[INFO] updating cached repository https://github.com/Fux90/DegradOs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de5772546d86d7440576fd570fbdabe620a55465
[INFO] checking Fux90/DegradOs against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFux90%2FDegradOs" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fux90/DegradOs on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Fux90/DegradOs
[INFO] finished tweaking git repo https://github.com/Fux90/DegradOs
[INFO] tweaked toml for git repo https://github.com/Fux90/DegradOs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Fux90/DegradOs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 469ff0761d436845e19f56c9d9f7ccda88b2c7991f308854fda11fc61537a50a
[INFO] running `"docker" "start" "-a" "469ff0761d436845e19f56c9d9f7ccda88b2c7991f308854fda11fc61537a50a"`
[INFO] [stderr]    Compiling x86 v0.7.1
[INFO] [stderr]     Checking raw-cpuid v2.0.1
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking spin v0.3.5
[INFO] [stderr]     Checking volatile v0.1.0
[INFO] [stderr]     Checking rlibc v0.1.5
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking multiboot2 v0.1.0
[INFO] [stderr]     Checking degrad_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0583]: file not found for module `temporary_page`
[INFO] [stderr]   --> src/memory/paging/mod.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | mod temporary_page;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: to create the module `temporary_page`, create file "src/memory/paging/temporary_page.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0583]: file not found for module `mapper`
[INFO] [stderr]   --> src/memory/paging/mod.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | mod mapper;
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: to create the module `mapper`, create file "src/memory/paging/mapper.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0583]: file not found for module `temporary_page`
[INFO] [stderr]   --> src/memory/paging/mod.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | mod temporary_page;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: to create the module `temporary_page`, create file "src/memory/paging/temporary_page.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0583]: file not found for module `mapper`
[INFO] [stderr]   --> src/memory/paging/mod.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | mod mapper;
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: to create the module `mapper`, create file "src/memory/paging/mapper.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `self::mapper::Mapper`
[INFO] [stderr]  --> src/memory/paging/mod.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub use self::mapper::Mapper;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^ no `Mapper` in `memory::paging::mapper`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `self::temporary_page::TemporaryPage`
[INFO] [stderr]  --> src/memory/paging/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::temporary_page::TemporaryPage;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `TemporaryPage` in `memory::paging::temporary_page`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `self::mapper::Mapper`
[INFO] [stderr]  --> src/memory/paging/mod.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub use self::mapper::Mapper;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^ no `Mapper` in `memory::paging::mapper`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `self::temporary_page::TemporaryPage`
[INFO] [stderr]  --> src/memory/paging/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::temporary_page::TemporaryPage;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `TemporaryPage` in `memory::paging::temporary_page`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TemporaryPage` in module `temporary_page`
[INFO] [stderr]    --> src/memory/paging/mod.rs:151:43
[INFO] [stderr]     |
[INFO] [stderr] 151 |                     temporary_page: &mut temporary_page::TemporaryPage,
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^ not found in `temporary_page`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memory/paging/entry.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | / bitflags! {
[INFO] [stderr] 38 | |     pub flags EntryFlags: u64 {
[INFO] [stderr] 39 | |         const PRESENT = 1 << 0,
[INFO] [stderr] 40 | |         const WRITEABLE = 1 << 1,
[INFO] [stderr] ...  |
[INFO] [stderr] 49 | |     }
[INFO] [stderr] 50 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TemporaryPage` in module `temporary_page`
[INFO] [stderr]    --> src/memory/paging/mod.rs:151:43
[INFO] [stderr]     |
[INFO] [stderr] 151 |                     temporary_page: &mut temporary_page::TemporaryPage,
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^ not found in `temporary_page`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memory/paging/entry.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | / bitflags! {
[INFO] [stderr] 38 | |     pub flags EntryFlags: u64 {
[INFO] [stderr] 39 | |         const PRESENT = 1 << 0,
[INFO] [stderr] 40 | |         const WRITEABLE = 1 << 1,
[INFO] [stderr] ...  |
[INFO] [stderr] 49 | |     }
[INFO] [stderr] 50 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/vga_buffer.rs:197:6
[INFO] [stderr]     |
[INFO] [stderr] 197 |         if (self.row_position == BUFFER_HEIGHT) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/vga_buffer.rs:204:6
[INFO] [stderr]     |
[INFO] [stderr] 204 |         if (self.column_position >= BUFFER_WIDTH) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/vga_buffer.rs:210:6
[INFO] [stderr]     |
[INFO] [stderr] 210 |         if (self.column_position < pos) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Level4`, `Table`
[INFO] [stderr]  --> src/memory/paging/mod.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use self::table::{Table, Level4};
[INFO] [stderr]   |                   ^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::ptr::Unique`
[INFO] [stderr]  --> src/memory/paging/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use core::ptr::Unique;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `WRITEABLE` is imported redundantly
[INFO] [stderr]    --> src/memory/paging/mod.rs:239:8
[INFO] [stderr]     |
[INFO] [stderr] 3   | pub use self::entry::*;
[INFO] [stderr]     |         -------------- the item `WRITEABLE` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 239 |             use self::entry::WRITEABLE;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memory/paging/entry.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | / bitflags! {
[INFO] [stderr] 38 | |     pub flags EntryFlags: u64 {
[INFO] [stderr] 39 | |         const PRESENT = 1 << 0,
[INFO] [stderr] 40 | |         const WRITEABLE = 1 << 1,
[INFO] [stderr] ...  |
[INFO] [stderr] 49 | |     }
[INFO] [stderr] 50 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memory/paging/entry.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | / bitflags! {
[INFO] [stderr] 38 | |     pub flags EntryFlags: u64 {
[INFO] [stderr] 39 | |         const PRESENT = 1 << 0,
[INFO] [stderr] 40 | |         const WRITEABLE = 1 << 1,
[INFO] [stderr] ...  |
[INFO] [stderr] 49 | |     }
[INFO] [stderr] 50 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/vga_buffer.rs:197:6
[INFO] [stderr]     |
[INFO] [stderr] 197 |         if (self.row_position == BUFFER_HEIGHT) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/vga_buffer.rs:204:6
[INFO] [stderr]     |
[INFO] [stderr] 204 |         if (self.column_position >= BUFFER_WIDTH) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/vga_buffer.rs:210:6
[INFO] [stderr]     |
[INFO] [stderr] 210 |         if (self.column_position < pos) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Level4`, `Table`
[INFO] [stderr]  --> src/memory/paging/mod.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use self::table::{Table, Level4};
[INFO] [stderr]   |                   ^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::ptr::Unique`
[INFO] [stderr]  --> src/memory/paging/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use core::ptr::Unique;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `WRITEABLE` is imported redundantly
[INFO] [stderr]    --> src/memory/paging/mod.rs:239:8
[INFO] [stderr]     |
[INFO] [stderr] 3   | pub use self::entry::*;
[INFO] [stderr]     |         -------------- the item `WRITEABLE` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 239 |             use self::entry::WRITEABLE;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt`
[INFO] [stderr]    --> src/lib.rs:149:1
[INFO] [stderr]     |
[INFO] [stderr] 149 | #[lang =  "panic_fmt"] 
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
[INFO] [stderr] 
[INFO] [stderr] error: `#[panic_handler]` function required, but not found
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]  --> src/vga_buffer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::ptr::Unique;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]   --> src/vga_buffer.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]   --> src/vga_buffer.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]   --> src/vga_buffer.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |     buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]    --> src/vga_buffer.rs:136:10
[INFO] [stderr]     |
[INFO] [stderr] 136 |     buffer: Unique<Buffer>,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]  --> src/memory/paging/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use core::ptr::Unique;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0152]: found duplicate lang item `eh_personality`
[INFO] [stderr]    --> src/lib.rs:148:28
[INFO] [stderr]     |
[INFO] [stderr] 148 | #[lang = "eh_personality"] extern fn eh_personality() {}
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the lang item is first defined in crate `panic_unwind` (which `std` depends on)
[INFO] [stderr] 
[INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt`
[INFO] [stderr]    --> src/lib.rs:149:1
[INFO] [stderr]     |
[INFO] [stderr] 149 | #[lang =  "panic_fmt"] 
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]  --> src/vga_buffer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::ptr::Unique;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]   --> src/vga_buffer.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]   --> src/vga_buffer.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]   --> src/vga_buffer.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |     buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]    --> src/vga_buffer.rs:136:10
[INFO] [stderr]     |
[INFO] [stderr] 136 |     buffer: Unique<Buffer>,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stderr]  --> src/memory/paging/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use core::ptr::Unique;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stderr]   --> src/vga_buffer.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |     buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stderr]   --> src/vga_buffer.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |     buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/vga_buffer.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |     buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `core::ptr::Unique<vga_buffer::Buffer>`
[INFO] [stderr]                 found enum `core::option::Option<core::ptr::Unique<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/vga_buffer.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |     buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `core::ptr::Unique<vga_buffer::Buffer>`
[INFO] [stderr]                 found enum `core::option::Option<core::ptr::Unique<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stderr]   --> src/vga_buffer.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/vga_buffer.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `core::ptr::Unique<vga_buffer::Buffer>`
[INFO] [stderr]                 found enum `core::option::Option<core::ptr::Unique<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stderr]   --> src/vga_buffer.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stderr]   --> src/vga_buffer.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/vga_buffer.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `core::ptr::Unique<vga_buffer::Buffer>`
[INFO] [stderr]                 found enum `core::option::Option<core::ptr::Unique<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stderr]   --> src/vga_buffer.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/vga_buffer.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `core::ptr::Unique<vga_buffer::Buffer>`
[INFO] [stderr]                 found enum `core::option::Option<core::ptr::Unique<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/vga_buffer.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         buffer: unsafe { Unique::new(0xb8000 as *mut _) },
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `core::ptr::Unique<vga_buffer::Buffer>`
[INFO] [stderr]                 found enum `core::option::Option<core::ptr::Unique<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_mut` found for struct `core::ptr::Unique<vga_buffer::Buffer>` in the current scope
[INFO] [stderr]    --> src/vga_buffer.rs:169:24
[INFO] [stderr]     |
[INFO] [stderr] 169 |         unsafe { self.buffer.get_mut() }
[INFO] [stderr]     |                              ^^^^^^^ method not found in `core::ptr::Unique<vga_buffer::Buffer>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_mut` found for struct `core::ptr::Unique<vga_buffer::Buffer>` in the current scope
[INFO] [stderr]    --> src/vga_buffer.rs:169:24
[INFO] [stderr]     |
[INFO] [stderr] 169 |         unsafe { self.buffer.get_mut() }
[INFO] [stderr]     |                              ^^^^^^^ method not found in `core::ptr::Unique<vga_buffer::Buffer>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:36:37
[INFO] [stderr]     |
[INFO] [stderr] 36  |     println!("Some = {:?}", page_table.translate(0));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:38:37
[INFO] [stderr]     |
[INFO] [stderr] 38  |     println!("Some = {:?}", page_table.translate(4096));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:40:37
[INFO] [stderr]     |
[INFO] [stderr] 40  |     println!("Some = {:?}", page_table.translate(512 * 4096));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:42:37
[INFO] [stderr]     |
[INFO] [stderr] 42  |     println!("Some = {:?}", page_table.translate(300 * 512 * 4096));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:44:37
[INFO] [stderr]     |
[INFO] [stderr] 44  |     println!("None = {:?}", page_table.translate(512 * 512 * 4096));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:46:37
[INFO] [stderr]     |
[INFO] [stderr] 46  |     println!("Some = {:?}", page_table.translate(512 * 512 * 4096 - 1));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:64:16
[INFO] [stderr]     |
[INFO] [stderr] 64  |                 page_table.translate(addr),
[INFO] [stderr]     |                            ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `map_to` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:67:13
[INFO] [stderr]     |
[INFO] [stderr] 67  |     page_table.map_to(page, frame, EntryFlags::empty(), allocator);
[INFO] [stderr]     |                ^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `map_to` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:69:39
[INFO] [stderr]     |
[INFO] [stderr] 69  |     println! ("Some = {:?}.", page_table.translate(addr));
[INFO] [stderr]     |                                          ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `unmap` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:76:13
[INFO] [stderr]     |
[INFO] [stderr] 76  |     page_table.unmap(Page::containing_address(addr), allocator);
[INFO] [stderr]     |                ^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `unmap` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:78:39
[INFO] [stderr]     |
[INFO] [stderr] 78  |     println! ("None = {:?}.", page_table.translate(addr));
[INFO] [stderr]     |                                          ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:36:37
[INFO] [stderr]     |
[INFO] [stderr] 36  |     println!("Some = {:?}", page_table.translate(0));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:38:37
[INFO] [stderr]     |
[INFO] [stderr] 38  |     println!("Some = {:?}", page_table.translate(4096));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `p4_mut` found for mutable reference `&mut memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |             self.p4_mut()[511].set(table.p4_frame.clone(), PRESENT | WRITEABLE);
[INFO] [stderr]     |                  ^^^^^^ method not found in `&mut memory::paging::ActivePageTable`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:40:37
[INFO] [stderr]     |
[INFO] [stderr] 40  |     println!("Some = {:?}", page_table.translate(512 * 4096));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `p4_mut` found for mutable reference `&mut memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |             self.p4_mut()[511].set(table.p4_frame.clone(), PRESENT | WRITEABLE);
[INFO] [stderr]     |                  ^^^^^^ method not found in `&mut memory::paging::ActivePageTable`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:42:37
[INFO] [stderr]     |
[INFO] [stderr] 42  |     println!("Some = {:?}", page_table.translate(300 * 512 * 4096));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:44:37
[INFO] [stderr]     |
[INFO] [stderr] 44  |     println!("None = {:?}", page_table.translate(512 * 512 * 4096));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:46:37
[INFO] [stderr]     |
[INFO] [stderr] 46  |     println!("Some = {:?}", page_table.translate(512 * 512 * 4096 - 1));
[INFO] [stderr]     |                                        ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:64:16
[INFO] [stderr]     |
[INFO] [stderr] 64  |                 page_table.translate(addr),
[INFO] [stderr]     |                            ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `map_to` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:67:13
[INFO] [stderr]     |
[INFO] [stderr] 67  |     page_table.map_to(page, frame, EntryFlags::empty(), allocator);
[INFO] [stderr]     |                ^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `map_to` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:69:39
[INFO] [stderr]     |
[INFO] [stderr] 69  |     println! ("Some = {:?}.", page_table.translate(addr));
[INFO] [stderr]     |                                          ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 33 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0412, E0432, E0522, E0583, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error[E0599]: no method named `unmap` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:76:13
[INFO] [stderr]     |
[INFO] [stderr] 76  |     page_table.unmap(Page::containing_address(addr), allocator);
[INFO] [stderr]     |                ^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `unmap` not found for this
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `degrad_os`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `translate` found for struct `memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:78:39
[INFO] [stderr]     |
[INFO] [stderr] 78  |     println! ("None = {:?}.", page_table.translate(addr));
[INFO] [stderr]     |                                          ^^^^^^^^^ method not found in `memory::paging::ActivePageTable`
[INFO] [stderr] ...
[INFO] [stderr] 124 | pub struct ActivePageTable {
[INFO] [stderr]     | -------------------------- method `translate` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `p4_mut` found for mutable reference `&mut memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |             self.p4_mut()[511].set(table.p4_frame.clone(), PRESENT | WRITEABLE);
[INFO] [stderr]     |                  ^^^^^^ method not found in `&mut memory::paging::ActivePageTable`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `p4_mut` found for mutable reference `&mut memory::paging::ActivePageTable` in the current scope
[INFO] [stderr]    --> src/memory/paging/mod.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |             self.p4_mut()[511].set(table.p4_frame.clone(), PRESENT | WRITEABLE);
[INFO] [stderr]     |                  ^^^^^^ method not found in `&mut memory::paging::ActivePageTable`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 33 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0152, E0308, E0412, E0432, E0522, E0583, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0152`.
[INFO] [stderr] error: could not compile `degrad_os`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "469ff0761d436845e19f56c9d9f7ccda88b2c7991f308854fda11fc61537a50a"`
[INFO] running `"docker" "rm" "-f" "469ff0761d436845e19f56c9d9f7ccda88b2c7991f308854fda11fc61537a50a"`
[INFO] [stdout] 469ff0761d436845e19f56c9d9f7ccda88b2c7991f308854fda11fc61537a50a
