[INFO] crate maskerad_stack_allocator 1.1.2 is already in cache
[INFO] extracting crate maskerad_stack_allocator 1.1.2 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/maskerad_stack_allocator/1.1.2
[INFO] extracting crate maskerad_stack_allocator 1.1.2 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/maskerad_stack_allocator/1.1.2
[INFO] validating manifest of maskerad_stack_allocator-1.1.2 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of maskerad_stack_allocator-1.1.2 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing maskerad_stack_allocator-1.1.2
[INFO] finished frobbing maskerad_stack_allocator-1.1.2
[INFO] frobbed toml for maskerad_stack_allocator-1.1.2 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/maskerad_stack_allocator/1.1.2/Cargo.toml
[INFO] started frobbing maskerad_stack_allocator-1.1.2
[INFO] finished frobbing maskerad_stack_allocator-1.1.2
[INFO] frobbed toml for maskerad_stack_allocator-1.1.2 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/maskerad_stack_allocator/1.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking maskerad_stack_allocator-1.1.2 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/maskerad_stack_allocator/1.1.2:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 55a1a38703351447726c5e88651a7d01bc0c03ed142182655d8365203e75bc3c
[INFO] running `"docker" "start" "-a" "55a1a38703351447726c5e88651a7d01bc0c03ed142182655d8365203e75bc3c"`
[INFO] [stderr]     Checking maskerad_stack_allocator v1.1.2 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stderr]  --> src/stack_allocator.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use alloc::allocator::Layout;
[INFO] [stderr]   |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stderr]  --> src/double_ended_allocator.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use alloc::allocator::Layout;
[INFO] [stderr]   |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]  --> src/stack_allocator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use alloc::raw_vec::RawVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]   --> src/stack_allocator.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 |     stack: RawVec<u8>,
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]   --> src/stack_allocator.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let stack = RawVec::with_capacity(capacity);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:100:29
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn stack(&self) -> &RawVec<u8> {
[INFO] [stderr]     |                             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]  --> src/double_ended_allocator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use alloc::raw_vec::RawVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]   --> src/double_ended_allocator.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 87 |     stack: RawVec<u8>,
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:111:37
[INFO] [stderr]     |
[INFO] [stderr] 111 |             let stack: RawVec<u8> = RawVec::with_capacity(capacity);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:111:24
[INFO] [stderr]     |
[INFO] [stderr] 111 |             let stack: RawVec<u8> = RawVec::with_capacity(capacity);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:126:29
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn stack(&self) -> &RawVec<u8> {
[INFO] [stderr]     |                             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]   --> src/stack_allocator.rs:92:46
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let current_offset = Cell::new(stack.ptr() as *mut u8);
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:122:44
[INFO] [stderr]     |
[INFO] [stderr] 122 |         self.current_offset.set(self.stack.ptr());
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:168:33
[INFO] [stderr]     |
[INFO] [stderr] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:168:39
[INFO] [stderr]     |
[INFO] [stderr] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stderr]     |                                       ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:168:94
[INFO] [stderr]     |
[INFO] [stderr] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stderr]     |                                                                                              ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:112:57
[INFO] [stderr]     |
[INFO] [stderr] 112 |             let current_offset_bottom = Cell::new(stack.ptr() as *mut u8);
[INFO] [stderr]     |                                                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:113:54
[INFO] [stderr]     |
[INFO] [stderr] 113 |             let current_offset_top = Cell::new(stack.ptr().offset(capacity as isize) as *mut u8);
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:148:51
[INFO] [stderr]     |
[INFO] [stderr] 148 |         self.current_offset_bottom.set(self.stack.ptr());
[INFO] [stderr]     |                                                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:174:42
[INFO] [stderr]     |
[INFO] [stderr] 174 |             let top_stack = self.stack().ptr().offset(self.stack().cap() as isize);
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `&alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:174:68
[INFO] [stderr]     |
[INFO] [stderr] 174 |             let top_stack = self.stack().ptr().offset(self.stack().cap() as isize);
[INFO] [stderr]     |                                                                    ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:226:33
[INFO] [stderr]     |
[INFO] [stderr] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:226:39
[INFO] [stderr]     |
[INFO] [stderr] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stderr]     |                                       ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:226:94
[INFO] [stderr]     |
[INFO] [stderr] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stderr]     |                                                                                              ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stderr]  --> src/stack_allocator.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use alloc::allocator::Layout;
[INFO] [stderr]   |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stderr]  --> src/double_ended_allocator.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use alloc::allocator::Layout;
[INFO] [stderr]   |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:274:50
[INFO] [stderr]     |
[INFO] [stderr] 274 |             let bottom_top_offset = self.stack().ptr().offset_to(old_stack_top).unwrap();
[INFO] [stderr]     |                                                  ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:274:56
[INFO] [stderr]     |
[INFO] [stderr] 274 |             let bottom_top_offset = self.stack().ptr().offset_to(old_stack_top).unwrap();
[INFO] [stderr]     |                                                        ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:277:46
[INFO] [stderr]     |
[INFO] [stderr] 277 |             let unaligned_ptr = self.stack().ptr().offset(bottom_top_offset - offset as isize) as usize;
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:292:33
[INFO] [stderr]     |
[INFO] [stderr] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:292:39
[INFO] [stderr]     |
[INFO] [stderr] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stderr]     |                                       ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:292:95
[INFO] [stderr]     |
[INFO] [stderr] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stderr]     |                                                                                               ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 30 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `maskerad_stack_allocator`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]  --> src/stack_allocator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use alloc::raw_vec::RawVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]   --> src/stack_allocator.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 |     stack: RawVec<u8>,
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]   --> src/stack_allocator.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let stack = RawVec::with_capacity(capacity);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:100:29
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn stack(&self) -> &RawVec<u8> {
[INFO] [stderr]     |                             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]  --> src/double_ended_allocator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use alloc::raw_vec::RawVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]   --> src/double_ended_allocator.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 87 |     stack: RawVec<u8>,
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:111:37
[INFO] [stderr]     |
[INFO] [stderr] 111 |             let stack: RawVec<u8> = RawVec::with_capacity(capacity);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:111:24
[INFO] [stderr]     |
[INFO] [stderr] 111 |             let stack: RawVec<u8> = RawVec::with_capacity(capacity);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:126:29
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn stack(&self) -> &RawVec<u8> {
[INFO] [stderr]     |                             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]   --> src/stack_allocator.rs:92:46
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let current_offset = Cell::new(stack.ptr() as *mut u8);
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:122:44
[INFO] [stderr]     |
[INFO] [stderr] 122 |         self.current_offset.set(self.stack.ptr());
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:168:33
[INFO] [stderr]     |
[INFO] [stderr] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:168:39
[INFO] [stderr]     |
[INFO] [stderr] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stderr]     |                                       ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:168:94
[INFO] [stderr]     |
[INFO] [stderr] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stderr]     |                                                                                              ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:235:36
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset.get()).unwrap() as usize;
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:235:42
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset.get()).unwrap() as usize;
[INFO] [stderr]     |                                          ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:236:42
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:270:36
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset.get()).unwrap() as usize;
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:270:42
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset.get()).unwrap() as usize;
[INFO] [stderr]     |                                          ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:271:42
[INFO] [stderr]     |
[INFO] [stderr] 271 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:296:36
[INFO] [stderr]     |
[INFO] [stderr] 296 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset.get()).unwrap() as usize;
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:296:42
[INFO] [stderr]     |
[INFO] [stderr] 296 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset.get()).unwrap() as usize;
[INFO] [stderr]     |                                          ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:297:42
[INFO] [stderr]     |
[INFO] [stderr] 297 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/stack_allocator.rs:321:36
[INFO] [stderr]     |
[INFO] [stderr] 321 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset.get()).unwrap() as usize;
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:321:42
[INFO] [stderr]     |
[INFO] [stderr] 321 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset.get()).unwrap() as usize;
[INFO] [stderr]     |                                          ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/stack_allocator.rs:322:42
[INFO] [stderr]     |
[INFO] [stderr] 322 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `&alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_buffered_allocator.rs:144:50
[INFO] [stderr]     |
[INFO] [stderr] 144 |         assert_eq!(alloc.active_buffer().stack().cap(), 100);
[INFO] [stderr]     |                                                  ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `&alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_buffered_allocator.rs:145:52
[INFO] [stderr]     |
[INFO] [stderr] 145 |         assert_eq!(alloc.inactive_buffer().stack().cap(), 100);
[INFO] [stderr]     |                                                    ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:154:50
[INFO] [stderr]     |
[INFO] [stderr] 154 |         assert_eq!(alloc.active_buffer().stack().ptr(), active_buffer_top_stack);
[INFO] [stderr]     |                                                  ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:155:52
[INFO] [stderr]     |
[INFO] [stderr] 155 |         assert_eq!(alloc.inactive_buffer().stack().ptr(), inactive_buffer_top_stack);
[INFO] [stderr]     |                                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:161:50
[INFO] [stderr]     |
[INFO] [stderr] 161 |         assert_ne!(alloc.active_buffer().stack().ptr(), active_buffer_top_stack);
[INFO] [stderr]     |                                                  ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:162:52
[INFO] [stderr]     |
[INFO] [stderr] 162 |         assert_eq!(alloc.inactive_buffer().stack().ptr(), inactive_buffer_top_stack);
[INFO] [stderr]     |                                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:168:50
[INFO] [stderr]     |
[INFO] [stderr] 168 |         assert_eq!(alloc.active_buffer().stack().ptr(), active_buffer_top_stack);
[INFO] [stderr]     |                                                  ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:169:52
[INFO] [stderr]     |
[INFO] [stderr] 169 |         assert_eq!(alloc.inactive_buffer().stack().ptr(), inactive_buffer_top_stack);
[INFO] [stderr]     |                                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:178:45
[INFO] [stderr]     |
[INFO] [stderr] 178 |         assert_eq!(alloc.buffers[0].stack().ptr(), first_buffer_top_stack);
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:179:45
[INFO] [stderr]     |
[INFO] [stderr] 179 |         assert_eq!(alloc.buffers[1].stack().ptr(), second_buffer_top_stack);
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:185:45
[INFO] [stderr]     |
[INFO] [stderr] 185 |         assert_eq!(alloc.buffers[0].stack().ptr(), first_buffer_top_stack);
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_buffered_allocator.rs:186:45
[INFO] [stderr]     |
[INFO] [stderr] 186 |         assert_ne!(alloc.buffers[1].stack().ptr(), second_buffer_top_stack);
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:112:57
[INFO] [stderr]     |
[INFO] [stderr] 112 |             let current_offset_bottom = Cell::new(stack.ptr() as *mut u8);
[INFO] [stderr]     |                                                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:113:54
[INFO] [stderr]     |
[INFO] [stderr] 113 |             let current_offset_top = Cell::new(stack.ptr().offset(capacity as isize) as *mut u8);
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:148:51
[INFO] [stderr]     |
[INFO] [stderr] 148 |         self.current_offset_bottom.set(self.stack.ptr());
[INFO] [stderr]     |                                                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:174:42
[INFO] [stderr]     |
[INFO] [stderr] 174 |             let top_stack = self.stack().ptr().offset(self.stack().cap() as isize);
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `&alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:174:68
[INFO] [stderr]     |
[INFO] [stderr] 174 |             let top_stack = self.stack().ptr().offset(self.stack().cap() as isize);
[INFO] [stderr]     |                                                                    ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:226:33
[INFO] [stderr]     |
[INFO] [stderr] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:226:39
[INFO] [stderr]     |
[INFO] [stderr] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stderr]     |                                       ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:226:94
[INFO] [stderr]     |
[INFO] [stderr] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stderr]     |                                                                                              ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:274:50
[INFO] [stderr]     |
[INFO] [stderr] 274 |             let bottom_top_offset = self.stack().ptr().offset_to(old_stack_top).unwrap();
[INFO] [stderr]     |                                                  ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:274:56
[INFO] [stderr]     |
[INFO] [stderr] 274 |             let bottom_top_offset = self.stack().ptr().offset_to(old_stack_top).unwrap();
[INFO] [stderr]     |                                                        ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:277:46
[INFO] [stderr]     |
[INFO] [stderr] 277 |             let unaligned_ptr = self.stack().ptr().offset(bottom_top_offset - offset as isize) as usize;
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:292:33
[INFO] [stderr]     |
[INFO] [stderr] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:292:39
[INFO] [stderr]     |
[INFO] [stderr] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stderr]     |                                       ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:292:95
[INFO] [stderr]     |
[INFO] [stderr] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stderr]     |                                                                                               ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:387:36
[INFO] [stderr]     |
[INFO] [stderr] 387 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset_bottom.get()).unwrap() as usize;
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:387:42
[INFO] [stderr]     |
[INFO] [stderr] 387 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset_bottom.get()).unwrap() as usize;
[INFO] [stderr]     |                                          ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:388:42
[INFO] [stderr]     |
[INFO] [stderr] 388 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:422:36
[INFO] [stderr]     |
[INFO] [stderr] 422 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset_bottom.get()).unwrap() as usize;
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:422:42
[INFO] [stderr]     |
[INFO] [stderr] 422 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset_bottom.get()).unwrap() as usize;
[INFO] [stderr]     |                                          ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:423:42
[INFO] [stderr]     |
[INFO] [stderr] 423 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:448:36
[INFO] [stderr]     |
[INFO] [stderr] 448 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset_bottom.get()).unwrap() as usize;
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:448:42
[INFO] [stderr]     |
[INFO] [stderr] 448 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset_bottom.get()).unwrap() as usize;
[INFO] [stderr]     |                                          ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:449:42
[INFO] [stderr]     |
[INFO] [stderr] 449 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stderr]    --> src/double_ended_allocator.rs:473:36
[INFO] [stderr]     |
[INFO] [stderr] 473 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset_bottom.get()).unwrap() as usize;
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:473:42
[INFO] [stderr]     |
[INFO] [stderr] 473 |         let cap_used = alloc.stack.ptr().offset_to(alloc.current_offset_bottom.get()).unwrap() as usize;
[INFO] [stderr]     |                                          ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:474:42
[INFO] [stderr]     |
[INFO] [stderr] 474 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `offset_to` found for type `*mut u8` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:490:35
[INFO] [stderr]     |
[INFO] [stderr] 490 |         let cap_used = (top_stack.offset_to(alloc.current_offset_top.get()).unwrap() * -1) as usize;
[INFO] [stderr]     |                                   ^^^^^^^^^ help: there is a method with a similar name: `offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stderr]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> src/double_ended_allocator.rs:491:42
[INFO] [stderr]     |
[INFO] [stderr] 491 |         let cap_remaining = (alloc.stack.cap() - cap_used) as isize;
[INFO] [stderr]     |                                          ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 68 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `maskerad_stack_allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "55a1a38703351447726c5e88651a7d01bc0c03ed142182655d8365203e75bc3c"`
[INFO] running `"docker" "rm" "-f" "55a1a38703351447726c5e88651a7d01bc0c03ed142182655d8365203e75bc3c"`
[INFO] [stdout] 55a1a38703351447726c5e88651a7d01bc0c03ed142182655d8365203e75bc3c