[INFO] fetching crate malachite-nz 0.6.1...
[INFO] documenting malachite-nz-0.6.1 against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] extracting crate malachite-nz 0.6.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate malachite-nz 0.6.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate malachite-nz 0.6.1
[INFO] tweaked toml for crates.io crate malachite-nz 0.6.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate malachite-nz 0.6.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate malachite-nz 0.6.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d85e636e90c434bc7abc1ddec5d4e390f9e057df401fbf4e99263387357f98a
[INFO] running `Command { std: "docker" "start" "-a" "5d85e636e90c434bc7abc1ddec5d4e390f9e057df401fbf4e99263387357f98a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d85e636e90c434bc7abc1ddec5d4e390f9e057df401fbf4e99263387357f98a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d85e636e90c434bc7abc1ddec5d4e390f9e057df401fbf4e99263387357f98a", kill_on_drop: false }`
[INFO] [stdout] 5d85e636e90c434bc7abc1ddec5d4e390f9e057df401fbf4e99263387357f98a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23f365f5e2dd98c9dbc66f977484f2d47926dd3872c1e7c7efe8b3e86d58bf42
[INFO] running `Command { std: "docker" "start" "-a" "23f365f5e2dd98c9dbc66f977484f2d47926dd3872c1e7c7efe8b3e86d58bf42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling malachite-nz v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking wide v0.7.32
[INFO] [stderr]     Checking malachite-base v0.6.1
[INFO] [stderr]  Documenting malachite-nz v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/lib.rs:52:76
[INFO] [stdout]    |
[INFO] [stdout] 52 | //!   available, which is not enough to store the sum. In this case, the [`Vec`] containing the
[INFO] [stdout]    |                                                                            ^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/lib.rs:54:83
[INFO] [stdout]    |
[INFO] [stdout] 54 | //!   this will be more efficient than allocating 1000 bits in a completely new [`Vec`]. Finally,
[INFO] [stdout]    |                                                                                   ^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/lib.rs:67:7
[INFO] [stdout]    |
[INFO] [stdout] 67 | //! [`Vec`]s of some primitive type. The elements of these
[INFO] [stdout]    |       ^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/lib.rs:68:7
[INFO] [stdout]    |
[INFO] [stdout] 68 | //! [`Vec`]s are called "limbs" in GMP terminology, since they're large digits.
[INFO] [stdout]    |       ^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `String`
[INFO] [stdout]    --> src/natural/conversion/mod.rs:569:7
[INFO] [stdout]     |
[INFO] [stdout] 569 | /// [`String`]s.
[INFO] [stdout]     |       ^^^^^^ no item named `String` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `String`
[INFO] [stdout]    --> src/integer/conversion/mod.rs:472:7
[INFO] [stdout]     |
[INFO] [stdout] 472 | /// [`String`]s.
[INFO] [stdout]     |       ^^^^^^ no item named `String` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/natural/conversion/digits/power_of_2_digit_iterable.rs:525:46
[INFO] [stdout]     |
[INFO] [stdout] 525 |             /// If it's necessary to get a [`Vec`] of all the digits, consider using
[INFO] [stdout]     |                                              ^^^ no item named `Vec` in scope
[INFO] [stdout] ...
[INFO] [stdout] 546 | apply_to_unsigneds!(iterables);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `iterables` which comes from the expansion of the macro `apply_to_unsigneds` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/natural/conversion/digits/power_of_2_digit_iterable.rs:525:46
[INFO] [stdout]     |
[INFO] [stdout] 525 |             /// If it's necessary to get a [`Vec`] of all the digits, consider using
[INFO] [stdout]     |                                              ^^^ no item named `Vec` in scope
[INFO] [stdout] ...
[INFO] [stdout] 546 | apply_to_unsigneds!(iterables);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `iterables` which comes from the expansion of the macro `apply_to_unsigneds` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/natural/conversion/digits/power_of_2_digit_iterable.rs:525:46
[INFO] [stdout]     |
[INFO] [stdout] 525 |             /// If it's necessary to get a [`Vec`] of all the digits, consider using
[INFO] [stdout]     |                                              ^^^ no item named `Vec` in scope
[INFO] [stdout] ...
[INFO] [stdout] 546 | apply_to_unsigneds!(iterables);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `iterables` which comes from the expansion of the macro `apply_to_unsigneds` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/natural/conversion/digits/power_of_2_digit_iterable.rs:525:46
[INFO] [stdout]     |
[INFO] [stdout] 525 |             /// If it's necessary to get a [`Vec`] of all the digits, consider using
[INFO] [stdout]     |                                              ^^^ no item named `Vec` in scope
[INFO] [stdout] ...
[INFO] [stdout] 546 | apply_to_unsigneds!(iterables);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `iterables` which comes from the expansion of the macro `apply_to_unsigneds` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/natural/conversion/digits/power_of_2_digit_iterable.rs:525:46
[INFO] [stdout]     |
[INFO] [stdout] 525 |             /// If it's necessary to get a [`Vec`] of all the digits, consider using
[INFO] [stdout]     |                                              ^^^ no item named `Vec` in scope
[INFO] [stdout] ...
[INFO] [stdout] 546 | apply_to_unsigneds!(iterables);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `iterables` which comes from the expansion of the macro `apply_to_unsigneds` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/natural/conversion/digits/power_of_2_digit_iterable.rs:525:46
[INFO] [stdout]     |
[INFO] [stdout] 525 |             /// If it's necessary to get a [`Vec`] of all the digits, consider using
[INFO] [stdout]     |                                              ^^^ no item named `Vec` in scope
[INFO] [stdout] ...
[INFO] [stdout] 546 | apply_to_unsigneds!(iterables);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `iterables` which comes from the expansion of the macro `apply_to_unsigneds` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/natural/conversion/digits/power_of_2_digit_iterable.rs:826:38
[INFO] [stdout]     |
[INFO] [stdout] 826 |     /// If it's necessary to get a [`Vec`] of all the digits, consider using
[INFO] [stdout]     |                                      ^^^ no item named `Vec` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/natural/logic/bit_iterable.rs:142:38
[INFO] [stdout]     |
[INFO] [stdout] 142 |     /// If it's necessary to get a [`Vec`] of all the bits, consider using
[INFO] [stdout]     |                                      ^^^ no item named `Vec` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/integer/arithmetic/add.rs:28:49
[INFO] [stdout]    |
[INFO] [stdout] 28 |     /// $M(n) = O(n)$ (only if the underlying [`Vec`] needs to reallocate)
[INFO] [stdout]    |                                                 ^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/integer/arithmetic/add.rs:221:49
[INFO] [stdout]     |
[INFO] [stdout] 221 |     /// $M(n) = O(n)$ (only if the underlying [`Vec`] needs to reallocate)
[INFO] [stdout]     |                                                 ^^^ no item named `Vec` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/integer/arithmetic/sub.rs:29:49
[INFO] [stdout]    |
[INFO] [stdout] 29 |     /// $M(n) = O(n)$ (only if the underlying [`Vec`] needs to reallocate)
[INFO] [stdout]    |                                                 ^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/integer/arithmetic/sub.rs:219:49
[INFO] [stdout]     |
[INFO] [stdout] 219 |     /// $M(n) = O(n)$ (only if the underlying [`Vec`] needs to reallocate)
[INFO] [stdout]     |                                                 ^^^ no item named `Vec` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]    --> src/integer/logic/bit_iterable.rs:253:38
[INFO] [stdout]     |
[INFO] [stdout] 253 |     /// If it's necessary to get a [`Vec`] of all the bits, consider using
[INFO] [stdout]     |                                      ^^^ no item named `Vec` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/natural/arithmetic/gcd/half_gcd.rs:182:40
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub_crate_test! {init(n: usize, p: &mut [Limb]) -> HalfGcdMatrix {
[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] 182 |     pub_crate_test! {init(n: usize, p: &mut [Limb]) -> HalfGcdMatrix<'_> {
[INFO] [stdout]     |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/natural/conversion/digits/general_digits.rs:659:25
[INFO] [stdout]     |
[INFO] [stdout] 659 |     power_table_memory: &mut [Limb],
[INFO] [stdout]     |                         ^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 663 | ) -> (usize, Vec<PowerTableRow>) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^ the same lifetime is hidden 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] 663 | ) -> (usize, Vec<PowerTableRow<'_>>) {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/natural/conversion/digits/power_of_2_digit_iterable.rs:472:8
[INFO] [stdout]     |
[INFO] [stdout] 472 |     x: &Natural,
[INFO] [stdout]     |        ^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 473 |     log_base: u64,
[INFO] [stdout] 474 | ) -> NaturalPowerOf2DigitPrimitiveIterator<T>
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 474 | ) -> NaturalPowerOf2DigitPrimitiveIterator<'_, T>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/natural/conversion/to_limbs.rs:399:18
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn limbs(&self) -> LimbIterator {
[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] 399 |     pub fn limbs(&self) -> LimbIterator<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/integer/conversion/to_twos_complement_limbs.rs:405:23
[INFO] [stdout]     |
[INFO] [stdout] 405 |     fn negative_limbs(&self) -> NegativeLimbIterator {
[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] 405 |     fn negative_limbs(&self) -> NegativeLimbIterator<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/integer/conversion/to_twos_complement_limbs.rs:761:34
[INFO] [stdout]     |
[INFO] [stdout] 761 |     pub fn twos_complement_limbs(&self) -> TwosComplementLimbIterator {
[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] 761 |     pub fn twos_complement_limbs(&self) -> TwosComplementLimbIterator<'_> {
[INFO] [stdout]     |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/integer/logic/bit_iterable.rs:232:22
[INFO] [stdout]     |
[INFO] [stdout] 232 |     fn negative_bits(&self) -> NegativeBitIterator {
[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] 232 |     fn negative_bits(&self) -> NegativeBitIterator<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't generate documentation: failed to read column from disk: data consumer error: invalid type: null, expected type data at line 1 column 4
[INFO] [stdout]   |
[INFO] [stdout]   = note: failed to create or modify "/opt/rustwide/target/doc/search.index/type/": failed to read column from disk: data consumer error: invalid type: null, expected type data at line 1 column 4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `malachite-nz`
[INFO] running `Command { std: "docker" "inspect" "23f365f5e2dd98c9dbc66f977484f2d47926dd3872c1e7c7efe8b3e86d58bf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f365f5e2dd98c9dbc66f977484f2d47926dd3872c1e7c7efe8b3e86d58bf42", kill_on_drop: false }`
[INFO] [stdout] 23f365f5e2dd98c9dbc66f977484f2d47926dd3872c1e7c7efe8b3e86d58bf42
