[INFO] cloning repository https://github.com/sonhs99/RustyOS [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sonhs99/RustyOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonhs99%2FRustyOS", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonhs99%2FRustyOS'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0221628755304f9b72e06bd0289c7acb88c40183 [INFO] checking sonhs99/RustyOS/0221628755304f9b72e06bd0289c7acb88c40183 against master#52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 for pr-127907 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonhs99%2FRustyOS" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sonhs99/RustyOS on toolchain 52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/sonhs99/RustyOS [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/sonhs99/RustyOS [INFO] tweaked toml for git repo https://github.com/sonhs99/RustyOS written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sonhs99/RustyOS 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" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: dependencies.futures-util.feature [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pic8259 v0.10.4 [INFO] [stderr] Downloaded x86_64 v0.14.10 [INFO] [stderr] Downloaded uart_16550 v0.2.18 [INFO] [stderr] Downloaded linked_list_allocator v0.10.5 [INFO] [stderr] Downloaded conquer-once v0.2.1 [INFO] [stderr] Downloaded conquer-util v0.2.0 [INFO] [stderr] Downloaded spinning_top v0.2.5 [INFO] [stderr] Downloaded bootloader v0.9.23 [INFO] [stderr] Downloaded pc-keyboard v0.5.1 [INFO] [stderr] Downloaded volatile v0.4.6 [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8349f4896afb994db22877aca39f313938294963e6cee2be6675aece48004706 [INFO] running `Command { std: "docker" "start" "-a" "8349f4896afb994db22877aca39f313938294963e6cee2be6675aece48004706", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8349f4896afb994db22877aca39f313938294963e6cee2be6675aece48004706", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8349f4896afb994db22877aca39f313938294963e6cee2be6675aece48004706", kill_on_drop: false }` [INFO] [stdout] 8349f4896afb994db22877aca39f313938294963e6cee2be6675aece48004706 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e21f6d4af008eaffe0707a802094d5c7352698b4166fb1e1df5f5d8a87f972a3 [INFO] running `Command { std: "docker" "start" "-a" "e21f6d4af008eaffe0707a802094d5c7352698b4166fb1e1df5f5d8a87f972a3", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: dependencies.futures-util.feature [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling rustversion v1.0.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking volatile v0.4.6 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking bit_field v0.10.2 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling bootloader v0.9.23 [INFO] [stderr] Checking conquer-util v0.2.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking pc-keyboard v0.5.1 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking conquer-once v0.2.1 [INFO] [stderr] Checking spinning_top v0.2.5 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking linked_list_allocator v0.10.5 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking x86_64 v0.14.10 [INFO] [stderr] Checking pic8259 v0.10.4 [INFO] [stderr] Checking uart_16550 v0.2.18 [INFO] [stderr] Checking RustyOS v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `iter::Enumerate` [INFO] [stdout] --> src/vga.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use core::{fmt, iter::Enumerate}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `mem::size_of` and `ptr::write_bytes` [INFO] [stdout] --> src/scheduler/mod.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use core::{mem::size_of, ptr::write_bytes}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iter::Enumerate` [INFO] [stdout] --> src/vga.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use core::{fmt, iter::Enumerate}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `mem::size_of` and `ptr::write_bytes` [INFO] [stdout] --> src/scheduler/mod.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use core::{mem::size_of, ptr::write_bytes}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unwinding panics are not supported without std [INFO] [stdout] | [INFO] [stdout] = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding [INFO] [stdout] = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/gdt.rs:21:59 [INFO] [stdout] | [INFO] [stdout] 21 | let stack_start = VirtAddr::from_ptr(unsafe { &STACK }); [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 21 | let stack_start = VirtAddr::from_ptr(unsafe { addr_of!(STACK) }); [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/gdt.rs:21:59 [INFO] [stdout] | [INFO] [stdout] 21 | let stack_start = VirtAddr::from_ptr(unsafe { &STACK }); [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 21 | let stack_start = VirtAddr::from_ptr(unsafe { addr_of!(STACK) }); [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `RustyOS` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `rusty_os` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `boot_loader` [INFO] [stdout] --> src/lib.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | fn test_kernel_main(boot_loader: &'static BootInfo) -> ! { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_boot_loader` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `RustyOS` (lib test) due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e21f6d4af008eaffe0707a802094d5c7352698b4166fb1e1df5f5d8a87f972a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e21f6d4af008eaffe0707a802094d5c7352698b4166fb1e1df5f5d8a87f972a3", kill_on_drop: false }` [INFO] [stdout] e21f6d4af008eaffe0707a802094d5c7352698b4166fb1e1df5f5d8a87f972a3