[INFO] cloning repository https://github.com/yotiosoft/blancos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yotiosoft/blancos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotiosoft%2Fblancos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotiosoft%2Fblancos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8168be0dc38bc24ac5e32f38e3a84fb273de1583 [INFO] checking yotiosoft/blancos against try#54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 for pr-153041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotiosoft%2Fblancos" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/yotiosoft/blancos [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/yotiosoft/blancos [INFO] tweaked toml for git repo https://github.com/yotiosoft/blancos written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/yotiosoft/blancos on toolchain 54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/yotiosoft/blancos 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" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pc-keyboard v0.7.0 [INFO] [stderr] Downloaded conquer-once v0.2.1 [INFO] [stderr] Downloaded bootloader v0.9.34 [INFO] [stderr] Downloaded linked_list_allocator v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bdc9c19441069de4ac0b945073ecf2d6f9849f091b76225576cf9d08026df658 [INFO] running `Command { std: "docker" "start" "-a" "bdc9c19441069de4ac0b945073ecf2d6f9849f091b76225576cf9d08026df658", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bdc9c19441069de4ac0b945073ecf2d6f9849f091b76225576cf9d08026df658", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdc9c19441069de4ac0b945073ecf2d6f9849f091b76225576cf9d08026df658", kill_on_drop: false }` [INFO] [stdout] bdc9c19441069de4ac0b945073ecf2d6f9849f091b76225576cf9d08026df658 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45a4a4cba6fb0ebc33cfc31f2af8f0c0ecd4eb901465eb8efa32c22f69c5fa22 [INFO] running `Command { std: "docker" "start" "-a" "45a4a4cba6fb0ebc33cfc31f2af8f0c0ecd4eb901465eb8efa32c22f69c5fa22", kill_on_drop: false }` [INFO] [stderr] Checking bit_field v0.10.3 [INFO] [stderr] Checking volatile v0.4.6 [INFO] [stderr] Compiling bootloader v0.9.34 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking conquer-util v0.2.0 [INFO] [stderr] Checking pc-keyboard v0.7.0 [INFO] [stderr] Checking spinning_top v0.2.5 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking conquer-once v0.2.1 [INFO] [stderr] Checking linked_list_allocator v0.9.1 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking x86_64 v0.14.13 [INFO] [stderr] Checking uart_16550 v0.2.19 [INFO] [stderr] Checking pic8259 v0.10.4 [INFO] [stderr] Checking ferrios v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `print` [INFO] [stdout] --> src/interrupts.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::{print, println}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::libbackend::test` [INFO] [stdout] --> src/console/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::libbackend::test; [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: unused import: `print` [INFO] [stdout] --> src/interrupts.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::{print, println}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::libbackend::test` [INFO] [stdout] --> src/console/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::libbackend::test; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `naked_functions` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(naked_functions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `naked_functions` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(naked_functions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `memory::active_level_4_table` is unsafe and requires unsafe block [INFO] [stdout] --> src/memory.rs:7:25 [INFO] [stdout] | [INFO] [stdout] 7 | let level_4_table = active_level_4_table(physical_memory_offset); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default [INFO] [stdout] --> src/memory.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub unsafe fn init(physical_memory_offset: VirtAddr) -> OffsetPageTable<'static> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `memory::active_level_4_table` is unsafe and requires unsafe block [INFO] [stdout] --> src/memory.rs:7:25 [INFO] [stdout] | [INFO] [stdout] 7 | let level_4_table = active_level_4_table(physical_memory_offset); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default [INFO] [stdout] --> src/memory.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub unsafe fn init(physical_memory_offset: VirtAddr) -> OffsetPageTable<'static> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `x86_64::structures::paging::OffsetPageTable::<'a>::new` is unsafe and requires unsafe block [INFO] [stdout] --> src/memory.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | OffsetPageTable::new(level_4_table, physical_memory_offset) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `x86_64::structures::paging::OffsetPageTable::<'a>::new` is unsafe and requires unsafe block [INFO] [stdout] --> src/memory.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | OffsetPageTable::new(level_4_table, physical_memory_offset) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block [INFO] [stdout] --> src/memory.rs:77:10 [INFO] [stdout] | [INFO] [stdout] 77 | &mut *page_table_str [INFO] [stdout] | ^^^^^^^^^^^^^^^ dereference of raw pointer [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: raw pointers may be null, dangling or unaligned; they can violate aliasing rules and cause data races: all of these are undefined behavior [INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default [INFO] [stdout] --> src/memory.rs:68:1 [INFO] [stdout] | [INFO] [stdout] 68 | unsafe fn active_level_4_table(physical_memory_offset: VirtAddr) -> &'static mut PageTable { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block [INFO] [stdout] --> src/memory.rs:77:10 [INFO] [stdout] | [INFO] [stdout] 77 | &mut *page_table_str [INFO] [stdout] | ^^^^^^^^^^^^^^^ dereference of raw pointer [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: raw pointers may be null, dangling or unaligned; they can violate aliasing rules and cause data races: all of these are undefined behavior [INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default [INFO] [stdout] --> src/memory.rs:68:1 [INFO] [stdout] | [INFO] [stdout] 68 | unsafe fn active_level_4_table(physical_memory_offset: VirtAddr) -> &'static mut PageTable { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `kernel_data_selector` is never read [INFO] [stdout] --> src/gdt.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct Selectors { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 36 | kernel_code_selector: SegmentSelector, [INFO] [stdout] 37 | kernel_data_selector: SegmentSelector, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: direct cast of function item into an integer [INFO] [stdout] --> src/thread/uprocess/uthread.rs:16:49 [INFO] [stdout] | [INFO] [stdout] 16 | thread.context.rip = ring3_entry_trampoline as u64; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(function_casts_as_integer)]` on by default [INFO] [stdout] help: first cast to a pointer `as *const ()` [INFO] [stdout] | [INFO] [stdout] 16 | thread.context.rip = ring3_entry_trampoline as *const () as u64; [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0133`. [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/libbackend/lock.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lock(&self) -> spin::MutexGuard { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lock(&self) -> spin::MutexGuard<'_, A> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ferrios` (lib test) due to 1 previous error; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0133`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "45a4a4cba6fb0ebc33cfc31f2af8f0c0ecd4eb901465eb8efa32c22f69c5fa22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45a4a4cba6fb0ebc33cfc31f2af8f0c0ecd4eb901465eb8efa32c22f69c5fa22", kill_on_drop: false }` [INFO] [stdout] 45a4a4cba6fb0ebc33cfc31f2af8f0c0ecd4eb901465eb8efa32c22f69c5fa22