[INFO] cloning repository https://github.com/kjaleshire/multiboot-rust-kernel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kjaleshire/multiboot-rust-kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjaleshire%2Fmultiboot-rust-kernel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjaleshire%2Fmultiboot-rust-kernel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d6f43086f9ddbb6f5766b0e1c40da0402c444e6a [INFO] checking kjaleshire/multiboot-rust-kernel against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjaleshire%2Fmultiboot-rust-kernel" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kjaleshire/multiboot-rust-kernel on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kjaleshire/multiboot-rust-kernel [INFO] finished tweaking git repo https://github.com/kjaleshire/multiboot-rust-kernel [INFO] tweaked toml for git repo https://github.com/kjaleshire/multiboot-rust-kernel written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kjaleshire/multiboot-rust-kernel 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" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded x86_64 v0.1.2 [INFO] [stderr] Downloaded multiboot2 v0.3.2 [INFO] [stderr] Downloaded spin v0.4.5 [INFO] [stderr] Downloaded bit_field v0.7.0 [INFO] [stderr] Downloaded once v0.3.2 [INFO] [stderr] Downloaded volatile v0.2.3 [INFO] [stderr] Downloaded linked_list_allocator v0.2.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f38dc6bac441478ef0a255ecab74a84b4d1c03dae63891da8425c777ff5cbfe6 [INFO] running `Command { std: "docker" "start" "-a" "f38dc6bac441478ef0a255ecab74a84b4d1c03dae63891da8425c777ff5cbfe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f38dc6bac441478ef0a255ecab74a84b4d1c03dae63891da8425c777ff5cbfe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f38dc6bac441478ef0a255ecab74a84b4d1c03dae63891da8425c777ff5cbfe6", kill_on_drop: false }` [INFO] [stdout] f38dc6bac441478ef0a255ecab74a84b4d1c03dae63891da8425c777ff5cbfe6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a2194dac682622631fd38ece28f7d830bffd89986200da776fd1505374a08dc [INFO] running `Command { std: "docker" "start" "-a" "1a2194dac682622631fd38ece28f7d830bffd89986200da776fd1505374a08dc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking spin v0.4.5 [INFO] [stderr] Checking linked_list_allocator v0.2.7 [INFO] [stderr] Checking bit_field v0.7.0 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking volatile v0.2.3 [INFO] [stderr] Checking rlibc v1.0.0 [INFO] [stderr] Checking once v0.3.2 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::ptr::Unique; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:88:18 [INFO] [stdout] | [INFO] [stdout] 88 | next: Option>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:288:43 [INFO] [stdout] | [INFO] [stdout] 288 | hole.next = Some(unsafe { Unique::new(ptr) }); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | next: Some(Unique::new(ptr)), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `unique` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(unique)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_internals` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | next: Some(Unique::new(ptr)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | next: Some(Unique::new(ptr)), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^ expected `Unique`, found `Option>` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Unique<_>` [INFO] [stdout] found enum `Option>` [INFO] [stdout] help: the type constructed contains `Option>` due to the type of the argument passed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | next: Some(Unique::new(ptr)), [INFO] [stdout] | ^^^^^----------------^ [INFO] [stdout] | | [INFO] [stdout] | this argument influences the type of `Some` [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> /rustc/c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3/library/core/src/option.rs:597:5 [INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option>` value, panicking if the value is an `Option::None` [INFO] [stdout] | [INFO] [stdout] 38 | next: Some(Unique::new(ptr).expect("REASON")), [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_internals` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:108:46 [INFO] [stdout] | [INFO] [stdout] 108 | unsafe { self.next.as_mut().unwrap().as_mut() } [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_internals` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:191:61 [INFO] [stdout] | [INFO] [stdout] 191 | .and_then(|current| split_hole(unsafe { current.as_ref() }.info(), size, align)); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_internals` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:232:74 [INFO] [stdout] | [INFO] [stdout] 232 | let next_hole_info = hole.next.as_ref().map(|next| unsafe { next.as_ref().info() }); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/spin-0.4.5/src/lib.rs:8:43 [INFO] [stdout] | [INFO] [stdout] 8 | #![cfg_attr(feature = "const_fn", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_internals` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:288:43 [INFO] [stdout] | [INFO] [stdout] 288 | hole.next = Some(unsafe { Unique::new(ptr) }); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.2.7/src/hole.rs:288:43 [INFO] [stdout] | [INFO] [stdout] 288 | hole.next = Some(unsafe { Unique::new(ptr) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ expected `Unique`, found `Option>` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Unique<_>` [INFO] [stdout] found enum `Option>` [INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option>` value, panicking if the value is an `Option::None` [INFO] [stdout] | [INFO] [stdout] 288 | hole.next = Some(unsafe { Unique::new(ptr).expect("REASON") }); [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0557, E0635, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `linked_list_allocator` (lib) due to 13 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: cannot find macro `asm` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/spin-0.4.5/src/util.rs:8:14 [INFO] [stdout] | [INFO] [stdout] 8 | unsafe { asm!("pause" :::: "volatile"); } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: consider importing this macro [INFO] [stdout] | [INFO] [stdout] 1 + use core::arch::asm; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `spin` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "1a2194dac682622631fd38ece28f7d830bffd89986200da776fd1505374a08dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a2194dac682622631fd38ece28f7d830bffd89986200da776fd1505374a08dc", kill_on_drop: false }` [INFO] [stdout] 1a2194dac682622631fd38ece28f7d830bffd89986200da776fd1505374a08dc