[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 try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjaleshire%2Fmultiboot-rust-kernel" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kjaleshire/multiboot-rust-kernel on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-0/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: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bit_field v0.7.0 [INFO] [stderr] Downloaded volatile v0.2.3 [INFO] [stderr] Downloaded x86_64 v0.1.2 [INFO] [stderr] Downloaded spin v0.4.5 [INFO] [stderr] Downloaded linked_list_allocator v0.2.7 [INFO] [stderr] Downloaded multiboot2 v0.3.2 [INFO] [stderr] Downloaded once v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95a227cc669e479101a22071badf0d8487da92f46acc2b95ef09dfd21d4f1449 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "95a227cc669e479101a22071badf0d8487da92f46acc2b95ef09dfd21d4f1449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95a227cc669e479101a22071badf0d8487da92f46acc2b95ef09dfd21d4f1449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95a227cc669e479101a22071badf0d8487da92f46acc2b95ef09dfd21d4f1449", kill_on_drop: false }` [INFO] [stdout] 95a227cc669e479101a22071badf0d8487da92f46acc2b95ef09dfd21d4f1449 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 53397311f26d58e8120d0ad1bec947e22f19c0f3da83227cd5270c6235d17fce [INFO] running `Command { std: "docker" "start" "-a" "53397311f26d58e8120d0ad1bec947e22f19c0f3da83227cd5270c6235d17fce", kill_on_drop: false }` [INFO] [stderr] Checking spin v0.4.5 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking bit_field v0.7.0 [INFO] [stderr] Checking linked_list_allocator v0.2.7 [INFO] [stderr] Checking volatile v0.2.3 [INFO] [stderr] Checking once v0.3.2 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking rlibc v1.0.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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/github.com-1ecc6299db9ec823/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] [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/github.com-1ecc6299db9ec823/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] [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/github.com-1ecc6299db9ec823/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] [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/github.com-1ecc6299db9ec823/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] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.2.7/src/hole.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | next: Some(Unique::new(ptr)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ expected struct `Unique`, found enum `Option` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Unique<_>` [INFO] [stdout] found enum `Option>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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 struct `Unique`, found enum `Option` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Unique<_>` [INFO] [stdout] found enum `Option>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 12 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0557, 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` due to 13 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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: the legacy LLVM-style asm! syntax is no longer supported [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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: replace with: `llvm_asm!` [INFO] [stdout] | [INFO] [stdout] = note: consider migrating to the new asm! syntax specified in RFC 2873 [INFO] [stdout] = note: alternatively, switch to llvm_asm! to keep your code working as it is [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "53397311f26d58e8120d0ad1bec947e22f19c0f3da83227cd5270c6235d17fce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53397311f26d58e8120d0ad1bec947e22f19c0f3da83227cd5270c6235d17fce", kill_on_drop: false }` [INFO] [stdout] 53397311f26d58e8120d0ad1bec947e22f19c0f3da83227cd5270c6235d17fce