[INFO] updating cached repository kanishkd4/Rust-by-example [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/kanishkd4/Rust-by-example [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/kanishkd4/Rust-by-example" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/kanishkd4/Rust-by-example"` [INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/kanishkd4/Rust-by-example'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/kanishkd4/Rust-by-example" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/kanishkd4/Rust-by-example"` [INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/kanishkd4/Rust-by-example'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a2b88db631e7cfa65de6b348419da65cb5c3b8c7 [INFO] sha for GitHub repo kanishkd4/Rust-by-example: a2b88db631e7cfa65de6b348419da65cb5c3b8c7 [INFO] validating manifest of kanishkd4/Rust-by-example on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of kanishkd4/Rust-by-example on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing kanishkd4/Rust-by-example [INFO] finished frobbing kanishkd4/Rust-by-example [INFO] frobbed toml for kanishkd4/Rust-by-example written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/kanishkd4/Rust-by-example/Cargo.toml [INFO] started frobbing kanishkd4/Rust-by-example [INFO] finished frobbing kanishkd4/Rust-by-example [INFO] frobbed toml for kanishkd4/Rust-by-example written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/kanishkd4/Rust-by-example/Cargo.toml [INFO] crate kanishkd4/Rust-by-example has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking kanishkd4/Rust-by-example against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-4/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/kanishkd4/Rust-by-example:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d5fd821018df456323aea08e8a986d2def74e7049712b8650d22290008133bcf [INFO] running `"docker" "start" "-a" "d5fd821018df456323aea08e8a986d2def74e7049712b8650d22290008133bcf"` [INFO] [stderr] Checking rust-by-example v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: function is never used: `foo` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | fn foo(_arg: T) {} // becuase T has been specified as a generic type parameter using , [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `S` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:48:1 [INFO] [stderr] | [INFO] [stderr] 48 | struct S(A); // concrete type S that takes concrete type A defined above // commented for struct S below [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SGen` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | struct SGen(T); // Generic type SGen [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `reg_fn` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:51:1 [INFO] [stderr] | [INFO] [stderr] 51 | fn reg_fn(_s: S) {} // a regular function that takes an argument of type S - not a generic function [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gen_spec_t` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:53:1 [INFO] [stderr] | [INFO] [stderr] 53 | fn gen_spec_t(_s: SGen) {} // this is also not a generic as SGen has been given the type A [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gen_spec_i32` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:54:1 [INFO] [stderr] | [INFO] [stderr] 54 | fn gen_spec_i32(_s: SGen) {} // this is also not a generic [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generic` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 55 | fn generic(_s: SGen) {} // a generic function [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `S1` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:59:1 [INFO] [stderr] | [INFO] [stderr] 59 | struct S1; // concrete type S [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `GenericVal` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:60:1 [INFO] [stderr] | [INFO] [stderr] 60 | struct GenericVal(T, ); // Generic type GenericVal [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `Food` should have a snake case name such as `food` [INFO] [stderr] --> src/bin/c18_error_option_unwrap.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | Some(Peeled(Food)) => Some(Chopped(Food)), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Food` should have a snake case name such as `food` [INFO] [stderr] --> src/bin/c18_error_option_unwrap.rs:87:26 [INFO] [stderr] | [INFO] [stderr] 87 | chopped.map(|Chopped(Food)| Cooked(Food)) [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Deep` [INFO] [stderr] --> src/bin/c1_formatted_print.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | struct Deep(Structure); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `printer` [INFO] [stderr] --> src/bin/c14_generics_bounds_where.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | fn printer(t: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `s` [INFO] [stderr] --> src/bin/c14_generics_bounds_where.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | struct s(T); // S can only be a type that implements the Display trait - so no vectors [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type `s` should have a camel case name such as `S` [INFO] [stderr] --> src/bin/c14_generics_bounds_where.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | struct s(T); // S can only be a type that implements the Display trait - so no vectors [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `u64_t` [INFO] [stderr] --> src/bin/c5_types.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | type u64_t = u64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: type `u64_t` should have a camel case name such as `U64T` [INFO] [stderr] --> src/bin/c5_types.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | type u64_t = u64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `foo` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | fn foo(_arg: T) {} // becuase T has been specified as a generic type parameter using , [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `S` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:48:1 [INFO] [stderr] | [INFO] [stderr] 48 | struct S(A); // concrete type S that takes concrete type A defined above // commented for struct S below [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SGen` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | struct SGen(T); // Generic type SGen [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `reg_fn` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:51:1 [INFO] [stderr] | [INFO] [stderr] 51 | fn reg_fn(_s: S) {} // a regular function that takes an argument of type S - not a generic function [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gen_spec_t` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:53:1 [INFO] [stderr] | [INFO] [stderr] 53 | fn gen_spec_t(_s: SGen) {} // this is also not a generic as SGen has been given the type A [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gen_spec_i32` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:54:1 [INFO] [stderr] | [INFO] [stderr] 54 | fn gen_spec_i32(_s: SGen) {} // this is also not a generic [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generic` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 55 | fn generic(_s: SGen) {} // a generic function [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `S1` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:59:1 [INFO] [stderr] | [INFO] [stderr] 59 | struct S1; // concrete type S [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `GenericVal` [INFO] [stderr] --> src/bin/c14_generics_functions_impl_traits.rs:60:1 [INFO] [stderr] | [INFO] [stderr] 60 | struct GenericVal(T, ); // Generic type GenericVal [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `printer` [INFO] [stderr] --> src/bin/c14_generics_bounds_where.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | fn printer(t: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `s` [INFO] [stderr] --> src/bin/c14_generics_bounds_where.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | struct s(T); // S can only be a type that implements the Display trait - so no vectors [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type `s` should have a camel case name such as `S` [INFO] [stderr] --> src/bin/c14_generics_bounds_where.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | struct s(T); // S can only be a type that implements the Display trait - so no vectors [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `u64_t` [INFO] [stderr] --> src/bin/c5_types.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | type u64_t = u64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: type `u64_t` should have a camel case name such as `U64T` [INFO] [stderr] --> src/bin/c5_types.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | type u64_t = u64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Matrix` [INFO] [stderr] --> src/bin/c2_primitives.rs:94:1 [INFO] [stderr] | [INFO] [stderr] 94 | struct Matrix(f32, f32, f32, f32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `foo` [INFO] [stderr] --> src/bin/c9_higher_order_diverging_functions.rs:44:1 [INFO] [stderr] | [INFO] [stderr] 44 | fn foo() -> ! { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: type `web_event` should have a camel case name such as `WebEvent` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | / enum web_event { [INFO] [stderr] 7 | | // an enum can be unit like [INFO] [stderr] 8 | | page_load, [INFO] [stderr] 9 | | page_unload, [INFO] [stderr] ... | [INFO] [stderr] 14 | | click { x: i64, y: i64 }, [INFO] [stderr] 15 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant `page_load` should have a camel case name such as `PageLoad` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | page_load, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `page_unload` should have a camel case name such as `PageUnload` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | page_unload, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `key_press` should have a camel case name such as `KeyPress` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | key_press(char), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `paste` should have a camel case name such as `Paste` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | paste(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `click` should have a camel case name such as `Click` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | click { x: i64, y: i64 }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Matrix` [INFO] [stderr] --> src/bin/c2_primitives.rs:94:1 [INFO] [stderr] | [INFO] [stderr] 94 | struct Matrix(f32, f32, f32, f32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `p1` [INFO] [stderr] --> src/bin/c3_custom_types_structs.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | p1: Point, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `p2` [INFO] [stderr] --> src/bin/c3_custom_types_structs.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | p2: Point, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `Food` should have a snake case name such as `food` [INFO] [stderr] --> src/bin/c18_error_option_unwrap.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | Some(Peeled(Food)) => Some(Chopped(Food)), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Food` should have a snake case name such as `food` [INFO] [stderr] --> src/bin/c18_error_option_unwrap.rs:87:26 [INFO] [stderr] | [INFO] [stderr] 87 | chopped.map(|Chopped(Food)| Cooked(Food)) [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter` [INFO] [stderr] --> src/bin/c17_macro_dry_dsl_variadics.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | use std::iter; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add_assign` [INFO] [stderr] --> src/bin/c17_macro_dry_dsl_variadics.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | fn $func + Copy>(xs: &mut Vec, ys: &Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 32 | op!(add_assign, Add, +=, add); [INFO] [stderr] | ------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `mul_assign` [INFO] [stderr] --> src/bin/c17_macro_dry_dsl_variadics.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | fn $func + Copy>(xs: &mut Vec, ys: &Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 33 | op!(mul_assign, Mul, *=, mul); [INFO] [stderr] | ------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sub_assign` [INFO] [stderr] --> src/bin/c17_macro_dry_dsl_variadics.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | fn $func + Copy>(xs: &mut Vec, ys: &Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 34 | op!(sub_assign, Sub, -=, sub); [INFO] [stderr] | ------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: function is never used: `foo` [INFO] [stderr] --> src/bin/c9_higher_order_diverging_functions.rs:44:1 [INFO] [stderr] | [INFO] [stderr] 44 | fn foo() -> ! { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: type `web_event` should have a camel case name such as `WebEvent` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | / enum web_event { [INFO] [stderr] 7 | | // an enum can be unit like [INFO] [stderr] 8 | | page_load, [INFO] [stderr] 9 | | page_unload, [INFO] [stderr] ... | [INFO] [stderr] 14 | | click { x: i64, y: i64 }, [INFO] [stderr] 15 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant `page_load` should have a camel case name such as `PageLoad` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | page_load, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `page_unload` should have a camel case name such as `PageUnload` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | page_unload, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `key_press` should have a camel case name such as `KeyPress` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | key_press(char), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `paste` should have a camel case name such as `Paste` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | paste(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `click` should have a camel case name such as `Click` [INFO] [stderr] --> src/bin/c3_custom_types_enums1.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | click { x: i64, y: i64 }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Deep` [INFO] [stderr] --> src/bin/c1_formatted_print.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | struct Deep(Structure); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `p1` [INFO] [stderr] --> src/bin/c3_custom_types_structs.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | p1: Point, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `p2` [INFO] [stderr] --> src/bin/c3_custom_types_structs.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | p2: Point, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.12s [INFO] running `"docker" "inspect" "d5fd821018df456323aea08e8a986d2def74e7049712b8650d22290008133bcf"` [INFO] running `"docker" "rm" "-f" "d5fd821018df456323aea08e8a986d2def74e7049712b8650d22290008133bcf"` [INFO] [stdout] d5fd821018df456323aea08e8a986d2def74e7049712b8650d22290008133bcf