[INFO] cloning repository https://github.com/WangWindow/blog_os_pro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WangWindow/blog_os_pro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWangWindow%2Fblog_os_pro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWangWindow%2Fblog_os_pro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62bbd58a652408516e5c32bab31a34368b15fe90
[INFO] fixing WangWindow/blog_os_pro against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWangWindow%2Fblog_os_pro" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/WangWindow/blog_os_pro
[INFO] finished tweaking git repo https://github.com/WangWindow/blog_os_pro
[INFO] tweaked toml for git repo https://github.com/WangWindow/blog_os_pro written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WangWindow/blog_os_pro on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WangWindow/blog_os_pro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile v0.4.6
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f3666ef0772d6263536432709e48ad92cc608175fb28978b503f6544af270b31
[INFO] running `Command { std: "docker" "start" "f3666ef0772d6263536432709e48ad92cc608175fb28978b503f6544af270b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f3666ef0772d6263536432709e48ad92cc608175fb28978b503f6544af270b31" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3666ef0772d6263536432709e48ad92cc608175fb28978b503f6544af270b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f3666ef0772d6263536432709e48ad92cc608175fb28978b503f6544af270b31" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking bitflags v2.7.0
[INFO] [stderr]    Compiling bootloader v0.9.29
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[INFO] [stderr]     Checking conquer-util v0.2.0
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[INFO] [stderr]     Checking conquer-once v0.2.1
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[INFO] [stderr]     Checking linked_list_allocator v0.9.1
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[INFO] [stderr]     Checking x86_64 v0.14.13
[INFO] [stderr]     Checking pic8259 v0.10.4
[INFO] [stderr]     Checking uart_16550 v0.2.19
[INFO] [stderr]     Checking blog_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bitmap::Bitmap`
[INFO] [stdout]  --> src/fs/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bitmap::Bitmap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BlockCache` and `block_cache_sync_all`
[INFO] [stdout]  --> src/fs/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use block_cache::{BlockCache, block_cache_sync_all, get_block_cache};
[INFO] [stdout]   |                   ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fixed_size_block::FixedSizeBlockAllocator`
[INFO] [stdout]  --> src/mm/allocator/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fixed_size_block::FixedSizeBlockAllocator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spin::Mutex`
[INFO] [stdout]  --> src/mm/allocator/next_fit.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use spin::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitmap::Bitmap`
[INFO] [stdout]  --> src/fs/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bitmap::Bitmap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BlockCache` and `block_cache_sync_all`
[INFO] [stdout]  --> src/fs/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use block_cache::{BlockCache, block_cache_sync_all, get_block_cache};
[INFO] [stdout]   |                   ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fixed_size_block::FixedSizeBlockAllocator`
[INFO] [stdout]  --> src/mm/allocator/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fixed_size_block::FixedSizeBlockAllocator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spin::Mutex`
[INFO] [stdout]  --> src/mm/allocator/next_fit.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use spin::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]    --> src/mm/allocator/best_fit.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let new_node = ListNode::new(size);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]   --> src/mm/allocator/first_fit.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let new_node = ListNode::new(size);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `linked_list_allocator::Heap::init` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/allocator/fixed_size_block.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         self.fallback_allocator.init(heap_start, heap_size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/allocator/fixed_size_block.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub unsafe fn init(&mut self, heap_start: usize, heap_size: usize) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::mut_ptr::<impl *mut T>::write` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/fixed_size_block.rs:125:17
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 new_node_ptr.write(new_node);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]    --> src/mm/allocator/fixed_size_block.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/fixed_size_block.rs:126:57
[INFO] [stdout]     |
[INFO] [stdout] 126 |                 allocator.list_heads[index] = Some(&mut *new_node_ptr);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^ dereference of raw pointer
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers may be null, dangling or unaligned; they can violate aliasing rules and cause data races: all of these are undefined behavior
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `linked_list_allocator::Heap::deallocate` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/fixed_size_block.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 allocator.fallback_allocator.deallocate(ptr, layout);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `mm::allocator::linked_list::LinkedListAllocator::add_free_region` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         self.add_free_region(heap_start, heap_size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub unsafe fn init(&mut self, heap_start: usize, heap_size: usize) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::mut_ptr::<impl *mut T>::write` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         node_ptr.write(node);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     unsafe fn add_free_region(&mut self, addr: usize, size: usize) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:62:36
[INFO] [stdout]    |
[INFO] [stdout] 62 |         self.head.next = Some(&mut *node_ptr)
[INFO] [stdout]    |                                    ^^^^^^^^^ dereference of raw pointer
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers may be null, dangling or unaligned; they can violate aliasing rules and cause data races: all of these are undefined behavior
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `mm::allocator::linked_list::LinkedListAllocator::add_free_region` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/linked_list.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 allocator.add_free_region(alloc_end, excess_size);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]    --> src/mm/allocator/linked_list.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `mm::allocator::linked_list::LinkedListAllocator::add_free_region` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/linked_list.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         self.lock().add_free_region(ptr as usize, size)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]    --> src/mm/allocator/linked_list.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]    --> src/mm/allocator/next_fit.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let new_node = ListNode::new(size);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]   --> src/mm/allocator/worst_fit.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let new_node = ListNode::new(size);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/mm/allocator/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     unsafe {
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `mm::memory::active_level_4_table` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/memory.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let level_4_table = active_level_4_table(physical_memory_offset);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/memory.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub unsafe fn init(physical_memory_offset: VirtAddr) -> OffsetPageTable<'static> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `x86_64::structures::paging::OffsetPageTable::<'a>::new` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/memory.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     OffsetPageTable::new(level_4_table, physical_memory_offset)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/memory.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |     &mut *page_table_ptr // unsafe
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ dereference of raw pointer
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers may be null, dangling or unaligned; they can violate aliasing rules and cause data races: all of these are undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/memory.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | unsafe fn active_level_4_table(physical_memory_offset: VirtAddr) -> &'static mut PageTable {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/task/shell.rs:291:25
[INFO] [stdout]     |
[INFO] [stdout] 291 |             "status" => unsafe {
[INFO] [stdout]     |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/task/shell.rs:299:22
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn cmd_ls(&self, args: &[&str]) {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]    --> src/mm/allocator/best_fit.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let new_node = ListNode::new(size);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]   --> src/mm/allocator/first_fit.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let new_node = ListNode::new(size);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `linked_list_allocator::Heap::init` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/allocator/fixed_size_block.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         self.fallback_allocator.init(heap_start, heap_size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/allocator/fixed_size_block.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub unsafe fn init(&mut self, heap_start: usize, heap_size: usize) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::mut_ptr::<impl *mut T>::write` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/fixed_size_block.rs:125:17
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 new_node_ptr.write(new_node);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]    --> src/mm/allocator/fixed_size_block.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blog_os` (lib test) due to 1 previous error; 23 warnings emitted
[INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/fixed_size_block.rs:126:57
[INFO] [stdout]     |
[INFO] [stdout] 126 |                 allocator.list_heads[index] = Some(&mut *new_node_ptr);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^ dereference of raw pointer
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers may be null, dangling or unaligned; they can violate aliasing rules and cause data races: all of these are undefined behavior
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning[E0133]: call to unsafe function `linked_list_allocator::Heap::deallocate` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/fixed_size_block.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 allocator.fallback_allocator.deallocate(ptr, layout);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `mm::allocator::linked_list::LinkedListAllocator::add_free_region` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         self.add_free_region(heap_start, heap_size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub unsafe fn init(&mut self, heap_start: usize, heap_size: usize) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::mut_ptr::<impl *mut T>::write` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         node_ptr.write(node);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     unsafe fn add_free_region(&mut self, addr: usize, size: usize) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/allocator/linked_list.rs:62:36
[INFO] [stdout]    |
[INFO] [stdout] 62 |         self.head.next = Some(&mut *node_ptr)
[INFO] [stdout]    |                                    ^^^^^^^^^ dereference of raw pointer
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers may be null, dangling or unaligned; they can violate aliasing rules and cause data races: all of these are undefined behavior
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `mm::allocator::linked_list::LinkedListAllocator::add_free_region` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/linked_list.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 allocator.add_free_region(alloc_end, excess_size);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]    --> src/mm/allocator/linked_list.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `mm::allocator::linked_list::LinkedListAllocator::add_free_region` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/mm/allocator/linked_list.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         self.lock().add_free_region(ptr as usize, size)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]    --> src/mm/allocator/linked_list.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]    --> src/mm/allocator/next_fit.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let new_node = ListNode::new(size);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]   --> src/mm/allocator/worst_fit.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let new_node = ListNode::new(size);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/mm/allocator/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     unsafe {
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `mm::memory::active_level_4_table` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/memory.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let level_4_table = active_level_4_table(physical_memory_offset);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/memory.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub unsafe fn init(physical_memory_offset: VirtAddr) -> OffsetPageTable<'static> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `x86_64::structures::paging::OffsetPageTable::<'a>::new` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/memory.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     OffsetPageTable::new(level_4_table, physical_memory_offset)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block
[INFO] [stdout]   --> src/mm/memory.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |     &mut *page_table_ptr // unsafe
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ dereference of raw pointer
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers may be null, dangling or unaligned; they can violate aliasing rules and cause data races: all of these are undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/mm/memory.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | unsafe fn active_level_4_table(physical_memory_offset: VirtAddr) -> &'static mut PageTable {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/task/shell.rs:291:25
[INFO] [stdout]     |
[INFO] [stdout] 291 |             "status" => unsafe {
[INFO] [stdout]     |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/task/shell.rs:299:22
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn cmd_ls(&self, args: &[&str]) {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INDIRECT2_BOUND` is never used
[INFO] [stdout]   --> src/fs/layout.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const INDIRECT2_BOUND: usize = INDIRECT1_BOUND + INODE_INDIRECT2_COUNT;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/fs/layout.rs:408:9
[INFO] [stdout]     |
[INFO] [stdout] 408 |         &mut bytes[..name.len()].copy_from_slice(name.as_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 408 |         let _ = &mut bytes[..name.len()].copy_from_slice(name.as_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mm/allocator/mod.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn lock(&self) -> spin::MutexGuard<A> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn lock(&self) -> spin::MutexGuard<'_, A> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f3666ef0772d6263536432709e48ad92cc608175fb28978b503f6544af270b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3666ef0772d6263536432709e48ad92cc608175fb28978b503f6544af270b31", kill_on_drop: false }`
[INFO] [stdout] f3666ef0772d6263536432709e48ad92cc608175fb28978b503f6544af270b31
