[INFO] cloning repository https://github.com/DdevilNightRaid/learning-to-build-kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DdevilNightRaid/learning-to-build-kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDdevilNightRaid%2Flearning-to-build-kernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDdevilNightRaid%2Flearning-to-build-kernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3913fe534a1d6a6f238c8aa1daa7b25cc9023df
[INFO] checking DdevilNightRaid/learning-to-build-kernel against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDdevilNightRaid%2Flearning-to-build-kernel" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/DdevilNightRaid/learning-to-build-kernel
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/DdevilNightRaid/learning-to-build-kernel
[INFO] tweaked toml for git repo https://github.com/DdevilNightRaid/learning-to-build-kernel written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DdevilNightRaid/learning-to-build-kernel on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DdevilNightRaid/learning-to-build-kernel 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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uart_16550 v0.2.19
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded bootloader v0.9.31
[INFO] [stderr]   Downloaded pic8259 v0.10.4
[INFO] [stderr]   Downloaded x86_64 v0.14.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b69108599fbe1cf980f202a3fab3cdd3705059715f806bb98b5cd1bb5c7ea7cc
[INFO] running `Command { std: "docker" "start" "-a" "b69108599fbe1cf980f202a3fab3cdd3705059715f806bb98b5cd1bb5c7ea7cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b69108599fbe1cf980f202a3fab3cdd3705059715f806bb98b5cd1bb5c7ea7cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69108599fbe1cf980f202a3fab3cdd3705059715f806bb98b5cd1bb5c7ea7cc", kill_on_drop: false }`
[INFO] [stdout] b69108599fbe1cf980f202a3fab3cdd3705059715f806bb98b5cd1bb5c7ea7cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a6f3e6125a7f364fb24ab5340e77cca2452dce6e292bb8122fd73395acce68b
[INFO] running `Command { std: "docker" "start" "-a" "3a6f3e6125a7f364fb24ab5340e77cca2452dce6e292bb8122fd73395acce68b", kill_on_drop: false }`
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling bootloader v0.9.31
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]     Checking volatile v0.2.7
[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 blog_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `interrupts` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub mod interrupts;
[INFO] [stdout]    | ------------------- previous definition of the module `interrupts` here
[INFO] [stdout] ...
[INFO] [stdout] 13 | pub mod interrupts;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ `interrupts` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `interrupts` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `serial` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub mod serial;
[INFO] [stdout]    | --------------- previous definition of the module `serial` here
[INFO] [stdout] ...
[INFO] [stdout] 14 | pub mod serial;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `serial` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serial` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `serial_print` is defined multiple times
[INFO] [stdout]   --> src/serial.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | macro_rules! serial_print {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | `serial_print` redefined here
[INFO] [stdout]    | previous definition of the macro `serial_print` here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serial_print` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `serial_println` is defined multiple times
[INFO] [stdout]   --> src/serial.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | macro_rules! serial_println {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | `serial_println` redefined here
[INFO] [stdout]    | previous definition of the macro `serial_println` here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serial_println` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `vga_buffer` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub mod vga_buffer;
[INFO] [stdout]    | ------------------- previous definition of the module `vga_buffer` here
[INFO] [stdout] ...
[INFO] [stdout] 15 | pub mod vga_buffer;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ `vga_buffer` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `vga_buffer` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `print` is defined multiple times
[INFO] [stdout]    --> src/vga_buffer.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | macro_rules! print {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | `print` redefined here
[INFO] [stdout]     | previous definition of the macro `print` here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `print` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `println` is defined multiple times
[INFO] [stdout]    --> src/vga_buffer.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 136 | macro_rules! println {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | `println` redefined here
[INFO] [stdout]     | previous definition of the macro `println` here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `println` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `interrupts` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub mod interrupts;
[INFO] [stdout]    | ------------------- previous definition of the module `interrupts` here
[INFO] [stdout] ...
[INFO] [stdout] 13 | pub mod interrupts;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ `interrupts` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `interrupts` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `serial` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub mod serial;
[INFO] [stdout]    | --------------- previous definition of the module `serial` here
[INFO] [stdout] ...
[INFO] [stdout] 14 | pub mod serial;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `serial` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serial` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `serial_print` is defined multiple times
[INFO] [stdout]   --> src/serial.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | macro_rules! serial_print {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | `serial_print` redefined here
[INFO] [stdout]    | previous definition of the macro `serial_print` here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serial_print` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `serial_println` is defined multiple times
[INFO] [stdout]   --> src/serial.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | macro_rules! serial_println {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | `serial_println` redefined here
[INFO] [stdout]    | previous definition of the macro `serial_println` here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serial_println` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `vga_buffer` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub mod vga_buffer;
[INFO] [stdout]    | ------------------- previous definition of the module `vga_buffer` here
[INFO] [stdout] ...
[INFO] [stdout] 15 | pub mod vga_buffer;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ `vga_buffer` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `vga_buffer` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `print` is defined multiple times
[INFO] [stdout]    --> src/vga_buffer.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | macro_rules! print {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | `print` redefined here
[INFO] [stdout]     | previous definition of the macro `print` here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `print` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `println` is defined multiple times
[INFO] [stdout]    --> src/vga_buffer.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 136 | macro_rules! println {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | `println` redefined here
[INFO] [stdout]     | previous definition of the macro `println` here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `println` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `entry_point` in this scope
[INFO] [stdout]   --> src/lib.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | entry_point!(test_kernel_main);
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 17 + use bootloader::entry_point;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BootInfo` in this scope
[INFO] [stdout]   --> src/lib.rs:55:42
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn test_kernel_main(_boot_info: &'static BootInfo) -> ! {
[INFO] [stdout]    |                                          ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 17 + use bootloader::BootInfo;
[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[E0133]: dereference of raw pointer is unsafe and requires unsafe block
[INFO] [stdout]   --> src/memory.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     &mut *page_table_ptr // unsafe
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ dereference of raw pointer
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[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:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | unsafe fn active_level_4_table(physical_memory_offset: VirtAddr) -> &'static mut PageTable {
[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] Some errors have detailed explanations: E0133, E0428.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blog_os` (lib) due to 7 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning[E0133]: dereference of raw pointer is unsafe and requires unsafe block
[INFO] [stdout]   --> src/memory.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     &mut *page_table_ptr // unsafe
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ dereference of raw pointer
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[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:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | unsafe fn active_level_4_table(physical_memory_offset: VirtAddr) -> &'static mut PageTable {
[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] Some errors have detailed explanations: E0133, E0412, E0428.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blog_os` (lib test) due to 10 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "3a6f3e6125a7f364fb24ab5340e77cca2452dce6e292bb8122fd73395acce68b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6f3e6125a7f364fb24ab5340e77cca2452dce6e292bb8122fd73395acce68b", kill_on_drop: false }`
[INFO] [stdout] 3a6f3e6125a7f364fb24ab5340e77cca2452dce6e292bb8122fd73395acce68b
