[INFO] cloning repository https://github.com/0xffset/OS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xffset/OS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xffset%2FOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xffset%2FOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38b4c0bedaf329845978493209e616e95915d5b4
[INFO] checking 0xffset/OS against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xffset%2FOS" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0xffset/OS on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/0xffset/OS
[INFO] finished tweaking git repo https://github.com/0xffset/OS
[INFO] tweaked toml for git repo https://github.com/0xffset/OS written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/0xffset/OS 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/internal_utils/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/rost-lib/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/drivers/vga/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/test_framework/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/kernel/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/drivers/ata/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bootloader v0.10.12
[INFO] [stderr]   Downloaded locate-cargo-manifest v0.2.2
[INFO] [stderr]   Downloaded runner-utils v0.0.2
[INFO] [stderr]   Downloaded bootloader-locator v0.0.4
[INFO] [stderr]   Downloaded tinytga v0.4.1
[INFO] [stderr]   Downloaded noto-sans-mono-bitmap v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df9f9136a7f3e56a87bd024fec8e2284b2fc5ab40fe569983b055c40903ef229
[INFO] running `Command { std: "docker" "start" "-a" "df9f9136a7f3e56a87bd024fec8e2284b2fc5ab40fe569983b055c40903ef229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df9f9136a7f3e56a87bd024fec8e2284b2fc5ab40fe569983b055c40903ef229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9f9136a7f3e56a87bd024fec8e2284b2fc5ab40fe569983b055c40903ef229", kill_on_drop: false }`
[INFO] [stdout] df9f9136a7f3e56a87bd024fec8e2284b2fc5ab40fe569983b055c40903ef229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c0e5ff309de70c40500ca1ad7b4786cb14fb76d4f492c5df5c10f7ebb972b09
[INFO] running `Command { std: "docker" "start" "-a" "7c0e5ff309de70c40500ca1ad7b4786cb14fb76d4f492c5df5c10f7ebb972b09", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/drivers/ata/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/test_framework/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/drivers/vga/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/kernel/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/internal_utils/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/rost-lib/Cargo.toml: the cargo feature `workspace-inheritance` has been stabilized in the 1.64 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#workspace-inheritance for more information about using this feature.
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking volatile v0.4.5
[INFO] [stderr]    Compiling bootloader v0.10.12
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking spinning_top v0.2.4
[INFO] [stderr]     Checking linked_list_allocator v0.9.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking noto-sans-mono-bitmap v0.1.5
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking x86_64 v0.14.9
[INFO] [stderr]     Checking locate-cargo-manifest v0.2.2
[INFO] [stderr]     Checking bootloader-locator v0.0.4
[INFO] [stderr]     Checking embedded-graphics-core v0.3.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking uart_16550 v0.2.18
[INFO] [stderr]     Checking pic8259 v0.10.2
[INFO] [stderr]     Checking embedded-graphics v0.7.1
[INFO] [stderr]     Checking internal_utils v0.1.0 (/opt/rustwide/workdir/internal_utils)
[INFO] [stderr]     Checking test_framework v0.1.0 (/opt/rustwide/workdir/test_framework)
[INFO] [stderr]     Checking kernel v0.1.0 (/opt/rustwide/workdir/kernel)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> kernel/src/init.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | extern "C" fn test_syscall(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> kernel/src/init.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 | extern "C" fn test_syscall(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> kernel/src/init.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern "C" fn test_syscall2(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> kernel/src/init.rs:40:37
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern "C" fn test_syscall2(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> kernel/src/init.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | extern "C" fn test_syscall(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> kernel/src/init.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 | extern "C" fn test_syscall(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> kernel/src/init.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern "C" fn test_syscall2(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> kernel/src/init.rs:40:37
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern "C" fn test_syscall2(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calling_thread`
[INFO] [stdout]   --> kernel/src/syscalls/system_call.rs:17:52
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern "C" fn fail_syscall(_arg1: u64, _arg2: u64, calling_thread: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_calling_thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calling_thread`
[INFO] [stdout]   --> kernel/src/syscalls/system_call.rs:17:52
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern "C" fn fail_syscall(_arg1: u64, _arg2: u64, calling_thread: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_calling_thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> kernel/src/init.rs:30:52
[INFO] [stdout]    |
[INFO] [stdout] 30 | extern "C" fn test_syscall(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> kernel/src/init.rs:40:53
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern "C" fn test_syscall2(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> kernel/src/syscalls/system_call.rs:17:68
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern "C" fn fail_syscall(_arg1: u64, _arg2: u64, calling_thread: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> kernel/src/init.rs:30:52
[INFO] [stdout]    |
[INFO] [stdout] 30 | extern "C" fn test_syscall(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> kernel/src/init.rs:40:53
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern "C" fn test_syscall2(a: u64, b: u64, caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> kernel/src/syscalls/system_call.rs:17:68
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern "C" fn fail_syscall(_arg1: u64, _arg2: u64, calling_thread: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ata v0.1.0 (/opt/rustwide/workdir/drivers/ata)
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Arc<Mutex<dyn FullFrameAllocator>>`, which is not FFI-safe
[INFO] [stdout]   --> drivers/ata/src/lib.rs:32:45
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub extern "C" fn driver_init(_kernel_info: KernelInformation) -> Driver {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Arc<Mutex<dyn FullFrameAllocator>>`, which is not FFI-safe
[INFO] [stdout]   --> drivers/ata/src/lib.rs:32:45
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub extern "C" fn driver_init(_kernel_info: KernelInformation) -> Driver {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rost-lib v0.1.0 (/opt/rustwide/workdir/rost-lib)
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> rost-lib/src/thread_utils.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     caller: Rc<RefCell<Thread>>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> rost-lib/src/thread_utils.rs:22:72
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) extern "C" fn handler_thread_yield(_: u64, _: u64, _caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> rost-lib/src/thread_utils.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |     caller: Rc<RefCell<Thread>>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> rost-lib/src/thread_utils.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     caller: Rc<RefCell<Thread>>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> rost-lib/src/thread_utils.rs:22:72
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) extern "C" fn handler_thread_yield(_: u64, _: u64, _caller: Rc<RefCell<Thread>>) -> u64 {
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Rc<RefCell<Thread>>`, which is not FFI-safe
[INFO] [stdout]   --> rost-lib/src/thread_utils.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |     caller: Rc<RefCell<Thread>>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking tinytga v0.4.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking runner-utils v0.0.2
[INFO] [stderr]     Checking boot v0.1.0 (/opt/rustwide/workdir/boot)
[INFO] [stderr] error: could not compile `noto-sans-mono-bitmap` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/bin/rustc --crate-name noto_sans_mono_bitmap --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/noto-sans-mono-bitmap-0.1.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="all"' --cfg 'feature="bold"' --cfg 'feature="default"' --cfg 'feature="light"' --cfg 'feature="regular"' --cfg 'feature="size_14"' --cfg 'feature="size_16"' --cfg 'feature="size_18"' --cfg 'feature="size_20"' --cfg 'feature="size_22"' --cfg 'feature="size_24"' --cfg 'feature="size_32"' --cfg 'feature="size_64"' -C metadata=c04df0a1b65aafc2 -C extra-filename=-c04df0a1b65aafc2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7c0e5ff309de70c40500ca1ad7b4786cb14fb76d4f492c5df5c10f7ebb972b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0e5ff309de70c40500ca1ad7b4786cb14fb76d4f492c5df5c10f7ebb972b09", kill_on_drop: false }`
[INFO] [stdout] 7c0e5ff309de70c40500ca1ad7b4786cb14fb76d4f492c5df5c10f7ebb972b09
