[INFO] cloning repository https://github.com/vladgheorghi/wizardos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vladgheorghi/wizardos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladgheorghi%2Fwizardos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladgheorghi%2Fwizardos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1517c567de8de243eeef71d4a8f95d11bc2a6113 [INFO] testing vladgheorghi/wizardos against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladgheorghi%2Fwizardos" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/vladgheorghi/wizardos [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/vladgheorghi/wizardos [INFO] tweaked toml for git repo https://github.com/vladgheorghi/wizardos written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/vladgheorghi/wizardos on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/vladgheorghi/wizardos 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded conquer-once v0.2.1 [INFO] [stderr] Downloaded bootloader v0.9.30 [INFO] [stderr] Downloaded linked_list_allocator v0.9.1 [INFO] [stderr] Downloaded conquer-util v0.2.0 [INFO] [stderr] Downloaded spinning_top v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4cd93cdf2ece89dc65486cd6e48042991ec9665f01c57f75e83e6cb96014308a [INFO] running `Command { std: "docker" "start" "-a" "4cd93cdf2ece89dc65486cd6e48042991ec9665f01c57f75e83e6cb96014308a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4cd93cdf2ece89dc65486cd6e48042991ec9665f01c57f75e83e6cb96014308a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cd93cdf2ece89dc65486cd6e48042991ec9665f01c57f75e83e6cb96014308a", kill_on_drop: false }` [INFO] [stdout] 4cd93cdf2ece89dc65486cd6e48042991ec9665f01c57f75e83e6cb96014308a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d3d3b213d1382dd70702529999026fa012b8b0afa1a9e07d0b8b1c1f04bb1f43 [INFO] running `Command { std: "docker" "start" "-a" "d3d3b213d1382dd70702529999026fa012b8b0afa1a9e07d0b8b1c1f04bb1f43", kill_on_drop: false }` [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Compiling rustversion v1.0.20 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling bit_field v0.10.2 [INFO] [stderr] Compiling volatile v0.4.6 [INFO] [stderr] Compiling bitflags v2.9.0 [INFO] [stderr] Compiling bootloader v0.9.30 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling pin-project-lite v0.2.16 [INFO] [stderr] Compiling conquer-util v0.2.0 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling conquer-once v0.2.1 [INFO] [stderr] Compiling pc-keyboard v0.7.0 [INFO] [stderr] Compiling volatile v0.2.7 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling hash32 v0.2.1 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling spinning_top v0.2.5 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling linked_list_allocator v0.9.1 [INFO] [stderr] Compiling x86_64 v0.14.13 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling heapless v0.7.17 [INFO] [stderr] Compiling crossbeam-queue v0.3.12 [INFO] [stderr] Compiling pic8259 v0.10.4 [INFO] [stderr] Compiling uart_16550 v0.2.19 [INFO] [stderr] Compiling rust-kernel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/allocator.rs:31:17 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn lock(&self) -> spin::MutexGuard { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 31 | pub fn lock(&self) -> spin::MutexGuard<'_, A> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `simple_executor::SimpleExecutor` [INFO] [stdout] --> src/main.rs:35:31 [INFO] [stdout] | [INFO] [stdout] 35 | use rust_kernel::task::{Task, simple_executor::SimpleExecutor}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [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: unreachable statement [INFO] [stdout] --> src/vga_buffer.rs:210:23 [INFO] [stdout] | [INFO] [stdout] 210 | ($($arg:tt)*) => ($crate::vga_buffer::_print(format_args!($($arg)*))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | executor.run(); [INFO] [stdout] | -------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 79 | println!("It did not crash!"); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `print` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-kernel` (bin "rust-kernel") due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d3d3b213d1382dd70702529999026fa012b8b0afa1a9e07d0b8b1c1f04bb1f43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3d3b213d1382dd70702529999026fa012b8b0afa1a9e07d0b8b1c1f04bb1f43", kill_on_drop: false }` [INFO] [stdout] d3d3b213d1382dd70702529999026fa012b8b0afa1a9e07d0b8b1c1f04bb1f43