[INFO] cloning repository https://github.com/kennethjang34/rust_os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kennethjang34/rust_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethjang34%2Frust_os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethjang34%2Frust_os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1e6b1dfc1c1e87ed6ff6f41ea0bd5525db331e67 [INFO] checking kennethjang34/rust_os against master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethjang34%2Frust_os" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kennethjang34/rust_os on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/kennethjang34/rust_os [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/kennethjang34/rust_os [INFO] tweaked toml for git repo https://github.com/kennethjang34/rust_os written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kennethjang34/rust_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" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (futures-util) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.futures-util.verison [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 [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 kennethjang34/rust_os against try#3931cbb869e499bf6db1e4d580cc247efbf183df for pr-118920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethjang34%2Frust_os" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kennethjang34/rust_os on toolchain 3931cbb869e499bf6db1e4d580cc247efbf183df [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/kennethjang34/rust_os [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/kennethjang34/rust_os [INFO] tweaked toml for git repo https://github.com/kennethjang34/rust_os written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kennethjang34/rust_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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (futures-util) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.futures-util.verison [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 conquer-util v0.2.0 [INFO] [stderr] Downloaded conquer-once v0.2.1 [INFO] [stderr] Downloaded pic8259 v0.10.2 [INFO] [stderr] Downloaded volatile v0.4.5 [INFO] [stderr] Downloaded linked_list_allocator v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 53650a291a4c1fe52bd36c5adc422778a5ca135c996f8c20b2a39a2cb5bd6753 [INFO] running `Command { std: "docker" "start" "-a" "53650a291a4c1fe52bd36c5adc422778a5ca135c996f8c20b2a39a2cb5bd6753", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "53650a291a4c1fe52bd36c5adc422778a5ca135c996f8c20b2a39a2cb5bd6753", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53650a291a4c1fe52bd36c5adc422778a5ca135c996f8c20b2a39a2cb5bd6753", kill_on_drop: false }` [INFO] [stdout] 53650a291a4c1fe52bd36c5adc422778a5ca135c996f8c20b2a39a2cb5bd6753 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43275ed85869f443c4974a9647c4f22c448f9ce1bbe8621e7ff09ceb76d15213 [INFO] running `Command { std: "docker" "start" "-a" "43275ed85869f443c4974a9647c4f22c448f9ce1bbe8621e7ff09ceb76d15213", kill_on_drop: false }` [INFO] [stderr] warning: dependency (futures-util) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.futures-util.verison [INFO] [stderr] Compiling rustversion v1.0.11 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling futures-task v0.3.26 [INFO] [stderr] Checking volatile v0.4.5 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Compiling futures-core v0.3.26 [INFO] [stderr] Compiling futures-util v0.3.26 [INFO] [stderr] Compiling bootloader v0.9.23 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking conquer-util v0.2.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking conquer-once v0.2.1 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking pc-keyboard v0.5.1 [INFO] [stderr] Checking spinning_top v0.2.4 [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 v0.10.2 [INFO] [stderr] Checking uart_16550 v0.2.18 [INFO] [stderr] Checking rust_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::print` [INFO] [stdout] --> src/interrupts.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::print; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::task::keyboard::add_scancode` [INFO] [stdout] --> src/interrupts.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::task::keyboard::add_scancode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Mapper`, `Page` [INFO] [stdout] --> src/memory.rs:4:25 [INFO] [stdout] | [INFO] [stdout] 4 | FrameAllocator, Mapper, OffsetPageTable, Page, PageTable, PhysFrame, Size4KiB, [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::println` [INFO] [stdout] --> src/allocator/linked_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::println; [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::LinkedListAllocator` [INFO] [stdout] --> src/allocator.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | use linked_list::LinkedListAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::println` [INFO] [stdout] --> src/allocator.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | use crate::println; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::print` [INFO] [stdout] --> src/interrupts.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::print; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::task::keyboard::add_scancode` [INFO] [stdout] --> src/interrupts.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::task::keyboard::add_scancode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Mapper`, `Page` [INFO] [stdout] --> src/memory.rs:4:25 [INFO] [stdout] | [INFO] [stdout] 4 | FrameAllocator, Mapper, OffsetPageTable, Page, PageTable, PhysFrame, Size4KiB, [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::println` [INFO] [stdout] --> src/allocator/linked_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::println; [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::LinkedListAllocator` [INFO] [stdout] --> src/allocator.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | use linked_list::LinkedListAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::println` [INFO] [stdout] --> src/allocator.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | use crate::println; [INFO] [stdout] | ^^^^^^^^^^^^^^ [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] error: aborting due to 1 previous error; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_os` (lib test) due to 2 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `keyboard` [INFO] [stdout] --> src/interrupts.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let mut keyboard = KEYBOARD.lock(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyboard` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interrupts.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut keyboard = KEYBOARD.lock(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "43275ed85869f443c4974a9647c4f22c448f9ce1bbe8621e7ff09ceb76d15213", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43275ed85869f443c4974a9647c4f22c448f9ce1bbe8621e7ff09ceb76d15213", kill_on_drop: false }` [INFO] [stdout] 43275ed85869f443c4974a9647c4f22c448f9ce1bbe8621e7ff09ceb76d15213