[INFO] fetching crate rusty-hermit 0.3.48...
[INFO] checking rusty-hermit-0.3.48 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate rusty-hermit 0.3.48 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rusty-hermit 0.3.48 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking crates.io crate rusty-hermit 0.3.48
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rusty-hermit 0.3.48
[INFO] tweaked toml for crates.io crate rusty-hermit 0.3.48 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multiboot v0.6.0
[INFO] [stderr]   Downloaded x86 v0.36.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 344af4f76c13473944095eee26ed408b766da766165bcd74afeef75afd7d5ea6
[INFO] running `Command { std: "docker" "start" "-a" "344af4f76c13473944095eee26ed408b766da766165bcd74afeef75afd7d5ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344af4f76c13473944095eee26ed408b766da766165bcd74afeef75afd7d5ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344af4f76c13473944095eee26ed408b766da766165bcd74afeef75afd7d5ea6", kill_on_drop: false }`
[INFO] [stdout] 344af4f76c13473944095eee26ed408b766da766165bcd74afeef75afd7d5ea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f9f3fd60b53a5f08e002593b958fc8acfef73a469b9eb42cce767bd98b9da93
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f9f3fd60b53a5f08e002593b958fc8acfef73a469b9eb42cce767bd98b9da93", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling x86 v0.36.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling rusty-hermit v0.3.48 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking multiboot v0.6.0
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> build.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking raw-cpuid v9.0.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::alloc::Layout`
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | use alloc::alloc::Layout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::alloc::GlobalAlloc`
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | use core::alloc::GlobalAlloc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arch::percore::*`
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 | use arch::percore::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mm::allocator::LockedHeap`
[INFO] [stdout]   --> src/lib.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 | use mm::allocator::LockedHeap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cr0`, `cr0_write`, `cr0`, `cr4`
[INFO] [stdout]   --> src/arch/x86_64/kernel/mod.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use x86::controlregs::{cr0, cr0_write, cr4, Cr0};
[INFO] [stdout]    |                        ^^^  ^^^^^^^^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::kernel_message_buffer`
[INFO] [stdout]   --> src/arch/x86_64/kernel/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::kernel_message_buffer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ptr`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use core::ptr;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::x86::bits64::rflags`
[INFO] [stdout]   --> src/arch/x86_64/kernel/irq.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::x86::bits64::rflags;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `idt`
[INFO] [stdout]   --> src/arch/x86_64/kernel/processor.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::arch::x86_64::kernel::{idt, irq, pic, pit, BOOT_INFO};
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HugePageSize`, `LargePageSize`
[INFO] [stdout]   --> src/mm/mod.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     BasePageSize, HugePageSize, LargePageSize, PageSize, PageTableEntryFlags,
[INFO] [stdout]    |                   ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::arch::mm::physicalmem::total_memory_size`
[INFO] [stdout]   --> src/mm/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::arch::mm::physicalmem::total_memory_size;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::environment`
[INFO] [stdout]   --> src/mm/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::environment;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]   --> src/mm/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use core::mem;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::alloc::Layout`
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | use alloc::alloc::Layout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::alloc::GlobalAlloc`
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | use core::alloc::GlobalAlloc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arch::percore::*`
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 | use arch::percore::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mm::allocator::LockedHeap`
[INFO] [stdout]   --> src/lib.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 | use mm::allocator::LockedHeap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cr0`, `cr0_write`, `cr0`, `cr4`
[INFO] [stdout]   --> src/arch/x86_64/kernel/mod.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use x86::controlregs::{cr0, cr0_write, cr4, Cr0};
[INFO] [stdout]    |                        ^^^  ^^^^^^^^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::kernel_message_buffer`
[INFO] [stdout]   --> src/arch/x86_64/kernel/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::kernel_message_buffer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ptr`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use core::ptr;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::x86::bits64::rflags`
[INFO] [stdout]   --> src/arch/x86_64/kernel/irq.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::x86::bits64::rflags;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `idt`
[INFO] [stdout]   --> src/arch/x86_64/kernel/processor.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::arch::x86_64::kernel::{idt, irq, pic, pit, BOOT_INFO};
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/mm/test.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HugePageSize`, `LargePageSize`
[INFO] [stdout]   --> src/mm/mod.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     BasePageSize, HugePageSize, LargePageSize, PageSize, PageTableEntryFlags,
[INFO] [stdout]    |                   ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::arch::mm::physicalmem::total_memory_size`
[INFO] [stdout]   --> src/mm/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::arch::mm::physicalmem::total_memory_size;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::environment`
[INFO] [stdout]   --> src/mm/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::environment;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]   --> src/mm/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use core::mem;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/arch/x86_64/kernel/scheduler.rs:330:26
[INFO] [stdout]     |
[INFO] [stdout] 330 | extern "C" fn task_start(func: extern "C" fn(usize), arg: usize, user_stack: u64) {}
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg`
[INFO] [stdout]    --> src/arch/x86_64/kernel/scheduler.rs:330:54
[INFO] [stdout]     |
[INFO] [stdout] 330 | extern "C" fn task_start(func: extern "C" fn(usize), arg: usize, user_stack: u64) {}
[INFO] [stdout]     |                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_stack`
[INFO] [stdout]    --> src/arch/x86_64/kernel/scheduler.rs:330:66
[INFO] [stdout]     |
[INFO] [stdout] 330 | extern "C" fn task_start(func: extern "C" fn(usize), arg: usize, user_stack: u64) {}
[INFO] [stdout]     |                                                                  ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_stack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/arch/x86_64/kernel/acpi.rs:415:38
[INFO] [stdout]     |
[INFO] [stdout] 415 |     let x_dsdt_field_address = unsafe { &fadt_table.x_dsdt as *const _ as usize };
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/arch/x86_64/kernel/apic.rs:242:7
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         ioapic_record.address, IOAPIC_ADDRESS
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/arch/x86_64/kernel/scheduler.rs:330:26
[INFO] [stdout]     |
[INFO] [stdout] 330 | extern "C" fn task_start(func: extern "C" fn(usize), arg: usize, user_stack: u64) {}
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg`
[INFO] [stdout]    --> src/arch/x86_64/kernel/scheduler.rs:330:54
[INFO] [stdout]     |
[INFO] [stdout] 330 | extern "C" fn task_start(func: extern "C" fn(usize), arg: usize, user_stack: u64) {}
[INFO] [stdout]     |                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_stack`
[INFO] [stdout]    --> src/arch/x86_64/kernel/scheduler.rs:330:66
[INFO] [stdout]     |
[INFO] [stdout] 330 | extern "C" fn task_start(func: extern "C" fn(usize), arg: usize, user_stack: u64) {}
[INFO] [stdout]     |                                                                  ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_stack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/mm/freelist.rs:205:6
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let addr = freelist.allocate(0x1000, Some(0x2000));
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/arch/x86_64/kernel/acpi.rs:415:38
[INFO] [stdout]     |
[INFO] [stdout] 415 |     let x_dsdt_field_address = unsafe { &fadt_table.x_dsdt as *const _ as usize };
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/arch/x86_64/kernel/apic.rs:242:7
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         ioapic_record.address, IOAPIC_ADDRESS
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/arch/x86_64/kernel/acpi.rs:415:29
[INFO] [stdout]     |
[INFO] [stdout] 415 |     let x_dsdt_field_address = unsafe { &fadt_table.x_dsdt as *const _ as usize };
[INFO] [stdout]     |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]   --> src/logging.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `APIC_ICR_DELIVERY_MODE_INIT`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | const APIC_ICR_DELIVERY_MODE_INIT: u64 = 0x500;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `APIC_ICR_DELIVERY_MODE_STARTUP`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | const APIC_ICR_DELIVERY_MODE_STARTUP: u64 = 0x600;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `APIC_ICR_LEVEL_TRIGGERED`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | const APIC_ICR_LEVEL_TRIGGERED: u64 = 1 << 15;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SMP_BOOT_CODE_ADDRESS`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | const SMP_BOOT_CODE_ADDRESS: VirtAddr = VirtAddr(0x8000);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SMP_BOOT_CODE_OFFSET_PML4`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:82:1
[INFO] [stdout]    |
[INFO] [stdout] 82 | const SMP_BOOT_CODE_OFFSET_PML4: usize = 0x18;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SMP_BOOT_CODE_OFFSET_ENTRY`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:84:1
[INFO] [stdout]    |
[INFO] [stdout] 84 | const SMP_BOOT_CODE_OFFSET_ENTRY: usize = 0x08;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SMP_BOOT_CODE_OFFSET_BOOTINFO`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | const SMP_BOOT_CODE_OFFSET_BOOTINFO: usize = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `core_id`
[INFO] [stdout]   --> src/arch/x86_64/kernel/percore.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 22 |     core_id: PerCoreVariable<CoreId>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `SMP_BOOT_CODE`
[INFO] [stdout]   --> src/arch/x86_64/kernel/smp_boot_code.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / pub static SMP_BOOT_CODE: [u8; 231] = [
[INFO] [stdout] 2  | |     0xEB, 0x1E, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0xDE, 0xC0, 0xAD, 0xDE, 0x00, 0x00, 0x00, 0x00,
[INFO] [stdout] 3  | |     0xEF, 0xBE, 0xEF, 0xBE, 0x00, 0x00, 0x00, 0x00, 0xEF, 0xBE, 0xAD, 0xDE, 0x00, 0x00, 0x00, 0x00,
[INFO] [stdout] 4  | |     0xFA, 0x0F, 0x01, 0x16, 0x4C, 0x80, 0x0F, 0x20, 0xC0, 0x0C, 0x01, 0x0F, 0x22, 0xC0, 0x66, 0xEA,
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     0xFF, 0x24, 0x25, 0x08, 0x80, 0x00, 0x00,
[INFO] [stdout] 17 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BOOTINFO_MAGIC_NUMBER`
[INFO] [stdout]   --> src/arch/x86_64/kernel/mod.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | const BOOTINFO_MAGIC_NUMBER: u32 = 0xC0DE_CAFEu32;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `finish_processor_init`
[INFO] [stdout]    --> src/arch/x86_64/kernel/mod.rs:378:4
[INFO] [stdout]     |
[INFO] [stdout] 378 | fn finish_processor_init() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KMSG_SIZE`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const KMSG_SIZE: usize = 0x1000;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `KmsgSection`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct KmsgSection {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `KMSG`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / static mut KMSG: KmsgSection = KmsgSection {
[INFO] [stdout] 22 | |     buffer: CachePadded::new([0; KMSG_SIZE + 1]),
[INFO] [stdout] 23 | | };
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `BUFFER_INDEX`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | static BUFFER_INDEX: CachePadded<AtomicUsize> = CachePadded::new(AtomicUsize::new(0));
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_byte`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn write_byte(byte: u8) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `HEAP_START_ADDRESS`
[INFO] [stdout]   --> src/mm/mod.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | static mut HEAP_START_ADDRESS: VirtAddr = VirtAddr::zero();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `HEAP_END_ADDRESS`
[INFO] [stdout]   --> src/mm/mod.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | static mut HEAP_END_ADDRESS: VirtAddr = VirtAddr::zero();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `map_heap`
[INFO] [stdout]   --> src/mm/mod.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn map_heap<S: PageSize>(virt_addr: VirtAddr, size: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_information`
[INFO] [stdout]    --> src/mm/mod.rs:228:8
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub fn print_information() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/scheduler/task.rs:205:15
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub const fn new() -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/scheduler/task.rs:230:15
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub const fn new() -> PriorityTaskQueue {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_idle`
[INFO] [stdout]    --> src/scheduler/task.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |     pub fn new_idle(tid: TaskId, core_id: CoreId) -> Task {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/scheduler/task.rs:496:15
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub const fn new() -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/scheduler/mod.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_current_core`
[INFO] [stdout]    --> src/scheduler/mod.rs:566:8
[INFO] [stdout]     |
[INFO] [stdout] 566 | pub fn add_current_core() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]   --> src/syscalls/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `synch_all_cores`
[INFO] [stdout]    --> src/lib.rs:318:4
[INFO] [stdout]     |
[INFO] [stdout] 318 | fn synch_all_cores() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/arch/x86_64/kernel/acpi.rs:415:29
[INFO] [stdout]     |
[INFO] [stdout] 415 |     let x_dsdt_field_address = unsafe { &fadt_table.x_dsdt as *const _ as usize };
[INFO] [stdout]     |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/scheduler/mod.rs:531:6
[INFO] [stdout]     |
[INFO] [stdout] 531 |                     unsafe {
[INFO] [stdout]     |                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/scheduler/mod.rs:535:6
[INFO] [stdout]     |
[INFO] [stdout] 535 |                     unsafe {
[INFO] [stdout]     |                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]   --> src/logging.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `APIC_ICR_DELIVERY_MODE_INIT`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | const APIC_ICR_DELIVERY_MODE_INIT: u64 = 0x500;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `APIC_ICR_DELIVERY_MODE_STARTUP`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | const APIC_ICR_DELIVERY_MODE_STARTUP: u64 = 0x600;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `APIC_ICR_LEVEL_TRIGGERED`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | const APIC_ICR_LEVEL_TRIGGERED: u64 = 1 << 15;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SMP_BOOT_CODE_ADDRESS`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | const SMP_BOOT_CODE_ADDRESS: VirtAddr = VirtAddr(0x8000);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SMP_BOOT_CODE_OFFSET_PML4`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:82:1
[INFO] [stdout]    |
[INFO] [stdout] 82 | const SMP_BOOT_CODE_OFFSET_PML4: usize = 0x18;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SMP_BOOT_CODE_OFFSET_ENTRY`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:84:1
[INFO] [stdout]    |
[INFO] [stdout] 84 | const SMP_BOOT_CODE_OFFSET_ENTRY: usize = 0x08;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SMP_BOOT_CODE_OFFSET_BOOTINFO`
[INFO] [stdout]   --> src/arch/x86_64/kernel/apic.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | const SMP_BOOT_CODE_OFFSET_BOOTINFO: usize = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `core_id`
[INFO] [stdout]   --> src/arch/x86_64/kernel/percore.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 22 |     core_id: PerCoreVariable<CoreId>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `SMP_BOOT_CODE`
[INFO] [stdout]   --> src/arch/x86_64/kernel/smp_boot_code.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / pub static SMP_BOOT_CODE: [u8; 231] = [
[INFO] [stdout] 2  | |     0xEB, 0x1E, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0xDE, 0xC0, 0xAD, 0xDE, 0x00, 0x00, 0x00, 0x00,
[INFO] [stdout] 3  | |     0xEF, 0xBE, 0xEF, 0xBE, 0x00, 0x00, 0x00, 0x00, 0xEF, 0xBE, 0xAD, 0xDE, 0x00, 0x00, 0x00, 0x00,
[INFO] [stdout] 4  | |     0xFA, 0x0F, 0x01, 0x16, 0x4C, 0x80, 0x0F, 0x20, 0xC0, 0x0C, 0x01, 0x0F, 0x22, 0xC0, 0x66, 0xEA,
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     0xFF, 0x24, 0x25, 0x08, 0x80, 0x00, 0x00,
[INFO] [stdout] 17 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BOOTINFO_MAGIC_NUMBER`
[INFO] [stdout]   --> src/arch/x86_64/kernel/mod.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | const BOOTINFO_MAGIC_NUMBER: u32 = 0xC0DE_CAFEu32;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `finish_processor_init`
[INFO] [stdout]    --> src/arch/x86_64/kernel/mod.rs:378:4
[INFO] [stdout]     |
[INFO] [stdout] 378 | fn finish_processor_init() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KMSG_SIZE`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const KMSG_SIZE: usize = 0x1000;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `KmsgSection`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct KmsgSection {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `KMSG`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / static mut KMSG: KmsgSection = KmsgSection {
[INFO] [stdout] 22 | |     buffer: CachePadded::new([0; KMSG_SIZE + 1]),
[INFO] [stdout] 23 | | };
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `BUFFER_INDEX`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | static BUFFER_INDEX: CachePadded<AtomicUsize> = CachePadded::new(AtomicUsize::new(0));
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_byte`
[INFO] [stdout]   --> src/kernel_message_buffer.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn write_byte(byte: u8) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `HEAP_START_ADDRESS`
[INFO] [stdout]   --> src/mm/mod.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | static mut HEAP_START_ADDRESS: VirtAddr = VirtAddr::zero();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `HEAP_END_ADDRESS`
[INFO] [stdout]   --> src/mm/mod.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | static mut HEAP_END_ADDRESS: VirtAddr = VirtAddr::zero();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `map_heap`
[INFO] [stdout]   --> src/mm/mod.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn map_heap<S: PageSize>(virt_addr: VirtAddr, size: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_information`
[INFO] [stdout]    --> src/mm/mod.rs:228:8
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub fn print_information() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/scheduler/task.rs:205:15
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub const fn new() -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/scheduler/task.rs:230:15
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub const fn new() -> PriorityTaskQueue {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_idle`
[INFO] [stdout]    --> src/scheduler/task.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |     pub fn new_idle(tid: TaskId, core_id: CoreId) -> Task {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/scheduler/task.rs:496:15
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub const fn new() -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/scheduler/mod.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_current_core`
[INFO] [stdout]    --> src/scheduler/mod.rs:566:8
[INFO] [stdout]     |
[INFO] [stdout] 566 | pub fn add_current_core() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]   --> src/syscalls/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `synch_all_cores`
[INFO] [stdout]    --> src/lib.rs:318:4
[INFO] [stdout]     |
[INFO] [stdout] 318 | fn synch_all_cores() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `print`, `println`
[INFO] [stdout]   --> tests/basic_mem.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | use hermit::{print, println};
[INFO] [stdout]    |              ^^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> tests/basic_mem.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 ((size_of::<T>() as usize) * vec_size as usize),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_str`
[INFO] [stdout]    --> tests/common/mod.rs:230:15
[INFO] [stdout]     |
[INFO] [stdout] 230 | pub unsafe fn parse_str(s: *const u8) -> Result<String, ()> {
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `value_fence`
[INFO] [stdout]    --> tests/common/mod.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 281 | pub fn value_fence<T>(x: T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> tests/thread.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> tests/thread.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> tests/measure_startup_time.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn main(args: Vec<String>) -> Result<(), ()> {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> tests/basic_mem.rs:40:6
[INFO] [stdout]    |
[INFO] [stdout] 40 |     for i in 1..size_of::<T>() {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_case_runner`
[INFO] [stdout]    --> tests/common/mod.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 | pub fn test_case_runner(tests: &[&dyn Testable]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `value_fence`
[INFO] [stdout]    --> tests/common/mod.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 281 | pub fn value_fence<T>(x: T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> tests/measure_startup_time.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_str`
[INFO] [stdout]    --> tests/common/mod.rs:230:15
[INFO] [stdout]     |
[INFO] [stdout] 230 | pub unsafe fn parse_str(s: *const u8) -> Result<String, ()> {
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `value_fence`
[INFO] [stdout]    --> tests/common/mod.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 281 | pub fn value_fence<T>(x: T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_case_runner`
[INFO] [stdout]    --> tests/common/mod.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 | pub fn test_case_runner(tests: &[&dyn Testable]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `value_fence`
[INFO] [stdout]    --> tests/common/mod.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 281 | pub fn value_fence<T>(x: T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> tests/basic_print.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 53 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_str`
[INFO] [stdout]    --> tests/common/mod.rs:230:15
[INFO] [stdout]     |
[INFO] [stdout] 230 | pub unsafe fn parse_str(s: *const u8) -> Result<String, ()> {
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `value_fence`
[INFO] [stdout]    --> tests/common/mod.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 281 | pub fn value_fence<T>(x: T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 25.83s
[INFO] running `Command { std: "docker" "inspect" "6f9f3fd60b53a5f08e002593b958fc8acfef73a469b9eb42cce767bd98b9da93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9f3fd60b53a5f08e002593b958fc8acfef73a469b9eb42cce767bd98b9da93", kill_on_drop: false }`
[INFO] [stdout] 6f9f3fd60b53a5f08e002593b958fc8acfef73a469b9eb42cce767bd98b9da93