[INFO] crate alloc-no-stdlib 2.0.1 is already in cache [INFO] extracting crate alloc-no-stdlib 2.0.1 into work/ex/clippy-test-run/sources/stable/reg/alloc-no-stdlib/2.0.1 [INFO] extracting crate alloc-no-stdlib 2.0.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/alloc-no-stdlib/2.0.1 [INFO] validating manifest of alloc-no-stdlib-2.0.1 on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of alloc-no-stdlib-2.0.1 on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing alloc-no-stdlib-2.0.1 [INFO] finished frobbing alloc-no-stdlib-2.0.1 [INFO] frobbed toml for alloc-no-stdlib-2.0.1 written to work/ex/clippy-test-run/sources/stable/reg/alloc-no-stdlib/2.0.1/Cargo.toml [INFO] started frobbing alloc-no-stdlib-2.0.1 [INFO] finished frobbing alloc-no-stdlib-2.0.1 [INFO] frobbed toml for alloc-no-stdlib-2.0.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/alloc-no-stdlib/2.0.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting alloc-no-stdlib-2.0.1 against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/alloc-no-stdlib/2.0.1:/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 -Dclippy::into_iter_on_array" "-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" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 104c51c8f65fd1cfc3e3d3042d99c22b285172e2658e65541fc4e0a853d5f765 [INFO] running `"docker" "start" "-a" "104c51c8f65fd1cfc3e3d3042d99c22b285172e2658e65541fc4e0a853d5f765"` [INFO] [stderr] Checking alloc-no-stdlib v2.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:53:10 [INFO] [stderr] | [INFO] [stderr] 53 | free : free, [INFO] [stderr] | ^^^^^^^^^^^ help: replace it with: `free` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:62:10 [INFO] [stderr] | [INFO] [stderr] 62 | free : free, [INFO] [stderr] | ^^^^^^^^^^^ help: replace it with: `free` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:70:10 [INFO] [stderr] | [INFO] [stderr] 70 | free : free, [INFO] [stderr] | ^^^^^^^^^^^ help: replace it with: `free` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:53:10 [INFO] [stderr] | [INFO] [stderr] 53 | free : free, [INFO] [stderr] | ^^^^^^^^^^^ help: replace it with: `free` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:62:10 [INFO] [stderr] | [INFO] [stderr] 62 | free : free, [INFO] [stderr] | ^^^^^^^^^^^ help: replace it with: `free` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:70:10 [INFO] [stderr] | [INFO] [stderr] 70 | free : free, [INFO] [stderr] | ^^^^^^^^^^^ help: replace it with: `free` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/stack_allocator.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | return data; [INFO] [stderr] | ^^^^^^^^^^^^ help: remove `return` as shown: `data` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_return)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/stack_allocator.rs:70:13 [INFO] [stderr] | [INFO] [stderr] 70 | / return self.clear_if_necessary(index, [INFO] [stderr] 71 | | AllocatedStackMemory::<'a, T>{mem:available_slice}); [INFO] [stderr] | |_______________________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] help: remove `return` as shown [INFO] [stderr] | [INFO] [stderr] 70 | self.clear_if_necessary(index, [INFO] [stderr] 71 | AllocatedStackMemory::<'a, T>{mem:available_slice}) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/stack_allocator.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | return self.clear_if_necessary(index, AllocatedStackMemory::<'a, T>{mem:retval}); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.clear_if_necessary(index, AllocatedStackMemory::<'a, T>{mem:retval})` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/allocated_stack_memory.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | return AllocatedStackMemory::<'a, T>{mem : &mut[]}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `AllocatedStackMemory::<'a, T>{mem : &mut[]}` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/allocated_stack_memory.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | return & self.mem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `& self.mem` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/allocated_stack_memory.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | return &mut self.mem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `&mut self.mem` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/lib.rs:58:8 [INFO] [stderr] | [INFO] [stderr] 58 | / return CallocBackingStore::<'a, T>{ [INFO] [stderr] 59 | | raw_data : retval, [INFO] [stderr] 60 | | data : core::slice::from_raw_parts_mut(raw_data, [INFO] [stderr] 61 | | num_elements), [INFO] [stderr] 62 | | free : free, [INFO] [stderr] 63 | | }; [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] help: remove `return` as shown [INFO] [stderr] | [INFO] [stderr] 58 | CallocBackingStore::<'a, T>{ [INFO] [stderr] 59 | raw_data : retval, [INFO] [stderr] 60 | data : core::slice::from_raw_parts_mut(raw_data, [INFO] [stderr] 61 | num_elements), [INFO] [stderr] 62 | free : free, [INFO] [stderr] 63 | } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/lib.rs:66:8 [INFO] [stderr] | [INFO] [stderr] 66 | / return CallocBackingStore::<'a, T>{ [INFO] [stderr] 67 | | raw_data : core::mem::transmute(null_ptr),//retval, [INFO] [stderr] 68 | | data : core::slice::from_raw_parts_mut(raw_data, [INFO] [stderr] 69 | | num_elements), [INFO] [stderr] 70 | | free : free, [INFO] [stderr] 71 | | }; [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] help: remove `return` as shown [INFO] [stderr] | [INFO] [stderr] 66 | CallocBackingStore::<'a, T>{ [INFO] [stderr] 67 | raw_data : core::mem::transmute(null_ptr),//retval, [INFO] [stderr] 68 | data : core::slice::from_raw_parts_mut(raw_data, [INFO] [stderr] 69 | num_elements), [INFO] [stderr] 70 | free : free, [INFO] [stderr] 71 | } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait `SliceWrapper` has a `len` method but no (possibly inherited) `is_empty` method [INFO] [stderr] --> src/allocated_memory/mod.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | / pub trait SliceWrapper { [INFO] [stderr] 9 | | fn slice(& self) -> & [T]; [INFO] [stderr] 10 | | fn len(&self) -> usize{ [INFO] [stderr] 11 | | self.slice().len() [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_without_is_empty)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> src/stack_allocator.rs:80:12 [INFO] [stderr] | [INFO] [stderr] 80 | if val.slice().len() == 0 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `val.slice().is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: transmute from a pointer to a pointer [INFO] [stderr] --> src/lib.rs:56:30 [INFO] [stderr] | [INFO] [stderr] 56 | let raw_data : *mut T = core::mem::transmute(retval); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `retval as *mut T` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr [INFO] [stderr] [INFO] [stderr] warning: transmute from a pointer to a pointer [INFO] [stderr] --> src/lib.rs:67:21 [INFO] [stderr] | [INFO] [stderr] 67 | raw_data : core::mem::transmute(null_ptr),//retval, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `null_ptr as *mut u8` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr [INFO] [stderr] [INFO] [stderr] error: calls to `std::mem::forget` with a reference instead of an owned value. Forgetting a reference does nothing. [INFO] [stderr] --> src/lib.rs:78:5 [INFO] [stderr] | [INFO] [stderr] 78 | core::mem::forget(core::mem::replace(&mut self.data, &mut[])); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::forget_ref)] on by default [INFO] [stderr] note: argument has type &'a mut [T] [INFO] [stderr] --> src/lib.rs:78:23 [INFO] [stderr] | [INFO] [stderr] 78 | core::mem::forget(core::mem::replace(&mut self.data, &mut[])); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_ref [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `alloc-no-stdlib`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/stack_allocator.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | return data; [INFO] [stderr] | ^^^^^^^^^^^^ help: remove `return` as shown: `data` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_return)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/stack_allocator.rs:70:13 [INFO] [stderr] | [INFO] [stderr] 70 | / return self.clear_if_necessary(index, [INFO] [stderr] 71 | | AllocatedStackMemory::<'a, T>{mem:available_slice}); [INFO] [stderr] | |_______________________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] help: remove `return` as shown [INFO] [stderr] | [INFO] [stderr] 70 | self.clear_if_necessary(index, [INFO] [stderr] 71 | AllocatedStackMemory::<'a, T>{mem:available_slice}) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/stack_allocator.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | return self.clear_if_necessary(index, AllocatedStackMemory::<'a, T>{mem:retval}); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.clear_if_necessary(index, AllocatedStackMemory::<'a, T>{mem:retval})` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/allocated_stack_memory.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | return AllocatedStackMemory::<'a, T>{mem : &mut[]}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `AllocatedStackMemory::<'a, T>{mem : &mut[]}` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/allocated_stack_memory.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | return & self.mem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `& self.mem` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/allocated_stack_memory.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | return &mut self.mem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `&mut self.mem` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/lib.rs:58:8 [INFO] [stderr] | [INFO] [stderr] 58 | / return CallocBackingStore::<'a, T>{ [INFO] [stderr] 59 | | raw_data : retval, [INFO] [stderr] 60 | | data : core::slice::from_raw_parts_mut(raw_data, [INFO] [stderr] 61 | | num_elements), [INFO] [stderr] 62 | | free : free, [INFO] [stderr] 63 | | }; [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] help: remove `return` as shown [INFO] [stderr] | [INFO] [stderr] 58 | CallocBackingStore::<'a, T>{ [INFO] [stderr] 59 | raw_data : retval, [INFO] [stderr] 60 | data : core::slice::from_raw_parts_mut(raw_data, [INFO] [stderr] 61 | num_elements), [INFO] [stderr] 62 | free : free, [INFO] [stderr] 63 | } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/lib.rs:66:8 [INFO] [stderr] | [INFO] [stderr] 66 | / return CallocBackingStore::<'a, T>{ [INFO] [stderr] 67 | | raw_data : core::mem::transmute(null_ptr),//retval, [INFO] [stderr] 68 | | data : core::slice::from_raw_parts_mut(raw_data, [INFO] [stderr] 69 | | num_elements), [INFO] [stderr] 70 | | free : free, [INFO] [stderr] 71 | | }; [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] help: remove `return` as shown [INFO] [stderr] | [INFO] [stderr] 66 | CallocBackingStore::<'a, T>{ [INFO] [stderr] 67 | raw_data : core::mem::transmute(null_ptr),//retval, [INFO] [stderr] 68 | data : core::slice::from_raw_parts_mut(raw_data, [INFO] [stderr] 69 | num_elements), [INFO] [stderr] 70 | free : free, [INFO] [stderr] 71 | } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait `SliceWrapper` has a `len` method but no (possibly inherited) `is_empty` method [INFO] [stderr] --> src/allocated_memory/mod.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | / pub trait SliceWrapper { [INFO] [stderr] 9 | | fn slice(& self) -> & [T]; [INFO] [stderr] 10 | | fn len(&self) -> usize{ [INFO] [stderr] 11 | | self.slice().len() [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_without_is_empty)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> src/stack_allocator.rs:80:12 [INFO] [stderr] | [INFO] [stderr] 80 | if val.slice().len() == 0 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `val.slice().is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: transmute from a pointer to a pointer [INFO] [stderr] --> src/lib.rs:56:30 [INFO] [stderr] | [INFO] [stderr] 56 | let raw_data : *mut T = core::mem::transmute(retval); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `retval as *mut T` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr [INFO] [stderr] [INFO] [stderr] warning: transmute from a pointer to a pointer [INFO] [stderr] --> src/lib.rs:67:21 [INFO] [stderr] | [INFO] [stderr] 67 | raw_data : core::mem::transmute(null_ptr),//retval, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `null_ptr as *mut u8` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr [INFO] [stderr] [INFO] [stderr] error: calls to `std::mem::forget` with a reference instead of an owned value. Forgetting a reference does nothing. [INFO] [stderr] --> src/lib.rs:78:5 [INFO] [stderr] | [INFO] [stderr] 78 | core::mem::forget(core::mem::replace(&mut self.data, &mut[])); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::forget_ref)] on by default [INFO] [stderr] note: argument has type &'a mut [T] [INFO] [stderr] --> src/lib.rs:78:23 [INFO] [stderr] | [INFO] [stderr] 78 | core::mem::forget(core::mem::replace(&mut self.data, &mut[])); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_ref [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `alloc-no-stdlib`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "104c51c8f65fd1cfc3e3d3042d99c22b285172e2658e65541fc4e0a853d5f765"` [INFO] running `"docker" "rm" "-f" "104c51c8f65fd1cfc3e3d3042d99c22b285172e2658e65541fc4e0a853d5f765"` [INFO] [stdout] 104c51c8f65fd1cfc3e3d3042d99c22b285172e2658e65541fc4e0a853d5f765