[INFO] fetching crate rusty-hermit 0.3.51...
[INFO] checking rusty-hermit-0.3.51 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate rusty-hermit 0.3.51 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rusty-hermit 0.3.51 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rusty-hermit 0.3.51
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rusty-hermit 0.3.51
[INFO] tweaked toml for crates.io crate rusty-hermit 0.3.51 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multiboot v0.6.0
[INFO] [stderr]   Downloaded raw-cpuid v9.1.1
[INFO] [stderr]   Downloaded x86 v0.40.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 321fe164f8e62c99533a5b5be5a683c6b3c471935af4236443e128488de57d18
[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" "321fe164f8e62c99533a5b5be5a683c6b3c471935af4236443e128488de57d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "321fe164f8e62c99533a5b5be5a683c6b3c471935af4236443e128488de57d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321fe164f8e62c99533a5b5be5a683c6b3c471935af4236443e128488de57d18", kill_on_drop: false }`
[INFO] [stdout] 321fe164f8e62c99533a5b5be5a683c6b3c471935af4236443e128488de57d18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffe54cfb37cf8f409e838679871a7140854472c85ae2ab1bdb1027a0dc6733b1
[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" "ffe54cfb37cf8f409e838679871a7140854472c85ae2ab1bdb1027a0dc6733b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling x86 v0.40.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking bit_field v0.10.1
[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-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking raw-cpuid v9.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking multiboot v0.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking rusty-hermit v0.3.51 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::kernel::pre_init`
[INFO] [stdout]  --> src/arch/x86_64/kernel/start.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     kernel::{pre_init, scheduler::TaskStacks, BootInfo},
[INFO] [stdout]   |              ^^^^^^^^ no `pre_init` in `arch::x86_64::kernel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[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:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | use alloc::alloc::Layout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::alloc::GlobalAlloc`
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | use core::alloc::GlobalAlloc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arch::percore::*`
[INFO] [stdout]   --> src/lib.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | use arch::percore::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mm::allocator::LockedHeap`
[INFO] [stdout]   --> src/lib.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | 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:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use core::ptr;
[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 import: `alloc::prelude::v1::Box`
[INFO] [stdout]  --> src/syscalls/interfaces/uhyve.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alloc::prelude::v1::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]  --> src/syscalls/interfaces/uhyve.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use core::mem;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[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:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | use alloc::alloc::Layout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::alloc::GlobalAlloc`
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | use core::alloc::GlobalAlloc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arch::percore::*`
[INFO] [stdout]   --> src/lib.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | use arch::percore::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mm::allocator::LockedHeap`
[INFO] [stdout]   --> src/lib.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | 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:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use core::ptr;
[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 import: `alloc::prelude::v1::Box`
[INFO] [stdout]  --> src/syscalls/interfaces/uhyve.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alloc::prelude::v1::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]  --> src/syscalls/interfaces/uhyve.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use core::mem;
[INFO] [stdout]    |     ^^^^^^^^^
[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]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-hermit`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [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:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | 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:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | 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:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | 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:80:1
[INFO] [stdout]    |
[INFO] [stdout] 80 | 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:83:1
[INFO] [stdout]    |
[INFO] [stdout] 83 | 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:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | 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:87:1
[INFO] [stdout]    |
[INFO] [stdout] 87 | 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:23:2
[INFO] [stdout]    |
[INFO] [stdout] 23 |     core_id: PerCoreVariable<CoreId>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `task_entry`
[INFO] [stdout]    --> src/arch/x86_64/kernel/scheduler.rs:359:15
[INFO] [stdout]     |
[INFO] [stdout] 359 | extern "C" fn task_entry(func: extern "C" fn(usize), arg: usize) -> ! {
[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:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / pub static SMP_BOOT_CODE: [u8; 231] = [
[INFO] [stdout] 4  | |     0xEB, 0x1E, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0xDE, 0xC0, 0xAD, 0xDE, 0x00, 0x00, 0x00, 0x00,
[INFO] [stdout] 5  | |     0xEF, 0xBE, 0xEF, 0xBE, 0x00, 0x00, 0x00, 0x00, 0xEF, 0xBE, 0xAD, 0xDE, 0x00, 0x00, 0x00, 0x00,
[INFO] [stdout] 6  | |     0xFA, 0x0F, 0x01, 0x16, 0x4C, 0x80, 0x0F, 0x20, 0xC0, 0x0C, 0x01, 0x0F, 0x22, 0xC0, 0x66, 0xEA,
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     0xFF, 0x24, 0x25, 0x08, 0x80, 0x00, 0x00,
[INFO] [stdout] 19 | | ];
[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:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | 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:412:4
[INFO] [stdout]     |
[INFO] [stdout] 412 | 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: constant is never used: `NORMAL_PRIO`
[INFO] [stdout]   --> src/scheduler/task.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub const NORMAL_PRIO: Priority = Priority::from(2);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/scheduler/task.rs:217:15
[INFO] [stdout]     |
[INFO] [stdout] 217 |     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:242:15
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub const fn new() -> PriorityTaskQueue {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `QUEUE_HEAD`
[INFO] [stdout]    --> src/scheduler/task.rs:243:3
[INFO] [stdout]     |
[INFO] [stdout] 243 |         const QUEUE_HEAD: QueueHead = QueueHead::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_idle`
[INFO] [stdout]    --> src/scheduler/task.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 404 |     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:469:15
[INFO] [stdout]     |
[INFO] [stdout] 469 |     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:563:8
[INFO] [stdout]     |
[INFO] [stdout] 563 | pub fn add_current_core() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UHYVE_PORT_CMDSIZE`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | const UHYVE_PORT_CMDSIZE: u16 = 0x740;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UHYVE_PORT_CMDVAL`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | const UHYVE_PORT_CMDVAL: u16 = 0x780;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_ARGC_ENVC`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | const MAX_ARGC_ENVC: usize = 128;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SysCmdsize`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct SysCmdsize {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn new() -> SysCmdsize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SysCmdval`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct SysCmdval {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/syscalls/interfaces/uhyve.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn new(argv: VirtAddr, envp: VirtAddr) -> SysCmdval {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]   --> src/syscalls/mod.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `synch_all_cores`
[INFO] [stdout]    --> src/lib.rs:302:4
[INFO] [stdout]     |
[INFO] [stdout] 302 | fn synch_all_cores() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 57 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ffe54cfb37cf8f409e838679871a7140854472c85ae2ab1bdb1027a0dc6733b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe54cfb37cf8f409e838679871a7140854472c85ae2ab1bdb1027a0dc6733b1", kill_on_drop: false }`
[INFO] [stdout] ffe54cfb37cf8f409e838679871a7140854472c85ae2ab1bdb1027a0dc6733b1