[INFO] cloning repository https://github.com/limeyteam/cherrykernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/limeyteam/cherrykernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimeyteam%2Fcherrykernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimeyteam%2Fcherrykernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 598e40c5284214ef34967669b5fdd42157b6c12c
[INFO] testing limeyteam/cherrykernel against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimeyteam%2Fcherrykernel" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/limeyteam/cherrykernel on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-93/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-93/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/limeyteam/cherrykernel
[INFO] finished tweaking git repo https://github.com/limeyteam/cherrykernel
[INFO] tweaked toml for git repo https://github.com/limeyteam/cherrykernel written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate git repo https://github.com/limeyteam/cherrykernel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 193897113b295c76931ae582ccd49df79666406060464a5cc8ce3e3654c26805
[INFO] running `Command { std: "docker" "start" "-a" "193897113b295c76931ae582ccd49df79666406060464a5cc8ce3e3654c26805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "193897113b295c76931ae582ccd49df79666406060464a5cc8ce3e3654c26805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193897113b295c76931ae582ccd49df79666406060464a5cc8ce3e3654c26805", kill_on_drop: false }`
[INFO] [stdout] 193897113b295c76931ae582ccd49df79666406060464a5cc8ce3e3654c26805
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e5a88c2968822a21080071ee336746378536ab6de54c4f7f69f35459d595986
[INFO] running `Command { std: "docker" "start" "-a" "8e5a88c2968822a21080071ee336746378536ab6de54c4f7f69f35459d595986", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling x86_64 v0.14.4
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling volatile v0.4.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bootloader v0.10.7 (https://github.com/rust-osdev/bootloader#865481e9)
[INFO] [stderr]    Compiling bit v0.1.1
[INFO] [stderr]    Compiling conquer-util v0.3.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling volatile v0.2.7
[INFO] [stderr]    Compiling pc-keyboard v0.5.1
[INFO] [stderr]    Compiling raw-cpuid v9.1.1
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling conquer-once v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling spinning_top v0.2.4
[INFO] [stderr]    Compiling linked_list_allocator v0.9.0
[INFO] [stderr]    Compiling pic8259 v0.10.1
[INFO] [stderr]    Compiling x2apic v0.3.0 (https://github.com/kwzhao/x2apic-rs#96edadb5)
[INFO] [stderr]    Compiling uart_16550 v0.2.15
[INFO] [stderr]    Compiling cherrykernel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]   --> src/video/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::println;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spinning_top::Spinlock`
[INFO] [stdout]   --> src/video/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use spinning_top::Spinlock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `ptr`, `self`
[INFO] [stdout]   --> src/video/mod.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fmt::{self, Write},
[INFO] [stdout]    |           ^^^^  ^^^^^
[INFO] [stdout] 16 |     ptr,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `segmentation::set_cs`, `tables::load_tss`
[INFO] [stdout]  --> src/interrupts/gdt.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 |     instructions::{segmentation::set_cs, tables::load_tss},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `set_cs` is imported redundantly
[INFO] [stdout]   --> src/interrupts/gdt.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 3  |     instructions::{segmentation::set_cs, tables::load_tss},
[INFO] [stdout]    |                    -------------------- the item `set_cs` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 40 |     use x86_64::instructions::segmentation::set_cs;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `load_tss` is imported redundantly
[INFO] [stdout]   --> src/interrupts/gdt.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 3  |     instructions::{segmentation::set_cs, tables::load_tss},
[INFO] [stdout]    |                                          ---------------- the item `load_tss` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 41 |     use x86_64::instructions::tables::load_tss;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hlt_loop`
[INFO] [stdout]  --> src/interrupts/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::hlt_loop;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PageFaultErrorCode`
[INFO] [stdout]  --> src/interrupts/mod.rs:7:78
[INFO] [stdout]   |
[INFO] [stdout] 7 | use x86_64::structures::idt::{InterruptDescriptorTable, InterruptStackFrame, PageFaultErrorCode};
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `obtain_buffer`
[INFO] [stdout]  --> src/libs/cherrygfx/mod.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::video::{local_draw_rect, Color, obtain_buffer, Framebuffer, FRAMEBUFFER};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]  --> src/libs/cherrygfx/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::println;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `x86_64::VirtAddr`
[INFO] [stdout]   --> src/lib.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | use {x86_64, x86_64::VirtAddr};
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BootInfo`, `FrameBufferInfo`, `FrameBuffer`
[INFO] [stdout]   --> src/lib.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 | use bootloader::boot_info::{FrameBuffer, FrameBufferInfo, BootInfo};
[INFO] [stdout]    |                             ^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BootInfoFrameAllocator`, `active_level_4_table`
[INFO] [stdout]   --> src/lib.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 | use allocator::memory::{active_level_4_table, BootInfoFrameAllocator};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/serial/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![no_std]
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/video/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![no_std]
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/video/mod.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(alloc)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/interrupts/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![no_std]
[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/interrupts/gdt.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 |     instructions::{segmentation::set_cs, tables::load_tss},
[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/interrupts/gdt.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         set_cs(GDT.1.code_selector);
[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/interrupts/gdt.rs:40:45
[INFO] [stdout]    |
[INFO] [stdout] 40 |     use x86_64::instructions::segmentation::set_cs;
[INFO] [stdout]    |                                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cherrykernel` due to 2 previous errors; 20 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8e5a88c2968822a21080071ee336746378536ab6de54c4f7f69f35459d595986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5a88c2968822a21080071ee336746378536ab6de54c4f7f69f35459d595986", kill_on_drop: false }`
[INFO] [stdout] 8e5a88c2968822a21080071ee336746378536ab6de54c4f7f69f35459d595986