[INFO] cloning repository https://github.com/ramajd/r_os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ramajd/r_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framajd%2Fr_os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framajd%2Fr_os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f6eb3795dcf286d3a39a19ad26a4e664b9d0e3fd [INFO] testing ramajd/r_os/f6eb3795dcf286d3a39a19ad26a4e664b9d0e3fd against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framajd%2Fr_os" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ramajd/r_os on toolchain 61223975d46f794466efa832bc7562b9707ecc46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/ramajd/r_os [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/ramajd/r_os [INFO] tweaked toml for git repo https://github.com/ramajd/r_os written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ramajd/r_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" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pic8259 v0.10.4 [INFO] [stderr] Downloaded uart_16550 v0.2.19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a627ba5316ad5377d620de8d6d3625ae1cdde8be70befba4149bbb1399da30e3 [INFO] running `Command { std: "docker" "start" "-a" "a627ba5316ad5377d620de8d6d3625ae1cdde8be70befba4149bbb1399da30e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a627ba5316ad5377d620de8d6d3625ae1cdde8be70befba4149bbb1399da30e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a627ba5316ad5377d620de8d6d3625ae1cdde8be70befba4149bbb1399da30e3", kill_on_drop: false }` [INFO] [stdout] a627ba5316ad5377d620de8d6d3625ae1cdde8be70befba4149bbb1399da30e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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" "+61223975d46f794466efa832bc7562b9707ecc46" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 079dee537c0b401dd6bdb747833acd555776276f9790abdfe746a337368fa9c1 [INFO] running `Command { std: "docker" "start" "-a" "079dee537c0b401dd6bdb747833acd555776276f9790abdfe746a337368fa9c1", kill_on_drop: false }` [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling volatile v0.4.6 [INFO] [stderr] Compiling bit_field v0.10.2 [INFO] [stderr] Compiling bitflags v2.4.1 [INFO] [stderr] Compiling bootloader v0.9.23 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling pc-keyboard v0.5.1 [INFO] [stderr] Compiling volatile v0.2.7 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling x86_64 v0.14.11 [INFO] [stderr] Compiling pic8259 v0.10.4 [INFO] [stderr] Compiling uart_16550 v0.2.19 [INFO] [stderr] Compiling r_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `spin` is imported redundantly [INFO] [stdout] --> src/interrupts.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use spin; [INFO] [stdout] | ^^^^ the item `spin` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/gdt.rs:19:59 [INFO] [stdout] | [INFO] [stdout] 19 | let stack_start = VirtAddr::from_ptr(unsafe { &STACK }); [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 19 | let stack_start = VirtAddr::from_ptr(unsafe { addr_of!(STACK) }); [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [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] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `r_os` (bin "r_os") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "079dee537c0b401dd6bdb747833acd555776276f9790abdfe746a337368fa9c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "079dee537c0b401dd6bdb747833acd555776276f9790abdfe746a337368fa9c1", kill_on_drop: false }` [INFO] [stdout] 079dee537c0b401dd6bdb747833acd555776276f9790abdfe746a337368fa9c1