[INFO] cloning repository https://github.com/tmforshaw/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/tmforshaw/Rust-OS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmforshaw%2FRust-OS", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmforshaw%2FRust-OS'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 808c039b7d2be8ce10eae755e8809d940f8a5e7a [INFO] testing tmforshaw/Rust-OS against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmforshaw%2FRust-OS" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/tmforshaw/Rust-OS [INFO] finished tweaking git repo https://github.com/tmforshaw/Rust-OS [INFO] tweaked toml for git repo https://github.com/tmforshaw/Rust-OS written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tmforshaw/Rust-OS on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tmforshaw/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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8c76e9689ef6e07164a84c125a043967c9bdf29427ef4ddac730ec2dd18f23e [INFO] running `Command { std: "docker" "start" "-a" "d8c76e9689ef6e07164a84c125a043967c9bdf29427ef4ddac730ec2dd18f23e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8c76e9689ef6e07164a84c125a043967c9bdf29427ef4ddac730ec2dd18f23e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8c76e9689ef6e07164a84c125a043967c9bdf29427ef4ddac730ec2dd18f23e", kill_on_drop: false }` [INFO] [stdout] d8c76e9689ef6e07164a84c125a043967c9bdf29427ef4ddac730ec2dd18f23e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 070891dee2fb3e91d24eef11a8e75d9ce5c75193195419edfa7b188a62886ebe [INFO] running `Command { std: "docker" "start" "-a" "070891dee2fb3e91d24eef11a8e75d9ce5c75193195419edfa7b188a62886ebe", kill_on_drop: false }` [INFO] [stderr] Compiling bit_field v0.10.2 [INFO] [stderr] Compiling x86 v0.52.0 [INFO] [stderr] Compiling bootloader v0.9.31 [INFO] [stderr] Compiling volatile v0.4.6 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling conquer-util v0.3.0 [INFO] [stderr] Compiling volatile v0.2.7 [INFO] [stderr] Compiling raw-cpuid v10.7.0 [INFO] [stderr] Compiling pc-keyboard v0.7.0 [INFO] [stderr] Compiling spinning_top v0.2.5 [INFO] [stderr] Compiling crossbeam-queue v0.3.12 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling conquer-once v0.4.0 [INFO] [stderr] Compiling linked_list_allocator v0.10.5 [INFO] [stderr] Compiling x86_64 v0.15.2 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling pic8259 v0.11.0 [INFO] [stderr] Compiling uart_16550 v0.3.2 [INFO] [stderr] Compiling operating_system v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `print` [INFO] [stdout] --> src/interrupts.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{gdt, hlt_loop, print, println}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/serial.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | use core::fmt::{self, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/allocator.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | 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] 75 | pub fn lock(&self) -> spin::MutexGuard<'_, A> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/gdt.rs:20:59 [INFO] [stdout] | [INFO] [stdout] 20 | let stack_start = VirtAddr::from_ptr(unsafe { &STACK }); [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 20 | let stack_start = VirtAddr::from_ptr(unsafe { &raw const STACK }); [INFO] [stdout] | +++++++++ [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] [stderr] error: could not compile `operating_system` (bin "operating_system") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "070891dee2fb3e91d24eef11a8e75d9ce5c75193195419edfa7b188a62886ebe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "070891dee2fb3e91d24eef11a8e75d9ce5c75193195419edfa7b188a62886ebe", kill_on_drop: false }` [INFO] [stdout] 070891dee2fb3e91d24eef11a8e75d9ce5c75193195419edfa7b188a62886ebe