[INFO] cloning repository https://github.com/YanLien/yan_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YanLien/yan_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYanLien%2Fyan_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYanLien%2Fyan_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01ae38fdfcf36bdee52b4070f8e9b31e9da643f6
[INFO] checking YanLien/yan_os against master#27d8a577138c0d319a572cd1a464c2b755e577de for pr-118882
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYanLien%2Fyan_os" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YanLien/yan_os on toolchain 27d8a577138c0d319a572cd1a464c2b755e577de
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+27d8a577138c0d319a572cd1a464c2b755e577de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/YanLien/yan_os
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/YanLien/yan_os
[INFO] tweaked toml for git repo https://github.com/YanLien/yan_os written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/YanLien/yan_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" "+27d8a577138c0d319a572cd1a464c2b755e577de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking YanLien/yan_os against try#8bdbfd41bed26c4938a9f14bd20556eac1de8437 for pr-118882
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYanLien%2Fyan_os" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YanLien/yan_os on toolchain 8bdbfd41bed26c4938a9f14bd20556eac1de8437
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8bdbfd41bed26c4938a9f14bd20556eac1de8437" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/YanLien/yan_os
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/YanLien/yan_os
[INFO] tweaked toml for git repo https://github.com/YanLien/yan_os written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/YanLien/yan_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" "+8bdbfd41bed26c4938a9f14bd20556eac1de8437" "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 bootloader v0.9.23
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded linked_list_allocator v0.9.1
[INFO] [stderr]   Downloaded x86_64 v0.14.10
[INFO] [stderr]   Downloaded uart_16550 v0.2.18
[INFO] [stderr]   Downloaded spinning_top v0.2.5
[INFO] [stderr]   Downloaded pic8259 v0.10.3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8bdbfd41bed26c4938a9f14bd20556eac1de8437" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4af6bc81083c187c61364dce2f733401dd60288ea991f0383faf2d1fa95fbd93
[INFO] running `Command { std: "docker" "start" "-a" "4af6bc81083c187c61364dce2f733401dd60288ea991f0383faf2d1fa95fbd93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4af6bc81083c187c61364dce2f733401dd60288ea991f0383faf2d1fa95fbd93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af6bc81083c187c61364dce2f733401dd60288ea991f0383faf2d1fa95fbd93", kill_on_drop: false }`
[INFO] [stdout] 4af6bc81083c187c61364dce2f733401dd60288ea991f0383faf2d1fa95fbd93
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8bdbfd41bed26c4938a9f14bd20556eac1de8437" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ef2ec3e9515980fa10031d4687b61bf545594ae27a8c5b5ad4a2c5073544555
[INFO] running `Command { std: "docker" "start" "-a" "0ef2ec3e9515980fa10031d4687b61bf545594ae27a8c5b5ad4a2c5073544555", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling bootloader v0.9.23
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking conquer-util v0.2.0
[INFO] [stderr]     Checking conquer-once v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]     Checking linked_list_allocator v0.9.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking x86_64 v0.14.10
[INFO] [stderr]     Checking pic8259 v0.10.3
[INFO] [stderr]     Checking uart_16550 v0.2.18
[INFO] [stderr]     Checking yan_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `scancode_queue` in this scope
[INFO] [stdout]   --> src/task/keyboard.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | static SCANCODE_QUEUE: OnceCell<ArrayQueue<u8>> = OnceCell::uninit();
[INFO] [stdout]    | --------------------------------------------------------------------- similarly named static `SCANCODE_QUEUE` defined here
[INFO] [stdout] ...
[INFO] [stdout] 18 |         if let Err(_) = scancode_queue.push(scancode) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: a static with a similar name exists: `SCANCODE_QUEUE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pc_keyboard::layouts`
[INFO] [stdout]  --> src/allocator/bump.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pc_keyboard::layouts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::collections::LinkedList`
[INFO] [stdout]  --> src/allocator/linked_list.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use alloc::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bump::BumpAllocator`
[INFO] [stdout]  --> src/allocator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bump::BumpAllocator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linked_list_allocator::LockedHeap`
[INFO] [stdout]  --> src/allocator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use linked_list_allocator::LockedHeap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linked_list::LinkedListAllocator`
[INFO] [stdout]   --> src/allocator.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use linked_list::LinkedListAllocator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iter::Scan`
[INFO] [stdout]  --> src/task/keyboard.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     iter::Scan,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/task/mod.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::{future::{Future, self}, pin::Pin};
[INFO] [stdout]   |                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::task`
[INFO] [stdout]  --> src/task/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use core::task;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `scancode_queue` in this scope
[INFO] [stdout]   --> src/task/keyboard.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | static SCANCODE_QUEUE: OnceCell<ArrayQueue<u8>> = OnceCell::uninit();
[INFO] [stdout]    | --------------------------------------------------------------------- similarly named static `SCANCODE_QUEUE` defined here
[INFO] [stdout] ...
[INFO] [stdout] 18 |         if let Err(_) = scancode_queue.push(scancode) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: a static with a similar name exists: `SCANCODE_QUEUE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pc_keyboard::layouts`
[INFO] [stdout]  --> src/allocator/bump.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pc_keyboard::layouts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::collections::LinkedList`
[INFO] [stdout]  --> src/allocator/linked_list.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use alloc::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bump::BumpAllocator`
[INFO] [stdout]  --> src/allocator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bump::BumpAllocator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linked_list_allocator::LockedHeap`
[INFO] [stdout]  --> src/allocator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use linked_list_allocator::LockedHeap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linked_list::LinkedListAllocator`
[INFO] [stdout]   --> src/allocator.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use linked_list::LinkedListAllocator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iter::Scan`
[INFO] [stdout]  --> src/task/keyboard.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     iter::Scan,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/task/mod.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::{future::{Future, self}, pin::Pin};
[INFO] [stdout]   |                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::task`
[INFO] [stdout]  --> src/task/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use core::task;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `wake_trait` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(wake_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `wake_trait` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(wake_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yan_os` (lib test) due to 3 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yan_os` (lib) due to 2 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0ef2ec3e9515980fa10031d4687b61bf545594ae27a8c5b5ad4a2c5073544555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef2ec3e9515980fa10031d4687b61bf545594ae27a8c5b5ad4a2c5073544555", kill_on_drop: false }`
[INFO] [stdout] 0ef2ec3e9515980fa10031d4687b61bf545594ae27a8c5b5ad4a2c5073544555