[INFO] updating cached repository https://github.com/MackieLoeffel/rust-os
[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] 451e7272d4168f90a766511e33313f34bc5415e1
[INFO] checking MackieLoeffel/rust-os against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMackieLoeffel%2Frust-os" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MackieLoeffel/rust-os 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/MackieLoeffel/rust-os
[INFO] finished tweaking git repo https://github.com/MackieLoeffel/rust-os
[INFO] tweaked toml for git repo https://github.com/MackieLoeffel/rust-os written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/MackieLoeffel/rust-os already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5eba176c161794891ec556f15a884581f67b2b43e09bf0a7d98a4e3bf8bab135
[INFO] running `"docker" "start" "-a" "5eba176c161794891ec556f15a884581f67b2b43e09bf0a7d98a4e3bf8bab135"`
[INFO] [stderr]    Compiling x86 v0.8.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking raw-cpuid v2.0.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking spin v0.4.5
[INFO] [stderr]     Checking rlibc v1.0.0
[INFO] [stderr]     Checking multiboot2 v0.3.1
[INFO] [stderr]     Checking rust_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `for`
[INFO] [stderr]   --> src/memory/paging/mod.rs:89:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             println!("")
[INFO] [stderr]    |                         - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stderr] 88 | 
[INFO] [stderr] 89 |             for frame in Frame::range_inclusive(
[INFO] [stderr]    |             ^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memory/paging/entry.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / bitflags! {
[INFO] [stderr] 4  | |     pub flags EntryFlags: u64 {
[INFO] [stderr] 5  | |         const PRESENT =         1 << 0,
[INFO] [stderr] 6  | |         const WRITABLE =        1 << 1,
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[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:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / bitflags! {
[INFO] [stderr] 4  | |     pub flags EntryFlags: u64 {
[INFO] [stderr] 5  | |         const PRESENT =         1 << 0,
[INFO] [stderr] 6  | |         const WRITABLE =        1 << 1,
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[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: unused macro definition
[INFO] [stderr]   --> src/cga_screen.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / macro_rules! dbg {
[INFO] [stderr] 32 | |     ($($arg:tt)*) => ({
[INFO] [stderr] 33 | |         $crate::cga_screen::dbg(format_args!($($arg)*));
[INFO] [stderr] 34 | |     });
[INFO] [stderr] 35 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Page`
[INFO] [stderr]  --> src/memory/paging/table.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use super::{Page, InactivePageTable};
[INFO] [stderr]   |             ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PhysicalAddress`
[INFO] [stderr]   --> src/memory/paging/table.rs:10:37
[INFO] [stderr]    |
[INFO] [stderr] 10 | use memory::{Frame, FrameAllocator, PhysicalAddress};
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PhantomData`
[INFO] [stderr]  --> src/memory/paging/mapper.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::marker::{PhantomData};
[INFO] [stderr]   |                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IndexMut`, `Index`
[INFO] [stderr]  --> src/memory/paging/mapper.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use core::ops::{Index, IndexMut};
[INFO] [stderr]   |                 ^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `spin::Mutex`
[INFO] [stderr]  --> src/memory/paging/mapper.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use spin::Mutex;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Level1`, `self`
[INFO] [stderr]  --> src/memory/paging/mapper.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::table::{self, Table, Level4, Level1, ENTRY_COUNT};
[INFO] [stderr]   |                    ^^^^                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt`
[INFO] [stderr]    --> src/lib.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | #[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/memory/paging/mapper.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | 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/memory/paging/mapper.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     p4: Unique<Table<Level4>>
[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/mapper.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Mapper { p4: Unique::new(P4) }
[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/memory/paging/mapper.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Mapper { p4: Unique::new(P4) }
[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/memory/paging/mapper.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Mapper { p4: Unique::new(P4) }
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `core::ptr::Unique<_>`
[INFO] [stderr]                 found enum `core::option::Option<core::ptr::Unique<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get` found for struct `core::ptr::Unique<memory::paging::table::Table<memory::paging::table::Level4>>` in the current scope
[INFO] [stderr]    --> src/memory/paging/mapper.rs:108:59
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn p4(&self) -> &Table<Level4> { unsafe { self.p4.get() }}
[INFO] [stderr]     |                                                           ^^^ method not found in `core::ptr::Unique<memory::paging::table::Table<memory::paging::table::Level4>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_mut` found for struct `core::ptr::Unique<memory::paging::table::Table<memory::paging::table::Level4>>` in the current scope
[INFO] [stderr]    --> src/memory/paging/mapper.rs:109:71
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn p4_mut(&mut self) -> &mut Table<Level4> { unsafe { self.p4.get_mut() }}
[INFO] [stderr]     |                                                                       ^^^^^^^ method not found in `core::ptr::Unique<memory::paging::table::Table<memory::paging::table::Level4>>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0522, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `rust_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: build failed
[INFO] running `"docker" "inspect" "5eba176c161794891ec556f15a884581f67b2b43e09bf0a7d98a4e3bf8bab135"`
[INFO] running `"docker" "rm" "-f" "5eba176c161794891ec556f15a884581f67b2b43e09bf0a7d98a4e3bf8bab135"`
[INFO] [stdout] 5eba176c161794891ec556f15a884581f67b2b43e09bf0a7d98a4e3bf8bab135
