[INFO] cloning repository https://github.com/rklaehn/rust-nursery
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rklaehn/rust-nursery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frklaehn%2Frust-nursery", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frklaehn%2Frust-nursery'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d9cabeafe1b0bb90ccbf54d168bc0376e23c658
[INFO] checking rklaehn/rust-nursery against master#cced03bfd61a304243a34504618ecec86c17063f for pr-157082
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frklaehn%2Frust-nursery" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rklaehn/rust-nursery
[INFO] finished tweaking git repo https://github.com/rklaehn/rust-nursery
[INFO] tweaked toml for git repo https://github.com/rklaehn/rust-nursery written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rklaehn/rust-nursery on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rklaehn/rust-nursery 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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]   Downloaded quickcheck_macros v0.8.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 83420eb4b13eba8877b92530da9ca49d314a9ea2551185d69c2f86228eca05b6
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "83420eb4b13eba8877b92530da9ca49d314a9ea2551185d69c2f86228eca05b6" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.8
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[INFO] [stderr]    Compiling serde v1.0.102
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[INFO] [stderr]     Checking regex-syntax v0.6.12
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[INFO] [stderr]     Checking sorted-iter v0.1.5
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[INFO] [stderr]     Checking rand v0.7.2
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[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking vec-collections v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VecSet`
[INFO] [stdout]  --> src/total_vec_set.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{VecSet, VecSet2};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `UnsafeSliceMergeState`
[INFO] [stdout]  --> src/vec_set.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 |     UnsafeInPlaceMergeState, UnsafeSliceMergeState, VecMergeState, SmallVecInPlaceMergeState,
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/radix_tree.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/flip_buffer/small_vec_builder.rs:177:67
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let v = std::mem::replace(&mut self.v, unsafe { std::mem::uninitialized() });
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge` is never used
[INFO] [stdout]   --> src/merge_state.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl<'a, A: Array, B: Array> SmallVecInPlaceMergeState<A, B> {
[INFO] [stdout]    | ------------------------------------------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn merge<O: MergeOperation<A::Item, B::Item, Self>>(a: &mut SmallVec<A>, b: SmallVec<B>, o: O) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge` is never used
[INFO] [stdout]    --> src/merge_state.rs:344:12
[INFO] [stdout]     |
[INFO] [stdout] 320 | impl<'a, A, B, Arr: Array> SmallVecMergeState<'a, A, B, Arr> {
[INFO] [stdout]     | ------------------------------------------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 344 |     pub fn merge<O: MergeOperation<A, B, Self>>(a: &'a [A], b: &'a [B], o: O) -> SmallVec<Arr> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafeSliceMergeState` is never constructed
[INFO] [stdout]    --> src/merge_state.rs:466:19
[INFO] [stdout]     |
[INFO] [stdout] 466 | pub(crate) struct UnsafeSliceMergeState<T> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge` is never used
[INFO] [stdout]    --> src/merge_state.rs:476:12
[INFO] [stdout]     |
[INFO] [stdout] 475 | impl<T> UnsafeSliceMergeState<T> {
[INFO] [stdout]     | -------------------------------- associated function in this implementation
[INFO] [stdout] 476 |     pub fn merge<O: ShortcutMergeOperation<T, T, Self>>(
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dedup` is never used
[INFO] [stdout]   --> src/dedup.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn dedup<T: Eq>(d: &mut [T], keep: Keep) -> usize {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `single` and `filter_map_values` are never used
[INFO] [stdout]   --> src/radix_tree.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<K: Ord, V> TagTree<K, V> {
[INFO] [stdout]    | ----------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn single(key: Vec<K>, value: V) -> Self {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn filter_map_values<W>(self, f: &impl Fn(V) -> Option<W>) -> Option<TagTree<K, W>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `inner_join_with` is never used
[INFO] [stdout]    --> src/radix_tree.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl<K: Ord + Clone, V: Clone> TagTree<K, V> {
[INFO] [stdout]     | -------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn inner_join_with(&self, that: &Self, f: &impl Fn(&V, &V) -> Option<V>) -> Option<Self> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `min` and `max` are never used
[INFO] [stdout]    --> src/radix_tree.rs:164:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl<K: Ord + Clone, V: Ord + Clone + Zero> TagTree<K, V> {
[INFO] [stdout]     | --------------------------------------------------------- methods in this implementation
[INFO] [stdout] 164 |     fn min(&self, that: &Self) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     fn max(&self, that: &Self) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_range_bounds` is never used
[INFO] [stdout]    --> src/range_set.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 174 | impl<T: Ord + Clone> RangeSet<T> {
[INFO] [stdout]     | -------------------------------- associated function in this implementation
[INFO] [stdout] 175 |     fn from_range_bounds<R: RangeBounds<T>>(r: R) -> std::result::Result<Self, ()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `SmallVec<A>` does not permit being left uninitialized
[INFO] [stdout]    --> src/flip_buffer/small_vec_builder.rs:177:57
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let v = std::mem::replace(&mut self.v, unsafe { std::mem::uninitialized() });
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         this code causes undefined behavior when executed
[INFO] [stdout]     |                                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/vec_set.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn iter(&self) -> SortedIter<std::slice::Iter<T>> {
[INFO] [stdout]    |                 ^^^^^                ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn iter(&self) -> SortedIter<std::slice::Iter<'_, T>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vec_set.rs:289:17
[INFO] [stdout]     |
[INFO] [stdout] 289 |     pub fn iter(&self) -> SortedIter<std::slice::Iter<T>> {
[INFO] [stdout]     |                 ^^^^^                ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 289 |     pub fn iter(&self) -> SortedIter<std::slice::Iter<'_, T>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vec_map.rs:235:30
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub(crate) fn slice_iter(&self) -> SliceIterator<(K, V)> {
[INFO] [stdout]     |                              ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub(crate) fn slice_iter(&self) -> SliceIterator<'_, (K, V)> {
[INFO] [stdout]     |                                                      +++
[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/radix_tree.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Deserialize)]
[INFO] [stdout]    |          ^----------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Deserialize` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_DeserHelper`
[INFO] [stdout] 44 | #[serde(untagged)]
[INFO] [stdout] 45 | enum DeserHelper<K: Ord, V> {
[INFO] [stdout]    |      ----------- `DeserHelper` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[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: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/range_set.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn iter(&self) -> Iter<T> {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecSet`
[INFO] [stdout]  --> src/total_vec_set.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{VecSet, VecSet2};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/radix_tree.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/flip_buffer/small_vec_builder.rs:177:67
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let v = std::mem::replace(&mut self.v, unsafe { std::mem::uninitialized() });
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge` is never used
[INFO] [stdout]   --> src/merge_state.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl<'a, A: Array, B: Array> SmallVecInPlaceMergeState<A, B> {
[INFO] [stdout]    | ------------------------------------------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn merge<O: MergeOperation<A::Item, B::Item, Self>>(a: &mut SmallVec<A>, b: SmallVec<B>, o: O) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge` is never used
[INFO] [stdout]    --> src/merge_state.rs:344:12
[INFO] [stdout]     |
[INFO] [stdout] 320 | impl<'a, A, B, Arr: Array> SmallVecMergeState<'a, A, B, Arr> {
[INFO] [stdout]     | ------------------------------------------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 344 |     pub fn merge<O: MergeOperation<A, B, Self>>(a: &'a [A], b: &'a [B], o: O) -> SmallVec<Arr> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_on_failure_unary` is never used
[INFO] [stdout]    --> src/total_vec_set.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 |     fn print_on_failure_unary<E: Debug, R: Eq + Debug>(x: E, expected: R, actual: R) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dedup` is never used
[INFO] [stdout]   --> src/dedup.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn dedup<T: Eq>(d: &mut [T], keep: Keep) -> usize {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `filter_map_values` is never used
[INFO] [stdout]   --> src/radix_tree.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<K: Ord, V> TagTree<K, V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn filter_map_values<W>(self, f: &impl Fn(V) -> Option<W>) -> Option<TagTree<K, W>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `max` is never used
[INFO] [stdout]    --> src/radix_tree.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl<K: Ord + Clone, V: Ord + Clone + Zero> TagTree<K, V> {
[INFO] [stdout]     | --------------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     fn max(&self, that: &Self) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `smallvec::SmallVec<A>` does not permit being left uninitialized
[INFO] [stdout]    --> src/flip_buffer/small_vec_builder.rs:177:57
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let v = std::mem::replace(&mut self.v, unsafe { std::mem::uninitialized() });
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         this code causes undefined behavior when executed
[INFO] [stdout]     |                                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/vec_set.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn iter(&self) -> SortedIter<std::slice::Iter<T>> {
[INFO] [stdout]    |                 ^^^^^                ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn iter(&self) -> SortedIter<std::slice::Iter<'_, T>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vec_set.rs:289:17
[INFO] [stdout]     |
[INFO] [stdout] 289 |     pub fn iter(&self) -> SortedIter<std::slice::Iter<T>> {
[INFO] [stdout]     |                 ^^^^^                ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 289 |     pub fn iter(&self) -> SortedIter<std::slice::Iter<'_, T>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vec_map.rs:235:30
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub(crate) fn slice_iter(&self) -> SliceIterator<(K, V)> {
[INFO] [stdout]     |                              ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub(crate) fn slice_iter(&self) -> SliceIterator<'_, (K, V)> {
[INFO] [stdout]     |                                                      +++
[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/radix_tree.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Deserialize)]
[INFO] [stdout]    |          ^----------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Deserialize` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_DeserHelper`
[INFO] [stdout] 44 | #[serde(untagged)]
[INFO] [stdout] 45 | enum DeserHelper<K: Ord, V> {
[INFO] [stdout]    |      ----------- `DeserHelper` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[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: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/range_set.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn iter(&self) -> Iter<T> {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.46s
[INFO] running `Command { std: "docker" "inspect" "83420eb4b13eba8877b92530da9ca49d314a9ea2551185d69c2f86228eca05b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83420eb4b13eba8877b92530da9ca49d314a9ea2551185d69c2f86228eca05b6", kill_on_drop: false }`
[INFO] [stdout] 83420eb4b13eba8877b92530da9ca49d314a9ea2551185d69c2f86228eca05b6
