[INFO] updating cached repository https://github.com/itsbth/Rust_OS [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a6ead62aae994d4a6c2f453b7de7d79dd8fe2b73 [INFO] testing itsbth/Rust_OS against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsbth%2FRust_OS" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/itsbth/Rust_OS on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/itsbth/Rust_OS [INFO] finished tweaking git repo https://github.com/itsbth/Rust_OS [INFO] tweaked toml for git repo https://github.com/itsbth/Rust_OS written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/itsbth/Rust_OS already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ff57a6b2914becebc5495af4728c5302bd602be694f4af2f52c0194b9301985d [INFO] running `"docker" "start" "-a" "ff57a6b2914becebc5495af4728c5302bd602be694f4af2f52c0194b9301985d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rlibc v1.0.0 [INFO] [stderr] Compiling rust_os v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(no_std, lang_items)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(const_fn, unique, core_str_ext, asm)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'asm': the syntax of asm! will change soon, use llvm_asm! to avoid breakage [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | asm!("inb $1,$0" : "={ax}" (ret) : "{dx}" (port) :: "volatile"); [INFO] [stderr] | ^^^ help: replace the use of the deprecated item: `llvm_asm` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'asm': the syntax of asm! will change soon, use llvm_asm! to avoid breakage [INFO] [stderr] --> src/lib.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | asm!("outb $1,$0" :: "{dx}"(port), "r"(val) :: "volatile"); [INFO] [stderr] | ^^^ help: replace the use of the deprecated item: `llvm_asm` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'asm': the syntax of asm! will change soon, use llvm_asm! to avoid breakage [INFO] [stderr] --> src/lib.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | asm!("rdtsc" : "={eax}"(low), "={edx}"(high)); [INFO] [stderr] | ^^^ help: replace the use of the deprecated item: `llvm_asm` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'asm': the syntax of asm! will change soon, use llvm_asm! to avoid breakage [INFO] [stderr] --> src/lib.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | asm!("rdrand $0" : "=r"(ret)); [INFO] [stderr] | ^^^ help: replace the use of the deprecated item: `llvm_asm` [INFO] [stderr] [INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stderr] --> src/lib.rs:76:1 [INFO] [stderr] | [INFO] [stderr] 76 | #[lang = "panic_fmt"] extern fn panic_fmt(fmt: core::fmt::Arguments, file_line: &(&'static str, u32)) -> ! { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt` [INFO] [stderr] [INFO] [stderr] error: `#[panic_handler]` function required, but not found [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData` (if you also use `#[may_dangle]`), `Send`, and/or `Sync` [INFO] [stderr] --> src/vga_buffer.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core::ptr::Unique; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData` (if you also use `#[may_dangle]`), `Send`, and/or `Sync` [INFO] [stderr] --> src/vga_buffer.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | buffer: Unique, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData` (if you also use `#[may_dangle]`), `Send`, and/or `Sync` [INFO] [stderr] --> src/vga_buffer.rs:111:21 [INFO] [stderr] | [INFO] [stderr] 111 | buffer: unsafe {Unique::new(0xb8000 as *mut _)}, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stderr] --> src/vga_buffer.rs:111:21 [INFO] [stderr] | [INFO] [stderr] 111 | buffer: unsafe {Unique::new(0xb8000 as *mut _)}, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/vga_buffer.rs:111:21 [INFO] [stderr] | [INFO] [stderr] 111 | buffer: unsafe {Unique::new(0xb8000 as *mut _)}, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option` [INFO] [stderr] | [INFO] [stderr] = note: expected struct `core::ptr::Unique` [INFO] [stderr] found enum `core::option::Option>` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `get_mut` found for struct `core::ptr::Unique` in the current scope [INFO] [stderr] --> src/vga_buffer.rs:80:30 [INFO] [stderr] | [INFO] [stderr] 80 | unsafe { self.buffer.get_mut() } [INFO] [stderr] | ^^^^^^^ method not found in `core::ptr::Unique` [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::fmt::Write` [INFO] [stderr] --> src/vga_buffer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use core::fmt::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error: aborting due to 10 previous errors; 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0522, E0554, E0599, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `rust_os`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "ff57a6b2914becebc5495af4728c5302bd602be694f4af2f52c0194b9301985d"` [INFO] running `"docker" "rm" "-f" "ff57a6b2914becebc5495af4728c5302bd602be694f4af2f52c0194b9301985d"` [INFO] [stdout] ff57a6b2914becebc5495af4728c5302bd602be694f4af2f52c0194b9301985d