[INFO] fetching crate uninit 0.6.2...
[INFO] checking uninit-0.6.2 against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] extracting crate uninit 0.6.2 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate uninit 0.6.2
[INFO] finished tweaking crates.io crate uninit 0.6.2
[INFO] tweaked toml for crates.io crate uninit 0.6.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate uninit 0.6.2 on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding zerocopy v0.7.35 (available: v0.8.48)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abfbd7e5c1737a1c588b140e5f3a2a9a9533fd49028b9bc12ffae8f03dc456a8
[INFO] running `Command { std: "docker" "start" "-a" "abfbd7e5c1737a1c588b140e5f3a2a9a9533fd49028b9bc12ffae8f03dc456a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abfbd7e5c1737a1c588b140e5f3a2a9a9533fd49028b9bc12ffae8f03dc456a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfbd7e5c1737a1c588b140e5f3a2a9a9533fd49028b9bc12ffae8f03dc456a8", kill_on_drop: false }`
[INFO] [stdout] abfbd7e5c1737a1c588b140e5f3a2a9a9533fd49028b9bc12ffae8f03dc456a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5126708f60b34de985402ee0b6ac66a53a428521391392e13763a8fc10c7ad7
[INFO] running `Command { std: "docker" "start" "-a" "a5126708f60b34de985402ee0b6ac66a53a428521391392e13763a8fc10c7ad7", kill_on_drop: false }`
[INFO] [stderr]     Checking uninit v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous import visibility: pub or pub(crate)
[INFO] [stdout]    --> src/extension_traits/mod.rs:18:9
[INFO] [stdout]     |
[INFO] [stdout]  18 |         BoxNewUninitSlice,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `BoxNewUninitSlice` could refer to the trait imported here
[INFO] [stdout]    --> src/extension_traits/boxed.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub use new_uninit_slice::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `BoxNewUninitSlice` to disambiguate
[INFO] [stdout] note: `BoxNewUninitSlice` could also refer to the trait imported here
[INFO] [stdout]    --> src/utils/macros.rs:21:24
[INFO] [stdout]     |
[INFO] [stdout]  21 |         pub(crate) use crate::utils::prelude::*;
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/extension_traits/boxed.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 | use_prelude!();
[INFO] [stdout]     | -------------- in this macro invocation
[INFO] [stdout]     = help: consider adding an explicit import of `BoxNewUninitSlice` to disambiguate
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #149145 <https://github.com/rust-lang/rust/issues/149145>
[INFO] [stdout]     = note: `#[warn(ambiguous_import_visibilities)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `use_prelude` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:639:9
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 639 |           impl<'out, T: 'out> SliceIndex<'out, T> for usize {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               `SliceIndex` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout]     | |             ------------------ `Range` is not local
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] 653 | |             // a ..= b
[INFO] [stdout] 654 | |             ::core::ops::RangeInclusive<usize>,
[INFO] [stdout]     | |             --------------------------- `RangeInclusive` is not local
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] ...   |
[INFO] [stdout] 656 | |             ::core::ops::RangeFrom<usize>,
[INFO] [stdout]     | |             ---------------------- `RangeFrom` is not local
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] ...   |
[INFO] [stdout] 658 | |             ::core::ops::RangeTo<usize>,
[INFO] [stdout]     | |             -------------------- `RangeTo` is not local
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] ...   |
[INFO] [stdout] 660 | |             ::core::ops::RangeToInclusive<usize>,
[INFO] [stdout]     | |             ----------------------------- `RangeToInclusive` is not local
[INFO] [stdout] 661 | |             // ..
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout]     | |             ---------------------- `RangeFull` is not local
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: specialization is experimental
[INFO] [stdout]  --> src/read/impls.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | default unsafe impl<R: Read> ReadIntoUninit for R {
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: add `#![feature(specialization)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2026-05-19; consider upgrading it if it is out of date
[INFO] [stdout]   = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]   = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: specialization is experimental
[INFO] [stdout]  --> src/read/impls.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     default fn read_into_uninit<'buf>(
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: add `#![feature(specialization)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2026-05-19; consider upgrading it if it is out of date
[INFO] [stdout]   = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]   = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: specialization is experimental
[INFO] [stdout]   --> src/read/impls.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     default fn read_into_uninit_exact<'buf>(
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: add `#![feature(specialization)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-05-19; consider upgrading it if it is out of date
[INFO] [stdout]    = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]    = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous import visibility: pub or pub(crate)
[INFO] [stdout]    --> src/extension_traits/mod.rs:18:9
[INFO] [stdout]     |
[INFO] [stdout]  18 |         BoxNewUninitSlice,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `BoxNewUninitSlice` could refer to the trait imported here
[INFO] [stdout]    --> src/extension_traits/boxed.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub use new_uninit_slice::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `BoxNewUninitSlice` to disambiguate
[INFO] [stdout] note: `BoxNewUninitSlice` could also refer to the trait imported here
[INFO] [stdout]    --> src/utils/macros.rs:21:24
[INFO] [stdout]     |
[INFO] [stdout]  21 |         pub(crate) use crate::utils::prelude::*;
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/extension_traits/boxed.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 | use_prelude!();
[INFO] [stdout]     | -------------- in this macro invocation
[INFO] [stdout]     = help: consider adding an explicit import of `BoxNewUninitSlice` to disambiguate
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #149145 <https://github.com/rust-lang/rust/issues/149145>
[INFO] [stdout]     = note: `#[warn(ambiguous_import_visibilities)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `use_prelude` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:639:9
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 639 |           impl<'out, T: 'out> SliceIndex<'out, T> for usize {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               `SliceIndex` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout]     | |             ------------------ `Range` is not local
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] 653 | |             // a ..= b
[INFO] [stdout] 654 | |             ::core::ops::RangeInclusive<usize>,
[INFO] [stdout]     | |             --------------------------- `RangeInclusive` is not local
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] ...   |
[INFO] [stdout] 656 | |             ::core::ops::RangeFrom<usize>,
[INFO] [stdout]     | |             ---------------------- `RangeFrom` is not local
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] ...   |
[INFO] [stdout] 658 | |             ::core::ops::RangeTo<usize>,
[INFO] [stdout]     | |             -------------------- `RangeTo` is not local
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] ...   |
[INFO] [stdout] 660 | |             ::core::ops::RangeToInclusive<usize>,
[INFO] [stdout]     | |             ----------------------------- `RangeToInclusive` is not local
[INFO] [stdout] 661 | |             // ..
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/out_ref.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     pub fn get_out<Index>(self: Out<'out, [T]>, idx: Index) -> Option<Index::Output>
[INFO] [stdout] 611 | |     where
[INFO] [stdout] 612 | |         Index: UsizeOrRange<'out, T>, // renamed for the documentation
[INFO] [stdout]     | |_____________________________________- move the `impl` block outside of this method `get_out`
[INFO] [stdout] ...
[INFO] [stdout] 618 |                   impl<'out, T : 'out> SliceIndex<'out, T> for $Range {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `SliceIndex` is not local
[INFO] [stdout] ...
[INFO] [stdout] 650 | /         impl_SliceIndex! {
[INFO] [stdout] 651 | |             // a .. b
[INFO] [stdout] 652 | |             ::core::ops::Range<usize>,
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |             ::core::ops::RangeFull,
[INFO] [stdout]     | |             ---------------------- `RangeFull` is not local
[INFO] [stdout] 663 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the macro `impl_SliceIndex` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: this warning originates in the macro `impl_SliceIndex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: specialization is experimental
[INFO] [stdout]  --> src/read/impls.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | default unsafe impl<R: Read> ReadIntoUninit for R {
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: add `#![feature(specialization)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2026-05-19; consider upgrading it if it is out of date
[INFO] [stdout]   = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]   = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: specialization is experimental
[INFO] [stdout]  --> src/read/impls.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     default fn read_into_uninit<'buf>(
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: add `#![feature(specialization)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2026-05-19; consider upgrading it if it is out of date
[INFO] [stdout]   = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]   = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: specialization is experimental
[INFO] [stdout]   --> src/read/impls.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     default fn read_into_uninit_exact<'buf>(
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: add `#![feature(specialization)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-05-19; consider upgrading it if it is out of date
[INFO] [stdout]    = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]    = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "a5126708f60b34de985402ee0b6ac66a53a428521391392e13763a8fc10c7ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5126708f60b34de985402ee0b6ac66a53a428521391392e13763a8fc10c7ad7", kill_on_drop: false }`
[INFO] [stdout] a5126708f60b34de985402ee0b6ac66a53a428521391392e13763a8fc10c7ad7
