[INFO] cloning repository https://github.com/keitagame/RomanticOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keitagame/RomanticOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeitagame%2FRomanticOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeitagame%2FRomanticOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8805c86944239ebf0ed695b7e5b6bd879aaaaeb4
[INFO] testing keitagame/RomanticOS against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeitagame%2FRomanticOS" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/keitagame/RomanticOS
[INFO] finished tweaking git repo https://github.com/keitagame/RomanticOS
[INFO] tweaked toml for git repo https://github.com/keitagame/RomanticOS written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/keitagame/RomanticOS on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/keitagame/RomanticOS 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 602f24d4cbf3dbf997def57ff2ceb6c02590b0c222ffa2de07bd45249dde2551
[INFO] running `Command { std: "docker" "start" "-a" "602f24d4cbf3dbf997def57ff2ceb6c02590b0c222ffa2de07bd45249dde2551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "602f24d4cbf3dbf997def57ff2ceb6c02590b0c222ffa2de07bd45249dde2551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "602f24d4cbf3dbf997def57ff2ceb6c02590b0c222ffa2de07bd45249dde2551", kill_on_drop: false }`
[INFO] [stdout] 602f24d4cbf3dbf997def57ff2ceb6c02590b0c222ffa2de07bd45249dde2551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fc40e672a52823b1bc332c11ee94cb02476fe449c6260e03071803464ac681e
[INFO] running `Command { std: "docker" "start" "-a" "7fc40e672a52823b1bc332c11ee94cb02476fe449c6260e03071803464ac681e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling bootloader v0.9.34
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustc-std-workspace-alloc v1.0.1
[INFO] [stderr]    Compiling pc-keyboard v0.7.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling spinning_top v0.2.5
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling linked_list_allocator v0.10.5
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling x86_64 v0.14.13
[INFO] [stderr]    Compiling uart_16550 v0.2.19
[INFO] [stderr]    Compiling pic8259 v0.10.4
[INFO] [stderr]    Compiling rust-os-kernel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `alloc::boxed::Box`
[INFO] [stdout]  --> src/process.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use alloc::boxed::Box;
[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 import: `x86_64::structures::idt::InterruptStackFrame`
[INFO] [stdout]  --> src/syscall.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use x86_64::structures::idt::InterruptStackFrame;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::boxed::Box`
[INFO] [stdout]  --> src/filesystem.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |       process::scheduler::start();
[INFO] [stdout]    |       --------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 91 | /     loop {
[INFO] [stdout] 92 | |         x86_64::instructions::hlt();
[INFO] [stdout] 93 | |     }
[INFO] [stdout]    | |_____^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]    --> src/memory.rs:160:20
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn find_free_pages(count: usize) -> Option<Page> {
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/process.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let mut kernel_stack = vec![0u8; 8192]; // 8KB カーネルスタック
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]    --> src/process.rs:268:13
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn exit(code: i32) {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argv`
[INFO] [stdout]    --> src/syscall.rs:168:36
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn sys_execve(filename: *const u8, argv: *const *const u8, envp: *const *const u8) -> i64 {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_argv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `envp`
[INFO] [stdout]    --> src/syscall.rs:168:60
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn sys_execve(filename: *const u8, argv: *const *const u8, envp: *const *const u8) -> i64 {
[INFO] [stdout]     |                                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_envp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/syscall.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 | fn sys_mmap(addr: u64, length: usize, prot: i32, flags: i32, fd: i32, offset: i64) -> i64 {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prot`
[INFO] [stdout]    --> src/syscall.rs:195:39
[INFO] [stdout]     |
[INFO] [stdout] 195 | fn sys_mmap(addr: u64, length: usize, prot: i32, flags: i32, fd: i32, offset: i64) -> i64 {
[INFO] [stdout]     |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_prot`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flags`
[INFO] [stdout]    --> src/syscall.rs:195:50
[INFO] [stdout]     |
[INFO] [stdout] 195 | fn sys_mmap(addr: u64, length: usize, prot: i32, flags: i32, fd: i32, offset: i64) -> i64 {
[INFO] [stdout]     |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fd`
[INFO] [stdout]    --> src/syscall.rs:195:62
[INFO] [stdout]     |
[INFO] [stdout] 195 | fn sys_mmap(addr: u64, length: usize, prot: i32, flags: i32, fd: i32, offset: i64) -> i64 {
[INFO] [stdout]     |                                                              ^^ help: if this is intentional, prefix it with an underscore: `_fd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/syscall.rs:195:71
[INFO] [stdout]     |
[INFO] [stdout] 195 | fn sys_mmap(addr: u64, length: usize, prot: i32, flags: i32, fd: i32, offset: i64) -> i64 {
[INFO] [stdout]     |                                                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interrupts.rs:123:53
[INFO] [stdout]     |
[INFO] [stdout] 123 | extern "x86-interrupt" fn syscall_interrupt_handler(mut stack_frame: InterruptStackFrame) {
[INFO] [stdout]     |                                                     ----^^^^^^^^^^^
[INFO] [stdout]     |                                                     |
[INFO] [stdout]     |                                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stack_frame`
[INFO] [stdout]    --> src/interrupts.rs:123:53
[INFO] [stdout]     |
[INFO] [stdout] 123 | extern "x86-interrupt" fn syscall_interrupt_handler(mut stack_frame: InterruptStackFrame) {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BootInfoFrameAllocator` is never constructed
[INFO] [stdout]   --> src/memory.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct BootInfoFrameAllocator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init` and `usable_frames` are never used
[INFO] [stdout]   --> src/memory.rs:45:19
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl BootInfoFrameAllocator {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 45 |     pub unsafe fn init(memory_map: &'static MemoryMap) -> Self {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn usable_frames(&self) -> impl Iterator<Item = PhysFrame> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Blocked` is never constructed
[INFO] [stdout]   --> src/process.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum ProcessState {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     Blocked,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcessState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kernel_stack`, `page_table`, `priority`, and `time_slice` are never read
[INFO] [stdout]   --> src/process.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub struct Process {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub kernel_stack: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 75 |     pub user_stack: Option<VirtAddr>,
[INFO] [stdout] 76 |     pub page_table: Option<VirtAddr>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 77 |     pub priority: u8,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 78 |     pub time_slice: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_current_process`, `block_current`, and `unblock_process` are never used
[INFO] [stdout]    --> src/process.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl ProcessManager {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub fn get_current_process(&self) -> Option<&Process> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 197 |     pub fn block_current(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn unblock_process(&mut self, pid: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `switch_context` is never used
[INFO] [stdout]    --> src/process.rs:298:26
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub unsafe extern "C" fn switch_context(
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_stats` is never used
[INFO] [stdout]    --> src/syscall.rs:283:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub fn print_stats() {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write` is never used
[INFO] [stdout]    --> src/syscall.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn write(fd: i32, buf: &[u8]) -> isize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read` is never used
[INFO] [stdout]    --> src/syscall.rs:225:12
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn read(fd: i32, buf: &mut [u8]) -> isize {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exit` is never used
[INFO] [stdout]    --> src/syscall.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 |     pub fn exit(status: i32) -> ! {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getpid` is never used
[INFO] [stdout]    --> src/syscall.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn getpid() -> i32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `syscall0` is never used
[INFO] [stdout]    --> src/syscall.rs:246:15
[INFO] [stdout]     |
[INFO] [stdout] 246 |     unsafe fn syscall0(number: u64) -> i64 {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `syscall1` is never used
[INFO] [stdout]    --> src/syscall.rs:257:15
[INFO] [stdout]     |
[INFO] [stdout] 257 |     unsafe fn syscall1(number: u64, arg1: u64) -> i64 {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `syscall3` is never used
[INFO] [stdout]    --> src/syscall.rs:269:15
[INFO] [stdout]     |
[INFO] [stdout] 269 |     unsafe fn syscall3(number: u64, arg1: u64, arg2: u64, arg3: u64) -> i64 {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Device` is never constructed
[INFO] [stdout]   --> src/filesystem.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum FileType {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_bits` is never used
[INFO] [stdout]   --> src/filesystem.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl FileMode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn from_bits(mode: u32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inode_num` is never read
[INFO] [stdout]   --> src/filesystem.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Inode {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 39 |     pub inode_num: usize,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Inode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flags` is never read
[INFO] [stdout]   --> src/filesystem.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct OpenFile {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub flags: i32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpenFile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `list_dir` is never used
[INFO] [stdout]    --> src/filesystem.rs:275:12
[INFO] [stdout]     |
[INFO] [stdout]  84 | impl VirtualFileSystem {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 275 |     pub fn list_dir(&self, path: &str) -> Result<Vec<String>, &'static str> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file` is never used
[INFO] [stdout]    --> src/filesystem.rs:353:8
[INFO] [stdout]     |
[INFO] [stdout] 353 | pub fn create_file(path: &str) -> Result<(), &'static str> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_directory` is never used
[INFO] [stdout]    --> src/filesystem.rs:363:8
[INFO] [stdout]     |
[INFO] [stdout] 363 | pub fn list_directory(path: &str) -> Result<Vec<String>, &'static str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `has_data` is never used
[INFO] [stdout]   --> src/drivers/keyboard.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn has_data() -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_ticks` is never used
[INFO] [stdout]   --> src/drivers/timer.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_ticks() -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_uptime_ms` is never used
[INFO] [stdout]   --> src/drivers/timer.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn get_uptime_ms() -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_ms` is never used
[INFO] [stdout]   --> src/drivers/timer.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn sleep_ms(ms: usize) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/process.rs:240:38
[INFO] [stdout]     |
[INFO] [stdout] 240 |         spawn_process(test_process_1 as u64);
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 240 |         spawn_process(test_process_1 as *const () as u64);
[INFO] [stdout]     |                                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/process.rs:241:38
[INFO] [stdout]     |
[INFO] [stdout] 241 |         spawn_process(test_process_2 as u64);
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 241 |         spawn_process(test_process_2 as *const () as u64);
[INFO] [stdout]     |                                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/process.rs:249:32
[INFO] [stdout]     |
[INFO] [stdout] 249 |     spawn_process(init_process as u64);
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 249 |     spawn_process(init_process as *const () as u64);
[INFO] [stdout]     |                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/gdt.rs:15:59
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let stack_start = VirtAddr::from_ptr(unsafe { &STACK });
[INFO] [stdout]    |                                                           ^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let stack_start = VirtAddr::from_ptr(unsafe { &raw const STACK });
[INFO] [stdout]    |                                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcFvg6Jz/symbols.o" "<5 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libpic8259-352c7e99be4eb7cc,liblazy_static-e65dc84d06fadae0,libpc_keyboard-e6b08653400daf94,libspin-8367eaa6ccc41342,liblinked_list_allocator-aff68017be831743,libspinning_top-88329b75875a0247,liblock_api-ec0a520dc28c2410,libscopeguard-e8cce494a631202a,libbootloader-723edbb3b7cf3de7,libx86_64-a26b40a1818372d1,libvolatile-46c9e6b6675c076e,libbitflags-5dbe443a665b3fe4,libbit_field-6db2c19251079545,librustc_std_workspace_alloc-8c520f1c0e27d008}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcFvg6Jz/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rust_os_kernel-c544bde7d8fcd3d4" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at main.rs:25 (src/main.rs:25)
[INFO] [stdout]           >>>            /opt/rustwide/target/debug/deps/rust_os_kernel-c544bde7d8fcd3d4.rust_os_kernel.966c4bcbc5cfb5ab-cgu.3.rcgu.o:(.text._start+0x0)
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-os-kernel` (bin "rust-os-kernel") due to 1 previous error; 45 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7fc40e672a52823b1bc332c11ee94cb02476fe449c6260e03071803464ac681e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc40e672a52823b1bc332c11ee94cb02476fe449c6260e03071803464ac681e", kill_on_drop: false }`
[INFO] [stdout] 7fc40e672a52823b1bc332c11ee94cb02476fe449c6260e03071803464ac681e
