[INFO] cloning repository https://github.com/fanyingfx/rust-os-dev [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fanyingfx/rust-os-dev" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanyingfx%2Frust-os-dev", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanyingfx%2Frust-os-dev'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0c870f5ec5f6914da171ade01734946cf5dab460 [INFO] checking fanyingfx/rust-os-dev/0c870f5ec5f6914da171ade01734946cf5dab460 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanyingfx%2Frust-os-dev" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fanyingfx/rust-os-dev on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/fanyingfx/rust-os-dev [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/fanyingfx/rust-os-dev [INFO] tweaked toml for git repo https://github.com/fanyingfx/rust-os-dev written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fanyingfx/rust-os-dev 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bootloader v0.9.29 [INFO] [stderr] Downloaded pc-keyboard v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8774ff4116d8459c5cd93011fad05ddacbdf79cf9f74bfd11e970cf65c38a6ab [INFO] running `Command { std: "docker" "start" "-a" "8774ff4116d8459c5cd93011fad05ddacbdf79cf9f74bfd11e970cf65c38a6ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8774ff4116d8459c5cd93011fad05ddacbdf79cf9f74bfd11e970cf65c38a6ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8774ff4116d8459c5cd93011fad05ddacbdf79cf9f74bfd11e970cf65c38a6ab", kill_on_drop: false }` [INFO] [stdout] 8774ff4116d8459c5cd93011fad05ddacbdf79cf9f74bfd11e970cf65c38a6ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84c25a509c9fc9ebc79f388f6868a0fda94466fad8b39d5b207980c354f3b0ca [INFO] running `Command { std: "docker" "start" "-a" "84c25a509c9fc9ebc79f388f6868a0fda94466fad8b39d5b207980c354f3b0ca", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Compiling bootloader v0.9.29 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking bit_field v0.10.2 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking volatile v0.4.6 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking pc-keyboard v0.7.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking spinning_top v0.2.5 [INFO] [stderr] Checking x86_64 v0.14.12 [INFO] [stderr] Checking linked_list_allocator v0.9.1 [INFO] [stderr] Checking pic8259 v0.10.4 [INFO] [stderr] Checking uart_16550 v0.2.19 [INFO] [stderr] Checking blog_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `MemoryRegion` [INFO] [stdout] --> src/memory.rs:3:39 [INFO] [stdout] | [INFO] [stdout] 3 | use bootloader::bootinfo::{MemoryMap, MemoryRegion, MemoryRegionType}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Mapper` and `Page` [INFO] [stdout] --> src/memory.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | FrameAllocator, Mapper, OffsetPageTable, Page, PhysFrame, Size4KiB, [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bump::BumpAllocator` [INFO] [stdout] --> src/allocator.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bump::BumpAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linked_list::LinkedListAllocator` [INFO] [stdout] --> src/allocator.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use linked_list::LinkedListAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::println` [INFO] [stdout] --> src/allocator/linked_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::println; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bootloader::BootInfo` [INFO] [stdout] --> src/lib.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | use bootloader::BootInfo; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0-nightly and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MemoryRegion` [INFO] [stdout] --> src/memory.rs:3:39 [INFO] [stdout] | [INFO] [stdout] 3 | use bootloader::bootinfo::{MemoryMap, MemoryRegion, MemoryRegionType}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Mapper` and `Page` [INFO] [stdout] --> src/memory.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | FrameAllocator, Mapper, OffsetPageTable, Page, PhysFrame, Size4KiB, [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bump::BumpAllocator` [INFO] [stdout] --> src/allocator.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bump::BumpAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linked_list::LinkedListAllocator` [INFO] [stdout] --> src/allocator.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use linked_list::LinkedListAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::println` [INFO] [stdout] --> src/allocator/linked_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::println; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bootloader::BootInfo` [INFO] [stdout] --> src/lib.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | use bootloader::BootInfo; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MemoryRegion` [INFO] [stdout] --> src/memory.rs:3:39 [INFO] [stdout] | [INFO] [stdout] 3 | use bootloader::bootinfo::{MemoryMap, MemoryRegion, MemoryRegionType}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Mapper` and `Page` [INFO] [stdout] --> src/memory.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | FrameAllocator, Mapper, OffsetPageTable, Page, PhysFrame, Size4KiB, [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bump::BumpAllocator` [INFO] [stdout] --> src/allocator.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bump::BumpAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linked_list::LinkedListAllocator` [INFO] [stdout] --> src/allocator.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use linked_list::LinkedListAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::println` [INFO] [stdout] --> src/allocator/linked_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::println; [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: the feature `const_mut_refs` has been stable since 1.83.0-nightly and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0-nightly and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layout` [INFO] [stdout] --> src/allocator.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 51 | unsafe fn alloc(&self, layout: Layout) -> *mut u8 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ptr` [INFO] [stdout] --> src/allocator.rs:55:30 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layout` [INFO] [stdout] --> src/allocator.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layout` [INFO] [stdout] --> src/allocator.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 51 | unsafe fn alloc(&self, layout: Layout) -> *mut u8 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ptr` [INFO] [stdout] --> src/allocator.rs:55:30 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layout` [INFO] [stdout] --> src/allocator.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Mapper`, `PageTableFlags`, `PageTable`, and `Page` [INFO] [stdout] --> src/main.rs:16:34 [INFO] [stdout] | [INFO] [stdout] 16 | use x86_64::structures::paging::{Mapper, Page, PageTable, PageTableFlags}; [INFO] [stdout] | ^^^^^^ ^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `structures::paging::Translate` [INFO] [stdout] --> src/main.rs:21:18 [INFO] [stdout] | [INFO] [stdout] 21 | use x86_64::{structures::paging::Translate, VirtAddr}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layout` [INFO] [stdout] --> src/allocator.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 51 | unsafe fn alloc(&self, layout: Layout) -> *mut u8 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ptr` [INFO] [stdout] --> src/allocator.rs:55:30 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layout` [INFO] [stdout] --> src/allocator.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blog_os` (lib test) due to 2 previous errors; 9 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "84c25a509c9fc9ebc79f388f6868a0fda94466fad8b39d5b207980c354f3b0ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84c25a509c9fc9ebc79f388f6868a0fda94466fad8b39d5b207980c354f3b0ca", kill_on_drop: false }` [INFO] [stdout] 84c25a509c9fc9ebc79f388f6868a0fda94466fad8b39d5b207980c354f3b0ca