[INFO] cloning repository https://github.com/xinslu/rust-std-buzzos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xinslu/rust-std-buzzos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxinslu%2Frust-std-buzzos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxinslu%2Frust-std-buzzos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e9d5f7d356123d8863491c4bb39b179b56efe834 [INFO] testing xinslu/rust-std-buzzos against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxinslu%2Frust-std-buzzos" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain [INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/xinslu/rust-std-buzzos [INFO] finished tweaking git repo https://github.com/xinslu/rust-std-buzzos [INFO] tweaked toml for git repo https://github.com/xinslu/rust-std-buzzos written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/xinslu/rust-std-buzzos on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/xinslu/rust-std-buzzos 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-0-tc1/source/kernel/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-0-tc1/source/user/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/kernel/Cargo.toml: unused manifest key: profile.dev.debuginfo [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04a94e1d2e34a0a94c9ce95da55905872a398a2a8091df7c71d4983fdbb96dc0 [INFO] running `Command { std: "docker" "start" "-a" "04a94e1d2e34a0a94c9ce95da55905872a398a2a8091df7c71d4983fdbb96dc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04a94e1d2e34a0a94c9ce95da55905872a398a2a8091df7c71d4983fdbb96dc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04a94e1d2e34a0a94c9ce95da55905872a398a2a8091df7c71d4983fdbb96dc0", kill_on_drop: false }` [INFO] [stdout] 04a94e1d2e34a0a94c9ce95da55905872a398a2a8091df7c71d4983fdbb96dc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4a28a4b8f0951c93dbe189f2c568eae4ef426cad06f1da5d3a688729e8baf2e [INFO] running `Command { std: "docker" "start" "-a" "c4a28a4b8f0951c93dbe189f2c568eae4ef426cad06f1da5d3a688729e8baf2e", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/kernel/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/user/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] warning: /opt/rustwide/workdir/kernel/Cargo.toml: unused manifest key: profile.dev.debuginfo [INFO] [stderr] Compiling volatile v0.2.7 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling stdbuzz v0.1.0 (/opt/rustwide/workdir/libstd_buzzos) [INFO] [stdout] error: cannot resolve a prelude import [INFO] [stdout] --> libstd_buzzos/src/lib.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | pub use prelude::rust_2018::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `allocator_internals` is internal to the compiler or standard library [INFO] [stdout] --> libstd_buzzos/src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(allocator_internals)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `allow_internal_unstable` is internal to the compiler or standard library [INFO] [stdout] --> libstd_buzzos/src/lib.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | #![feature(allow_internal_unstable)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library [INFO] [stdout] --> libstd_buzzos/src/lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | #![feature(rustc_attrs)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> libstd_buzzos/src/lib.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(lang_items)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `prelude_import` is internal to the compiler or standard library [INFO] [stdout] --> libstd_buzzos/src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | #![feature(prelude_import)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `ptr_internals` is internal to the compiler or standard library [INFO] [stdout] --> libstd_buzzos/src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(ptr_internals)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:841:16 [INFO] [stdout] | [INFO] [stdout] 841 | #[cfg_attr(feature = "debug_refcell", track_caller)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:931:16 [INFO] [stdout] | [INFO] [stdout] 931 | #[cfg_attr(feature = "debug_refcell", track_caller)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:586:11 [INFO] [stdout] | [INFO] [stdout] 586 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:595:11 [INFO] [stdout] | [INFO] [stdout] 595 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:603:15 [INFO] [stdout] | [INFO] [stdout] 603 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:620:11 [INFO] [stdout] | [INFO] [stdout] 620 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:628:15 [INFO] [stdout] | [INFO] [stdout] 628 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:683:19 [INFO] [stdout] | [INFO] [stdout] 683 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:845:23 [INFO] [stdout] | [INFO] [stdout] 845 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:861:23 [INFO] [stdout] | [INFO] [stdout] 861 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:935:23 [INFO] [stdout] | [INFO] [stdout] 935 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:951:23 [INFO] [stdout] | [INFO] [stdout] 951 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug_refcell` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:1075:23 [INFO] [stdout] | [INFO] [stdout] 1075 | #[cfg(feature = "debug_refcell")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `debug_refcell` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `prelude::rust_2018::*` [INFO] [stdout] --> libstd_buzzos/src/lib.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | pub use prelude::rust_2018::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> libstd_buzzos/src/memory/mod.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(ptr_internals)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` (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] --> libstd_buzzos/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] error[E0658]: use of unstable const library feature `const_convert` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:306:15 [INFO] [stdout] | [INFO] [stdout] 306 | impl const From for Cell { [INFO] [stdout] | ^^^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #143773 for more information [INFO] [stdout] = help: add `#![feature(const_convert)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-06; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_convert` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:1202:15 [INFO] [stdout] | [INFO] [stdout] 1202 | impl const From for RefCell { [INFO] [stdout] | ^^^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #143773 for more information [INFO] [stdout] = help: add `#![feature(const_convert)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-06; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_convert` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:2003:15 [INFO] [stdout] | [INFO] [stdout] 2003 | impl const From for UnsafeCell { [INFO] [stdout] | ^^^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #143773 for more information [INFO] [stdout] = help: add `#![feature(const_convert)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-06; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_convert` [INFO] [stdout] --> libstd_buzzos/src/memory/Cell.rs:2082:15 [INFO] [stdout] | [INFO] [stdout] 2082 | impl const From for SyncUnsafeCell { [INFO] [stdout] | ^^^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #143773 for more information [INFO] [stdout] = help: add `#![feature(const_convert)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-06; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> libstd_buzzos/src/collections/VecDeque.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut new_node: *mut Node = Node::new(value); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> libstd_buzzos/src/collections/VecDeque.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let mut new_node: *mut Node = Node::new(value); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `stdbuzz` (lib) due to 5 previous errors; 24 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c4a28a4b8f0951c93dbe189f2c568eae4ef426cad06f1da5d3a688729e8baf2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4a28a4b8f0951c93dbe189f2c568eae4ef426cad06f1da5d3a688729e8baf2e", kill_on_drop: false }` [INFO] [stdout] c4a28a4b8f0951c93dbe189f2c568eae4ef426cad06f1da5d3a688729e8baf2e