[INFO] cloning repository https://github.com/seekstar/splay-safe-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seekstar/splay-safe-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseekstar%2Fsplay-safe-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseekstar%2Fsplay-safe-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b2d9626acf999ec1db5d10b99cbb0fbdb32b8e8
[INFO] checking seekstar/splay-safe-rs against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseekstar%2Fsplay-safe-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/seekstar/splay-safe-rs
[INFO] finished tweaking git repo https://github.com/seekstar/splay-safe-rs
[INFO] tweaked toml for git repo https://github.com/seekstar/splay-safe-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/seekstar/splay-safe-rs on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand-op v0.1.0
[INFO] [stderr]   Downloaded compare v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a12d5a42e362027e3ffd6570e46f97b8dc6f4f6d176523322ac88da9452cb04a
[INFO] running `Command { std: "docker" "start" "-a" "a12d5a42e362027e3ffd6570e46f97b8dc6f4f6d176523322ac88da9452cb04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a12d5a42e362027e3ffd6570e46f97b8dc6f4f6d176523322ac88da9452cb04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a12d5a42e362027e3ffd6570e46f97b8dc6f4f6d176523322ac88da9452cb04a", kill_on_drop: false }`
[INFO] [stdout] a12d5a42e362027e3ffd6570e46f97b8dc6f4f6d176523322ac88da9452cb04a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b54379fa55e08dcd12f846de076b6a1e566a9b5c9290ff3349872805c72e1698
[INFO] running `Command { std: "docker" "start" "-a" "b54379fa55e08dcd12f846de076b6a1e566a9b5c9290ff3349872805c72e1698", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]     Checking compare v0.1.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking rand-op v0.1.0
[INFO] [stderr]     Checking splay-safe-rs v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_i128`
[INFO] [stdout]    --> src/lib.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[cfg(has_i128)]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_i128)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_i128)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_i128`
[INFO] [stdout]    --> src/lib.rs:134:7
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[cfg(has_i128)]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_i128)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_i128)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_i128`
[INFO] [stdout]    --> src/lib.rs:650:7
[INFO] [stdout]     |
[INFO] [stdout] 650 | #[cfg(has_i128)]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_i128)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_i128)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_i128`
[INFO] [stdout]    --> src/lib.rs:658:7
[INFO] [stdout]     |
[INFO] [stdout] 658 | #[cfg(has_i128)]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_i128)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_i128)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_i128`
[INFO] [stdout]    --> src/lib.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[cfg(has_i128)]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_i128)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_i128)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_i128`
[INFO] [stdout]    --> src/lib.rs:134:7
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[cfg(has_i128)]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_i128)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_i128)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_i128`
[INFO] [stdout]    --> src/lib.rs:650:7
[INFO] [stdout]     |
[INFO] [stdout] 650 | #[cfg(has_i128)]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_i128)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_i128)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_i128`
[INFO] [stdout]    --> src/lib.rs:658:7
[INFO] [stdout]     |
[INFO] [stdout] 658 | #[cfg(has_i128)]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_i128)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_i128)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:516:21
[INFO] [stdout]     |
[INFO] [stdout] 516 |     pub fn to_range(&mut self) -> Subtree<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] 516 |     pub fn to_range(&mut self) -> Subtree<'_, T> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:537:22
[INFO] [stdout]     |
[INFO] [stdout] 537 |     fn root_data_mut(&mut self) -> Option<DataMutRef<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] 537 |     fn root_data_mut(&mut self) -> Option<DataMutRef<'_, T>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1058:27
[INFO] [stdout]      |
[INFO] [stdout] 1058 |     pub fn root_value_mut(&mut self) -> Option<ValueMutRef<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] 1058 |     pub fn root_value_mut(&mut self) -> Option<ValueMutRef<'_, K, V>> {
[INFO] [stdout]      |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1409:23
[INFO] [stdout]      |
[INFO] [stdout] 1409 |     fn root_value_mut(&mut self) -> Option<ValueMutRef<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] 1409 |     fn root_value_mut(&mut self) -> Option<ValueMutRef<'_, K, V>> {
[INFO] [stdout]      |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1412:31
[INFO] [stdout]      |
[INFO] [stdout] 1412 |     pub fn root_key_value_mut(&mut self) -> Option<KeyValueMutRef<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] 1412 |     pub fn root_key_value_mut(&mut self) -> Option<KeyValueMutRef<'_, K, V>> {
[INFO] [stdout]      |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1426:17
[INFO] [stdout]      |
[INFO] [stdout] 1426 |     fn to_range(&mut self) -> KeyRange<K, V, C> {
[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] 1426 |     fn to_range(&mut self) -> KeyRange<'_, K, V, C> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1455:18
[INFO] [stdout]      |
[INFO] [stdout] 1455 |     pub fn entry(&mut self, key: K) -> Entry<K, V, C> {
[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] 1455 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V, C> {
[INFO] [stdout]      |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1515:23
[INFO] [stdout]      |
[INFO] [stdout] 1515 |     pub fn get_mut<E>(&mut self, key: &E) -> Option<ValueMutRef<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] 1515 |     pub fn get_mut<E>(&mut self, key: &E) -> Option<ValueMutRef<'_, K, V>>
[INFO] [stdout]      |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1647:24
[INFO] [stdout]      |
[INFO] [stdout] 1647 |     pub fn range<E, R>(&mut self, range: R) -> KeyRange<K, V, C>
[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] 1647 |     pub fn range<E, R>(&mut self, range: R) -> KeyRange<'_, K, V, C>
[INFO] [stdout]      |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:516:21
[INFO] [stdout]     |
[INFO] [stdout] 516 |     pub fn to_range(&mut self) -> Subtree<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] 516 |     pub fn to_range(&mut self) -> Subtree<'_, T> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:537:22
[INFO] [stdout]     |
[INFO] [stdout] 537 |     fn root_data_mut(&mut self) -> Option<DataMutRef<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] 537 |     fn root_data_mut(&mut self) -> Option<DataMutRef<'_, T>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1058:27
[INFO] [stdout]      |
[INFO] [stdout] 1058 |     pub fn root_value_mut(&mut self) -> Option<ValueMutRef<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] 1058 |     pub fn root_value_mut(&mut self) -> Option<ValueMutRef<'_, K, V>> {
[INFO] [stdout]      |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1409:23
[INFO] [stdout]      |
[INFO] [stdout] 1409 |     fn root_value_mut(&mut self) -> Option<ValueMutRef<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] 1409 |     fn root_value_mut(&mut self) -> Option<ValueMutRef<'_, K, V>> {
[INFO] [stdout]      |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1412:31
[INFO] [stdout]      |
[INFO] [stdout] 1412 |     pub fn root_key_value_mut(&mut self) -> Option<KeyValueMutRef<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] 1412 |     pub fn root_key_value_mut(&mut self) -> Option<KeyValueMutRef<'_, K, V>> {
[INFO] [stdout]      |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1426:17
[INFO] [stdout]      |
[INFO] [stdout] 1426 |     fn to_range(&mut self) -> KeyRange<K, V, C> {
[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] 1426 |     fn to_range(&mut self) -> KeyRange<'_, K, V, C> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1455:18
[INFO] [stdout]      |
[INFO] [stdout] 1455 |     pub fn entry(&mut self, key: K) -> Entry<K, V, C> {
[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] 1455 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V, C> {
[INFO] [stdout]      |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1515:23
[INFO] [stdout]      |
[INFO] [stdout] 1515 |     pub fn get_mut<E>(&mut self, key: &E) -> Option<ValueMutRef<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] 1515 |     pub fn get_mut<E>(&mut self, key: &E) -> Option<ValueMutRef<'_, K, V>>
[INFO] [stdout]      |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1647:24
[INFO] [stdout]      |
[INFO] [stdout] 1647 |     pub fn range<E, R>(&mut self, range: R) -> KeyRange<K, V, C>
[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] 1647 |     pub fn range<E, R>(&mut self, range: R) -> KeyRange<'_, K, V, C>
[INFO] [stdout]      |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.27s
[INFO] running `Command { std: "docker" "inspect" "b54379fa55e08dcd12f846de076b6a1e566a9b5c9290ff3349872805c72e1698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54379fa55e08dcd12f846de076b6a1e566a9b5c9290ff3349872805c72e1698", kill_on_drop: false }`
[INFO] [stdout] b54379fa55e08dcd12f846de076b6a1e566a9b5c9290ff3349872805c72e1698
