stderr] warning: type `web_event` should have a camel case name such as `WebEvent`
Nov 28 02:46:24.769 INFO [stderr]   --> src/bin/c3_custom_types_enums1.rs:6:1
Nov 28 02:46:24.770 INFO [stderr]    |
Nov 28 02:46:24.770 INFO [stderr] 6  | / enum web_event {
Nov 28 02:46:24.770 INFO [stderr] 7  | |     // an enum can be unit like
Nov 28 02:46:24.770 INFO [stderr] 8  | |     page_load,
Nov 28 02:46:24.770 INFO [stderr] 9  | |     page_unload,
Nov 28 02:46:24.770 INFO [stderr] ...  |
Nov 28 02:46:24.770 INFO [stderr] 14 | |     click { x: i64, y: i64 },
Nov 28 02:46:24.770 INFO [stderr] 15 | | }
Nov 28 02:46:24.770 INFO [stderr]    | |_^
Nov 28 02:46:24.793 INFO [stderr]    |
Nov 28 02:46:24.794 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 28 02:46:24.795 INFO [stderr] 
Nov 28 02:46:24.795 INFO [stderr] warning: variant `page_load` should have a camel case name such as `PageLoad`
Nov 28 02:46:24.795 INFO [stderr]  --> src/bin/c3_custom_types_enums1.rs:8:5
Nov 28 02:46:24.796 INFO [stderr]   |
Nov 28 02:46:24.796 INFO [stderr] 8 |     page_load,
Nov 28 02:46:24.796 INFO [stderr]   |     ^^^^^^^^^
Nov 28 02:46:24.797 INFO [stderr] 
Nov 28 02:46:24.798 INFO [stderr] warning: variant `page_unload` should have a camel case name such as `PageUnload`
Nov 28 02:46:24.799 INFO [stderr]  --> src/bin/c3_custom_types_enums1.rs:9:5
Nov 28 02:46:24.799 INFO [stderr]   |
Nov 28 02:46:24.799 INFO [stderr] 9 |     page_unload,
Nov 28 02:46:24.800 INFO [stderr]   |     ^^^^^^^^^^^
Nov 28 02:46:24.800 INFO [stderr] 
Nov 28 02:46:24.800 INFO [stderr] warning: variant `key_press` should have a camel case name such as `KeyPress`
Nov 28 02:46:24.800 INFO [stderr]   --> src/bin/c3_custom_types_enums1.rs:11:5
Nov 28 02:46:24.801 INFO [stderr]    |
Nov 28 02:46:24.801 INFO [stderr] 11 |     key_press(char),
Nov 28 02:46:24.801 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 28 02:46:24.802 INFO [stderr] 
Nov 28 02:46:24.802 INFO [stderr] warning: variant `paste` should have a camel case name such as `Paste`
Nov 28 02:46:24.802 INFO [stderr]   --> src/bin/c3_custom_types_enums1.rs:12:5
Nov 28 02:46:24.802 INFO [stderr]    |
Nov 28 02:46:24.803 INFO [stderr] 12 |     paste(String),
Nov 28 02:46:24.803 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 28 02:46:24.803 INFO [stderr] 
Nov 28 02:46:24.804 INFO [stderr] warning: variant `click` should have a camel case name such as `Click`
Nov 28 02:46:24.805 INFO [stderr]   --> src/bin/c3_custom_types_enums1.rs:14:5
Nov 28 02:46:24.805 INFO [stderr]    |
Nov 28 02:46:24.806 INFO [stderr] 14 |     click { x: i64, y: i64 },
Nov 28 02:46:24.806 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:46:24.806 INFO [stderr] 
Nov 28 02:46:25.737 INFO [stderr] warning: field is never used: `p1`
Nov 28 02:46:25.738 INFO [stderr]   --> src/bin/c3_custom_types_structs.rs:25:5
Nov 28 02:46:25.738 INFO [stderr]    |
Nov 28 02:46:25.738 INFO [stderr] 25 |     p1: Point,
Nov 28 02:46:25.738 INFO [stderr]    |     ^^^^^^^^^
Nov 28 02:46:25.739 INFO [stderr]    |
Nov 28 02:46:25.739 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:25.739 INFO [stderr] 
Nov 28 02:46:25.739 INFO [stderr] warning: field is never used: `p2`
Nov 28 02:46:25.740 INFO [stderr]   --> src/bin/c3_custom_types_structs.rs:26:5
Nov 28 02:46:25.740 INFO [stderr]    |
Nov 28 02:46:25.740 INFO [stderr] 26 |     p2: Point,
Nov 28 02:46:25.741 INFO [stderr]    |     ^^^^^^^^^
Nov 28 02:46:25.741 INFO [stderr] 
Nov 28 02:46:27.192 INFO [stderr] warning: function is never used: `foo`
Nov 28 02:46:27.192 INFO [stderr]   --> src/bin/c9_higher_order_diverging_functions.rs:44:1
Nov 28 02:46:27.192 INFO [stderr]    |
Nov 28 02:46:27.192 INFO [stderr] 44 | fn foo() -> ! {
Nov 28 02:46:27.192 INFO [stderr]    | ^^^^^^^^^^^^^
Nov 28 02:46:27.212 INFO [stderr]    |
Nov 28 02:46:27.212 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:46:27.212 INFO [stderr] 
Nov 28 02:46:27.290 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.91s
Nov 28 02:46:27.291 INFO [stderr] su: No module specific data is present
Nov 28 02:46:28.649 INFO running `"docker" "inspect" "92a1ab62bfdeb96e7e8881adc6d336a1467df3e9845865409861e97a1a542cf0"`
Nov 28 02:46:28.919 INFO running `"docker" "rm" "-f" "92a1ab62bfdeb96e7e8881adc6d336a1467df3e9845865409861e97a1a542cf0"`
Nov 28 02:46:29.244 INFO [stdout] 92a1ab62bfdeb96e7e8881adc6d336a1467df3e9845865409861e97a1a542cf0