[INFO] cloning repository https://github.com/xiaoniuhululu/rust_milk_tea_os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiaoniuhululu/rust_milk_tea_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoniuhululu%2Frust_milk_tea_os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoniuhululu%2Frust_milk_tea_os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7abe0d5b481963b851d6694b39825cfc29290b7c [INFO] checking xiaoniuhululu/rust_milk_tea_os/7abe0d5b481963b851d6694b39825cfc29290b7c against master#80b898258da78fdd1262438126aa0cf90e395f0c for pr-149195-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoniuhululu%2Frust_milk_tea_os" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/xiaoniuhululu/rust_milk_tea_os [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/xiaoniuhululu/rust_milk_tea_os [INFO] tweaked toml for git repo https://github.com/xiaoniuhululu/rust_milk_tea_os written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/xiaoniuhululu/rust_milk_tea_os on toolchain 80b898258da78fdd1262438126aa0cf90e395f0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80b898258da78fdd1262438126aa0cf90e395f0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/xiaoniuhululu/rust_milk_tea_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" "+80b898258da78fdd1262438126aa0cf90e395f0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 29 packages to latest compatible versions [INFO] [stderr] Adding autocfg v1.5.0 [INFO] [stderr] Adding bit_field v0.10.3 [INFO] [stderr] Adding bitflags v1.3.2 [INFO] [stderr] Adding bitflags v2.10.0 [INFO] [stderr] Adding cfg-if v0.1.10 [INFO] [stderr] Adding conquer-once v0.2.1 (available: v0.4.0) [INFO] [stderr] Adding conquer-util v0.2.0 [INFO] [stderr] Adding crossbeam-queue v0.2.3 (available: v0.3.12) [INFO] [stderr] Adding crossbeam-utils v0.7.2 [INFO] [stderr] Adding futures-core v0.3.31 [INFO] [stderr] Adding futures-task v0.3.31 [INFO] [stderr] Adding futures-util v0.3.31 [INFO] [stderr] Adding lazy_static v1.5.0 [INFO] [stderr] Adding linked_list_allocator v0.9.1 (available: v0.10.5) [INFO] [stderr] Adding lock_api v0.4.14 [INFO] [stderr] Adding maybe-uninit v2.0.0 [INFO] [stderr] Adding pc-keyboard v0.7.0 (available: v0.8.0) [INFO] [stderr] Adding pic8259 v0.10.4 (available: v0.11.0) [INFO] [stderr] Adding pin-project-lite v0.2.16 [INFO] [stderr] Adding pin-utils v0.1.0 [INFO] [stderr] Adding rustversion v1.0.22 [INFO] [stderr] Adding scopeguard v1.2.0 [INFO] [stderr] Adding spin v0.5.2 (available: v0.10.0) [INFO] [stderr] Adding spin v0.9.8 [INFO] [stderr] Adding spinning_top v0.2.5 [INFO] [stderr] Adding uart_16550 v0.2.19 (available: v0.4.0) [INFO] [stderr] Adding volatile v0.2.7 (available: v0.6.1) [INFO] [stderr] Adding volatile v0.4.6 [INFO] [stderr] Adding x86_64 v0.14.13 (available: v0.15.4) [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded uart_16550 v0.2.19 [INFO] [stderr] Downloaded pic8259 v0.10.4 [INFO] [stderr] Downloaded linked_list_allocator v0.9.1 [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] [stderr] Downloaded conquer-once v0.2.1 [INFO] [stderr] Downloaded conquer-util v0.2.0 [INFO] [stderr] Downloaded x86_64 v0.14.13 [INFO] [stderr] Downloaded pc-keyboard v0.7.0 [INFO] [stderr] Downloaded bootloader v0.9.29 [INFO] [stderr] Downloaded spinning_top v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+80b898258da78fdd1262438126aa0cf90e395f0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c4f7adb48a9d4adb54ae46441d8aa64d3cb9f89328c7fe66bd9ff7aa7636d81 [INFO] running `Command { std: "docker" "start" "-a" "4c4f7adb48a9d4adb54ae46441d8aa64d3cb9f89328c7fe66bd9ff7aa7636d81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c4f7adb48a9d4adb54ae46441d8aa64d3cb9f89328c7fe66bd9ff7aa7636d81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c4f7adb48a9d4adb54ae46441d8aa64d3cb9f89328c7fe66bd9ff7aa7636d81", kill_on_drop: false }` [INFO] [stdout] 4c4f7adb48a9d4adb54ae46441d8aa64d3cb9f89328c7fe66bd9ff7aa7636d81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+80b898258da78fdd1262438126aa0cf90e395f0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 532e8da2789d7af0664d595bfb4bb54234c0096a2ad9a4ad50bcb30f28b428ec [INFO] running `Command { std: "docker" "start" "-a" "532e8da2789d7af0664d595bfb4bb54234c0096a2ad9a4ad50bcb30f28b428ec", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking volatile v0.4.6 [INFO] [stderr] Checking bit_field v0.10.3 [INFO] [stderr] Compiling bootloader v0.9.29 [INFO] [stderr] Checking conquer-util v0.2.0 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking pc-keyboard v0.7.0 [INFO] [stderr] Checking spinning_top v0.2.5 [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 crossbeam-queue v0.2.3 [INFO] [stderr] Checking uart_16550 v0.2.19 [INFO] [stderr] Checking pic8259 v0.10.4 [INFO] [stderr] Checking rust_milk_tea_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [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 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/gdt.rs:22:50 [INFO] [stdout] | [INFO] [stdout] 22 | let stack_start = VirtAddr::from_ptr(unsafe { addr_of!(STACK) });//此处不安全 [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/allocator.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | 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] 96 | pub fn lock(&self) -> spin::MutexGuard<'_, A> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/gdt.rs:22:50 [INFO] [stdout] | [INFO] [stdout] 22 | let stack_start = VirtAddr::from_ptr(unsafe { addr_of!(STACK) });//此处不安全 [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [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] [stderr] error: could not compile `rust_milk_tea_os` (test "basic_boot") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] 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] 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] [stderr] error: could not compile `rust_milk_tea_os` (bin "rust_milk_tea_os") due to 1 previous error [INFO] [stderr] error: could not compile `rust_milk_tea_os` (test "stack_overflow") due to 1 previous error [INFO] [stderr] error: could not compile `rust_milk_tea_os` (test "should_panic") due to 1 previous error [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] 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: unreachable statement [INFO] [stdout] --> src/main.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 123 | executor.run(); [INFO] [stdout] | -------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 126 | test_main(); [INFO] [stdout] | ^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_milk_tea_os` (lib test) due to 1 previous error; 2 warnings emitted [INFO] [stderr] error: could not compile `rust_milk_tea_os` (test "heap_allocation") due to 1 previous error [INFO] [stderr] error: could not compile `rust_milk_tea_os` (bin "rust_milk_tea_os" test) due to 1 previous error; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "532e8da2789d7af0664d595bfb4bb54234c0096a2ad9a4ad50bcb30f28b428ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "532e8da2789d7af0664d595bfb4bb54234c0096a2ad9a4ad50bcb30f28b428ec", kill_on_drop: false }` [INFO] [stdout] 532e8da2789d7af0664d595bfb4bb54234c0096a2ad9a4ad50bcb30f28b428ec