[INFO] cloning repository https://github.com/mazi233/blog_os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mazi233/blog_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazi233%2Fblog_os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazi233%2Fblog_os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 541cbcdcea98dfc7b28f1906733b7a89f6c0afc4 [INFO] checking mazi233/blog_os against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazi233%2Fblog_os" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/mazi233/blog_os [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/mazi233/blog_os [INFO] tweaked toml for git repo https://github.com/mazi233/blog_os written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mazi233/blog_os on toolchain ddcf048784667508cd676fef4667f88ae15628a3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mazi233/blog_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" "+ddcf048784667508cd676fef4667f88ae15628a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking mazi233/blog_os against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazi233%2Fblog_os" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/mazi233/blog_os [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/mazi233/blog_os [INFO] tweaked toml for git repo https://github.com/mazi233/blog_os written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mazi233/blog_os on toolchain ddcf048784667508cd676fef4667f88ae15628a3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mazi233/blog_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" "+ddcf048784667508cd676fef4667f88ae15628a3" "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 pic8259 v0.10.2 [INFO] [stderr] Downloaded linked_list_allocator v0.9.1 [INFO] [stderr] Downloaded bit_field v0.10.1 [INFO] [stderr] Downloaded pc-keyboard v0.5.1 [INFO] [stderr] Downloaded uart_16550 v0.2.16 [INFO] [stderr] Downloaded x86_64 v0.14.7 [INFO] [stderr] Downloaded spinning_top v0.2.4 [INFO] [stderr] Downloaded bootloader v0.9.21 [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] [stderr] Downloaded volatile v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b00f7bc4da980f1481304f2ba5a8d4866405a590487431d9e699eeaf30b3c5bd [INFO] running `Command { std: "docker" "start" "-a" "b00f7bc4da980f1481304f2ba5a8d4866405a590487431d9e699eeaf30b3c5bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b00f7bc4da980f1481304f2ba5a8d4866405a590487431d9e699eeaf30b3c5bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b00f7bc4da980f1481304f2ba5a8d4866405a590487431d9e699eeaf30b3c5bd", kill_on_drop: false }` [INFO] [stdout] b00f7bc4da980f1481304f2ba5a8d4866405a590487431d9e699eeaf30b3c5bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0e1c13eec2fb696babbd5eda5a35f5ae53a1b6dc705030a6028942aa70ebf72 [INFO] running `Command { std: "docker" "start" "-a" "a0e1c13eec2fb696babbd5eda5a35f5ae53a1b6dc705030a6028942aa70ebf72", kill_on_drop: false }` [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling x86_64 v0.14.7 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking volatile v0.4.5 [INFO] [stderr] Compiling bootloader v0.9.21 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking pc-keyboard v0.5.1 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking spinning_top v0.2.4 [INFO] [stderr] Checking linked_list_allocator v0.9.1 [INFO] [stderr] Checking uart_16550 v0.2.16 [INFO] [stderr] Checking pic8259 v0.10.2 [INFO] [stderr] Checking blog_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Mapper` and `Page` [INFO] [stdout] --> src/memory.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Page, [INFO] [stdout] | ^^^^ [INFO] [stdout] 6 | PhysFrame, [INFO] [stdout] 7 | Mapper, [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 imports: `GlobalAlloc` and `Layout` [INFO] [stdout] --> src/allocator.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::alloc::{GlobalAlloc, Layout}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ptr::null_mut` [INFO] [stdout] --> src/allocator.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::ptr::null_mut; [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 imports: `Mapper` and `Page` [INFO] [stdout] --> src/memory.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Page, [INFO] [stdout] | ^^^^ [INFO] [stdout] 6 | PhysFrame, [INFO] [stdout] 7 | Mapper, [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 imports: `GlobalAlloc` and `Layout` [INFO] [stdout] --> src/allocator.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::alloc::{GlobalAlloc, Layout}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ptr::null_mut` [INFO] [stdout] --> src/allocator.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::ptr::null_mut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `x86_64::instructions::segmentation::set_cs`: use `CS::set_reg()` instead [INFO] [stdout] --> src/gdt.rs:43:3 [INFO] [stdout] | [INFO] [stdout] 43 | set_cs(GDT.1.code_selector); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `x86_64::instructions::segmentation::set_cs`: use `CS::set_reg()` instead [INFO] [stdout] --> src/gdt.rs:38:42 [INFO] [stdout] | [INFO] [stdout] 38 | use x86_64::instructions::segmentation::set_cs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `x86_64::instructions::segmentation::set_cs`: use `CS::set_reg()` instead [INFO] [stdout] --> src/gdt.rs:43:3 [INFO] [stdout] | [INFO] [stdout] 43 | set_cs(GDT.1.code_selector); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `x86_64::instructions::segmentation::set_cs`: use `CS::set_reg()` instead [INFO] [stdout] --> src/gdt.rs:38:42 [INFO] [stdout] | [INFO] [stdout] 38 | use x86_64::instructions::segmentation::set_cs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blog_os` (lib test) due to 1 previous error; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/gdt.rs:20:49 [INFO] [stdout] | [INFO] [stdout] 20 | let stack_start = VirtAddr::from_ptr(unsafe {&STASK}); [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 20 | let stack_start = VirtAddr::from_ptr(unsafe {&raw const STASK}); [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a0e1c13eec2fb696babbd5eda5a35f5ae53a1b6dc705030a6028942aa70ebf72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0e1c13eec2fb696babbd5eda5a35f5ae53a1b6dc705030a6028942aa70ebf72", kill_on_drop: false }` [INFO] [stdout] a0e1c13eec2fb696babbd5eda5a35f5ae53a1b6dc705030a6028942aa70ebf72