[INFO] cloning repository https://github.com/clove335/write_OS_in_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clove335/write_OS_in_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclove335%2Fwrite_OS_in_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclove335%2Fwrite_OS_in_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d952714c5a5c997801c7367ab219cf6f10b3a9bc [INFO] testing clove335/write_OS_in_Rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclove335%2Fwrite_OS_in_Rust" "/workspace/builds/worker-45/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/clove335/write_OS_in_Rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-45/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/clove335/write_OS_in_Rust [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/clove335/write_OS_in_Rust [INFO] tweaked toml for git repo https://github.com/clove335/write_OS_in_Rust written to /workspace/builds/worker-45/source/Cargo.toml [INFO] crate git repo https://github.com/clove335/write_OS_in_Rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded uart_16550 v0.2.15 [INFO] [stderr] Downloaded pic8259 v0.10.1 [INFO] [stderr] Downloaded pc-keyboard v0.5.1 [INFO] [stderr] Downloaded bootloader v0.9.18 [INFO] [stderr] Downloaded conquer-once v0.2.1 [INFO] [stderr] Downloaded linked_list_allocator v0.9.0 [INFO] [stderr] Downloaded x86_64 v0.14.3 [INFO] [stderr] Downloaded conquer-util v0.2.0 [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] [stderr] Downloaded volatile v0.4.4 [INFO] [stderr] Downloaded bit_field v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05608454d2c2173a322fc57e093f777d3ebb65534e722328d07f2b8dd4365217 [INFO] running `Command { std: "docker" "start" "-a" "05608454d2c2173a322fc57e093f777d3ebb65534e722328d07f2b8dd4365217", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05608454d2c2173a322fc57e093f777d3ebb65534e722328d07f2b8dd4365217", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05608454d2c2173a322fc57e093f777d3ebb65534e722328d07f2b8dd4365217", kill_on_drop: false }` [INFO] [stdout] 05608454d2c2173a322fc57e093f777d3ebb65534e722328d07f2b8dd4365217 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0fed2e2c444a1fd7fbc4a4fa3ef4ebd610ee5e11db60250266337943847708ac [INFO] running `Command { std: "docker" "start" "-a" "0fed2e2c444a1fd7fbc4a4fa3ef4ebd610ee5e11db60250266337943847708ac", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling x86_64 v0.14.3 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling bit_field v0.9.0 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling volatile v0.4.4 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling bootloader v0.9.18 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling conquer-util v0.2.0 [INFO] [stderr] Compiling pc-keyboard v0.5.1 [INFO] [stderr] Compiling volatile v0.2.7 [INFO] [stderr] Compiling conquer-once v0.2.1 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling futures-util v0.3.17 [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 uart_16550 v0.2.15 [INFO] [stderr] Compiling crossbeam v0.8.1 [INFO] [stderr] Compiling write_os_in_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `f32::consts`, `panic` [INFO] [stdout] --> src/memory.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use core::{f32::consts, panic}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyboard` [INFO] [stdout] --> src/interrupts.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | 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:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `simple_executor::SimpleExecutor` [INFO] [stdout] --> src/main.rs:14:60 [INFO] [stdout] | [INFO] [stdout] 14 | use write_os_in_rust::task::{executor::Executor, keyboard, simple_executor::SimpleExecutor, Task}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `write_os_in_rust` due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "0fed2e2c444a1fd7fbc4a4fa3ef4ebd610ee5e11db60250266337943847708ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fed2e2c444a1fd7fbc4a4fa3ef4ebd610ee5e11db60250266337943847708ac", kill_on_drop: false }` [INFO] [stdout] 0fed2e2c444a1fd7fbc4a4fa3ef4ebd610ee5e11db60250266337943847708ac